:root{--bg:#f6f7f9;--panel:#fff;--ink:#16202a;--muted:#637083;--line:#dfe4ea;--blue:#2457d6;--green:#11845b;--amber:#b76512;--red:#c43d3d;--shadow:0 18px 45px rgba(20,31,46,.08)}*{box-sizing:border-box}body{margin:0;background:linear-gradient(120deg,rgba(36,87,214,.08),transparent 34%),linear-gradient(240deg,rgba(17,132,91,.08),transparent 30%),var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}button,input,select,textarea{font:inherit}button{min-height:40px;border:0;border-radius:8px;background:var(--blue);color:#fff;padding:0 16px;cursor:pointer;font-weight:700}button:disabled{background:#9aa7b8;cursor:not-allowed}.ghost{background:#e9edf4;color:var(--ink)}.icon-btn{width:42px;padding:0;background:#eef1f6;color:var(--ink);font-size:26px;line-height:1}input,select,textarea{width:100%;min-height:42px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:10px 12px;outline:none}input[type=checkbox]{width:auto;min-height:auto}textarea{min-height:84px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(36,87,214,.14)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:1240px;margin:0 auto;padding:26px 22px 10px}.topbar h1,.section-head h2,.checkout h2,.dialog-head h2{margin:0;letter-spacing:0}.eyebrow{margin:0 0 4px;color:var(--green);font-size:12px;font-weight:800;text-transform:uppercase}.top-actions{display:flex;gap:10px}.shell{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px;max-width:1240px;margin:0 auto;padding:18px 22px 40px}.storefront,.checkout-inner{background:rgba(255,255,255,.9);border:1px solid rgba(223,228,234,.9);border-radius:8px;box-shadow:var(--shadow)}.storefront{padding:20px}.section-head{display:flex;align-items:start;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head p,.checkout p{margin:6px 0 0;color:var(--muted)}.lookup{display:grid;grid-template-columns:150px 210px 72px;gap:8px}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.product-card{display:grid;gap:12px;min-height:228px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:16px}.product-card h3,.product-card p{margin:0}.product-card p{color:var(--muted);line-height:1.55}.product-top,.price-row,.total-row,.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.tag,.stock,.status-pill{display:inline-flex;align-items:center;min-height:26px;border-radius:999px;padding:0 10px;font-size:12px;font-weight:800}.tag{background:#edf4ff;color:var(--blue)}.stock{background:#ecf8f2;color:var(--green)}.stock.empty{background:#fff0ec;color:var(--red)}.price-row{align-self:end;margin-top:auto}.price-row strong,.total-row strong{font-size:24px}.checkout{position:sticky;top:16px;align-self:start}.checkout-inner{padding:20px}#orderForm{display:grid;gap:12px;margin-top:18px}label{display:grid;gap:6px;color:var(--muted);font-size:14px;font-weight:700}.wide{width:100%}.delivery{margin-top:16px;border:1px solid #badfd0;border-radius:8px;background:#f0fbf6;padding:14px}.delivery h3{margin:0 0 8px}.codes{display:grid;gap:8px;margin-top:10px}.code{overflow-wrap:anywhere;white-space:pre-wrap;border:1px dashed #89c9af;border-radius:8px;background:#fff;padding:10px;font-family:"Cascadia Mono",Consolas,monospace;font-weight:700}dialog{width:min(980px,calc(100vw - 28px));max-height:calc(100vh - 28px);border:0;border-radius:8px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.24)}dialog::backdrop{background:rgba(10,16,24,.46)}.admin-panel{padding:20px;background:#fff}.admin-login,.admin-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin:16px 0}.admin-form textarea{grid-column:1/-1}.admin-edit-grid{display:grid;grid-template-columns:1fr 130px 110px 110px;gap:8px}.admin-edit-grid textarea{grid-column:1/-1}.admin-edit-grid button{justify-self:start}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0}.metric,.admin-item,.order-item{border:1px solid var(--line);border-radius:8px;padding:12px}.metric span{color:var(--muted);font-size:12px;font-weight:800}.metric strong{display:block;margin-top:4px;font-size:24px}.admin-section{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}.admin-list,.order-list{display:grid;gap:10px}.admin-item,.order-item{display:grid;gap:8px}.admin-item-row,.order-item-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.admin-item textarea{min-height:72px}.muted{color:var(--muted)}.status-pill.paid{background:#eaf8f2;color:var(--green)}.status-pill.failed{background:#fff0ec;color:var(--red)}.status-pill.pending_payment,.status-pill.created{background:#edf4ff;color:var(--blue)}@media(max-width:900px){.topbar,.section-head,.admin-item-row,.order-item-row{align-items:stretch;flex-direction:column}.shell{grid-template-columns:1fr}.checkout{position:static}.lookup,.admin-login,.admin-form,.admin-edit-grid{grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,1fr)}}@media(max-width:520px){.top-actions,.product-top,.price-row{align-items:stretch;flex-direction:column}.top-actions button,.price-row button{width:100%}.metrics{grid-template-columns:1fr}}