:root {
    --bg: #F5F7FF;
    --nav: rgba(12,18,40,0.94);
    --title: #131A35;
    --primary: #5B6CFF;
    --deep: #16213E;
    --cyan: #00D4FF;
    --gold: #FFC857;
    --accent: #D94F70;
    --soft-blue: #EAF7FF;
    --soft-gold: #FFF4D6;
    --violet: #7A5CFF;
    --text: #1F2740;
    --muted: #66708A;
    --light-text: #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: 22px;
    --container: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; 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; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 40px), var(--container)); 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 { max-width: 1280px; margin: 0 auto; min-height: 72px; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-size: 20px; font-weight: 800; white-space: nowrap; }
.site-logo img { width: 42px; max-height: 44px; object-fit: contain; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; flex: 1; }
.nav-core a { color: #EEF2FF; border-radius: 999px; padding: 8px 12px; font-size: 15px; white-space: nowrap; 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, .secondary-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: 999px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease; }
.main-btn { background: var(--gradient); color: #FFFFFF; box-shadow: 0 14px 32px rgba(91,108,255,0.22); }
.main-btn:hover, .secondary-btn:hover { transform: translateY(-2px); }
.secondary-btn { background: #fff; color: var(--primary); border: 1px solid var(--border); }
.compact-btn { min-height: 42px; padding: 0 18px; font-size: 14px; }
.menu-toggle { width: 42px; height: 42px; padding: 10px; border: 1px solid rgba(255,255,255,.16); border-radius: 14px; background: rgba(255,255,255,.07); display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; }
.menu-toggle span { width: 100%; height: 2px; border-radius: 2px; background: #fff; }
.mobile-menu-toggle { display: none; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(6,10,24,.56); 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, 92vw); height: 100vh; padding: 24px; background: #fff; box-shadow: -24px 0 80px rgba(10,20,50,.22); transform: translateX(104%); 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: 16px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--title); font-size: 21px; }
.drawer-brand img { width: 42px; height: 42px; object-fit: contain; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 14px; background: var(--soft-blue); color: var(--title); font-size: 26px; }
.drawer-intro { color: var(--muted); font-size: 14px; margin: 18px 0; }
.drawer-nav { display: grid; gap: 6px; }
.drawer-nav a { display: flex; align-items: center; justify-content: space-between; padding: 11px 14px; border-radius: 14px; color: var(--text); background: #F8FAFF; }
.drawer-nav a:hover, .drawer-nav a.active { background: linear-gradient(135deg, rgba(91,108,255,.12), rgba(0,212,255,.12)); color: var(--primary); }
.drawer-note { margin-top: 18px; padding: 14px; border-radius: 16px; background: var(--soft-gold); color: #755A19; font-size: 13px; }
.hero { position: relative; overflow: hidden; padding: 84px 0 62px; background: radial-gradient(circle at 12% 20%, rgba(122,92,255,.20), transparent 28%), radial-gradient(circle at 84% 22%, rgba(0,212,255,.18), transparent 26%), linear-gradient(135deg, #F8F5FF 0%, #EDF8FF 52%, #FFF7FB 100%); }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero::before { width: 280px; height: 280px; left: -120px; bottom: -120px; background: rgba(255,200,87,.18); }
.hero::after { width: 220px; height: 220px; right: -80px; top: 38px; background: rgba(217,79,112,.10); }
.hero-grid, .inner-hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; gap: 54px; align-items: center; }
.hero-copy, .inner-hero-copy { position: relative; z-index: 1; }
.section-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 800; letter-spacing: .08em; font-size: 13px; }
.section-kicker::before { content: ""; width: 26px; height: 3px; border-radius: 4px; background: linear-gradient(90deg, var(--primary), var(--cyan)); }
h1, h2, h3, .section-title { color: var(--title); line-height: 1.25; margin-top: 0; }
h1 { margin: 18px 0 20px; font-size: clamp(42px, 6vw, 76px); letter-spacing: -.04em; }
.hero-subtitle { display: block; margin-top: 8px; color: var(--violet); font-size: clamp(22px, 3vw, 34px); letter-spacing: -.02em; }
.hero-lead, .inner-lead { color: var(--muted); font-size: 17px; margin: 0 0 24px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }
.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,.82); border: 1px solid var(--border); color: var(--deep); font-size: 14px; }
.hero-visual { position: relative; z-index: 1; padding: 24px; border-radius: 34px; background: rgba(255,255,255,.62); border: 1px solid rgba(255,255,255,.75); box-shadow: var(--shadow); backdrop-filter: blur(10px); }
.hero-visual img, .content-img, .zone-card img, .app-section img, .inner-hero-image img { width: 100%; height: auto; object-fit: contain; }
.hero-float { position: absolute; padding: 11px 14px; border-radius: 15px; background: #fff; box-shadow: 0 12px 26px rgba(36,50,105,.16); font-size: 13px; font-weight: 700; color: var(--title); }
.hero-float.one { left: -26px; top: 18%; }
.hero-float.two { right: -24px; bottom: 12%; }
.highlight-strip { position: relative; z-index: 2; margin-top: -26px; }
.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; position: relative; }
.highlight-item + .highlight-item::before { content: ""; position: absolute; left: 0; top: 22%; bottom: 22%; width: 1px; background: var(--border); }
.highlight-item strong { display: block; margin-bottom: 6px; color: var(--title); }
.highlight-item p { margin: 0; color: var(--muted); font-size: 14px; }
.section { padding: 76px 0; }
.section-tight { padding: 52px 0; }
.section-head { max-width: 760px; margin-bottom: 32px; }
.section-head.centered { text-align: center; margin-left: auto; margin-right: auto; }
.section-head h2 { margin: 12px 0 12px; font-size: clamp(30px, 4vw, 46px); }
.section-head p { color: var(--muted); margin: 0; }
.pill-nav { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.pill-link { display: block; min-height: 124px; padding: 18px; border-radius: 20px; background: #fff; border: 1px solid var(--border); transition: transform .2s ease, box-shadow .2s ease; }
.pill-link:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.pill-link strong { display: block; color: var(--primary); margin-bottom: 7px; }
.pill-link span { display: block; color: var(--muted); font-size: 13px; }
.split-card { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; padding: 38px; border-radius: 30px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.split-card.reverse .split-media { order: 2; }
.split-media { padding: 18px; border-radius: 24px; background: linear-gradient(145deg, #EEF2FF, #F5FCFF); }
.split-copy h2 { margin: 12px 0 16px; font-size: clamp(30px, 4vw, 44px); }
.split-copy p { color: var(--muted); }
.text-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 800; }
.text-link:hover { color: var(--violet); }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.feature-card, .zone-card, .info-card, .review-card, .faq-item, .service-card { background: #FFFFFF; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); }
.feature-card { overflow: hidden; }
.feature-card .card-media { padding: 20px 20px 0; }
.feature-card .card-media img { width: 100%; aspect-ratio: 16/10; object-fit: contain; border-radius: 18px; background: linear-gradient(145deg, #F0F4FF, #F5FCFF); }
.feature-card .card-body { padding: 24px; }
.feature-card h3, .zone-card h3, .service-card h3 { margin: 0 0 12px; font-size: 24px; }
.feature-card p, .zone-card p, .service-card p { color: var(--muted); }
.mini-list { margin: 18px 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.mini-list li { position: relative; padding-left: 20px; color: var(--text); font-size: 14px; }
.mini-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--cyan)); }
.three-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.zone-card { padding: 24px; }
.zone-card img { width: 100%; aspect-ratio: 4/3; margin-bottom: 18px; border-radius: 17px; background: #F2F6FF; }
.security-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.security-card { padding: 30px; border-radius: 26px; color: #fff; background: linear-gradient(145deg, #11182F, #18254A); box-shadow: var(--shadow); }
.security-card.light { color: var(--text); background: linear-gradient(145deg, #FFFFFF, #EFF8FF); border: 1px solid var(--border); }
.security-card h3 { color: inherit; font-size: 28px; }
.security-card img { width: 100%; max-height: 320px; object-fit: contain; margin-bottom: 18px; border-radius: 18px; background: rgba(255,255,255,.08); }
.security-card p { color: inherit; opacity: .82; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card { padding: 24px; }
.review-card p { margin: 0 0 16px; color: var(--text); }
.review-meta { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 13px; }
.review-stars { color: var(--gold); letter-spacing: 2px; }
.faq-list { display: grid; gap: 14px; }
.faq-item { overflow: hidden; box-shadow: none; }
.faq-question { width: 100%; padding: 20px 22px; border: 0; background: transparent; display: flex; align-items: center; justify-content: space-between; gap: 16px; text-align: left; color: var(--title); font-weight: 800; }
.faq-question span:last-child { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--soft-blue); color: var(--primary); transition: transform .2s ease; }
.faq-answer { display: none; padding: 0 22px 22px; color: var(--muted); }
.faq-item.is-open .faq-answer { display: block; }
.faq-item.is-open .faq-question span:last-child { transform: rotate(45deg); }
.notice-card { padding: 32px; border-radius: 26px; background: linear-gradient(135deg, #FFF4D6, #FFF9EC); border: 1px solid rgba(255,200,87,.45); }
.notice-card h2 { margin-bottom: 12px; }
.notice-card p { margin: 0; color: #6D5A2A; }
.inner-hero { padding: 70px 0 48px; background: radial-gradient(circle at 88% 20%, rgba(0,212,255,.15), transparent 24%), linear-gradient(135deg, #F8F5FF, #EFF8FF); }
.inner-hero h1 { font-size: clamp(38px, 5vw, 62px); }
.inner-hero-image { padding: 24px; border-radius: 30px; background: rgba(255,255,255,.75); border: 1px solid var(--border); box-shadow: var(--shadow); }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.breadcrumbs a { color: var(--primary); }
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: start; }
.prose-card { padding: 34px; background: #fff; border: 1px solid var(--border); border-radius: 26px; box-shadow: var(--shadow); }
.prose-card h2 { margin: 28px 0 12px; font-size: 29px; }
.prose-card h2:first-child { margin-top: 0; }
.prose-card p { color: var(--muted); }
.prose-card img { width: 100%; max-height: 460px; object-fit: contain; border-radius: 20px; background: #F4F7FF; margin: 22px 0; }
.side-stack { display: grid; gap: 20px; }
.info-card { padding: 24px; }
.info-card h3 { margin-bottom: 10px; }
.info-card p { color: var(--muted); font-size: 14px; }
.step-list { counter-reset: steps; display: grid; gap: 14px; margin: 18px 0 0; padding: 0; list-style: none; }
.step-list li { counter-increment: steps; position: relative; padding: 16px 16px 16px 52px; border-radius: 16px; background: #F7F9FF; color: var(--text); }
.step-list li::before { content: counter(steps); position: absolute; left: 14px; top: 14px; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--gradient); font-weight: 800; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card { padding: 24px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag { padding: 6px 10px; border-radius: 999px; color: #755A19; background: var(--soft-gold); font-size: 12px; font-weight: 700; }
.cta-band { padding: 34px; border-radius: 28px; background: linear-gradient(135deg, #17213F, #27386D); color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { margin: 0; color: rgba(255,255,255,.72); }
.global-reminder { padding: 44px 0; background: #EAF7FF; border-top: 1px solid rgba(91,108,255,.12); }
.reminder-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.reminder-inner h2 { margin: 10px 0; font-size: 30px; }
.reminder-inner p { max-width: 820px; margin: 0; color: var(--muted); }
.reminder-links { display: flex; flex-wrap: wrap; gap: 10px; min-width: 260px; justify-content: flex-end; }
.reminder-links a { padding: 10px 14px; border-radius: 999px; background: #fff; color: var(--primary); font-weight: 700; border: 1px solid var(--border); }
.site-footer { background: var(--footer); color: var(--footer-text); padding: 58px 0 22px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 42px; }
.footer-logo { margin-bottom: 16px; }
.footer-brand p { color: rgba(238,242,255,.67); max-width: 430px; }
.footer-grid h3 { color: #fff; font-size: 16px; margin: 0 0 14px; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 9px; }
.footer-grid a { color: rgba(238,242,255,.74); font-size: 14px; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.10); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: rgba(238,242,255,.58); font-size: 13px; }
.footer-bottom p { margin: 0; }
.footer-bottom div { display: flex; gap: 16px; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1060px) {
    .nav-core { display: none; }
    .hero-grid, .inner-hero-grid { grid-template-columns: 1fr; }
    .hero-copy { max-width: 800px; }
    .hero-visual { max-width: 760px; margin: 0 auto; }
    .highlight-grid { grid-template-columns: repeat(2, 1fr); }
    .highlight-item:nth-child(3)::before { display: none; }
    .pill-nav { grid-template-columns: repeat(3, 1fr); }
    .content-grid { grid-template-columns: 1fr; }
    .side-stack { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / 4; display: grid; grid-template-columns: repeat(4, auto); align-items: center; }
}
@media (max-width: 780px) {
    body { padding-bottom: 74px; }
    .container { width: min(calc(100% - 28px), var(--container)); }
    .header-inner { min-height: 64px; padding: 0 14px; gap: 10px; }
    .mobile-menu-toggle { display: inline-flex; }
    .desktop-menu-toggle { display: none; }
    .site-logo span { display: none; }
    .site-logo img { width: 38px; }
    .compact-btn { min-height: 38px; padding: 0 14px; font-size: 13px; }
    .hero { padding: 54px 0 46px; }
    h1 { font-size: 44px; }
    .hero-float { display: none; }
    .highlight-strip { margin-top: 14px; }
    .highlight-grid { grid-template-columns: 1fr; }
    .highlight-item + .highlight-item::before { top: 0; left: 24px; right: 24px; width: auto; height: 1px; bottom: auto; }
    .highlight-item:nth-child(3)::before { display: block; }
    .section { padding: 56px 0; }
    .section-tight { padding: 40px 0; }
    .pill-nav, .feature-grid, .three-grid, .security-panel, .review-grid, .service-grid, .side-stack { grid-template-columns: 1fr; }
    .split-card { grid-template-columns: 1fr; padding: 24px; }
    .split-card.reverse .split-media { order: 0; }
    .content-grid { gap: 20px; }
    .prose-card { padding: 24px; }
    .cta-band, .reminder-inner { flex-direction: column; align-items: flex-start; }
    .reminder-links { min-width: 0; justify-content: flex-start; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; display: flex; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .mobile-bottom-nav { position: fixed; left: 10px; right: 10px; bottom: 10px; z-index: 9998; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 62px; padding: 6px; border-radius: 20px; background: rgba(11,16,36,.95); box-shadow: 0 16px 40px rgba(11,16,36,.28); backdrop-filter: blur(12px); }
    .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: rgba(255,255,255,.68); font-size: 11px; border-radius: 14px; }
    .mobile-bottom-nav a span { font-size: 20px; line-height: 1; }
    .mobile-bottom-nav a.active { color: #fff; background: rgba(91,108,255,.28); }
}
@media (max-width: 480px) {
    .header-actions { gap: 6px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions a { width: 100%; }
    .pill-nav { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
}