body { font-family: Arial, Helvetica, sans-serif; background: #f7f7f9; margin: 0; }
.container { max-width: 960px; margin: 32px auto; padding: 0 16px; }
.header { display: flex; align-items: center; justify-content: space-between; }
.menu { list-style: none; padding: 0; display: flex; gap: 12px; }
.menu a { text-decoration: none; background: #eef; padding: 8px 12px; border-radius: 6px; display: inline-flex; gap: 6px; align-items: center; }
.icon { opacity: 0.8; }
.table { width: 100%; border-collapse: collapse; margin-top: 16px; background: white; }
.table th, .table td { border: 1px solid #ddd; padding: 8px; }
.table th { background: #f0f0f0; text-align: left; }
.btn { display: inline-block; background: #1976d2; color: white; padding: 8px 12px; border-radius: 6px; text-decoration: none; }
.form { display: grid; gap: 8px; max-width: 560px; }
.form input, .form textarea, .form select { padding: 8px; border: 1px solid #ccc; border-radius: 6px; }
.form button { background: #1976d2; color: #fff; border: 0; border-radius: 6px; padding: 10px 14px; cursor: pointer; }
.alert { padding: 8px 12px; border-radius: 6px; }
.alert-error { background: #ffebee; color: #c62828; border: 1px solid #ffcdd2; }

/* Navbar */
.navbar { display: flex; align-items: center; justify-content: space-between; background:#fff; border-bottom:1px solid #e5e5e5; padding: 10px 16px; position: sticky; top:0; z-index: 10; }
.nav-brand a { font-weight: 700; color: #1976d2; text-decoration: none; }
.nav-links { list-style: none; display: flex; gap: 12px; margin: 0; padding: 0; }
.nav-links a, .linklike { text-decoration: none; color:#333; background: transparent; border: 0; padding: 6px 10px; border-radius: 6px; cursor: pointer; }
.nav-links a:hover, .linklike:hover { background: #f2f2f2; }

/* Hero */
.hero { background: linear-gradient(135deg, #1976d2, #42a5f5); color:#fff; padding: 48px 16px; text-align: center; }
.hero h1 { margin: 0 0 8px; }
.hero p { margin: 0; opacity: 0.95; }

/* Product grid */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 20px; }
.product-card { background: #fff; border: 1px solid #eee; border-radius: 10px; overflow: hidden; display: flex; flex-direction: column; }
.product-card__body { padding: 12px 14px; }
.product-card__title { margin: 0 0 6px; font-size: 18px; }
.product-card__desc { margin: 0 0 8px; color: #555; font-size: 14px; min-height: 40px; }
.product-card__price { margin: 0; font-weight: 700; color: #1976d2; }
.product-card__actions { padding: 12px 14px; border-top: 1px solid #eee; }

/* Print styles */
/* Utility */
.print-only { display: none; }

@media print {
  .navbar, .btn, form, .header, .menu { display: none !important; }
  body { background: #fff; }
  .container { margin: 0; padding: 0; max-width: 100%; }
  .table { width: 100%; border-collapse: collapse; }
  .table th, .table td { border: 1px solid #000; }
  .print-only { display: block !important; }
}