:root{
  --bg:#f3f5f6;
  --surface:#ffffff;
  --surface-2:#eceef0;
  --ink:#14181c;
  --ink-soft:#4b535c;
  --ink-faint:#7a828a;
  --accent:#e2a33b;
  --accent-deep:#a86c17;
  --accent-ink:#241a05;
  --teal:#1f8a82;
  --danger:#c0392b;
  --ok:#1f8a5c;
  --line:rgba(20,24,28,0.12);
  --line-strong:rgba(20,24,28,0.22);
  --radius:14px;
  --shadow:0 1px 2px rgba(20,24,28,0.06), 0 8px 24px -12px rgba(20,24,28,0.18);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#12151a; --surface:#1a1e25; --surface-2:#20252c;
    --ink:#ecedef; --ink-soft:#a7adb5; --ink-faint:#7c838c;
    --accent:#f0b44e; --accent-deep:#f6c877; --accent-ink:#241a05;
    --teal:#3fc2b4; --danger:#e0685c; --ok:#3fd08a;
    --line:rgba(236,237,239,0.12); --line-strong:rgba(236,237,239,0.22);
    --shadow:0 1px 2px rgba(0,0,0,0.3), 0 12px 28px -14px rgba(0,0,0,0.6);
  }
}
*{box-sizing:border-box;}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:"IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{ font-family:"Unbounded","IBM Plex Sans",sans-serif; font-weight:700; margin:0; letter-spacing:-0.01em; text-wrap:balance;}
p{margin:0;}
a{color:inherit;}
.mono{font-family:"IBM Plex Mono", ui-monospace, monospace;}
.wrap{max-width:1080px; margin:0 auto; padding:0 24px;}
.eyebrow{
  font-family:"IBM Plex Mono", monospace; font-size:12.5px; letter-spacing:0.14em;
  text-transform:uppercase; color:var(--accent-deep); display:inline-flex; align-items:center; gap:8px;
}
.eyebrow::before{content:""; width:7px; height:7px; border-radius:50%; background:var(--accent); display:inline-block;}

header.site{ position:sticky; top:0; z-index:20; background:var(--bg); border-bottom:1px solid var(--line);}
.nav{display:flex; align-items:center; justify-content:space-between; padding:16px 24px; gap:16px;}
.brand{display:flex; align-items:baseline; gap:2px; font-family:"Unbounded",sans-serif; font-weight:700; font-size:18px; text-decoration:none;}
.brand .dot{color:var(--accent-deep);}
.navlinks{display:flex; gap:24px; list-style:none; margin:0; padding:0; font-size:14.5px; align-items:center;}
.navlinks a{text-decoration:none; color:var(--ink-soft);}
.navlinks a:hover{color:var(--ink);}
.cart-pill{
  display:inline-flex; align-items:center; gap:6px; background:var(--surface-2);
  border:1px solid var(--line); border-radius:999px; padding:6px 12px; font-size:13.5px; text-decoration:none; color:var(--ink);
}
.cart-pill b{font-family:"IBM Plex Mono",monospace;}

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:11px 20px;
  border-radius:999px; font-size:14.5px; font-weight:500; text-decoration:none; border:1px solid transparent;
  cursor:pointer; white-space:nowrap; transition:transform .15s ease, background .15s ease, border-color .15s ease;
  font-family:inherit;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--accent); color:var(--accent-ink);}
.btn-primary:hover{background:var(--accent-deep);}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--ink-faint);}
.btn-danger{background:transparent; color:var(--danger); border-color:var(--danger);}
.btn-block{width:100%;}
.btn:disabled{opacity:.5; cursor:not-allowed; transform:none;}

main{padding:40px 0 64px;}
.page-head{margin-bottom:28px;}
.page-head h1{font-size:clamp(24px,3vw,32px); margin-top:8px;}
.page-head p{color:var(--ink-soft); font-size:15px; margin-top:8px; max-width:56ch;}

.cat-filter{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:24px;}
.cat-filter a{
  font-size:13.5px; padding:7px 14px; border-radius:999px; border:1px solid var(--line-strong);
  text-decoration:none; color:var(--ink-soft);
}
.cat-filter a.active{background:var(--ink); color:var(--bg); border-color:var(--ink);}

.grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px;}
.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:20px; display:flex; flex-direction:column; gap:10px;
}
.card .icon{width:34px; height:34px; color:var(--accent-deep);}
.card h3{font-size:15.5px;}
.card .cat-tag{font-size:11.5px; color:var(--ink-faint); font-family:"IBM Plex Mono",monospace; text-transform:uppercase; letter-spacing:.06em;}
.card p.desc{font-size:13.5px; color:var(--ink-soft); line-height:1.5; flex:1;}
.card .price-row{display:flex; align-items:center; justify-content:space-between; margin-top:6px;}
.card .price{font-family:"IBM Plex Mono",monospace; font-size:16px;}
.card a.details{font-size:13px; text-decoration:underline; color:var(--ink-soft);}

.product-view{display:grid; grid-template-columns:1fr 1.2fr; gap:36px; align-items:start;}
.product-visual{
  background:var(--surface); border:1px solid var(--line); border-radius:20px; aspect-ratio:1/1;
  display:flex; align-items:center; justify-content:center;
}
.product-visual svg{width:96px; height:96px; color:var(--accent-deep);}
.product-info h1{font-size:26px; margin:10px 0 14px;}
.product-price{font-family:"IBM Plex Mono",monospace; font-size:24px; margin:14px 0 18px;}
.qty-form{display:flex; gap:10px; align-items:center; margin-bottom:18px;}
.qty-form input[type=number]{
  width:72px; padding:10px; border-radius:10px; border:1px solid var(--line-strong); background:var(--surface);
  color:var(--ink); font-size:14px; font-family:"IBM Plex Mono",monospace;
}

table.simple{width:100%; border-collapse:collapse; font-size:14px;}
table.simple th{text-align:left; font-size:12px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); padding:0 10px 10px; font-weight:500;}
table.simple td{padding:14px 10px; border-top:1px solid var(--line); vertical-align:middle;}
table.simple tr:first-child td{border-top:none;}
.cart-table-wrap{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:8px 12px; overflow-x:auto;}
.qty-inline{display:flex; align-items:center; gap:8px;}
.qty-inline input{width:56px; padding:6px; border-radius:8px; border:1px solid var(--line-strong); background:var(--surface); color:var(--ink); font-family:"IBM Plex Mono",monospace; text-align:center;}
.icon-btn{background:none; border:none; color:var(--ink-faint); cursor:pointer; font-size:16px; line-height:1;}
.icon-btn:hover{color:var(--danger);}

.cart-summary{
  display:flex; justify-content:space-between; align-items:center; padding:18px 20px; margin-top:16px;
  background:var(--surface-2); border-radius:var(--radius); border:1px solid var(--line);
}
.cart-summary .total{font-family:"IBM Plex Mono",monospace; font-size:20px;}

.form-grid{display:grid; gap:14px; max-width:480px;}
.form-grid label{font-size:13.5px; color:var(--ink-soft); display:flex; flex-direction:column; gap:6px;}
.form-grid input, .form-grid textarea, .form-grid select{
  padding:11px 13px; border-radius:10px; border:1px solid var(--line-strong); background:var(--surface);
  color:var(--ink); font-size:14.5px; font-family:inherit;
}
.form-grid textarea{resize:vertical; min-height:70px;}

.checkout-grid{display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:start;}
.order-box{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:20px;}
.order-box .row{display:flex; justify-content:space-between; font-size:14px; padding:8px 0; border-bottom:1px solid var(--line);}
.order-box .row:last-child{border-bottom:none;}

.pay-box{
  background:var(--surface); border:1px solid var(--line); border-radius:20px; padding:28px;
  display:flex; flex-direction:column; align-items:center; text-align:center; gap:16px;
}
.qr-holder{background:#fff; padding:14px; border-radius:12px; border:1px solid var(--line);}
.pay-details{background:var(--surface-2); border-radius:12px; padding:14px 18px; font-size:13.5px; text-align:left; width:100%;}
.pay-details .row{display:flex; justify-content:space-between; padding:5px 0; gap:10px;}
.pay-details b{font-family:"IBM Plex Mono",monospace; font-weight:500; text-align:right;}
.pay-note{font-size:12.5px; color:var(--ink-faint); max-width:44ch;}

.status-pill{
  display:inline-flex; align-items:center; gap:6px; font-size:12px; padding:4px 10px; border-radius:999px;
  font-family:"IBM Plex Mono",monospace; text-transform:uppercase; letter-spacing:.04em;
}
.status-new{background:rgba(226,163,59,.16); color:var(--accent-deep);}
.status-paid{background:rgba(31,138,92,.16); color:var(--ok);}
.status-shipped{background:rgba(31,138,130,.16); color:var(--teal);}
.status-done{background:var(--surface-2); color:var(--ink-soft);}
.status-cancelled{background:rgba(192,57,43,.14); color:var(--danger);}

.empty-state{
  text-align:center; padding:60px 20px; color:var(--ink-soft); background:var(--surface);
  border:1px dashed var(--line-strong); border-radius:var(--radius);
}

footer{border-top:1px solid var(--line); padding:24px 0 32px; margin-top:20px;}
.foot-row{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; font-size:13px; color:var(--ink-faint);}

.alert{padding:12px 16px; border-radius:10px; font-size:13.5px; margin-bottom:16px;}
.alert-error{background:rgba(192,57,43,.1); color:var(--danger); border:1px solid rgba(192,57,43,.25);}
.alert-ok{background:rgba(31,138,92,.1); color:var(--ok); border:1px solid rgba(31,138,92,.25);}

.admin-shell{display:flex; min-height:100vh;}
.admin-side{width:220px; flex:none; background:var(--surface); border-right:1px solid var(--line); padding:20px 16px;}
.admin-side a{display:block; padding:10px 12px; border-radius:8px; text-decoration:none; color:var(--ink-soft); font-size:14px; margin-bottom:4px;}
.admin-side a.active, .admin-side a:hover{background:var(--surface-2); color:var(--ink);}
.admin-main{flex:1; padding:28px 32px;}
.admin-login-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px;}
.admin-login-box{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:32px; width:100%; max-width:360px;}

@media (max-width:860px){
  .grid{grid-template-columns:repeat(2,1fr);}
  .product-view{grid-template-columns:1fr;}
  .checkout-grid{grid-template-columns:1fr;}
  .admin-shell{flex-direction:column;}
  .admin-side{width:100%; border-right:none; border-bottom:1px solid var(--line); display:flex; gap:4px; overflow-x:auto;}
}
@media (max-width:600px){
  .grid{grid-template-columns:1fr;}
  .navlinks{gap:14px;}
}