:root{--navy: #163b64;--navy-strong: #102d4f;--gold: #d3ad59;--orange: #ff6033;--ink: #061133;--muted: #667085;--line: #e7e9ee;--surface: #ffffff;--page: #f7f8fb;font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,Arial,sans-serif;color:var(--ink);background:var(--surface)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}.site-header{position:sticky;top:0;z-index:20;height:70px;background:var(--navy)}.nav-shell{width:min(1500px,calc(100% - 64px));height:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{border:0;padding:0;color:#fff;background:transparent;font-size:clamp(22px,2.1vw,34px);font-weight:900;letter-spacing:0;white-space:nowrap}.main-nav{display:flex;align-items:center;gap:42px;font-size:15px;font-weight:700}.main-nav a{color:#fff;text-decoration:none}.main-nav a.active{color:#f1ca62}.nav-actions{display:flex;align-items:center;gap:18px}.icon-button,.cart-button{height:40px;border:0;border-radius:8px;color:#fff;background:transparent;display:flex;align-items:center;justify-content:center}.icon-button{width:40px}.cart-button{position:relative;min-width:92px;padding:0 12px;gap:7px}.cart-button em{font-style:normal;font-size:14px;font-weight:800}.cart-button span{position:absolute;top:-5px;right:2px;min-width:18px;height:18px;border-radius:18px;background:var(--orange);color:#fff;font-size:12px;line-height:18px;text-align:center;font-weight:800}.login-button{min-width:66px;height:42px;border:0;border-radius:7px;color:#071736;background:var(--gold);font-weight:700}.hero{min-height:480px;background:linear-gradient(90deg,#163b64eb,#163b6400 12%,#163b6400 88%,#163b64db),url(/assets/hero-mountains.png) center / cover no-repeat}.hero-inner{width:min(1500px,calc(100% - 64px));min-height:480px;margin:0 auto;padding:28px 0 80px;display:flex;flex-direction:column;justify-content:center}.hero-mark{display:flex;align-items:center;gap:116px;color:#ffffffc7;font-size:22px;margin-bottom:38px}.hero-mark img{width:86px;height:86px;object-fit:contain}.hero h1{margin:0 0 24px;color:#fff;font-size:clamp(38px,4.5vw,62px);line-height:1.12;letter-spacing:0;max-width:920px;font-weight:900}.hero p{margin:0 0 32px;color:#fff;font-size:clamp(20px,2.1vw,30px)}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.primary-cta,.secondary-cta{height:60px;padding:0 33px;border-radius:6px;display:inline-flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-weight:900;font-size:18px}.primary-cta{background:var(--orange)}.secondary-cta{border:2px solid #fff;background:#0a26432e}.about-section,.products-section{padding:98px 0 64px}.section-title{width:min(920px,calc(100% - 48px));margin:0 auto 44px;text-align:center}.section-title h2{margin:0;font-size:clamp(32px,3vw,42px);font-weight:900;letter-spacing:0}.section-title span{display:block;width:82px;height:4px;margin:18px auto 22px;background:var(--gold)}.section-title p{margin:0;color:#24314f;font-size:18px}.about-copy{width:min(820px,calc(100% - 48px));margin:0 auto;color:#14264a;font-size:18px;line-height:1.78;text-align:center}.stat-grid{width:min(880px,calc(100% - 48px));margin:58px auto 10px;display:grid;grid-template-columns:repeat(3,1fr);text-align:center;gap:34px}.stat-grid strong{display:block;color:var(--gold);font-size:42px;line-height:1.1;margin-bottom:12px}.stat-grid span{color:#18233e}.products-section{background:#fff;padding-top:40px}.product-grid{width:min(1500px,calc(100% - 64px));margin:0 auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 34px}.product-card{overflow:hidden;background:#fff;border-radius:8px;box-shadow:0 5px 18px #0e203a26;border:1px solid rgba(6,17,51,.04)}.product-image-wrap{aspect-ratio:2.15 / 1;overflow:hidden;background:#eef1f4}.product-image-wrap img{width:100%;height:100%;object-fit:cover;display:block}.product-body{padding:18px}.product-body h3{margin:0 0 12px;font-size:22px;line-height:1.24;font-weight:900}.product-body p{min-height:40px;margin:0 0 12px;color:#233555;font-size:15px;line-height:1.45}.rating{display:flex;align-items:center;gap:10px;color:var(--gold);margin-bottom:16px}.rating span{font-size:19px;letter-spacing:0}.rating b{color:#4b5b77;font-size:14px;font-weight:500}.price-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.price-row div{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}.price-row strong{color:var(--orange);font-size:24px}.price-row span{color:#9aa3b3;text-decoration:line-through;font-size:15px}.product-actions button,.admin-top button,.wide-button{min-height:42px;border:0;border-radius:6px;background:var(--navy);color:#fff;font-weight:900;display:inline-flex;align-items:center;justify-content:center;gap:8px}.product-actions{display:grid;grid-template-columns:minmax(0,1fr) 112px;gap:10px}.product-actions button{padding:0 14px}.product-actions .add-cart-button{border:1px solid var(--navy);background:#fff;color:var(--navy)}.product-actions .buy-now-button{background:var(--navy);color:#fff}.contact-section{background:var(--navy);color:#fff;margin-top:42px}.contact-inner{width:min(1500px,calc(100% - 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