/* ============================================================================
   CAR SPARE PARTS - PREMIUM CSS DESIGN SYSTEM
   ============================================================================ */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Roboto:wght@300;400;500;700&display=swap');

/* ============================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================================ */

:root {
  /* Colors - Automotive Dark Theme */
  --primary: #FF6B35;
  --primary-dark: #E5522E;
  --primary-light: #FF8A5B;
  --secondary: #F7931E;
  --accent: #FFD23F;

  --bg-primary: #0A0E27;
  --bg-secondary: #151932;
  --bg-tertiary: #1E2440;
  --bg-card: rgba(30, 36, 64, 0.6);
  --bg-gradient-mid: #0F1629;

  --text-primary: #FFFFFF;
  --text-secondary: #B8C1EC;
  --text-muted: #6B7AA1;

  --success: #06D6A0;
  --warning: #FFD23F;
  --danger: #EF476F;
  --info: #118AB2;

  --glass-bg: rgba(30, 36, 64, 0.4);
  --glass-border: rgba(255, 255, 255, 0.1);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-secondary: 'Roboto', sans-serif;

  --text-xs: 0.7rem;
  --text-sm: 0.8rem;
  --text-base: 0.9rem;
  --text-lg: 1rem;
  --text-xl: 1.1rem;
  --text-2xl: 1.3rem;
  --text-3xl: 1.6rem;
  --text-4xl: 2rem;
  --text-5xl: 2.4rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.3);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

[data-theme="light"] {
  --bg-primary: #F3F4F6;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #E5E7EB;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-gradient-mid: #E5E7EB;

  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;

  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.05);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.theme-toggle-btn {
  background: none;
  border: none;
  font-size: var(--text-xl);
  cursor: pointer;
  padding: 0 var(--space-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: transform var(--transition-base);
}

.theme-toggle-btn:hover {
  transform: scale(1.15);
}

[data-theme="dark"] .theme-icon-light {
  display: none;
}

[data-theme="light"] .theme-icon-dark {
  display: none;
}

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-gradient-mid) 50%, var(--bg-secondary) 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Animated background pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(247, 147, 30, 0.05) 0%, transparent 50%);
  z-index: -1;
  animation: bgPulse 10s ease-in-out infinite;
}

@keyframes bgPulse {

  0%,
  100% {
    opacity: 0.5;
  }

  50% {
    opacity: 1;
  }
}

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

h1 {
  font-size: var(--text-5xl);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-light);
}

/* ============================================================================
   NAVIGATION
   ============================================================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-sm) 0;
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-family: var(--font-primary);
  font-size: var(--text-2xl);
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: transform var(--transition-base);
}

.navbar-brand:hover {
  transform: scale(1.05);
}

.navbar-nav {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--text-base);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  position: relative;
  transition: all var(--transition-base);
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: transform var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::before {
  transform: translateX(-50%) scaleX(1);
}

.cart-icon {
  position: relative;
  font-size: var(--text-xl);
}

.cart-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--danger);
  color: white;
  border-radius: var(--radius-full);
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  animation: bounce 0.5s ease;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.6rem 1.2rem;
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: 2px solid transparent;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
  color: var(--bg-primary);
  border: 2px solid transparent;
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: 0.7rem 1.6rem;
  font-size: var(--text-base);
}

/* ============================================================================
   CARDS
   ============================================================================ */

.card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 300px;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(255, 107, 53, 0.3);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  transition: transform var(--transition-slow);
}

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

.card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.card-text {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-bottom: var(--space-md);
  flex-grow: 1;
  min-height: 60px;
}

.card-price {
  font-family: var(--font-primary);
  font-size: var(--text-lg);
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================================
   LAYOUT
   ============================================================================ */

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
}

.hero {
  padding: var(--space-2xl) 0;
  text-align: center;
  position: relative;
}

.hero-title {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInOnly 0.8s ease;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 1s ease 0.2s backwards;
}

.grid {
  display: grid;
  gap: var(--space-lg);
  align-items: stretch;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 350px));
  justify-content: center;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 320px));
  justify-content: center;
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 280px));
  justify-content: center;
}

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

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
}

/* ============================================================================
   FORMS
   ============================================================================ */

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

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
  color: var(--text-primary);
  font-size: var(--text-sm);
}

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-family: var(--font-secondary);
  transition: all var(--transition-base);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

select.form-control {
  cursor: pointer;
}

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

/* ============================================================================
   FILTERS & SIDEBAR
   ============================================================================ */

.filter-sidebar {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: sticky;
  top: 100px;
}

.filter-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.filter-group {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--glass-border);
}

.filter-group:last-child {
  border-bottom: none;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 12px;
  cursor: pointer;
  border-radius: var(--radius-md);
  position: relative;
  transition: color var(--transition-base), background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.filter-option::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 12px;
  right: 12px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.filter-option:hover {
  color: var(--primary);
  background: rgba(255, 107, 53, 0.08);
  transform: translateX(6px);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.1);
}

.filter-option:hover::after {
  transform: scaleX(1);
}

.filter-option input[type="checkbox"],
.filter-option input[type="radio"] {
  cursor: pointer;
}

/* ============================================================================
   PRODUCT PAGE
   ============================================================================ */

.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.product-image {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: var(--success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-specs {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--glass-border);
}

.spec-item:last-child {
  border-bottom: none;
}

.spec-label {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.spec-value {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================================================
   CART
   ============================================================================ */

.cart-item {
  display: grid;
  grid-template-columns: 100px 1fr auto auto;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.cart-item-img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cart-item-details h4 {
  margin-bottom: var(--space-xs);
}

.quantity-control {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-xs);
}

.quantity-btn {
  width: 30px;
  height: 30px;
  border: none;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.quantity-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

.quantity-value {
  min-width: 40px;
  text-align: center;
  font-weight: 600;
}

.cart-summary {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: sticky;
  top: 100px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--glass-border);
}

.summary-total {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--primary);
  margin-top: var(--space-md);
}

/* ============================================================================
   FOOTER
   ============================================================================ */

footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-2xl);
}

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

.footer-section h4 {
  margin-bottom: var(--space-md);
  color: var(--primary);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInOnly {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes bounce {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.2);
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

.fade-in {
  animation: fadeInUp 0.6s ease;
}

/* ============================================================================
   UTILITIES
   ============================================================================ */

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mt-1 {
  margin-top: var(--space-xs);
}

.mt-2 {
  margin-top: var(--space-sm);
}

.mt-3 {
  margin-top: var(--space-md);
}

.mt-4 {
  margin-top: var(--space-lg);
}

.mt-5 {
  margin-top: var(--space-xl);
}

.mb-1 {
  margin-bottom: var(--space-xs);
}

.mb-2 {
  margin-bottom: var(--space-sm);
}

.mb-3 {
  margin-bottom: var(--space-md);
}

.mb-4 {
  margin-bottom: var(--space-lg);
}

.mb-5 {
  margin-bottom: var(--space-xl);
}

.flex {
  display: flex;
}

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

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.gap-1 {
  gap: var(--space-xs);
}

.gap-2 {
  gap: var(--space-sm);
}

.gap-3 {
  gap: var(--space-md);
}

.gap-4 {
  gap: var(--space-lg);
}

.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.badge-admin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 34px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: 0;
  line-height: 1;
}

.badge-success {
  background: var(--success);
  color: var(--bg-primary);
}

.badge-warning {
  background: var(--warning);
  color: var(--bg-primary);
}

.badge-danger {
  background: var(--danger);
  color: white;
}

.badge-info {
  background: var(--info);
  color: white;
}

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

@media (max-width: 1024px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --text-3xl: 1.75rem;
  }

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

  .cart-item {
    grid-template-columns: 80px 1fr;
  }

  .quantity-control,
  .cart-item-price {
    grid-column: 2;
  }
}

@media (max-width: 768px) {
  .navbar .container {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
  }

  .navbar-nav {
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
  }

  .nav-link {
    font-size: var(--text-sm);
    padding: var(--space-xs);
  }

  .hero .flex-center {
    flex-direction: column;
    width: 100%;
  }

  .hero .btn {
    width: 100%;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: var(--text-4xl);
  }

  .cart-summary {
    position: static;
  }

  .filter-sidebar {
    position: static;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
  }

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

  .hero-title {
    font-size: var(--text-3xl);
  }

  .btn {
    width: 100%;
  }
}

/* ============================================================================
   PORTFOLIO HUB (Main Menu)
   ============================================================================ */

.hub-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.hub-card {
  min-height: 320px;
}

.hub-card-disabled {
  opacity: 0.75;
  filter: saturate(0.85);
  cursor: not-allowed;
}

.hub-card-disabled:hover {
  transform: none;
  box-shadow: var(--shadow-md);
  border-color: var(--glass-border);
}

/* ============================================================
   REDUCED MOTION
   Honour the OS "reduce motion" setting. Animations are cut to a
   near-zero duration rather than removed, so rules that animate
   FROM opacity:0 still land on their final visible state.
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}