*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', -apple-system, sans-serif; color: #333; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 1000; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.header-top { background: #1A2B4A; color: #fff; font-size: 13px; padding: 8px 0; }
.header-top-content { display: flex; justify-content: space-between; align-items: center; }
.header-top a { color: rgba(255,255,255,0.9); }
.header-top a:hover { color: #C9A227; }
.header-links { display: flex; gap: 20px; }
.header-main { padding: 16px 0; border-bottom: 1px solid #e1e5e9; }
.header-main-content { display: flex; align-items: center; gap: 32px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { font-size: 32px; }
.logo-text { display: flex; flex-direction: column; }
.logo-name { font-size: 20px; font-weight: 700; color: #1A2B4A; }
.logo-tagline { font-size: 13px; color: #C9A227; }
.search-form { flex: 1; max-width: 500px; position: relative; }
.search-form input { width: 100%; padding: 12px 48px 12px 18px; border: 2px solid #e1e5e9; border-radius: 30px; font-size: 15px; }
.search-form input:focus { outline: none; border-color: #C9A227; }
.search-form button { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); background: #C9A227; border: none; width: 36px; height: 36px; border-radius: 50%; cursor: pointer; }
.cart-link { position: relative; font-size: 24px; }
.cart-count { position: absolute; top: -8px; right: -8px; background: #C9A227; color: #fff; font-size: 11px; min-width: 20px; height: 20px; border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.main-nav { background: #f8f9fa; }
.nav-menu { display: flex; list-style: none; gap: 8px; }
.nav-menu a { display: block; padding: 14px 20px; color: #555; font-weight: 500; border-radius: 6px; }
.nav-menu a:hover { color: #C9A227; background: rgba(201,162,39,0.08); }

/* Flash */
.flash-message { padding: 14px 0; }
.flash-success { background: #d4edda; color: #155724; }
.flash-error { background: #f8d7da; color: #721c24; }

/* Footer */
.site-footer { background: #1A2B4A; color: #fff; padding: 60px 0 0; margin-top: 60px; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-logo { font-size: 18px; margin-bottom: 16px; }
.footer-section p { color: rgba(255,255,255,0.7); font-size: 14px; }
.footer-section h4 { font-size: 16px; margin-bottom: 20px; color: #C9A227; }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: 10px; }
.footer-section a { color: rgba(255,255,255,0.7); font-size: 14px; }
.footer-section a:hover { color: #C9A227; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.5); font-size: 14px; }

/* Buttons */
.btn { padding: 12px 24px; border-radius: 8px; font-weight: 600; cursor: pointer; border: none; transition: all 0.2s; display: inline-block; text-align: center; }
.btn-primary { background: linear-gradient(135deg, #C9A227, #D4AF37); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(201,162,39,0.3); }
.btn-secondary { background: #e1e5e9; color: #333; }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn-danger { background: #dc3545; color: #fff; }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 500; margin-bottom: 6px; color: #333; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 16px; border: 2px solid #e1e5e9; border-radius: 8px; font-size: 15px; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: #C9A227; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* Alerts */
.alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; }
.alert-error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; }

/* Cards */
.product-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: all 0.3s; }
.product-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }
.product-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.product-card-body { padding: 16px; }
.product-card h3 { font-size: 16px; margin-bottom: 8px; color: #1A2B4A; }
.product-card .price { font-size: 18px; font-weight: 700; color: #C9A227; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }

/* Responsive */
@media (max-width: 768px) {
    .header-main-content { flex-wrap: wrap; gap: 16px; }
    .search-form { order: 3; width: 100%; max-width: none; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .form-row { grid-template-columns: 1fr; }
}