:root {
    --bg: #F5F7FF;
    --nav: rgba(12,18,40,.94);
    --title: #131A35;
    --brand: #5B6CFF;
    --deep: #16213E;
    --neon: #00D4FF;
    --gold: #FFC857;
    --rose: #D94F70;
    --lavender: #7A5CFF;
    --text: #1F2740;
    --muted: #66708A;
    --soft: #9AA4BA;
    --card: #FFFFFF;
    --dark-card: #11182F;
    --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%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; }
main { display: block; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    width: 100%;
    background: var(--nav);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 26px rgba(25,43,91,.16);
}
.header-inner {
    width: min(1280px, calc(100% - 36px));
    min-height: 72px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
}
.site-logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; flex-shrink: 0; }
.site-logo img { width: auto; max-width: 120px; max-height: 44px; display: block; object-fit: contain; }
.site-logo strong { font-size: 20px; letter-spacing: .08em; white-space: nowrap; }
.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: .25s ease; }
.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; flex-shrink: 0; }
.main-btn, .ghost-btn {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 24px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform .25s ease, box-shadow .25s 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); }
.ghost-btn { color: var(--brand); background: rgba(255,255,255,.82); border: 1px solid var(--border); }
.compact-btn { min-height: 40px; padding: 8px 18px; font-size: 14px; }
.menu-button { width: 42px; height: 42px; border: 0; border-radius: 14px; background: rgba(255,255,255,.1); display: inline-flex; flex-direction: column; justify-content: center; align-items: center; gap: 5px; cursor: pointer; }
.menu-button span { width: 19px; height: 2px; border-radius: 2px; background: #fff; }
.mobile-menu-button { display: none; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(5,9,25,.58); opacity: 0; visibility: hidden; transition: .3s ease; }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(390px, 90vw); height: 100dvh; padding: 24px; background: #fff; box-shadow: -24px 0 60px rgba(8,14,37,.22); transform: translateX(105%); transition: .32s ease; overflow-y: auto; }
.menu-open .drawer-overlay { opacity: 1; visibility: visible; }
.menu-open .site-drawer { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; color: var(--title); font-weight: 800; }
.drawer-brand img { max-height: 40px; max-width: 100px; object-fit: contain; }
.drawer-close { width: 40px; height: 40px; border: 0; border-radius: 50%; font-size: 28px; line-height: 1; color: var(--title); background: #EEF1FF; cursor: pointer; }
.drawer-intro { color: var(--muted); margin: 22px 0 14px; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.drawer-nav a { display: flex; justify-content: space-between; align-items: center; min-height: 48px; padding: 10px 13px; border-radius: 14px; color: var(--text); background: #F5F7FF; text-decoration: none; font-weight: 600; }
.drawer-nav a:hover { background: #EAF7FF; color: var(--brand); }
.drawer-notice { margin-top: 18px; padding: 16px; border-radius: 18px; background: #FFF4D6; color: #5D4A19; font-size: 13px; }
.container { width: min(1200px, calc(100% - 36px)); margin: 0 auto; }
.narrow { width: min(880px, calc(100% - 36px)); margin: 0 auto; }
.section { padding: 84px 0; }
.section-sm { padding: 54px 0; }
.section-title { margin: 0 0 14px; color: var(--title); font-size: clamp(28px, 4vw, 46px); line-height: 1.18; letter-spacing: -.025em; }
.section-kicker { display: inline-flex; margin-bottom: 12px; color: #8B6500; font-size: 13px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.section-lead { max-width: 780px; margin: 0; color: var(--muted); font-size: 17px; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 34px; }
.text-link { display: inline-flex; gap: 6px; color: var(--brand); font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.hero { position: relative; padding: 72px 0 66px; overflow: hidden; background: radial-gradient(circle at 12% 16%, rgba(0,212,255,.2), transparent 24%), radial-gradient(circle at 82% 22%, rgba(217,79,112,.14), transparent 24%), linear-gradient(140deg,#F7F4FF 0%,#EAF7FF 54%,#FFF4FA 100%); }
.hero::after { content: ""; position: absolute; width: 360px; height: 360px; right: -140px; bottom: -180px; border-radius: 50%; background: rgba(122,92,255,.13); filter: blur(4px); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 54px; }
.hero-copy h1 { margin: 0; color: var(--title); font-size: clamp(52px, 8vw, 92px); line-height: .98; letter-spacing: -.06em; }
.hero-copy h2 { margin: 20px 0 14px; color: var(--deep); font-size: clamp(26px, 4vw, 42px); line-height: 1.25; }
.hero-copy p { 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: 28px; padding: 0; list-style: none; }
.hero-points li { padding: 8px 13px; border-radius: 999px; color: var(--deep); background: rgba(255,255,255,.76); border: 1px solid var(--border); font-weight: 700; font-size: 14px; }
.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; inset: 10% 0 0 12%; border-radius: 42px; background: var(--gradient); opacity: .15; filter: blur(24px); }
.hero-visual img { position: relative; width: 100%; height: auto; object-fit: contain; filter: drop-shadow(0 28px 46px rgba(25,43,91,.2)); }
.highlight-strip { margin-top: -22px; position: relative; z-index: 4; }
.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 6px; color: var(--title); font-size: 18px; }
.highlight-item p { margin: 0; color: var(--muted); font-size: 14px; }
.capsule-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.capsule { min-width: 190px; flex: 1 1 210px; padding: 14px 17px; border-radius: 18px; background: #fff; border: 1px solid var(--border); text-decoration: none; box-shadow: 0 10px 24px rgba(25,43,91,.06); }
.capsule strong { display: block; color: var(--title); }
.capsule span { display: block; color: var(--muted); font-size: 13px; line-height: 1.55; }
.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-figure { order: 1; }
.media-figure { background: linear-gradient(145deg,#EAF7FF,#F1ECFF); border-radius: 30px; padding: 24px; box-shadow: var(--shadow); }
.media-figure img, .content-img, .zone-card img, .app-section img { width: 100%; height: auto; object-fit: contain; display: block; }
.media-copy p { color: var(--muted); }
.feature-list { display: grid; gap: 13px; margin: 24px 0; }
.feature-item { display: grid; grid-template-columns: 38px 1fr; gap: 13px; align-items: start; }
.feature-icon { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; background: #EFF8FF; color: var(--brand); font-weight: 900; }
.feature-item h3 { margin: 0 0 3px; color: var(--title); font-size: 17px; }
.feature-item p { margin: 0; color: var(--muted); font-size: 14px; }
.card-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.card-grid.two { grid-template-columns: repeat(2,1fr); }
.card-grid.four { grid-template-columns: repeat(4,1fr); }
.card, .zone-card, .info-card, .review-card, .faq-card { background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: 22px; }
.card, .info-card, .review-card { padding: 26px; }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16/10; background: #EEF3FF; }
.zone-content { padding: 24px; }
.card h3, .zone-card h3, .info-card h3 { margin: 0 0 10px; color: var(--title); }
.card p, .zone-card p, .info-card p { color: var(--muted); }
.dark-band { background: #11182F; color: #EEF2FF; }
.dark-band .section-title, .dark-band h3 { color: #fff; }
.dark-band .section-lead, .dark-band p { color: #BFC8E6; }
.dark-card { padding: 28px; border-radius: 24px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.dark-card img { width: 100%; height: auto; object-fit: contain; border-radius: 18px; background: rgba(255,255,255,.04); }
.three-column-feature { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.review-card { position: relative; }
.review-card::before { content: "“"; position: absolute; top: 10px; right: 20px; color: rgba(91,108,255,.15); font-size: 68px; font-weight: 900; line-height: 1; }
.review-card p { position: relative; margin: 0 0 18px; color: var(--text); }
.review-meta { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.avatar-dot { width: 34px; height: 34px; border-radius: 50%; background: var(--gradient); }
.faq-list { display: grid; gap: 14px; }
.faq-card { overflow: hidden; }
.faq-card details { padding: 0 22px; }
.faq-card summary { cursor: pointer; list-style: none; padding: 20px 0; color: var(--title); font-weight: 800; }
.faq-card summary::-webkit-details-marker { display: none; }
.faq-card details p { margin: -4px 0 20px; color: var(--muted); }
.notice-box { padding: 28px; border-radius: 24px; background: linear-gradient(135deg,#FFF4D6,#FFEFF6); border: 1px solid rgba(255,200,87,.45); }
.notice-box h2, .notice-box h3 { margin-top: 0; color: var(--title); }
.notice-box p { color: #665B47; }
.page-hero { padding: 64px 0 58px; background: radial-gradient(circle at 75% 25%, rgba(0,212,255,.18), transparent 22%), linear-gradient(140deg,#F4F2FF,#EAF7FF 62%,#FFF6FB); }
.page-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 46px; }
.page-hero h1 { margin: 0 0 18px; color: var(--title); font-size: clamp(38px, 6vw, 66px); line-height: 1.08; }
.page-hero p { color: var(--muted); font-size: 17px; }
.page-hero img { width: 100%; max-height: 470px; height: auto; object-fit: contain; filter: drop-shadow(0 24px 44px rgba(25,43,91,.18)); }
.breadcrumb { margin-bottom: 14px; color: var(--brand); font-size: 14px; font-weight: 700; }
.breadcrumb a { color: inherit; text-decoration: none; }
.prose { color: var(--text); }
.prose p { margin: 0 0 18px; }
.prose h2 { margin: 42px 0 16px; color: var(--title); font-size: 30px; line-height: 1.25; }
.prose h3 { color: var(--title); }
.prose ul, .prose ol { padding-left: 1.3em; }
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; counter-reset: step; }
.step { position: relative; padding: 25px; border-radius: 22px; background: #fff; border: 1px solid var(--border); box-shadow: 0 14px 34px rgba(25,43,91,.1); }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 16px; border-radius: 12px; color: #fff; background: var(--gradient); font-weight: 900; }
.step h3 { margin: 0 0 8px; color: var(--title); }
.step p { margin: 0; color: var(--muted); }
.service-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.service-table th, .service-table td { padding: 16px 18px; border-bottom: 1px solid #E6EAF7; text-align: left; vertical-align: top; }
.service-table th { color: var(--title); background: #EEF3FF; }
.service-table tr:last-child td { border-bottom: 0; }
.quote-panel { padding: 30px; border-radius: 26px; background: linear-gradient(145deg,#16213E,#11182F); color: #EEF2FF; }
.quote-panel p { color: #C6CEE8; }
.cta-band { padding: 36px; border-radius: 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: var(--gradient); color: #fff; box-shadow: 0 24px 48px rgba(91,108,255,.24); }
.cta-band h2 { margin: 0 0 6px; color: #fff; }
.cta-band p { margin: 0; color: rgba(255,255,255,.86); }
.cta-band .ghost-btn { color: var(--brand); background: #fff; border: 0; flex-shrink: 0; }
.site-footer { background: #0B1024; color: #EEF2FF; padding: 66px 0 24px; }
.footer-grid { width: min(1200px, calc(100% - 36px)); margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 34px; }
.footer-grid h3 { margin: 0 0 14px; color: #fff; font-size: 16px; }
.footer-grid a { display: block; margin: 8px 0; color: #BFC8E6; text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-brand p { max-width: 380px; color: #BFC8E6; }
.footer-logo { margin-bottom: 18px; }
.footer-bottom { width: min(1200px, calc(100% - 36px)); margin: 42px auto 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; align-items: center; gap: 24px; color: #9DA8C8; font-size: 13px; }
.footer-bottom p { margin: 0; }
.footer-bottom div { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-bottom a { color: #C9D1EA; text-decoration: none; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1000px) {
    .nav-core { display: none; }
    .mobile-menu-button { display: inline-flex; order: 0; }
    .desktop-menu-button { display: none; }
    .site-logo { order: 1; margin: 0 auto; }
    .header-actions { order: 2; }
    .header-inner { gap: 10px; }
    .hero-grid, .page-hero-grid, .media-split { grid-template-columns: 1fr; }
    .hero-copy { text-align: center; }
    .hero-actions, .hero-points { justify-content: center; }
    .hero-visual { max-width: 720px; margin: 0 auto; }
    .media-split.reverse .media-copy, .media-split.reverse .media-figure { order: initial; }
    .highlight-grid { grid-template-columns: 1fr 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); }
    .card-grid.four { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / 4; }
}
@media (max-width: 760px) {
    body { padding-bottom: 70px; }
    .header-inner { width: min(100% - 22px, 1280px); min-height: 64px; }
    .site-logo img { max-width: 82px; max-height: 34px; }
    .site-logo strong { display: none; }
    .compact-btn { min-height: 36px; padding: 7px 13px; font-size: 12px; }
    .menu-button { width: 38px; height: 38px; border-radius: 12px; }
    .section { padding: 62px 0; }
    .section-sm { padding: 42px 0; }
    .section-head { align-items: flex-start; flex-direction: column; }
    .hero { padding-top: 54px; }
    .hero-copy h1 { font-size: 56px; }
    .hero-copy h2 { font-size: 28px; }
    .hero-copy p, .page-hero p { font-size: 15px; }
    .hero-actions { display: grid; grid-template-columns: 1fr; }
    .highlight-strip { margin-top: 0; padding-top: 18px; }
    .highlight-grid { grid-template-columns: 1fr; }
    .highlight-item:nth-child(even), .highlight-item + .highlight-item { border-left: 0; border-top: 1px solid var(--border); }
    .card-grid, .card-grid.two, .card-grid.four, .three-column-feature, .steps { grid-template-columns: 1fr; }
    .drawer-nav { grid-template-columns: 1fr; }
    .page-hero { padding-top: 46px; }
    .page-hero-grid { gap: 24px; }
    .cta-band { align-items: flex-start; flex-direction: column; padding: 28px; }
    .service-table { display: block; overflow-x: auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; }
    .footer-bottom { align-items: flex-start; flex-direction: column; }
    .mobile-bottom-nav { position: fixed; left: 10px; right: 10px; bottom: 10px; z-index: 9998; display: grid; grid-template-columns: repeat(4,1fr); padding: 7px; border: 1px solid rgba(255,255,255,.17); border-radius: 20px; background: rgba(11,16,36,.94); backdrop-filter: blur(12px); box-shadow: 0 16px 36px rgba(5,9,25,.3); }
    .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; min-height: 46px; color: #EEF2FF; text-decoration: none; font-size: 11px; }
    .mobile-bottom-nav span { color: var(--neon); font-size: 17px; line-height: 1; }
}
@media (max-width: 420px) {
    .container, .narrow { width: min(100% - 24px, 1200px); }
    .header-inner { width: calc(100% - 14px); }
    .compact-btn { padding-inline: 10px; }
    .hero-copy h1 { font-size: 48px; }
    .capsule { min-width: 100%; }
}