:root{--navy:#10172B;--blue:#527BFF;--purple:#8066E8;--ink:#25314A;--muted:#73809A;--line:#E5EAF3;--bg:#F5F7FC}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif;font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}.topbar{display:flex;align-items:center;gap:24px;padding:14px clamp(16px,4vw,48px);background:rgba(255,255,255,.9);border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.logo{font-weight:800;letter-spacing:4px;font-size:18px;color:var(--navy)}.topbar nav{display:flex;gap:20px;font-size:14px;color:var(--muted)}.topbar nav a:hover{color:var(--blue)}.wrap{max-width:1180px;margin:0 auto;padding:26px clamp(14px,4vw,40px) 70px}.hero{background:linear-gradient(135deg,#10172B,#1B2A4A 55%,#2E4FA8);color:#fff;border-radius:20px;padding:44px clamp(20px,4vw,48px);margin-bottom:34px}.hero h1{font-size:clamp(24px,3.4vw,36px);margin:0 0 10px;line-height:1.3}.hero p{color:#D6E0FF;margin:0;max-width:36em}.sec-head{display:flex;align-items:baseline;gap:14px;margin:34px 0 16px;flex-wrap:wrap}.sec-head h2{margin:0;font-size:21px;color:var(--navy)}.sec-head p{margin:0;color:var(--muted);font-size:13px}.stores{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:14px;gap:14px}.store{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;position:relative;transition:.15s}.store:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:14px 0 0 14px;background:var(--accent)}.store:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(25,42,75,.09)}.store h3{margin:6px 0 4px;font-size:16.5px;color:var(--navy)}.store p{margin:0 0 10px;color:var(--muted);font-size:13px;min-height:2.6em}.store .go{color:var(--accent);font-size:13px;font-weight:600}.badge{display:inline-block;font-size:10.5px;letter-spacing:1px;color:var(--muted);background:#F0F4FC;border-radius:4px;padding:2px 8px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));grid-gap:16px;gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.15s}.card:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(25,42,75,.1)}.thumb{height:146px;display:grid;place-items:center;font-size:44px;background:radial-gradient(circle at 70% 20%,color-mix(in srgb,var(--accent) 26%,#fff),#F4F7FD 70%)}.card-body{padding:13px 15px 15px}.storeline{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}.storeline i{width:6px;height:6px;border-radius:50%;background:var(--accent)}.card h3{font-size:14.5px;margin:6px 0 8px;line-height:1.45;color:var(--navy);min-height:2.9em}.row{display:flex;justify-content:space-between;align-items:center}.price{font-size:17px;font-weight:700;color:var(--navy)}.muted{font-size:12.8px}.crumb,.muted{color:var(--muted)}.crumb{font-size:13px;margin-bottom:14px}.product{display:grid;grid-template-columns:1fr 1fr;grid-gap:30px;gap:30px;align-items:start}.p-media{min-height:330px;border-radius:18px;display:grid;place-items:center;font-size:88px;background:radial-gradient(circle at 65% 25%,color-mix(in srgb,var(--accent) 30%,#fff),#F4F7FD 72%);border:1px solid var(--line)}.p-info h1{font-size:25px;margin:8px 0 10px;color:var(--navy);line-height:1.35}.p-info .desc{color:var(--muted);margin:0 0 18px}.btn{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:10px;padding:11px 20px;font-size:14.5px;font-weight:600;cursor:pointer;font-family:inherit}.btn:hover{background:#3E66E8}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.field{display:block;margin:0 0 14px}.field span{display:block;font-size:12.5px;color:var(--muted);margin-bottom:5px}.field input,.field select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14.5px;background:#fff;font-family:inherit}.foot{text-align:center;color:var(--muted);font-size:12.5px;padding:26px;border-top:1px solid var(--line)}@media(max-width:860px){.product{grid-template-columns:1fr}.topbar nav{display:none}}