/* ================================================================
   光影在线 — 主样式表
   ================================================================ */
:root {
    --color-1: #5c8d89;
    --color-2: #74b49b;
    --color-3: #a7d7c5;
    --color-4: #d3f6d1;
    --text-dark: #2c3e3a;
    --text-light: #4a5f5b;
    --white: #ffffff;
    --bg-light: #f8fbf9;
    --bg-card: #ffffff;
    --shadow: 0 2px 12px rgba(92, 141, 137, 0.10);
    --shadow-hover: 0 6px 24px rgba(92, 141, 137, 0.18);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-height: 64px;
    --max-width: 1320px;
    --sidebar-width: 340px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    background-color: #f4f8f6;
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ===== 导航 ===== */
.top-nav {
    width: 100%; height: var(--nav-height);
    background: var(--white); border-bottom: 1px solid #e8f0ed;
    position: sticky; top: 0; z-index: 1000;
    box-shadow: 0 1px 6px rgba(92, 141, 137, 0.08);
    display: flex; align-items: center; padding: 0 20px;
}
.top-nav-inner {
    width: 100%; max-width: var(--max-width); margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.nav-left { flex-shrink: 0; }
.nav-left h1 {
    font-size: 1.45rem; font-weight: 700; color: var(--color-1);
    letter-spacing: 0.5px; white-space: nowrap; margin: 0; line-height: 1;
}
.nav-center {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    justify-content: center; flex: 1; min-width: 0;
}
.nav-center a {
    text-decoration: none; color: var(--text-light); font-size: 0.92rem;
    font-weight: 500; padding: 7px 13px; border-radius: 20px;
    transition: var(--transition); white-space: nowrap; letter-spacing: 0.3px;
}
.nav-center a:hover, .nav-center a.active {
    background: var(--color-4); color: var(--color-1);
}
.nav-right { flex-shrink: 0; display: flex; align-items: center; gap: 10px; }
.login-badge {
    display: flex; align-items: center; gap: 7px;
    background: var(--color-4); color: var(--color-1);
    padding: 8px 16px; border-radius: 22px; font-weight: 600;
    font-size: 0.9rem; cursor: pointer; transition: var(--transition);
    white-space: nowrap; border: none; letter-spacing: 0.3px;
}
.login-badge:hover { background: var(--color-3); color: #3d6b66; }
.login-avatar {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--color-2); display: flex; align-items: center;
    justify-content: center; color: #fff; font-weight: 700; font-size: 0.8rem; flex-shrink: 0;
}

.mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-shrink: 0; }
.mobile-menu-btn span {
    display: block; width: 22px; height: 2.5px; background: var(--color-1);
    border-radius: 2px; margin: 5px 0; transition: var(--transition);
}

/* ===== 主布局 ===== */
.main-layout {
    max-width: var(--max-width); margin: 0 auto;
    display: flex; gap: 24px; padding: 20px; min-height: 60vh;
}
.content-area { flex: 1; min-width: 0; }
.sidebar {
    width: var(--sidebar-width); flex-shrink: 0;
    display: flex; flex-direction: column; gap: 20px;
}

/* ===== Banner轮播 ===== */
.banner-section {
    margin-bottom: 24px; border-radius: var(--radius); overflow: hidden;
    position: relative; box-shadow: var(--shadow); background: #eaf5f1;
}
.carousel-container {
    position: relative; width: 100%; aspect-ratio: 21/9;
    min-height: 280px; max-height: 440px; overflow: hidden;
}
.carousel-track { display: flex; height: 100%; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); will-change: transform; }
.carousel-slide { flex: 0 0 100%; height: 100%; position: relative; display: flex; align-items: center; overflow: hidden; }
.carousel-slide img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.carousel-slide .slide-overlay {
    position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(135deg, rgba(44, 62, 58, 0.75) 0%, rgba(44, 62, 58, 0.35) 55%, rgba(92, 141, 137, 0.25) 100%);
}
.slide-content { position: relative; z-index: 2; padding: 32px 40px; color: #fff; max-width: 560px; }
.slide-content h2 { font-size: 2rem; font-weight: 700; margin-bottom: 10px; letter-spacing: 1px; text-shadow: 0 2px 8px rgba(0,0,0,0.3); }
.slide-content p { font-size: 0.95rem; opacity: 0.9; margin-bottom: 16px; line-height: 1.5; text-shadow: 0 1px 4px rgba(0,0,0,0.3); }
.slide-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.slide-tags span { background: rgba(255,255,255,0.2); backdrop-filter: blur(6px); padding: 5px 12px; border-radius: 14px; font-size: 0.8rem; letter-spacing: 0.4px; }
.slide-btn {
    display: inline-flex; align-items: center; gap: 7px;
    background: var(--color-4); color: var(--color-1); border: none;
    padding: 10px 22px; border-radius: 24px; cursor: pointer;
    font-weight: 700; font-size: 0.9rem; letter-spacing: 0.5px;
    transition: var(--transition); text-decoration: none;
}
.slide-btn:hover { background: #fff; color: #3d6b66; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,0,0,0.2); }
.carousel-dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 3; }
.carousel-dots button {
    width: 10px; height: 10px; border-radius: 50%; border: 2px solid #fff;
    background: transparent; cursor: pointer; transition: var(--transition); padding: 0;
}
.carousel-dots button.active { background: #fff; transform: scale(1.25); }
.carousel-arrow {
    position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
    background: rgba(255,255,255,0.85); border: none; width: 38px; height: 38px;
    border-radius: 50%; cursor: pointer; font-size: 1.1rem; color: var(--color-1);
    transition: var(--transition); display: flex; align-items: center; justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}
.carousel-arrow:hover { background: #fff; box-shadow: 0 4px 14px rgba(0,0,0,0.2); }
.carousel-arrow.prev { left: 12px; }
.carousel-arrow.next { right: 12px; }

/* ===== 通用区块 ===== */
.section-block {
    background: var(--bg-card); border-radius: var(--radius);
    padding: 24px; margin-bottom: 24px; box-shadow: var(--shadow);
}
.section-title {
    font-size: 1.25rem; font-weight: 700; color: var(--color-1);
    margin-bottom: 16px; padding-left: 14px; border-left: 4px solid var(--color-2);
    letter-spacing: 0.5px; display: flex; align-items: center; justify-content: space-between;
}
.section-title .more-link {
    font-size: 0.8rem; font-weight: 500; color: var(--color-2);
    text-decoration: none; cursor: pointer; transition: var(--transition);
}
.section-title .more-link:hover { color: var(--color-1); }

/* ===== 电影卡片网格 ===== */
.movie-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.movie-card {
    background: #fafdfb; border-radius: var(--radius-sm); overflow: hidden;
    transition: var(--transition); cursor: pointer; box-shadow: 0 1px 4px rgba(92,141,137,0.06);
    display: flex; flex-direction: column;
}
.movie-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.movie-card img {
    width: 100%; aspect-ratio: 3/4; object-fit: cover;
    display: block; background: #e8f0ed;
}
.movie-card-info {
    padding: 10px 12px 12px; flex: 1;
    display: flex; flex-direction: column; gap: 4px;
}
.movie-card-info .movie-title {
    font-weight: 700; font-size: 0.88rem; color: var(--text-dark);
    line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.movie-card-info .movie-meta {
    font-size: 0.7rem; color: #7a8f8a; line-height: 1.3;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.movie-card-info .movie-type-tag {
    display: inline-block; background: var(--color-4); color: var(--color-1);
    font-size: 0.68rem; padding: 2px 8px; border-radius: 10px;
    font-weight: 600; letter-spacing: 0.3px; align-self: flex-start; margin-top: 2px;
}

/* ===== 明星卡片 ===== */
.star-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.star-card {
    text-align: center; background: #fafdfb; border-radius: var(--radius-sm);
    padding: 16px 12px; transition: var(--transition); cursor: pointer;
    box-shadow: 0 1px 4px rgba(92,141,137,0.06);
}
.star-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.star-card img {
    width: 90px; height: 90px; object-fit: cover; border-radius: 50%;
    margin: 0 auto 10px; display: block; background: #e8f0ed; border: 3px solid var(--color-3);
}
.star-card .star-name { font-weight: 700; font-size: 0.9rem; color: var(--text-dark); }
.star-card .star-role { font-size: 0.75rem; color: #7a8f8a; margin-top: 2px; }

/* ===== 剧情介绍 ===== */
.plot-list { display: flex; flex-direction: column; gap: 12px; }
.plot-item {
    background: #fafdfb; border-radius: var(--radius-sm); padding: 14px 16px;
    border-left: 3px solid var(--color-3); transition: var(--transition); cursor: pointer;
}
.plot-item:hover { border-left-color: var(--color-1); background: #f4faf7; }
.plot-item h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-1); margin-bottom: 4px; }
.plot-item p { font-size: 0.82rem; color: var(--text-light); line-height: 1.5; }

/* ===== 电影详情卡片 ===== */
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.detail-card {
    background: #fafdfb; border-radius: var(--radius-sm); padding: 16px;
    display: flex; gap: 14px; transition: var(--transition); cursor: pointer;
    box-shadow: 0 1px 4px rgba(92,141,137,0.06);
}
.detail-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.detail-card img {
    width: 80px; height: 110px; object-fit: cover; border-radius: 6px;
    flex-shrink: 0; background: #e8f0ed;
}
.detail-card-content h4 { font-weight: 700; font-size: 0.9rem; color: var(--text-dark); margin-bottom: 4px; }
.detail-card-content .detail-meta { font-size: 0.72rem; color: #7a8f8a; line-height: 1.5; }

/* ===== 侧边栏 ===== */
.sidebar .comment-list { display: flex; flex-direction: column; gap: 8px; }
.sidebar .comment-item {
    background: #fafdfb; border-radius: var(--radius-sm); padding: 12px 14px;
    border: 1px solid #e8f0ed; transition: var(--transition); font-size: 0.78rem;
}
.sidebar .comment-item:hover { border-color: var(--color-3); }
.sidebar .comment-header {
    display: flex; align-items: center; gap: 6px; margin-bottom: 4px;
}
.sidebar .comment-user {
    font-weight: 600; font-size: 0.72rem; color: var(--text-dark);
}
.sidebar .comment-time { font-size: 0.65rem; color: #9aada8; margin-left: auto; }
.sidebar .comment-text {
    font-size: 0.75rem; color: var(--text-light); line-height: 1.5;
    display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
}
.sidebar-card { background: var(--bg-card); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.sidebar-card h3 {
    font-size: 1.05rem; font-weight: 700; color: var(--color-1);
    margin-bottom: 12px; padding-left: 12px; border-left: 4px solid var(--color-2); letter-spacing: 0.4px;
}
.rank-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.rank-list li {
    display: flex; align-items: center; gap: 10px; padding: 8px 10px;
    border-radius: 6px; transition: var(--transition); cursor: pointer; background: #fafdfb;
}
.rank-list li:hover { background: #f0f8f4; }
.rank-num {
    width: 26px; height: 26px; border-radius: 6px; background: var(--color-4);
    color: var(--color-1); font-weight: 700; font-size: 0.8rem;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.rank-list li:nth-child(1) .rank-num,
.rank-list li:nth-child(2) .rank-num,
.rank-list li:nth-child(3) .rank-num { background: var(--color-2); color: #fff; }
.rank-info { flex: 1; min-width: 0; }
.rank-info .rank-title {
    font-weight: 600; font-size: 0.82rem; color: var(--text-dark);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rank-info .rank-sub { font-size: 0.7rem; color: #7a8f8a; }
.stat-row {
    display: flex; justify-content: space-between; padding: 10px 0;
    border-bottom: 1px solid #eef5f2; font-size: 0.85rem;
}
.stat-row:last-child { border-bottom: none; }
.stat-label { color: #7a8f8a; font-weight: 500; }
.stat-value { font-weight: 700; color: var(--color-1); }
.update-time { font-size: 0.7rem; color: #9aada8; text-align: right; margin-top: 6px; }
.star-recommend-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.star-recommend-list li {
    display: flex; align-items: center; gap: 10px; padding: 8px 10px;
    border-radius: 6px; cursor: pointer; transition: var(--transition); background: #fafdfb;
}
.star-recommend-list li:hover { background: #f0f8f4; }
.star-recommend-list img {
    width: 40px; height: 40px; border-radius: 50%; object-fit: cover;
    flex-shrink: 0; background: #e8f0ed; border: 2px solid var(--color-3);
}

/* ===== APP下载 ===== */
.app-download-section {
    background: linear-gradient(135deg, #f4faf7 0%, #e8f5ef 100%);
    border-radius: var(--radius); padding: 28px 24px; margin-bottom: 24px; text-align: center;
}
.app-download-section h3 { font-size: 1.2rem; font-weight: 700; color: var(--color-1); margin-bottom: 8px; letter-spacing: 0.4px; }
.app-download-section .app-subtitle { font-size: 0.85rem; color: var(--text-light); margin-bottom: 18px; }
.app-buttons { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.app-btn {
    display: inline-flex; align-items: center; gap: 8px; background: #fff;
    border: 2px solid var(--color-3); border-radius: 28px; padding: 10px 18px;
    cursor: pointer; font-weight: 600; font-size: 0.85rem; color: var(--color-1);
    transition: var(--transition); text-decoration: none; letter-spacing: 0.3px; white-space: nowrap;
}
.app-btn:hover { background: var(--color-1); color: #fff; border-color: var(--color-1); transform: translateY(-2px); box-shadow: 0 4px 14px rgba(92,141,137,0.3); }

/* ===== 底部 ===== */
.bottom-nav {
    width: 100%; background: #2c3e3a; color: #c5d6d2; padding: 32px 20px 20px; margin-top: 20px;
}
.bottom-nav-inner {
    max-width: var(--max-width); margin: 0 auto;
    display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: flex-start;
}
.bottom-nav-col { flex: 1; min-width: 140px; }
.bottom-nav-col h4 { color: #fff; font-size: 0.9rem; margin-bottom: 10px; font-weight: 600; }
.bottom-nav-col a {
    display: block; color: #a5bab4; text-decoration: none; font-size: 0.78rem;
    padding: 3px 0; transition: var(--transition);
}
.bottom-nav-col a:hover { color: var(--color-4); }
.bottom-copyright {
    width: 100%; text-align: center; font-size: 0.72rem; color: #7a9089;
    margin-top: 16px; padding-top: 14px; border-top: 1px solid #3d5450;
}

/* ===== 平台介绍 ===== */
.platform-intro { font-size: 0.9rem; color: var(--text-light); line-height: 1.7; }
.platform-intro strong { color: var(--color-1); }

/* ===== 页面横幅 (非首页) ===== */
.page-banner {
    text-align: center; padding: 40px 20px 32px;
    background: linear-gradient(135deg, #f4faf7 0%, #e8f5ef 100%);
    border-radius: var(--radius); margin-bottom: 24px;
}
.page-banner h1 { font-size: 1.8rem; font-weight: 700; color: var(--color-1); margin-bottom: 8px; }
.page-banner p { font-size: 0.9rem; color: var(--text-light); }

/* ===== 关于我们 ===== */
.about-story { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; margin-bottom: 32px; }
.about-story h2 { font-size: 1.5rem; font-weight: 700; color: var(--color-1); margin-bottom: 16px; }
.about-story p { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; margin-bottom: 12px; }
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 32px 0; }
.value-card {
    background: var(--white); border-radius: var(--radius); padding: 24px;
    text-align: center; box-shadow: var(--shadow); transition: var(--transition);
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.value-card .value-icon { font-size: 36px; margin-bottom: 12px; }
.value-card h3 { font-size: 1rem; font-weight: 700; color: var(--color-1); margin-bottom: 8px; }
.value-card p { font-size: 0.8rem; color: var(--text-light); line-height: 1.6; }
.timeline { margin: 32px 0; }
.timeline h2 { font-size: 1.5rem; font-weight: 700; color: var(--color-1); text-align: center; margin-bottom: 24px; }
.timeline-list { position: relative; padding-left: 32px; }
.timeline-list::before { content: ''; position: absolute; left: 12px; top: 0; bottom: 0; width: 2px; background: var(--color-3); }
.timeline-item { position: relative; padding: 0 0 28px 28px; }
.timeline-item::before {
    content: ''; position: absolute; left: -25px; top: 4px;
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--color-2); border: 2px solid #fff; box-shadow: 0 0 8px rgba(116,180,155,0.3);
}
.timeline-item .year { font-size: 0.8rem; font-weight: 600; color: var(--color-2); margin-bottom: 4px; }
.timeline-item h4 { font-size: 1rem; font-weight: 700; color: var(--text-dark); }
.timeline-item p { font-size: 0.82rem; color: var(--text-light); }

/* ===== 详情页 ===== */
.back-link { display: inline-block; margin: 16px 0; color: var(--color-1); text-decoration: none; font-weight: 600; font-size: 0.9rem; }
.detail-hero {
    display: flex; gap: 24px; background: var(--white); border-radius: var(--radius);
    padding: 24px; margin-bottom: 24px; box-shadow: var(--shadow);
}
.detail-hero img { width: 240px; border-radius: var(--radius-sm); object-fit: cover; }
.detail-hero-info { flex: 1; }
.detail-hero-info h2 { font-size: 1.5rem; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.detail-hero-info .detail-rating { display: inline-block; background: var(--color-2); color: #fff; padding: 4px 16px; border-radius: 20px; font-weight: 700; margin-bottom: 12px; }
.detail-hero-info .detail-meta-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.detail-hero-info .detail-meta-list li { font-size: 0.85rem; color: var(--text-light); padding: 6px 0; border-bottom: 1px dashed #e8f0ed; }
.detail-hero-info .detail-meta-list li strong { color: var(--color-1); }
.detail-desc { background: var(--white); border-radius: var(--radius); padding: 24px; margin-bottom: 24px; box-shadow: var(--shadow); }
.detail-desc h3 { font-size: 1.1rem; font-weight: 700; color: var(--color-1); margin-bottom: 12px; padding-left: 12px; border-left: 4px solid var(--color-2); }
.detail-desc p { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; }

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
    .movie-grid { grid-template-columns: repeat(4, 1fr); }
    .sidebar { width: 280px; }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 992px) {
    .main-layout { flex-direction: column; }
    .sidebar { width: 100%; order: 10; }
    .movie-grid { grid-template-columns: repeat(3, 1fr); }
    .star-grid { grid-template-columns: repeat(3, 1fr); }
    .detail-grid { grid-template-columns: 1fr 1fr; }
    .about-story { grid-template-columns: 1fr; }
    .nav-center { gap: 2px; }
    .nav-center a { padding: 6px 9px; font-size: 0.78rem; }
    .slide-content { padding: 20px 24px; }
    .slide-content h2 { font-size: 1.4rem; }
}
@media (max-width: 768px) {
    .nav-center { display: none; position: absolute; top: var(--nav-height); left: 0; width: 100%; background: #fff; flex-direction: column; padding: 12px 20px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); gap: 4px; z-index: 999; }
    .nav-center.open { display: flex; }
    .nav-center a { padding: 10px 14px; width: 100%; text-align: center; font-size: 0.9rem; border-radius: 8px; }
    .mobile-menu-btn { display: block; }
    .movie-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .star-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .detail-grid { grid-template-columns: 1fr; }
    .carousel-container { aspect-ratio: 16/10; min-height: 200px; max-height: 280px; }
    .slide-content h2 { font-size: 1.2rem; }
    .slide-content p { font-size: 0.8rem; }
    .slide-content { padding: 14px 18px; }
    .carousel-arrow { width: 30px; height: 30px; font-size: 0.9rem; }
    .app-buttons { gap: 8px; }
    .app-btn { padding: 8px 14px; font-size: 0.78rem; }
    .section-block { padding: 16px 12px; }
    .bottom-nav-inner { flex-direction: column; gap: 14px; }
    .nav-left h1 { font-size: 1.2rem; }
    .login-badge { padding: 6px 12px; font-size: 0.78rem; }
    .detail-hero { flex-direction: column; }
    .detail-hero img { width: 100%; max-width: 200px; }
    .values-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .movie-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
    .star-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .detail-grid { grid-template-columns: 1fr; }
    .movie-card-info { padding: 6px 8px 8px; }
    .movie-card-info .movie-title { font-size: 0.76rem; }
    .movie-card-info .movie-meta { font-size: 0.65rem; }
    .carousel-container { aspect-ratio: 16/11; min-height: 170px; max-height: 220px; }
    .slide-content h2 { font-size: 1rem; }
    .slide-content p { font-size: 0.7rem; margin-bottom: 8px; }
    .slide-btn { padding: 7px 14px; font-size: 0.75rem; }
    .section-title { font-size: 1rem; }
}