:root{--pri:#4f6ef7;--pri2:#7b5cf5;--bg:#f4f6fb;--card:#fff;--txt:#1f2937;--sub:#6b7280;--line:#e5e7eb;--ok:#10b981;--warn:#f59e0b;--err:#ef4444;--r:14px}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;background:var(--bg);color:var(--txt);font-size:15px;line-height:1.55}
a{color:var(--pri);text-decoration:none}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.hero{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;padding:26px 0 54px}
.hero .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.2);display:grid;place-items:center;font-weight:800;font-size:22px}
.brand h1{margin:0;font-size:22px;letter-spacing:.5px}
.brand p{margin:2px 0 0;opacity:.85;font-size:13px}
.nav{display:flex;gap:8px}
.nav button{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:999px;padding:7px 16px}
.nav button.on{background:#fff;color:var(--pri);border-color:#fff}
.main{margin-top:-34px;padding-bottom:40px}
.panel{background:var(--card);border-radius:var(--r);box-shadow:0 6px 24px rgba(31,41,55,.07);padding:18px}
.notice{display:flex;gap:10px;align-items:flex-start;margin-bottom:16px}
.notice .ic{flex:none;width:26px;height:26px;border-radius:8px;background:#eef2ff;color:var(--pri);display:grid;place-items:center;font-weight:700}
.notice div{white-space:pre-wrap;color:#374151}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0 16px}
.tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 15px;color:#374151}
.tabs button.on{background:var(--pri);border-color:var(--pri);color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.item{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:.15s;display:flex;flex-direction:column}
.item:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(79,110,247,.15);border-color:#c7d2fe}
.thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#e0e7ff,#ede9fe);display:grid;place-items:center;font-size:34px;font-weight:800;color:var(--pri);overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover}
.item .bd{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.item h3{margin:0;font-size:15.5px;font-weight:650;line-height:1.4}
.meta{display:flex;justify-content:space-between;align-items:center;margin-top:auto}
.price{color:var(--err);font-weight:750;font-size:18px}
.price small{font-size:12px;margin-right:1px}
.stock{font-size:12px;color:var(--sub);background:#f3f4f6;border-radius:999px;padding:2px 9px}
.stock.none{color:#9ca3af;background:#f3f4f6}
.item.sold{opacity:.62}
.empty{text-align:center;color:var(--sub);padding:40px 0}
.mask{position:fixed;inset:0;background:rgba(17,24,39,.5);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.mask.show{display:flex}
.modal{background:#fff;border-radius:18px;width:100%;max-width:480px;max-height:92vh;overflow:auto;padding:20px;position:relative}
.modal h2{margin:0 0 6px;font-size:19px;padding-right:30px}
.close{position:absolute;right:14px;top:12px;border:0;background:#f3f4f6;width:30px;height:30px;border-radius:50%;font-size:18px;line-height:1;color:#6b7280}
.desc{white-space:pre-wrap;color:#4b5563;background:#f9fafb;border-radius:10px;padding:10px 12px;margin:10px 0;font-size:14px;max-height:200px;overflow:auto}
.row{margin:12px 0}
.row label{display:block;font-size:13px;color:var(--sub);margin-bottom:6px}
.inp{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;outline:none}
.inp:focus{border-color:var(--pri);box-shadow:0 0 0 3px rgba(79,110,247,.12)}
.qty{display:flex;align-items:center;gap:8px}
.qty button{width:36px;height:36px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:18px}
.qty input{width:70px;text-align:center}
.pays{display:flex;gap:8px;flex-wrap:wrap}
.pays button{flex:1;min-width:100px;border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:9px}
.pays button.on{border-color:var(--pri);color:var(--pri);background:#eef2ff;font-weight:600}
.total{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}
.btn{border:0;border-radius:10px;padding:10px 20px;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;font-weight:600}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--pri);border:1px solid #c7d2fe}
.btn.sm{padding:6px 12px;font-size:13px}
.btn.block{width:100%;padding:12px}
.tip{font-size:12.5px;color:var(--sub);margin-top:8px}
.order{border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-top:12px}
.order .hd{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--sub)}
.order .nm{font-weight:650;margin:6px 0;color:var(--txt)}
.badge{display:inline-block;border-radius:999px;padding:1px 9px;font-size:12px;font-weight:600}
.b0{background:#fef3c7;color:#b45309}.b1{background:#d1fae5;color:#047857}.b2{background:#fee2e2;color:#b91c1c}.b3{background:#f3f4f6;color:#6b7280}
.cards{background:#0f172a;color:#e2e8f0;border-radius:10px;padding:10px 12px;font-family:ui-monospace,Consolas,monospace;font-size:13.5px;white-space:pre-wrap;word-break:break-all;margin-top:8px}
.toast{position:fixed;left:50%;top:22px;transform:translateX(-50%);background:#111827;color:#fff;padding:9px 18px;border-radius:999px;font-size:14px;z-index:99;opacity:0;transition:.2s;pointer-events:none;max-width:90vw}
.toast.show{opacity:1}
.foot{text-align:center;color:#9ca3af;font-size:12.5px;padding:20px 0 30px;white-space:pre-wrap}
.hide{display:none!important}
@media (max-width:560px){.hero{padding:18px 0 48px}.hero .wrap{flex-direction:column;align-items:flex-start}.brand h1{font-size:19px}.grid{grid-template-columns:repeat(2,1fr);gap:10px}.item h3{font-size:14px}.price{font-size:16px}.item .bd{padding:10px}.panel{padding:14px}}