/* ========================================
   Alloy Jewelry B2B Export Website
   Color Scheme: Pure Black + Gold + Red Accent
   Heavy Metal / Industrial Luxury Style
   ======================================== */

:root {
  --primary: #0a0a0a;
  --primary-dark: #000000;
  --primary-light: #1a1a1a;
  --accent: #c9a96e;
  --accent-hover: #d4af37;
  --accent-light: #d4af37;
  --accent-dark: #8b7355;
  --danger: #8b1a1a;
  --danger-light: #c0392b;
  --text: #e8e8e8;
  --text-light: #999999;
  --bg: #0a0a0a;
  --bg-alt: #141414;
  --bg-dark: #000000;
  --border: #333333;
  --success: #38a169;
  --shadow: 0 4px 6px -1px rgba(0,0,0,.4), 0 2px 4px -1px rgba(0,0,0,.3);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,.5), 0 10px 10px -5px rgba(0,0,0,.3);
  --radius: 8px;
  --transition: all .3s ease;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0a0a0a; }
::-webkit-scrollbar-thumb { background: var(--accent-dark); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Utility */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--primary); color: var(--text); }
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-light { color: var(--text-light); }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

/* Section Title */
.section-title {
  text-align: center;
  margin-bottom: 48px;
}
.section-title h2 {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 700;
  font-family: Georgia, 'Times New Roman', serif;
  letter-spacing: 1px;
}
.section-title p {
  color: var(--text-light);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}
.section-title .accent-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-dark));
  margin: 16px auto 0;
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  color: #0a0a0a;
}
.btn-primary:hover { background: linear-gradient(135deg, #d4af37, #e6c547); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(139,26,26,.4), 0 0 15px rgba(201,169,110,.3); }
.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-secondary:hover { background: var(--accent); color: #0a0a0a; }
.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover { background: var(--accent); color: #0a0a0a; }
.btn-whatsapp {
  background: #25d366;
  color: #fff;
}
.btn-whatsapp:hover { background: #128c7e; transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: .9rem; }
.btn-lg { padding: 16px 36px; font-size: 1.1rem; }
.btn-block { width: 100%; justify-content: center; }

/* ============ NAVIGATION ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0,0,0,.97);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(201,169,110,.3);
  transition: var(--transition);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}
.nav-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0a0a0a;
  font-weight: 800;
  font-size: 1.1rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .3s;
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover { color: var(--accent); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.lang-switch {
  display: flex;
  align-items: center;
  background: #1a1a1a;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid #333;
}
.lang-switch button {
  padding: 6px 12px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: .85rem;
  font-weight: 500;
  transition: var(--transition);
  color: var(--text-light);
}
.lang-switch button.active {
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  color: #0a0a0a;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
  border-radius: 2px;
}

/* ============ HERO ============ */
.hero {
  position: relative;
  height: 90vh;
  min-height: 500px;
  max-height: 800px;
  overflow: hidden;
  margin-top: 72px;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide .hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,.85) 0%, rgba(10,10,10,.6) 50%, rgba(0,0,0,.8) 100%);
}
.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 0 20px;
  z-index: 2;
}
.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 16px;
  text-shadow: 0 2px 4px rgba(0,0,0,.5);
  line-height: 1.2;
  color: var(--accent);
  font-family: Georgia, 'Times New Roman', serif;
  letter-spacing: 2px;
}
.hero-content p {
  font-size: 1.25rem;
  max-width: 600px;
  margin-bottom: 32px;
  opacity: .9;
  color: #e8e8e8;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.hero-indicators {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}
.hero-indicators button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}
.hero-indicators button.active { background: var(--accent); border-color: var(--accent); }

/* ============ ADVANTAGES ============ */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
}
.advantage-card {
  background: var(--bg-alt);
  padding: 40px 30px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
}
.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(201,169,110,.15);
  border-color: var(--accent);
}
.advantage-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
  border: 1px solid var(--accent-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
  color: var(--accent);
}
.advantage-card h3 {
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: 12px;
  font-family: Georgia, 'Times New Roman', serif;
}
.advantage-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* ============ PRODUCT CATEGORIES ============ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.category-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 220px;
  cursor: pointer;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.category-card:hover img { transform: scale(1.08); }
.category-card .category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.85) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.category-card .category-name {
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 600;
  font-family: Georgia, 'Times New Roman', serif;
}

/* ============ PRODUCT GRID ============ */
.product-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 8px 24px;
  border: 2px solid var(--border);
  border-radius: 30px;
  background: var(--bg-alt);
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition);
  color: var(--text-light);
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--accent);
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  color: #0a0a0a;
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.product-card {
  background: var(--bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(201,169,110,.15);
  border-color: var(--accent);
}
.product-card .product-img {
  height: 280px;
  overflow: hidden;
  position: relative;
}
.product-card .product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.product-card:hover .product-img img { transform: scale(1.05); }
.product-card .product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--danger);
  color: var(--accent);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: .8rem;
  font-weight: 600;
  border: 1px solid rgba(201,169,110,.3);
}
.product-card .product-info {
  padding: 20px;
}
.product-card .product-info h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--accent);
}
.product-card .product-info .product-meta {
  color: var(--text-light);
  font-size: .9rem;
  margin-bottom: 12px;
}
.product-card .product-info .product-meta span {
  display: inline-block;
  margin-right: 12px;
}
.product-card .product-actions {
  display: flex;
  gap: 8px;
}
.product-card .product-actions .btn { flex: 1; justify-content: center; font-size: .9rem; padding: 10px 16px; }

/* ============ WHY CHOOSE US ============ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  align-items: center;
}
.why-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.why-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.why-list { display: flex; flex-direction: column; gap: 24px; }
.why-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.why-item .why-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
  border: 1px solid var(--accent-dark);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.2rem;
}
.why-item h4 { color: var(--accent); margin-bottom: 4px; font-size: 1.1rem; font-family: Georgia, 'Times New Roman', serif; }
.why-item p { color: var(--text-light); font-size: .95rem; }

/* ============ TESTIMONIALS ============ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: var(--bg-alt);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--accent);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
}
.testimonial-card .stars {
  color: var(--accent);
  margin-bottom: 16px;
  font-size: 1.1rem;
}
.testimonial-card .quote {
  color: var(--text);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 20px;
}
.testimonial-card .author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card .author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0a0a0a;
  font-weight: 700;
  font-size: 1.1rem;
}
.testimonial-card .author-info strong { color: var(--accent); display: block; }
.testimonial-card .author-info span { color: var(--text-light); font-size: .85rem; }

/* ============ CTA / QUOTE FORM ============ */
.cta-section {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0a0a0a 100%);
  color: var(--text);
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--accent);
  font-family: Georgia, 'Times New Roman', serif;
}
.cta-text p {
  opacity: .85;
  line-height: 1.8;
  margin-bottom: 24px;
  color: var(--text-light);
}
.cta-whatsapp {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}
.cta-whatsapp .wa-icon {
  width: 48px;
  height: 48px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--accent);
  font-size: .95rem;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  background: #1a1a1a;
  color: var(--text);
}
.form-control::placeholder {
  color: #666;
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201,169,110,.15);
}
textarea.form-control { min-height: 120px; resize: vertical; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23c9a96e' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; background-color: #1a1a1a; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-card {
  background: #141414;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.form-card h3 {
  color: var(--accent);
  margin-bottom: 24px;
  font-size: 1.3rem;
  font-family: Georgia, 'Times New Roman', serif;
}

/* ============ ABOUT PAGE ============ */
.page-header {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #000 100%);
  color: var(--text);
  padding: 120px 0 60px;
  text-align: center;
  margin-top: 72px;
  border-bottom: 1px solid rgba(201,169,110,.2);
}
.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 12px;
  color: var(--accent);
  font-family: Georgia, 'Times New Roman', serif;
  letter-spacing: 2px;
}
.page-header p { opacity: .85; font-size: 1.1rem; color: var(--text-light); }
.page-header .breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  opacity: .7;
  font-size: .9rem;
}
.page-header .breadcrumb a:hover { opacity: 1; color: var(--accent); }

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--border);
  transform: translateX(-50%);
}
.timeline-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 40px;
  position: relative;
}
.timeline-item:nth-child(odd) { flex-direction: row-reverse; }
.timeline-item .timeline-content {
  width: 45%;
  background: var(--bg-alt);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.timeline-item .timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid var(--bg);
  box-shadow: 0 0 8px rgba(201,169,110,.4);
  z-index: 1;
}
.timeline-item .timeline-year {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: rgba(201,169,110,.05);
  border-radius: var(--radius);
  border: 1px solid rgba(201,169,110,.2);
}
.stat-card .stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  font-family: Georgia, 'Times New Roman', serif;
  text-shadow: 0 0 20px rgba(201,169,110,.3);
}
.stat-card .stat-label { opacity: .85; font-size: .95rem; color: var(--text-light); }

/* Quality Control */
.qc-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}
.qc-step {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.qc-step:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.qc-step .step-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  color: #0a0a0a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-weight: 700;
}
.qc-step h4 { color: var(--accent); margin-bottom: 8px; font-family: Georgia, 'Times New Roman', serif; }
.qc-step p { color: var(--text-light); font-size: .9rem; }

/* Certifications */
.cert-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: var(--bg-alt);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}
.cert-badge:hover { border-color: var(--accent); box-shadow: 0 0 12px rgba(201,169,110,.15); }
.cert-badge .cert-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #c9a96e, #d4af37);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0a0a0a;
  font-size: 1.2rem;
}

/* ============ CONTACT PAGE ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-info-item .ci-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
  border: 1px solid var(--accent-dark);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.2rem;
}
.contact-info-item h4 { color: var(--accent); margin-bottom: 4px; }
.contact-info-item p { color: var(--text-light); font-size: .95rem; }
.map-container {
  width: 100%;
  height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--border);
  margin-top: 24px;
}
.map-container iframe { width: 100%; height: 100%; border: 0; }

/* ============ FOOTER ============ */
.footer {
  background: #050505;
  color: var(--text-light);
  padding: 60px 0 0;
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(201,169,110,.15);
}
.footer h4 {
  color: var(--accent);
  margin-bottom: 20px;
  font-size: 1.1rem;
  font-family: Georgia, 'Times New Roman', serif;
}
.footer p { line-height: 1.8; font-size: .95rem; }
.footer ul li { margin-bottom: 10px; }
.footer ul li a { opacity: .7; transition: var(--transition); color: var(--text-light); }
.footer ul li a:hover { opacity: 1; color: var(--accent); }
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: .85rem;
  opacity: .6;
}

/* ============ COOKIE BANNER ============ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #0a0a0a;
  color: var(--text);
  padding: 20px;
  z-index: 9999;
  display: none;
  box-shadow: 0 -4px 12px rgba(0,0,0,.5);
  border-top: 1px solid var(--accent-dark);
}
.cookie-banner.show { display: block; }
.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.cookie-inner p { font-size: .9rem; opacity: .9; flex: 1; }
.cookie-inner .btn { white-space: nowrap; }

/* ============ WHATSAPP FLOAT ============ */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.6rem;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transition: var(--transition);
  cursor: pointer;
}
.wa-float:hover { transform: scale(1.1); background: #128c7e; }

/* ============ BACK TO TOP ============ */
.back-to-top {
  position: fixed;
  bottom: 90px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: #1a1a1a;
  border: 1px solid var(--accent-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.2rem;
  box-shadow: var(--shadow);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  cursor: pointer;
}
.back-to-top.show { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--accent); color: #0a0a0a; border-color: var(--accent); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .cta-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 50px 0; }
  .section-title h2 { font-size: 1.6rem; }
  
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #0a0a0a;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform .3s;
    z-index: 999;
    border-bottom: 1px solid var(--accent-dark);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  
  .hero { height: 70vh; min-height: 400px; }
  .hero-content h1 { font-size: 2rem; }
  .hero-content p { font-size: 1rem; }
  
  .advantages-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  
  .timeline::before { left: 20px; }
  .timeline-item, .timeline-item:nth-child(odd) { flex-direction: row; padding-left: 50px; }
  .timeline-item .timeline-content { width: 100%; }
  .timeline-item .timeline-dot { left: 20px; }
  
  .cookie-inner { flex-direction: column; text-align: center; }
  .page-header h1 { font-size: 2rem; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 1.6rem; }
  .hero-buttons { flex-direction: column; width: 100%; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  .products-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ============ ANIMATIONS ============ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Print */
@media print {
  .navbar, .wa-float, .back-to-top, .cookie-banner { display: none !important; }
  .hero { height: auto; min-height: auto; max-height: none; margin-top: 0; }
  .section { padding: 30px 0; }
}