:root {
  --bg: #fff8f0;
  --panel: #ffffff;
  --ink: #24243a;
  --muted: #686a7c;
  --brand: #ff6f4f;
  --brand-dark: #d9482f;
  --accent: #6657d9;
  --soft: #fff0e6;
  --line: #ece7df;
  --green: #26a56b;
  --shadow: 0 18px 45px rgba(75, 62, 44, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif; line-height: 1.72; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header { background: linear-gradient(135deg, #fff 0%, #fff4e9 55%, #f4f1ff 100%); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.header-inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 18px 0 12px; display: grid; gap: 14px; }
.brand-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 12px; font-weight: 900; letter-spacing: .03em; }
.logo-mark { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--brand), var(--accent)); box-shadow: var(--shadow); }
.logo-text small { display: block; font-size: 12px; color: var(--muted); font-weight: 600; }
.update-pill { padding: 8px 12px; border-radius: 999px; background: #fff; color: var(--brand-dark); border: 1px solid #ffd9c8; font-size: 13px; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.main-nav { display: flex; gap: 8px; flex-wrap: wrap; }
.main-nav a { padding: 8px 12px; border-radius: 999px; color: #44445d; font-weight: 700; }
.main-nav a:hover, .main-nav a[aria-current="page"] { background: var(--ink); color: #fff; }
.search-box { display: flex; align-items: center; gap: 8px; padding: 8px; background: #fff; border: 1px solid var(--line); border-radius: 999px; min-width: min(100%, 360px); }
.search-box input { border: 0; outline: 0; background: transparent; flex: 1; min-width: 120px; padding: 7px 8px; color: var(--ink); }
.search-box button, .btn { border: 0; border-radius: 999px; background: var(--brand); color: #fff; padding: 10px 16px; font-weight: 800; cursor: pointer; }
.search-box button:hover, .btn:hover { background: var(--brand-dark); }
.search-hint { min-height: 22px; font-size: 13px; color: var(--muted); padding-left: 8px; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.hero { padding: 36px 0 22px; }
.hero-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 24px; align-items: stretch; }
.hero-card, .panel { background: rgba(255,255,255,.92); border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); overflow: hidden; }
.hero-copy { padding: 30px; }
.kicker { color: var(--brand-dark); font-weight: 900; letter-spacing: .08em; font-size: 13px; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 12px; }
h1 { font-size: clamp(32px, 4.6vw, 58px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 20px; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 18px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 13px; }
.meta-row span { background: var(--soft); padding: 6px 10px; border-radius: 999px; }
.hero-media { position: relative; min-height: 420px; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.video-badge { position: absolute; left: 18px; bottom: 18px; background: rgba(36,36,58,.86); color: #fff; border-radius: 18px; padding: 12px 14px; font-weight: 800; }
.section { padding: 30px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.section-head p { margin: 0; color: var(--muted); max-width: 620px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 24px; padding: 18px; box-shadow: 0 10px 28px rgba(72, 64, 50, .07); }
.card img { border-radius: 18px; aspect-ratio: 16 / 9; object-fit: cover; margin-bottom: 14px; }
.card p { color: var(--muted); margin: 0 0 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag { color: var(--accent); background: #f0edff; border-radius: 999px; padding: 5px 9px; font-weight: 800; font-size: 12px; }
.video-card { position: relative; overflow: hidden; padding: 0; }
.video-stage { position: relative; background: #111; border-radius: 24px 24px 0 0; overflow: hidden; }
.video-stage video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; background: #111; }
.video-stage::after { content: "播放"; position: absolute; inset: 0; margin: auto; width: 84px; height: 84px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,111,79,.92); color: #fff; font-weight: 900; opacity: 0; transform: scale(.88); transition: .2s ease; }
.video-card:hover .video-stage::after { opacity: 1; transform: scale(1); }
.video-body { padding: 18px; }
.stats { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.stats strong { color: var(--ink); }
.news-list { display: grid; gap: 12px; }
.news-item { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 14px; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.rank { width: 34px; height: 34px; border-radius: 12px; display: grid; place-items: center; background: var(--soft); color: var(--brand-dark); font-weight: 900; }
.author-card { display: flex; gap: 14px; align-items: center; }
.avatar { width: 58px; height: 58px; border-radius: 20px; background: linear-gradient(135deg, var(--accent), var(--brand)); color: #fff; display: grid; place-items: center; font-weight: 900; flex: 0 0 auto; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 900; }
.faq p { color: var(--muted); margin-bottom: 0; }
.comments { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.comment { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 16px; }
.comment strong { display: block; margin-bottom: 6px; }
.breadcrumb { padding: 18px 0 0; color: var(--muted); font-size: 14px; }
.article { background: #fff; border: 1px solid var(--line); border-radius: 28px; padding: clamp(20px, 4vw, 42px); box-shadow: var(--shadow); margin: 24px 0 36px; }
.article h1 { font-size: clamp(28px, 4vw, 46px); }
.article p { color: #4b4d62; }
.article figure { margin: 22px 0; }
.article figcaption { color: var(--muted); font-size: 13px; margin-top: 8px; }
.article ul { color: #4b4d62; }
.cta { background: linear-gradient(135deg, var(--ink), #4d437e); color: #fff; border-radius: 28px; padding: 28px; display: grid; gap: 8px; }
.cta p { color: rgba(255,255,255,.78); margin: 0; }
.site-footer { margin-top: 28px; background: #1f2035; color: #f6f1eb; }
.footer-inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0; display: grid; grid-template-columns: 1fr auto; gap: 18px; }
.footer-inner p { color: rgba(255,255,255,.7); margin: 8px 0 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; align-content: start; justify-content: end; }
.footer-links a { color: #fff; background: rgba(255,255,255,.12); border-radius: 999px; padding: 7px 10px; }
.domain-text { font-weight: 900; color: var(--brand-dark); }
@media (max-width: 920px) {
  .hero-grid, .grid, .grid.two, .comments { grid-template-columns: 1fr; }
  .hero-media { min-height: 280px; }
  .news-item { grid-template-columns: auto 1fr; }
  .news-item .stats { grid-column: 2; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { justify-content: start; }
}
@media (max-width: 560px) {
  .brand-row { align-items: flex-start; flex-direction: column; }
  .section-head { display: block; }
  .card, .article { border-radius: 20px; }
  .hero-copy { padding: 22px; }
}