/**
 * Discuz 风格帖子详情页样式
 * 左侧：作者信息 | 右侧：帖子内容
 */

/* ===== 面包屑导航 ===== */
.post-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-primary);
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.breadcrumb-item i {
    font-size: 16px;
}

.breadcrumb-separator {
    color: var(--text-muted);
    user-select: none;
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
}

/* ===== 主布局 ===== */
.discuz-post-layout .container {
    max-width: 1200px;
}

.discuz-post-wrapper {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 20px;
    align-items: start;
    padding: 20px 0;
}

/* ===== 左侧作者信息卡片 ===== */
.author-sidebar {
    position: sticky;
    top: 80px;
}

/* 使用更高优先级的选择器覆盖全局样式 */
.discuz-post-layout .author-card {
    display: block !important; /* 覆盖全局的 display: flex */
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    padding: 20px;
    text-align: center;
    align-items: initial !important; /* 重置全局样式 */
    gap: initial !important; /* 重置全局样式 */
    border: none; /* 移除全局边框 */
    margin-bottom: 0; /* 重置全局margin */
}

.author-avatar-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}

/* 用户头像样式 */
.author-avatar-wrapper .user-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--bg-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.author-avatar-large {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--bg-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.author-level-badge {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

/* 用户名容器 - 保持居中 */
.author-name {
    margin: 0 0 10px 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-word;
    text-align: center;
}

/* 用户名内部包装 - 用于定位在线状态 */
.author-name-wrapper {
    position: relative;
    display: inline-block;
}

.author-name a {
    color: var(--text-primary);
    text-decoration: none;
}

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

/* 在线状态徽章（显示在用户名右下角） */
.online-status-badge {
    position: absolute;
    bottom: -2px;
    right: -12px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--bg-primary);
    box-shadow: 0 0 4px rgba(0,0,0,0.2);
}

.online-status-badge.online {
    background: #10b981;
    animation: pulse-online 2s ease-in-out infinite;
}

.online-status-badge.offline {
    background: #9ca3af;
}

@keyframes pulse-online {
    0%, 100% {
        box-shadow: 0 0 4px rgba(0,0,0,0.2), 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    50% {
        box-shadow: 0 0 4px rgba(0,0,0,0.2), 0 0 0 4px rgba(16, 185, 129, 0);
    }
}

.author-group {
    margin-bottom: 14px;
}

.group-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

/* ===== 用户等级卡片 ===== */
.author-level-card {
    margin: 14px 0;
}

.author-level-card .level-card-new {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 14px;
}

.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;
    }
}

/* 经验值信息 */
.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-progress-info .exp-target {
    color: var(--text-muted);
}

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

.level-tip i {
    color: #f59e0b;
    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;
}

/* AI标识样式 */
.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, #87c9ff 0%, #ff94d6 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;
}

/* ===== 用户等级信息 ===== */
.author-level-info {
    margin: 14px 0;
    padding: 14px;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.level-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.level-progress {
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 6px;
}

.level-progress-bar {
    height: 100%;
    transition: width 0.3s;
}

.level-exp {
    font-size: 11px;
    color: var(--text-muted);
}

/* ===== 用户统计 ===== */
.author-stats {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 14px 0;
}

.stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 14px;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: all 0.2s;
}

.stat-item:hover {
    background: var(--bg-hover);
    transform: translateX(2px);
}

.stat-item-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.stat-item i {
    font-size: 19px;
    color: var(--primary-color);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== 注册时间 ===== */
.author-join-date {
    margin: 14px 0;
    padding: 11px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.author-join-date i {
    color: var(--primary-color);
    font-size: 15px;
}

/* ===== 操作按钮 ===== */
.author-actions {
    display: flex;
    gap: 8px;
    margin-top: 14px;
}

.author-actions .btn-author {
    flex: 1;
}

/* ===== 右侧帖子内容区 ===== */
.post-content-area {
    min-width: 0;
}

.post-detail-discuz {
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 20px;
}

/* ===== 帖子头部 ===== */
.post-header-discuz {
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
}

.post-title-discuz {
    margin: 0 0 16px 0;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.post-labels {
    display: inline-flex;
    gap: 6px;
    margin-right: 8px;
    vertical-align: middle;
}

.label {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.post-meta-discuz {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

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

.post-meta-discuz i {
    font-size: 14px;
}

/* ===== 帖子正文 ===== */
.post-body-discuz {
    padding: 24px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-primary);
    word-wrap: break-word;
    overflow: hidden;
    max-width: 100%;
    position: relative;
}

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

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

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

.post-body-discuz p {
    margin: 16px 0;
}

.post-body-discuz h1,
.post-body-discuz h2,
.post-body-discuz h3,
.post-body-discuz h4,
.post-body-discuz h5,
.post-body-discuz h6 {
    margin: 24px 0 16px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.post-body-discuz h1 {
    font-size: 28px;
    border-bottom: 2px solid var(--border-light);
    padding-bottom: 12px;
}

.post-body-discuz h2 {
    font-size: 24px;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 10px;
}

.post-body-discuz h3 {
    font-size: 20px;
}

.post-body-discuz h4 {
    font-size: 18px;
}

.post-body-discuz h5 {
    font-size: 16px;
}

.post-body-discuz h6 {
    font-size: 15px;
    color: var(--text-secondary);
}

.post-body-discuz img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 16px 0;
    display: block;
    cursor: pointer;
    transition: transform 0.2s;
}

.post-body-discuz img:hover {
    transform: scale(1.02);
}

.post-body-discuz a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.post-body-discuz a:hover {
    border-bottom-color: var(--primary-color);
}

.post-body-discuz strong,
.post-body-discuz b {
    font-weight: 600;
    color: var(--text-primary);
}

.post-body-discuz em,
.post-body-discuz i {
    font-style: italic;
}

.post-body-discuz del,
.post-body-discuz s {
    text-decoration: line-through;
    opacity: 0.7;
}

.post-body-discuz ul,
.post-body-discuz ol {
    margin: 16px 0;
    padding-left: 28px;
}

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

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

.post-body-discuz li {
    margin: 8px 0;
    line-height: 1.8;
}

.post-body-discuz li > ul,
.post-body-discuz li > ol {
    margin: 8px 0;
}

.post-body-discuz blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 16px;
    margin: 16px 0;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    overflow: hidden;
    max-width: 100%;
    word-wrap: break-word;
}

.post-body-discuz blockquote p {
    margin: 8px 0;
}

.post-body-discuz blockquote blockquote {
    margin: 8px 0;
    border-left-width: 3px;
}

.post-body-discuz blockquote blockquote blockquote {
    border-left-width: 2px;
}

.post-body-discuz blockquote blockquote blockquote blockquote {
    margin-left: 0;
    padding-left: 8px;
    border-left-width: 2px;
}

.post-body-discuz pre {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 16px 0;
    border: 1px solid var(--border-light);
}

.post-body-discuz pre code {
    background: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 14px;
    color: var(--text-primary);
}

.post-body-discuz code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    color: #e83e8c;
}

.post-body-discuz hr {
    border: none;
    border-top: 2px solid var(--border-light);
    margin: 24px 0;
}

.post-body-discuz table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
    overflow-x: auto;
    display: block;
    border: 1px solid var(--border-light);
    border-radius: 8px;
}

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

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

.post-body-discuz table th {
    font-weight: 600;
    color: var(--text-primary);
}

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

.post-body-discuz kbd {
    display: inline-block;
    padding: 3px 8px;
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}

.post-body-discuz mark {
    background: #fff3cd;
    padding: 2px 4px;
    border-radius: 3px;
    color: #856404;
}

.post-body-discuz abbr {
    text-decoration: underline dotted;
    cursor: help;
}

.post-body-discuz sup,
.post-body-discuz sub {
    font-size: 12px;
    line-height: 0;
}

.post-body-discuz sup {
    vertical-align: super;
}

.post-body-discuz sub {
    vertical-align: sub;
}

/* ===== 展开全文按钮 ===== */
.expand-content-wrapper {
    display: flex;
    justify-content: center;
    padding: 20px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.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);
}

/* ===== 帖子底部操作栏 ===== */
.post-footer-discuz {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
    background: var(--bg-secondary);
}

.post-actions-left,
.post-actions-right {
    display: flex;
    gap: 12px;
}

.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;
}

.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);
}

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

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

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

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

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

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

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

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

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

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

/* 分享按钮 */
.action-btn.share-btn-discuz:hover {
    color: var(--primary-color);
    border-color: var(--primary-color-light);
    background: var(--primary-color-lighter);
}

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

.action-count {
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== 评论区 ===== */
.comments-section-discuz {
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    padding: 24px;
}

.comments-title {
    margin: 0 0 20px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

/* ===== 响应式设计 ===== */
@media (max-width: 992px) {
    .discuz-post-wrapper {
        grid-template-columns: 200px 1fr;
        gap: 16px;
    }
    
    .author-avatar-large {
        width: 100px;
        height: 100px;
    }
}

/* ===== 视频卡片居中显示 ===== */
.post-body-discuz .video-player-card {
    margin: 24px auto !important;
    max-width: 800px !important;
}

/* ===== 下载卡片居中显示 ===== */
.post-body-discuz .resource-download-card {
    margin: 24px auto !important;
    max-width: 800px !important;
}

@media (max-width: 768px) {
    .discuz-post-wrapper {
        grid-template-columns: 1fr;
    }
    
    .author-sidebar {
        position: static;
    }
    
    .author-card {
        margin-bottom: 20px;
    }
    
    .post-header-discuz {
        padding: 16px;
    }
    
    .post-title-discuz {
        font-size: 20px;
    }
    
    .post-body-discuz {
        padding: 16px;
    }
    
    .read-more-wrapper {
        padding: 20px 16px;
    }
    
    .btn-read-more {
        padding: 12px 28px;
        font-size: 15px;
    }
    
    .btn-read-more .content-stats {
        display: none; /* 在小屏幕上隐藏字数统计 */
    }
    
    .post-footer-discuz {
        padding: 12px 16px;
        flex-wrap: wrap;
    }
    
    .post-actions-left,
    .post-actions-right {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }
    
    .action-btn {
        flex: 1;
        min-width: 80px;
        justify-content: center;
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .comments-section-discuz {
        padding: 16px;
    }
}

/* ===== 暗色模式适配 ===== */
@media (prefers-color-scheme: dark) {
    .author-avatar-large {
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .author-level-badge {
        border-color: var(--bg-primary);
    }
}