*{box-sizing:border-box}body{margin:0;background:#FFFFFF;color:#1F2329;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:#C90000}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,.08)}.header-inner{max-width:1240px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px;padding:0 22px}.logo img{max-height:52px;width:auto}.nav-core{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#1F2329;background:#F6F7F9;border-radius:999px;padding:10px 16px;font-weight:700}.nav-core a:hover,.nav-core a.active{color:#C90000;background:rgba(201,0,0,.08)}.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:11px 24px;font-weight:800;box-shadow:0 10px 20px rgba(201,0,0,.22);border:0}.main-btn:hover{transform:translateY(-1px)}.menu-btn{display:none;background:#fff;border:1px solid rgba(201,0,0,.12);border-radius:12px;width:42px;height:42px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-btn span{width:20px;height:2px;background:#C90000}.page-layout{max-width:1390px;margin:0 auto;display:grid;grid-template-columns:190px minmax(0,1fr);gap:22px;padding:18px 22px 0}.main-content{min-width:0}.side-category{position:sticky;top:96px;align-self:start;background:#fff;border:1px solid rgba(201,0,0,.10);border-radius:18px;box-shadow:0 12px 30px rgba(18,28,45,.08);padding:16px}.side-category strong{display:block;color:#C90000;margin-bottom:10px}.side-category nav{display:grid;gap:5px}.side-category a{color:#1F2329;border-radius:12px;padding:8px 10px;font-size:14px}.side-category a:hover,.side-category a.active{color:#C90000;background:rgba(201,0,0,.08)}.section{margin:0 auto 28px;max-width:1180px}.section-head{margin-bottom:16px}.section-kicker,.tag,.num,.badge{color:#C90000;font-weight:800}.section-title,h1,h2,h3{color:#C90000;line-height:1.25}h1{font-size:40px;margin:0 0 12px}h2{font-size:28px;margin:0 0 10px}h3{font-size:20px;margin:0 0 8px}p{color:#5D6673;margin:0 0 12px}.banner-slider{max-width:1180px;margin:24px auto 34px;border-radius:22px;background:#F7F8FA;box-shadow:0 12px 30px rgba(18,28,45,.08);overflow:hidden;position:relative;height:340px}.banner-slider .slide{display:none;width:100%;height:100%}.banner-slider .slide.active{display:block}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border-radius:50%;border:1px solid rgba(201,0,0,.14);background:rgba(255,255,255,.88);color:#C90000;font-size:22px;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-radius:50%;border:0;background:rgba(201,0,0,.25);cursor:pointer}.slider-dots button.active{background:#C90000}.card,.zone-card,.info-card,.review-card,.product-card{background:#fff;border:1px solid rgba(201,0,0,.10);box-shadow:0 12px 30px rgba(18,28,45,.08);border-radius:18px;padding:22px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.hero-intro{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}.hero-intro img,.feature-img,.zone-card img,.info-card img,.content-img{width:100%;max-height:250px;object-fit:contain;background:#F7F8FA;border-radius:14px}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:12px}.stat-card{border-left:4px solid #C90000}.pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.pill{background:#F6F7F9;border:1px solid rgba(201,0,0,.10);padding:8px 12px;border-radius:999px;color:#1F2329}.soft{background:#F6F7F9;border-radius:22px;padding:26px}.notice{border:1px solid rgba(201,0,0,.12);background:#FFF7F7}.text-link{font-weight:800;color:#C90000}.site-footer{background:#11151C;color:#E7ECF3;margin-top:40px;padding:42px 22px 18px}.footer-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.site-footer p,.site-footer a{color:#E7ECF3cc;display:block;margin:6px 0}.footer-note{max-width:1180px;margin:24px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#E7ECF3cc}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:10000}.drawer-mask.show{display:block}.mobile-drawer{position:fixed;left:-340px;top:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:10001;transition:.25s;padding:16px;overflow:auto}.mobile-drawer.open{left:0}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.close-btn{border:0;background:#F6F7F9;color:#C90000;border-radius:50%;width:36px;height:36px;font-size:24px}.drawer-links{display:grid;gap:8px}.drawer-links a{color:#1F2329;padding:10px 12px;border-radius:12px;background:#F6F7F9}.mobile-bottom-nav{display:none}.no-scroll{overflow:hidden}@media(max-width:1120px){.page-layout{display:block;max-width:1180px}.side-category{display:none}.nav-core{display:none}.menu-btn{display:flex}.header-inner{min-height:66px;gap:10px}.header-btn{padding:9px 16px}.banner-slider{height:260px}.grid-4{grid-template-columns:repeat(2,1fr)}body{padding-bottom:68px}.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 rgba(201,0,0,.12);z-index:9998}.mobile-bottom-nav a{text-align:center;padding:10px 4px;color:#1F2329;font-weight:700}.mobile-bottom-nav a:hover{color:#C90000}}@media(max-width:720px){.page-layout{padding:12px}.logo img{max-height:42px}.banner-slider{height:190px;margin:16px auto 22px;border-radius:16px}.slider-arrow{width:34px;height:34px}.grid-2,.grid-3,.grid-4,.hero-intro{grid-template-columns:1fr}h1{font-size:30px}h2{font-size:24px}.card,.zone-card,.info-card,.review-card,.product-card{padding:18px}.hero-intro img,.feature-img,.zone-card img,.info-card img,.content-img{max-height:210px}.product-card img{height:145px}.footer-grid{grid-template-columns:1fr}.site-footer{padding-bottom:86px}}