:root{--bg:#f8fafc;--panel:#fff;--text:#0f172a;--muted:#64748b;--border:#e2e8f0;--pink:#f43f5e;--pink-hover:#e11d48;--blue:#3b82f6;--green:#16a34a}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}.topbar{background:var(--panel);border-bottom:1px solid var(--border);z-index:10;position:sticky;top:0}.topbar-inner{justify-content:space-between;align-items:center;gap:16px;max-width:1100px;margin:0 auto;padding:16px 20px;display:flex}.brand{background:linear-gradient(90deg, var(--pink), #fb7185, var(--blue));color:#0000;-webkit-background-clip:text;background-clip:text;font-size:20px;font-weight:800}.container{max-width:1100px;margin:0 auto;padding:24px 20px 64px}.search{gap:8px;margin:8px 0 24px;display:flex}.search input{border:1px solid var(--border);border-radius:10px;flex:1;padding:10px 14px;font-size:15px}.btn{background:var(--pink);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:10px 18px;font-size:15px;font-weight:600}.btn:hover{background:var(--pink-hover)}.btn:disabled{background:var(--muted);cursor:not-allowed}.btn-ghost{color:var(--pink);border:1px solid var(--pink);background:0 0}.grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px;display:grid}.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;flex-direction:column;gap:8px;padding:18px;transition:box-shadow .15s;display:flex}.card:hover{box-shadow:0 6px 20px #0f172a14}.card-name{font-size:16px;font-weight:700}.card-form{color:var(--muted);font-size:13px}.price{color:var(--text);font-size:20px;font-weight:800}.badge{border-radius:999px;width:fit-content;padding:3px 10px;font-size:12px;font-weight:600;display:inline-block}.badge-in{color:var(--green);background:#dcfce7}.badge-out{color:#b91c1c;background:#fee2e2}.muted{color:var(--muted)}.detail{background:var(--panel);border:1px solid var(--border);border-radius:16px;max-width:640px;padding:28px}.detail h1{margin:0 0 4px}.empty{background:var(--panel);border:1px dashed var(--border);text-align:center;color:var(--muted);border-radius:14px;padding:48px 24px}.footer{border-top:1px solid var(--border);color:var(--muted);text-align:center;padding:24px;font-size:13px}.form{flex-direction:column;gap:14px;max-width:420px;display:flex}.form label{margin-bottom:4px;font-size:14px;font-weight:600;display:block}.form input{border:1px solid var(--border);border-radius:10px;width:100%;padding:10px 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button{background:var(--bg);cursor:pointer;width:34px;height:34px;color:var(--text);border:none;font-size:18px;line-height:1}.qty button:hover{background:#eef2f7}.qty input{text-align:center;appearance:textfield;border:none;width:42px;padding:6px 0;font-size:15px}.qty input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.cart-amount{text-align:right;grid-area:amount;font-weight:700}.cart-remove{grid-area:remove;font-size:16px}.cart-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:18px;display:flex}@media (max-width:720px){.topbar-inner{padding:12px 16px}.container{padding:16px 16px 48px}.detail{padding:18px}.detail-cols{grid-template-columns:1fr;gap:14px}.detail-cols .product-img{max-width:220px}.cart-line{grid-template-columns:56px 1fr auto;grid-template-areas:"img name remove""img qty 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