:root {
  --navy: #0f1c2e;
  --navy-light: #16273e;
  --gold: #c9a24b;
  --bg: #f4f6f9;
  --text: #1c2733;
  --muted: #6b7686;
  --border: #e2e6ec;
  --danger: #c0392b;
  --success: #1e8e5a;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); }

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px; background: var(--navy); color: #fff; display: flex; flex-direction: column;
  flex-shrink: 0; position: sticky; top: 0; height: 100vh;
}
.sidebar .brand { padding: 24px 20px; font-weight: 700; letter-spacing: 1px; font-size: 18px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.sidebar .brand span { display: block; font-size: 11px; font-weight: 400; color: var(--gold); letter-spacing: 2px; margin-top: 2px; }
.sidebar nav { flex: 1; padding: 16px 0; }
.sidebar nav a { display: block; padding: 11px 20px; color: #cfd6e0; text-decoration: none; font-size: 14px; }
.sidebar nav a:hover { background: var(--navy-light); color: #fff; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 13px; }
.sidebar-footer .who { color: #a9b3c2; margin-bottom: 8px; line-height: 1.4; }
.sidebar-footer .logout { color: var(--gold); text-decoration: none; }

.content { flex: 1; min-width: 0; }
.topbar { padding: 20px 32px; background: #fff; border-bottom: 1px solid var(--border); }
.topbar h1 { margin: 0; font-size: 20px; }
.content-inner { padding: 24px 32px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 20px; text-align: center; }
.stat-card.warn { border-color: var(--gold); }
.stat-card .num { display: block; font-size: 28px; font-weight: 700; color: var(--navy); }
.stat-card .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

.panel { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 24px; margin-bottom: 24px; }
.panel h2 { margin-top: 0; font-size: 16px; }
.panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.panel-header h2 { margin: 0; }
.hint { color: var(--muted); font-size: 13px; }

.quick-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-block; background: var(--navy); color: #fff; padding: 10px 18px; border-radius: 6px;
  text-decoration: none; font-size: 14px; border: none; cursor: pointer;
}
.btn:hover { background: var(--navy-light); }
.btn.small { padding: 6px 12px; font-size: 13px; }

.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th { text-align: left; color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; padding: 10px 12px; border-bottom: 2px solid var(--border); }
.data-table td { padding: 12px; border-bottom: 1px solid var(--border); }
.data-table tr:hover td { background: #fafbfc; }

.badge { padding: 3px 10px; border-radius: 20px; font-size: 12px; text-transform: capitalize; background: #eef1f5; color: var(--muted); }
.badge.active { background: #e4f6ec; color: var(--success); }
.badge.pending, .badge.testing, .badge.draft { background: #fdf3e0; color: #a6740f; }
.badge.suspended, .badge.rejected, .badge.inactive, .badge.cancelled, .badge.failed { background: #fbe8e6; color: var(--danger); }
.badge.confirmed, .badge.paid, .badge.completed { background: #e4f6ec; color: var(--success); }

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; color: var(--text); font-family: inherit;
}
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { outline: none; border-color: var(--navy); }

.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.alert.error { background: #fbe8e6; color: var(--danger); }
.alert.success { background: #e4f6ec; color: var(--success); }

.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--navy); }
.auth-card { background: #fff; padding: 40px; border-radius: 12px; width: 340px; display: flex; flex-direction: column; gap: 14px; }
.auth-card .brand { text-align: center; font-weight: 700; letter-spacing: 1px; font-size: 20px; color: var(--navy); margin-bottom: 8px; }
.auth-card .brand span { display: block; font-size: 11px; font-weight: 400; color: var(--gold); letter-spacing: 2px; margin-top: 2px; }
.auth-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.auth-card input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; }
.auth-card button { background: var(--navy); color: #fff; border: none; padding: 12px; border-radius: 6px; font-size: 14px; cursor: pointer; margin-top: 6px; }

.image-grid { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.image-thumb { width: 120px; height: 90px; border-radius: 6px; overflow: hidden; position: relative; border: 1px solid var(--border); }
.image-thumb img { width: 100%; height: 100%; object-fit: cover; }
.image-thumb .tag { position: absolute; bottom: 0; left: 0; right: 0; background: rgba(15,28,46,0.8); color: #fff; font-size: 10px; text-align: center; padding: 2px 0; }

.auth-card .tagline { text-align: center; color: var(--muted); font-size: 13px; margin: -8px 0 4px; }
.auth-card .fine-print { text-align: center; font-size: 12px; color: var(--muted); margin-top: 8px; }

.filter-bar { display: flex; gap: 12px; }
.filter-bar input, .filter-bar select { padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; }
.filter-bar input { flex: 1; }

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.product-card { background: #fff; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.product-card img, .product-card .img-placeholder { width: 100%; height: 150px; object-fit: cover; background: linear-gradient(135deg, #e2e6ec, #f4f6f9); display: block; }
.product-body { padding: 16px; }
.product-body h3 { margin: 6px 0; font-size: 15px; }
.product-body p { color: var(--muted); font-size: 13px; min-height: 34px; }
.source-tag { display: inline-block; font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; background: #eef1f5; color: var(--muted); padding: 2px 8px; border-radius: 10px; }
.price { font-weight: 700; color: var(--navy); font-size: 16px; margin: 8px 0; }

.product-detail .hero { width: 100%; max-height: 320px; object-fit: cover; border-radius: 8px; margin-bottom: 16px; }
.price-box { display: flex; align-items: center; gap: 16px; margin: 16px 0; }
.price-box .price { font-size: 22px; font-weight: 700; color: var(--navy); }
.price-box .pax { color: var(--muted); font-size: 13px; }