/* MSN Video Template - 参考MSN视频网站风格 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --msn-primary: #0078d4;
    --msn-primary-hover: #106ebe;
    --msn-primary-light: #40a6ff;
    --msn-bg: #f3f2f1;
    --msn-bg-dark: #1a1a1a;
    --msn-surface: #ffffff;
    --msn-surface-hover: #faf9f8;
    --msn-text: #323130;
    --msn-text-secondary: #605e5c;
    --msn-text-muted: #8a8886;
    --msn-border: #edebe9;
    --msn-border-dark: #323130;
    --msn-shadow: 0 1.6px 3.6px rgba(0, 0, 0, 0.13), 0 0.3px 0.9px rgba(0, 0, 0, 0.11);
    --msn-shadow-lg: 0 3.2px 7.2px rgba(0, 0, 0, 0.13), 0 0.6px 1.8px rgba(0, 0, 0, 0.11);
}

body.msn-body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--msn-bg);
    color: var(--msn-text);
    line-height: 1.5;
    min-height: 100vh;
}

/* 主容器 */
.msn-wrapper {
    display: flex;
    min-height: 100vh;
}

/* 左侧导航栏 */
.msn-sidebar {
    width: 240px;
    background: var(--msn-surface);
    border-right: 1px solid var(--msn-border);
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
    box-shadow: var(--msn-shadow);
}

.msn-sidebar-header {
    padding: 20px 16px;
    border-bottom: 1px solid var(--msn-border);
}

.msn-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--msn-text);
    font-size: 18px;
    font-weight: 600;
}

.msn-logo-icon {
    font-size: 24px;
}

.msn-logo-text {
    color: var(--msn-primary);
}

/* 搜索区域 */
.msn-search-section {
    padding: 16px;
    border-bottom: 1px solid var(--msn-border);
}

.msn-search-form {
    width: 100%;
}

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

.msn-search-icon {
    position: absolute;
    left: 12px;
    color: var(--msn-text-muted);
    pointer-events: none;
}

.msn-search-input {
    width: 100%;
    padding: 10px 12px 10px 40px;
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    font-size: 14px;
    background: var(--msn-bg);
    color: var(--msn-text);
    transition: all 0.2s;
}

.msn-search-input:focus {
    outline: none;
    border-color: var(--msn-primary);
    background: var(--msn-surface);
    box-shadow: 0 0 0 2px rgba(0, 120, 212, 0.1);
}

/* 导航菜单 */
.msn-nav {
    padding: 8px 0;
}

.msn-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: var(--msn-text);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.msn-nav-item:hover {
    background: var(--msn-surface-hover);
    color: var(--msn-primary);
}

.msn-nav-item.active {
    background: rgba(0, 120, 212, 0.08);
    color: var(--msn-primary);
    border-left-color: var(--msn-primary);
    font-weight: 500;
}

.msn-nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* 主内容区 */
.msn-main {
    flex: 1;
    margin-left: 240px;
    min-height: 100vh;
    background: var(--msn-bg);
}

/* 首页布局 - 信息流形式 */
.msn-content {
    padding: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 信息流容器 */
.msn-feed-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 信息流视频项 */
.msn-feed-item {
    background: var(--msn-surface);
    border-radius: 12px;
    box-shadow: var(--msn-shadow);
    overflow: hidden;
    transition: all 0.3s;
    opacity: 0.7;
}

.msn-feed-item.active {
    opacity: 1;
    box-shadow: var(--msn-shadow-lg);
    transform: scale(1.01);
}

.msn-feed-card {
    padding: 24px;
}

.msn-feed-header {
    margin-bottom: 20px;
}

.msn-feed-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 12px;
    line-height: 1.4;
}

.msn-feed-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.msn-feed-player-wrapper {
    margin-bottom: 20px;
}

.msn-feed-player {
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

.msn-feed-player-empty {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--msn-bg-dark);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
}

.msn-feed-player-empty img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.msn-feed-empty-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    gap: 16px;
}

.msn-feed-empty-overlay p {
    font-size: 16px;
    margin: 0;
}

.msn-feed-controls {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--msn-border);
}

.msn-feed-source-list {
    margin-bottom: 16px;
}

.msn-feed-episode-section {
    margin-top: 16px;
}

.msn-feed-info {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--msn-border);
}

.msn-feed-actions {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--msn-border);
    text-align: center;
}

.msn-feed-detail-btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--msn-primary);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.2s;
}

.msn-feed-detail-btn:hover {
    background: var(--msn-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 120, 212, 0.3);
}

.msn-video-player {
    background: var(--msn-surface);
    border-radius: 8px;
    box-shadow: var(--msn-shadow);
    overflow: hidden;
}

.msn-video-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--msn-border);
}

.msn-video-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 12px;
    line-height: 1.3;
}

.msn-video-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.msn-meta-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 12px;
    font-size: 12px;
    color: var(--msn-text-secondary);
}

.msn-player-wrapper {
    padding: 24px;
}

.msn-player-empty {
    padding: 60px 20px;
    text-align: center;
    color: var(--msn-text-muted);
    font-size: 16px;
}

.msn-player-controls {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--msn-border);
}

.msn-control-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--msn-text);
    margin-bottom: 12px;
}

.msn-source-list {
    margin-bottom: 20px;
}

.msn-source-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.msn-source-btn {
    padding: 8px 16px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    color: var(--msn-text);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.msn-source-btn:hover {
    background: var(--msn-surface-hover);
    border-color: var(--msn-primary);
    color: var(--msn-primary);
}

.msn-source-btn.active {
    background: var(--msn-primary);
    border-color: var(--msn-primary);
    color: #fff;
}

.msn-episode-section {
    margin-top: 20px;
}

.msn-episode-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.msn-episode-btn,
.msn-episode-link {
    display: inline-block;
    padding: 8px 16px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    color: var(--msn-text);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
    cursor: pointer;
    font-family: inherit;
}

.msn-episode-btn:hover,
.msn-episode-link:hover {
    background: var(--msn-surface-hover);
    border-color: var(--msn-primary);
    color: var(--msn-primary);
}

.msn-episode-btn.active,
.msn-episode-link.active {
    background: var(--msn-primary);
    border-color: var(--msn-primary);
    color: #fff;
}

.msn-episode-link.d-none {
    display: none;
}

.msn-video-info {
    padding: 20px 24px;
    border-top: 1px solid var(--msn-border);
}

.msn-info-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 12px;
}

.msn-info-text {
    font-size: 14px;
    color: var(--msn-text-secondary);
    line-height: 1.6;
}

/* 视频列表区域 */
.msn-list-section {
    width: 360px;
    flex-shrink: 0;
}

.msn-list-header {
    margin-bottom: 16px;
}

.msn-list-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--msn-text);
}

.msn-video-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.msn-video-item {
    background: var(--msn-surface);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--msn-shadow);
    transition: all 0.2s;
    border: 2px solid transparent;
}

.msn-video-item:hover {
    box-shadow: var(--msn-shadow-lg);
    transform: translateY(-2px);
}

.msn-video-item.active {
    border-color: var(--msn-primary);
}

.msn-video-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.msn-video-thumb {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    background: var(--msn-bg-dark);
    overflow: hidden;
}

.msn-video-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.msn-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.msn-video-item:hover .msn-video-overlay {
    opacity: 1;
}

.msn-video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    font-size: 12px;
    border-radius: 2px;
}

.msn-video-content {
    padding: 12px;
}

.msn-video-item-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--msn-text);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.msn-video-item-meta {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.msn-item-tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 10px;
    font-size: 11px;
    color: var(--msn-text-secondary);
}

/* 列表页 */
.msn-list-page {
    width: 100%;
}

.msn-page-header {
    margin-bottom: 24px;
}

.msn-page-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 8px;
}

.msn-page-count {
    font-size: 14px;
    color: var(--msn-text-secondary);
}

.msn-video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.msn-grid-item {
    background: var(--msn-surface);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--msn-shadow);
    transition: all 0.2s;
}

.msn-grid-item:hover {
    box-shadow: var(--msn-shadow-lg);
    transform: translateY(-4px);
}

.msn-grid-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.msn-grid-thumb {
    position: relative;
    width: 100%;
    padding-top: 140%;
    background: var(--msn-bg-dark);
    overflow: hidden;
}

.msn-grid-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.msn-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.msn-grid-item:hover .msn-grid-overlay {
    opacity: 1;
}

.msn-grid-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 4px 8px;
    background: var(--msn-primary);
    color: #fff;
    font-size: 11px;
    border-radius: 4px;
    font-weight: 500;
}

.msn-grid-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 2px 6px;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    font-size: 11px;
    border-radius: 2px;
}

.msn-grid-content {
    padding: 12px;
}

.msn-grid-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--msn-text);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.msn-grid-meta {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.msn-grid-tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 10px;
    font-size: 11px;
    color: var(--msn-text-secondary);
}

/* 详情页 */
.msn-detail-page {
    width: 100%;
}

.msn-detail-info {
    background: var(--msn-surface);
    border-radius: 8px;
    padding: 24px;
    box-shadow: var(--msn-shadow);
    margin-top: 24px;
}

.msn-detail-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 16px;
}

.msn-detail-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.msn-detail-tag {
    display: inline-block;
    padding: 6px 12px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 12px;
    font-size: 13px;
    color: var(--msn-text-secondary);
}

.msn-detail-row {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 14px;
}

.msn-detail-label {
    color: var(--msn-text-secondary);
    font-weight: 500;
}

.msn-detail-value {
    color: var(--msn-text);
}

.msn-detail-desc {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--msn-border);
}

.msn-desc-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 12px;
}

.msn-desc-text {
    font-size: 14px;
    color: var(--msn-text-secondary);
    line-height: 1.7;
}

/* 相关推荐 */
.msn-related-section {
    margin-top: 32px;
}

.msn-related-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 16px;
}

/* 相关推荐列表样式 */
.msn-related-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--msn-surface);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--msn-shadow);
}

.msn-related-item {
    border-bottom: 1px solid var(--msn-border);
    transition: background 0.2s;
}

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

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

.msn-related-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    text-decoration: none;
    color: inherit;
    gap: 16px;
}

.msn-related-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.msn-related-item-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--msn-text);
    line-height: 1.4;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

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

.msn-related-item-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.msn-related-tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--msn-bg);
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    font-size: 12px;
    color: var(--msn-text-secondary);
    line-height: 1.5;
}

.msn-related-date {
    flex-shrink: 0;
    font-size: 13px;
    color: var(--msn-text-muted);
    text-align: right;
    white-space: nowrap;
    padding-left: 16px;
}

/* 播放页 */
.msn-vodplay-page {
    width: 100%;
}

.msn-vodplay-header {
    background: var(--msn-surface);
    border-radius: 8px;
    padding: 20px 24px;
    box-shadow: var(--msn-shadow);
    margin-bottom: 24px;
    text-align: center;
}

.msn-vodplay-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--msn-text);
    margin-bottom: 12px;
}

.msn-vodplay-meta {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.msn-vodplay-player {
    background: var(--msn-surface);
    border-radius: 8px;
    padding: 24px;
    box-shadow: var(--msn-shadow);
    margin-bottom: 24px;
}

.msn-vodplay-actions {
    text-align: center;
}

.msn-back-btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--msn-primary);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.2s;
}

.msn-back-btn:hover {
    background: var(--msn-primary-hover);
}

/* 分页 */
.msn-pagination {
    margin-top: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.msn-page-link {
    display: inline-block;
    padding: 8px 16px;
    background: var(--msn-surface);
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    color: var(--msn-text);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
}

.msn-page-link:hover {
    background: var(--msn-surface-hover);
    border-color: var(--msn-primary);
    color: var(--msn-primary);
}

.msn-page-numbers {
    display: flex;
    gap: 4px;
    align-items: center;
}

.msn-page-num {
    display: inline-block;
    padding: 8px 12px;
    background: var(--msn-surface);
    border: 1px solid var(--msn-border);
    border-radius: 4px;
    color: var(--msn-text);
    text-decoration: none;
    font-size: 14px;
    min-width: 40px;
    text-align: center;
    transition: all 0.2s;
}

.msn-page-num:hover {
    background: var(--msn-surface-hover);
    border-color: var(--msn-primary);
    color: var(--msn-primary);
}

.msn-page-num.current {
    background: var(--msn-primary);
    border-color: var(--msn-primary);
    color: #fff;
}

.msn-page-ellipsis {
    display: inline-block;
    padding: 8px 4px;
    color: var(--msn-text-muted);
    font-size: 14px;
}

/* 空状态 */
.msn-empty-state {
    padding: 60px 20px;
    text-align: center;
    color: var(--msn-text-muted);
    font-size: 16px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .msn-list-section {
        width: 320px;
    }
}

@media (max-width: 992px) {
    .msn-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .msn-sidebar.open {
        transform: translateX(0);
    }

    .msn-main {
        margin-left: 0;
    }

    .msn-content {
        flex-direction: column;
    }

    .msn-list-section {
        width: 100%;
    }

    .msn-video-list {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 16px;
        max-height: none;
    }
}

@media (max-width: 768px) {
    .msn-content {
        padding: 16px;
    }

    .msn-video-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 16px;
    }

    .msn-video-title {
        font-size: 20px;
    }

    .msn-detail-title {
        font-size: 22px;
    }
}

/* 滚动条样式 */
.msn-sidebar::-webkit-scrollbar,
.msn-video-list::-webkit-scrollbar {
    width: 6px;
}

.msn-sidebar::-webkit-scrollbar-track,
.msn-video-list::-webkit-scrollbar-track {
    background: transparent;
}

.msn-sidebar::-webkit-scrollbar-thumb,
.msn-video-list::-webkit-scrollbar-thumb {
    background: var(--msn-border);
    border-radius: 3px;
}

.msn-sidebar::-webkit-scrollbar-thumb:hover,
.msn-video-list::-webkit-scrollbar-thumb:hover {
    background: var(--msn-text-muted);
}