:root {
    --bg: #F4FBFF;
    --surface: #FFFFFF;
    --surface-soft: #EAF7FF;
    --surface-pale: #F2FAFF;
    --primary: #1CA8F6;
    --primary-bright: #38C7FF;
    --primary-dark: #0877C9;
    --cyan: #7FE4FF;
    --ink: #223044;
    --ink-strong: #1D2A3A;
    --muted: #5F7082;
    --muted-light: #7A8A9A;
    --footer: #082A46;
    --shadow: 0 16px 40px rgba(8,119,201,.09);
    --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 100;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 24px rgba(8,119,201,.08);
}
.header-main { height: 72px; display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 28px; }
.brand-logo { display: inline-flex; align-items: center; width: 156px; height: 48px; }
.brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.nav-core { display: flex; justify-content: center; gap: 10px; min-width: 0; }
.nav-core a { color: var(--ink-strong); position: relative; font-weight: 650; padding: 10px 14px; border-radius: 999px; white-space: nowrap; }
.nav-core a:hover, .nav-core a.active { color: var(--primary); background: rgba(28,168,246,.07); }
.nav-core a.active::after { content: ""; position: absolute; left: 50%; bottom: -8px; width: 28px; height: 3px; border-radius: 999px; background: var(--primary); transform: translateX(-50%); }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 24px; border-radius: 999px; color: #fff; font-weight: 750; background: linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%); box-shadow: 0 12px 26px rgba(8,119,201,.18); transition: .2s ease; }
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(8,119,201,.24); }
.header-register { flex: 0 0 auto; }
.channel-bar { background: rgba(234,247,255,.88); border-top: 1px solid rgba(28,168,246,.10); border-bottom: 1px solid rgba(28,168,246,.10); overflow-x: auto; scrollbar-width: thin; }
.channel-inner { display: flex; align-items: center; gap: 8px; min-height: 48px; white-space: nowrap; }
.channel-bar a { color: var(--muted); padding: 7px 13px; border-radius: 999px; font-size: 14px; }
.channel-bar a:hover, .channel-bar a.active { color: var(--primary-dark); background: rgba(28,168,246,.09); }
.site-main { padding-top: 144px; min-height: 70vh; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 0; border-radius: 12px; background: var(--surface-soft); padding: 10px; }
.menu-toggle span { display: block; height: 2px; margin: 5px 0; border-radius: 2px; background: var(--primary-dark); }
.banner-slider { width: min(1180px, calc(100% - 40px)); height: clamp(280px, 31vw, 370px); margin: 24px auto 34px; border-radius: 22px; background: #fff; box-shadow: 0 16px 40px rgba(8,119,201,.10); overflow: hidden; position: relative; z-index: 1; }
.banner-slider .slide { display: none; width: 100%; height: 100%; }
.banner-slider .slide.active { display: block; }
.banner-slider img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.slider-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 44px; height: 44px; border: none; border-radius: 999px; background: rgba(255,255,255,.9); color: var(--primary); box-shadow: 0 8px 20px rgba(8,119,201,.14); cursor: pointer; }
.slider-arrow:hover { background: #fff; color: var(--primary-dark); }
.slider-arrow.prev { left: 16px; }
.slider-arrow.next { right: 16px; }
.slider-dots { position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); display: flex; gap: 8px; z-index: 3; }
.slider-dots button { width: 10px; height: 10px; padding: 0; border-radius: 50%; border: none; background: rgba(28,168,246,.28); cursor: pointer; }
.slider-dots button.active { background: var(--primary); box-shadow: 0 0 0 4px rgba(255,255,255,.7); }
.section { padding: 34px 0; }
.section-tight { padding: 20px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.section-kicker { display: block; color: var(--primary); font-weight: 800; letter-spacing: .08em; font-size: 13px; }
h1,h2,h3,.section-title { color: var(--primary-dark); line-height: 1.32; margin-top: 0; }
h1 { font-size: clamp(32px, 4vw, 52px); margin-bottom: 18px; }
h2 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 12px; }
h3 { font-size: 20px; margin-bottom: 8px; }
p { margin: 0 0 14px; }
.lead { color: var(--muted); font-size: 17px; max-width: 820px; }
.hero-panel { display: grid; grid-template-columns: 1.15fr .85fr; gap: 32px; align-items: center; padding: 36px; background: linear-gradient(135deg,#fff 0%,#edf8ff 100%); border: 1px solid rgba(28,168,246,.12); border-radius: 28px; box-shadow: var(--shadow); }
.hero-panel.no-image { grid-template-columns: 1fr; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 24px; }
.text-link { color: var(--primary-dark); font-weight: 750; }
.text-link:hover { color: var(--primary); }
.hero-visual { min-height: 260px; display: flex; align-items: center; justify-content: center; border-radius: 22px; background: rgba(255,255,255,.74); padding: 14px; overflow: hidden; }
.hero-visual img { width: 100%; max-height: 300px; object-fit: contain; }
.quick-pills { display: flex; flex-wrap: wrap; gap: 12px; }
.quick-pill { flex: 1 1 220px; min-height: 120px; padding: 18px; background: #fff; border: 1px solid rgba(28,168,246,.12); border-radius: 18px; box-shadow: 0 10px 28px rgba(8,119,201,.06); }
.quick-pill strong { color: var(--primary-dark); display: block; margin-bottom: 5px; }
.quick-pill p { color: var(--muted); font-size: 14px; margin-bottom: 8px; }
.intro-strip { padding: 24px 28px; border-radius: 20px; background: linear-gradient(120deg,#fff,#eaf7ff); border: 1px solid rgba(28,168,246,.12); box-shadow: 0 10px 28px rgba(8,119,201,.06); }
.grid-2,.grid-3,.grid-4 { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3,minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4,minmax(0,1fr)); }
.card,.zone-card,.info-card,.review-card,.faq-item { background: #fff; border: 1px solid rgba(28,168,246,.12); box-shadow: var(--shadow); border-radius: 20px; }
.card,.info-card,.review-card { padding: 24px; }
.info-card .num { color: var(--primary); font-weight: 900; font-size: 13px; letter-spacing: .12em; }
.zone-card { overflow: hidden; }
.zone-card .image-wrap { height: 180px; padding: 14px; display: flex; align-items: center; justify-content: center; background: var(--surface-pale); }
.zone-card img { width: 100%; height: 100%; object-fit: contain; }
.zone-card .card-body { padding: 22px; }
.feature-list { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.feature-list li { position: relative; padding-left: 22px; color: var(--muted); }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; border-radius: 50%; background: linear-gradient(135deg,var(--primary-bright),var(--primary-dark)); }
.wall-card { min-height: 100%; }
.review-card p { color: var(--muted); }
.review-card strong { color: var(--primary-dark); }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 20px 22px; }
.faq-item h3 { font-size: 18px; }
.faq-item p { color: var(--muted); margin-bottom: 0; }
.page-hero { padding: 26px 0 14px; }
.page-content { padding: 24px 0 52px; }
.page-grid { display: grid; grid-template-columns: 1fr 320px; gap: 26px; align-items: start; }
.content-stack { display: grid; gap: 20px; }
.content-block { padding: 26px; background: #fff; border: 1px solid rgba(28,168,246,.12); border-radius: 22px; box-shadow: var(--shadow); }
.content-block p:last-child { margin-bottom: 0; }
.content-img { width: 100%; max-height: 300px; object-fit: contain; padding: 14px; border-radius: 20px; background: var(--surface-pale); border: 1px solid rgba(28,168,246,.10); }
.side-panel { position: sticky; top: 146px; display: grid; gap: 16px; }
.side-card { padding: 22px; border-radius: 20px; background: linear-gradient(145deg,#fff,#eaf7ff); border: 1px solid rgba(28,168,246,.12); box-shadow: 0 14px 34px rgba(8,119,201,.08); }
.side-card a { display: block; padding: 8px 0; color: var(--primary-dark); font-weight: 700; }
.notice-box { padding: 22px 24px; border-radius: 18px; background: #eaf7ff; border-left: 4px solid var(--primary); color: var(--muted); }
.notice-box strong { color: var(--primary-dark); }
.floating-service { position: fixed; right: 18px; top: 42%; z-index: 60; display: grid; gap: 8px; width: 104px; }
.floating-service a,.floating-service button { min-height: 42px; padding: 8px 10px; border-radius: 13px; border: 1px solid rgba(28,168,246,.14); background: #fff; color: var(--primary-dark); box-shadow: 0 14px 30px rgba(8,119,201,.10); text-align: center; cursor: pointer; }
.floating-service .register-link { background: linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%); color: #fff; border: 0; }
.site-footer { background: var(--footer); color: #EAF8FF; padding-top: 54px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3,1fr); gap: 34px; }
.footer-brand img { width: 150px; height: 52px; object-fit: contain; filter: brightness(0) invert(1); margin-bottom: 14px; }
.site-footer h2 { color: #fff; font-size: 17px; }
.site-footer a { display: block; color: #ccecff; padding: 5px 0; }
.site-footer a:hover { color: #fff; }
.site-footer p { color: #bdd8e8; }
.compliance-note { margin-top: 34px; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.12); color: #c7e2f0; font-size: 14px; }
.footer-bottom { text-align: center; padding: 18px 20px; background: rgba(0,0,0,.12); color: #b8d8ea; font-size: 14px; }
.mobile-drawer { position: fixed; inset: 0 auto 0 0; width: min(84vw,320px); background: #fff; z-index: 130; transform: translateX(-102%); transition: transform .24s ease; box-shadow: 18px 0 50px rgba(8,42,70,.20); overflow-y: auto; }
.mobile-drawer.open { transform: translateX(0); }
.drawer-head { position: sticky; top: 0; display: flex; align-items: center; justify-content: space-between; padding: 16px; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(28,168,246,.12); }
.drawer-head img { width: 142px; height: 44px; object-fit: contain; }
.drawer-close { width: 40px; height: 40px; border: 0; border-radius: 12px; background: var(--surface-soft); color: var(--primary-dark); font-size: 28px; line-height: 1; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 16px; }
.drawer-nav a { padding: 11px 12px; border-radius: 12px; color: var(--ink); background: var(--surface-pale); }
.drawer-nav a.active { color: var(--primary-dark); background: #dff3ff; font-weight: 800; }
.drawer-overlay { position: fixed; inset: 0; z-index: 120; background: rgba(8,42,70,.46); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.show { opacity: 1; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1180px) {
    .floating-service { display: none; }
    .page-grid { grid-template-columns: 1fr 280px; }
}
@media (max-width: 900px) {
    .header-main { grid-template-columns: 150px 1fr auto; gap: 14px; }
    .nav-core { gap: 2px; }
    .nav-core a { padding-inline: 9px; font-size: 14px; }
    .grid-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .grid-3 { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .hero-panel { grid-template-columns: 1fr; }
    .page-grid { grid-template-columns: 1fr; }
    .side-panel { position: static; 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: 720px) {
    .container { width: min(100% - 28px,1180px); }
    .site-main { padding-top: 72px; padding-bottom: 70px; }
    .header-main { height: 72px; grid-template-columns: 44px 1fr auto; gap: 10px; }
    .menu-toggle { display: block; }
    .brand-logo { width: 132px; height: 44px; justify-self: center; }
    .nav-core,.channel-bar { display: none; }
    .header-register { min-height: 38px; padding: 0 17px; font-size: 14px; }
    .banner-slider { width: calc(100% - 28px); height: clamp(170px, 52vw, 220px); margin-top: 18px; border-radius: 16px; }
    .slider-arrow { width: 38px; height: 38px; }
    .slider-arrow.prev { left: 9px; }
    .slider-arrow.next { right: 9px; }
    .section { padding: 26px 0; }
    .section-head { align-items: start; flex-direction: column; gap: 8px; }
    .hero-panel { padding: 24px 20px; gap: 20px; border-radius: 22px; }
    .hero-visual { min-height: 190px; }
    .hero-visual img { max-height: 230px; }
    .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; }
    .zone-card .image-wrap { height: 160px; }
    .page-hero { padding-top: 20px; }
    .content-block { padding: 22px 18px; }
    .side-panel { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; }
    .mobile-bottom-nav { position: fixed; inset: auto 0 0; z-index: 90; height: 62px; display: grid; grid-template-columns: repeat(4,1fr); align-items: stretch; background: rgba(255,255,255,.96); backdrop-filter: blur(12px); border-top: 1px solid rgba(28,168,246,.14); box-shadow: 0 -8px 26px rgba(8,119,201,.08); padding-bottom: env(safe-area-inset-bottom); }
    .mobile-bottom-nav a { display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 14px; font-weight: 700; }
    .mobile-bottom-nav a.active { color: var(--primary-dark); background: rgba(28,168,246,.07); }
}
@media (max-width: 420px) {
    .brand-logo { width: 118px; }
    .header-register { padding: 0 14px; }
    .drawer-nav { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-grid > div:last-child { grid-column: auto; }
}