:root {
  --bg: #F5F7FF;
  --nav: rgba(12,18,40,0.94);
  --title: #131A35;
  --brand: #5B6CFF;
  --deep: #16213E;
  --cyan: #00D4FF;
  --gold: #FFC857;
  --accent: #D94F70;
  --pale-blue: #EAF7FF;
  --pale-gold: #FFF4D6;
  --violet: #7A5CFF;
  --text: #1F2740;
  --muted: #66708A;
  --soft: #9AA4BA;
  --card: #FFFFFF;
  --dark-card: #11182F;
  --border: 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%);
  --footer: #0B1024;
  --footer-text: #EEF2FF;
  --radius: 24px;
  --shell: min(1240px, calc(100% - 40px));
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}
body.drawer-open { overflow: hidden; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: none; }
img { max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.shell { width: var(--shell); margin: 0 auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 12000; padding: 10px 16px; background: #fff; border-radius: 12px; box-shadow: var(--shadow); }
.skip-link:focus { top: 12px; }
.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: var(--shell);
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.site-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-weight: 800; white-space: nowrap; }
.site-logo img { width: auto; max-height: 44px; display: block; object-fit: contain; }
.site-logo span { letter-spacing: .04em; }
.nav-core { display: flex; align-items: center; gap: 8px; }
.nav-core a { color: #EEF2FF; border-radius: 999px; padding: 8px 12px; white-space: nowrap; font-size: 15px; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0,212,255,0.16); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.main-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 10px 22px; border-radius: 999px; color: #fff; font-weight: 750;
  background: var(--gradient); box-shadow: 0 14px 32px rgba(91,108,255,0.22); border: 0;
  transition: transform .2s ease, box-shadow .2s ease;
}
.main-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 18px 36px rgba(91,108,255,0.28); }
.compact-btn { min-height: 42px; padding: 8px 18px; font-size: 14px; }
.menu-button {
  width: 44px; height: 44px; border-radius: 14px; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08);
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; cursor: pointer;
}
.menu-button span { width: 18px; height: 2px; border-radius: 2px; background: #fff; display: block; }
.mobile-menu { display: none; }
.drawer-overlay { position: fixed; inset: 0; background: rgba(4,8,24,.58); opacity: 0; visibility: hidden; transition: .25s ease; z-index: 10000; }
.drawer-overlay.open { opacity: 1; visibility: visible; }
.site-drawer {
  position: fixed; right: 0; top: 0; bottom: 0; width: min(390px, 90vw); background: #fff; z-index: 10001;
  transform: translateX(102%); transition: transform .28s ease; padding: 22px; overflow-y: auto; box-shadow: -20px 0 50px rgba(10,18,45,.2);
}
.site-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.drawer-brand { display: inline-flex; gap: 10px; align-items: center; color: var(--title); }
.drawer-brand img { width: 40px; height: 40px; object-fit: contain; }
.drawer-close { width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg); color: var(--title); font-size: 28px; line-height: 1; cursor: pointer; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 20px 0; }
.drawer-nav a, .drawer-links a { display: block; padding: 10px 12px; color: var(--text); border-radius: 12px; background: #F8F9FF; }
.drawer-nav a:hover, .drawer-links a:hover { background: var(--pale-blue); color: var(--brand); }
.drawer-links { display: grid; gap: 8px; border-top: 1px solid var(--border); padding-top: 18px; }
.site-main { min-height: 60vh; }
.hero { position: relative; overflow: hidden; padding: 76px 0 46px; background: radial-gradient(circle at 80% 20%, rgba(0,212,255,.18), transparent 32%), radial-gradient(circle at 14% 8%, rgba(217,79,112,.12), transparent 28%), linear-gradient(135deg, #F8F5FF 0%, #EFF8FF 46%, #FFF8FB 100%); }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(1px); pointer-events: none; }
.hero::before { width: 180px; height: 180px; background: rgba(122,92,255,.12); left: -60px; bottom: -60px; }
.hero::after { width: 140px; height: 140px; background: rgba(255,200,87,.18); right: 8%; top: 20px; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr .98fr; gap: 48px; align-items: center; }
.hero-copy h1, .inner-hero h1 { margin: 8px 0 12px; color: var(--title); font-size: clamp(44px, 7vw, 78px); line-height: 1.05; letter-spacing: -.03em; }
.hero-subtitle { margin: 0 0 16px; color: var(--deep); font-size: clamp(22px, 3vw, 34px); font-weight: 760; }
.hero-copy p { color: var(--muted); font-size: 17px; }
.section-kicker { display: inline-flex; align-items: center; gap: 8px; color: #8A6500; font-size: 13px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.section-kicker::before { content: ""; width: 24px; height: 3px; border-radius: 999px; background: var(--gold); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 26px; }
.text-link { color: var(--brand); font-weight: 700; }
.text-link::after { content: " →"; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-points span, .chip { display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.78); border: 1px solid var(--border); color: var(--deep); font-size: 14px; }
.hero-visual { position: relative; }
.hero-visual img, .content-img, .zone-card img, .app-section img { max-width: 100%; height: auto; object-fit: contain; display: block; }
.hero-visual img { width: 100%; max-height: 610px; filter: drop-shadow(0 28px 45px rgba(38,46,96,.18)); }
.floating-note { position: absolute; left: -18px; bottom: 24px; max-width: 220px; padding: 15px 16px; border-radius: 18px; background: rgba(255,255,255,.9); box-shadow: var(--shadow); backdrop-filter: blur(8px); font-size: 14px; }
.section { padding: 76px 0; }
.section.compact { padding: 48px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.section-head h2, .section-title { margin: 7px 0 0; color: var(--title); font-size: clamp(30px, 4vw, 46px); line-height: 1.15; }
.section-head p { max-width: 620px; margin: 0; color: var(--muted); }
.service-strip { margin-top: -10px; position: relative; z-index: 2; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.service-item { background: rgba(255,255,255,.92); border: 1px solid var(--border); border-radius: 20px; padding: 20px; box-shadow: 0 16px 34px rgba(25,43,91,.08); }
.service-item strong { display: block; color: var(--title); margin-bottom: 6px; }
.service-item p { margin: 0; color: var(--muted); font-size: 14px; }
.pill-nav { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-link { display: inline-flex; flex-direction: column; gap: 2px; min-width: 160px; flex: 1 1 170px; padding: 13px 15px; border-radius: 18px; border: 1px solid var(--border); background: #fff; color: var(--title); box-shadow: 0 12px 26px rgba(25,43,91,.07); }
.pill-link strong { font-size: 15px; }
.pill-link span { color: var(--muted); font-size: 12px; }
.media-split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.media-split.reverse .media-copy { order: 2; }
.media-split.reverse .media-visual { order: 1; }
.media-copy h2 { color: var(--title); font-size: clamp(30px, 4vw, 46px); line-height: 1.18; margin: 8px 0 18px; }
.media-copy p { color: var(--muted); }
.media-visual { border-radius: 28px; padding: 18px; background: linear-gradient(145deg, rgba(91,108,255,.10), rgba(0,212,255,.09)); border: 1px solid var(--border); }
.media-visual img { width: 100%; max-height: 560px; object-fit: contain; }
.card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card, .zone-card, .info-card, .review-card { background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: 22px; }
.zone-card { overflow: hidden; padding: 18px; }
.zone-card img { width: 100%; max-height: 300px; border-radius: 16px; background: #F7F8FF; }
.zone-card h3, .info-card h3, .review-card h3 { color: var(--title); margin: 16px 0 8px; font-size: 22px; }
.zone-card p, .info-card p, .review-card p { color: var(--muted); margin: 0 0 12px; }
.point-list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 8px; }
.point-list li { position: relative; padding-left: 22px; color: var(--text); }
.point-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; border-radius: 50%; background: var(--gradient); }
.info-card { padding: 24px; }
.security-panel { display: grid; grid-template-columns: .92fr 1.08fr; gap: 28px; padding: 30px; border-radius: 30px; background: linear-gradient(135deg, #11182F, #182549); color: #EEF2FF; overflow: hidden; }
.security-panel h2, .security-panel h3 { color: #fff; }
.security-panel p { color: #C8D2F3; }
.security-images { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: center; }
.security-images img { background: rgba(255,255,255,.05); border-radius: 20px; padding: 8px; width: 100%; max-height: 320px; object-fit: contain; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review-card { padding: 22px; box-shadow: 0 14px 32px rgba(25,43,91,.09); }
.review-card .review-name { margin-top: 14px; color: var(--brand); font-weight: 700; }
.faq-list { display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 20px 22px; }
.faq-item h3 { margin: 0 0 8px; color: var(--title); font-size: 18px; }
.faq-item p { margin: 0; color: var(--muted); }
.notice-box { padding: 26px; border-radius: 24px; background: linear-gradient(135deg, #FFF4D6, #F5F2FF 50%, #EAF7FF); border: 1px solid rgba(255,200,87,.35); }
.notice-box h2 { margin: 0 0 10px; color: var(--title); }
.notice-box p { margin: 0; color: var(--muted); }
.inner-hero { padding: 64px 0 48px; background: radial-gradient(circle at 75% 10%, rgba(0,212,255,.15), transparent 30%), linear-gradient(135deg, #F7F4FF, #EDF8FF 65%, #FFF9FC); }
.inner-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 38px; align-items: center; }
.inner-hero h1 { font-size: clamp(38px, 6vw, 62px); }
.inner-hero p { color: var(--muted); font-size: 17px; }
.inner-hero img { width: 100%; max-height: 460px; object-fit: contain; filter: drop-shadow(0 24px 38px rgba(38,46,96,.15)); }
.prose-grid { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(280px,.65fr); gap: 32px; }
.prose { background: #fff; border: 1px solid var(--border); border-radius: 26px; padding: 30px; box-shadow: 0 16px 38px rgba(25,43,91,.09); }
.prose h2 { color: var(--title); margin: 0 0 14px; font-size: 30px; }
.prose h3 { color: var(--title); margin: 26px 0 8px; }
.prose p { color: var(--muted); margin: 0 0 16px; }
.side-stack { display: grid; gap: 18px; align-content: start; }
.side-card { background: #fff; border: 1px solid var(--border); border-radius: 22px; padding: 22px; }
.side-card h3 { margin: 0 0 10px; color: var(--title); }
.side-card p { color: var(--muted); margin: 0; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: step; }
.step-card { counter-increment: step; position: relative; background: #fff; border: 1px solid var(--border); border-radius: 22px; padding: 52px 22px 22px; }
.step-card::before { content: counter(step, decimal-leading-zero); position: absolute; top: 18px; left: 22px; color: var(--brand); font-weight: 900; letter-spacing: .08em; }
.step-card h3 { margin: 0 0 8px; color: var(--title); }
.step-card p { margin: 0; color: var(--muted); }
.app-callout { display: grid; grid-template-columns: 1fr .7fr; gap: 30px; align-items: center; padding: 30px; background: linear-gradient(135deg, #EAF7FF, #F2EFFF 58%, #FFF4D6); border: 1px solid var(--border); border-radius: 28px; }
.app-callout h2 { margin: 0 0 12px; color: var(--title); }
.app-callout p { color: var(--muted); }
.app-callout img { width: 100%; max-height: 360px; object-fit: contain; }
.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.quote { padding: 22px; border-radius: 20px; border: 1px solid var(--border); background: #fff; color: var(--muted); }
.quote strong { color: var(--brand); display: block; margin-top: 12px; }
.site-footer { background: var(--footer); color: var(--footer-text); margin-top: 70px; padding: 54px 0 88px; }
.footer-cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 38px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-cta h2 { color: #fff; margin: 7px 0 8px; font-size: clamp(26px, 4vw, 38px); }
.footer-cta p { color: #B9C4E5; margin: 0; max-width: 760px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, .8fr); gap: 28px; padding: 38px 0; }
.footer-grid h3 { color: #fff; margin: 0 0 12px; }
.footer-grid a { display: block; color: #C9D3F1; margin: 7px 0; }
.footer-grid a:hover { color: #fff; }
.footer-brand p { color: #B9C4E5; max-width: 400px; }
.footer-logo { margin-bottom: 12px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px; display: flex; gap: 30px; justify-content: space-between; color: #9FAAC8; font-size: 13px; }
.footer-bottom p { margin: 0; max-width: 650px; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1040px) {
  .nav-core { display: none; }
  .mobile-menu { display: inline-flex; }
  .desktop-menu { display: none; }
  .header-inner { position: relative; }
  .site-logo { position: absolute; left: 50%; transform: translateX(-50%); }
  .header-actions { margin-left: auto; }
  .hero-grid, .inner-hero-grid, .media-split, .security-panel, .prose-grid, .app-callout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-visual img, .inner-hero img { max-height: 480px; }
  .floating-note { left: 10px; }
  .media-split.reverse .media-copy, .media-split.reverse .media-visual { order: initial; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid.three, .review-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2 / 4; }
}
@media (max-width: 720px) {
  :root { --shell: min(100% - 28px, 1240px); }
  .header-inner { min-height: 64px; gap: 8px; }
  .site-logo img { max-height: 36px; }
  .site-logo span { display: none; }
  .compact-btn { padding: 7px 12px; min-height: 38px; font-size: 13px; }
  .menu-button { width: 40px; height: 40px; }
  .hero { padding: 54px 0 32px; }
  .hero-grid { gap: 28px; }
  .hero-copy h1 { font-size: 48px; }
  .hero-subtitle { font-size: 24px; }
  .section { padding: 56px 0; }
  .section.compact { padding: 38px 0; }
  .section-head { align-items: flex-start; flex-direction: column; margin-bottom: 22px; }
  .service-grid, .card-grid, .card-grid.three, .review-grid, .step-grid, .quote-grid, .security-images { grid-template-columns: 1fr; }
  .service-item { padding: 17px; }
  .media-visual { padding: 10px; }
  .inner-hero { padding: 48px 0 34px; }
  .prose, .security-panel, .app-callout { padding: 22px; }
  .footer-cta { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child, .footer-grid > div:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .site-footer { padding-bottom: 112px; }
  .mobile-bottom-nav { position: fixed; display: grid; grid-template-columns: repeat(4, 1fr); left: 10px; right: 10px; bottom: max(10px, env(safe-area-inset-bottom)); z-index: 9998; background: rgba(12,18,40,.94); backdrop-filter: blur(14px); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 8px; box-shadow: 0 16px 36px rgba(8,13,35,.28); }
  .mobile-bottom-nav a { color: #EEF2FF; text-align: center; font-size: 12px; padding: 5px; border-radius: 12px; }
  .mobile-bottom-nav span { display: block; font-size: 18px; line-height: 1.1; }
  .drawer-nav { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 420px) {
  .hero-copy h1 { font-size: 42px; }
  .hero-actions .main-btn { width: 100%; }
  .drawer-nav { grid-template-columns: 1fr; }
}