:root {
  --primary: #0a1628;
  --primary-light: #1a2a48;
  --accent: #c9a84c;
  --accent-hover: #d4b55a;
  --bg: #ffffff;
  --surface: #f8f9fa;
  --surface-dark: #0f1d30;
  --text: #1a1a1a;
  --text-muted: #6b7280;
  --text-light: #ffffff;
  --border: #e5e7eb;
  --border-dark: rgba(201, 168, 76, 0.2);
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--primary);
  z-index: 1000;
  border-bottom: 1px solid var(--border-dark);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  font-size: 28px;
}

.logo-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  opacity: 0.8;
  transition: all 0.2s;
}

.nav-link:hover,
.nav-link.active {
  opacity: 1;
  color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-btn {
  padding: 6px 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-size: 15px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #b8943e);
  color: var(--primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.4);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: white;
  color: var(--primary);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: var(--primary);
  padding-top: 70px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?w=1920') center/cover;
  opacity: 0.15;
}

.hero .container {
  position: relative;
  text-align: center;
  padding: 80px 24px;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  color: white;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 20px;
  color: rgba(255,255,255,0.8);
  max-width: 700px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section.bg-light {
  background: var(--surface);
}

.section.bg-dark {
  background: var(--primary);
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
}

.section-title.text-white {
  color: white;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 48px;
  font-size: 18px;
}

.section-subtitle.text-white {
  color: rgba(255,255,255,0.8);
}

.section-footer {
  text-align: center;
  margin-top: 48px;
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.product-image {
  height: 200px;
  overflow: hidden;
  background: var(--surface);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-info {
  padding: 20px;
}

.product-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.product-desc {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 12px;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent);
  color: var(--primary);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

/* Categories Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 20px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.3s;
}

.category-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(201, 168, 76, 0.2);
}

.category-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.category-name {
  font-weight: 600;
  color: var(--text);
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content .section-title {
  text-align: left;
}

.about-text {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 16px;
}

.features-list {
  list-style: none;
  margin-bottom: 32px;
}

.features-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.features-list li:last-child {
  border-bottom: none;
}

.about-image {
  border-radius: 16px;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* Contact CTA */
.contact-methods {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 40px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
  text-decoration: none;
  font-size: 16px;
  transition: all 0.2s;
}

.contact-method:hover {
  color: var(--accent);
}

.contact-icon {
  font-size: 24px;
}

/* Footer */
.footer {
  background: var(--primary);
  padding: 60px 0 30px;
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 14px;
}

.footer-links h4,
.footer-contact h4 {
  color: white;
  font-size: 16px;
  margin-bottom: 20px;
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 12px;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-contact p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 8px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--border-dark);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 13px;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

textarea.form-input {
  min-height: 120px;
  resize: vertical;
}

/* Product Detail Page */
.product-detail {
  padding-top: 90px;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.product-gallery {
  position: sticky;
  top: 90px;
}

.product-main-image {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 16px;
}

.product-thumbs {
  display: flex;
  gap: 12px;
}

.product-thumb {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  object-fit: cover;
  cursor: pointer;
  border: 2px solid transparent;
}

.product-thumb.active {
  border-color: var(--accent);
}

.product-detail-info h1 {
  font-size: 32px;
  margin-bottom: 16px;
}

.product-price {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 24px;
}

.product-specs {
  margin-bottom: 24px;
}

.spec-row {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.spec-label {
  width: 150px;
  font-weight: 500;
  color: var(--text-muted);
}

.spec-value {
  flex: 1;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 36px;
  }
  
  .nav {
    display: none;
  }
  
  .about-grid,
  .product-detail-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .contact-methods {
    flex-direction: column;
    gap: 20px;
  }
}