:root {
    --bg: #F5F7FF;
    --nav: rgba(12,18,40,0.94);
    --title: #131A35;
    --primary: #5B6CFF;
    --deep: #16213E;
    --cyan: #00D4FF;
    --gold: #FFC857;
    --rose: #D94F70;
    --violet: #7A5CFF;
    --text: #1F2740;
    --muted: #66708A;
    --light-muted: #9AA4BA;
    --card: #FFFFFF;
    --dark-card: #11182F;
    --line: rgba(91,108,255,0.18);
    --shadow: 0 20px 46px rgba(25,43,91,0.14);
    --gradient: linear-gradient(135deg, #5B6CFF 0%, #7A5CFF 48%, #00D4FF 100%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; line-height: 1.75; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
main { min-height: 60vh; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: var(--nav); backdrop-filter: blur(12px); box-shadow: 0 8px 26px rgba(25,43,91,0.16); }
.header-inner { width: min(1280px, calc(100% - 32px)); margin: 0 auto; min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; white-space: nowrap; }
.site-logo img { width: 42px; height: 42px; object-fit: contain; display: block; }
.site-logo strong { font-size: 21px; letter-spacing: .04em; }
.nav-core { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.nav-core a { color: #EEF2FF; text-decoration: none; border-radius: 999px; padding: 8px 12px; font-size: 15px; transition: .2s ease; }
.nav-core a:hover, .nav-core a.active { color: #FFFFFF; background: rgba(0,212,255,0.16); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.main-btn { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 10px 23px; background: var(--gradient); color: #FFFFFF; border-radius: 999px; box-shadow: 0 14px 32px rgba(91,108,255,0.22); text-decoration: none; font-weight: 700; border: 0; transition: transform .2s ease, box-shadow .2s ease; }
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 18px 36px rgba(91,108,255,0.28); }
.main-btn.ghost { color: var(--primary); background: #fff; border: 1px solid var(--line); box-shadow: none; }
.menu-toggle { width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; background: rgba(255,255,255,.08); cursor: pointer; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.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(5,8,22,.58); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.show { opacity: 1; }
.site-drawer { position: fixed; z-index: 10001; right: 0; top: 0; width: min(390px, 92vw); height: 100vh; background: #fff; padding: 24px; transform: translateX(102%); transition: transform .25s ease; overflow-y: auto; box-shadow: -20px 0 50px rgba(5,10,35,.22); }
.site-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; color: var(--title); font-size: 20px; font-weight: 800; }
.drawer-brand img { width: 42px; height: 42px; object-fit: contain; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: #EEF1FF; color: var(--title); font-size: 30px; cursor: pointer; line-height: 1; }
.drawer-intro { color: var(--muted); margin: 22px 0; }
.drawer-nav { display: grid; gap: 8px; }
.drawer-nav a { display: flex; justify-content: space-between; align-items: center; padding: 11px 14px; border-radius: 13px; text-decoration: none; color: var(--text); background: #F7F8FF; }
.drawer-nav a:hover, .drawer-nav a.active { color: var(--primary); background: #EEF0FF; }
.drawer-safe { margin-top: 22px; padding: 15px; border-radius: 16px; background: #FFF8E8; color: #725526; font-size: 13px; }
.hero { position: relative; overflow: hidden; padding: 72px 0 58px; background: radial-gradient(circle at 80% 18%, rgba(0,212,255,.22), transparent 24%), radial-gradient(circle at 15% 22%, rgba(217,79,112,.16), transparent 20%), linear-gradient(135deg, #F3EEFF, #EAF7FF 52%, #FFF1F8); }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(2px); opacity: .8; }
.hero::before { width: 230px; height: 230px; background: rgba(122,92,255,.10); left: -90px; bottom: -70px; }
.hero::after { width: 170px; height: 170px; background: rgba(255,200,87,.16); right: 8%; top: 8%; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr .98fr; gap: 56px; align-items: center; }
.eyebrow, .section-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--violet); font-weight: 800; letter-spacing: .08em; font-size: 13px; text-transform: uppercase; }
.eyebrow::before, .section-kicker::before { content: ""; width: 28px; height: 2px; background: var(--gradient); border-radius: 3px; }
h1, h2, h3, .section-title { color: var(--title); line-height: 1.25; }
h1 { margin: 16px 0 12px; font-size: clamp(46px, 7vw, 78px); letter-spacing: -.04em; }
.hero-subtitle { margin: 0 0 18px; font-size: clamp(21px, 3vw, 30px); font-weight: 800; color: var(--deep); }
.hero-copy { color: var(--muted); font-size: 16px; max-width: 650px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; list-style: none; }
.hero-points li { padding: 7px 13px; border-radius: 999px; background: rgba(255,255,255,.72); border: 1px solid rgba(91,108,255,.14); color: var(--deep); font-size: 14px; }
.hero-visual { position: relative; }
.hero-visual img { width: 100%; max-height: 560px; object-fit: contain; filter: drop-shadow(0 28px 38px rgba(35,44,98,.2)); }
.floating-note { position: absolute; padding: 12px 16px; border-radius: 17px; background: rgba(255,255,255,.9); box-shadow: var(--shadow); color: var(--deep); font-weight: 700; font-size: 13px; }
.note-one { left: -20px; bottom: 18%; }
.note-two { right: -14px; top: 14%; }
.section { padding: 78px 0; }
.section.compact { padding: 52px 0; }
.section-head { max-width: 760px; margin-bottom: 34px; }
.section-title { margin: 12px 0 12px; font-size: clamp(30px, 4vw, 44px); }
.section-desc { color: var(--muted); margin: 0; }
.highlight-strip { position: relative; margin-top: -18px; z-index: 3; }
.highlight-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.highlight-item { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 22px; box-shadow: var(--shadow); }
.highlight-item strong { display: block; margin-bottom: 7px; color: var(--title); }
.highlight-item p { margin: 0; color: var(--muted); font-size: 14px; }
.pill-nav { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.pill-link { display: block; text-decoration: none; padding: 16px; background: rgba(255,255,255,.76); border: 1px solid var(--line); border-radius: 18px; transition: .2s ease; }
.pill-link:hover { background: #fff; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(25,43,91,.10); }
.pill-link strong { display: block; color: var(--title); margin-bottom: 4px; }
.pill-link span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.split.reverse .media-box { order: -1; }
.media-box { position: relative; border-radius: 28px; overflow: hidden; background: linear-gradient(145deg, #EEF1FF, #E7FAFF); border: 1px solid var(--line); padding: 18px; min-height: 340px; display: flex; align-items: center; justify-content: center; }
.media-box img { width: 100%; max-height: 440px; object-fit: contain; }
.content-copy h2 { font-size: clamp(30px, 4vw, 44px); margin: 10px 0 16px; }
.content-copy p { color: var(--muted); }
.feature-list { display: grid; gap: 10px; margin: 22px 0; }
.feature-list div { padding: 14px 16px; border-radius: 15px; background: #fff; border: 1px solid var(--line); }
.feature-list strong { display: block; color: var(--title); margin-bottom: 3px; }
.feature-list span { color: var(--muted); font-size: 14px; }
.text-link { color: var(--primary); font-weight: 800; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card, .zone-card, .info-card, .review-card { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 22px; }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16/10; object-fit: contain; background: linear-gradient(135deg, #EFF1FF, #E8FAFF); padding: 10px; }
.zone-card-body { padding: 24px; }
.zone-card h3 { margin: 0 0 10px; font-size: 24px; }
.zone-card p { color: var(--muted); }
.mini-points { padding-left: 19px; color: var(--muted); }
.mini-points li { margin: 6px 0; }
.dark-section { background: linear-gradient(135deg, #10162E, #152A4F 58%, #11213B); color: #EEF2FF; }
.dark-section .section-title, .dark-section h2, .dark-section h3 { color: #fff; }
.dark-section .section-desc, .dark-section p { color: #C6D1EA; }
.safety-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.safety-card { display: grid; grid-template-columns: 180px 1fr; gap: 22px; padding: 22px; border-radius: 24px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); }
.safety-card img { width: 100%; height: 100%; max-height: 220px; object-fit: contain; }
.safety-card ul { padding-left: 18px; color: #C6D1EA; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review-card { padding: 22px; }
.review-card p { margin: 0 0 18px; color: var(--muted); }
.reviewer { display: flex; align-items: center; gap: 11px; color: var(--title); font-weight: 800; }
.reviewer span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--gradient); color: #fff; }
.faq-list { display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; }
.faq-item h3 { margin: 0 0 8px; font-size: 18px; }
.faq-item p { margin: 0; color: var(--muted); }
.notice-box { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; padding: 34px; border-radius: 28px; background: linear-gradient(135deg, #FFF6DD, #FFF0F6 50%, #EDF7FF); border: 1px solid rgba(255,200,87,.35); }
.notice-box h2 { margin: 0 0 8px; }
.notice-box p { color: var(--muted); margin: 0; }
.page-hero { padding: 66px 0 54px; background: radial-gradient(circle at 86% 30%, rgba(0,212,255,.18), transparent 22%), linear-gradient(135deg, #F3EFFF, #EAF7FF 55%, #FFF1F7); }
.page-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: center; }
.page-hero h1 { font-size: clamp(40px, 6vw, 64px); }
.page-hero p { color: var(--muted); font-size: 17px; }
.page-hero img { width: 100%; max-height: 420px; object-fit: contain; filter: drop-shadow(0 26px 35px rgba(35,44,98,.18)); }
.content-section { padding: 70px 0; }
.prose-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .6fr); gap: 30px; align-items: start; }
.prose { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: clamp(24px, 4vw, 42px); box-shadow: var(--shadow); }
.prose h2 { margin-top: 34px; font-size: 28px; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: var(--muted); margin: 0 0 18px; }
.prose ul { color: var(--muted); padding-left: 20px; }
.side-stack { display: grid; gap: 18px; position: sticky; top: 100px; }
.info-card { padding: 22px; }
.info-card h3 { margin-top: 0; }
.info-card p { color: var(--muted); font-size: 14px; }
.info-card img { width: 100%; max-height: 230px; object-fit: contain; border-radius: 16px; background: #F1F4FF; }
.service-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
.service-point { padding: 18px; border-radius: 18px; background: #F8F9FF; border: 1px solid var(--line); }
.service-point strong { display: block; color: var(--title); margin-bottom: 6px; }
.service-point span { color: var(--muted); font-size: 14px; }
.quote-card { margin: 28px 0; padding: 22px; border-radius: 18px; background: linear-gradient(135deg, #F0EDFF, #EBF9FF); border-left: 4px solid var(--primary); color: var(--deep); }
.site-footer { background: #0B1024; color: #EEF2FF; padding: 58px 0 0; }
.footer-inner { width: min(1180px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1fr 1.4fr; gap: 70px; }
.footer-brand p { color: #AEB9D5; max-width: 480px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-links h3 { color: #fff; margin-top: 0; font-size: 16px; }
.footer-links a { display: block; color: #AEB9D5; text-decoration: none; margin: 7px 0; font-size: 14px; }
.footer-links a:hover { color: #fff; }
.footer-bottom { margin-top: 44px; border-top: 1px solid rgba(255,255,255,.1); padding: 20px; text-align: center; color: #8995B5; font-size: 13px; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1040px) {
    .nav-core { display: none; }
    .mobile-menu-toggle { display: inline-flex; }
    .desktop-menu-toggle { display: none; }
    .header-inner { display: grid; grid-template-columns: auto 1fr auto; }
    .site-logo { justify-self: center; }
    .header-actions { justify-self: end; }
    .hero-grid, .page-hero-grid { gap: 30px; }
    .pill-nav { grid-template-columns: repeat(3, 1fr); }
    .highlight-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid, .review-grid { grid-template-columns: repeat(2, 1fr); }
    .safety-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
    body { padding-bottom: 72px; }
    .container { width: min(100% - 26px, 1180px); }
    .header-inner { width: min(100% - 20px, 1280px); min-height: 64px; gap: 8px; }
    .site-logo img { width: 34px; height: 34px; }
    .site-logo strong { display: none; }
    .header-cta { min-height: 38px; padding: 8px 13px; font-size: 13px; }
    .menu-toggle { width: 38px; height: 38px; }
    .hero, .page-hero { padding-top: 46px; }
    .hero-grid, .page-hero-grid, .split, .prose-grid { grid-template-columns: 1fr; }
    .hero-copy { font-size: 15px; }
    .hero-visual { margin-top: 10px; }
    .floating-note { font-size: 11px; padding: 9px 11px; }
    .note-one { left: 0; }
    .note-two { right: 0; }
    .section, .content-section { padding: 54px 0; }
    .highlight-strip { margin-top: 0; padding-top: 18px; }
    .highlight-grid, .pill-nav, .card-grid, .card-grid.two, .review-grid, .service-points { grid-template-columns: 1fr; }
    .pill-nav { gap: 9px; }
    .split.reverse .media-box { order: 0; }
    .media-box { min-height: 250px; }
    .safety-card { grid-template-columns: 1fr; }
    .safety-card img { max-height: 180px; }
    .notice-box { grid-template-columns: 1fr; padding: 25px; }
    .side-stack { position: static; }
    .footer-inner { grid-template-columns: 1fr; gap: 30px; }
    .footer-links { grid-template-columns: 1fr 1fr; }
    .mobile-bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9998; display: grid; grid-template-columns: repeat(4, 1fr); padding: 8px 8px calc(8px + env(safe-area-inset-bottom)); background: rgba(11,16,36,.96); backdrop-filter: blur(12px); border-top: 1px solid rgba(255,255,255,.1); }
    .mobile-bottom-nav a { display: grid; justify-items: center; gap: 1px; color: #AEB9D5; text-decoration: none; font-size: 11px; }
    .mobile-bottom-nav a span { font-size: 19px; line-height: 1; }
    .mobile-bottom-nav a.active { color: #fff; }
}
@media (max-width: 430px) {
    .hero-actions .main-btn { width: 100%; }
    .highlight-grid { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: 1fr; }
}