:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #eef2ff;
    --danger: #dc2626;
    --success: #15803d;
    --warning: #b45309;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.narrow { max-width: 720px; }
.site-header, .admin-header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 18px 0; }
.logo { font-size: 1.35rem; font-weight: 800; color: var(--text); }
.main-nav { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.main-nav a { color: var(--text); font-weight: 600; font-size: .95rem; }
.affiliate-bar { background: #fff7ed; border-bottom: 1px solid #fed7aa; color: #9a3412; padding: 10px 0; font-size: .95rem; }
.main-content { padding: 32px 0 48px; }
.hero { background: linear-gradient(135deg, #ffffff, #eaf1ff); border: 1px solid var(--border); border-radius: 22px; padding: 42px; margin-bottom: 32px; }
.hero h1 { font-size: clamp(2rem, 5vw, 4rem); margin: 0 0 8px; }
.lead { font-size: 1.18rem; color: #374151; }
.section { margin-top: 32px; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 16px; }
.grid { display: grid; gap: 18px; }
.cards { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.product-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.two-cols { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.stats-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.card, .stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 20px; box-shadow: 0 10px 25px rgba(15, 23, 42, .04); }
.product-card { display: flex; flex-direction: column; }
.product-card img, .product-detail-img { width: 100%; border-radius: 14px; border: 1px solid var(--border); background: #fff; object-fit: cover; }
.product-card img { height: 180px; }
.product-detail-img { max-height: 420px; object-fit: contain; }
.placeholder-img { height: 180px; border-radius: 14px; border: 1px dashed #cbd5e1; background: #f8fafc; display: flex; align-items: center; justify-content: center; color: var(--muted); font-weight: 800; }
.placeholder-img.large { height: 360px; }
.badge { display: inline-block; margin-top: 14px; padding: 4px 10px; background: var(--secondary); border-radius: 999px; color: #3730a3; font-size: .85rem; font-weight: 700; }
.card-actions, .form-actions, .quick-actions, .actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.card-actions { margin-top: auto; padding-top: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 10px; background: var(--primary); color: #fff; padding: 10px 15px; font-weight: 800; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn.secondary { background: #f3f4f6; color: var(--text); }
.btn.danger { background: var(--danger); }
.btn.small { padding: 6px 10px; font-size: .85rem; }
.btn.big { padding: 14px 20px; font-size: 1.05rem; }
.small-note, small { color: var(--muted); }
.product-detail-grid { display: grid; grid-template-columns: minmax(260px, .9fr) minmax(280px, 1.1fr); gap: 28px; align-items: start; }
.breadcrumb { font-size: .95rem; }
.content-text { max-width: 900px; }
form label { display: block; font-weight: 700; margin-bottom: 14px; }
input, textarea, select { width: 100%; margin-top: 6px; border: 1px solid #cbd5e1; border-radius: 10px; padding: 10px 12px; font: inherit; background: #fff; }
textarea { resize: vertical; }
.form-card { display: grid; gap: 8px; }
.form-card.wide { max-width: 980px; }
.checkbox-row { display: flex; gap: 18px; flex-wrap: wrap; }
.checkbox-row label, .inline-check { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.checkbox-row input, .inline-check input { width: auto; margin: 0; }
.search-form { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 14px; }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border-bottom: 1px solid var(--border); padding: 11px 9px; text-align: left; vertical-align: top; }
.table th { color: #374151; font-size: .9rem; }
.table.compact { font-size: .86rem; }
.stat-card span { display: block; color: var(--muted); font-weight: 700; }
.stat-card strong { display: block; font-size: 2rem; margin-top: 8px; }
.alert { border-radius: 14px; padding: 13px 16px; margin-bottom: 16px; border: 1px solid var(--border); background: #fff; }
.alert-success { border-color: #bbf7d0; background: #f0fdf4; color: var(--success); }
.alert-danger { border-color: #fecaca; background: #fef2f2; color: #991b1b; }
.alert-warning { border-color: #fed7aa; background: #fff7ed; color: var(--warning); }
.site-footer { border-top: 1px solid var(--border); background: #fff; padding: 28px 0; }
.footer-grid { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 760px) {
    .header-inner, .section-head, .footer-grid { align-items: flex-start; flex-direction: column; }
    .product-detail-grid, .search-form { grid-template-columns: 1fr; }
    .hero { padding: 28px; }
}