/* ==========================================
   Album Plugin - 前端样式
   匹配 Single Theme 蓝灰色系 + 夜间模式
   ========================================== */

/* ========== 相册列表页 ========== */
.album-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px 40px;
}

.album-page-header {
    text-align: center;
    margin-bottom: 40px;
}

.album-page-title {
    font-size: 32px;
    font-weight: 300;
    color: #6f9fc7;
    color: var(--blue);
    margin-bottom: 8px;
}

.album-page-desc {
    font-size: 15px;
    color: #888;
}

/* ========== 相册卡片网格 ========== */
.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
}

.album-card {
    background: #fff;
    background: var(--light-background);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,.06);
    transition: transform .3s ease, box-shadow .3s ease;
    border: 1px solid #eee;
    border-color: var(--light-border);
}

.album-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,.1);
}

.album-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.album-card-cover {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: #f0f0f0;
}

.album-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.album-card:hover .album-card-img {
    transform: scale(1.05);
}

.album-card-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .3s ease;
}

.album-card:hover .album-card-overlay {
    opacity: 1;
}

.album-card-view {
    color: #fff;
    font-size: 16px;
    padding: 10px 24px;
    border: 2px solid rgba(255,255,255,.7);
    border-radius: 4px;
    transition: all .2s ease;
}

.album-card-view:hover {
    background: rgba(255,255,255,.2);
    border-color: #fff;
}

.album-card-body {
    padding: 18px 20px;
}

.album-card-title {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 6px;
    color: #333;
}

.album-card-desc {
    font-size: 13px;
    color: #888;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.album-card-stats {
    display: flex;
    gap: 20px;
    font-size: 12px;
    color: #999;
}

.album-card-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ========== 空状态 ========== */
.album-empty {
    text-align: center;
    padding: 80px 20px;
    color: #999;
}

.album-empty i {
    font-size: 64px;
    display: block;
    margin-bottom: 16px;
    color: #ddd;
}

.album-empty p {
    font-size: 16px;
}

/* ========== 分页 ========== */
.album-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.album-page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 4px;
    background: #fff;
    background: var(--light-background);
    color: #555;
    text-decoration: none;
    font-size: 14px;
    border: 1px solid #ddd;
    border-color: var(--border);
    transition: all .2s ease;
}

.album-page-link:hover {
    border-color: #6f9fc7;
    border-color: var(--blue);
    color: #6f9fc7;
    color: var(--blue);
}

.album-page-link.active {
    background: #6f9fc7;
    background: var(--blue);
    color: #fff;
    border-color: var(--blue);
}

/* ========== 相册详情页 ========== */
.album-detail-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px 40px;
}

.album-detail-topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.album-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #6f9fc7;
    color: var(--blue);
    text-decoration: none;
    font-size: 14px;
    transition: color .2s;
    flex-shrink: 0;
}

.album-back-link:hover {
    color: #9fcff7;
    color: var(--light-blue);
}

.album-detail-title {
    font-size: 18px;
    font-weight: 400;
    color: #888;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.album-detail-desc {
    font-size: 15px;
    color: #888;
    line-height: 1.6;
    margin-bottom: 8px;
}

/* 排序栏 */
.album-sort-bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
}

.album-sort-btn {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    color: #888;
    text-decoration: none;
    background: #fff;
    background: var(--light-background);
    border: 1px solid #eee;
    border-color: var(--light-border);
    transition: all .2s ease;
}

.album-sort-btn:hover,
.album-sort-btn.active {
    color: #fff;
    background: #6f9fc7;
    background: var(--blue);
    border-color: var(--blue);
}

/* ========== 照片网格 ========== */
.album-photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.album-photo-item {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
    background: var(--light-background);
    box-shadow: 0 1px 6px rgba(0,0,0,.05);
    transition: transform .3s ease, box-shadow .3s ease;
}

.album-photo-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,.1);
}

.album-photo-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.album-photo-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 75%; /* 4:3 比例 */
    overflow: hidden;
    background: #f0f0f0;
}

.album-photo-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease, opacity .3s ease;
}

.album-photo-item:hover .album-photo-img {
    transform: scale(1.08);
}

.album-photo-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,.35);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .3s ease;
}

.album-photo-item:hover .album-photo-overlay {
    opacity: 1;
}

.album-photo-zoom {
    color: #fff;
    font-size: 24px;
    margin-bottom: 8px;
}

.album-photo-title-overlay {
    color: #fff;
    font-size: 13px;
    text-align: center;
    padding: 0 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
}

.album-photo-exif {
    padding: 8px 10px;
    font-size: 11px;
    color: #999;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========== 夜间模式适配 ========== */
.dark-theme .album-card {
    background: #2a2a2a;
    border-color: #444;
}

.dark-theme .album-card-title {
    color: #ddd;
}

.dark-theme .album-card-desc {
    color: #999;
}

.dark-theme .album-detail-title {
    color: #ddd;
}

.dark-theme .album-detail-desc {
    color: #999;
}

.dark-theme .album-sort-btn {
    background: #333;
    border-color: #444;
    color: #aaa;
}

.dark-theme .album-sort-btn:hover,
.dark-theme .album-sort-btn.active {
    background: #6e8aad;
    border-color: #6e8aad;
}

.dark-theme .album-page-link {
    background: #333;
    border-color: #444;
    color: #aaa;
}

.dark-theme .album-page-link:hover {
    border-color: #6e8aad;
    color: #6e8aad;
}

.dark-theme .album-page-link.active {
    background: #6e8aad;
    color: #fff;
}

.dark-theme .album-empty i {
    color: #444;
}

.dark-theme .album-photo-item {
    background: #2a2a2a;
}

.dark-theme .album-photo-exif {
    color: #777;
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    .album-page { padding: 64px 16px 24px; }
    .album-page-title { font-size: 26px; }
    .album-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
    .album-card-cover { height: 180px; }
    .album-card-title { font-size: 16px; }
    .album-detail-page { padding: 64px 16px 24px; }
    .album-detail-title { font-size: 16px; }
    .album-photo-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
}

@media (max-width: 480px) {
    .album-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .album-card-cover { height: 140px; }
    .album-card-body { padding: 12px 14px; }
    .album-card-title { font-size: 14px; }
    .album-card-stats { font-size: 11px; gap: 10px; }
    .album-photo-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
    .album-detail-title { font-size: 15px; }
}

/* ========== 图片加载过渡（有 data-src 才懒加载） ========== */
.album-photo-img {
    opacity: 1;
}

}

/* ========== 标签筛选栏 ========== */
.album-tag-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 0;
    padding: 0 4px 18px;
}

.album-tag-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-muted, #666);
    background: var(--card-bg, #f5f5f5);
    text-decoration: none;
    transition: all .2s ease;
    border: 1px solid transparent;
}

.album-tag-btn:hover {
    color: var(--blue, #6f9fc7);
    border-color: var(--blue, #6f9fc7);
    background: rgba(111, 159, 199, .08);
}

.album-tag-btn.active {
    color: #fff;
    background: var(--blue, #6f9fc7);
    border-color: var(--blue, #6f9fc7);
}

.album-tag-count {
    font-size: 11px;
    opacity: .7;
}

/* ========== 标签分组区块 ========== */
.album-tag-section {
    margin-bottom: 36px;
}

.album-tag-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color, #e8e8e8);
}

.album-tag-title h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--text, #333);
}

.album-tag-photo-count {
    font-size: 13px;
    color: var(--text-muted, #999);
    font-weight: 400;
    margin-left: 4px;
}

/* 夜间模式 - 标签 */
.dark-theme .album-tag-btn {
    background: rgba(255,255,255,.06);
    color: #aaa;
    border-color: rgba(255,255,255,.1);
}

.dark-theme .album-tag-btn:hover {
    color: var(--light-blue, #9fcff7);
    border-color: var(--light-blue, #9fcff7);
    background: rgba(159, 207, 247, .1);
}

.dark-theme .album-tag-btn.active {
    color: #fff;
    background: var(--blue, #6f9fc7);
    border-color: var(--blue, #6f9fc7);
}

.dark-theme .album-tag-title {
    border-bottom-color: rgba(255,255,255,.08);
}

.dark-theme .album-tag-title h3 {
    color: #ddd;
}

/* ========== Fancybox 定制 ========== */
.fancybox__caption {
    font-size: 14px;
    text-align: center;
}

/* fancybox 缩略图导航 */
.fancybox__thumbs {
    --fancybox-accent-color: #6f9fc7;
    --fancybox-accent-color: var(--blue);
}

/* ========== 视频项样式 ========== */
.album-video-play-btn {
    color: #fff;
    font-size: 48px;
    margin-bottom: 8px;
    transition: transform .2s ease;
    opacity: .9;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,.3));
}

.album-photo-item:hover .album-video-play-btn {
    transform: scale(1.15);
    opacity: 1;
}

.album-video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,.7);
    color: #fff;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.album-video-item .album-photo-wrapper {
    background: #1a1a2e;
}

.album-video-cover {
    object-fit: contain !important;
    background: #1a1a2e;
}

.album-video-item .album-photo-overlay {
    opacity: 0;
}

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

/* ========== 相册卡片视频标识 ========== */

/* 夜间模式 - 视频 */
.dark-theme .album-video-item .album-photo-wrapper,
.dark-theme .album-video-cover {
    background: #111;
}