/* ================================================================
   AMP CORPORATION - COMPLETE DESIGN SYSTEM
   Dark Gray Theme (#1A1A1A)
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ================================================================
   CSS VARIABLES
   ================================================================ */
:root {
  /* Background Colors - Dark Gray Theme */
  --bg-primary: #1A1A1A;
  --bg-secondary: #2A2A2A;
  --bg-tertiary: #333333;

  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0B0;
  --text-muted: #9CA3AF;

  /* Accent Colors */
  --accent-blue: #3B82F6;
  --accent-blue-hover: #2563EB;
  --accent-gold: #D4AF37;
  --accent-green: #22C55E;

  /* Border Colors */
  --border-dark: #374151;

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
}

/* ================================================================
   GLOBAL RESET & BASE STYLES
   ================================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ================================================================
   TYPOGRAPHY
   ================================================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

/* ================================================================
   LAYOUT UTILITIES
   ================================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.page-section {
  min-height: 100vh;
  padding: var(--spacing-2xl) 0;
  display: flex;
  align-items: center;
}

/* ================================================================
   HEADER & NAVIGATION
   ================================================================ */
header {
  background-color: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-dark);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-blue);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.lang-switch {
  display: flex;
  gap: var(--spacing-xs);
  margin-left: var(--spacing-md);
  padding-left: var(--spacing-md);
  border-left: 1px solid var(--border-dark);
}

.lang-switch a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.lang-switch a.active {
  color: var(--accent-blue);
  font-weight: 600;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* ================================================================
   MODAL STYLES (Pop-up)
   ================================================================ */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(5px);
  z-index: 9999;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.modal.active {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  max-width: 1200px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-xl);
  animation: modalSlideIn 0.4s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.modal-close:hover {
  background-color: var(--border-dark);
  color: var(--text-primary);
}

.modal-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.persona-card {
  background-color: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.persona-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.emoji-icon {
  font-size: 4rem;
  margin: var(--spacing-md) 0;
  line-height: 1;
}

.persona-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.persona-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.persona-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.persona-card li {
  color: var(--text-secondary);
  padding: var(--spacing-xs) 0;
  font-size: 0.9rem;
}

/* ================================================================
   BADGES
   ================================================================ */
.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.badge-blue {
  background-color: rgba(59, 130, 246, 0.2);
  color: var(--accent-blue);
  border: 1px solid var(--accent-blue);
}

.badge-gold {
  background-color: rgba(212, 175, 55, 0.2);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
}

.badge-gray {
  background-color: rgba(156, 163, 175, 0.2);
  color: var(--text-muted);
  border: 1px solid var(--text-muted);
}

.badge-green {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-primary {
  background-color: var(--accent-blue);
  color: white;
}

.btn-primary:hover {
  background-color: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-dark);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 2px solid var(--accent-blue);
}

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

.btn-full {
  width: 100%;
  display: block;
}

.button-group {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

/* ================================================================
   CARDS
   ================================================================ */
.card {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  transition: all 0.3s ease;
}

.card:hover {
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.two-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.option-card {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-dark);
  text-align: center;
  transition: all 0.3s ease;
}

.option-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.option-card h3 {
  font-size: 1.5rem;
  margin: var(--spacing-md) 0;
}

.benefits {
  list-style: none;
  text-align: left;
  margin: var(--spacing-md) 0;
}

.benefits li {
  color: var(--text-secondary);
  padding: var(--spacing-xs) 0;
  display: flex;
  align-items: center;
}

.benefits li::before {
  content: '✓';
  color: var(--accent-green);
  font-weight: bold;
  margin-right: var(--spacing-sm);
}

/* ================================================================
   FORMS
   ================================================================ */
.form-container {
  max-width: 600px;
  margin: 0 auto;
}

.lead-form {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-note {
  background-color: var(--bg-tertiary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
  border-left: 4px solid var(--accent-blue);
}

.form-note p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xs);
}

.checkbox-label {
  display: flex;
  align-items: center;
  margin: var(--spacing-md) 0;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin-right: var(--spacing-sm);
  cursor: pointer;
}

.checkbox-label span {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.radio-group label {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
}

.radio-group label:hover {
  background-color: var(--border-dark);
}

.radio-group input[type="radio"] {
  width: auto;
  margin-right: var(--spacing-sm);
}

.secure-note {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: var(--spacing-md);
}

.note {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: var(--spacing-lg);
}

/* ================================================================
   UPLOAD FLOW STYLES
   ================================================================ */
.upload-section {
  padding: var(--spacing-2xl) 0;
  min-height: 100vh;
}

.progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-xl) 0;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.progress-bar .step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.progress-bar .step.active {
  color: var(--accent-blue);
  font-weight: 600;
}

.progress-bar .step.completed {
  color: var(--accent-green);
}

.progress-bar .step-dot {
  font-size: 1.5rem;
}

.progress-bar .step-line {
  width: 80px;
  height: 2px;
  background-color: var(--border-dark);
  margin: 0 var(--spacing-sm);
}

.progress-bar .step-line.active {
  background-color: var(--accent-blue);
}

.upload-card {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  max-width: 700px;
  margin: 0 auto;
}

.upload-area {
  border: 2px dashed var(--border-dark);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: var(--spacing-md) 0;
}

.upload-area:hover {
  border-color: var(--accent-blue);
  background-color: rgba(59, 130, 246, 0.05);
}

.upload-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.upload-area h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.upload-area p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.file-types {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.product-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0;
}

.product-option {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
}

.product-option:hover {
  background-color: var(--border-dark);
}

.product-option input {
  margin-right: var(--spacing-sm);
  cursor: pointer;
}

.help-text {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: var(--spacing-md);
}

.form-card {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  max-width: 700px;
  margin: 0 auto;
}

/* ================================================================
   THANK YOU PAGE STYLES
   ================================================================ */
.thank-you-section {
  min-height: 100vh;
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.success-icon {
  font-size: 5rem;
  margin-bottom: var(--spacing-md);
  animation: successPop 0.6s ease;
}

@keyframes successPop {
  0% {
    transform: scale(0);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.thank-you-section h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.thank-you-section h2 {
  font-size: 2rem;
  color: var(--accent-blue);
  margin-bottom: var(--spacing-xs);
}

.subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

.next-steps {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.next-steps h3 {
  color: var(--accent-blue);
  margin-bottom: var(--spacing-lg);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.step {
  text-align: center;
}

.step-number {
  display: inline-block;
  width: 50px;
  height: 50px;
  background-color: var(--accent-blue);
  color: white;
  border-radius: 50%;
  line-height: 50px;
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: var(--spacing-sm);
}

.step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.step strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.while-waiting {
  margin: var(--spacing-xl) 0;
}

.while-waiting p {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.while-waiting a {
  display: block;
  color: var(--accent-blue);
  margin: var(--spacing-sm) 0;
  transition: all 0.3s ease;
}

.while-waiting a:hover {
  color: var(--accent-blue-hover);
  transform: translateX(5px);
}

.need-help {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.need-help p {
  margin-bottom: var(--spacing-xs);
}

.email-sent {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.reference {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  display: inline-block;
}

/* ================================================================
   HERO SECTION
   ================================================================ */
.hero {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
}

/* ================================================================
   PRODUCT GRID
   ================================================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.product-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: all 0.3s ease;
}

.product-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  width: 100%;
  height: 200px;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.product-info {
  padding: var(--spacing-md);
}

.product-info h3 {
  margin-bottom: var(--spacing-sm);
}

.product-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ================================================================
   FOOTER
   ================================================================ */
footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-dark);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--accent-blue);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  display: block;
  margin-bottom: var(--spacing-sm);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-dark);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ================================================================
   RESPONSIVE DESIGN
   ================================================================ */

/* Tablet (768px and below) */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  .hero h1 {
    font-size: 2.5rem;
  }

  .modal-cards {
    grid-template-columns: 1fr;
  }

  .two-cards {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .product-options {
    grid-template-columns: 1fr;
  }

  .button-group {
    flex-direction: column;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-dark);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }

  .hero h1 {
    font-size: 2rem;
  }

  .modal-content {
    padding: var(--spacing-md);
  }

  .persona-card {
    padding: var(--spacing-md);
  }

  .emoji-icon {
    font-size: 3rem;
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.95rem;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* ================================================================
   UTILITY CLASSES
   ================================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* ================================================================
   MILESTONE 2: CATEGORY & PRODUCT DETAIL STYLES
   ================================================================ */

/* Breadcrumb Navigation */
.breadcrumb {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: var(--spacing-sm) 0;
}

.breadcrumb a {
  color: var(--accent-blue);
  transition: color 0.3s ease;
}

.breadcrumb a:hover {
  color: var(--accent-blue-hover);
}

.breadcrumb span {
  color: var(--text-primary);
}

/* Category Grid (3 columns on products page) */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.category-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: all 0.3s ease;
  padding: var(--spacing-lg);
  text-align: center;
  cursor: pointer;
}

.category-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.category-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.category-card h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.category-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.view-more {
  color: var(--accent-blue);
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
}

.category-card:hover .view-more {
  transform: translateX(5px);
}

/* Video Container & Hover Effects */
.video-container {
  position: relative;
  width: 100%;
  max-width: 400px;
  height: 250px;
  margin: 0 auto var(--spacing-md);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.category-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

/* Category Hero Video Section */
.category-hero {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.category-hero-video {
  position: relative;
  width: 100%;
  max-width: 1200px;
  height: 400px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.category-hero-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-hero-content {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.category-hero-content h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.category-hero-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

/* Info Box (Lead Time, Min Order, etc.) */
.info-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  background-color: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.info-item strong {
  color: var(--text-primary);
  font-size: 1rem;
}

.info-item span {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Product Card in Category Pages */
.product-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.product-card .product-image {
  position: relative;
  width: 100%;
  height: 250px;
  background-color: var(--bg-tertiary);
  overflow: hidden;
}

.product-card .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

.product-card h3 {
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
  font-size: 1.25rem;
  margin-bottom: 0;
}

.product-card p {
  padding: 0 var(--spacing-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.view-details {
  padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
  color: var(--accent-blue);
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
}

.product-card:hover .view-details {
  transform: translateX(5px);
}

/* Contact Icons */
.contact-icons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.contact-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-dark);
  transition: all 0.3s ease;
  min-width: 100px;
}

.contact-icon:hover {
  background-color: var(--border-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-blue);
}

.contact-icon span {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
}

/* Product Detail Page Layout */
.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.product-detail-image {
  position: sticky;
  top: 100px;
}

.product-detail-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
}

.product-detail-info h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

/* Product Specifications */
.product-specs {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  margin: var(--spacing-lg) 0;
}

.product-specs h3 {
  color: var(--accent-blue);
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.spec-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.spec-item strong {
  color: var(--text-primary);
  font-size: 0.95rem;
}

.spec-item span {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Product Features */
.product-features {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  margin: var(--spacing-lg) 0;
}

.product-features h3 {
  color: var(--accent-blue);
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.product-features ul {
  list-style: none;
  padding: 0;
}

.product-features li {
  padding: var(--spacing-xs) 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Responsive Adjustments for Milestone 2 */
@media (max-width: 768px) {
  .category-grid {
    grid-template-columns: 1fr;
  }

  .category-hero-video {
    height: 250px;
  }

  .category-hero-content h1 {
    font-size: 2rem;
  }

  .product-detail-layout {
    grid-template-columns: 1fr;
  }

  .product-detail-image {
    position: static;
  }

  .info-box {
    grid-template-columns: 1fr;
  }

  .spec-grid {
    grid-template-columns: 1fr;
  }

  .contact-icons {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .video-container {
    height: 200px;
  }

  .category-hero-video {
    height: 200px;
  }

  .category-icon {
    font-size: 3rem;
  }

  .product-detail-info h1 {
    font-size: 2rem;
  }
}