:root {
  --bg: #f5f7ff; --ink: #1f2740; --muted: #66708a; --soft: #9aa4ba;
  --title: #131a35; --brand: #5b6cff; --violet: #7a5cff; --cyan: #00d4ff;
  --gold: #ffc857; --rose: #d94f70; --navy: #16213e; --card: #fff;
  --border: rgba(91,108,255,.18); --shadow: 0 20px 46px rgba(25,43,91,.14);
  --gradient: linear-gradient(135deg,#5b6cff 0%,#7a5cff 48%,#00d4ff 100%);
  --radius: 24px; --container: 1240px;
}
* { 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 { max-width: 100%; height: auto; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(calc(100% - 40px), var(--container)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 20000; background: #fff; color: var(--title); padding: 10px 16px; border-radius: 12px; }
.skip-link:focus { top: 16px; }
.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: rgba(12,18,40,.94); backdrop-filter: blur(12px); box-shadow: 0 8px 26px rgba(25,43,91,.16); }
.header-inner { width: min(calc(100% - 32px),1280px); margin: 0 auto; min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #eef2ff; white-space: nowrap; }
.site-logo img { width: 44px; height: 44px; object-fit: contain; }
.site-logo strong { font-size: 20px; letter-spacing: .04em; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 6px; margin-left: auto; }
.nav-core a { color: #eef2ff; text-decoration: none; border-radius: 999px; padding: 8px 12px; font-size: 15px; white-space: nowrap; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0,212,255,.16); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.main-btn, .ghost-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: 999px; text-decoration: none; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease; }
.main-btn { background: var(--gradient); color: #fff; box-shadow: 0 14px 32px rgba(91,108,255,.22); }
.main-btn:hover, .ghost-btn:hover { transform: translateY(-2px); }
.main-btn.compact { min-height: 42px; padding: 0 18px; font-size: 14px; }
.ghost-btn { color: var(--brand); background: #fff; border: 1px solid var(--border); box-shadow: 0 10px 26px rgba(25,43,91,.08); }
.menu-toggle { width: 42px; height: 42px; padding: 0; border: 1px solid rgba(255,255,255,.18); 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(5,8,24,.62); backdrop-filter: blur(3px); }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(420px,90vw); height: 100dvh; background: #fff; padding: 24px; transform: translateX(105%); transition: transform .28s ease; overflow-y: auto; box-shadow: -30px 0 60px rgba(13,22,58,.2); }
.site-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.drawer-brand { display: flex; align-items: center; gap: 10px; color: var(--title); text-decoration: none; font-weight: 800; }
.drawer-brand img { width: 40px; height: 40px; object-fit: contain; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: #eef1ff; color: var(--title); font-size: 27px; cursor: pointer; }
.drawer-nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; padding: 22px 0; }
.drawer-nav a { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 13px 14px; border-radius: 14px; background: #f6f8ff; color: var(--ink); text-decoration: none; border: 1px solid transparent; }
.drawer-nav a:hover, .drawer-nav a.active { border-color: var(--border); color: var(--brand); background: #eef2ff; }
.drawer-note { padding: 18px; border-radius: 18px; background: linear-gradient(135deg,#eef8ff,#f4efff); }
.drawer-note p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.hero { position: relative; overflow: hidden; padding: 84px 0 62px; background: radial-gradient(circle at 10% 20%,rgba(122,92,255,.18),transparent 32%), radial-gradient(circle at 86% 18%,rgba(0,212,255,.18),transparent 30%), linear-gradient(145deg,#f7f4ff 0%,#eff9ff 55%,#fff8fd 100%); }
.hero::after { content:""; position:absolute; inset:auto -140px -190px auto; width:480px; height:480px; border-radius:50%; background:rgba(255,200,87,.16); filter: blur(10px); }
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; gap: 54px; align-items: center; position: relative; z-index: 1; }
.eyebrow, .section-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--violet); font-size: 14px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.hero h1 { margin: 16px 0 12px; font-size: clamp(54px,7vw,92px); line-height: 1.05; color: var(--title); letter-spacing: -.04em; }
.hero h2 { margin: 0 0 20px; font-size: clamp(26px,3vw,42px); line-height: 1.25; color: var(--navy); }
.hero-copy > p { max-width: 720px; margin: 0; color: var(--muted); font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-points span, .hero-chips span { padding: 8px 13px; border-radius: 999px; background: rgba(255,255,255,.82); border: 1px solid var(--border); color: var(--ink); font-size: 14px; box-shadow: 0 8px 20px rgba(25,43,91,.06); }
.hero-visual { position: relative; }
.hero-visual::before { content:""; position:absolute; inset:9% 12%; border-radius:44%; background:var(--gradient); filter:blur(48px); opacity:.22; }
.hero-visual img { position: relative; width: 100%; max-height: 600px; object-fit: contain; filter: drop-shadow(0 28px 44px rgba(30,43,97,.24)); }
.highlight-strip { margin-top: -22px; position: relative; z-index: 3; }
.highlight-grid { display: grid; grid-template-columns: repeat(4,1fr); background: #fff; border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow); overflow: hidden; }
.highlight-item { padding: 24px; }
.highlight-item + .highlight-item { border-left: 1px solid var(--border); }
.highlight-item h3 { margin: 0 0 7px; color: var(--title); font-size: 17px; }
.highlight-item p { margin: 0; color: var(--muted); font-size: 14px; }
.section { padding: 86px 0; }
.section-soft { background: linear-gradient(180deg,rgba(234,247,255,.82),rgba(245,247,255,.5)); }
.section-dark { background: #11182f; color: #eef2ff; }
.section-heading { max-width: 780px; margin-bottom: 34px; }
.section-heading.center { margin: 0 auto 36px; text-align: center; }
.section-heading h2, .content-panel h2, .notice-card h2 { margin: 10px 0 12px; color: var(--title); font-size: clamp(30px,4vw,48px); line-height: 1.2; letter-spacing: -.02em; }
.section-heading p { margin: 0; color: var(--muted); }
.pill-nav { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 12px; }
.pill-nav a { min-height: 112px; padding: 18px; border-radius: 20px; background: #fff; border: 1px solid var(--border); text-decoration: none; box-shadow: 0 12px 28px rgba(25,43,91,.08); }
.pill-nav strong { display: block; color: var(--title); margin-bottom: 5px; }
.pill-nav span { display: block; color: var(--muted); font-size: 13px; }
.media-split { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
.media-split.reverse .media-copy { order: 2; }
.media-split.reverse .media-frame { order: 1; }
.media-copy h2 { margin: 10px 0 14px; color: var(--title); font-size: clamp(30px,4vw,48px); line-height: 1.2; }
.media-copy p { color: var(--muted); margin: 0 0 16px; }
.media-frame { padding: 18px; border-radius: 30px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.media-frame img { width: 100%; max-height: 520px; object-fit: contain; border-radius: 22px; }
.feature-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.zone-card, .info-card, .review-card, .quote-card, .notice-card, .content-panel { background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16/9; object-fit: contain; background: linear-gradient(135deg,#eff8ff,#f5efff); }
.zone-card-body { padding: 26px; }
.zone-card h3 { margin: 7px 0 10px; color: var(--title); font-size: 28px; }
.zone-card p { margin: 0 0 14px; color: var(--muted); }
.mini-points { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.mini-points span { border-radius: 999px; padding: 7px 10px; background: #eef2ff; color: var(--brand); font-size: 13px; }
.text-link { color: var(--brand); text-decoration: none; font-weight: 700; }
.text-link:hover { text-decoration: underline; }
.triple-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.info-card { padding: 26px; }
.info-card img { max-height: 180px; width: 100%; object-fit: contain; margin-bottom: 18px; }
.info-card h3 { margin: 8px 0 10px; color: var(--title); font-size: 23px; }
.info-card p { margin: 0 0 14px; color: var(--muted); }
.mini-label { color: var(--rose); font-size: 13px; font-weight: 800; }
.security-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
.security-card { padding: 28px; border-radius: 26px; background: linear-gradient(145deg,#fff,#eff8ff); border: 1px solid var(--border); display: grid; grid-template-columns: 1fr .75fr; gap: 22px; align-items: center; box-shadow: var(--shadow); }
.security-card img { max-height: 270px; width: 100%; object-fit: contain; }
.security-card h3 { color: var(--title); font-size: 28px; margin: 8px 0 10px; }
.security-card p { color: var(--muted); }
.review-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.review-card { padding: 24px; }
.review-card p { color: var(--ink); margin: 0 0 16px; }
.review-card footer { color: var(--muted); font-size: 14px; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 20px; box-shadow: 0 10px 24px rgba(25,43,91,.06); }
.faq-list summary { cursor: pointer; list-style: none; padding: 18px 32px 18px 0; color: var(--title); font-weight: 800; position: relative; }
.faq-list summary::-webkit-details-marker { display:none; }
.faq-list summary::after { content:"+"; position:absolute; right:0; top:15px; width:30px; height:30px; border-radius:50%; background:#eef2ff; color:var(--brand); display:grid; place-items:center; }
.faq-list details[open] summary::after { content:"−"; }
.faq-list details p { margin: 0 0 20px; color: var(--muted); }
.center-action { text-align: center; margin-top: 28px; }
.responsible-banner { display: grid; grid-template-columns: 1fr auto; gap: 34px; align-items: center; padding: 38px; border-radius: 30px; background: linear-gradient(135deg,#11182f,#17264c); color: #eef2ff; box-shadow: var(--shadow); }
.responsible-banner h2 { color: #fff; margin: 8px 0 12px; font-size: 34px; }
.responsible-banner p { margin: 0; color: #c7d2f2; }
.page-main { min-height: 70vh; }
.page-hero { position: relative; overflow: hidden; padding: 76px 0 68px; background: radial-gradient(circle at 12% 20%,rgba(91,108,255,.2),transparent 28%), radial-gradient(circle at 82% 12%,rgba(0,212,255,.16),transparent 28%), linear-gradient(145deg,#f8f5ff,#eefaff); }
.page-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.page-hero h1 { color: var(--title); font-size: clamp(42px,6vw,72px); line-height: 1.12; margin: 14px 0 18px; letter-spacing: -.04em; }
.hero-intro { color: var(--muted); font-size: 17px; }
.hero-chips { display:flex; flex-wrap:wrap; gap:9px; margin-top:22px; }
.page-hero-media { margin: 0; padding: 18px; border-radius: 30px; background: rgba(255,255,255,.8); border: 1px solid var(--border); box-shadow: var(--shadow); }
.page-hero-media img { width: 100%; max-height: 520px; object-fit: contain; }
.content-stack { display: grid; gap: 22px; }
.content-panel { padding: 32px; display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; }
.content-panel > div { max-width: 920px; }
.content-panel.tone-1 { background: linear-gradient(135deg,#fff,#f1f6ff); }
.content-panel.tone-2 { background: linear-gradient(135deg,#fff,#f8f2ff); }
.content-panel.tone-3 { background: linear-gradient(135deg,#fff,#fff8e8); }
.panel-number { color: var(--violet); font-weight: 900; letter-spacing: .18em; }
.content-panel h2 { font-size: 30px; }
.content-panel p { margin: 0; color: var(--muted); }
.check-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px 20px; list-style: none; padding: 0; margin: 18px 0 0; }
.check-list li { position: relative; padding-left: 22px; color: var(--ink); }
.check-list li::before { content:""; position:absolute; left:0; top:.72em; width:9px; height:9px; border-radius:50%; background:var(--gradient); }
.service-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.two-col { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.quote-card, .notice-card { padding: 32px; }
.quote-card blockquote { margin: 14px 0; color: var(--title); font-size: 24px; line-height: 1.6; font-weight: 700; }
.quote-card p, .notice-card p { color: var(--muted); }
.notice-card h2 { font-size: 30px; }
.site-footer { background: #0b1024; color: #eef2ff; padding: 64px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3,1fr); gap: 40px; }
.footer-brand p { max-width: 430px; color: #aeb9d7; }
.site-footer h3 { margin: 4px 0 14px; color: #fff; }
.site-footer a { display: block; color: #c8d1ea; text-decoration: none; margin: 8px 0; }
.site-footer a:hover { color: #fff; }
.footer-brand .site-logo { display: inline-flex; margin: 0; }
.footer-bottom { display:flex; justify-content:space-between; gap:24px; align-items:center; margin-top:38px; padding-top:22px; border-top:1px solid rgba(255,255,255,.1); color:#98a5c8; font-size:13px; }
.footer-bottom p { margin:0; }
.footer-bottom div { display:flex; gap:18px; }
.footer-bottom a { margin:0; }
.mobile-bottom-nav { display:none; }
@media (max-width: 1080px) {
  .nav-core { display:none; }
  .hero-grid, .page-hero-grid { grid-template-columns: 1fr 1fr; gap:30px; }
  .pill-nav { grid-template-columns: repeat(3,1fr); }
  .review-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2 / -1; display:grid; grid-template-columns:repeat(4,1fr); align-items:start; }
  .footer-grid > div:last-child h3 { grid-column:1 / -1; }
}
@media (max-width: 780px) {
  .container { width:min(calc(100% - 28px),var(--container)); }
  .header-inner { min-height:64px; width:calc(100% - 20px); gap:8px; }
  .mobile-menu-toggle { display:grid; }
  .desktop-menu-toggle { display:none; }
  .site-logo strong { display:none; }
  .site-logo img { width:40px; height:40px; }
  .header-actions { margin-left:auto; }
  .main-btn.compact { min-height:38px; padding:0 14px; font-size:13px; }
  .hero { padding:56px 0 44px; }
  .hero-grid, .page-hero-grid, .media-split, .security-grid, .two-col { grid-template-columns:1fr; }
  .hero-copy { text-align:center; }
  .hero-copy > p { font-size:15px; }
  .hero-actions, .hero-points { justify-content:center; }
  .hero-visual img { max-height:440px; }
  .highlight-strip { margin-top:14px; }
  .highlight-grid { grid-template-columns:repeat(2,1fr); }
  .highlight-item + .highlight-item { border-left:0; }
  .highlight-item:nth-child(even) { border-left:1px solid var(--border); }
  .highlight-item:nth-child(n+3) { border-top:1px solid var(--border); }
  .section { padding:62px 0; }
  .pill-nav { grid-template-columns:repeat(2,1fr); }
  .feature-grid, .triple-grid, .service-grid { grid-template-columns:1fr; }
  .media-split.reverse .media-copy, .media-split.reverse .media-frame { order:initial; }
  .security-card { grid-template-columns:1fr; }
  .review-grid { grid-template-columns:1fr; }
  .responsible-banner { grid-template-columns:1fr; padding:28px; }
  .page-hero { padding:56px 0 48px; }
  .page-hero-copy { text-align:center; }
  .page-hero .hero-actions, .page-hero .hero-chips { justify-content:center; }
  .content-panel { padding:24px; display:block; }
  .content-panel .text-link { display:inline-block; margin-top:16px; }
  .check-list { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .footer-brand { grid-column:1/-1; }
  .footer-grid > div:last-child { grid-column:auto; display:block; }
  .footer-grid > div:last-child h3 { grid-column:auto; }
  .footer-bottom { flex-direction:column; align-items:flex-start; padding-bottom:72px; }
  .mobile-bottom-nav { position:fixed; left:10px; right:10px; bottom:10px; z-index:9000; display:grid; grid-template-columns:repeat(4,1fr); background:rgba(11,16,36,.95); backdrop-filter:blur(12px); border:1px solid rgba(255,255,255,.12); border-radius:18px; box-shadow:0 14px 36px rgba(9,14,39,.3); overflow:hidden; }
  .mobile-bottom-nav a { display:flex; flex-direction:column; align-items:center; justify-content:center; min-height:58px; color:#eef2ff; text-decoration:none; font-size:12px; }
  .mobile-bottom-nav span { font-size:18px; line-height:1; margin-bottom:3px; }
  .site-footer { padding-bottom:90px; }
}
@media (max-width: 480px) {
  .drawer-nav { grid-template-columns:1fr; }
  .hero h1 { font-size:52px; }
  .hero h2 { font-size:25px; }
  .highlight-grid, .pill-nav { grid-template-columns:1fr; }
  .highlight-item:nth-child(even) { border-left:0; }
  .highlight-item + .highlight-item { border-top:1px solid var(--border); }
  .footer-grid { grid-template-columns:1fr; }
  .responsible-banner h2 { font-size:28px; }
}