/**
 * Forum Theme - 主样式文件
 */

/* ========== Reset ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-base);
    line-height: var(--line-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* 图片懒加载 */
img[data-src] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.lazy-loaded {
    opacity: 1;
}

img.lazy-placeholder {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* 去除默认聚焦边框 */
input:focus,
textarea:focus,
select:focus,
button:focus {
    outline: none;
}

/* 自定义聚焦样式 */
input:focus,
textarea:focus,
select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ========== Layout ========== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 200px);
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr var(--sidebar-width);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.content-main {
    min-width: 0;
}

.content-sidebar {
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}

/* ========== Header ========== */
.site-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-inner {
    display: flex;
    align-items: center;
    height: 64px;
    gap: var(--spacing-lg);
}

.site-brand .logo {
    display: flex;
    align-items: center;
}

.site-brand .logo img {
    height: 36px;
}

.site-brand .site-name {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.site-nav {
    flex: 1;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-item a:hover,
.nav-item.active a {
    color: var(--primary-color);
    background: var(--primary-bg);
}

/* ========== Search ========== */
.header-search {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.search-form {
    display: flex;
    align-items: center;
    position: relative;
}

.search-input {
    width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-right: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
}

.search-btn {
    position: absolute;
    right: 12px;
    color: var(--text-muted);
}

.header-filter-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 16px;
    transition: all var(--transition-fast);
}

.header-filter-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* ========== User ========== */
.header-user {
    position: relative;
}

.auth-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.btn-text {
    color: var(--text-secondary);
}

.btn-text:hover {
    color: var(--primary-color);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: white;
}

.user-dropdown {
    position: relative;
}

.user-avatar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
}

.user-avatar img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-sm);
    min-width: 160px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.user-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
}

.dropdown-menu li a:hover {
    background: var(--bg-hover);
    color: var(--primary-color);
}

.dropdown-menu .divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

.menu-badge {
    background: var(--error);
    color: white;
    font-size: 11px;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    margin-left: auto;
}

.menu-badge.checkin-badge {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

/* ========== Section ========== */
.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.section-title i {
    color: var(--primary-color);
}

/* ========== Hero Section ========== */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 200px 280px;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* 没有轮播图时，调整布局 */
.hero-section.no-slider {
    grid-template-columns: 200px 280px;
}

/* 没有推荐列表时，调整布局 */
.hero-section.no-recommend {
    grid-template-columns: 1fr 280px;
}

/* 两者都没有时，只显示用户卡片 */
.hero-section.no-slider.no-recommend {
    grid-template-columns: 280px;
    justify-content: flex-end;
}

.hero-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
}

.hero-slider {
    position: relative;
    height: 100%;
}

.hero-slide {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-slide.active {
    display: block;
}

.hero-card {
    display: block;
    position: relative;
    height: 100%;
}

.hero-image {
    width: 100%;
    height: 100%;
    background-color: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
   /* object-fit: cover;  */
}

.hero-image.no-image {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.hero-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.hero-dot.active,
.hero-dot:hover {
    background: white;
    transform: scale(1.2);
}

.hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
}

.hero-title {
    font-size: var(--font-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.hero-excerpt {
    font-size: var(--font-sm);
    opacity: 0.9;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hero-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.hero-item {
    flex: 1;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.hero-item-image {
    width: 100%;
    height: 100%;
    background-color: var(--bg-tertiary);
    transition: transform var(--transition-normal);
    overflow: hidden;
}

.hero-item-image img {
    width: 100%;
    height: 100%;
  /*  object-fit: cover; */
    transition: transform var(--transition-normal);
}

.hero-item-image.no-image {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.hero-item:hover .hero-item-image img {
    transform: scale(1.05);
}

.hero-item-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-sm);
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    font-size: var(--font-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition-normal);
}

.hero-item:hover .hero-item-title {
    opacity: 1;
    transform: translateY(0);
}

.hero-user {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
}

/* 侧边栏中的用户卡片 */
.sidebar-user-card {
    margin-bottom: var(--spacing-md);
}

.user-welcome {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

/* 未登录状态的访客头像 */
.guest-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed #9ca3af;
}

.guest-avatar i {
    font-size: 28px;
    color: #9ca3af;
}

.guest-welcome .user-info h3 {
    color: var(--text-muted);
}

.user-avatar-lg {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
}

.user-info h3 {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
}

.user-info p {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.user-shortcuts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xs);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.shortcut-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.shortcut-item:hover {
    background: var(--bg-hover);
    color: var(--primary-color);
}

.shortcut-item i {
    font-size: 20px;
}

.shortcut-item span {
    font-size: var(--font-xs);
}

.user-share {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-top: var(--spacing-md);
}

.share-tip {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--primary-bg);
    border-radius: var(--radius-md);
}

.share-tip i {
    font-size: 24px;
    color: var(--warning);
}

.share-tip strong {
    font-size: var(--font-sm);
    color: var(--text-primary);
}

.share-tip p {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.btn-block {
    width: 100%;
}

.section-title-sm {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.section-title-sm i {
    color: var(--primary-color);
}

/* ========== Info Cards (三栏信息模块) ========== */
.info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.info-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

.info-card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.info-card-title i {
    color: var(--primary-color);
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-sm);
}

.info-item .item-title {
    flex: 1;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.info-item .item-title:hover {
    color: var(--primary-color);
}

.info-item .item-time {
    color: var(--text-muted);
    font-size: var(--font-xs);
    flex-shrink: 0;
}

.info-list.comment-list .info-item {
    flex-wrap: wrap;
}

.info-list.comment-list .comment-author {
    color: var(--primary-color);
    font-weight: 500;
    margin-right: var(--spacing-xs);
}

.info-list.comment-list .comment-text {
    color: var(--text-muted);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========== Active Users ========== */
.active-users-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.active-users {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
}

.active-user {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    min-width: 80px;
}

.active-user img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    border: 2px solid var(--border-light);
}

.active-user .user-name {
    font-size: var(--font-sm);
    color: var(--text-primary);
    font-weight: 500;
    text-align: center;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.active-user .user-time {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* ========== Feature Grid ========== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.feature-title {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.feature-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ========== Category Grid ========== */
.category-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.category-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.category-card-new {
    display: grid;
    grid-template-columns: 80px 1fr;
    grid-template-rows: auto auto;
    gap: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.category-card-new:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.category-thumb {
    grid-row: span 2;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.category-body {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-body .category-name {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.category-body .category-stats {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.category-body .category-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.category-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.category-moderator {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ========== Friends Links ========== */
.friends-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}
.friends-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.friends-list li {
    list-style: none;
}
.friends-list li a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
}
.friends-list li a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transform: translateY(-1px);
}
.friends-list li a img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}
.friends-list li a span {
    white-space: nowrap;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.category-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.category-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.category-info {
    flex: 1;
    min-width: 0;
}

.category-name {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.category-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.category-count {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* ========== Post Card ========== */
.posts-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

/* Posts Tabs */
.posts-tabs {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.posts-tabs .tab-item {
    position: relative;
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.posts-tabs .tab-item:hover {
    color: var(--primary-color);
}

.posts-tabs .tab-item.active {
    color: var(--primary-color);
}

.posts-tabs .tab-item.active::after {
    content: '';
    position: absolute;
    bottom: calc(-1 * var(--spacing-md) - 1px);
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px;
}

.posts-list {
    display: flex;
    flex-direction: column;
}

.post-card {
    border-bottom: 1px solid var(--border-light);
    padding: var(--spacing-md) 0;
}

.post-card:last-child {
    border-bottom: none;
}

.post-card-inner {
    display: flex;
    gap: var(--spacing-md);
}

.post-avatar img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
}

.post-content {
    flex: 1;
    min-width: 0;
}

.post-title {
    font-size: var(--font-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.post-title a {
    color: var(--text-primary);
}

.post-title a:hover {
    color: var(--primary-color);
}

.post-labels {
    margin-right: var(--spacing-sm);
}

.post-labels .label {
    display: inline-block;
    padding: 2px 8px;
    font-size: var(--font-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
    color: white;
    margin-right: var(--spacing-xs);
}

.label-top { background: var(--label-top); }
.label-featured { background: var(--label-featured); }
.label-hot { background: var(--label-hot); }

/* 问答标签 */
.qa-label { font-size: 12px; }
.qa-unsolved { background: #fef3c7; color: #92400e; }
.qa-solved { background: #dcfce7; color: #166534; }
.qa-reward-label { background: #fff7ed; color: #c2410c; font-size: 12px; }

.post-excerpt {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Post Images Preview */
.post-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.post-image-item {
    aspect-ratio: 4/3;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.post-image-item img {
    width: 100%;
    height: 100%;
/*    object-fit: cover;  */
    transition: transform var(--transition-normal);
}

.post-image-item:hover img {
    transform: scale(1.05);
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.meta-item a {
    color: var(--text-muted);
}

.meta-item a:hover {
    color: var(--primary-color);
}

/* ========== Sidebar ========== */
.sidebar {
    display: flex;
    flex-direction: column;
    max-width: 100%;
    overflow: hidden;
}

.sidebar-widget {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}

.sidebar-widget:last-child {
    margin-bottom: 0;
}

/* Stats Widget */
.stats-widget {
    padding: var(--spacing-md);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    text-align: center;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.stat-box i {
    font-size: var(--font-lg);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.stat-box .stat-num {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--primary-color);
}

.stat-box .stat-label {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* Hot Categories */

/* Contact Widget */
.contact-widget {
    padding: var(--spacing-md);
}
.contact-cards {
    display: flex;
    justify-content: center;
    gap: 16px;
}
.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 20px;
    border-radius: 12px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
    flex: 1;
    text-align: center;
}
.contact-card i {
    font-size: 28px;
}
.contact-qq {
    background: #e8f4fd;
    color: #12b7f5;
}
.contact-qq:hover {
    background: #12b7f5;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(18,183,245,0.3);
}
.contact-wechat {
    background: #e8f8ee;
    color: #07c160;
}
.contact-wechat:hover {
    background: #07c160;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(7,193,96,0.3);
}
.contact-bilibili {
    background: #fce8ef;
    color: #fb7299;
}
.contact-bilibili:hover {
    background: #fb7299;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(251,114,153,0.3);
}
.wechat-qr-inline {
    display: none;
    margin-top: 12px;
    border: 1px solid #d1fae5;
    border-radius: 12px;
    overflow: hidden;
    background: #f0fdf4;
}
.wechat-qr-inline.active {
    display: block;
}
.wechat-qr-inline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    font-weight: 600;
    font-size: 13px;
    color: #07c160;
}
.wechat-qr-inline-header i {
    margin-right: 4px;
}
.wechat-qr-close {
    font-size: 20px;
    color: #9ca3af;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    padding: 0 4px;
}
.wechat-qr-close:hover {
    color: #374151;
}
.wechat-qr-inline-body {
    padding: 0 14px 14px;
    text-align: center;
}
.wechat-qr-inline-body img {
    width: 100%;
    border-radius: 8px;
}
/* QQ群二维码展开面板 */
.qq-qr-inline {
    display: none;
    margin-top: 12px;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    overflow: hidden;
    background: #eff6ff;
}
.qq-qr-inline.active {
    display: block;
}
.qq-qr-inline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    font-weight: 600;
    font-size: 13px;
    color: #12b7f5;
}
.qq-qr-inline-header i {
    margin-right: 4px;
}
.qq-qr-close {
    font-size: 20px;
    color: #9ca3af;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    padding: 0 4px;
}
.qq-qr-close:hover {
    color: #374151;
}
.qq-qr-inline-body {
    padding: 0 14px 14px;
    text-align: center;
}
.qq-qr-inline-body img {
    width: 100%;
    border-radius: 8px;
}
.hot-categories {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.hot-category-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.category-icon-sm {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.category-info-sm {
    flex: 1;
    min-width: 0;
}

.category-info-sm .category-name {
    display: block;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.category-info-sm .category-name:hover {
    color: var(--primary-color);
}

.category-info-sm .category-desc {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.hot-category-item .category-count {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--primary-color);
}

.widget-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.widget-title i {
    color: var(--primary-color);
}

.widget-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.widget-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Hot Posts */
.hot-posts .item-rank {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: var(--font-xs);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hot-posts .rank-1 { background: var(--error); color: white; }
.hot-posts .rank-2 { background: var(--warning); color: white; }
.hot-posts .rank-3 { background: var(--success); color: white; }

.hot-posts .item-title {
    flex: 1;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.hot-posts .item-title:hover {
    color: var(--primary-color);
}

/* Hot Icons */
.hot-posts .hot-icon {
    flex-shrink: 0;
    font-size: 14px;
}

.hot-posts .hot-icon-1 {
    color: var(--error);
}

.hot-posts .hot-icon-2 {
    color: var(--warning);
}

.hot-posts .hot-icon-3 {
    color: var(--success);
}

/* Recent Comments */
.comment-item {
    align-items: flex-start;
}

.comment-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.comment-content {
    flex: 1;
    min-width: 0;
}

.comment-author {
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.comment-text {
    display: inline;
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.comment-time {
    font-size: 12px;
    color: var(--text-muted);
    opacity: 0.6;
    margin-left: 6px;
    white-space: nowrap;
}

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag-item {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: var(--font-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.tag-item:hover {
    background: var(--primary-color);
    color: white;
}

/* Sidebar Tabs */
.sidebar-tabs-widget {
    padding: 0;
}

.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-light);
}

.sidebar-tab {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-sm);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.sidebar-tab:hover {
    color: var(--primary-color);
}

.sidebar-tab.active {
    color: var(--primary-color);
}

.sidebar-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
}

.sidebar-tab-content {
    display: none;
    padding: var(--spacing-md);
}

.sidebar-tab-content.active {
    display: block;
}

/* Stats */
.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-item i {
    color: var(--primary-color);
}

.stat-label {
    flex: 1;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.stat-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* ========== Pagination ========== */
/* 通用分页容器 */
.pagination,
.page-navigator {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* 分页项通用样式 */
.pagination a,
.pagination span,
.page-navigator li,
.page-navigator a,
.page-navigator span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
    text-decoration: none;
    list-style: none;
}

.page-navigator li {
    background: transparent;
    border: none;
    min-width: auto;
    height: auto;
    padding: 0;
}

.page-navigator li a,
.page-navigator li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
    text-decoration: none;
}

/* 悬停效果 */
.pagination a:hover,
.page-navigator li a:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* 当前页/激活状态 */
.pagination .active,
.pagination .current,
.page-navigator .current a,
.page-navigator .current span,
.page-navigator li.current a {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    pointer-events: none;
}

/* 上一页/下一页按钮 */
.pagination .prev,
.pagination .next,
.page-navigator .prev a,
.page-navigator .next a {
    padding: 0 var(--spacing-md);
    min-width: auto;
    gap: 6px;
}

.page-navigator .prev a::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-left: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    margin-right: 4px;
}

.page-navigator .next a::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-right: 2px solid currentColor;
    border-top: 2px solid currentColor;
    transform: rotate(45deg);
    margin-left: 4px;
}

/* 省略号样式 */
.pagination .dots,
.page-navigator .dots span {
    background: transparent;
    border: none;
    color: var(--text-muted);
    pointer-events: none;
    min-width: 30px;
}

/* 禁用状态 */
.pagination .disabled,
.page-navigator .disabled a {
    opacity: 0.5;
    pointer-events: none;
    cursor: not-allowed;
}

/* 分页信息文字 */
.pagination-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* ========== Footer ========== */
.site-footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
}

.footer-inner {
    text-align: center;
}

.footer-info {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.footer-info p {
    margin-bottom: var(--spacing-xs);
}

.footer-info a {
    color: var(--text-secondary);
}

.footer-info a:hover {
    color: var(--primary-color);
}

/* ========== Empty State ========== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

/* ========== Mobile Menu ========== */
.mobile-menu-btn {
    display: none;
    font-size: 24px;
    color: var(--text-primary);
}

/* 移动端用户头像和发布按钮 - 默认隐藏 */
.mobile-user-avatar,
.mobile-publish-btn {
    display: none;
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100vh;
    background: var(--bg-primary);
    z-index: var(--z-modal);
    transition: left var(--transition-normal);
    overflow-y: auto;
}

.mobile-nav.active {
    left: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.mobile-nav-close {
    font-size: 24px;
    color: var(--text-muted);
}

.mobile-nav-menu {
    padding: var(--spacing-md);
}

.mobile-nav-menu li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
}

.mobile-nav-search {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.mobile-nav-search form {
    display: flex;
}

.mobile-nav-search input {
    flex: 1;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.mobile-nav-search button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-color);
    color: white;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-auth {
    display: flex;
    gap: 10px;
    padding: 16px;
    border-top: 1px solid var(--border-color);
}
.mobile-nav-auth .btn {
    flex: 1;
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
}
.mobile-nav-auth .btn-outline {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: var(--bg-primary);
}
.mobile-nav-auth .btn-primary {
    background: var(--primary-color, #3b82f6);
    color: #fff;
    border: none;
}

/* ========== Archive Header ========== */
.archive-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
}

.archive-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    flex-shrink: 0;
}

.archive-avatar img {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
}

.archive-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.archive-desc {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.archive-count {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ========== Post Detail ========== */
.post-detail {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.post-detail .post-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.post-detail .post-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
}

.post-detail .post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    color: var(--text-muted);
    font-size: var(--font-sm);
}

.post-detail .meta-avatar {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    margin-right: var(--spacing-xs);
    vertical-align: middle;
}

.post-body {
    line-height: 1.8;
    color: var(--text-primary);
    overflow: hidden;
    max-width: 100%;
    position: relative;
}

/* 内容折叠状态 */
.post-body.content-collapsed {
    max-height: 1200px;
    overflow: hidden;
}

.post-body.content-collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to bottom, transparent, var(--bg-primary));
    pointer-events: none;
}

.post-body.content-expanded {
    max-height: none;
}

.post-body.content-expanded::after {
    display: none;
}

.post-body p {
    margin-bottom: var(--spacing-md);
}

.post-body h2, .post-body h3, .post-body h4 {
    margin: var(--spacing-lg) 0 var(--spacing-md);
    font-weight: 600;
}

.post-body img {
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.post-body pre {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.post-body code {
    font-family: var(--font-mono);
    font-size: var(--font-sm);
}

.post-body blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
    color: var(--text-secondary);
    overflow: hidden;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* 限制 blockquote 嵌套层级，超过3层不再缩进 */
.post-body blockquote blockquote blockquote blockquote {
    margin-left: 0;
    padding-left: 8px;
    border-left-width: 2px;
}

/* Markdown 表格样式 */
.post-body table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    font-size: var(--font-sm);
    overflow-x: auto;
    display: block;
}

.post-body table thead {
    background: var(--bg-tertiary);
}

.post-body table th,
.post-body table td {
    padding: 12px 16px;
    text-align: left;
    border: 1px solid var(--border-color);
    vertical-align: top;
}

.post-body table th {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-secondary);
    white-space: nowrap;
}

.post-body table td {
    color: var(--text-secondary);
}

.post-body table tbody tr:hover {
    background: var(--bg-hover);
}

/* 列表样式 */
.post-body ul,
.post-body ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.post-body ul {
    list-style-type: disc;
}

.post-body ol {
    list-style-type: decimal;
}

.post-body li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.8;
}

.post-body li > ul,
.post-body li > ol {
    margin: var(--spacing-xs) 0;
}

/* 行内代码 */
.post-body p code,
.post-body li code,
.post-body td code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--primary-color);
}

/* 分割线 */
.post-body hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-lg) 0;
}

/* 链接样式 */
.post-body a {
    color: var(--primary-color);
    text-decoration: none;
}

.post-body a:hover {
    text-decoration: underline;
}

/* ===== 展开全文按钮 ===== */
.expand-content-wrapper {
    display: flex;
    justify-content: center;
    padding: 20px 0;
    margin-top: 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.btn-expand-content {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff;
    border: none;
    border-radius: 24px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-expand-content:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.btn-expand-content i {
    font-size: 18px;
    transition: transform 0.3s;
}

.btn-expand-content.expanded i {
    transform: rotate(180deg);
}

.post-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

.post-tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: var(--font-sm);
}

.post-tags > i {
    color: var(--text-muted);
}

.post-tags a {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: var(--primary-bg);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
}

.post-tags a:hover {
    background: var(--primary-color);
    color: white;
}

/* 多彩标签 - 不同颜色 */
.post-tags a:nth-child(3n+2) {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.post-tags a:nth-child(3n+2):hover {
    background: #10b981;
    color: white;
}

.post-tags a:nth-child(3n+3) {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.post-tags a:nth-child(3n+3):hover {
    background: #f59e0b;
    color: white;
}

.post-tags a:nth-child(3n+4) {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.post-tags a:nth-child(3n+4):hover {
    background: #ef4444;
    color: white;
}

.post-tags a:nth-child(3n+5) {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.post-tags a:nth-child(3n+5):hover {
    background: #8b5cf6;
    color: white;
}

/* Post Actions (Like & Collect) */
.post-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.post-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.post-action-btn:hover {
    color: var(--text-secondary);
    border-color: var(--border-color);
    background: var(--bg-secondary);
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.post-action-btn i {
    font-size: 15px;
    transition: all 0.2s ease;
}

.post-action-btn .action-text {
    font-size: 12px;
    font-weight: 500;
}

.post-action-btn .action-count {
    font-size: 12px;
    font-weight: 500;
    margin-left: 1px;
    opacity: 0.7;
}

.post-action-btn .action-count:empty {
    display: none;
}

/* 点赞按钮 */
.post-action-btn.like-btn:hover {
    color: #ef4444;
    border-color: #fecaca;
    background: #fef2f2;
}

.post-action-btn.like-btn.active {
    color: #ef4444;
    border-color: #fecaca;
    background: #fef2f2;
}

.post-action-btn.like-btn.active i {
    transform: scale(1.1);
}

/* 收藏按钮 */
.post-action-btn.collect-btn:hover {
    color: #f59e0b;
    border-color: #fde68a;
    background: #fffbeb;
}

.post-action-btn.collect-btn.active {
    color: #f59e0b;
    border-color: #fde68a;
    background: #fffbeb;
}

.post-action-btn.collect-btn.active i {
    transform: scale(1.1);
}

.post-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 版主操作按钮分隔线 */
.mod-actions {
    display: flex;
    gap: 6px;
    margin-left: 4px;
    padding-left: 10px;
    border-left: 1px solid var(--border-light);
}

.post-action-btn.mod-btn {
    font-size: 12px;
    padding: 5px 10px;
}

.post-action-btn.mod-btn .action-text {
    font-size: 12px;
}

.post-action-btn.mod-top-btn:hover,
.post-action-btn.mod-top-btn.active {
    color: #8b5cf6;
    border-color: #c4b5fd;
    background: #f5f3ff;
}

.post-action-btn.mod-featured-btn:hover,
.post-action-btn.mod-featured-btn.active {
    color: #f59e0b;
    border-color: #fde68a;
    background: #fffbeb;
}

.post-action-btn.mod-delete-btn:hover {
    color: #ef4444;
    border-color: #fecaca;
    background: #fef2f2;
}

/* ========== Author Card ========== */
.author-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.author-card .author-avatar img {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
}

.author-card .author-name {
    font-size: var(--font-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.author-card .author-bio {
    color: var(--text-muted);
    font-size: var(--font-sm);
    margin-bottom: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-sm);
}

/* ========== Comments ========== */
.comments-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
}

.comments-list {
    margin-bottom: var(--spacing-lg);
}

.comment-item {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.comment-item:last-child {
    border-bottom: none;
}

.comment-item-inner {
    display: flex;
    gap: var(--spacing-md);
}

.comment-item .comment-avatar {
    flex-shrink: 0;
}

.comment-item .comment-main {
    flex: 1;
    min-width: 0;
}

/* 回复表单在评论内的样式 */
.comment-item .comment-form-wrap {
    margin-top: var(--spacing-md);
    margin-left: 60px;
    margin-right: 16px;
    width: calc(100% - 76px);
}

.comment-item .comment-form-wrap .emoji-panel {
    left: auto;
    right: 0;
}

.comment-item .comment-form-wrap .color-panel {
    left: auto;
    right: 0;
}

/* 嵌套评论（子评论） */
.comment-children {
    margin-left: 60px;
    border-left: 2px solid var(--border-light);
    padding-left: var(--spacing-md);
}

.comment-children .comment-item {
    padding: var(--spacing-sm) 0;
}

.comment-children .comment-avatar img {
    width: 36px;
    height: auto;
}

.comment-children .comment-children {
    margin-left: 48px;
}

.comment-child {
    margin-left: var(--spacing-2xl);
}

.comment-avatar img {
    width: 48px;
    height: auto;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.comment-main {
    flex: 1;
    min-width: 0;
}

.comment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.comment-author {
    font-weight: 600;
    color: var(--text-primary);
}

.author-badge {
    display: inline-block;
    padding: 2px 6px;
    background: var(--primary-bg);
    color: var(--primary-color);
    font-size: var(--font-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
    margin-left: var(--spacing-xs);
}

.comment-group-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    margin-left: 6px;
    vertical-align: middle;
}

.comment-group-badge.group-administrator {
    background: #fee2e2;
    color: #dc2626;
}

.comment-group-badge.group-moderator {
    background: #dbeafe;
    color: #2563eb;
}

.comment-group-badge.group-editor {
    background: #fef3c7;
    color: #d97706;
}

.comment-group-badge.group-contributor {
    background: #dbeafe;
    color: #2563eb;
}

.comment-group-badge.group-subscriber {
    background: #f3f4f6;
    color: #6b7280;
}

.comment-level-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    color: #fff;
    margin-left: 6px;
    vertical-align: middle;
}

.ai-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-size: 11px;
    font-weight: 500;
    border-radius: 12px;
    margin-left: 6px;
    vertical-align: middle;
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.2);
    transition: all 0.2s ease;
}

.ai-badge i {
    font-size: 13px;
}

.ai-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

/* AI标识样式 - 评论内容末尾显示（内联） */
.ai-badge-inline {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-size: 11px;
    font-weight: 500;
    border-radius: 12px;
    margin-left: 8px;
    vertical-align: middle;
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.2);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.ai-badge-inline:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(102, 126, 234, 0.3);
}

/* 确保 AI 标识在段落内正确显示 */
.comment-content p:last-child .ai-badge-inline {
    margin-left: 8px;
}

.comment-delete-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    margin-left: 12px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.comment-delete-btn:hover {
    color: #ef4444;
    background: #fef2f2;
}

.comment-floor {
    color: var(--text-muted);
    font-size: var(--font-sm);
}

.comment-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.comment-content p {
    margin: 0;
}

.comment-footer {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.comment-footer a {
    color: var(--primary-color);
}

.comment-footer a:hover {
    color: var(--primary-dark);
}

/* ========== Comment Form ========== */
.comment-form-wrap {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* 取消回复按钮 */
.cancel-comment-reply {
    margin-bottom: var(--spacing-sm);
}

.cancel-comment-reply a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--error);
    color: white;
    font-size: var(--font-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.cancel-comment-reply a:hover {
    background: #dc2626;
    color: white;
}

.cancel-comment-reply a::before {
    content: '×';
    font-size: var(--font-lg);
    line-height: 1;
}

.form-title {
    font-size: var(--font-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.logged-in {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

.comments-closed {
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-xl);
}

/* ========== Page Detail ========== */
.page-detail {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.page-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.page-title {
    font-size: var(--font-2xl);
    font-weight: 700;
}

.page-body {
    line-height: 1.8;
}

/* ========== Error Page ========== */
.error-page {
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.error-icon {
    font-size: 80px;
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
}

.error-code {
    font-size: 120px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-message {
    font-size: var(--font-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.error-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ========== User Card Widget ========== */
.user-card-widget {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    text-align: center;
}

.user-card-avatar img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.user-card-name {
    font-size: var(--font-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.user-card-bio {
    color: var(--text-muted);
    font-size: var(--font-sm);
    margin-bottom: var(--spacing-md);
}

.user-card-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.user-card-stats .stat {
    text-align: center;
}

.user-card-stats .stat-num {
    display: block;
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.user-card-stats .stat-label {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ========== Search Form Widget ========== */
.search-form-widget {
    margin-bottom: var(--spacing-lg);
}

.search-input-wrap {
    position: relative;
    display: flex;
}

.search-form-widget .search-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-right: 44px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
}

.search-form-widget .search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-form-widget .search-submit {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-form-widget .search-submit:hover {
    background: var(--primary-dark);
}


/* ========== Archive Header Simple ========== */
.archive-header-simple {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.archive-header-simple .archive-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.archive-header-simple .archive-avatar img {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
}

.archive-header-simple .archive-info {
    flex: 1;
    min-width: 0;
}

.archive-header-simple .archive-title {
    font-size: var(--font-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.archive-header-simple .archive-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
    margin: 0;
}

.archive-header-simple .archive-count {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ========== Category Header Card ========== */
.category-header-card {
    background: linear-gradient(135deg, #1e3a5f 0%, #2d5a87 50%, #3b82f6 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.category-header-top {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
}

.category-header-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.category-header-info {
    flex: 1;
    min-width: 0;
}

.category-header-title {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.category-header-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
    margin: 0;
}

.category-header-body {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.category-header-thumb {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.category-header-thumb img {
    width: 100%;
    height: 100%;
 /*   object-fit: cover;  */
}

.category-header-content {
    flex: 1;
    min-width: 0;
}

.category-post-title {
    font-size: var(--font-lg);
    font-weight: 600;
    color: white;
    margin: 0 0 var(--spacing-sm) 0;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.category-post-excerpt {
    font-size: var(--font-sm);
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--spacing-sm) 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.6;
}

.category-post-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-sm);
    color: rgba(255, 255, 255, 0.7);
}

.category-post-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.category-header-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    padding-bottom: calc(var(--spacing-lg) + 30px);
}

.btn-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.btn-read {
    background: #38bdf8;
    color: white;
}

.btn-read:hover {
    background: #0ea5e9;
    color: white;
}

.btn-newpost {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-newpost:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.category-header-empty {
    padding: var(--spacing-xl) var(--spacing-lg);
    padding-bottom: calc(var(--spacing-xl) + 30px);
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
}

.category-header-empty p {
    margin-bottom: var(--spacing-md);
}

/* Category Header Wave */
.category-header-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    overflow: hidden;
}

.category-header-wave svg {
    width: 200%;
    height: 100%;
    position: absolute;
    bottom: 0;
    left: 0;
}

.category-header-wave .wave-path {
    fill: rgba(255, 255, 255, 0.1);
}

.category-header-wave .wave-1 {
    fill: rgba(255, 255, 255, 0.25);
    animation: waveMove1 8s ease-in-out infinite;
}

.category-header-wave .wave-2 {
    fill: rgba(255, 255, 255, 0.15);
    animation: waveMove2 6s ease-in-out infinite;
}

.category-header-wave .wave-3 {
    fill: rgba(255, 255, 255, 0.08);
    animation: waveMove3 4s ease-in-out infinite;
}

@keyframes waveMove1 {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(-25%);
    }
}

@keyframes waveMove2 {
    0%, 100% {
        transform: translateX(-10%);
    }
    50% {
        transform: translateX(-35%);
    }
}

@keyframes waveMove3 {
    0%, 100% {
        transform: translateX(-5%);
    }
    50% {
        transform: translateX(-20%);
    }
}

/* ========== Category Sidebar ========== */
.category-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Category Info Widget */
.category-info-widget {
    text-align: center;
}

.category-info-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.category-icon-lg {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.category-name-lg {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.category-moderator-info {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.category-moderator-info i {
    color: var(--warning);
}

.category-desc-full {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Category Stats Widget */
.category-stats-widget {
    padding: var(--spacing-md);
}

.category-stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
}

.category-stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: var(--spacing-sm) 0;
    border-right: 1px solid var(--border-light);
}

.category-stat-box:last-child {
    border-right: none;
}

.category-stat-box .stat-num {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.category-stat-box .stat-label {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* Empty tip */
.empty-tip {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-sm);
    padding: var(--spacing-md);
}


/* ========== Post Sidebar (Author Widget) ========== */
.post-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.author-widget {
    padding: var(--spacing-lg);
}

.author-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.author-avatar-lg {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.author-header .author-info {
    flex: 1;
}

.author-header .author-name {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.author-badges {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}

.author-group {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
}

.author-group.group-administrator {
    background: #fee2e2;
    color: #dc2626;
}

.author-group.group-editor {
    background: #fef3c7;
    color: #d97706;
}

.author-group.group-contributor {
    background: #dbeafe;
    color: #2563eb;
}

.author-group.group-subscriber {
    background: #f3f4f6;
    color: #6b7280;
}

.author-group.group-visitor {
    background: #f3f4f6;
    color: #9ca3af;
}

.author-level {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
}

.author-header .author-stats {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.author-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.btn-author {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.btn-follow {
    background: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
}

.btn-follow:hover {
    background: var(--primary-dark);
    color: white;
}

/* 已关注状态 */
.btn-follow.is-following {
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-follow.is-following:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

.btn-follow.is-following:hover span {
    display: none;
}

.btn-follow.is-following:hover i::before {
    content: '\eb99';
}

.btn-follow.is-following:hover::after {
    content: '取消';
}

.btn-profile {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-profile:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-message {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-message:hover {
    background: var(--bg-hover);
    color: var(--primary-color);
}

/* Author Posts List */
.author-posts-list {
    display: flex;
    flex-direction: column;
    padding-top: var(--spacing-md);
}

.author-post-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-sm);
    transition: color var(--transition-fast);
}

.author-post-item:hover {
    color: var(--primary-color);
}

.author-post-item .post-num {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-xs);
    font-weight: 600;
    flex-shrink: 0;
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

.author-post-item .num-1 {
    background: var(--error);
    color: white;
}

.author-post-item .num-2 {
    background: var(--warning);
    color: white;
}

.author-post-item .num-3 {
    background: var(--success);
    color: white;
}

.author-post-item .post-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ========== Post Share ========== */
.post-share {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

.share-label {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.share-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all var(--transition-fast);
}

.share-wechat {
    background: #07c160;
    color: white;
}

.share-wechat:hover {
    background: #06ad56;
    color: white;
    transform: scale(1.1);
}

.share-qq {
    background: #12b7f5;
    color: white;
}

.share-qq:hover {
    background: #0da5e0;
    color: white;
    transform: scale(1.1);
}

.share-weibo {
    background: #e6162d;
    color: white;
}

.share-weibo:hover {
    background: #d01428;
    color: white;
    transform: scale(1.1);
}

/* QRCode Modal */
.qrcode-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}

.qrcode-modal.active {
    display: flex;
}

.qrcode-content {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    min-width: 280px;
}

.qrcode-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.qrcode-close {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.qrcode-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.qrcode-body {
    padding: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.qrcode-body canvas,
.qrcode-body img {
    border-radius: var(--radius-md);
}

.qrcode-tip {
    font-size: var(--font-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
}


/* Category Latest Posts */
.category-latest-posts .widget-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.category-latest-posts .widget-item:last-child {
    border-bottom: none;
}

.category-latest-posts .item-title {
    flex: 1;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.category-latest-posts .item-title:hover {
    color: var(--primary-color);
}

.category-latest-posts .item-time {
    font-size: var(--font-xs);
    color: var(--text-muted);
    flex-shrink: 0;
}


/* ========== Profile / Personal Center ========== */

/* Profile Header */
.profile-header {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

.profile-cover {
    height: 280px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.profile-cover-overlay {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.profile-info-wrapper {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-xl) var(--spacing-lg);
    margin-top: -50px;
    position: relative;
    z-index: 1;
}

.profile-avatar-wrapper {
    position: relative;
    flex-shrink: 0;
}

/* 个人中心头像尺寸 */
.profile-avatar-wrapper .user-avatar,
.profile-avatar-wrapper img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.profile-avatar-edit {
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.profile-avatar-edit:hover {
    background: var(--primary-dark);
    color: white;
    transform: scale(1.1);
}

.profile-info {
    flex: 1;
    min-width: 0;
    padding-top: 60px;
}

.profile-name {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.profile-badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--primary-color);
    color: white;
    font-size: var(--font-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
}

.profile-url,
.profile-join-date {
    font-size: var(--font-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.profile-url a {
    color: var(--primary-color);
}

.profile-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
    padding-top: 60px;
}

.profile-actions .btn {
    padding: 8px 18px;
    font-size: 14px;
    white-space: nowrap;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Profile Stats Cards */
.profile-stats-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.profile-stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
}

.profile-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.profile-stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.profile-stat-card .stat-content {
    display: flex;
    flex-direction: column;
}

.profile-stat-card .stat-number {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.profile-stat-card .stat-label {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* Profile Points Card */
.profile-points-card {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    color: white;
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
}

.points-card-main {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.points-card-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
}

.points-card-info {
    display: flex;
    flex-direction: column;
}

.points-card-value {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.1;
}

.points-card-label {
    font-size: 14px;
    opacity: 0.9;
}

.points-card-stats {
    flex: 1;
    display: flex;
    gap: var(--spacing-xl);
    padding: 0 var(--spacing-xl);
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.points-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.points-stat-value {
    font-size: 22px;
    font-weight: 600;
}

.points-stat-label {
    font-size: 12px;
    opacity: 0.85;
}

.points-card-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    background: white;
    color: #d97706;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.points-card-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    color: #b45309;
}

/* Profile Quick Actions */
.profile-quick-actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-lg) var(--spacing-md);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-align: center;
}

.quick-action-btn i {
    font-size: 24px;
    color: var(--primary-color);
}

.quick-action-btn span {
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 500;
}

.quick-action-btn:hover {
    border-color: var(--primary-color);
    background: var(--bg-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.quick-action-btn:hover i {
    transform: scale(1.1);
    color: var(--primary-dark);
}

.quick-action-btn:hover span {
    color: var(--text-primary);
}

/* Profile Points Mini (Sidebar) */
.profile-points-mini {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.points-mini-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.points-mini-item:last-child {
    border-bottom: none;
}

.points-mini-item i {
    font-size: 18px;
    width: 24px;
}

.points-mini-label {
    flex: 1;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.points-mini-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* User Level Info Card - New Design */
.level-widget {
    padding: 0 !important;
    overflow: hidden;
}

.level-card-new {
    padding: var(--spacing-md);
}

.level-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.level-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.level-title {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.level-title .level-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.level-title .level-name {
    font-size: 16px;
    font-weight: 700;
}

.level-progress-wrap {
    margin-bottom: 12px;
}

/* 进度条容器 */
.level-progress-bar-container {
    height: 20px;
    background: #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 8px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
}

/* 暗色模式 */
@media (prefers-color-scheme: dark) {
    .level-progress-bar-container {
        background: #374151;
    }
}

/* 进度条填充（带条纹动画） */
.level-progress-bar-animated {
    height: 100%;
    border-radius: 10px;
    transition: width 1s ease-out;
    position: relative;
    background-image: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.15) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.15) 50%,
        rgba(255, 255, 255, 0.15) 75%,
        transparent 75%,
        transparent
    );
    background-size: 40px 40px;
    animation: progress-stripes 1s linear infinite;
}

/* 条纹动画 */
@keyframes progress-stripes {
    0% {
        background-position: 40px 0;
    }
    100% {
        background-position: 0 0;
    }
}

/* 保留旧样式以兼容其他页面 */
.level-progress-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 6px;
}

.level-progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
    position: relative;
    overflow: hidden;
}

.level-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: levelShimmer 2s infinite;
}

@keyframes levelShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.level-progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 500;
}

.level-progress-info .exp-current {
    color: var(--text-primary);
    font-weight: 700;
}

.level-progress-info .exp-target {
    color: var(--text-muted);
    font-weight: 500;
}

.level-tip {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.level-tip i {
    color: var(--warning);
    font-size: 14px;
}

.level-tip strong {
    color: var(--primary-color);
}

.level-tip.level-max {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
}

.level-tip.level-max i {
    color: #d97706;
}

.level-tip.level-max span {
    color: #92400e;
}

/* Legacy Level Info Card (keep for compatibility) */
.level-info-card {
    text-align: center;
}

.level-badge-large {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 32px;
    border-radius: var(--radius-lg);
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.level-badge-large .level-num {
    font-size: 24px;
    font-weight: 700;
}

.level-badge-large .level-name {
    font-size: 13px;
    opacity: 0.9;
    margin-top: 2px;
}

.level-exp-info {
    text-align: left;
}

.level-exp-info .exp-text {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.level-exp-info .exp-next {
    color: var(--text-muted);
}

.exp-progress {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.exp-progress-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.exp-tip {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
    text-align: center;
}

/* User Level Badge (inline) */
.user-level-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    color: #fff;
    vertical-align: middle;
    margin-left: 8px;
}

.user-level-badge.is-vip {
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.3);
}

.vip-expire-tag {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    margin-left: 6px;
    padding: 2px 8px;
    background: #fef3c7;
    color: #d97706;
    font-size: 11px;
    font-weight: 500;
    border-radius: 10px;
    vertical-align: middle;
    line-height: 1.4;
}

.vip-expire-tag i {
    font-size: 12px;
}

/* Profile Categories (Sidebar) */
.profile-categories {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.profile-category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.profile-category-item:hover {
    background: var(--primary-bg);
}

.profile-category-item .cat-name {
    font-size: var(--font-sm);
    color: var(--text-primary);
}

.profile-category-item:hover .cat-name {
    color: var(--primary-color);
}

.profile-category-item .cat-count {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* Profile Tabs */
.profile-tabs-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border: 1px solid var(--border-light);
    border-bottom: none;
    padding: 0 var(--spacing-lg);
    overflow: hidden;
}

.profile-tabs {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.profile-tabs::-webkit-scrollbar {
    display: none;
}

.profile-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) 0;
    font-size: var(--font-base);
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    transition: color var(--transition-fast);
    flex-shrink: 0;
    white-space: nowrap;
}

.profile-tab:hover {
    color: var(--primary-color);
}

.profile-tab.active {
    color: var(--primary-color);
}

.profile-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px 2px 0 0;
}

.profile-tab .tab-count {
    display: inline-block;
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.profile-tab.active .tab-count {
    background: var(--primary-bg);
    color: var(--primary-color);
}

/* Profile Tab Content */
.profile-tab-content {
    display: none;
}

.profile-tab-content.active {
    display: block;
}

.profile-tabs-section + .posts-section {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Follow List */
.follow-list {
    display: flex;
    flex-direction: column;
}

.follow-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition-fast);
}

.follow-item:last-child {
    border-bottom: none;
}

.follow-item:hover {
    background: var(--bg-hover);
}

.follow-avatar img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.follow-info {
    flex: 1;
    min-width: 0;
}

.follow-name {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.follow-name:hover {
    color: var(--primary-color);
}

.follow-meta {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.follow-action .btn-sm {
    padding: 6px 16px;
    font-size: 13px;
    border-radius: 20px;
}

.follow-action .followed-btn {
    color: var(--text-muted);
}

.follow-action .followed-btn:hover {
    color: var(--error);
    border-color: var(--error);
}

/* Profile Comments List */
.profile-comments-list {
    display: flex;
    flex-direction: column;
}

.profile-comment-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.profile-comment-item:last-child {
    border-bottom: none;
}

.comment-post-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.comment-post-info a {
    color: var(--primary-color);
    font-weight: 500;
}

.comment-post-info a:hover {
    text-decoration: underline;
}

.profile-comment-item .comment-body {
    font-size: var(--font-base);
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-color);
}

.profile-comment-item .comment-meta {
    font-size: var(--font-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Profile Card Widget (Sidebar) */
.profile-card-widget {
    text-align: center;
    padding: var(--spacing-lg);
}

.profile-card-header {
    margin-bottom: var(--spacing-md);
}

/* 侧边栏用户卡片头像尺寸 */
.profile-card-widget .user-avatar-wrapper,
.profile-card-widget .user-avatar-wrapper .user-avatar,
.profile-card-widget .user-avatar-wrapper img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.profile-card-widget .user-avatar-wrapper {
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.profile-card-widget .user-avatar-wrapper .user-avatar,
.profile-card-widget .user-avatar-wrapper img {
    border: 3px solid var(--border-light);
}

.profile-card-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
    border: 3px solid var(--border-light);
}

.profile-card-name {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.profile-card-desc {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.profile-card-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.profile-card-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.profile-card-stat .num {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--primary-color);
}

.profile-card-stat .label {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.activity-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-title {
    display: block;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.activity-title:hover {
    color: var(--primary-color);
}

.activity-time {
    font-size: var(--font-xs);
    color: var(--text-muted);
}


/* ========== Profile Cover Custom ========== */

.profile-cover {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.profile-cover.has-image {
    background-color: var(--bg-tertiary);
}

.profile-cover.has-image .profile-cover-overlay {
    display: none;
}

/* Cover Edit Button */
.cover-edit-btn {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
}

.cover-edit-btn:hover {
    background: rgba(0, 0, 0, 0.7);
}

.cover-edit-btn i {
    font-size: 16px;
}

/* Cover Modal */
.cover-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
}

.cover-modal.active {
    display: flex;
}

.cover-modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
}

.cover-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.cover-modal-header h3 {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.cover-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.cover-modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.cover-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    min-height: 0;
}

.cover-modal-footer {
    flex-shrink: 0;
}

.cover-preview {
    width: 100%;
    height: 120px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: cover;
    background-position: center;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cover-preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.7);
}

.cover-preview-placeholder i {
    font-size: 32px;
}

.cover-preview-placeholder span {
    font-size: var(--font-sm);
}

.cover-input-group {
    margin-bottom: var(--spacing-md);
}

.cover-input-group label {
    display: block;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.cover-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-base);
    transition: all var(--transition-fast);
}

.cover-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.cover-input-tip {
    font-size: var(--font-xs);
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.cover-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    background: var(--bg-secondary);
}


/* Cover Upload Tabs */
.cover-upload-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: var(--radius-md);
}

.cover-upload-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cover-upload-tab:hover {
    color: var(--text-primary);
}

.cover-upload-tab.active {
    background: var(--bg-primary);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.cover-tab-content {
    display: none;
}

.cover-tab-content.active {
    display: block;
}

/* Cover Upload Area */
.cover-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cover-upload-area:hover,
.cover-upload-area.dragover {
    border-color: var(--primary-color);
    background: var(--primary-bg);
}

.upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-muted);
}

.upload-placeholder i {
    font-size: 48px;
    color: var(--text-muted);
}

.upload-placeholder p {
    font-size: var(--font-base);
    color: var(--text-secondary);
    margin: 0;
}

.upload-placeholder span {
    font-size: var(--font-xs);
}

/* Upload Preview */
.upload-preview {
    position: relative;
    width: 100%;
    height: 140px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.upload-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.upload-remove {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 28px;
    height: 28px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.upload-remove:hover {
    background: var(--error);
}


/* Cover Cropper Styles */
.cover-step {
    display: none;
}

.cover-step.active {
    display: block;
}

.cropper-container-wrapper {
    width: 100%;
    height: 280px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.cropper-container-wrapper img {
    display: block;
    max-width: 100%;
}

.cropper-tips {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-bg);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    color: var(--primary-color);
}

/* Cropper.js 自定义样式 */
.cropper-view-box,
.cropper-face {
    border-radius: 0;
}

.cropper-view-box {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.cropper-line {
    background-color: var(--primary-color);
}

.cropper-point {
    background-color: var(--primary-color);
    width: 8px;
    height: 8px;
}

.cropper-modal {
    background-color: rgba(0, 0, 0, 0.6);
}


/* Profile Edit Modal */
.profile-edit-avatar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.profile-edit-avatar .avatar-wrapper {
    position: relative;
    flex-shrink: 0;
}

.profile-edit-avatar .avatar-wrapper img {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
    border: 3px solid var(--border-light);
}

.profile-edit-avatar .avatar-edit-hint {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: all var(--transition-fast);
}

.profile-edit-avatar .avatar-edit-hint:hover {
    background: var(--primary-dark);
    color: white;
    transform: scale(1.1);
}

.profile-edit-avatar .avatar-info {
    flex: 1;
    min-width: 0;
}

.profile-edit-avatar .avatar-name {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.profile-edit-avatar .avatar-tip {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.profile-edit-avatar .avatar-tip a {
    color: var(--primary-color);
}

/* Profile Edit Form */
.profile-edit-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group > label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group > label i {
    color: var(--text-muted);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-base);
    transition: all var(--transition-fast);
    background: var(--bg-primary);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.form-input:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
    line-height: 1.5;
}

.form-tip {
    font-size: var(--font-xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-radio-group {
    display: flex;
    gap: var(--spacing-md);
    padding-top: var(--spacing-xs);
}

.form-radio {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.form-radio input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
    margin: 0;
}

.char-count {
    font-size: var(--font-xs);
    color: var(--text-muted);
    text-align: right;
    margin-top: 2px;
}

/* Profile Bio & Meta */
.profile-bio {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.profile-meta-info {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.profile-meta-info .meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-xs);
    color: var(--text-muted);
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.profile-meta-info .meta-tag i {
    font-size: 12px;
}


/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}


/* ========== Custom Scrollbar ========== */

/* Webkit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Modal scrollbar */
.cover-modal-body::-webkit-scrollbar {
    width: 5px;
}

.cover-modal-body::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.cover-modal-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.cover-modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.cover-modal-body {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-secondary);
}


/* ========== Follow System ========== */

/* Clickable stat card */
.profile-stat-card.clickable {
    cursor: pointer;
}

.profile-stat-card.clickable:hover {
    border-color: var(--primary-color);
}

/* Follow button states */
.btn-following {
    position: relative;
}

.btn-following:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

.btn-following:hover span {
    display: none;
}

.btn-following:hover::after {
    content: '取消关注';
}

.btn-following:hover i::before {
    content: '\eb99'; /* ri-user-unfollow-line */
}

/* Follow list */
.follow-list {
    display: flex;
    flex-direction: column;
}

.follow-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.follow-item:hover {
    background: var(--bg-hover);
}

.follow-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.follow-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.follow-name {
    font-size: var(--font-base);
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.follow-time {
    font-size: var(--font-xs);
    color: var(--text-muted);
}


/* ========== 私信页面样式 ========== */
.messages-page {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    min-height: 650px;
    overflow: hidden;
}

.messages-sidebar {
    width: 300px;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
}

.messages-sidebar-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
}

.messages-sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
    color: white;
}

.messages-sidebar-header h2 i {
    font-size: 22px;
}

.conversations-list {
    flex: 1;
    overflow-y: auto;
    background: #fafbfc;
}

.conversation-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 12px var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    border-left: 3px solid transparent;
}

.conversation-item:hover {
    background: var(--bg-hover);
}

.conversation-item.active {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
    border-left-color: var(--primary-color);
}

.conv-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: cover;
    border: 2px solid white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.conv-info {
    flex: 1;
    min-width: 0;
    padding-right: 30px;
}

.conv-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.conv-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-base);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.conv-time {
    font-size: 11px;
    color: var(--text-tertiary);
    flex-shrink: 0;
    margin-left: 8px;
}

.conv-preview {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.preview-prefix {
    color: var(--text-tertiary);
}

.conv-badge {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    font-size: 11px;
    font-weight: 600;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.4);
}

/* 会话删除按钮 */
.conv-delete-btn {
    position: absolute;
    right: 10px;
    top: 10px;
    width: 24px;
    height: 24px;
    border: none;
    background: white;
    color: var(--text-tertiary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-fast);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
    font-size: 14px;
}

.conversation-item:hover .conv-delete-btn {
    opacity: 1;
}

.conv-delete-btn:hover {
    background: #ef4444;
    color: white;
    transform: scale(1.1);
}

.empty-conversations {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    color: var(--text-tertiary);
}

.empty-conversations i {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

/* 聊天区域 */
.messages-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    background: white;
}

.chat-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
}

.chat-user-info {
    flex: 1;
}

.chat-user-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
}

/* 聊天头部操作按钮 */
.chat-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chat-action-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    background: var(--bg-secondary);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.chat-action-btn:hover {
    background: var(--primary-color);
    color: white;
}

.chat-action-btn.chat-delete-conv-btn:hover {
    background: #ef4444;
    color: white;
}

.chat-action-btn i {
    font-size: 18px;
}

.chat-profile-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    background: var(--bg-secondary);
}

.chat-profile-link:hover {
    background: var(--primary-color);
    color: white;
}

.chat-profile-link i {
    font-size: 18px;
}

.chat-loading,
.chat-error {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-tertiary);
    gap: var(--spacing-sm);
}

.chat-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-tertiary);
}

.chat-placeholder i {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
}

/* 消息气泡 - QQ风格 */
.message-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    max-width: 75%;
    margin-bottom: var(--spacing-md);
}

.message-mine {
    flex-direction: row-reverse;
    align-self: flex-end;
}

.message-other {
    flex-direction: row;
    align-self: flex-start;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: cover;
}

.message-body {
    display: flex;
    flex-direction: column;
    min-width: 60px;
}

.message-bubble {
    padding: 10px 14px;
    border-radius: 18px;
    word-break: break-word;
    white-space: pre-wrap;
    line-height: 1.5;
    font-size: 14px;
}

.message-mine .message-bubble {
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-other .message-bubble {
    background: white;
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.message-time {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 4px;
    padding: 0 4px;
}

.message-mine .message-time {
    text-align: right;
}

.message-other .message-time {
    text-align: left;
}

/* 聊天区域美化 */
.chat-messages {
    flex: 1;
    padding: 20px 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    background: #f0f2f5;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
}

.chat-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-tertiary);
}

.chat-empty i {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    color: var(--border-color);
}

.chat-empty p {
    font-size: var(--font-base);
}

/* 输入区域美化 */
.chat-input-area {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    background: white;
}

.chat-input-area textarea {
    flex: 1;
    padding: 12px 18px;
    border: 1px solid #e5e7eb;
    border-radius: 24px;
    resize: none;
    height: 48px;
    max-height: 120px;
    font-size: 14px;
    font-family: inherit;
    transition: all var(--transition-fast);
    background: #f9fafb;
    line-height: 22px;
    box-sizing: border-box;
}

.chat-input-area textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.chat-input-area .btn {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    border: none;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chat-input-area .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.5);
}

.chat-input-area .btn i {
    font-size: 20px;
    color: white;
}

/* 私信弹窗 */
.message-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.message-modal.active {
    opacity: 1;
    visibility: visible;
}

.message-modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    transform: translateY(-20px);
    transition: transform var(--transition-normal);
}

.message-modal.active .message-modal-content {
    transform: translateY(0);
}

.message-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.message-modal-header h3 {
    margin: 0;
    font-size: var(--font-lg);
}

.message-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: none;
    border: none;
}

.message-modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.message-modal-body {
    padding: var(--spacing-lg);
}

.message-modal-body textarea {
    width: 100%;
    height: 150px;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    resize: none;
    font-size: var(--font-base);
    font-family: inherit;
}

.message-modal-body textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.message-char-count {
    text-align: right;
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
}

.message-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* 响应式 */
@media (max-width: 768px) {
    .messages-page {
        flex-direction: column;
        min-height: auto;
    }
    
    .messages-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        max-height: 300px;
    }
    
    .messages-main {
        min-height: 400px;
    }
    
    .message-item {
        max-width: 85%;
    }
}

/* ========== 自定义确认弹窗 ========== */
.confirm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
}

.confirm-overlay.show {
    opacity: 1;
    visibility: visible;
}

.confirm-dialog {
    background: white;
    border-radius: 16px;
    padding: 28px 32px;
    max-width: 360px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transform: scale(0.9) translateY(-20px);
    transition: transform 0.2s ease;
}

.confirm-overlay.show .confirm-dialog {
    transform: scale(1) translateY(0);
}

.confirm-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.confirm-icon i {
    font-size: 32px;
    color: #f59e0b;
}

.confirm-message {
    font-size: 16px;
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.confirm-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.confirm-btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    min-width: 100px;
}

.confirm-btn-cancel {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.confirm-btn-cancel:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.confirm-btn-ok {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.confirm-btn-ok:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
}

/* ============================================================
   签到中心样式 - 全新设计（与主题风格一致）
   ============================================================ */

/* 页面标题 */
.page-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl) 0;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.page-title i {
    font-size: 32px;
    color: var(--primary-color);
}

.page-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* 签到主卡片 */
.checkin-main-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.checkin-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.checkin-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.checkin-status i {
    font-size: 20px;
    color: var(--primary-color);
}

.checkin-streak {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: 20px;
}

.checkin-streak i {
    font-size: 18px;
    color: #f59e0b;
}

.streak-num {
    font-size: 20px;
    font-weight: 700;
    color: #d97706;
}

.streak-text {
    font-size: 13px;
    color: #92400e;
}

/* 签到按钮区域 */
.checkin-card-body {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.btn-checkin-main {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 16px 48px;
    font-size: 18px;
    font-weight: 600;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-checkin-main:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-checkin-main:active:not(:disabled) {
    transform: translateY(0);
}

.btn-checkin-main i {
    font-size: 22px;
}

.btn-checkin-main.checked {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: not-allowed;
    box-shadow: none;
}

.checkin-tip {
    margin-top: var(--spacing-md);
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.checkin-tip.success {
    color: var(--success-color);
}

.checkin-tip i {
    font-size: 16px;
}

/* 奖励网格 */
.checkin-rewards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.reward-item-new {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.reward-item-new:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.reward-icon-new {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reward-icon-new i {
    font-size: 20px;
    color: white;
}

.reward-icon-new.blue {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.reward-icon-new.orange {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.reward-icon-new.purple {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.reward-icon-new.green {
    background: linear-gradient(135deg, #10b981, #059669);
}

.reward-info-new {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.reward-label-new {
    font-size: 12px;
    color: var(--text-secondary);
}

.reward-value-new {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

/* 统计卡片区域 */
.checkin-stats-section {
    margin-bottom: var(--spacing-xl);
}

.stats-grid-new {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.stat-card-new {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
}

.stat-card-new:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-icon-new {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon-new i {
    font-size: 24px;
    color: white;
}

.stat-icon-new.blue {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.stat-icon-new.purple {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.stat-icon-new.green {
    background: linear-gradient(135deg, #10b981, #059669);
}

.stat-icon-new.orange {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.stat-content-new {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value-new {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label-new {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 日志区域 */
.logs-section {
    margin-bottom: var(--spacing-xl);
}

.logs-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
}

.log-list-new {
    list-style: none;
    padding: 0;
    margin: 0;
}

.log-item-new {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.log-item-new:hover {
    background: var(--bg-secondary);
}

.log-item-new + .log-item-new {
    margin-top: var(--spacing-xs);
}

.log-icon-new {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.log-icon-new i {
    font-size: 18px;
    color: white;
}

.log-icon-new.positive {
    background: linear-gradient(135deg, #10b981, #059669);
}

.log-icon-new.negative {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.log-icon-new.exp {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.log-content-new {
    flex: 1;
}

.log-title-new {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.log-desc-new {
    font-size: 12px;
    color: var(--text-tertiary);
}

.log-meta-new {
    text-align: right;
}

.log-value-new {
    font-size: 16px;
    font-weight: 700;
    display: block;
    margin-bottom: 2px;
}

.log-value-new.positive {
    color: #10b981;
}

.log-value-new.negative {
    color: #ef4444;
}

.log-value-new.exp {
    color: #8b5cf6;
}

.log-time-new {
    font-size: 11px;
    color: var(--text-tertiary);
    display: block;
}

/* 排行榜 */
.rank-list-new {
    list-style: none;
    padding: 0;
    margin: 0;
}

.rank-item-new {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.rank-item-new:hover {
    background: var(--bg-secondary);
}

.rank-item-new + .rank-item-new {
    margin-top: var(--spacing-xs);
}

.rank-badge-new {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.rank-item-new.top-rank .rank-badge-new {
    color: white;
}

.rank-badge-new.rank-1 {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.rank-badge-new.rank-2 {
    background: linear-gradient(135deg, #94a3b8, #64748b);
}

.rank-badge-new.rank-3 {
    background: linear-gradient(135deg, #fb923c, #f97316);
}

.rank-badge-new i {
    font-size: 14px;
}

.rank-avatar-new {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
}

.rank-info-new {
    flex: 1;
    min-width: 0;
}

.rank-name-new {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.rank-points-new {
    font-size: 12px;
    color: var(--text-tertiary);
    display: block;
}

/* 签到规则 */
.rules-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.rule-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.rule-item i {
    font-size: 16px;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.rule-item strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Toast 消息 */
.toast-message {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    padding: 14px 24px;
    background: white;
    color: var(--text-primary);
    border-radius: var(--radius-md);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 9999;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-left: 4px solid var(--primary-color);
}

.toast-message.success {
    border-left-color: var(--success-color);
}

.toast-message.success i {
    color: var(--success-color);
}

.toast-message.error {
    border-left-color: var(--error);
}

.toast-message.error i {
    color: var(--error);
}

.toast-message.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-message i {
    font-size: 18px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .stats-grid-new {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 24px;
    }
    
    .page-title i {
        font-size: 28px;
    }
    
    .checkin-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .checkin-streak {
        align-self: flex-end;
    }
    
    .stats-grid-new {
        grid-template-columns: 1fr;
    }
    
    .checkin-rewards-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: var(--spacing-md) 0;
        margin-bottom: var(--spacing-xl);
    }
    
    .page-title {
        font-size: 20px;
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .page-title i {
        font-size: 32px;
    }
    
    .checkin-main-card {
        padding: var(--spacing-lg);
    }
    
    .btn-checkin-main {
        width: 100%;
        padding: 14px 32px;
        font-size: 16px;
    }
    
    .stat-card-new {
        padding: var(--spacing-md);
    }
    
    .stat-icon-new {
        width: 40px;
        height: 40px;
    }
    
    .stat-icon-new i {
        font-size: 20px;
    }
    
    .stat-value-new {
        font-size: 20px;
    }
    
    .log-item-new {
        padding: var(--spacing-sm);
    }
    
    .log-icon-new {
        width: 32px;
        height: 32px;
    }
    
    .log-icon-new i {
        font-size: 16px;
    }
    
    .toast-message {
        left: var(--spacing-md);
        right: var(--spacing-md);
        transform: translateX(0) translateY(-20px);
    }
    
    .toast-message.show {
        transform: translateX(0) translateY(0);
    }
}



/* ============================================================
   签到中心优化样式 - 紧凑版
   ============================================================ */

/* 签到主区域 - 左右布局 */
.checkin-hero-section {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.checkin-hero-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding-right: var(--spacing-xl);
    border-right: 1px solid var(--border-color);
}

.checkin-hero-right {
    display: flex;
    align-items: center;
}

.checkin-status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.status-info i {
    font-size: 20px;
    color: var(--primary-color);
}

.status-streak {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: 20px;
    font-size: 13px;
    color: #92400e;
}

.status-streak i {
    font-size: 16px;
    color: #f59e0b;
}

.status-streak .streak-num {
    font-size: 18px;
    font-weight: 700;
    color: #d97706;
}

.checkin-action-area {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.btn-checkin-hero {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 14px 48px;
    font-size: 17px;
    font-weight: 600;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.35);
}

.btn-checkin-hero:hover:not(:disabled) {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.45);
}

.btn-checkin-hero:active:not(:disabled) {
    transform: translateY(-1px);
}

.btn-checkin-hero i {
    font-size: 20px;
}

.btn-checkin-hero.checked {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    color: var(--text-secondary);
    cursor: not-allowed;
    box-shadow: none;
}

.checkin-action-tip {
    margin-top: var(--spacing-md);
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.checkin-action-tip.success {
    color: var(--success);
}

.checkin-action-tip i {
    font-size: 15px;
}

.checkin-rewards-compact {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.reward-compact-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.reward-compact-item i {
    font-size: 18px;
    color: var(--primary-color);
}

.stats-compact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    width: 100%;
}

.stat-compact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.stat-compact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.stat-compact-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-compact-icon i {
    font-size: 20px;
    color: white;
}

.stat-compact-icon.blue {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.stat-compact-icon.purple {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.stat-compact-icon.green {
    background: linear-gradient(135deg, #10b981, #059669);
}

.stat-compact-icon.orange {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.stat-compact-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-compact-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-compact-label {
    font-size: 11px;
    color: var(--text-secondary);
}

/* 标签页 */
.logs-tabs-section {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.logs-tabs-header {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    background: var(--bg-secondary);
}

.logs-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.logs-tab:hover {
    color: var(--text-primary);
    background: rgba(59, 130, 246, 0.05);
}

.logs-tab.active {
    color: var(--primary-color);
    background: white;
}

.logs-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
}

.logs-tab i {
    font-size: 16px;
}

.logs-tabs-content {
    padding: var(--spacing-lg);
    min-height: 300px;
    max-height: 500px;
    overflow-y: auto;
}

.logs-tab-pane {
    display: none;
}

.logs-tab-pane.active {
    display: block;
}

.log-list-compact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.log-item-compact {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.log-item-compact:hover {
    background: var(--bg-secondary);
}

.log-item-compact + .log-item-compact {
    margin-top: var(--spacing-xs);
}

.log-icon-compact {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.log-icon-compact i {
    font-size: 16px;
    color: white;
}

.log-icon-compact.positive {
    background: linear-gradient(135deg, #10b981, #059669);
}

.log-icon-compact.negative {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.log-icon-compact.exp {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.log-content-compact {
    flex: 1;
    min-width: 0;
}

.log-title-compact {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.log-desc-compact {
    font-size: 12px;
    color: var(--text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.log-meta-compact {
    text-align: right;
    flex-shrink: 0;
}

.log-value-compact {
    font-size: 15px;
    font-weight: 700;
    display: block;
    margin-bottom: 2px;
}

.log-value-compact.positive {
    color: #10b981;
}

.log-value-compact.negative {
    color: #ef4444;
}

.log-value-compact.exp {
    color: #8b5cf6;
}

.log-time-compact {
    font-size: 11px;
    color: var(--text-tertiary);
    display: block;
}

/* 响应式 */
@media (max-width: 1024px) {
    .checkin-hero-section {
        grid-template-columns: 1fr;
    }
    
    .checkin-hero-left {
        padding-right: 0;
        border-right: none;
        padding-bottom: var(--spacing-xl);
        border-bottom: 1px solid var(--border-color);
    }
}

@media (max-width: 768px) {
    .checkin-status-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .status-streak {
        align-self: flex-end;
    }
    
    .stats-compact-grid {
        grid-template-columns: 1fr;
    }
    
    .checkin-rewards-compact {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .checkin-hero-section {
        padding: var(--spacing-lg);
    }
    
    .btn-checkin-hero {
        width: 100%;
    }
    
    .logs-tabs-header {
        flex-direction: column;
    }
    
    .logs-tab.active::after {
        display: none;
    }
}

/* ========== 勋章系统样式 ========== */

/* 勋章展示卡片 */
.profile-badges-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.badges-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.badges-card-header h3 {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.badges-card-header h3 i {
    color: #f59e0b;
}

.badges-card-header .badge-count {
    font-size: 12px;
    background: var(--primary-color);
    color: #fff;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.badges-card-content {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.badge-showcase-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: #f9fafb;
    border-radius: 8px;
    cursor: default;
    transition: transform 0.2s, box-shadow 0.2s;
}

.badge-showcase-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.badge-showcase-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.badge-showcase-name {
    font-size: 13px;
    font-weight: 500;
    color: #374151;
}

/* 勋章墙 */
.badge-wall-container {
    padding: 10px 0;
}

.badge-wall-header {
    margin-bottom: 20px;
}

.badge-wall-header p {
    color: #6b7280;
    font-size: 14px;
}

.badge-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.badge-wall-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    transition: all 0.2s;
}

.badge-wall-item:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.badge-wall-item.locked {
    opacity: 0.7;
}

.badge-wall-item.locked .badge-wall-icon {
    background: #f3f4f6;
    color: #9ca3af;
}

.badge-wall-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
    position: relative;
}

.badge-wall-icon .badge-lock {
    position: absolute;
    bottom: -4px;
    right: -4px;
    width: 18px;
    height: 18px;
    background: #6b7280;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #fff;
}

.badge-wall-info {
    flex: 1;
    min-width: 0;
}

.badge-wall-name {
    font-size: 14px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 2px;
}

.badge-wall-desc {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 6px;
}

.badge-wall-progress {
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-wall-progress .progress-bar {
    flex: 1;
    height: 6px;
    background: #e5e7eb;
    border-radius: 3px;
    overflow: hidden;
}

.badge-wall-progress .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #60a5fa);
    border-radius: 3px;
    transition: width 0.3s;
}

.badge-wall-progress .progress-text {
    font-size: 11px;
    color: #9ca3af;
    white-space: nowrap;
}

.badge-wall-item.earned .badge-wall-name {
    color: #059669;
}

.badge-wall-item.earned::after {
    content: '✓';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: #10b981;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.badge-wall-item {
    position: relative;
}

/* 小型勋章展示（用于帖子列表等） */
.user-badges {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: 6px;
}

.user-badges .badge-item {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    cursor: help;
}

.user-badges .badge-more {
    font-size: 11px;
    color: #6b7280;
    padding: 0 4px;
}

.badges-empty {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #9ca3af;
    font-size: 13px;
}

.badges-empty i {
    font-size: 16px;
}

/* 勋章弹窗 */
.badge-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.badge-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.badge-modal {
    background: #fff;
    border-radius: 16px;
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.badge-modal-overlay.active .badge-modal {
    transform: scale(1);
}

.badge-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #e5e7eb;
}

.badge-modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.badge-modal-header h3 i {
    color: #f59e0b;
}

.badge-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: #f3f4f6;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    transition: all 0.2s;
}

.badge-modal-close:hover {
    background: #e5e7eb;
    color: #374151;
}

.badge-modal-body {
    padding: 24px;
    overflow-y: auto;
    max-height: calc(80vh - 80px);
}

@media (max-width: 768px) {
    .badge-wall {
        grid-template-columns: 1fr;
    }
    
    .badges-card-content {
        gap: 8px;
    }
    
    .badge-showcase-item {
        padding: 6px 10px;
    }
    
    .badge-showcase-icon {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }
    
    .badge-showcase-name {
        font-size: 12px;
    }
}


/* 特殊勋章标记 */
.badge-showcase-item.special-badge {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}

.badge-special-tag {
    font-size: 9px;
    padding: 1px 4px;
    background: linear-gradient(90deg, #f59e0b, #f97316);
    color: #fff;
    border-radius: 3px;
    font-weight: 500;
    line-height: 1.2;
    vertical-align: middle;
    margin-left: 4px;
    animation: badge-shimmer 2s ease-in-out infinite;
}

/* 勋章类型标签 */
.badge-type-tag {
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 3px;
    font-weight: 500;
    line-height: 1.2;
    vertical-align: middle;
    display: inline-block;
    margin-left: 4px;
}

.badge-type-tag.special {
    background: linear-gradient(90deg, #f59e0b, #f97316);
    color: #fff;
    animation: badge-shimmer 2s ease-in-out infinite;
}

@keyframes badge-shimmer {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.85;
        transform: scale(1.02);
    }
}

.badge-wall-hint {
    font-size: 11px;
    color: #9ca3af;
    margin-top: 4px;
}

/* 勋章墙特殊勋章卡片 */
.badge-wall-item.earned.special-badge-item {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}


/* ========== 排行榜页面 ========== */
.ranking-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

.ranking-header {
    text-align: center;
    margin-bottom: 30px;
}

.ranking-header h1 {
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 0 8px 0;
}

.ranking-header h1 i {
    color: #f59e0b;
}

.ranking-header p {
    color: var(--text-muted);
    font-size: 15px;
    margin: 0;
}

/* 排行榜类型切换 */
.ranking-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.ranking-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.ranking-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.ranking-tab.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.ranking-tab.active i {
    color: #fff !important;
}

.ranking-tab i {
    font-size: 16px;
}

/* 排行榜内容 */
.ranking-content {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    overflow: hidden;
}

.ranking-empty {
    padding: 80px 20px;
    text-align: center;
    color: var(--text-muted);
}

.ranking-empty i {
    font-size: 56px;
    margin-bottom: 16px;
    display: block;
    opacity: 0.5;
}

/* 前三名展示 */
.ranking-top3 {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 20px;
    padding: 40px 20px 30px;
    background: linear-gradient(180deg, #fef3c7 0%, #fff 100%);
}

.top3-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.top3-item.rank-1 {
    order: 2;
}

.top3-item.rank-2 {
    order: 1;
}

.top3-item.rank-3 {
    order: 3;
}

.top3-crown {
    position: absolute;
    top: -30px;
    font-size: 32px;
    color: #f59e0b;
    animation: crown-bounce 2s ease-in-out infinite;
}

@keyframes crown-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.top3-rank {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}

.rank-1 .top3-rank {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    width: 32px;
    height: 32px;
    font-size: 16px;
}

.rank-2 .top3-rank {
    background: linear-gradient(135deg, #94a3b8, #64748b);
}

.rank-3 .top3-rank {
    background: linear-gradient(135deg, #d97706, #b45309);
}

.top3-avatar {
    display: block;
    border-radius: 50%;
    padding: 3px;
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    margin-bottom: 10px;
}

.rank-2 .top3-avatar,
.rank-3 .top3-avatar {
    background: linear-gradient(135deg, #e5e7eb, #d1d5db);
}

.top3-avatar img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: block;
    border: 3px solid #fff;
}

.rank-1 .top3-avatar img {
    width: 80px;
    height: 80px;
}

.top3-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.top3-name:hover {
    color: var(--primary-color);
}

.top3-value {
    font-size: 18px;
    font-weight: 700;
    color: #f59e0b;
}

.rank-1 .top3-value {
    font-size: 22px;
}

.top3-value span {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    margin-left: 2px;
}

/* 排行列表 */
.ranking-list {
    padding: 10px 0;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 24px;
    transition: background 0.2s;
}

.ranking-item:hover {
    background: var(--bg-secondary);
}

.ranking-item.is-me {
    background: #eff6ff;
}

.ranking-item.is-me:hover {
    background: #dbeafe;
}

.ranking-item-rank {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.ranking-item-rank.top-rank {
    color: #fff;
}

.ranking-item-rank.rank-1 {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.ranking-item-rank.rank-2 {
    background: linear-gradient(135deg, #94a3b8, #64748b);
}

.ranking-item-rank.rank-3 {
    background: linear-gradient(135deg, #d97706, #b45309);
}

.ranking-item-avatar img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: block;
}

.ranking-item-info {
    flex: 1;
    min-width: 0;
}

.ranking-item-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.ranking-item-name:hover {
    color: var(--primary-color);
}

.me-badge {
    font-size: 10px;
    padding: 2px 6px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 4px;
    font-weight: 500;
}

.ranking-item-level {
    display: inline-block;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    color: #fff;
    margin-top: 4px;
}

.ranking-item-value {
    font-size: 18px;
    font-weight: 700;
    text-align: right;
}

.ranking-item-value .value-unit {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    margin-left: 2px;
}

@media (max-width: 768px) {
    .ranking-tabs {
        gap: 8px;
    }
    
    .ranking-tab {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .ranking-tab span {
        display: none;
    }
    
    .ranking-top3 {
        gap: 12px;
        padding: 30px 15px 25px;
    }
    
    .top3-avatar img {
        width: 52px;
        height: 52px;
    }
    
    .rank-1 .top3-avatar img {
        width: 64px;
        height: 64px;
    }
    
    .top3-name {
        font-size: 13px;
        max-width: 80px;
    }
    
    .ranking-item {
        padding: 12px 16px;
        gap: 10px;
    }
    
    .ranking-item-avatar img {
        width: 38px;
        height: 38px;
    }
    
    .ranking-item-value {
        font-size: 16px;
    }
}

/* ========== Tags Page Styles ========== */

/* 标签页面头部 */
.tags-page-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    color: white;
}

.tags-header-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.tags-header-info {
    flex: 1;
}

.tags-header-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.tags-header-desc {
    font-size: var(--font-base);
    opacity: 0.9;
}

.tags-header-desc strong {
    font-weight: 600;
}

/* 标签云区域 */
.tags-cloud-section,
.tags-list-section {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.tags-cloud-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    min-height: 200px;
}

/* 标签云项目 */
.tag-cloud-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: color-mix(in srgb, var(--tag-color) 10%, transparent);
    color: var(--tag-color);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.tag-cloud-item:hover {
    background: var(--tag-color);
    color: white;
    transform: scale(1.05);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--tag-color) 30%, transparent);
}

.tag-cloud-item .tag-name {
    font-weight: 500;
}

.tag-cloud-item .tag-count {
    font-size: 11px;
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    opacity: 0.8;
}

.tag-cloud-item:hover .tag-count {
    background: rgba(255, 255, 255, 0.3);
    opacity: 1;
}

/* 标签网格列表 */
.tags-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

.tag-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.tag-card:hover {
    border-color: var(--tag-color);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--tag-color) 15%, transparent);
    transform: translateY(-2px);
}

.tag-card-icon {
    width: 44px;
    height: 44px;
    background: color-mix(in srgb, var(--tag-color) 10%, transparent);
    color: var(--tag-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.tag-card:hover .tag-card-icon {
    background: var(--tag-color);
    color: white;
}

.tag-card-info {
    flex: 1;
    min-width: 0;
}

.tag-card-name {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tag-card-count {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.tag-card-arrow {
    color: var(--text-muted);
    font-size: 20px;
    transition: all var(--transition-fast);
}

.tag-card:hover .tag-card-arrow {
    color: var(--tag-color);
    transform: translateX(4px);
}

/* 增强帖子详情页标签样式 */
.post-tags-enhanced {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
     /*   margin-top: var(--spacing-lg);  */
    padding: var(--spacing-lg);
  /*  background: var(--bg-secondary);  */
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.post-tags-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.post-tags-header i {
    font-size: 16px;
}

.post-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.post-tag-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.post-tag-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.2);
}

.post-tag-item i {
    font-size: 14px;
    opacity: 0.7;
}

/* 标签颜色变体 */
.post-tag-item:nth-child(5n+1) {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}
.post-tag-item:nth-child(5n+1):hover {
    background: #3b82f6;
    color: white;
}

.post-tag-item:nth-child(5n+2) {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.post-tag-item:nth-child(5n+2):hover {
    background: #10b981;
    color: white;
}

.post-tag-item:nth-child(5n+3) {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}
.post-tag-item:nth-child(5n+3):hover {
    background: #f59e0b;
    color: white;
}

.post-tag-item:nth-child(5n+4) {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}
.post-tag-item:nth-child(5n+4):hover {
    background: #ef4444;
    color: white;
}

.post-tag-item:nth-child(5n+5) {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}
.post-tag-item:nth-child(5n+5):hover {
    background: #8b5cf6;
    color: white;
}

/* 标签页面响应式 */
@media (max-width: 768px) {
    .tags-page-header {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }
    
    .tags-header-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }
    
    .tags-header-title {
        font-size: var(--font-xl);
    }
    
    .tags-cloud-container {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .tags-grid {
        grid-template-columns: 1fr;
    }
    
    .tag-card {
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* ========== Post Card Tags ========== */
.post-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: var(--spacing-sm);
}

.post-card-tag {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-size: 12px;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.post-card-tag:hover {
    background: var(--primary-color);
    color: white;
}

/* 标签颜色变体 */
.post-card-tag:nth-child(3n+1) {
    background: rgba(59, 130, 246, 0.08);
    color: #3b82f6;
}
.post-card-tag:nth-child(3n+1):hover {
    background: #3b82f6;
    color: white;
}

.post-card-tag:nth-child(3n+2) {
    background: rgba(16, 185, 129, 0.08);
    color: #10b981;
}
.post-card-tag:nth-child(3n+2):hover {
    background: #10b981;
    color: white;
}

.post-card-tag:nth-child(3n+3) {
    background: rgba(245, 158, 11, 0.08);
    color: #f59e0b;
}
.post-card-tag:nth-child(3n+3):hover {
    background: #f59e0b;
    color: white;
}

/* ========== Tag Archive Header ========== */
.tag-archive-header {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.tag-header-main {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.tag-filter-btn {
    margin-left: auto;
    flex-shrink: 0;
}

.tag-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.tag-archive-header .archive-title {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.tag-archive-header .archive-count {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* 相关标签 */
.related-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.related-tags-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.related-tag-item {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.related-tag-item:hover {
    background: var(--primary-color);
    color: white;
}

/* 相关标签颜色变体 */
.related-tag-item:nth-child(3n+2) {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}
.related-tag-item:nth-child(3n+2):hover {
    background: #3b82f6;
    color: white;
}

.related-tag-item:nth-child(3n+3) {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.related-tag-item:nth-child(3n+3):hover {
    background: #10b981;
    color: white;
}

.related-tag-item:nth-child(3n+4) {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}
.related-tag-item:nth-child(3n+4):hover {
    background: #f59e0b;
    color: white;
}

@media (max-width: 768px) {
    .tag-header-main {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .tag-icon {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    
    .related-tags {
        justify-content: center;
    }
}

/* ========== View All Tags Button ========== */
.view-all-tags {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.btn-view-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-view-all:hover {
    background: var(--primary-color);
    color: white;
}

.btn-view-all i {
    font-size: 16px;
}

.view-all-tags {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.btn-view-all.btn-filter {
    background: var(--primary-bg);
    color: var(--primary-color);
}

.btn-view-all.btn-filter:hover {
    background: var(--primary-color);
    color: white;
}

/* ========== Drafts Box Styles ========== */
.drafts-header {
    margin-bottom: var(--spacing-lg);
}

.drafts-tip {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--primary-bg);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    color: var(--primary-color);
}

.drafts-tip i {
    font-size: 18px;
}

.drafts-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.draft-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.draft-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.draft-card-main {
    flex: 1;
    min-width: 0;
}

.draft-title {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.draft-excerpt {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.draft-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.draft-time {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-xs);
    color: var(--text-muted);
}

.draft-time i {
    font-size: 14px;
}

.draft-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.draft-edit-btn,
.draft-delete-btn {
    min-width: 100px;
    justify-content: center;
}

.draft-delete-btn {
    color: var(--error);
    border-color: var(--error);
}

.draft-delete-btn:hover {
    background: var(--error);
    color: white;
    border-color: var(--error);
}

/* 草稿状态标签 */
.draft-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 500;
    margin-left: var(--spacing-sm);
}

/* 响应式 */
@media (max-width: 768px) {
    .draft-card {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .draft-actions {
        flex-direction: row;
        width: 100%;
    }
    
    .draft-edit-btn,
    .draft-delete-btn {
        flex: 1;
    }
    
    .draft-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* 精致的写新帖子按钮 */
.btn-write-new {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    padding: 10px 20px;
    font-size: 13px;
    line-height: 1;
    color: var(--primary-color);
    background: transparent;
    border: 1px dashed var(--primary-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-write-new:hover {
    background: var(--primary-bg);
    border-style: solid;
}

.btn-write-new i {
    font-size: 14px;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

/* ========== Report Modal Styles ========== */
.report-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.report-modal.active {
    opacity: 1;
    visibility: visible;
}

.report-modal-content {
    width: 90%;
    max-width: 420px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.report-modal.active .report-modal-content {
    transform: scale(1) translateY(0);
}

.report-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
}

.report-modal-header h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.report-modal-header h3 i {
    color: var(--warning);
    font-size: 20px;
}

.report-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.report-modal-close:hover {
    background: var(--error);
    color: white;
}

.report-modal-body {
    padding: 20px;
}

.report-tip {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.report-reasons {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.report-reason-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.report-reason-item:hover {
    border-color: var(--primary-color);
}

.report-reason-item input[type="radio"] {
    display: none;
}

.reason-radio {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.report-reason-item input:checked + .reason-radio {
    border-color: var(--primary-color);
}

.report-reason-item input:checked + .reason-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
}

.reason-text {
    font-size: 14px;
    color: var(--text-primary);
}

.report-detail-wrap {
    margin-top: 16px;
}

.report-detail-wrap label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.report-detail-wrap textarea {
    width: 100%;
    height: 80px;
    padding: 10px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 13px;
    resize: none;
    transition: border-color var(--transition-fast);
}

.report-detail-wrap textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.report-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-light);
}

.btn-report-cancel {
    padding: 8px 16px;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-report-cancel:hover {
    background: var(--bg-hover);
}

.btn-report-submit {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 13px;
    color: white;
    background: var(--warning);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-report-submit:hover {
    background: #d97706;
}

.btn-report-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 举报按钮样式 */
.report-btn {
    color: var(--text-muted) !important;
}

.report-btn:hover {
    color: var(--warning) !important;
    background: rgba(245, 158, 11, 0.1) !important;
    border-color: var(--warning) !important;
}

/* 评论举报按钮 */
.comment-report-btn {
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.comment-report-btn:hover {
    color: var(--warning);
}

/* ========== Reports Manage Page ========== */
.page-header-simple {
    padding: var(--spacing-xl);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.page-header-simple h1 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.page-header-simple h1 i {
    color: var(--warning);
}

.page-header-simple p {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

.reports-manage-wrapper {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.reports-filter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-secondary);
}

.filter-left {
    display: flex;
    gap: var(--spacing-sm);
}

.filter-right {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-clear-handled {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    font-size: 12px;
    color: #ef4444;
    background: transparent;
    border: 1px dashed #fca5a5;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-clear-handled:hover {
    background: #fef2f2;
    border-color: #ef4444;
}

.btn-clear-handled:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.filter-item {
    padding: 6px 14px;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.filter-item:hover,
.filter-item.active {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: var(--primary-bg);
}

.reports-list {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.report-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.report-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
}

.report-type-badge {
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.report-type-badge.post {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.report-type-badge.comment {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.report-status {
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 500;
    color: white;
    border-radius: var(--radius-sm);
}

.report-time {
    margin-left: auto;
    font-size: 12px;
    color: var(--text-muted);
}

.report-card-body {
    padding: var(--spacing-md);
}

.report-target {
    margin-bottom: var(--spacing-md);
}

.report-target label,
.report-info label,
.report-detail label {
    font-size: 12px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 4px;
}

.report-target p {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.target-author {
    font-size: 12px;
    color: var(--text-muted);
}

.report-info {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.reason-tag {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.report-detail p {
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-primary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
}

.report-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.btn-report-action {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    font-size: 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-report-action:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-report-action.btn-delete-target {
    color: var(--error);
    border-color: var(--error);
}

.btn-report-action.btn-delete-target:hover {
    background: var(--error);
    color: white;
}

.btn-report-action.btn-handle {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-report-action.btn-handle:hover {
    background: var(--primary-dark);
}

.btn-report-action:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.report-handled-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-primary);
}

.btn-delete-report {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-delete-report:hover {
    background: #fef2f2;
    color: #ef4444;
}

.btn-delete-report:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 举报处理结果输入框 */
.report-handle-form {
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.handle-result-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 13px;
    transition: border-color var(--transition-fast);
}

.handle-result-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.handle-result-input::placeholder {
    color: var(--text-muted);
}

/* ========== 推广管理页面 ========== */
.promotion-manage-wrapper {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.promotion-filter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-secondary);
}

.promotion-list {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.promotion-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.promotion-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
}

.promotion-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.promotion-days {
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.promotion-points {
    font-size: 12px;
    color: #f59e0b;
    font-weight: 500;
}

.promotion-status {
    padding: 2px 8px;
    font-size: 11px;
    color: #fff;
    border-radius: var(--radius-sm);
    margin-left: auto;
}

.promotion-time {
    font-size: 12px;
    color: var(--text-muted);
}

.promotion-card-body {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.promotion-card-body label {
    font-size: 12px;
    color: var(--text-muted);
    margin-right: 4px;
}

.promotion-post a {
    color: var(--primary-color);
    font-weight: 500;
}

.promotion-post a:hover {
    text-decoration: underline;
}

.promotion-expire .remaining-days {
    color: #10b981;
    font-weight: 500;
}

.promotion-handle-form {
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.handle-remark-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 13px;
    transition: border-color var(--transition-fast);
}

.handle-remark-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.promotion-card-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.btn-promo-action {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    font-size: 13px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-promo-action.btn-approve {
    background: #10b981;
    color: #fff;
}

.btn-promo-action.btn-approve:hover {
    background: #059669;
}

.btn-promo-action.btn-reject {
    background: var(--bg-secondary);
    color: #ef4444;
    border: 1px solid #fca5a5;
}

.btn-promo-action.btn-reject:hover {
    background: #fef2f2;
}

.btn-promo-action:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.promotion-handled-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-primary);
}

.btn-delete-promo {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-delete-promo:hover {
    background: #fef2f2;
    color: #ef4444;
}

/* ========== 推广弹窗 ========== */
.promote-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.promote-modal.show {
    opacity: 1;
    visibility: visible;
}

.promote-modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 520px;
    max-height: 85vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.promote-modal.show .promote-modal-content {
    transform: scale(1);
}

.promote-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
}

.promote-modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.promote-modal-header h3 i {
    color: var(--primary-color);
}

.promote-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.promote-modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.promote-modal-body {
    padding: 20px;
    max-height: calc(85vh - 120px);
    overflow-y: auto;
}

.promote-user-points {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: var(--radius-lg);
    font-size: 14px;
    color: #92400e;
    margin-bottom: 16px;
}

.promote-user-points i {
    font-size: 18px;
}

.promote-user-points strong {
    color: #d97706;
    font-size: 16px;
}

.promote-types {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.promote-type-card {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: all var(--transition-fast);
}

.promote-type-card:hover:not(.disabled) {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

.promote-type-card.disabled {
    opacity: 0.7;
    background: var(--bg-secondary);
}

.promote-type-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.promote-type-header i {
    font-size: 20px;
}

.promote-type-name {
    font-weight: 600;
    font-size: 15px;
}

.promote-status-tag {
    margin-left: auto;
    padding: 2px 8px;
    font-size: 11px;
    border-radius: var(--radius-sm);
}

.promote-status-tag.pending {
    background: #fef3c7;
    color: #d97706;
}

.promote-status-tag.active {
    background: #d1fae5;
    color: #059669;
}

.promote-type-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0 0 12px 0;
}

.promote-days-select {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.promote-day-option {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 13px;
}

.promote-day-option:hover:not(.insufficient) {
    border-color: var(--primary-color);
}

.promote-day-option.insufficient {
    opacity: 0.5;
    cursor: not-allowed;
}

.promote-day-option input {
    display: none;
}

.day-radio {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    transition: all var(--transition-fast);
}

.promote-day-option input:checked + .day-radio {
    border-color: var(--primary-color);
}

.promote-day-option input:checked + .day-radio::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
}

.day-text {
    font-weight: 500;
}

.day-price {
    color: #f59e0b;
    font-size: 12px;
}

.btn-promote-submit {
    width: 100%;
    padding: 10px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.btn-promote-submit:hover:not(:disabled) {
    background: var(--primary-hover);
}

.btn-promote-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.promote-tips {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.promote-tips p {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
    margin: 0 0 6px 0;
}

.promote-tips p:last-child {
    margin-bottom: 0;
}

.promote-tips i {
    color: var(--primary-color);
}

/* 推广按钮样式 */
.promote-btn {
    color: #8b5cf6 !important;
}

.promote-btn:hover {
    background: rgba(139, 92, 246, 0.1) !important;
}

/* ========== 帖子权限限制样式 ========== */
.post-visibility-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    vertical-align: middle;
    margin-right: 8px;
}

.post-visibility-badge i {
    font-size: 14px;
}

.post-content-preview {
    color: var(--text-secondary);
    line-height: 1.8;
    position: relative;
    max-height: 200px;
    overflow: hidden;
}

.post-content-preview::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to bottom, transparent, var(--bg-primary));
    pointer-events: none;
}

.post-visibility-lock {
    margin-top: -40px;
    position: relative;
    z-index: 10;
}

.lock-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    max-width: 420px;
    margin: 0 auto;
}

.lock-header {
    padding: 24px;
    text-align: center;
    position: relative;
}

.lock-icon-wrap {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.lock-icon-wrap i {
    font-size: 28px;
    color: #fff;
}

.lock-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
}

.lock-badge i {
    font-size: 16px;
}

.lock-body {
    padding: 24px;
    text-align: center;
}

.lock-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 6px 0;
}

.lock-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0 0 20px 0;
}

.lock-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-lock-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border: none;
}

.btn-primary-lock {
    background: var(--primary-color);
    color: #fff !important;
}

.btn-primary-lock:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    color: #fff !important;
}

.btn-outline-lock {
    background: var(--bg-secondary);
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-light);
}

.btn-outline-lock:hover {
    border-color: var(--primary-color);
    color: var(--primary-color) !important;
    background: var(--bg-secondary);
}

/* 等级进度显示 */
.lock-level-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
}

.level-current,
.level-target {
    text-align: center;
}

.level-label {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.level-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.level-arrow {
    color: var(--text-muted);
}

.level-arrow i {
    font-size: 18px;
}

.lock-footer {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

.lock-footer i {
    color: #10b981;
}

/* 评论区锁定提示 */
.comments-locked {
    padding: 40px 20px;
    text-align: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-top: 20px;
}

.comments-locked i {
    font-size: 36px;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: block;
}

.comments-locked p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}


/* ========== @Mention Styles ========== */
.mention-link {
    color: var(--primary-color);
    font-weight: 500;
    background: var(--primary-bg);
    padding: 1px 4px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.mention-link:hover {
    background: var(--primary-color);
    color: white;
}

/* Mention Autocomplete */
.mention-autocomplete {
    position: absolute;
    z-index: var(--z-dropdown);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: 240px;
    overflow-y: auto;
    min-width: 200px;
    display: none;
}

.mention-autocomplete.active {
    display: block;
}

.mention-autocomplete-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.mention-autocomplete-item:hover,
.mention-autocomplete-item.selected {
    background: var(--bg-hover);
}

.mention-autocomplete-item img {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.mention-autocomplete-item .mention-name {
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.mention-autocomplete-empty {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-sm);
}

.mention-autocomplete-header {
    padding: 8px 12px 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-light);
}

/* Comment form wrapper for autocomplete positioning */
.comment-form-wrap {
    position: relative;
}

.form-group {
    position: relative;
}


/* ========== 高级筛选页面样式 ========== */

/* 筛选页面头部 */
.filter-page-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-xl);
    color: white;
    margin-bottom: var(--spacing-lg);
}

.filter-header-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.filter-header-info {
    flex: 1;
}

.filter-header-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.filter-header-desc {
    font-size: var(--font-base);
    opacity: 0.9;
}

/* 筛选面板 */
.filter-panel {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
}

.filter-group {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.filter-group:last-of-type {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.filter-group-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    color: var(--text-primary);
}

.filter-group-header i {
    font-size: 18px;
    color: var(--primary-color);
}

.filter-hint {
    font-size: var(--font-xs);
    color: var(--text-muted);
    font-weight: normal;
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

/* 标签搜索框 */
.filter-tags-search {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.filter-tags-search i {
    color: var(--text-muted);
    font-size: 16px;
}

.filter-tags-search input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--font-sm);
    color: var(--text-primary);
}

.filter-tags-search input::placeholder {
    color: var(--text-muted);
}

/* 标签选择列表 */
.filter-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    max-height: 200px;
    overflow-y: auto;
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.filter-tag-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-sm);
}

.filter-tag-item input {
    display: none;
}

.filter-tag-item:hover {
    border-color: var(--tag-color, var(--primary-color));
    background: color-mix(in srgb, var(--tag-color, var(--primary-color)) 10%, transparent);
}

.filter-tag-item.selected {
    background: var(--tag-color, var(--primary-color));
    border-color: var(--tag-color, var(--primary-color));
    color: white;
}

.filter-tag-item .tag-name {
    font-weight: 500;
}

.filter-tag-item .tag-count {
    font-size: 11px;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    opacity: 0.7;
}

.filter-tag-item.selected .tag-count {
    background: rgba(255, 255, 255, 0.3);
}

/* 版块选择列表 */
.filter-categories-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-category-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-sm);
}

.filter-category-item input {
    display: none;
}

.filter-category-item i {
    font-size: 16px;
    color: var(--cat-color, var(--text-muted));
}

.filter-category-item:hover {
    border-color: var(--cat-color, var(--primary-color));
    background: color-mix(in srgb, var(--cat-color, var(--primary-color)) 8%, transparent);
}

.filter-category-item.selected {
    background: color-mix(in srgb, var(--cat-color, var(--primary-color)) 15%, transparent);
    border-color: var(--cat-color, var(--primary-color));
    color: var(--cat-color, var(--primary-color));
}

.filter-category-item.selected i {
    color: var(--cat-color, var(--primary-color));
}

.filter-category-item .cat-count {
    font-size: 11px;
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    color: var(--text-muted);
}

/* 时间范围选择 */
.filter-group-inline {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
}

.filter-group-inline .filter-group-header {
    flex-shrink: 0;
    margin-bottom: 0;
    padding-top: 10px;
}

.filter-time-list,
.filter-sort-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    flex: 1;
}

.filter-time-item,
.filter-sort-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-sm);
}

.filter-time-item input,
.filter-sort-item input {
    display: none;
}

.filter-time-item:hover,
.filter-sort-item:hover {
    border-color: var(--primary-color);
    background: var(--primary-bg);
}

.filter-time-item.selected,
.filter-sort-item.selected {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.filter-sort-item i {
    font-size: 14px;
}

/* 筛选操作按钮 */
.filter-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

.filter-actions .btn {
    padding: 12px 24px;
    font-weight: 500;
}

.filter-actions .btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.filter-actions .btn-secondary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* 当前筛选条件 */
.filter-active-conditions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-md);
}

.conditions-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.condition-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--primary-bg);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
}

.condition-tag:hover {
    background: var(--primary-color);
    color: white;
}

.condition-tag .ri-close-line {
    font-size: 14px;
    opacity: 0.7;
}

.condition-tag:hover .ri-close-line {
    opacity: 1;
}

.condition-category {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.condition-category:hover {
    background: #10b981;
    color: white;
}

.condition-time {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.condition-time:hover {
    background: #f59e0b;
    color: white;
}

.clear-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    margin-left: auto;
    transition: all var(--transition-fast);
}

.clear-all-btn:hover {
    background: #ef4444;
    color: white;
}

/* 结果统计 */
.filter-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-md);
}

.results-count {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.results-count strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* 响应式 */
@media (max-width: 768px) {
    .filter-page-header {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }
    
    .filter-header-icon {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }
    
    .filter-group-inline {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .filter-group-inline .filter-group-header {
        padding-top: 0;
    }
    
    .filter-actions {
        flex-direction: column;
    }
    
    .filter-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .filter-active-conditions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .clear-all-btn {
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
    
    .filter-tags-list {
        max-height: 150px;
    }
}

/* ========== 禁言弹窗样式 ========== */
.ban-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: var(--spacing-md);
}

.ban-modal {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
    animation: modalFadeIn 0.2s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.ban-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.ban-modal-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.ban-modal-header h3 i {
    color: var(--error);
}

.ban-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.ban-modal-close:hover {
    color: var(--text-primary);
}

.ban-modal-body {
    padding: var(--spacing-lg);
}

.ban-target {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.ban-target strong {
    color: var(--text-primary);
}

.ban-form-group {
    margin-bottom: var(--spacing-md);
}

.ban-form-group label {
    display: block;
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.ban-form-select,
.ban-form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.ban-form-select:focus,
.ban-form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.ban-form-textarea {
    resize: vertical;
    min-height: 60px;
}

.ban-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

.btn-ban-user {
    color: var(--error);
    border-color: var(--error);
}

.btn-ban-user:hover {
    background: var(--error);
    color: #fff;
}

/* 禁言状态提示 */
.user-ban-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-radius: var(--radius-sm);
    font-size: var(--font-xs);
}

/* ========== 个人中心 Tab 移动端横向滑动 ========== */
@media (max-width: 768px) {
    .profile-tabs-section {
        padding: 0;
        overflow: hidden;
    }
    
    .profile-tabs {
        display: flex;
        gap: 0;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
        padding: 0 var(--spacing-md);
    }
    
    .profile-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .profile-tab {
        flex-shrink: 0;
        padding: var(--spacing-md) var(--spacing-md);
        font-size: var(--font-sm);
        white-space: nowrap;
        gap: 4px;
    }
    
    .profile-tab i {
        font-size: 16px;
    }
    
    .profile-tab .tab-count {
        padding: 1px 6px;
        font-size: 11px;
    }
}


/* ========== 最新注册用户固定侧边栏 ========== */
.fixed-new-users {
    position: fixed;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 400px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fixed-new-users .new-users-scroll-container {
    height: 100%;
    overflow: hidden;
    position: relative;
    width: 100%;
}

.fixed-new-users .new-users-scroll-container::before,
.fixed-new-users .new-users-scroll-container::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 40px;
    z-index: 2;
    pointer-events: none;
}

.fixed-new-users .new-users-scroll-container::before {
    top: 0;
    background: linear-gradient(to bottom, var(--bg-secondary), transparent);
}

.fixed-new-users .new-users-scroll-container::after {
    bottom: 0;
    background: linear-gradient(to top, var(--bg-secondary), transparent);
}

.fixed-new-users .new-users-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 30px 0;
    animation: scrollUp 30s linear infinite;
}

.fixed-new-users .new-users-scroll:hover {
    animation-play-state: paused;
}

@keyframes scrollUp {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-50%);
    }
}

.new-user-avatar {
    position: relative;
    display: block;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.new-user-avatar:hover {
    transform: scale(1.15);
    z-index: 3;
}

.new-user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    background: #fff;
}

.new-user-avatar .online-status {
    position: absolute;
    top: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid #fff;
}

.new-user-avatar .online-status.online {
    background: #22c55e;
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.6);
}

.new-user-avatar .online-status.offline {
    background: #ef4444;
}

/* 悬停提示框 */
.new-user-tooltip {
    position: fixed;
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    font-size: 13px;
    white-space: nowrap;
    border-radius: 6px;
    pointer-events: none;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.new-user-tooltip.show {
    opacity: 1;
}

.new-user-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: rgba(0, 0, 0, 0.85);
}

/* 响应式：小屏幕隐藏 */
@media (max-width: 1400px) {
    .fixed-new-users {
        display: none;
    }
}

/* 灯箱打开时隐藏 */
body:has(.lightbox-overlay[style*="display: flex"]) .fixed-new-users,
body:has(.lightbox-overlay.active) .fixed-new-users {
    display: none;
}

/* 暗色模式适配 */
[data-theme="dark"] .fixed-new-users .new-users-scroll-container::before {
    background: linear-gradient(to bottom, var(--bg-secondary), transparent);
}

[data-theme="dark"] .fixed-new-users .new-users-scroll-container::after {
    background: linear-gradient(to top, var(--bg-secondary), transparent);
}

[data-theme="dark"] .new-user-avatar img {
    border-color: var(--bg-tertiary);
}

[data-theme="dark"] .new-user-avatar .online-status {
    border-color: var(--bg-tertiary);
}



/* ========== Share Feature (分享功能) ========== */
.share-wrapper {
    position: relative;
    display: inline-flex;
}

.share-toggle-btn:hover {
    color: var(--primary-color);
    border-color: #bfdbfe;
    background: #eff6ff;
}

.share-dropdown {
    display: none;
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    padding: 4px;
    min-width: 120px;
    z-index: var(--z-dropdown);
    animation: shareDropIn 0.15s ease;
}

.share-dropdown.active {
    display: block;
}

@keyframes shareDropIn {
    from { opacity: 0; transform: translateX(-50%) translateY(4px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.share-dropdown::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--bg-primary);
}

.share-dropdown::before {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--border-color);
}

.share-dropdown-item {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    padding: 6px 12px;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 13px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.share-dropdown-item:hover {
    background: var(--primary-bg);
    color: var(--primary-color);
}

.share-dropdown-item i {
    font-size: 14px;
}

/* Share Toast */
.share-toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--bg-primary);
    color: #10b981;
    padding: 8px 16px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    border: 1px solid #a7f3d0;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    z-index: 10000;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.share-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.share-toast i {
    font-size: 16px;
}

/* Share Card Overlay & Modal */
.share-card-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.share-card-modal {
    background: var(--bg-primary);
    border-radius: 14px;
    overflow: hidden;
    max-width: 560px;
    width: 90%;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    animation: modalSlideUp 0.25s ease;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.share-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.share-card-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.15s ease;
    line-height: 1;
}

.share-card-close:hover {
    background: var(--error);
    color: white;
}

.share-card-body {
    padding: 16px;
    text-align: center;
}

.share-card-body img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.share-card-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: center;
}

.share-card-download {
    gap: 6px;
    font-size: 13px;
}

/* ========== Edit History (编辑历史) ========== */
.edited-badge {
    color: var(--text-muted);
    font-size: var(--font-xs);
    opacity: 0.8;
}

.edited-badge i {
    font-size: 13px;
}

.edited-badge[id="editHistoryBtn"]:hover {
    color: var(--primary-color);
    opacity: 1;
}

.post-action-btn.edit-btn:hover {
    color: #3b82f6;
    border-color: #bfdbfe;
    background: #eff6ff;
}

/* Edit History Modal */
.edit-history-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.edit-history-modal {
    background: var(--bg-primary);
    border-radius: 14px;
    width: 90%;
    max-width: 640px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 16px 48px rgba(0,0,0,0.2);
    animation: modalSlideUp 0.25s ease;
}

.edit-history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.edit-history-header i {
    margin-right: 6px;
    color: var(--primary-color);
}

.edit-history-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.15s;
}

.edit-history-close:hover {
    background: var(--error);
    color: white;
}

.edit-history-body {
    overflow-y: auto;
    padding: 12px 18px;
    flex: 1;
}

.edit-history-item {
    padding: 12px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    margin-bottom: 10px;
    transition: border-color 0.15s;
}

.edit-history-item:hover {
    border-color: var(--border-color);
}

.edit-history-item:last-child {
    margin-bottom: 0;
}

.edit-history-item-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.edit-history-version {
    background: var(--primary-bg);
    color: var(--primary-color);
    padding: 1px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 11px;
}

.edit-history-user i,
.edit-history-time i {
    font-size: 12px;
    margin-right: 2px;
}

.edit-history-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.edit-history-content {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 120px;
    overflow-y: auto;
    background: var(--bg-secondary);
    padding: 8px 10px;
    border-radius: 6px;
}

/* ========== Back to Top ========== */
.back-to-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: var(--primary-color, #3B82F6);
    color: #fff;
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.2s;
    z-index: 999;
}
.back-to-top.show {
    opacity: 0.75;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    opacity: 1;
    background: var(--primary-hover, #2563EB);
    box-shadow: 0 3px 10px rgba(0,0,0,0.18);
    transform: translateY(-1px);
}
.back-to-top:active {
    transform: translateY(0);
}