:root {
  --primary: #6e56cf;
  --primary-dark: #4b36a6;
  --primary-soft: rgba(110, 86, 207, 0.16);
  --accent: #2bd4c6;
  --bg: #0b1020;
  --surface: #121a31;
  --surface-strong: #192340;
  --text: #f5f7ff;
  --muted: #aeb9d4;
  --border: rgba(255,255,255,0.11);
  --shadow: rgba(0,0,0,0.28);
}
* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% 0%, rgba(110,86,207,0.22), transparent 34%), radial-gradient(circle at 90% 12%, rgba(43,212,198,0.12), transparent 32%), var(--bg);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, .site-header { position: sticky; top: 0; z-index: 50; width: 100%; background: rgba(11,16,32,0.9); 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 16px; position: relative; }
.desktop-header { display: none; }
.logo img { width: 96px; height: auto; object-fit: contain; }
.mobile-logo { position: absolute; left: 50%; transform: translateX(-50%); display: flex; align-items: center; }
.menu-button { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 14px; background: rgba(255,255,255,0.06); display: flex; flex-direction: column; justify-content: center; gap: 5px; padding: 0 10px; cursor: pointer; }
.menu-button span { display: block; width: 100%; height: 2px; border-radius: 999px; background: var(--text); }
nav a { color: var(--muted); font-weight: 700; }
nav a:hover, nav a.active { color: var(--primary); }
.search-icon { width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 14px; color: var(--muted); }
.search-icon svg { fill: none; stroke: currentColor; stroke-width: 2.3; stroke-linecap: round; }
.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: white; font-weight: 800; box-shadow: 0 12px 28px var(--shadow); }
.top-action-button:hover, .main-button:hover, .inline-actions a:hover, .text-link:hover { filter: brightness(0.85); }
.mobile-drawer { position: fixed; left: 0; top: 64px; width: min(82vw, 330px); height: calc(100vh - 64px); background: #0d1428; border-right: 1px solid var(--border); transform: translateX(-104%); transition: transform .24s ease; z-index: 60; padding: 20px; }
.mobile-drawer nav { display: grid; gap: 10px; }
.mobile-drawer a { padding: 12px 14px; border-radius: 14px; background: rgba(255,255,255,0.04); }
.drawer-mask { display: none; position: fixed; inset: 64px 0 0 0; background: rgba(0,0,0,.42); border: 0; z-index: 55; }
.menu-open .mobile-drawer { transform: translateX(0); }
.menu-open .drawer-mask { display: block; }
main { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.content-section, .movie-hero, .page-hero, .cta-section { margin: 26px 0; }
.movie-hero { display: grid; gap: 22px; min-height: 520px; align-items: center; padding: 28px; border: 1px solid var(--border); border-radius: 24px; background: linear-gradient(135deg, rgba(18,26,49,0.96), rgba(25,35,64,0.72)); overflow: hidden; position: relative; }
.banner-section:before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 20% 12%, var(--primary-soft), transparent 34%); pointer-events: none; }
.hero-copy, .hero-art { position: relative; z-index: 1; }
h1, h2, h3 { line-height: 1.22; margin: 0 0 12px; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.2rem, 7vw, 5rem); max-width: 900px; }
h2 { font-size: clamp(1.45rem, 3.5vw, 2.35rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 14px; color: var(--muted); }
.hero-copy p, .page-hero p, .cta-section p { font-size: 1.05rem; max-width: 780px; }
.hero-art img { width: 100%; border-radius: 22px; border: 1px solid var(--border); box-shadow: 0 24px 60px var(--shadow); aspect-ratio: 16/10; object-fit: cover; }
.data-badge { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px; padding: 6px 10px; border-radius: 999px; background: var(--primary-soft); color: #d9d2ff; border: 1px solid rgba(110,86,207,0.34); font-size: .82rem; font-weight: 800; }
.content-section { padding: 26px; border: 1px solid var(--border); border-radius: 24px; background: rgba(18,26,49,0.74); box-shadow: 0 18px 40px rgba(0,0,0,0.12); }
.section-heading { max-width: 760px; margin-bottom: 20px; }
.responsive-grid, .category-grid, .stats-grid { display: grid; gap: 16px; }
.info-card, .movie-card, .service-card, .faq-item { border: 1px solid var(--border); border-radius: 18px; padding: 20px; background: rgba(255,255,255,0.045); }
.info-card span:not(.data-badge) { display: block; color: var(--primary); font-size: 2rem; font-weight: 900; margin: 8px 0; }
.movie-card span { color: var(--accent); font-weight: 800; font-size: .9rem; }
.movie-card a, .service-card a, .text-link, .inline-actions a { display: inline-flex; align-items: center; margin-top: 6px; color: white; background: var(--primary); padding: 9px 13px; border-radius: 999px; font-weight: 800; }
.split-section, .device-showcase { display: grid; gap: 22px; align-items: center; }
.media-image { border-radius: 22px; border: 1px solid var(--border); box-shadow: 0 18px 42px rgba(0,0,0,0.18); aspect-ratio: 16/10; object-fit: cover; }
.trend-list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.trend-list li { padding: 13px 14px; border: 1px solid var(--border); border-radius: 14px; background: rgba(255,255,255,0.04); color: var(--muted); }
.trend-list span { color: var(--primary); font-weight: 900; margin-right: 8px; }
.inline-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.security-section, .parental-guidance-section { background: linear-gradient(135deg, rgba(110,86,207,0.18), rgba(43,212,198,0.06)); }
.alert-box { border: 1px solid rgba(43,212,198,0.35); background: rgba(43,212,198,0.08); color: #d8fffb; padding: 18px; border-radius: 18px; }
.faq-strip { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.cta-section { text-align: center; padding: 40px 22px; border-radius: 28px; border: 1px solid var(--border); background: radial-gradient(circle at 50% 0%, rgba(110,86,207,0.26), transparent 36%), var(--surface-strong); }
.cta-section p { margin-left: auto; margin-right: auto; }
.page-hero { padding: 46px 26px; border-radius: 24px; border: 1px solid var(--border); background: linear-gradient(135deg, rgba(25,35,64,.95), rgba(18,26,49,.8)); }
.article-flow article, .article-body { border-bottom: 1px solid var(--border); padding-bottom: 20px; margin-bottom: 20px; }
.page-layout { display: grid; gap: 20px; }
.compact-panel { padding: 0; border: 0; background: transparent; box-shadow: none; }
.timeline-list { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.timeline-list li { position: relative; padding: 18px 18px 18px 58px; border: 1px solid var(--border); border-radius: 18px; background: rgba(255,255,255,.045); }
.timeline-list li:before { counter-increment: step; content: counter(step); position: absolute; left: 16px; top: 18px; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--primary); color: white; font-weight: 900; }
.checklist-panel { display: grid; gap: 14px; }
.faq-list { display: grid; gap: 14px; }
.site-footer { margin-top: 50px; border-top: 1px solid var(--border); background: #070b16; }
.footer-grid { width: min(1180px, calc(100% - 32px)); margin: 0 auto; display: grid; gap: 22px; box-shadow: none; background: transparent; border: 0; }
.footer-logo img { width: 90px; margin-bottom: 14px; }
.footer-grid h2 { font-size: 1.05rem; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--primary); }
.copyright { color: #7f8aaa; font-size: .9rem; }
@media (min-width: 640px) {
  .responsive-grid, .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checklist-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 900px) {
  .mobile-header, .mobile-drawer, .drawer-mask { display: none; }
  .desktop-header { height: 78px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 26px; width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
  .desktop-logo img { width: 118px; }
  .desktop-nav { display: flex; align-items: center; justify-content: center; gap: 6px; }
  .desktop-nav a { padding: 11px 12px; border-radius: 999px; font-size: .95rem; }
  .desktop-nav a:hover, .desktop-nav a.active { background: var(--primary-soft); color: white; }
  .desktop-tools { display: flex; align-items: center; gap: 12px; }
  main { width: min(1180px, calc(100% - 40px)); }
  .movie-hero { grid-template-columns: 1.02fr .98fr; padding: 44px; }
  .split-section, .device-showcase { grid-template-columns: 1fr 1fr; }
  .reverse img { order: -1; }
  .category-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-layout { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr .8fr; padding: 34px 0; }
}
@media (min-width: 1120px) {
  .desktop-nav a { padding-left: 14px; padding-right: 14px; }
}