:root {
  --bg: #fff8f0;
  --surface: #ffffff;
  --surface-soft: #effffa;
  --surface-gold: #fff1c7;
  --ink: #2a1f1a;
  --ink-strong: #24130c;
  --muted: #75645a;
  --soft: #a9978c;
  --brand: #ff6b35;
  --brand-2: #ffb703;
  --teal: #00e5b0;
  --deep: #2b1a3f;
  --rose: #b8336a;
  --gold: #ffd166;
  --border: rgba(255,107,53,.18);
  --shadow: 0 20px 46px rgba(97,45,16,.14);
  --radius: 22px;
  --radius-lg: 34px;
  --shell: min(1240px, calc(100% - 40px));
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif; line-height: 1.75; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button, input, textarea { font: inherit; }
.skip-link { position: fixed; left: 12px; top: -100px; z-index: 20000; background: #fff; color: var(--ink-strong); padding: 10px 16px; border-radius: 10px; }
.skip-link:focus { top: 12px; }
.shell { width: var(--shell); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 9999; width: 100%; background: rgba(38,20,12,.94); backdrop-filter: blur(12px); box-shadow: 0 8px 26px rgba(97,45,16,.16); }
.header-inner { width: var(--shell); min-height: 72px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff3e8; text-decoration: none; flex: 0 0 auto; }
.site-logo img { width: 44px; height: 44px; object-fit: contain; border-radius: 12px; }
.site-logo strong { font-size: 1.35rem; letter-spacing: .04em; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 6px; }
.nav-core a { color: #fff3e8; text-decoration: none; border-radius: 999px; padding: 8px 12px; font-size: .95rem; white-space: nowrap; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0,229,176,.16); }
.header-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 22px; border: 0; border-radius: 999px; background: linear-gradient(135deg, #ff6b35 0%, #ffb703 48%, #00e5b0 100%); color: #fff; font-weight: 700; text-decoration: none; box-shadow: 0 14px 32px rgba(255,107,53,.22); transition: transform .2s ease, box-shadow .2s ease; }
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 18px 36px rgba(255,107,53,.28); }
.main-btn.compact { min-height: 42px; padding: 8px 17px; font-size: .92rem; }
.menu-toggle { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; background: rgba(255,255,255,.08); display: grid; place-content: center; gap: 4px; cursor: pointer; }
.menu-toggle span { width: 18px; height: 2px; background: #fff; border-radius: 2px; }
.mobile-menu-toggle { display: none; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(26,15,10,.54); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(390px, 88vw); height: 100dvh; padding: 22px; background: #fff8f0; box-shadow: -24px 0 60px rgba(36,19,12,.24); transform: translateX(105%); transition: transform .26s ease; overflow-y: auto; }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink-strong); font-size: 1.25rem; font-weight: 800; }
.drawer-brand img { width: 44px; height: 44px; object-fit: contain; border-radius: 12px; }
.drawer-close { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 50%; background: #fff; color: var(--ink-strong); font-size: 1.7rem; cursor: pointer; }
.drawer-intro { color: var(--muted); margin: 20px 0; }
.drawer-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.drawer-nav a { text-decoration: none; color: var(--ink-strong); background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 11px 13px; }
.drawer-nav a:hover { background: var(--surface-soft); color: var(--brand); }
.drawer-note { margin-top: 20px; padding: 14px; border-radius: 16px; background: var(--surface-gold); color: #6b4c11; font-size: .9rem; }
main { min-height: 60vh; }
.hero { position: relative; isolation: isolate; overflow: hidden; padding: clamp(64px, 9vw, 120px) 0 72px; background: radial-gradient(circle at 12% 18%, rgba(255,107,53,.18), transparent 30%), radial-gradient(circle at 85% 18%, rgba(0,229,176,.19), transparent 32%), linear-gradient(135deg, #fff2eb 0%, #eefeff 52%, #f9efff 100%); }
.hero::before, .hero::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(2px); }
.hero::before { width: 320px; height: 320px; right: -80px; bottom: -120px; background: rgba(184,51,106,.1); }
.hero::after { width: 180px; height: 180px; left: 44%; top: -70px; background: rgba(255,209,102,.24); }
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: clamp(35px, 6vw, 80px); }
.eyebrow, .section-kicker { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 10px; color: var(--rose); font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.eyebrow::before, .section-kicker::before { content: ""; width: 26px; height: 3px; border-radius: 99px; background: linear-gradient(90deg, var(--brand), var(--teal)); }
h1, h2, h3, .section-title { color: var(--ink-strong); line-height: 1.2; }
h1 { margin: 0; font-size: clamp(3.2rem, 8vw, 6.8rem); letter-spacing: -.05em; }
.hero-subtitle { margin: 10px 0 18px; font-size: clamp(1.35rem, 3vw, 2.1rem); color: var(--deep); font-weight: 800; }
.hero-copy { max-width: 690px; color: var(--muted); font-size: 1.05rem; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; margin-top: 28px; }
.text-link { color: var(--brand); font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin: 25px 0 0; padding: 0; list-style: none; }
.hero-points li { padding: 8px 13px; border: 1px solid rgba(43,26,63,.12); border-radius: 999px; background: rgba(255,255,255,.72); color: var(--deep); font-weight: 700; font-size: .9rem; }
.hero-visual { position: relative; }
.hero-visual > img { width: 100%; max-height: 610px; object-fit: contain; filter: drop-shadow(0 28px 36px rgba(43,26,63,.18)); }
.floating-note { position: absolute; right: 2%; bottom: 6%; max-width: 230px; padding: 14px 16px; background: rgba(255,255,255,.9); border: 1px solid rgba(255,107,53,.2); border-radius: 18px; box-shadow: var(--shadow); backdrop-filter: blur(8px); }
.floating-note strong { color: var(--brand); display: block; }
.section { padding: clamp(64px, 8vw, 105px) 0; }
.section-tight { padding: 42px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 25px; margin-bottom: 32px; }
.section-head > div { max-width: 780px; }
.section-title { margin: 0; font-size: clamp(2rem, 4.5vw, 3.4rem); letter-spacing: -.03em; }
.section-intro { margin: 12px 0 0; color: var(--muted); max-width: 820px; }
.light-strip { margin-top: -34px; position: relative; z-index: 3; }
.highlight-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.highlight-item, .card, .zone-card, .info-card, .review-card { background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); }
.highlight-item { padding: 22px; }
.highlight-item .index { color: var(--teal); font-weight: 900; }
.highlight-item h2 { font-size: 1.15rem; margin: 8px 0 6px; }
.highlight-item p { color: var(--muted); margin: 0; font-size: .92rem; }
.channel-cloud { display: flex; flex-wrap: wrap; gap: 12px; }
.channel-pill { flex: 1 1 190px; padding: 14px 17px; border: 1px solid var(--border); border-radius: 18px; background: rgba(255,255,255,.76); text-decoration: none; }
.channel-pill strong { display: block; color: var(--ink-strong); }
.channel-pill span { color: var(--muted); font-size: .88rem; }
.channel-pill:hover { border-color: rgba(0,229,176,.55); background: var(--surface-soft); }
.split { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 25px; align-items: stretch; }
.media-card { display: grid; grid-template-columns: .92fr 1.08fr; gap: 28px; align-items: center; padding: clamp(25px, 4vw, 46px); }
.media-card.reverse { grid-template-columns: 1.08fr .92fr; }
.media-card img { width: 100%; max-height: 430px; object-fit: contain; border-radius: 22px; }
.card-copy h2, .card-copy h3 { margin: 0 0 12px; }
.card-copy h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
.card-copy p { color: var(--muted); }
.service-list { display: grid; gap: 12px; margin: 22px 0; padding: 0; list-style: none; }
.service-list li { position: relative; padding-left: 25px; color: var(--muted); }
.service-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--brand), var(--teal)); box-shadow: 0 0 0 5px rgba(0,229,176,.1); }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; height: 250px; object-fit: contain; background: linear-gradient(135deg, #fff1ea, #edfffa); padding: 16px; }
.zone-body { padding: 25px; }
.zone-body h2, .zone-body h3 { margin-top: 0; }
.zone-body p { color: var(--muted); }
.mini-points { display: grid; gap: 10px; padding: 0; list-style: none; }
.mini-points li { display: flex; gap: 10px; color: var(--muted); }
.mini-points li::before { content: "✓"; color: var(--brand); font-weight: 900; }
.triple { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.triple .zone-card img { height: 210px; }
.security-band { padding: clamp(28px, 5vw, 55px); border-radius: var(--radius-lg); background: linear-gradient(135deg, #2b1a3f, #3a2158 58%, #214c4b); color: #fff; overflow: hidden; }
.security-band h2, .security-band h3 { color: #fff; }
.security-band p { color: rgba(255,255,255,.77); }
.security-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 32px; }
.security-images { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.security-images img { width: 100%; height: 250px; object-fit: contain; background: rgba(255,255,255,.08); border-radius: 20px; padding: 10px; }
.review-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.review-card { padding: 24px; }
.review-card p { margin: 0; color: var(--muted); }
.review-card footer { margin-top: 16px; color: var(--rose); font-weight: 800; }
.faq-list { display: grid; gap: 13px; }
details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 20px; box-shadow: 0 10px 25px rgba(97,45,16,.07); }
summary { cursor: pointer; list-style: none; padding: 18px 32px 18px 0; color: var(--ink-strong); font-weight: 800; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 14px; color: var(--brand); font-size: 1.5rem; }
details[open] summary::after { content: "−"; }
details p { margin: 0 0 20px; color: var(--muted); }
.notice { padding: clamp(28px, 5vw, 48px); border-radius: var(--radius-lg); background: linear-gradient(135deg, #fff1c7, #effffa); border: 1px solid rgba(255,183,3,.2); }
.notice h2 { margin-top: 0; }
.notice p { color: var(--muted); }
.page-hero { padding: clamp(62px, 8vw, 96px) 0 60px; background: radial-gradient(circle at 10% 20%, rgba(255,107,53,.17), transparent 30%), radial-gradient(circle at 88% 12%, rgba(0,229,176,.15), transparent 33%), linear-gradient(135deg, #fff4ed, #f2fffb 55%, #f8efff); }
.page-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(30px, 6vw, 70px); align-items: center; }
.page-hero h1 { font-size: clamp(2.7rem, 6vw, 5.3rem); }
.page-hero p { color: var(--muted); font-size: 1.05rem; }
.page-hero img { width: 100%; max-height: 430px; object-fit: contain; filter: drop-shadow(0 25px 32px rgba(43,26,63,.15)); }
.breadcrumb { margin: 0 0 18px; color: var(--soft); font-size: .9rem; }
.breadcrumb a { color: var(--brand); text-decoration: none; }
.content-layout { display: grid; grid-template-columns: minmax(0,1fr) 310px; gap: 30px; align-items: start; }
.prose { min-width: 0; }
.prose-section { margin-bottom: 28px; padding: clamp(24px, 4vw, 40px); border-radius: var(--radius); background: #fff; border: 1px solid var(--border); box-shadow: 0 16px 36px rgba(97,45,16,.09); }
.prose-section h2 { margin-top: 0; font-size: clamp(1.45rem, 3vw, 2.1rem); }
.prose-section h3 { margin-bottom: 5px; }
.prose-section p { color: var(--muted); }
.prose-section img { width: 100%; max-height: 460px; object-fit: contain; border-radius: 18px; background: linear-gradient(135deg, #fff3ea, #edfffa); padding: 12px; margin: 18px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 15px; margin: 22px 0; }
.feature-box { padding: 18px; border-radius: 16px; background: var(--surface-soft); border: 1px solid rgba(0,229,176,.18); }
.feature-box h3 { font-size: 1rem; margin-top: 0; }
.feature-box p { font-size: .9rem; margin-bottom: 0; }
.side-panel { position: sticky; top: 96px; display: grid; gap: 18px; }
.side-card { padding: 22px; border-radius: var(--radius); background: #fff; border: 1px solid var(--border); box-shadow: 0 16px 34px rgba(97,45,16,.09); }
.side-card h2 { margin-top: 0; font-size: 1.2rem; }
.side-card a { display: block; color: var(--brand); padding: 8px 0; text-decoration: none; border-bottom: 1px dashed rgba(255,107,53,.22); }
.side-card a:last-child { border-bottom: 0; }
.side-card p { color: var(--muted); font-size: .92rem; }
.callout { padding: 22px; border-left: 5px solid var(--teal); border-radius: 0 18px 18px 0; background: var(--surface-soft); color: var(--muted); }
.quote { padding: 20px; border-radius: 18px; background: #fff1c7; color: #6d5219; }
.info-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.info-table th, .info-table td { padding: 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.info-table th { color: var(--ink-strong); width: 28%; }
.form-like { display: grid; gap: 14px; }
.form-row { display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 15px 0; border-bottom: 1px solid var(--border); }
.form-row strong { color: var(--ink-strong); }
.form-row span { color: var(--muted); }
.site-footer { background: #1a0f0a; color: #fff3e8; padding: 70px 0 25px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 35px; }
.footer-logo { margin-bottom: 15px; }
.footer-brand p { color: rgba(255,243,232,.68); max-width: 390px; }
.site-footer h2 { color: #fff; font-size: 1rem; margin-top: 0; }
.site-footer a:not(.main-btn):not(.site-logo) { display: block; color: rgba(255,243,232,.72); text-decoration: none; padding: 5px 0; }
.site-footer a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 25px; border-top: 1px solid rgba(255,255,255,.12); margin-top: 45px; padding-top: 22px; color: rgba(255,243,232,.62); font-size: .88rem; }
.footer-bottom div { display: flex; gap: 18px; }
.footer-bottom a { display: inline !important; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1020px) {
  .nav-core { display: none; }
  .mobile-menu-toggle { display: grid; }
  .desktop-menu-toggle { display: none; }
  .hero-grid, .page-hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 800px; }
  .hero-visual { max-width: 720px; margin: 0 auto; }
  .highlight-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .content-layout { grid-template-columns: 1fr; }
  .side-panel { position: static; grid-template-columns: repeat(2, minmax(0,1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 760px) {
  :root { --shell: min(100% - 28px, 1240px); }
  body { padding-bottom: 70px; }
  .header-inner { min-height: 64px; gap: 9px; }
  .site-logo img { width: 38px; height: 38px; }
  .site-logo strong { font-size: 1.1rem; }
  .header-actions .main-btn { min-height: 38px; padding: 7px 13px; font-size: .82rem; }
  .menu-toggle { width: 38px; height: 38px; }
  .hero { padding-top: 52px; }
  .hero h1 { font-size: clamp(3.4rem, 21vw, 5.3rem); }
  .floating-note { position: static; margin: 12px auto 0; }
  .highlight-grid, .split, .triple, .review-grid, .security-grid, .security-images, .feature-grid, .side-panel { grid-template-columns: 1fr; }
  .media-card, .media-card.reverse { grid-template-columns: 1fr; }
  .media-card.reverse .card-copy { order: 2; }
  .media-card.reverse img { order: 1; }
  .section-head { align-items: start; flex-direction: column; }
  .zone-card img { height: auto; max-height: 330px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .mobile-bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9000; min-height: 64px; display: grid; grid-template-columns: repeat(4,1fr); background: rgba(26,15,10,.96); backdrop-filter: blur(12px); box-shadow: 0 -8px 24px rgba(36,19,12,.18); padding-bottom: env(safe-area-inset-bottom); }
  .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: rgba(255,243,232,.68); text-decoration: none; font-size: .76rem; }
  .mobile-bottom-nav a span { font-size: 1.25rem; line-height: 1; }
  .mobile-bottom-nav a.active { color: var(--teal); }
  .form-row { grid-template-columns: 1fr; gap: 4px; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .drawer-nav { grid-template-columns: 1fr; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .main-btn { width: 100%; }
  .channel-pill { flex-basis: 100%; }
  .highlight-grid { grid-template-columns: 1fr; }
  .security-images img { height: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}