:root {
  --bg: #fffaf7;
  --surface: #ffffff;
  --surface-soft: #fff1ea;
  --text: #1f2430;
  --muted: #6c7380;
  --line: #f0ddd5;
  --brand: #f05f4f;
  --brand-dark: #ba3c35;
  --accent: #293a66;
  --green: #2e7d62;
  --shadow: 0 18px 50px rgba(31, 36, 48, .09);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, #fffaf7 0%, #ffffff 38%, #fff6f1 100%);
  color: var(--text);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1160px, calc(100% - 36px)); margin: 0 auto; }
.skip-link { position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden; }
.skip-link:focus { left: 18px; top: 18px; width:auto; height:auto; padding:10px 14px; background:#fff; border:1px solid var(--line); border-radius:10px; z-index:20; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,250,247,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(240,221,213,.7);
}
.header-inner { display:flex; align-items:center; justify-content:space-between; gap:22px; padding: 16px 0; }
.logo { display:flex; align-items:center; gap:12px; font-weight:900; color: var(--accent); letter-spacing:.04em; }
.logo-mark { width:42px; height:42px; border-radius:14px; display:grid; place-items:center; background: linear-gradient(135deg, var(--brand), #ffb46a); color:white; box-shadow: 0 10px 25px rgba(240,95,79,.3); }
.logo small { display:block; font-weight:600; color: var(--muted); letter-spacing:0; margin-top:-4px; }
.nav { display:flex; flex-wrap:wrap; gap:10px; justify-content:flex-end; }
.nav a { padding:8px 12px; border-radius:999px; color:var(--muted); font-weight:700; font-size:14px; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--surface-soft); color: var(--brand-dark); }
.search-band { border-top:1px solid rgba(240,221,213,.65); background: rgba(255,255,255,.62); }
.search-wrap { display:flex; align-items:center; gap:12px; padding: 12px 0; }
.search-wrap label { font-weight:800; color:var(--accent); white-space:nowrap; }
.search-wrap input { flex:1; min-width:160px; border:1px solid var(--line); border-radius:999px; padding:12px 16px; font-size:15px; background:white; outline:none; }
.search-wrap input:focus { border-color: var(--brand); box-shadow:0 0 0 4px rgba(240,95,79,.12); }
.button, button.button { border:0; background: var(--brand); color:white; padding:12px 18px; border-radius:999px; font-weight:800; cursor:pointer; box-shadow: 0 10px 25px rgba(240,95,79,.24); }
.button.secondary { background: var(--accent); }
.button.ghost { background:white; color:var(--brand-dark); border:1px solid var(--line); box-shadow:none; }
.search-note { margin:0; color:var(--muted); font-size:14px; }
.hero { padding:72px 0 42px; }
.hero-grid { display:grid; grid-template-columns: minmax(0,1.05fr) minmax(320px,.95fr); gap:34px; align-items:center; }
.eyebrow { display:inline-flex; align-items:center; gap:8px; padding:7px 12px; border-radius:999px; background:var(--surface-soft); color:var(--brand-dark); font-weight:800; font-size:14px; }
h1, h2, h3, h4 { line-height:1.22; margin:0 0 14px; color: var(--accent); }
h1 { font-size: clamp(36px, 6vw, 66px); letter-spacing:-.05em; }
h2 { font-size: clamp(27px, 4vw, 42px); letter-spacing:-.03em; }
h3 { font-size: 22px; }
p { margin:0 0 14px; }
.lead { font-size: clamp(17px, 2vw, 21px); color:var(--muted); max-width: 720px; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; margin-top:24px; }
.trust-row { display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px; margin-top:28px; }
.trust-card { background:white; border:1px solid var(--line); border-radius: var(--radius-md); padding:14px; box-shadow: 0 8px 20px rgba(31,36,48,.05); }
.trust-card strong { display:block; font-size:22px; color:var(--brand-dark); }
.media-frame { position:relative; border-radius: var(--radius-xl); overflow:hidden; background:white; box-shadow: var(--shadow); border:1px solid var(--line); }
.media-frame img { width:100%; aspect-ratio: 4/3; object-fit:cover; }
.video-badge { position:absolute; left:18px; top:18px; background:rgba(255,255,255,.92); border:1px solid var(--line); border-radius:999px; padding:8px 12px; font-weight:900; color:var(--brand-dark); }
.play-orb { position:absolute; inset:auto 18px 18px auto; width:72px; height:72px; border-radius:50%; background:rgba(240,95,79,.95); color:white; display:grid; place-items:center; font-size:28px; box-shadow: 0 12px 30px rgba(240,95,79,.35); transform: scale(.92); transition:.25s ease; }
.media-frame:hover .play-orb, .video-card:hover .play-button { transform: scale(1); opacity: 1; }
.image-description { font-size:13px; color:var(--muted); padding: 10px 16px 16px; margin:0; }
.section { padding: 58px 0; }
.section-head { display:flex; justify-content:space-between; gap:18px; align-items:end; margin-bottom:22px; }
.section-head p { color:var(--muted); max-width:640px; }
.grid { display:grid; gap:18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card { background: var(--surface); border:1px solid var(--line); border-radius: var(--radius-lg); padding:24px; box-shadow: 0 12px 32px rgba(31,36,48,.06); }
.card.soft { background: linear-gradient(135deg, #ffffff, #fff5ef); }
.card .tag, .tag { display:inline-flex; align-items:center; gap:6px; border-radius:999px; background:#eef5ff; color:#254d86; padding:5px 10px; font-weight:800; font-size:13px; margin-bottom:12px; }
.video-card { position:relative; overflow:hidden; padding:0; }
.video-card figure { margin:0; position:relative; }
.video-card img { aspect-ratio: 16/10; width:100%; object-fit:cover; }
.video-info { padding:20px; }
.play-button { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%) scale(.82); opacity:0; width:68px; height:68px; border-radius:50%; display:grid; place-items:center; background:rgba(240,95,79,.95); color:white; font-size:26px; transition:.25s ease; box-shadow:0 16px 40px rgba(0,0,0,.18); }
.video-stats { display:flex; flex-wrap:wrap; gap:8px; margin:14px 0 0; color:var(--muted); font-size:14px; }
.video-stats span { padding:5px 9px; border-radius:999px; background:#faf2ed; }
.timeline { display:grid; gap:14px; }
.timeline-item { display:grid; grid-template-columns:100px 1fr; gap:18px; padding:18px; background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); }
.timeline-item time { font-weight:900; color:var(--brand-dark); }
.review-card { display:flex; flex-direction:column; gap:10px; }
.stars { color:#dc8b22; letter-spacing:2px; }
.faq-list { display:grid; gap:12px; }
details { background:white; border:1px solid var(--line); border-radius:var(--radius-md); padding:18px 20px; }
summary { cursor:pointer; font-weight:900; color:var(--accent); }
details p { color:var(--muted); margin-top:10px; }
.breadcrumb { color:var(--muted); font-size:14px; margin:24px 0 -12px; }
.breadcrumb a { color:var(--brand-dark); font-weight:800; }
.content-page { padding: 48px 0 70px; }
.content-page .lead { max-width:880px; }
.check-list { padding-left:0; list-style:none; display:grid; gap:10px; }
.check-list li { padding:12px 14px; background:white; border:1px solid var(--line); border-radius:14px; }
.check-list li::before { content:"✓"; margin-right:8px; color:var(--green); font-weight:900; }
.contact-panel { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.notice { background:#f4f7ff; border:1px solid #dfe8ff; color:#33436b; border-radius:var(--radius-md); padding:14px 16px; }
.site-footer { margin-top:30px; background:#171f35; color:#eef3ff; padding:44px 0 28px; }
.footer-grid { display:grid; grid-template-columns:1.2fr .8fr .8fr; gap:28px; align-items:start; }
.site-footer .logo { color:white; }
.site-footer small, .site-footer p, .site-footer a { color:#c7d1e8; }
.footer-links { display:grid; gap:8px; }
.footer-bottom { margin-top:28px; padding-top:18px; border-top:1px solid rgba(255,255,255,.12); display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between; color:#c7d1e8; }
.kicker { font-weight:900; color:var(--brand-dark); }
.title-list { display:grid; gap:12px; }
.title-list li { background:white; border:1px solid var(--line); border-radius:16px; padding:16px; }
@media (max-width: 920px) {
  .header-inner, .section-head { align-items:flex-start; flex-direction:column; }
  .hero-grid, .grid-2, .grid-3, .grid-4, .contact-panel, .footer-grid { grid-template-columns:1fr; }
  .trust-row { grid-template-columns:1fr; }
  .search-wrap { flex-wrap:wrap; }
  .search-wrap label { width:100%; }
}
@media (max-width: 560px) {
  .container { width:min(100% - 24px, 1160px); }
  .hero { padding-top:42px; }
  .nav { justify-content:flex-start; }
  .timeline-item { grid-template-columns:1fr; }
  .button, button.button { width:100%; text-align:center; }
}