:root{--red:#D60000;--red-dark:#A90000;--ink:#1D222B;--muted:#5B6472;--soft:#87909E;--bg:#F4F5F7;--panel:#fff;--line:#DDE2EA;--section:#EEF1F5;--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(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75}body.drawer-open{overflow:hidden}.container{width:min(1180px,calc(100% - 36px));margin:auto}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.site-header{position:sticky;top:0;z-index:100;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;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap;flex:1}.nav-core a{font-weight:700;position:relative;padding:10px 8px}.nav-core a:hover,.nav-core a.active{color:var(--red);background:#f5f6f8;border-radius:10px}.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:-3px;width:22px;height:3px;border-radius:99px;background:var(--red);transform:translateX(-50%)}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#FF3030 0%,#D60000 52%,#980000 100%);color:#fff;border-radius:999px;padding:11px 22px;font-weight:800;box-shadow:0 10px 24px rgba(214,0,0,.22)}.header-register{flex:0 0 auto}.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)}.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(--ink);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}.menu-toggle{display:none;border:0;background:none;font-size:26px;color:var(--ink)}
main{min-height:60vh}.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:24px;background:var(--section);box-shadow:var(--shadow);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.slide.active{opacity:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:var(--section)}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:1px solid rgba(20,28,40,.12);background:rgba(255,255,255,.9);font-size:24px;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}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(29,34,43,.3);cursor:pointer}.slider-dot.active{background:var(--red);width:24px;border-radius:99px}
.section{padding:32px 0}.section.alt{background:var(--section)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}.section-title,h1,h2,h3{color:var(--red)}.section-title,h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.25}.section-kicker{color:var(--red);font-weight:800;letter-spacing:.08em;font-size:13px}.lead{font-size:18px;color:var(--muted)}.intro-split,.feature-split{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.intro-panel,.content-panel{background:#fff;border:1px solid rgba(20,28,40,.08);box-shadow:var(--shadow);border-radius:24px;padding:30px}.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);font-weight:700}.content-img{width:100%;height:280px;object-fit:contain;background:var(--section);border-radius:22px}.ticker{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}.ticker-item{background:#fff;padding:18px}.ticker-item b{display:block;color:var(--red);margin-bottom:5px}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.dashboard-card{background:#fff;border-top:4px solid var(--red);border-radius:18px;padding:24px;box-shadow:var(--shadow)}.dashboard-card p{color:var(--muted)}.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,1fr);gap:16px;overflow-x:auto;padding-bottom:8px}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product-card,.review-card,.faq-card,.notice-card{background:#fff;border:1px solid rgba(20,28,40,.08);box-shadow:var(--shadow);border-radius:20px;overflow:hidden}.product-card img{width:100%;height:150px;object-fit:contain;background:var(--section)}.product-body{padding:18px}.product-body h3{margin:0 0 6px}.product-body p{margin:0;color:var(--muted);font-size:15px}.notice-grid,.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.notice-card,.faq-card,.review-card{padding:22px}.reviews{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.review-card p{margin:0;color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border-left:4px solid var(--red);border-radius:14px;padding:18px 20px;box-shadow:0 8px 24px rgba(24,32,46,.06)}.faq-item h3{margin:0 0 6px}.faq-item p{margin:0;color:var(--muted)}.legal-strip{background:#fff;border:1px solid rgba(214,0,0,.16);border-radius:18px;padding:20px;color:var(--muted)}.page-hero{padding:34px 0 18px}.page-hero-inner{background:linear-gradient(135deg,#fff,#eef1f5);border-radius:24px;padding:34px;display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center;box-shadow:var(--shadow)}.page-hero h1{font-size:clamp(32px,5vw,52px);margin:0 0 14px}.page-hero p{color:var(--muted);font-size:17px}.page-hero img{width:100%;height:260px;object-fit:contain;border-radius:20px;background:#fff}.article-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}.article-main,.article-side{background:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow)}.article-main h2,.article-side h2{font-size:24px;margin-top:0}.points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.point{background:var(--section);padding:16px;border-radius:14px}.point b{color:var(--red)}
.site-footer{background:#11151C;color:#E7ECF3;margin-top:42px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px;padding:44px 0}.footer-brand img{max-height:50px;width:auto;margin-bottom:14px}.site-footer h3{color:#fff;margin-top:0}.site-footer a{display:block;color:#cfd6df;margin:7px 0}.footer-note{border-top:1px solid rgba(255,255,255,.1);padding:18px 0 28px;color:#aeb8c5;font-size:14px}.mobile-drawer,.drawer-overlay,.mobile-bottom-nav{display:none}
@media(max-width:980px){.floating-service{display:none}.product-grid{grid-template-columns:repeat(3,1fr)}.intro-split,.feature-split,.page-hero-inner{grid-template-columns:1fr}.article-grid{grid-template-columns:1fr}.content-img{height:240px}}
@media(max-width:720px){body{padding-bottom:66px}.container{width:min(100% - 24px,1180px)}.header-inner{min-height:62px;gap:10px}.nav-core{display:none}.menu-toggle{display:block;flex:0 0 42px}.logo img{max-height:42px}.header-register{padding:9px 15px;font-size:14px}.channel-inner{width:max-content;padding-left:12px;padding-right:12px}.banner-slider{margin:14px 12px 24px;height:clamp(150px,48vw,210px);border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:18px}.section{padding:24px 0}.ticker{grid-template-columns:1fr 1fr}.dashboard-grid,.product-grid,.notice-grid,.support-grid,.reviews,.points{grid-template-columns:1fr}.horizontal-scroll{grid-auto-columns:78%}.intro-panel,.content-panel,.article-main,.article-side{padding:22px}.content-img,.page-hero img{height:210px}.page-hero-inner{padding:24px}.drawer-overlay{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:199;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:200;transform:translateX(-100%);transition:.28s;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}.drawer-head img{max-height:42px;width:auto}.drawer-close{border:0;background:none;font-size:30px}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;padding:12px}.drawer-nav a{padding:11px 9px;border-bottom:1px solid #edf0f3;color:var(--ink);font-size:14px}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);z-index:150;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom-nav a{text-align:center;padding:12px 4px;color:var(--muted);font-size:14px}.mobile-bottom-nav a.active{color:var(--red);font-weight:800}.footer-grid{grid-template-columns:1fr;padding:34px 0}.site-footer{margin-top:28px}}