:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #eef0f4;
  --text-dim: #9aa2b1;
  --accent: #4f7cff;
  --accent-hover: #3d64e0;
  --success: #2fb872;
  --danger: #e0525c;
  --radius: 10px;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

header.site-header {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
header.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header.site-header .brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}
header.site-header .brand:hover { text-decoration: none; }

main { padding: 40px 0 80px; }

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}

h1 { font-size: 1.9rem; margin: 0 0 8px; }
h2 { font-size: 1.3rem; margin: 0 0 12px; }
p.lead { color: var(--text-dim); margin-top: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card img.thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--panel-2);
  display: block;
}

.card .card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card .card-body h3 { margin: 0; font-size: 1.05rem; }
.card .card-body p { margin: 0; color: var(--text-dim); font-size: 0.9rem; flex: 1; }

.price {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
}

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  font-size: 0.95rem;
  text-align: center;
}
.btn:hover { text-decoration: none; background: #262b36; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-block { display: block; width: 100%; }

.product-detail {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: start;
}
.product-detail img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel-2);
}
.buy-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: sticky;
  top: 20px;
}
.buy-box .price { font-size: 1.6rem; margin-bottom: 16px; }
.buy-box .buy-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }

@media (max-width: 760px) {
  .product-detail { grid-template-columns: 1fr; }
}

.alert {
  padding: 14px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.alert-success { border-color: var(--success); background: rgba(47,184,114,0.1); }
.alert-error { border-color: var(--danger); background: rgba(224,82,92,0.1); }

table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
table th, table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
table th { color: var(--text-dim); font-weight: 600; }

form.stacked label {
  display: block;
  margin: 14px 0 6px;
  font-size: 0.88rem;
  color: var(--text-dim);
}
form.stacked input[type=text],
form.stacked input[type=email],
form.stacked input[type=number],
form.stacked input[type=password],
form.stacked textarea,
form.stacked select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.95rem;
}
form.stacked textarea { min-height: 120px; resize: vertical; }

.admin-shell { display: flex; min-height: 100vh; }
.admin-nav {
  width: 220px;
  border-right: 1px solid var(--border);
  padding: 20px 0;
  flex-shrink: 0;
}
.admin-nav a {
  display: block;
  padding: 10px 20px;
  color: var(--text-dim);
}
.admin-nav a.active, .admin-nav a:hover { color: var(--text); text-decoration: none; background: var(--panel-2); }
.admin-main { flex: 1; padding: 30px; max-width: 1000px; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}
.badge-paid { background: rgba(47,184,114,0.15); color: var(--success); }
.badge-pending { background: rgba(255,193,7,0.15); color: #e0b13d; }
.badge-failed, .badge-refunded { background: rgba(224,82,92,0.15); color: var(--danger); }
.badge-abandoned { background: rgba(148,163,184,0.15); color: #94a3b8; }

.text-dim { color: var(--text-dim); }
.mt-0 { margin-top: 0; }