:root{--bg:#F3FBFF;--panel:#fff;--soft:#F8FCFF;--line:#E2F4FD;--blue:#22AEEA;--deep:#147FB8;--text:#34465C;--muted:#5C6F82;--hint:#8797A9;--border:rgba(34,174,234,.12);--shadow:0 16px 38px rgba(31,133,184,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{font-weight:600;position:relative;padding:8px 2px}.nav-core a:hover,.nav-core a.active{color:var(--blue)}.nav-core a.active:after{content:"";position:absolute;left:50%;bottom:-10px;width:22px;height:3px;border-radius:999px;background:var(--blue);transform:translateX(-50%)}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#45C9F5 0%,#22AEEA 52%,#168ED4 100%);color:#fff;border-radius:999px;padding:11px 22px;font-weight:700;box-shadow:0 10px 24px rgba(34,174,234,.22)}.header-register{white-space:nowrap}.header-spacer{height:72px}.channel-bar{background:#fff;border-bottom:1px solid var(--border);overflow-x:auto;white-space:nowrap}.channel-scroll{display:flex;gap:4px;padding:7px 0}.channel-bar a{display:inline-flex;align-items:center;color:var(--muted);padding:8px 12px;border-radius:999px;font-size:14px}.channel-bar a:hover{color:var(--blue);background:rgba(34,174,234,.1)}.floating-service{position:fixed;right:18px;top:42%;z-index:50;display:flex;flex-direction:column;gap:8px}.floating-service a{background:#fff;color:var(--text);border:1px solid var(--border);box-shadow:0 12px 30px rgba(31,133,184,.12);border-radius:999px;padding:9px 12px;font-size:14px}.floating-service .register-link{background:linear-gradient(135deg,#45C9F5,#22AEEA 52%,#168ED4);color:#fff}.menu-toggle{display:none;border:0;background:transparent;padding:6px}.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);margin:5px}.mobile-drawer,.drawer-overlay,.mobile-bottom-nav{display:none}
.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:24px;background:var(--soft);box-shadow:var(--shadow);overflow:hidden;position:relative;height:320px}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;pointer-events:none}.slide.active{opacity:1;pointer-events:auto}.banner-slider img{width:100%;height:100%;object-fit:contain;background:var(--soft)}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.92);color:var(--deep);font-size:24px;box-shadow:0 8px 20px rgba(20,127,184,.18);cursor:pointer}.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:2}.slider-dots button{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.72);box-shadow:0 0 0 1px rgba(34,174,234,.25)}.slider-dots button.active{width:24px;border-radius:999px;background:var(--blue)}
.section{padding:42px 0}.section.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-title{color:var(--blue);font-size:30px;line-height:1.25;margin:0 0 12px}.section-title:after{content:"";display:block;width:44px;height:4px;border-radius:999px;background:var(--blue);margin-top:12px}.section-lead{color:var(--muted);max-width:780px;margin:0 0 24px}.hero-split,.info-split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}.content-img{width:100%;height:270px;object-fit:contain;background:#fff;border-radius:22px;border:1px solid var(--border);box-shadow:var(--shadow)}.quick-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.quick-item{padding:18px;border-left:4px solid var(--blue);background:#fff;border-radius:14px;box-shadow:0 10px 24px rgba(31,133,184,.08)}.quick-item strong{display:block;color:var(--deep);margin-bottom:5px}.dashboard{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.panel,.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:20px}.panel{padding:24px}.panel .num{color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}.panel h3{margin:8px 0;color:var(--deep)}.horizontal-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product-card{overflow:hidden;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 12px 28px rgba(31,133,184,.09)}.product-card img{width:100%;height:150px;object-fit:contain;background:var(--soft)}.product-card .body{padding:16px}.product-card h3{margin:0 0 7px;color:var(--deep);font-size:18px}.product-card p{margin:0;color:var(--muted);font-size:14px}.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.matrix .product-card img{height:145px}.notice-grid,.support-grid,.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.notice,.support-box,.faq-item{padding:22px;background:#fff;border:1px solid var(--border);border-radius:18px}.notice h3,.support-box h3,.faq-item h3{margin:0 0 8px;color:var(--deep)}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review-card{padding:22px}.review-card p{margin:0 0 12px}.review-card span{color:var(--hint);font-size:14px}.page-hero{padding:44px 0 24px}.page-hero .wrap{display:grid;grid-template-columns:1fr .8fr;gap:32px;align-items:center}.page-hero h1{font-size:38px;color:var(--blue);margin:0 0 14px}.page-hero p{color:var(--muted)}.page-hero img{width:100%;height:280px;object-fit:contain;background:#fff;border-radius:22px;border:1px solid var(--border);box-shadow:var(--shadow)}.article-grid{display:grid;grid-template-columns:2fr 1fr;gap:22px}.article{background:#fff;border:1px solid var(--border);border-radius:22px;padding:28px}.article h2,.article h3{color:var(--deep)}.sidebar{display:grid;gap:16px}.side-box{padding:20px;background:#fff;border:1px solid var(--border);border-radius:18px}.side-box h3{color:var(--deep);margin-top:0}.link-list a{display:block;padding:8px 0;border-bottom:1px dashed var(--line);color:var(--muted)}.cta-band{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px;border-radius:22px;background:linear-gradient(135deg,rgba(69,201,245,.12),rgba(34,174,234,.2));border:1px solid rgba(34,174,234,.18)}.cta-band h2{margin:0;color:var(--deep)}
footer{background:#163B57;color:#EAF7FE;margin-top:40px;padding:44px 0 20px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:30px}.footer-brand img{max-height:52px;width:auto;margin-bottom:14px}.footer-grid h3{color:#fff;margin-top:0}.footer-grid a{display:block;color:#dff4ff;padding:4px 0}.footer-note{border-top:1px solid rgba(255,255,255,.14);margin-top:28px;padding-top:18px;color:#bddbea;font-size:14px}
@media(max-width:900px){.horizontal-cards{grid-template-columns:repeat(2,1fr)}.matrix{grid-template-columns:repeat(2,1fr)}.quick-strip{grid-template-columns:repeat(2,1fr)}.dashboard{grid-template-columns:1fr}.reviews{grid-template-columns:1fr 1fr}.floating-service{display:none}.nav-core{gap:14px}.banner-slider{height:270px}.hero-split,.info-split,.page-hero .wrap,.article-grid{grid-template-columns:1fr}}
@media(max-width:680px){body{padding-bottom:64px}.container{width:min(100% - 22px,1180px)}.nav-core{display:none}.menu-toggle{display:block}.header-inner{min-height:62px;gap:10px}.header-spacer{height:62px}.logo img{max-height:42px}.header-register{padding:8px 14px;font-size:14px}.channel-scroll{overflow-x:auto}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:160;transform:translateX(-105%);transition:transform .28s ease;box-shadow:20px 0 50px rgba(20,127,184,.16);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-overlay{display:block;position:fixed;inset:0;background:rgba(15,45,65,.32);z-index:150;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line)}.drawer-head img{max-height:44px;width:auto}.drawer-head button{border:0;background:transparent;font-size:30px;color:var(--text)}.mobile-drawer nav{padding:10px 16px 24px}.mobile-drawer nav a{display:block;padding:11px 6px;border-bottom:1px solid #eef8fc;color:var(--text)}.drawer-open{overflow:hidden}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:120;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom-nav a{text-align:center;padding:12px 4px;color:var(--muted);font-size:14px}.banner-slider{height:185px;margin:14px 11px 24px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:20px}.section{padding:30px 0}.section-title{font-size:25px}.hero-split,.info-split{gap:20px}.content-img,.page-hero img{height:210px}.quick-strip,.horizontal-cards,.matrix,.notice-grid,.support-grid,.faq-grid,.reviews{grid-template-columns:1fr}.page-hero{padding-top:28px}.page-hero h1{font-size:30px}.article{padding:20px}.cta-band{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.product-card img{height:135px}.channel-bar a{padding:7px 10px}}