/* ============================================
   新音院 - 深色底·毛玻璃花朵卡片风格
   ============================================ */

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

:root {
    --bg-dark: #0f1420;
    --bg-card: rgba(255, 255, 255, 0.04);
    --text-white: #ffffff;
    --text-gray: #9aa0a9;
    --text-dim: #6c727a;
    --accent: #26e893;
    --border: rgba(255, 255, 255, 0.06);
    --card-radius: 18px;
    --gap: 24px;
}

html { font-size: 16px; }

body {
    font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", -apple-system, sans-serif;
    background: var(--bg-dark);
    color: var(--text-white);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== 顶部栏 ===== */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 36px 40px 0;
    gap: 20px;
}

.top-bar-left {
    flex: 1;
}

.page-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.page-desc {
    font-size: 0.82rem;
    color: var(--text-gray);
    line-height: 1.8;
    letter-spacing: 1px;
    max-width: 580px;
}

.desc-lines {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    max-width: 580px;
}

.desc-lines .line {
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 1px;
}

/* 管理员登录入口 */
.admin-entry {
    flex-shrink: 0;
    padding: 8px 22px;
    font-size: 0.8rem;
    color: var(--text-white);
    text-decoration: none;
    background: rgba(42, 46, 56, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    transition: all 0.25s ease;
    letter-spacing: 1px;
    white-space: nowrap;
}

.admin-entry:hover {
    background: rgba(58, 62, 72, 0.9);
    border-color: rgba(255, 255, 255, 0.15);
}

/* ===== 主体 ===== */
.page-wrap {
    padding: 40px 40px 60px;
}

/* 数据库错误 */
.db-error {
    background: rgba(239, 83, 80, 0.1);
    color: #ef5350;
    padding: 14px 20px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 24px;
    font-size: 0.85rem;
    border: 1px solid rgba(239, 83, 80, 0.15);
}

/* ===== 卡片网格 ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--gap);
}

.card-item {
    position: relative;
    border-radius: var(--card-radius);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    backdrop-filter: blur(8px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.card-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 默认花朵卡片图 */
.card-default-wrapper {
    flex: 1;
    display: flex;
    align-items: stretch;
    justify-content: center;
    overflow: hidden;
}

.card-default-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 管理员上传的图片 */
.card-upload-wrapper {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.card-upload-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 卡片名称标签 */
.card-name {
    position: absolute;
    bottom: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 0.72rem;
    color: var(--text-white);
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(6px);
    border-radius: 8px;
    letter-spacing: 1px;
    z-index: 5;
    white-space: nowrap;
}

/* ===== 底部 ===== */
.site-footer {
    text-align: center;
    padding: 16px 0;
    border-top: 1px solid var(--border);
}

.site-footer p {
    color: var(--text-dim);
    font-size: 0.72rem;
    letter-spacing: 2px;
}

/* ============================================
   响应式 - 平板
   ============================================ */
@media (max-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 16px;
    }

    .top-bar {
        padding: 28px 24px 0;
    }

    .page-wrap {
        padding: 30px 24px 50px;
    }

    .page-title {
        font-size: 1.2rem;
    }

    .page-desc {
        font-size: 0.78rem;
    }

    .card-item {
        min-height: 170px;
    }
}

/* ============================================
   响应式 - 手机
   ============================================ */
@media (max-width: 768px) {
    .top-bar {
        flex-direction: column;
        padding: 20px 16px 0;
        gap: 14px;
    }

    .admin-entry {
        align-self: flex-end;
        padding: 6px 16px;
        font-size: 0.75rem;
    }

    .page-title {
        font-size: 1.05rem;
        letter-spacing: 1px;
    }

    .page-desc {
        font-size: 0.72rem;
        line-height: 1.7;
    }

    .page-wrap {
        padding: 24px 16px 40px;
    }

    .card-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }

    .card-item {
        min-height: 140px;
    }

    .card-name {
        font-size: 0.62rem;
        padding: 3px 8px;
        bottom: 8px;
        left: 8px;
    }
}

/* ============================================
   响应式 - 小手机
   ============================================ */
@media (max-width: 480px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .card-item {
        min-height: 160px;
    }

    .card-name {
        font-size: 0.6rem;
    }

    .page-title {
        font-size: 0.92rem;
    }

    .page-desc {
        font-size: 0.68rem;
    }
}

@media (max-width: 360px) {
    .card-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .card-item {
        min-height: 200px;
    }
}

/* ============================================
   图片详情页 (gallery.php)
   ============================================ */

/* 返回链接 */
.back-link {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--text-gray);
    text-decoration: none;
    margin-bottom: 8px;
    transition: color 0.25s;
    letter-spacing: 1px;
}

.back-link:hover {
    color: var(--text-white);
}

.gallery-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 2px;
}

.gallery-wrap {
    padding: 32px 40px 60px;
}

/* 空状态 */
.gallery-empty {
    text-align: center;
    padding: 80px 20px;
}

.gallery-empty p {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 10px;
}

.gallery-empty span {
    font-size: 0.82rem;
    color: var(--text-dim);
}

/* 图片网格 */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: var(--card-radius);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
    aspect-ratio: 1 / 1;
}

.gallery-item:hover {
    transform: translateY(-3px);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: pointer;
}

/* ===== gallery 响应式 ===== */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .gallery-wrap {
        padding: 24px 24px 50px;
    }
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .gallery-wrap {
        padding: 20px 16px 40px;
    }

    .gallery-title {
        font-size: 1.05rem;
    }

    .top-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .admin-entry {
        align-self: flex-end;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}