:root{--bg:#ededed;--card:#fff;--ink:#222a38;--mut:#6b7380;--brand:#2f7bea;--navy:#17335e;--ok:#1fa463;--err:#d93025;--line:#e6e6e6;--yellow:#ffd23f}
.brand{display:flex;align-items:center}.brand img{display:block}
.foot{display:flex;gap:12px;align-items:center;justify-content:center;padding:28px 16px;margin-top:20px;background:var(--navy);color:#fff;font-size:14px}.foot span{color:#c8d3e6}
*{box-sizing:border-box}body{margin:0;font:16px/1.45 system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}button,input,select{font:inherit}
.top{position:sticky;top:0;z-index:5;display:flex;gap:16px;align-items:center;padding:10px 16px;background:var(--yellow);box-shadow:0 1px 2px #0003}
.brand{text-decoration:none}
.search{flex:1;display:flex;max-width:640px;box-shadow:0 1px 2px #0003;border-radius:4px;overflow:hidden;background:#fff}.search input{flex:1;padding:11px 14px;border:0;border-radius:0;background:#fff;color:var(--ink)}
.search button{border-radius:0;background:#fff;color:#666;border-left:1px solid var(--line);font-weight:500}
button{cursor:pointer;border:0;border-radius:6px;padding:10px 16px;background:var(--brand);color:#fff;font-weight:600}
button.ghost{background:#e3edfb;color:var(--brand);border:0}button:disabled{opacity:.5;cursor:default}
.cartbtn{background:transparent;color:#333;font-weight:500;padding:6px 8px}
.cartbtn span{background:#333;color:var(--yellow);border-radius:99px;padding:0 7px;margin-left:4px;font-size:13px}
.banner{background:#fff4d6;color:#5b4300;padding:8px 16px;font-size:14px;text-align:center}
main{max-width:1100px;margin:0 auto;padding:16px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.chip{background:var(--card);color:var(--ink);font-weight:500;border-radius:99px;box-shadow:0 1px 2px #0002}.chip.on{background:var(--brand);color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.card{background:var(--card);border-radius:6px;padding:12px;display:flex;flex-direction:column;gap:8px;box-shadow:0 1px 2px #0002;transition:box-shadow .15s}.card:hover{box-shadow:0 4px 14px #0003}
.card .price{font-weight:400;font-size:22px}.card button{background:#e3edfb;color:var(--brand)}
.card img{width:100%;aspect-ratio:1;object-fit:contain;border-radius:8px;background:#fff}
.card h3{font-size:14px;font-weight:500;margin:0;min-height:40px}.price{font-size:20px;font-weight:700}.mut{color:var(--mut);font-size:13px}
.panel{background:var(--card);box-shadow:0 1px 2px #0002;border-radius:6px;padding:16px;margin-bottom:14px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media(max-width:700px){.two{grid-template-columns:1fr}.top{flex-wrap:wrap}.search{order:3;flex-basis:100%;max-width:none}}
.two img{width:100%;max-height:380px;object-fit:contain;background:#fff;border-radius:12px}
label{display:block;font-size:13px;color:var(--mut);margin:8px 0 3px}
input,select{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink)}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.drawer{position:fixed;right:0;top:0;bottom:0;width:min(420px,100%);background:var(--card);z-index:20;padding:16px;overflow:auto;box-shadow:-8px 0 30px #0004}
.drawer-head{display:flex;justify-content:space-between;align-items:center}.drawer-head button{background:transparent;color:var(--ink)}
.overlay{position:fixed;inset:0;background:#0006;z-index:10}
.line{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}.line img{width:56px;height:56px;object-fit:contain;background:#fff;border-radius:6px}
.line .t{flex:1;font-size:14px}.qty{display:flex;align-items:center;gap:6px}.qty button{padding:2px 9px}
.opt{display:flex;gap:10px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:8px;margin:6px 0;cursor:pointer}.opt input{width:auto}
.err{color:var(--err);font-size:14px;margin:6px 0}.ok{color:var(--ok)}.tot{display:flex;justify-content:space-between;padding:4px 0}.tot.big{font-size:18px;font-weight:700}