:root{--bg:#EEF6FA;--nav:#08263A;--title:#0A3B5A;--blue:#0E88C8;--deep:#075C91;--cyan:#18D4C6;--white:#fff;--text:#1F2D38;--muted:#5E7080;--soft:#8A9AA8;--footer:#061B2B;--shadow:0 14px 36px rgba(7,92,145,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75;padding-top:116px}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.wrap{width:min(1200px,calc(100% - 32px));margin-inline:auto}.site-header{position:fixed;inset:0 0 auto;z-index:9000;background:var(--nav);box-shadow:0 8px 24px rgba(7,92,145,.18)}.header-main{height:72px;display:flex;align-items:center;gap:24px}.site-logo{color:var(--cyan);font-size:28px;font-weight:800;letter-spacing:1px;white-space:nowrap}.nav-core{display:flex;gap:10px;flex:1;justify-content:center}.nav-core a{color:#EAF6FC;background:rgba(255,255,255,.08);border-radius:999px;padding:8px 16px}.nav-core a:hover,.nav-core a.active{color:var(--cyan);background:rgba(24,212,198,.12);box-shadow:inset 0 -2px 0 var(--cyan)}.header-actions{display:flex;align-items:center;gap:10px}.quick-btn{border:1px solid rgba(24,212,198,.45);background:transparent;color:#EAF6FC;border-radius:999px;padding:10px 16px;cursor:pointer}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0E88C8 0%,#075C91 52%,#18D4C6 100%);color:#fff;border-radius:999px;box-shadow:0 10px 24px rgba(7,92,145,.18);font-weight:700;padding:12px 22px}.main-btn.small{padding:9px 18px}.channel-strip{background:#E8F4FA}.channel-inner{height:44px;display:flex;align-items:center;gap:10px}.channel-strip a{color:var(--title);background:#fff;border:1px solid rgba(14,136,200,.14);border-radius:999px;padding:4px 14px}.channel-strip a:hover{color:var(--blue);border-color:rgba(24,212,198,.55);box-shadow:0 8px 18px 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button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(14,136,200,.26)}.slider-dots button.active{background:var(--cyan)}.mobile-banner-copy{display:none}.intro-section,.about-summary,.page-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;margin-block:44px}.intro-section img,.about-summary img,.hero-img{width:100%;max-height:320px;object-fit:contain;background:#fff;border-radius:20px;padding:10px}.section-kicker{color:var(--blue);font-weight:700}h1,h2,h3,.section-title{color:var(--title);line-height:1.3}h1{font-size:clamp(30px,4vw,52px);margin:.2em 0}.quick-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.card,.zone-card,.info-card,.review-card,.summary-card,.board-grid article{background:#fff;border:1px solid rgba(14,136,200,.14);box-shadow:var(--shadow);border-radius:18px}.zone-card,.card,.info-card,.review-card{padding:22px}.text-link,.zone-card a{color:var(--blue);font-weight:700}.summary-card{padding:26px;margin-block:38px}.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:40px}.board-grid article{padding:22px}.board-grid span,.num{color:var(--blue);font-weight:800}.two-col,.content-grid,.split-section{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-block:38px}.media-card img,.zone-card img{width:100%;height:200px;object-fit:contain;background:#F8FBFD;border-radius:14px}.horizontal-feature{display:grid;grid-template-columns:1fr .8fr 1fr;gap:28px;align-items:center;background:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow)}.horizontal-feature img{max-height:260px;object-fit:contain}.wall-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-block:38px}.prose 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@media(max-width:640px){body{padding-top:72px;padding-bottom:70px}.channel-strip{display:none}.header-main{height:72px}.header-actions{gap:6px}.main-btn.small{padding:8px 13px}.site-logo{font-size:24px}.banner-slider{height:210px;margin:16px auto 12px;border-radius:16px}.mobile-banner-copy{display:block;background:#fff;border-radius:0 0 16px 16px;padding:18px}.mobile-banner-copy h1{font-size:26px}.intro-section{margin-top:22px}.quick-grid,.two-col,.content-grid,.split-section,.wall-grid,.board-grid,.review-grid,.faq-mini,.footer-grid{grid-template-columns:1fr}.media-card img,.zone-card img{height:160px}.horizontal-feature{padding:20px}.slider-arrow{width:36px;height:36px}.mobile-bottom{position:fixed;z-index:8000;left:0;right:0;bottom:0;height:60px;background:#fff;border-top:1px solid rgba(14,136,200,.14);display:grid;grid-template-columns:repeat(4,1fr);align-items:center;text-align:center}.mobile-bottom a{color:var(--title);font-weight:700}.wrap{width:min(100% - 22px,1200px)}.page-hero{margin-block:24px}.intro-section img,.about-summary img{max-height:220px}}