*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#1f2329;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.shell{width:min(1280px,calc(100% - 32px));margin:auto}.site-header{position:fixed;inset:0 0 auto;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;justify-content:center;gap:10px;white-space:nowrap;flex-wrap:nowrap;margin-left:auto}.nav-core a{color:#1f2329;background:#f6f7f9;border-radius:999px;padding:9px 16px;font-weight:700;transition:.2s}.nav-core a:hover,.nav-core a.active{color:#c90000;background:rgba(201,0,0,.08)}.register-btn,.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#f12b2b 0%,#c90000 55%,#a80000 100%);color:#fff;border-radius:999px;padding:10px 22px;font-weight:800;box-shadow:0 8px 20px rgba(201,0,0,.2);white-space:nowrap}.menu-toggle{display:none;border:0;background:transparent;width:42px;padding:8px}.menu-toggle span{display:block;height:2px;background:#1f2329;margin:5px 0}.page-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:26px;padding-top:98px}.side-category{position:sticky;top:96px;align-self:start;background:#fff;border:1px solid rgba(201,0,0,.1);border-radius:18px;box-shadow:0 12px 30px rgba(18,28,45,.08);padding:16px;max-height:calc(100vh - 116px);overflow:auto}.side-category strong{display:block;color:#c90000;margin:0 8px 10px}.side-category nav{display:grid;gap:5px}.side-category a{padding:7px 10px;color:#1f2329;border-radius:12px;font-size:14px}.side-category a:hover,.side-category a.active{color:#c90000;background:rgba(201,0,0,.08);font-weight:700}.main-content{min-width:0}.banner-slider{margin:0 0 34px;border-radius:22px;background:#f7f8fa;box-shadow:0 12px 30px rgba(18,28,45,.08);overflow:hidden;position:relative;height:clamp(260px,29vw,360px)}.slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .45s}.slide.active{opacity:1;pointer-events:auto}.slide img{width:100%;height:100%;object-fit:contain;background:#f7f8fa}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.75);background:rgba(17,21,28,.45);color:#fff;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;z-index:3}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.65);padding:0}.slider-dot.active{width:24px;border-radius:99px;background:#c90000}.section{padding:40px 0}.section.soft{background:#f6f7f9;border-radius:24px;padding:36px 28px;margin:18px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.eyebrow{color:#c90000;font-size:13px;font-weight:800;letter-spacing:.12em}.section-title,h1,h2,h3{color:#c90000}h1{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:0 0 16px}h2{font-size:clamp(24px,3vw,34px);line-height:1.3;margin:0 0 10px}h3{margin:0 0 8px}.lead{font-size:17px;color:#5d6673}.hero-copy{display:grid;grid-template-columns:1.25fr .75fr;gap:30px;align-items:center;padding:28px 0 40px}.quick-links{display:flex;gap:10px;flex-wrap:wrap}.quick-links a{padding:9px 14px;border:1px solid rgba(201,0,0,.14);border-radius:999px;color:#c90000;background:#fff}.stat-grid,.grid-3,.grid-4,.review-grid,.faq-grid,.product-grid{display:grid;gap:18px}.stat-grid{grid-template-columns:repeat(4,1fr);background:#c90000;color:#fff;padding:22px;border-radius:20px}.stat-grid h3{color:#fff}.stat-grid p{margin:0;color:#ffecec}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4,.product-grid{grid-template-columns:repeat(4,1fr)}.review-grid{grid-template-columns:repeat(2,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card,.faq-item{background:#fff;border:1px solid rgba(201,0,0,.1);box-shadow:0 12px 30px rgba(18,28,45,.08);border-radius:18px;padding:20px}.card p,.zone-card p,.info-card p,.review-card p,.faq-item p{color:#5d6673;margin:6px 0}.product-card{overflow:hidden;padding:0}.product-card img{width:100%;height:170px;object-fit:contain;background:#f7f8fa}.product-card .card-body{padding:16px}.media-split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.content-img{width:100%;height:270px;object-fit:contain;background:#f7f8fa;border-radius:20px;border:1px solid rgba(201,0,0,.08)}.horizontal-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(210px,1fr);gap:16px;overflow-x:auto;padding:6px 2px 18px;scroll-snap-type:x mandatory}.horizontal-scroll>*{scroll-snap-align:start}.notice-list{display:grid;gap:12px}.notice-list article{display:grid;grid-template-columns:70px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid #e8e9ec}.notice-list strong{color:#c90000}.page-hero{padding:36px 0 20px}.page-hero img{width:100%;height:280px;object-fit:contain;background:#f7f8fa;border-radius:22px;margin-top:24px}.bullet-list{padding-left:20px}.bullet-list li{margin:8px 0}.callout{border-left:4px solid #c90000;background:#f6f7f9;padding:18px 20px;border-radius:0 16px 16px 0}.site-footer{margin-top:60px;background:#11151c;color:#e7ecf3;padding:46px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px}.footer-brand img{max-height:48px;margin-bottom:14px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#c8d0da;margin:6px 0}.footer-note{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:18px;color:#aeb8c5;font-size:14px}.mobile-drawer,.drawer-mask,.mobile-bottom-nav{display:none}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}@media(max-width:1120px){.page-layout{grid-template-columns:1fr}.side-category{display:none}.grid-4,.product-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){body{padding-bottom:70px}.shell{width:min(100% - 22px,1280px)}.header-inner{min-height:64px;gap:10px}.nav-core{display:none}.menu-toggle{display:block}.logo img{max-height:42px}.register-btn{padding:8px 15px;font-size:14px}.page-layout{padding-top:78px}.banner-slider{height:clamp(150px,48vw,210px);border-radius:14px}.slider-prev,.slider-next{width:34px;height:34px}.hero-copy,.media-split{grid-template-columns:1fr}.stat-grid,.grid-3,.grid-4,.product-grid,.review-grid,.faq-grid{grid-template-columns:1fr}.section{padding:28px 0}.section.soft{padding:24px 16px;border-radius:18px}.product-card img{height:145px}.content-img,.page-hero img{height:210px}.footer-grid{grid-template-columns:1fr}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:120;background:#fff;border-top:1px solid #ddd;box-shadow:0 -6px 18px rgba(18,28,45,.08);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom-nav a{text-align:center;padding:11px 4px 9px;color:#5d6673;font-size:13px}.mobile-bottom-nav a.active{color:#c90000;font-weight:800}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(17,21,28,.46);z-index:130;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:82%;max-width:320px;background:#fff;z-index:140;transform:translateX(-102%);transition:.28s;overflow:auto}.mobile-drawer.open{transform:none}.drawer-head{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:14px;border-bottom:1px solid #eee}.drawer-close{border:0;background:#f6f7f9;border-radius:50%;width:38px;height:38px;font-size:27px}.mobile-drawer nav{padding:12px}.mobile-drawer nav a{display:block;padding:11px 12px;border-radius:10px}.mobile-drawer nav a.active{color:#c90000;background:rgba(201,0,0,.08);font-weight:800}.drawer-open{overflow:hidden}.horizontal-scroll{grid-auto-columns:78%}}
