/* roulang page: index */
:root {
    --primary: #1a2634;
    --primary-light: #2d3d4d;
    --accent: #c8985b;
    --accent-light: #e0b87e;
    --accent-dark: #a97840;
    --bg: #faf8f5;
    --bg-alt: #f0ece6;
    --bg-dark: #141c26;
    --text: #2b2b2b;
    --text-light: #6b6b6b;
    --border: #e5ddd2;
    --white: #ffffff;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 4px 30px rgba(20,28,38,.06);
    --shadow-lg: 0 12px 40px rgba(20,28,38,.1);
    --transition: all .3s ease;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; font-size: 16px; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 50px; font-size: 15px; font-weight: 600; border: 1px solid transparent; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--accent); color: var(--white); box-shadow: 0 4px 18px rgba(200,152,91,.35); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 6px 22px rgba(200,152,91,.45); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.btn-light { background: var(--white); color: var(--primary); box-shadow: 0 4px 18px rgba(0,0,0,.12); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,.18); }
.btn-outline-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,.7); }
.btn-outline-light:hover { background: var(--white); color: var(--primary); transform: translateY(-2px); }

/* 徽章与标签 */
.badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; background: rgba(200,152,91,.14); color: var(--accent-dark); border: 1px solid rgba(200,152,91,.25); }
.tag { display: inline-flex; align-items: center; padding: 8px 20px; border-radius: 30px; background: var(--white); border: 1px solid var(--border); color: var(--text); font-size: 14px; font-weight: 500; transition: var(--transition); box-shadow: 0 2px 10px rgba(0,0,0,.03); }
.tag:hover { border-color: var(--accent); color: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(200,152,91,.18); }

/* 顶部信息条 */
.topbar { background: var(--bg-dark); color: rgba(255,255,255,.85); font-size: 13px; padding: 8px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; }
.topbar-info { display: flex; align-items: center; gap: 8px; }
.topbar-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; animation: pulse 2s infinite; }
.topbar-link { color: var(--accent-light); font-weight: 600; }
.topbar-link:hover { color: var(--white); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

/* 主导航 */
.site-header { background: var(--white); box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 6px 24px rgba(0,0,0,.04); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: flex; flex-direction: column; line-height: 1.3; flex-shrink: 0; }
.logo-main { font-size: 17px; font-weight: 800; color: var(--primary); letter-spacing: .5px; }
.logo-sub { font-size: 12px; font-weight: 600; color: var(--accent); letter-spacing: .3px; }
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link { padding: 8px 18px; border-radius: 30px; font-size: 15px; font-weight: 500; color: var(--text); transition: var(--transition); position: relative; }
.nav-link:hover { color: var(--primary); background: var(--bg-alt); }
.nav-link.active { color: var(--accent-dark); background: rgba(200,152,91,.1); font-weight: 600; }
.header-cta { padding: 9px 22px; font-size: 14px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--primary); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero { position: relative; min-height: 640px; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(20,28,38,.88) 0%, rgba(20,28,38,.7) 55%, rgba(20,28,38,.45) 100%); }
.hero-content { position: relative; z-index: 2; text-align: center; padding: 80px 24px; }
.hero-tag { display: inline-block; padding: 6px 18px; border-radius: 30px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); color: var(--accent-light); font-size: 14px; font-weight: 500; letter-spacing: .5px; margin-bottom: 24px; backdrop-filter: blur(8px); }
.hero h1 { font-size: clamp(30px, 5vw, 48px); font-weight: 800; color: var(--white); line-height: 1.35; letter-spacing: .5px; margin-bottom: 20px; text-shadow: 0 2px 20px rgba(0,0,0,.3); }
.hero-desc { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,.9); max-width: 760px; margin: 0 auto 36px; }
.hero-actions { display: flex; justify-content: center; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.play-btn { display: inline-flex; align-items: center; gap: 10px; background: none; border: none; color: var(--white); font-size: 15px; font-weight: 600; transition: var(--transition); }
.play-circle { width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,.15); border: 1.5px solid rgba(255,255,255,.6); display: flex; align-items: center; justify-content: center; transition: var(--transition); backdrop-filter: blur(4px); }
.play-circle svg { width: 18px; height: 18px; fill: var(--white); margin-left: 2px; }
.play-btn:hover .play-circle { background: var(--accent); border-color: var(--accent); transform: scale(1.08); }
.hero-stats { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-item strong { display: block; font-size: 32px; font-weight: 800; color: var(--white); line-height: 1.2; }
.stat-item span { font-size: 14px; color: rgba(255,255,255,.7); }

/* 区块通用标题 */
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-head.left { text-align: left; margin-left: 0; }
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--primary); line-height: 1.3; margin-bottom: 12px; }
.section-head p { font-size: 15px; color: var(--text-light); line-height: 1.7; }
.section-head .more-link { display: inline-block; margin-top: 16px; color: var(--accent-dark); font-weight: 600; font-size: 14px; }
.section-head .more-link:hover { color: var(--accent); }

/* 片库轨道 */
.track-section { background: var(--white); }
.track-scroll { display: flex; gap: 20px; overflow-x: auto; padding: 8px 4px 24px; scroll-snap-type: x mandatory; }
.track-scroll::-webkit-scrollbar { height: 6px; }
.track-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.track-card { min-width: 280px; max-width: 280px; height: 180px; border-radius: 16px; overflow: hidden; position: relative; background-size: cover; background-position: center; display: flex; align-items: flex-end; scroll-snap-align: start; transition: var(--transition); box-shadow: var(--shadow); }
.track-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.track-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(20,28,38,.85) 0%, rgba(20,28,38,.15) 60%, transparent 100%); }
.track-card-inner { position: relative; z-index: 2; padding: 20px; color: var(--white); width: 100%; }
.track-tag { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; color: var(--accent-light); margin-bottom: 6px; background: rgba(0,0,0,.2); padding: 2px 10px; border-radius: 20px; }
.track-card h3 { font-size: 18px; font-weight: 700; line-height: 1.4; margin-bottom: 4px; }
.track-card p { font-size: 13px; color: rgba(255,255,255,.75); }

/* 热播推荐 */
.hot-section { background: var(--bg); }
.hot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.hot-card { background: var(--white); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); border: 1px solid rgba(0,0,0,.04); }
.hot-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.hot-cover { height: 180px; background-size: cover; background-position: center; position: relative; }
.hot-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.1), transparent); }
.hot-body { padding: 24px; }
.hot-body .badge { margin-bottom: 12px; }
.hot-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.hot-body p { font-size: 14px; color: var(--text-light); line-height: 1.6; margin-bottom: 14px; }
.hot-body a { font-size: 14px; font-weight: 600; color: var(--accent-dark); }
.hot-body a:hover { color: var(--accent); }

/* 片单分区 */
.zone-section { background: var(--bg-alt); }
.zone-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: center; }
.zone-intro h2 { font-size: 32px; font-weight: 800; margin-bottom: 14px; color: var(--primary); }
.zone-intro p { font-size: 15px; color: var(--text-light); line-height: 1.7; margin-bottom: 24px; }
.zone-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.zone-item { background: var(--white); border-radius: 14px; padding: 22px 20px; border: 1px solid rgba(0,0,0,.04); transition: var(--transition); box-shadow: 0 2px 8px rgba(0,0,0,.03); }
.zone-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: rgba(200,152,91,.2); }
.zone-item span { font-size: 13px; color: var(--accent-dark); font-weight: 600; }
.zone-item h3 { font-size: 17px; font-weight: 700; margin: 6px 0 4px; color: var(--primary); }
.zone-item p { font-size: 13px; color: var(--text-light); line-height: 1.5; }

/* 热门专题 */
.topic-section { background: var(--white); }
.topic-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; max-width: 720px; margin: 0 auto; }
.topic-tags .tag { font-size: 15px; padding: 10px 24px; }

/* 焦点主题 */
.focus-section { background: var(--bg-dark); color: var(--white); }
.focus-section .section-head h2 { color: var(--white); }
.focus-section .section-head p { color: rgba(255,255,255,.6); }
.focus-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 20px; }
.focus-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 32px 28px; transition: var(--transition); }
.focus-card:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); }
.focus-card.large { grid-row: span 2; display: flex; flex-direction: column; justify-content: flex-end; background-size: cover; background-position: center; min-height: 340px; position: relative; }
.focus-card.large::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(20,28,38,.9) 0%, rgba(20,28,38,.2) 100%); border-radius: 16px; }
.focus-card.large > * { position: relative; z-index: 2; }
.focus-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.focus-card p { font-size: 14px; color: rgba(255,255,255,.7); line-height: 1.6; margin-bottom: 14px; }
.focus-card .focus-link { color: var(--accent-light); font-size: 14px; font-weight: 600; }
.focus-card .focus-link:hover { color: var(--white); }
.focus-card .badge { background: rgba(200,152,91,.2); border-color: rgba(200,152,91,.4); color: var(--accent-light); margin-bottom: 10px; }

/* 资讯 */
.news-section { background: var(--bg); }
.news-layout { display: grid; grid-template-columns: 1.8fr 1fr; gap: 48px; }
.news-list h2 { font-size: 28px; font-weight: 800; color: var(--primary); margin-bottom: 24px; }
.news-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--border); transition: var(--transition); }
.news-item:last-child { border-bottom: none; }
.news-item a { font-size: 15px; font-weight: 500; color: var(--text); line-height: 1.5; flex: 1; }
.news-item a:hover { color: var(--accent-dark); }
.news-date { font-size: 13px; color: var(--text-light); white-space: nowrap; }
.news-side { background: var(--white); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); align-self: start; border: 1px solid rgba(0,0,0,.04); }
.news-side h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--accent); display: inline-block; }
.news-side ul li { margin-bottom: 10px; }
.news-side ul li a { font-size: 14px; color: var(--text-light); line-height: 1.5; display: block; padding: 8px 12px; border-radius: 8px; transition: var(--transition); }
.news-side ul li a:hover { background: var(--bg-alt); color: var(--primary); }
.news-side .side-tag { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.news-side .side-tag a { font-size: 13px; padding: 5px 14px; border-radius: 20px; background: var(--bg-alt); color: var(--text); border: none; }
.news-side .side-tag a:hover { background: rgba(200,152,91,.15); color: var(--accent-dark); }

/* CTA */
.cta-section { position: relative; background-size: cover; background-position: center; padding: 96px 0; text-align: center; }
.cta-overlay { position: absolute; inset: 0; background: rgba(20,28,38,.78); }
.cta-content { position: relative; z-index: 2; }
.cta-content h2 { font-size: 34px; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.cta-content p { font-size: 16px; color: rgba(255,255,255,.8); max-width: 560px; margin: 0 auto 32px; }
.cta-content .btn { margin: 0 6px; }

/* FAQ */
.faq-section { background: var(--white); }
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: 14px; margin-bottom: 14px; overflow: hidden; background: var(--bg); transition: var(--transition); }
.faq-item:hover { border-color: rgba(200,152,91,.3); }
.faq-q { padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--primary); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-q::after { content: "+"; font-size: 24px; color: var(--accent); transition: var(--transition); flex-shrink: 0; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { padding: 0 24px; max-height: 0; overflow: hidden; transition: max-height .3s ease; color: var(--text-light); font-size: 15px; line-height: 1.7; }
.faq-item.open .faq-a { padding-bottom: 22px; max-height: 300px; }

/* 页脚 */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.7); padding: 64px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .footer-logo { font-size: 17px; font-weight: 800; color: var(--white); margin-bottom: 12px; line-height: 1.4; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.7; }
.footer-col h4 { color: var(--white); font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,.6); padding: 5px 0; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.4); }

/* 模态框 */
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 999; align-items: center; justify-content: center; }
.modal.active { display: flex; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,.75); backdrop-filter: blur(6px); }
.modal-content { position: relative; z-index: 2; width: 90%; max-width: 720px; border-radius: 20px; overflow: hidden; background: var(--white); box-shadow: var(--shadow-lg); animation: modalIn .3s ease; }
@keyframes modalIn { from { opacity: 0; transform: scale(.92); } to { opacity: 1; transform: scale(1); } }
.modal-close { position: absolute; top: 16px; right: 16px; z-index: 3; width: 36px; height: 36px; border-radius: 50%; border: none; background: rgba(0,0,0,.5); color: var(--white); font-size: 20px; line-height: 1; transition: var(--transition); }
.modal-close:hover { background: var(--accent); transform: rotate(90deg); }
.modal-media { height: 420px; background-size: cover; background-position: center; display: flex; align-items: flex-end; padding: 28px; }
.modal-media .modal-text { color: var(--white); font-size: 16px; font-weight: 600; text-shadow: 0 2px 10px rgba(0,0,0,.5); }

/* 响应式 */
@media (max-width: 1024px) {
    .hot-grid { grid-template-columns: repeat(2, 1fr); }
    .zone-layout { grid-template-columns: 1fr; gap: 32px; }
    .focus-grid { grid-template-columns: 1fr 1fr; }
    .news-layout { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 820px) {
    .section { padding: 52px 0; }
    .main-nav { display: none; position: absolute; top: 72px; left: 0; width: 100%; background: var(--white); box-shadow: 0 20px 40px rgba(0,0,0,.1); flex-direction: column; padding: 20px 24px; gap: 4px; }
    .main-nav.open { display: flex; }
    .main-nav .nav-link { width: 100%; padding: 14px 16px; border-radius: 10px; }
    .nav-toggle { display: flex; }
    .header-cta { display: none; }
    .hero { min-height: 540px; }
    .hero-stats { gap: 24px; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 600px) {
    .hero h1 { font-size: 28px; }
    .hot-grid { grid-template-columns: 1fr; }
    .zone-grid { grid-template-columns: 1fr; }
    .focus-grid { grid-template-columns: 1fr; }
    .track-card { min-width: 240px; max-width: 240px; }
    .hero-actions { flex-direction: column; width: 100%; max-width: 300px; margin-left: auto; margin-right: auto; }
    .hero-actions .btn { width: 100%; }
    .topbar-info .topbar-text { display: none; }
    .section-head h2 { font-size: 26px; }
    .logo-main { font-size: 15px; }
    .logo-sub { font-size: 10px; }
}

/* roulang page: category1 */
:root {
  --primary: #1a2634;
  --primary-light: #2d3d4d;
  --accent: #c8985b;
  --accent-light: #e0b87e;
  --accent-dark: #a97840;
  --bg: #faf8f5;
  --bg-alt: #f0ece6;
  --bg-dark: #141c26;
  --text: #2b2b2b;
  --text-light: #6b6b6b;
  --border: #e5ddd2;
  --white: #ffffff;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 4px 30px rgba(20,28,38,.06);
  --shadow-lg: 0 12px 40px rgba(20,28,38,.1);
  --transition: all .3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head h2 { font-size: 30px; line-height: 1.4; color: var(--primary); margin: 12px 0 12px; font-weight: 800; }
.section-head p { color: var(--text-light); font-size: 15px; line-height: 1.8; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 50px; font-size: 15px; font-weight: 600; border: 1px solid transparent; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--accent); color: var(--white); box-shadow: 0 4px 18px rgba(200,152,91,.35); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 6px 22px rgba(200,152,91,.45); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.btn-light { background: var(--white); color: var(--primary); box-shadow: 0 4px 18px rgba(0,0,0,.12); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,.18); }
.btn-outline-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,.7); }
.btn-outline-light:hover { background: var(--white); color: var(--primary); transform: translateY(-2px); }
.badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; background: rgba(200,152,91,.14); color: var(--accent-dark); border: 1px solid rgba(200,152,91,.25); }
.tag { display: inline-flex; align-items: center; padding: 8px 20px; border-radius: 30px; background: var(--white); border: 1px solid var(--border); color: var(--text); font-size: 14px; font-weight: 500; transition: var(--transition); box-shadow: 0 2px 10px rgba(0,0,0,.03); }
.tag:hover { border-color: var(--accent); color: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(200,152,91,.18); }

.site-header { background: var(--white); box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 6px 24px rgba(0,0,0,.04); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: flex; flex-direction: column; line-height: 1.3; flex-shrink: 0; }
.logo-main { font-size: 17px; font-weight: 800; color: var(--primary); letter-spacing: .5px; }
.logo-sub { font-size: 12px; font-weight: 600; color: var(--accent); letter-spacing: .3px; }
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link { padding: 8px 18px; border-radius: 30px; font-size: 15px; font-weight: 500; color: var(--text); transition: var(--transition); }
.nav-link:hover { color: var(--primary); background: var(--bg-alt); }
.nav-link.active { color: var(--accent-dark); background: rgba(200,152,91,.1); font-weight: 600; }
.header-cta { padding: 9px 22px; font-size: 14px; flex-shrink: 0; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--primary); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero { position: relative; padding: 96px 0; overflow: hidden; background: var(--bg-dark); }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(20,28,38,.92) 0%, rgba(20,28,38,.78) 55%, rgba(20,28,38,.45) 100%); }
.hero-split { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; min-height: 480px; }
.hero-copy { text-align: left; }
.hero-tag { display: inline-block; padding: 6px 18px; border-radius: 30px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); color: var(--accent-light); font-size: 14px; font-weight: 500; letter-spacing: .5px; margin-bottom: 24px; backdrop-filter: blur(8px); }
.hero-copy h1 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; color: var(--white); line-height: 1.35; margin-bottom: 20px; text-shadow: 0 2px 20px rgba(0,0,0,.3); }
.hero-desc { font-size: 16px; color: rgba(255,255,255,.88); max-width: 560px; margin-bottom: 32px; line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: center; }
.compare-card { background: rgba(255,255,255,.92); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow-lg); transition: var(--transition); }
.compare-basic { opacity: .72; }
.compare-basic:hover { opacity: .9; }
.compare-featured { background: var(--white); border: 2px solid var(--accent); transform: scale(1.05); box-shadow: 0 16px 48px rgba(200,152,91,.3); position: relative; }
.compare-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--accent); color: var(--white); padding: 4px 18px; border-radius: 20px; font-size: 12px; font-weight: 700; letter-spacing: .5px; white-space: nowrap; box-shadow: 0 4px 12px rgba(200,152,91,.4); }
.compare-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 14px; }
.compare-card ul { list-style: none; padding: 0; margin: 0 0 20px; }
.compare-card li { padding: 6px 0; padding-left: 24px; position: relative; font-size: 14px; color: var(--text); }
.compare-card li::before { content: "✕"; position: absolute; left: 0; color: #c0392b; font-weight: 700; }
.compare-featured li::before { content: "✓"; color: var(--accent-dark); }
.compare-card .btn { width: 100%; padding: 10px 18px; font-size: 14px; }
.compare-note { font-size: 12px; color: var(--text-light); text-align: center; margin-top: 8px; }

.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.intro-media img { width: 100%; height: 420px; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.intro-content .badge { margin-bottom: 16px; }
.intro-content h2 { font-size: 28px; margin: 14px 0 16px; line-height: 1.45; color: var(--primary); font-weight: 800; }
.intro-content p { color: var(--text-light); margin-bottom: 12px; }
.intro-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.stat-mini { text-align: center; padding: 18px 12px; background: var(--bg-alt); border-radius: var(--radius-sm); transition: var(--transition); }
.stat-mini:hover { box-shadow: var(--shadow); background: var(--white); }
.stat-mini strong { display: block; font-size: 26px; color: var(--primary); font-weight: 800; }
.stat-mini span { font-size: 13px; color: var(--text-light); }

.content-section { background: var(--bg-alt); }
.content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.content-card { display: flex; gap: 18px; align-items: flex-start; background: var(--white); padding: 28px; border-radius: var(--radius); box-shadow: var(--shadow); transition: var(--transition); border: 1px solid transparent; }
.content-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(200,152,91,.3); }
.content-icon { width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px; background: linear-gradient(135deg, var(--accent-light), var(--accent)); color: var(--white); display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700; }
.content-info h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.content-info p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 12px; }
.content-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.content-tags .tag { padding: 4px 14px; font-size: 12px; }

.scene-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.scene-media img { width: 100%; height: 480px; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.scene-list { display: grid; gap: 18px; }
.scene-item { display: flex; gap: 16px; background: var(--white); border: 1px solid var(--border); padding: 20px; border-radius: var(--radius-sm); transition: var(--transition); }
.scene-item:hover { box-shadow: var(--shadow); border-color: rgba(200,152,91,.4); transform: translateX(4px); }
.scene-num { font-size: 22px; font-weight: 800; color: var(--accent); line-height: 1.2; }
.scene-item h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.scene-item p { font-size: 14px; color: var(--text-light); line-height: 1.6; margin: 0; }

.steps-section { background: var(--bg-dark); color: var(--white); }
.steps-section .section-head h2 { color: var(--white); }
.steps-section .section-head p { color: rgba(255,255,255,.7); }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step-item { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 36px 28px; transition: var(--transition); position: relative; overflow: hidden; }
.step-item::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .4s ease; }
.step-item:hover::before { transform: scaleX(1); }
.step-item:hover { transform: translateY(-6px); background: rgba(255,255,255,.08); }
.step-num { font-size: 40px; font-weight: 800; color: var(--accent); line-height: 1; display: block; margin-bottom: 20px; }
.step-item h3 { font-size: 18px; margin-bottom: 10px; color: var(--white); font-weight: 700; }
.step-item p { font-size: 14px; color: rgba(255,255,255,.7); line-height: 1.7; margin: 0; }

.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review-card { background: var(--white); border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow); position: relative; border: 1px solid var(--border); transition: var(--transition); }
.review-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.quote-mark { font-size: 48px; color: var(--accent); line-height: 1; height: 36px; margin-bottom: 12px; font-family: Georgia, serif; }
.review-card p { font-size: 15px; color: var(--text); line-height: 1.8; margin-bottom: 20px; }
.review-author { font-size: 13px; color: var(--text-light); border-top: 1px solid var(--border); padding-top: 14px; }

.faq-section { background: var(--bg-alt); }
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.faq-head h2 { font-size: 30px; color: var(--primary); margin: 12px 0; font-weight: 800; }
.faq-head p { color: var(--text-light); }
.faq-list { display: grid; gap: 12px; }
.faq-item { background: var(--white); border-radius: var(--radius-sm); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(200,152,91,.4); }
.faq-item summary { list-style: none; cursor: pointer; padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--primary); display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--accent); font-weight: 400; transition: transform .3s ease; flex-shrink: 0; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 24px 20px; }
.faq-item .faq-answer p { margin: 0; font-size: 14px; color: var(--text-light); line-height: 1.8; }

.cta-section { position: relative; padding: 80px 0; }
.cta-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat; }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(20,28,38,.9), rgba(20,28,38,.68)); }
.cta-box { position: relative; z-index: 2; text-align: center; max-width: 660px; margin: 0 auto; padding: 40px 24px; }
.cta-box h2 { color: var(--white); font-size: 32px; margin-bottom: 16px; font-weight: 800; line-height: 1.4; }
.cta-box p { color: rgba(255,255,255,.85); margin-bottom: 32px; font-size: 16px; line-height: 1.7; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.75); padding: 64px 0 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-logo { font-size: 18px; font-weight: 800; color: var(--white); line-height: 1.5; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 320px; color: rgba(255,255,255,.6); }
.footer-col h4 { color: var(--white); font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.footer-col a { display: block; color: rgba(255,255,255,.7); font-size: 14px; padding: 5px 0; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.5); }

@media (max-width: 1024px) {
  .hero-split { grid-template-columns: 1fr; gap: 48px; }
  .hero-copy { text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .intro-grid, .scene-layout { grid-template-columns: 1fr; gap: 40px; }
  .faq-layout { grid-template-columns: 1fr; gap: 40px; }
  .review-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .main-nav { position: fixed; top: 72px; left: 0; right: 0; background: var(--white); flex-direction: column; padding: 20px; gap: 12px; box-shadow: 0 20px 40px rgba(0,0,0,.1); transform: translateY(-140%); transition: transform .3s ease; border-bottom: 3px solid var(--accent); }
  .main-nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .content-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 20px; }
  .review-grid { grid-template-columns: 1fr; }
  .hero-compare { grid-template-columns: 1fr; max-width: 420px; width: 100%; margin: 0 auto; }
  .compare-featured { transform: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .intro-stats { grid-template-columns: 1fr 1fr; }
  .intro-media img { height: auto; max-height: 320px; }
  .scene-media img { height: auto; max-height: 320px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .logo-main { font-size: 15px; }
  .logo-sub { font-size: 11px; }
  .hero { padding: 64px 0; }
  .hero-copy h1 { font-size: 26px; }
  .compare-card { padding: 24px 20px; }
  .content-card { flex-direction: column; }
  .intro-stats { grid-template-columns: 1fr; }
  .section-head h2 { font-size: 24px; }
  .cta-box h2 { font-size: 26px; }
  .faq-item summary { font-size: 15px; padding: 18px 20px; }
  .faq-item .faq-answer { padding: 0 20px 18px; }
  .step-item { padding: 28px 20px; }
}