:root {
  --primary: #2DD6C7;
  --primary-dark: #15988E;
  --primary-soft: rgba(45, 214, 199, .14);
  --accent: #C9A46A;
  --bg: #070B12;
  --surface: #111827;
  --surface-strong: #172033;
  --text: #F4F7FB;
  --muted: #A9B4C5;
  --border: rgba(255,255,255,.12);
  --shadow: rgba(0,0,0,.28);
  --radius: 18px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 10% 0%, rgba(45,214,199,.12), transparent 28%),
    radial-gradient(circle at 90% 12%, rgba(201,164,106,.12), transparent 24%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
main { min-height: 70vh; }
section { position: relative; }
.container, .content-section, .page-hero, .cta-section { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(7,11,18,.86); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.mobile-header { height: 64px; display: flex; align-items: center; justify-content: space-between; padding: 0 14px; }
.desktop-header { display: none; width: min(var(--container), calc(100% - 32px)); margin: 0 auto; height: 76px; align-items: center; gap: 24px; }
.logo { width: auto; height: 34px; object-fit: contain; }
.mobile-logo-wrap { position: absolute; left: 50%; transform: translateX(-50%); }
.menu-button { width: 42px; height: 42px; display: grid; place-items: center; gap: 4px; padding: 10px; background: rgba(255,255,255,.06); border: 1px solid var(--border); border-radius: 14px; cursor: pointer; }
.menu-button span { display: block; width: 20px; height: 2px; background: var(--text); border-radius: 8px; }
.top-action-button, .main-button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 18px; border-radius: 999px; background: var(--primary); color: #031311; font-weight: 800; box-shadow: 0 12px 30px rgba(45,214,199,.18); transition: filter .2s ease, transform .2s ease; }
.top-action-button:hover, .main-button:hover { filter: brightness(0.85); transform: translateY(-1px); }
.mobile-drawer { position: fixed; top: 64px; left: 0; bottom: 0; width: min(82vw, 330px); transform: translateX(-105%); background: #0B121D; border-right: 1px solid var(--border); z-index: 70; padding: 18px; transition: transform .24s ease; }
.mobile-drawer.open { transform: translateX(0); }
.drawer-mask { position: fixed; inset: 64px 0 0; background: rgba(0,0,0,.48); z-index: 60; }
.mobile-nav { display: grid; gap: 8px; }
.mobile-nav a, .desktop-nav a { border-radius: 14px; color: var(--muted); font-weight: 700; }
.mobile-nav a { padding: 13px 14px; background: rgba(255,255,255,.04); border: 1px solid transparent; }
.mobile-nav a.active, .mobile-nav a:hover { color: var(--text); border-color: rgba(45,214,199,.32); background: var(--primary-soft); }
.brand-block { display: flex; align-items: center; gap: 12px; min-width: 150px; font-weight: 900; letter-spacing: .08em; }
.desktop-nav { flex: 1; display: flex; justify-content: center; align-items: center; gap: 4px; }
.desktop-nav a { padding: 10px 12px; white-space: nowrap; }
.desktop-nav a.active, .desktop-nav a:hover { color: var(--primary); background: var(--primary-soft); }
.header-tools { display: flex; align-items: center; gap: 14px; }
.search-icon { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--border); border-radius: 50%; color: var(--primary); }
.search-icon svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; }

.movie-hero { min-height: 680px; display: grid; align-items: end; padding: 84px 0 64px; background-image: linear-gradient(90deg, rgba(7,11,18,.94) 0%, rgba(7,11,18,.72) 46%, rgba(7,11,18,.28) 100%), url('/banner.webp'); background-size: cover; background-position: center; border-bottom: 1px solid var(--border); }
.hero-inner { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; display: grid; gap: 28px; }
.hero-copy { max-width: 760px; }
.kicker, .data-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); border: 1px solid rgba(45,214,199,.28); font-size: 13px; font-weight: 800; }
.movie-hero h1, .page-hero h1 { font-size: clamp(34px, 6vw, 68px); line-height: 1.08; margin: 18px 0; letter-spacing: -.04em; }
.movie-hero p, .page-hero p { color: #D9E1ED; font-size: clamp(16px, 2vw, 20px); max-width: 760px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; max-width: 720px; }
.hero-stat { padding: 18px; background: rgba(17,24,39,.78); border: 1px solid var(--border); border-radius: 18px; }
.hero-stat b { display: block; font-size: 24px; color: var(--primary); }
.banner-section { overflow: hidden; border-radius: 24px; border: 1px solid var(--border); background: var(--surface); }

.content-section { padding: 66px 0; }
.section-head { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.section-head h2 { margin: 0; font-size: clamp(26px, 4vw, 42px); line-height: 1.18; }
.section-head p { margin: 0; color: var(--muted); max-width: 780px; }
.responsive-grid, .category-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.category-grid { margin-top: 22px; }
.info-card, .movie-card, .service-card, .faq-item, .data-chart-panel, .alert-box, .security-section, .parental-guidance-section { background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.025)); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 18px 42px var(--shadow); }
.info-card, .service-card, .movie-card { padding: 22px; }
.info-card h3, .service-card h3, .movie-card h3 { margin: 0 0 10px; font-size: 20px; }
.info-card p, .service-card p, .movie-card p { color: var(--muted); margin: 0; }
.movie-card img { border-radius: 16px; margin-bottom: 16px; aspect-ratio: 16/10; object-fit: cover; }
.card-link { display: inline-flex; margin-top: 16px; color: var(--primary); font-weight: 800; }
.card-link:hover { filter: brightness(0.85); }
.data-chart-panel { padding: 24px; overflow: hidden; }
.chart-bars { display: grid; gap: 12px; margin-top: 20px; }
.chart-row { display: grid; grid-template-columns: 96px 1fr 42px; gap: 12px; align-items: center; color: var(--muted); }
.chart-row .bar { height: 12px; border-radius: 999px; background: rgba(255,255,255,.08); overflow: hidden; }
.chart-row .bar i { display: block; height: 100%; width: var(--w); background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: inherit; }
.device-showcase { display: grid; gap: 24px; align-items: center; background: var(--surface-strong); border: 1px solid var(--border); border-radius: 24px; padding: 22px; }
.device-showcase img { border-radius: 20px; }
.security-section, .parental-guidance-section { padding: 24px; }
.security-section { border-color: rgba(45,214,199,.24); }
.parental-guidance-section { border-color: rgba(201,164,106,.28); }
.alert-box { padding: 20px; background: rgba(201,164,106,.1); border-color: rgba(201,164,106,.28); color: #F6E7C7; }
.trend-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.trend-list li { display: grid; grid-template-columns: 38px 1fr auto; gap: 12px; align-items: center; padding: 14px; border-radius: 16px; background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.08); }
.trend-list b { color: var(--primary); }
.timeline { display: grid; gap: 14px; }
.timeline article { padding: 20px; border-left: 3px solid var(--primary); background: rgba(255,255,255,.04); border-radius: 0 18px 18px 0; }
.check-list { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.check-list li { padding: 12px 14px; border-radius: 14px; background: rgba(45,214,199,.08); border: 1px solid rgba(45,214,199,.18); }
.page-hero { padding: 70px 0 34px; }
.page-hero h1 { max-width: 820px; }
.page-layout { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; padding: 28px 0 70px; display: grid; gap: 22px; }
.article-panel { padding: 26px; background: rgba(17,24,39,.72); border: 1px solid var(--border); border-radius: 24px; }
.article-panel p { color: #D7DFEA; }
.split-layout { display: grid; gap: 22px; }
.side-panel { display: grid; gap: 16px; }
.faq-item { padding: 22px; }
.faq-item h2, .faq-item h3 { margin-top: 0; }
.faq-item p { margin-bottom: 0; color: var(--muted); }
.cta-section { margin-bottom: 70px; padding: 42px 24px; border: 1px solid rgba(45,214,199,.22); border-radius: 26px; background: radial-gradient(circle at 20% 0%, rgba(45,214,199,.18), transparent 34%), var(--surface); text-align: center; }
.cta-section h2 { font-size: clamp(28px, 5vw, 46px); margin: 0 0 12px; }
.cta-section p { color: var(--muted); max-width: 760px; margin: 0 auto 22px; }
.site-footer { background: #05080D; border-top: 1px solid var(--border); padding: 56px 0 24px; }
.footer-grid { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; display: grid; gap: 24px; }
.site-footer h2, .site-footer h3 { margin-top: 0; }
.site-footer p { color: var(--muted); }
.site-footer a { display: inline-flex; margin: 6px 12px 6px 0; color: var(--primary); font-weight: 700; }
.fineprint { font-size: 13px; }
.footer-bottom { width: min(var(--container), calc(100% - 32px)); margin: 28px auto 0; padding-top: 18px; border-top: 1px solid var(--border); display: grid; gap: 8px; color: var(--muted); font-size: 14px; }

@media (min-width: 640px) {
  .responsive-grid, .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 860px) {
  .mobile-header, .mobile-drawer, .drawer-mask { display: none; }
  .desktop-header { display: flex; }
  .movie-hero { min-height: 720px; }
  .responsive-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .device-showcase, .split-layout { grid-template-columns: 1.1fr .9fr; }
  .footer-grid { grid-template-columns: 1.35fr 1fr 1fr 1fr; }
  .page-layout.with-sidebar { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; }
}
@media (max-width: 520px) {
  .hero-stats { grid-template-columns: 1fr; }
  .movie-hero { min-height: auto; padding: 58px 0 40px; background-image: linear-gradient(180deg, rgba(7,11,18,.84), rgba(7,11,18,.98)), url('/banner.webp'); }
  .chart-row { grid-template-columns: 72px 1fr 34px; font-size: 13px; }
  .top-action-button { padding: 0 14px; min-height: 38px; }
}