:root {
    --bg: #F5F7FF;
    --nav: rgba(12,18,40,0.94);
    --title: #131A35;
    --brand: #5B6CFF;
    --deep: #16213E;
    --neon: #00D4FF;
    --gold: #FFC857;
    --rose: #D94F70;
    --light-blue: #EAF7FF;
    --light-gold: #FFF4D6;
    --highlight: #7A5CFF;
    --text: #1F2740;
    --muted: #66708A;
    --soft: #9AA4BA;
    --white: #FFFFFF;
    --dark-card: #11182F;
    --border: rgba(91,108,255,0.18);
    --shadow: 0 20px 46px rgba(25,43,91,0.14);
    --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
.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% - 40px));
    margin: 0 auto;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}
.site-logo, .drawer-brand, .footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    white-space: nowrap;
}
.site-logo img { width: auto; max-width: 118px; max-height: 44px; object-fit: contain; }
.site-logo strong { color: #fff; font-size: 19px; letter-spacing: .03em; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; flex: 1; }
.nav-core a { color: #EEF2FF; text-decoration: none; border-radius: 999px; padding: 8px 12px; font-size: 15px; white-space: nowrap; transition: .2s ease; }
.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, .secondary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 22px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease;
}
.main-btn { background: linear-gradient(135deg, #5B6CFF 0%, #7A5CFF 48%, #00D4FF 100%); color: #fff; box-shadow: 0 14px 32px rgba(91,108,255,0.22); }
.main-btn:hover, .secondary-btn:hover { transform: translateY(-2px); }
.secondary-btn { color: var(--brand); background: #fff; border: 1px solid var(--border); }
.menu-button { width: 44px; height: 44px; padding: 10px; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08); border-radius: 14px; cursor: pointer; }
.menu-button span { display: block; height: 2px; margin: 5px 0; border-radius: 2px; background: #fff; }
.mobile-menu-button { display: none; }
.site-main { min-height: 60vh; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(8,13,29,.58); opacity: 0; transition: opacity .24s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(390px, 88vw); height: 100dvh; overflow-y: auto; padding: 24px; background: #fff; box-shadow: -24px 0 60px rgba(4,11,34,.24); transform: translateX(105%); transition: transform .28s ease; }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.drawer-brand img { width: 48px; height: 48px; object-fit: contain; }
.drawer-brand span { color: var(--title); font-weight: 800; font-size: 20px; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 14px; background: var(--light-blue); color: var(--title); font-size: 28px; cursor: pointer; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.drawer-nav a { padding: 12px 14px; border: 1px solid var(--border); border-radius: 14px; color: var(--text); text-decoration: none; background: #fff; }
.drawer-nav a:hover { background: var(--light-blue); color: var(--brand); }
.drawer-note { margin-top: 20px; padding: 16px; border-radius: 16px; background: #F3F1FF; color: var(--muted); font-size: 14px; }
.container { width: min(1200px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 82px 0; }
.section-tight { padding: 52px 0; }
.section-soft { background: linear-gradient(180deg, rgba(234,247,255,.74), rgba(245,247,255,.2)); }
.section-dark { background: var(--deep); color: #EEF2FF; }
.section-heading { max-width: 760px; margin-bottom: 30px; }
.section-heading.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-kicker { display: inline-block; margin-bottom: 9px; color: #B67B00; font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3, .section-title { margin-top: 0; color: var(--title); line-height: 1.25; }
h1 { font-size: clamp(42px, 7vw, 76px); letter-spacing: -.04em; }
h2 { font-size: clamp(28px, 4vw, 44px); }
h3 { font-size: 21px; }
p { margin: 0 0 16px; }
.lead { color: var(--muted); font-size: 18px; line-height: 1.9; }
.text-link { color: var(--brand); font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.card, .zone-card, .info-card, .review-card, .faq-item { background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); }
.hero { position: relative; isolation: isolate; overflow: hidden; padding: 92px 0 72px; background: radial-gradient(circle at 12% 18%, rgba(122,92,255,.20), transparent 28%), radial-gradient(circle at 90% 18%, rgba(0,212,255,.18), transparent 28%), linear-gradient(135deg, #F9F5FF 0%, #EAF7FF 54%, #FFF2FA 100%); }
.hero::before, .hero::after { content: ""; position: absolute; z-index: -1; width: 260px; height: 260px; border-radius: 50%; filter: blur(10px); opacity: .6; }
.hero::before { left: -90px; bottom: -120px; background: rgba(91,108,255,.22); }
.hero::after { right: -60px; top: -100px; background: rgba(217,79,112,.15); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 48px; }
.hero-copy .eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 8px 13px; border: 1px solid rgba(91,108,255,.16); border-radius: 999px; background: rgba(255,255,255,.76); color: var(--brand); font-weight: 700; }
.hero-copy .subtitle { margin-top: -16px; color: var(--deep); font-size: clamp(24px, 3.1vw, 38px); font-weight: 800; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 24px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; list-style: none; }
.hero-points li { padding: 8px 13px; border-radius: 999px; background: rgba(255,255,255,.85); border: 1px solid var(--border); color: var(--muted); }
.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.hero-visual > img { width: 100%; max-height: 540px; object-fit: contain; border-radius: 32px; filter: drop-shadow(0 28px 38px rgba(32,42,88,.22)); }
.floating-card { position: absolute; padding: 14px 16px; border-radius: 18px; background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.92); box-shadow: var(--shadow); backdrop-filter: blur(10px); }
.floating-card strong { display: block; color: var(--title); }
.floating-card small { color: var(--muted); }
.float-one { left: -20px; bottom: 56px; }
.float-two { right: -12px; top: 62px; }
.highlight-strip { margin-top: -1px; background: #fff; border-bottom: 1px solid var(--border); }
.highlight-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.highlight-item { padding: 28px 24px; border-right: 1px solid var(--border); }
.highlight-item:last-child { border-right: 0; }
.highlight-item strong { display: block; color: var(--title); font-size: 18px; margin-bottom: 6px; }
.highlight-item p { color: var(--muted); font-size: 14px; margin: 0; line-height: 1.7; }
.capsule-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.capsule { flex: 1 1 210px; min-height: 110px; padding: 18px 20px; border: 1px solid var(--border); border-radius: 20px; background: #fff; text-decoration: none; transition: .2s ease; }
.capsule:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.capsule strong { display: block; color: var(--title); margin-bottom: 5px; }
.capsule span { color: var(--muted); font-size: 14px; }
.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; }
.split.reverse .media { order: 2; }
.media img, .content-img, .zone-card img, .app-section img, .hero-visual img { width: 100%; height: auto; object-fit: contain; }
.media img { max-height: 520px; border-radius: 28px; box-shadow: var(--shadow); background: #fff; }
.feature-list { display: grid; gap: 12px; padding: 0; list-style: none; }
.feature-list li { position: relative; padding: 14px 16px 14px 46px; border-radius: 16px; background: #fff; border: 1px solid var(--border); color: var(--muted); }
.feature-list li::before { content: "✓"; position: absolute; left: 16px; top: 13px; width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--light-blue); color: var(--brand); font-weight: 900; }
.two-col, .three-col, .four-col { display: grid; gap: 24px; }
.two-col { grid-template-columns: repeat(2, 1fr); }
.three-col { grid-template-columns: repeat(3, 1fr); }
.four-col { grid-template-columns: repeat(4, 1fr); }
.zone-card, .info-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16/9; object-fit: contain; background: linear-gradient(135deg, #EEF5FF, #FFF2FA); }
.zone-body { padding: 26px; }
.zone-body p { color: var(--muted); }
.mini-points { display: grid; gap: 8px; margin: 18px 0; }
.mini-points span { padding: 10px 12px; border-radius: 12px; background: var(--light-blue); color: var(--deep); font-size: 14px; }
.info-card { padding: 26px; }
.info-card .icon-badge { width: 46px; height: 46px; margin-bottom: 18px; display: grid; place-items: center; border-radius: 16px; background: linear-gradient(135deg, rgba(91,108,255,.12), rgba(0,212,255,.14)); color: var(--brand); font-weight: 900; }
.security-panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; padding: 28px; border-radius: 30px; background: var(--deep); color: #DCE5FF; box-shadow: var(--shadow); }
.security-panel h2, .security-panel h3 { color: #fff; }
.security-images { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.security-images img { width: 100%; height: 100%; min-height: 260px; object-fit: contain; border-radius: 22px; background: rgba(255,255,255,.08); }
.review-card { padding: 24px; }
.review-card p { color: var(--muted); }
.review-card footer { margin-top: 16px; background: none; color: var(--title); font-weight: 800; }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 22px 24px; }
.faq-item summary { cursor: pointer; color: var(--title); font-weight: 800; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; float: right; color: var(--brand); font-size: 22px; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin: 14px 0 0; color: var(--muted); }
.notice-box { padding: 28px; border-radius: 26px; border: 1px solid rgba(255,200,87,.42); background: linear-gradient(135deg, #FFF9E9, #F3F0FF); }
.notice-box h2 { font-size: 28px; }
.page-hero { padding: 72px 0 62px; background: radial-gradient(circle at 16% 0, rgba(122,92,255,.18), transparent 34%), radial-gradient(circle at 92% 24%, rgba(0,212,255,.16), transparent 32%), linear-gradient(180deg, #F8F5FF, #F5F7FF); }
.page-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 46px; }
.page-hero h1 { font-size: clamp(38px, 6vw, 64px); }
.page-hero img { width: 100%; max-height: 430px; object-fit: contain; border-radius: 28px; filter: drop-shadow(0 24px 32px rgba(25,43,91,.18)); }
.breadcrumb { margin-bottom: 18px; color: var(--muted); font-size: 14px; }
.breadcrumb a { color: var(--brand); text-decoration: none; }
.content-article { max-width: 860px; }
.content-article p { color: var(--muted); }
.content-article h2 { margin-top: 42px; font-size: 30px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-item { padding: 24px; border: 1px solid var(--border); border-radius: 20px; background: #fff; box-shadow: 0 14px 32px rgba(25,43,91,.09); }
.service-item h3 { margin-bottom: 8px; }
.service-item p { color: var(--muted); margin: 0; }
.step-list { counter-reset: step; display: grid; gap: 16px; padding: 0; list-style: none; }
.step-list li { counter-increment: step; position: relative; padding: 20px 20px 20px 70px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.step-list li::before { content: counter(step, decimal-leading-zero); position: absolute; left: 18px; top: 18px; color: var(--brand); font-weight: 900; font-size: 20px; }
.quote-box { padding: 28px; border-radius: 24px; background: #fff; border-left: 5px solid var(--brand); box-shadow: var(--shadow); }
.quote-box p { font-size: 18px; color: var(--text); }
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.contact-card { padding: 24px; border-radius: 20px; background: #fff; border: 1px solid var(--border); }
.site-footer { background: #0B1024; color: #EEF2FF; padding: 64px 0 90px; }
.footer-inner { width: min(1200px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 34px; }
.footer-logo img { width: 52px; height: 52px; object-fit: contain; }
.footer-logo span { font-size: 22px; font-weight: 800; }
.footer-brand p { max-width: 460px; color: #AEB9D6; }
.footer-links h2 { color: #fff; font-size: 16px; }
.footer-links a { display: block; margin: 9px 0; color: #BFC9E4; text-decoration: none; }
.footer-links a:hover, .footer-bottom a:hover { color: #fff; }
.footer-bottom { width: min(1200px, calc(100% - 40px)); margin: 38px auto 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); display: flex; justify-content: space-between; gap: 20px; color: #9CA8C9; font-size: 13px; }
.footer-bottom div { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-bottom a { color: #C9D3EB; text-decoration: none; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1060px) {
    .nav-core { display: none; }
    .header-inner { justify-content: space-between; }
    .hero-grid, .page-hero-grid, .split, .security-panel { grid-template-columns: 1fr; }
    .hero-visual { min-height: auto; }
    .split.reverse .media { order: initial; }
    .four-col { grid-template-columns: repeat(2, 1fr); }
    .three-col, .service-grid, .contact-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-links:last-child { grid-column: 2 / 4; }
}
@media (max-width: 760px) {
    body { padding-bottom: 70px; }
    .header-inner { width: calc(100% - 20px); min-height: 64px; gap: 8px; }
    .mobile-menu-button { display: block; order: 1; }
    .site-logo { order: 2; flex: 1; justify-content: center; }
    .site-logo img { max-width: 96px; max-height: 38px; }
    .site-logo strong { display: none; }
    .header-actions { order: 3; }
    .desktop-menu-button { display: none; }
    .header-cta { min-height: 40px; padding: 8px 14px; font-size: 13px; }
    .container { width: calc(100% - 28px); }
    .section { padding: 58px 0; }
    .section-tight { padding: 40px 0; }
    .hero { padding: 58px 0 46px; }
    .hero-grid { gap: 28px; }
    h1 { font-size: 44px; }
    .hero-copy .subtitle { margin-top: -6px; font-size: 25px; }
    .hero-visual > img { max-height: 390px; }
    .floating-card { position: static; display: inline-block; margin: 8px 5px 0 0; }
    .highlight-grid { grid-template-columns: 1fr 1fr; }
    .highlight-item { border-bottom: 1px solid var(--border); }
    .highlight-item:nth-child(2) { border-right: 0; }
    .two-col, .three-col, .four-col, .service-grid, .contact-grid, .security-images { grid-template-columns: 1fr; }
    .security-images img { min-height: 220px; }
    .drawer-nav { grid-template-columns: 1fr; }
    .footer-inner { width: calc(100% - 28px); grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-links:last-child { grid-column: auto; }
    .footer-bottom { width: calc(100% - 28px); flex-direction: column; }
    .mobile-bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9998; height: 64px; padding: 6px max(10px, env(safe-area-inset-right)) max(6px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left)); display: grid; grid-template-columns: repeat(4, 1fr); background: rgba(255,255,255,.96); border-top: 1px solid var(--border); box-shadow: 0 -10px 30px rgba(25,43,91,.12); backdrop-filter: blur(14px); }
    .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; color: var(--muted); text-decoration: none; font-size: 12px; }
    .mobile-bottom-nav span { color: var(--brand); font-size: 18px; line-height: 1; }
    .site-footer { padding-bottom: 38px; }
}
@media (max-width: 480px) {
    .highlight-grid { grid-template-columns: 1fr; }
    .highlight-item { border-right: 0; }
    .footer-inner { grid-template-columns: 1fr; }
    .hero-actions .main-btn, .hero-actions .secondary-btn { width: 100%; }
    .notice-box { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}