:root{--red:#d60000;--deep:#980000;--text:#1d222b;--muted:#5b6472;--bg:#f4f5f7;--soft:#eef1f5;--line:#dde2ea;--white:#fff;--shadow:0 16px 38px rgba(24,32,46,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.72}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(20,28,40,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;gap:22px;white-space:nowrap}.nav-core a{font-weight:600;position:relative;padding:8px 6px}.nav-core a:hover,.nav-core a.active{color:var(--red)}.nav-core a.active:after{content:"";position:absolute;left:50%;bottom:-10px;width:22px;height:3px;border-radius:999px;background:var(--red);transform:translateX(-50%)}.register-button,.main-btn{background:linear-gradient(135deg,#ff3030 0%,#d60000 52%,#980000 100%);color:#fff;border-radius:999px;padding:11px 22px;font-weight:700;box-shadow:0 10px 22px rgba(214,0,0,.18);white-space:nowrap}.channel-bar{background:#fff;border-top:1px solid rgba(20,28,40,.05);overflow-x:auto;white-space:nowrap}.channel-inner{display:flex;gap:6px;padding:7px 0}.channel-bar a{display:inline-flex;align-items:center;color:var(--muted);padding:7px 12px;border-radius:999px;font-size:14px}.channel-bar a:hover,.channel-bar a.active{color:var(--red);background:rgba(214,0,0,.08)}.menu-button{display:none;border:0;background:none;padding:8px}.menu-button span{display:block;width:22px;height:2px;background:var(--text);margin:4px 0}.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 rgba(20,28,40,.08);box-shadow:0 12px 30px rgba(24,32,46,.08);border-radius:999px;padding:9px 12px;font-size:14px}.floating-service .register-link{background:linear-gradient(135deg,#ff3030,#d60000 52%,#980000);color:#fff}.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:24px;background:var(--soft);box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.slides,.slide{height:100%}.slide{display:none}.slide.active{display:block}.banner-slider img{width:100%;height:100%;object-fit:contain;background:var(--soft)}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.9);font-size:24px;cursor:pointer}.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}.slider-dots button{width:9px;height:9px;border:0;border-radius:50%;background:rgba(255,255,255,.55);padding:0}.slider-dots button.active{background:var(--red)}.section{padding:34px 0}.section.alt{background:var(--soft)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}.section-title{margin:0;color:var(--red);font-size:clamp(24px,3vw,36px)}.section-title:after{content:"";display:block;width:52px;height:4px;background:var(--red);border-radius:999px;margin-top:8px}.section-lead{color:var(--muted);max-width:740px}.intro-grid,.feature-split,.app-split,.support-split{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.content-panel{background:#fff;border:1px solid rgba(20,28,40,.08);border-radius:22px;padding:28px;box-shadow:var(--shadow)}.content-panel p{color:var(--muted)}.quick-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.quick-links a{padding:9px 14px;border:1px solid rgba(214,0,0,.16);border-radius:999px;color:var(--red);background:#fff}.ticker-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-radius:18px;overflow:hidden}.ticker-item{background:#fff;padding:20px}.ticker-item strong{display:block;color:var(--red);margin-bottom:7px}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.dashboard-col{background:linear-gradient(180deg,#fff,#f8f9fb);border-top:4px solid var(--red);border-radius:18px;padding:24px;box-shadow:var(--shadow)}.dashboard-col p{color:var(--muted)}.media-box img{width:100%;height:280px;object-fit:contain;background:var(--soft);border-radius:22px}.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(210px,1fr);gap:16px;overflow-x:auto;padding-bottom:8px}.product-card{background:#fff;border:1px solid rgba(20,28,40,.08);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.product-card img{width:100%;height:150px;object-fit:contain;background:var(--soft)}.product-card .body{padding:16px}.product-card p{color:var(--muted);font-size:14px}.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.matrix .item{background:#fff;border-left:4px solid var(--red);padding:18px;border-radius:14px;box-shadow:var(--shadow)}.matrix .item img{height:130px;width:100%;object-fit:contain;background:var(--soft);border-radius:10px;margin-bottom:12px}.notice-list,.faq-list{display:grid;gap:12px}.notice-list article,.faq-list details{background:#fff;border:1px solid rgba(20,28,40,.08);border-radius:14px;padding:16px}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review{background:#fff;border-radius:18px;padding:20px;box-shadow:var(--shadow);border-top:3px solid var(--red)}.review p{color:var(--muted)}.page-hero{padding:44px 0 20px}.page-hero h1{font-size:clamp(32px,5vw,52px);color:var(--red);margin:0 0 12px}.page-hero p{color:var(--muted);max-width:760px}.page-layout{padding:20px 0 50px}.article-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.article-card{background:#fff;border-radius:20px;padding:24px;box-shadow:var(--shadow)}.article-card img{width:100%;height:230px;object-fit:contain;background:var(--soft);border-radius:14px;margin-bottom:16px}.site-footer{background:#11151c;color:#e7ecf3;padding:46px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand img{max-height:50px;width:auto;margin-bottom:16px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#cfd5df;margin:8px 0}.compliance{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:20px;color:#b7c0cc;font-size:14px}.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}
@media(max-width:1000px){.floating-service{display:none}.matrix{grid-template-columns:repeat(2,1fr)}.reviews{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:64px}.header-inner{min-height:64px;gap:12px}.nav-core{display:none}.menu-button{display:block}.logo img{max-height:42px}.register-button{padding:9px 15px}.channel-inner{width:max-content;min-width:100%;padding-left:12px;padding-right:12px}.banner-slider{margin:14px 16px 24px;height:clamp(150px,47vw,210px);border-radius:16px}.slider-arrow{width:34px;height:34px}.intro-grid,.feature-split,.app-split,.support-split,.article-grid{grid-template-columns:1fr}.ticker-row{grid-template-columns:1fr 1fr}.dashboard-grid{grid-template-columns:1fr}.matrix{grid-template-columns:1fr 1fr}.reviews{grid-template-columns:1fr}.media-box img,.article-card img{height:210px}.footer-grid{grid-template-columns:1fr}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:90;background:#fff;border-top:1px solid var(--line);height:58px}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px}.mobile-bottom-nav a.active{color:var(--red);font-weight:700}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:98;opacity:0;pointer-events:none;transition:.25s}.drawer-mask.show{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:99;transform:translateX(-100%);transition:.25s;overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--line)}.drawer-head img{max-height:42px;width:auto}.drawer-head button{border:0;background:none;font-size:30px}.mobile-drawer nav{padding:12px}.mobile-drawer a{display:block;padding:12px 10px;border-radius:10px;color:var(--text)}.mobile-drawer a.active{color:var(--red);background:rgba(214,0,0,.07)}.drawer-open{overflow:hidden}.section{padding:26px 0}.content-panel{padding:20px}}
@media(max-width:480px){.ticker-row,.matrix{grid-template-columns:1fr}.shell{width:min(100% - 22px,1180px)}}