/* إعدادات التصميم العامة */
:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success: #10b981;
  --dark: #111827;
  --gray: #6b7280;
  --bg: #f9fafb;
  --radius: 14px;
  --shadow: 0 6px 16px rgba(0,0,0,0.08);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: 'Tajawal', 'Cairo', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--dark);
  line-height: 1.65;
}

/* تحسين الأزرار الرئيسية */
.btn-primary, button[type="submit"], .add-to-cart-btn, .checkout-btn {
  background: var(--primary) !important;
  color: #fff !important;
  border-radius: var(--radius) !important;
  padding: 12px 28px !important;
  font-weight: 600 !important;
  border: none !important;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25) !important;
  transition: var(--transition) !important;
}
.btn-primary:hover, button[type="submit"]:hover, .add-to-cart-btn:hover {
  background: var(--primary-hover) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.35) !important;
}

/* بطاقات المنتجات */
.product-card, .item-box, .product-item {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  border: 1px solid #e5e7eb;
}
.product-card:hover, .item-box:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}

/* عناوين الأقسام */
.section-title, h2.section-heading {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}
.section-title::after, h2.section-heading::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 0;
  width: 55px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

/* الهيدر والفوتر */
header, .header, #main-header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
footer, .footer {
  background: var(--dark);
  color: #d1d5db;
  padding-top: 2rem;
}

/* تأثيرات الظهور عند التمرير */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.show {
  opacity: 1;
  transform: translateY(0);
}

/* أيقونة السلة العائمة */
.cart-icon-wrapper, .mini-cart-toggle {
  background: var(--primary) !important;
  color: #fff !important;
  border-radius: 50% !important;
  padding: 10px !important;
  transition: var(--transition);
}
.cart-icon-wrapper:hover { transform: scale(1.15); }