*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFFFFF;color:#1F2329;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;padding-top:82px}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}p{margin:0 0 14px;color:#5D6673}.site-header{position:fixed;left:0;right:0;top:0;z-index:1000;background:rgba(255,255,255,0.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,0,0,0.08)}.header-inner{max-width:1380px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px;padding:0 24px}.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-size:15px;font-weight:700}.nav-core a:hover,.nav-core a.active{color:#C90000;background:rgba(201,0,0,0.08)}.register-btn,.main-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;min-height:42px;padding:10px 22px;font-weight:800;white-space:nowrap}.register-btn,.main-btn{background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFFFFF;box-shadow:0 10px 22px rgba(201,0,0,0.22)}.ghost-btn{background:#FFFFFF;color:#C90000;border:1px solid rgba(201,0,0,0.16)}.menu-toggle{display:none;border:0;background:#F6F7F9;color:#C90000;border-radius:14px;width:44px;height:44px;font-size:22px;font-weight:800}.site-shell{max-width:1380px;margin:0 auto;padding:24px;display:grid;grid-template-columns:210px minmax(0,1fr);gap:24px}.main-content{min-width:0}.side-category{position:sticky;top:98px;align-self:start;background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);border-radius:18px;box-shadow:0 12px 30px rgba(18,28,45,0.08);padding:16px;max-height:calc(100vh - 116px);overflow:auto}.side-category strong{display:block;color:#C90000;margin:2px 0 10px;font-size:16px}.side-category a{display:block;color:#1F2329;border-radius:12px;padding:8px 10px;font-size:14px;font-weight:700;margin:2px 0}.side-category a:hover,.side-category a.active{color:#C90000;background:rgba(201,0,0,0.08)}.section{margin-bottom:30px}.section-panel,.card,.zone-card,.info-card,.review-card,.faq-item,.inner-hero,.notice-panel{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:0 12px 30px rgba(18,28,45,0.08);border-radius:18px}.section-panel{padding:28px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}.section-title,h1,h2,h3{color:#C90000;line-height:1.28;margin:0 0 12px}.section-title{font-size:28px}.eyebrow{display:inline-flex;color:#C90000;background:rgba(201,0,0,0.08);font-weight:800;border-radius:999px;padding:4px 12px;margin-bottom:12px}.muted{color:#8A93A0}.action-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:18px}.banner-slider{width:100%;margin:0 0 34px;border-radius:22px;background:#F7F8FA;box-shadow:0 12px 30px rgba(18,28,45,0.08);overflow:hidden;position:relative;height:clamp(260px,30vw,360px)}.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}.banner-slider .slide.active{opacity:1;z-index:2}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#F7F8FA}.slider-prev,.slider-next{position:absolute;top:50%;z-index:5;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,0.86);color:#C90000;font-size:28px;line-height:1;box-shadow:0 8px 18px rgba(18,28,45,0.12);cursor:pointer}.slider-prev{left:18px}.slider-next{right:18px}.slider-dots{position:absolute;z-index:6;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.slider-dot{width:10px;height:10px;border:0;border-radius:50%;background:rgba(31,35,41,0.22);cursor:pointer}.slider-dot.active{background:#C90000}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.intro-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:22px;align-items:center}.intro-card{background:#F6F7F9;border-radius:18px;padding:24px;border:1px solid rgba(201,0,0,0.08)}.quick-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.quick-links a{background:#FFFFFF;border:1px solid rgba(201,0,0,0.12);border-radius:16px;padding:14px;color:#1F2329;font-weight:800}.quick-links a:hover{color:#C90000;background:rgba(201,0,0,0.05)}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.stat-card{background:linear-gradient(180deg,#F12B2B 0%,#C90000 65%,#A80000 100%);color:#FFFFFF;border-radius:18px;padding:20px;box-shadow:0 12px 26px rgba(201,0,0,0.18)}.stat-card strong{display:block;font-size:20px;margin-bottom:8px}.stat-card p{color:rgba(255,255,255,0.9);font-size:14px;margin:0}.grid{display:grid;gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.zone-card,.info-card,.review-card{padding:18px;overflow:hidden}.card img,.zone-card img,.info-card img,.content-img{width:100%;height:auto;max-height:230px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.product-card img{width:100%;height:170px;object-fit:contain;background:#F7F8FA;border-radius:14px;margin-bottom:14px}.horizontal-scroll{display:flex;gap:16px;overflow:auto;padding-bottom:6px}.horizontal-scroll .product-card{min-width:210px;max-width:220px;background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:0 12px 30px rgba(18,28,45,0.08);border-radius:18px;padding:15px}.tag{display:inline-flex;align-items:center;border-radius:999px;background:rgba(201,0,0,0.08);color:#C90000;font-size:13px;font-weight:800;padding:3px 10px;margin-bottom:10px}.inner-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:24px;align-items:center;padding:30px;margin-bottom:28px;background:linear-gradient(180deg,#FFFFFF 0%,#F6F7F9 100%)}.inner-hero h1{font-size:34px}.inner-hero-img img{width:100%;max-height:280px;object-fit:contain;background:#F7F8FA;border-radius:16px}.content-block{background:#FFFFFF;border:1px solid rgba(201,0,0,0.10);box-shadow:0 12px 30px rgba(18,28,45,0.08);border-radius:18px;padding:26px;margin-bottom:24px}.feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.feature-list li{list-style:none;background:#F6F7F9;border-radius:14px;padding:14px;color:#5D6673;border:1px solid rgba(201,0,0,0.08)}.feature-list ul{margin:0;padding:0}.review-card p{margin:0}.faq-list{display:grid;gap:14px}.faq-item{padding:18px}.faq-item strong{display:block;color:#1F2329;margin-bottom:8px}.notice-panel{padding:22px;background:#F6F7F9}.notice-panel p{margin-bottom:8px}.split-media{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:22px;align-items:center}.split-media img{max-height:260px;object-fit:contain;background:#F7F8FA;border-radius:16px}.site-footer{background:#11151C;color:#E7ECF3;margin-top:20px}.footer-inner{max-width:1380px;margin:0 auto;padding:34px 24px;display:grid;grid-template-columns:minmax(260px,1.2fr) minmax(220px,.8fr) minmax(260px,1fr);gap:24px}.footer-brand img{max-height:52px;width:auto;margin-bottom:14px}.footer-brand p,.footer-note p{color:#C6CEDA}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.footer-links a{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.09);border-radius:14px;color:#E7ECF3;padding:11px 12px}.drawer-mask,.mobile-drawer,.mobile-bottom-nav{display:none}@media(max-width:1180px){.site-shell{display:block;max-width:980px}.side-category{display:none}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:820px){body{padding-top:70px;padding-bottom:74px}.header-inner{min-height:66px;padding:0 14px;display:grid;grid-template-columns:54px 1fr auto;gap:10px}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.logo{justify-self:center}.logo img{max-height:44px}.nav-core{display:none}.register-btn{min-height:38px;padding:8px 16px}.site-shell{padding:16px}.banner-slider{height:clamp(150px,48vw,210px);border-radius:18px;margin-bottom:22px}.slider-prev,.slider-next{width:34px;height:34px;font-size:22px}.slider-prev{left:10px}.slider-next{right:10px}.section-panel,.content-block,.inner-hero{padding:20px}.section-head{display:block}.section-title{font-size:24px}.intro-grid,.inner-hero,.split-media{grid-template-columns:1fr}.quick-links{grid-template-columns:1fr 1fr}.grid.two,.grid.three,.grid.four,.feature-list{grid-template-columns:1fr}.card img,.zone-card img,.info-card img,.content-img{max-height:190px}.product-card img{height:145px}.footer-inner{grid-template-columns:1fr}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(17,21,28,0.42);z-index:1200;opacity:0;pointer-events:none;transition:.25s}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:82vw;max-width:320px;background:#FFFFFF;z-index:1300;transform:translateX(-105%);transition:transform .25s ease;box-shadow:18px 0 40px rgba(18,28,45,0.18);overflow:auto}.drawer-open{overflow:hidden}.drawer-open .drawer-mask{opacity:1;pointer-events:auto}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(201,0,0,0.10)}.drawer-head img{max-height:42px;width:auto}.drawer-close{width:38px;height:38px;border:0;border-radius:12px;background:#F6F7F9;color:#C90000;font-size:26px}.drawer-nav{display:grid;gap:6px;padding:14px}.drawer-nav a{padding:12px 14px;border-radius:14px;background:#F6F7F9;color:#1F2329;font-weight:800}.drawer-nav a.active,.drawer-nav a:hover{color:#C90000;background:rgba(201,0,0,0.08)}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;height:62px;background:#FFFFFF;border-top:1px solid #E7EAF0;z-index:1000}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;color:#5D6673;font-size:14px;font-weight:800}.mobile-bottom-nav a.active{color:#C90000}}@media(max-width:480px){.quick-links{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr}.inner-hero h1{font-size:28px}.horizontal-scroll .product-card{min-width:185px}.footer-links{grid-template-columns:1fr}}