:root {
  /* Light Theme (Default) */
  --bg: #ffffff;
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  --panel: #ffffff;
  --panel-elevated: #ffffff;
  --text: #1e293b;
  --text-light: #475569;
  --muted: #64748b;
  --brand: #3b82f6;
  --brand-strong: #2563eb;
  --brand-light: #dbeafe;
  --accent: #3b82f6;
  --accent-light: #dbeafe;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-strong: rgba(0, 0, 0, 0.15);
  --radius: 16px;
  --radius-sm: 8px;
  --spacing: 24px;
}

/* System Dark Preference */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --panel: #1e293b;
    --panel-elevated: #334155;
    --text: #f1f5f9;
    --text-light: #cbd5e1;
    --muted: #94a3b8;
    --brand: #3b82f6;
    --brand-strong: #2563eb;
    --brand-light: #1e3a8a;
    --accent: #3b82f6;
    --accent-light: #1e3a8a;
    --border: #334155;
    --border-strong: #475569;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-strong: rgba(0, 0, 0, 0.5);
  }
}

/* Forced Theme Overrides */
[data-theme="light"] {
  --bg: #ffffff;
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  --panel: #ffffff;
  --panel-elevated: #ffffff;
  --text: #1e293b;
  --text-light: #475569;
  --muted: #64748b;
  --brand: #3b82f6;
  --brand-strong: #2563eb;
  --brand-light: #dbeafe;
  --accent: #3b82f6;
  --accent-light: #dbeafe;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-strong: rgba(0, 0, 0, 0.15);
}
[data-theme="dark"] {
  --bg: #0f172a;
  --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --panel: #1e293b;
  --panel-elevated: #334155;
  --text: #f1f5f9;
  --text-light: #cbd5e1;
  --muted: #94a3b8;
  --brand: #3b82f6;
  --brand-strong: #2563eb;
  --brand-light: #1e3a8a;
  --accent: #3b82f6;
  --accent-light: #1e3a8a;
  --border: #334155;
  --border-strong: #475569;
  --shadow: rgba(0, 0, 0, 0.3);
  --shadow-strong: rgba(0, 0, 0, 0.5);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-gradient);
  color: var(--text);
  line-height: 1.65;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  font-feature-settings: 'kern' 1, 'liga' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}
/* Home zentrieren */
.section .container { text-align: center; }

/* Utilities */
.text-center { text-align: center; }
.content-narrow { max-width: 760px; margin: 0 auto; }
.notice {
  background: var(--brand-light);
  border: 1px solid var(--brand);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius-sm);
  padding: 16px;
  box-shadow: 0 2px 8px var(--shadow);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 0 0 var(--border);
}

[data-theme="dark"] .site-header {
  background: rgba(15, 23, 42, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand { 
  display: flex; 
  align-items: center; 
  gap: 12px; 
  font-weight: 800; 
  font-size: 18px;
  transition: all 200ms ease;
}
.brand, .brand:link, .brand:visited { 
  color: var(--text); 
  text-decoration: none; 
}
.brand:hover { 
  transform: translateY(-1px);
  opacity: 0.9;
}
.brand .logo-img { 
  width: 24px; 
  height: 24px; 
  display: block; 
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px var(--shadow));
}
.brand .brand-name { 
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav { 
  display: flex; 
  align-items: center; 
  gap: 24px; 
}
.nav a { 
  color: var(--text-light); 
  text-decoration: none; 
  font-weight: 600; 
  font-size: 15px;
  position: relative;
  transition: all 200ms ease;
}
.nav a:hover { 
  color: var(--text);
  transform: translateY(-1px);
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transition: width 200ms ease;
}
.nav a:hover::after {
  width: 100%;
}
/* Navigation Controls */
.nav-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switcher {
  display: flex;
  gap: 4px;
}

.lang-switcher .btn {
  padding: 6px 10px;
  font-size: 13px;
  min-width: 36px;
}

.lang-switcher .btn.active {
  background: var(--brand);
  color: white;
}

/* Menu Toggle */
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  transition: all 200ms ease;
}

.menu-toggle:hover {
  background: var(--panel);
  border-color: var(--brand);
}

.menu-icon {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 18px;
  height: 14px;
}

.menu-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
  border-radius: 1px;
  transition: all 300ms ease;
  transform-origin: center;
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

/* Desktop/Mobile Visibility */
.desktop-only { display: flex; }
.mobile-only { display: none; }

/* Desktop Navigation */
@media (min-width: 769px) {
  .menu-toggle {
    display: none !important;
  }
  
  .desktop-only {
    display: flex !important;
  }
  
  .mobile-only {
    display: none !important;
  }
  
  .nav {
    position: static !important;
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: row !important;
    gap: 24px !important;
    margin: 0 !important;
    min-width: auto !important;
    max-width: none !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
  }
  
  .nav[data-open="true"] {
    display: flex !important;
    animation: none !important;
  }
  
  .nav-link {
    padding: 0 !important;
    border-radius: 0 !important;
    position: relative;
  }
  
  .nav-link:hover {
    background: transparent !important;
    color: var(--text);
  }
  
  .nav-divider {
    display: block;
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 8px;
  }
  
  .mobile-controls {
    display: none !important;
  }
}

/* Navigation Divider */
.nav-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 8px;
}

/* Mobile Controls */
.mobile-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.mobile-theme {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 200ms ease;
  width: 100%;
  justify-content: center;
}

.mobile-theme:hover {
  background: var(--panel);
  border-color: var(--brand);
}

.mobile-lang {
  display: flex;
  gap: 8px;
  width: 100%;
}

.mobile-lang .btn {
  flex: 1;
  text-align: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px var(--shadow);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-strong);
}

.btn-primary { 
  background: var(--brand);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover { 
  background: var(--brand-strong);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
}
.btn-ghost { background: transparent; }
.btn.disabled, .btn[aria-disabled="true"] {
  opacity: 0.6;
  pointer-events: none;
}

.store-badge img { height: 44px; display: block; }
.store-badge.disabled img { filter: grayscale(1); opacity: 0.7; }

.badges-wrap {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: 0 4px 16px var(--shadow);
  backdrop-filter: blur(10px);
  transition: all 300ms ease;
}
.badges-wrap:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow-strong);
}

/* Theme-aware App Store badges */
.show-dark { display: none; }
.show-light { display: inline-block; }
@media (prefers-color-scheme: dark) {
  .show-dark { display: inline-block; }
  .show-light { display: none; }
}
[data-theme="dark"] .show-dark { display: inline-block; }
[data-theme="dark"] .show-light { display: none; }

/* Cookie banner */
.cookie-banner {
  position: fixed;
  inset: auto 20px 20px 20px;
  z-index: 100;
  background: var(--panel-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: 0 12px 40px var(--shadow-strong);
  backdrop-filter: blur(20px);
  animation: slideUp 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Feature Icons & Elements */
.feature-icon {
  color: var(--brand);
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.feature-icon svg {
  width: 32px;
  height: 32px;
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 18px;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Setup Guide Styles */
.setup-guide {
  margin-top: 60px;
}

.setup-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.step-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all 300ms ease;
}

.step-card:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 24px var(--shadow);
  border-color: var(--brand);
}

.step-number {
  background: var(--brand);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.step-content h3 {
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--text);
}

.step-content p {
  margin-bottom: 0;
  color: var(--muted);
}

.advanced-card {
  text-align: center;
  background: var(--accent-light);
  border-color: var(--accent);
}

[data-theme="dark"] .advanced-card {
  background: var(--accent-light);
  border-color: var(--accent);
}

/* Product Cards */
.product-card {
  position: relative;
  text-align: center;
}

.product-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--brand);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 16px 0 20px;
}

.feature-tag {
  background: var(--brand-light);
  color: var(--brand-strong);
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--brand);
}

[data-theme="dark"] .feature-tag {
  background: var(--brand-light);
  color: var(--brand);
  border-color: var(--brand);
}

/* Compatibility Section */
.compat-single {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.compat-single .compat-card {
  max-width: 600px;
  width: 100%;
}

.compat-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: all 300ms ease;
}

.compat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--shadow-strong);
}

.compat-card.supported {
  border-color: var(--brand);
  background: var(--brand-light);
}

.compat-card.planned {
  border-color: var(--accent);
  background: var(--accent-light);
}

[data-theme="dark"] .compat-card.supported {
  background: var(--brand-light);
  border-color: var(--brand);
}

[data-theme="dark"] .compat-card.planned {
  background: var(--accent-light);
  border-color: var(--accent);
}

.compat-icon {
  color: var(--brand);
  flex-shrink: 0;
}

.compat-content h3 {
  margin-top: 0;
  margin-bottom: 16px;
  color: var(--text);
}

.car-models {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.car-model {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--panel);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all 200ms ease;
}
.car-model:hover {
  border-color: var(--brand);
  background: var(--brand-light);
}

.car-icon {
  color: var(--brand);
  flex-shrink: 0;
}

.car-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.car-brand {
  font-weight: 700;
  color: var(--text);
  font-size: 16px;
}

.car-name {
  color: var(--text);
  font-weight: 600;
  font-size: 18px;
}

.car-years {
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.compat-description {
  color: var(--muted);
  margin-bottom: 24px;
  font-size: 16px;
  line-height: 1.6;
}

.compat-note {
  margin-top: 24px;
  padding: 16px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .compat-note {
  background: var(--accent-light);
  border-color: var(--accent);
}

.compat-note p {
  margin: 0;
  color: var(--text);
  font-size: 14px;
}

.roadmap-hint {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

/* OBD Products Section */
.obd-intro {
  text-align: center;
  margin-bottom: 48px;
}

.obd-products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
  margin-bottom: 48px;
}

.product-card {
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 300ms ease;
  position: relative;
  text-align: center;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px var(--shadow-strong);
  border-color: var(--brand);
}

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

.product-badge.tested {
  background: var(--brand);
  color: white;
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
  display: inline-block;
  margin-bottom: 16px;
}

.product-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 12px;
  line-height: 1.3;
}

.product-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.stars {
  color: #fbbf24;
  display: flex;
  gap: 2px;
}

.rating-text {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

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

.spec-highlight {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px 0;
}

.price-range {
  font-size: 20px;
  font-weight: 700;
  color: var(--brand);
  margin: 0;
}

.feature-item {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  padding: 8px 12px;
  background: var(--panel);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 500;
}

.feature-item .feature-icon {
  color: var(--brand);
  margin-bottom: 0;
  flex-shrink: 0;
}
.feature-item .feature-icon svg {
  width: 16px;
  height: 16px;
}

.product-action {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  margin-top: 24px;
}

.price-info {
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}

.affiliate-notice {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 32px;
}

[data-theme="dark"] .affiliate-notice {
  background: var(--accent-light);
  border-color: var(--accent);
}

.notice-icon {
  font-size: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.notice-content p {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}

/* Dynamic Island Section */
.dynamic-island-info {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.dynamic-card {
  max-width: 600px;
  text-align: center;
  background: linear-gradient(135deg, var(--panel-elevated), var(--panel));
  border: 2px solid var(--brand);
  position: relative;
  overflow: hidden;
}

.dynamic-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  50% { left: 100%; }
  100% { left: 100%; }
}

.dynamic-card .feature-icon {
  margin-bottom: 20px;
  color: var(--brand);
}

.dynamic-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
  text-align: left;
}

.dynamic-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
}

.feature-bullet {
  color: var(--brand);
  font-weight: bold;
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
}

.dynamic-feature span:last-child {
  color: var(--text);
  line-height: 1.5;
}

/* Tablet Responsiveness */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }
  
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-copy {
    text-align: center;
  }
  
  .hero-media {
    justify-self: center;
  }
  
  .grid.features {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .grid.two {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  /* Header Mobile */
  .header-inner {
    height: 60px;
  }
  
  .brand .brand-name {
    font-size: 16px;
  }
  
  .brand .logo-img {
    width: 20px;
    height: 20px;
  }
  
  /* Show/Hide Desktop/Mobile Elements */
  .desktop-only {
    display: none !important;
  }
  
  .mobile-only {
    display: flex !important;
  }
  
  .menu-toggle {
    display: inline-flex !important;
  }
  
  .nav {
    position: absolute;
    top: 60px;
    right: 0;
    background: var(--panel-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: none;
    flex-direction: column;
    gap: 16px;
    margin: 8px;
    min-width: 280px;
    max-width: 320px;
    box-shadow: 0 12px 32px var(--shadow-strong);
    backdrop-filter: blur(20px);
  }
  
  .nav[data-open="true"] {
    display: flex;
    animation: slideDown 300ms cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .nav-link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    transition: all 200ms ease;
    font-weight: 600;
  }
  
  .nav-link:hover {
    background: var(--brand-light);
    color: var(--brand);
  }
  
  .nav-divider {
    height: 1px;
    width: 100%;
    margin: 8px 0;
  }
  
  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Hero Mobile */
  .hero {
    padding: 60px 0 40px;
  }
  
  .hero-copy h1 {
    font-size: 36px;
    line-height: 1.2;
    margin-bottom: 16px;
  }
  
  .hero-copy p {
    font-size: 16px;
    margin-bottom: 20px;
  }
  
  .cta-row {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }
  
  .badges-wrap {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
  }
  
  /* Sections Mobile */
  .section {
    padding: 60px 0;
  }
  
  h2 {
    font-size: 28px;
    margin-bottom: 20px;
    text-align: center;
  }
  
  /* Grid Mobile */
  .grid.features {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .grid.two {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .grid.gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  /* Cards Mobile */
  .card {
    padding: 20px;
    margin-bottom: 16px;
  }
  
  /* Setup Steps Mobile */
  .setup-steps {
    gap: 16px;
  }
  
  .step-card {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 20px;
  }
  
  .step-card:hover {
    transform: translateY(-2px);
  }
  
  .step-number {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }
  
  /* Compatibility Mobile */
  .compat-single .compat-card {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 24px 20px;
  }
  
  .car-models {
    align-items: center;
  }
  
  .car-model {
    padding: 12px;
    gap: 12px;
  }
  
  /* OBD Products Mobile */
  .obd-products {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .product-card {
    padding: 20px;
  }
  
  .product-features {
    gap: 10px;
  }
  
  .feature-item {
    padding: 10px;
    font-size: 13px;
  }
  
  /* Footer Mobile */
  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
    gap: 16px;
  }
  
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .footer-copy {
    text-align: center;
  }
  
  /* Notice Mobile */
  .affiliate-notice {
    flex-direction: column;
    text-align: center;
    gap: 12px;
    padding: 16px;
  }
  
  .notice {
    padding: 12px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  
  .hero-copy h1 {
    font-size: 28px;
  }
  
  h2 {
    font-size: 24px;
  }
  
  .btn {
    padding: 10px 16px;
    font-size: 14px;
    width: 100%;
    max-width: 280px;
  }
  
  .badges-wrap {
    padding: 12px;
  }
  
  .store-badge img {
    height: 36px;
  }
  
  .card {
    padding: 16px;
  }
  
  .step-card {
    padding: 16px;
  }
  
  .product-card {
    padding: 16px;
  }
  
  .car-model {
    padding: 10px;
    gap: 10px;
  }
  
  .car-name {
    font-size: 16px;
  }
  
  .car-brand {
    font-size: 14px;
  }
}
.cookie-banner p { margin: 0; color: var(--muted); }
.cookie-actions { display: flex; gap: 8px; }

/* Theme toggle */
.theme-toggle { padding: 8px 10px; line-height: 1; font-size: 16px; background: transparent; cursor: pointer; }
.theme-toggle:hover { background: color-mix(in oklab, var(--panel) 70%, transparent); }
.theme-toggle:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.site-main { display: block; }

.hero {
  padding: 80px 0 40px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, var(--brand-light) 0%, transparent 70%);
  transform: translateX(-50%);
  opacity: 0.3;
  z-index: -1;
}

.hero--center .hero-inner { grid-template-columns: 1fr; text-align: center; }
.hero--center .hero-media .composite { margin: 0 auto; max-width: 520px; }
.hero--center .hero-copy { max-width: 680px; margin: 0 auto 16px; }
.hero--center .cta-row { justify-content: center; }
.hero .btn { padding: 12px 18px; font-size: 15px; }
.hero .badges-wrap { margin-top: 6px; }
.hero .callout p { margin: 6px 0 0; }

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 32px;
}
.hero-copy { text-align: left; }
.hero-media { justify-self: end; }
.hero-media .composite { max-width: 520px; }

.hero-copy h1 { 
  font-size: 48px; 
  line-height: 1.1; 
  margin: 0 0 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}
.hero-copy p { 
  color: var(--muted); 
  margin: 0 0 24px;
  font-size: 18px;
  line-height: 1.6;
  max-width: 600px;
}
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-shot { 
  width: 100%; 
  border-radius: var(--radius); 
  border: 1px solid var(--border); 
  box-shadow: 0 20px 40px var(--shadow-strong);
  transition: all 400ms ease;
}
.hero-shot:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px var(--shadow-strong);
}

/* Composite: Screenshot 1 (links) + Screenshot 2 (rechts) als nahtloses Bild */
.composite {
  display: flex;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px var(--shadow-strong);
  transition: all 400ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.composite:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px var(--shadow-strong);
}
.composite::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(16, 185, 129, 0.1) 100%);
  opacity: 0;
  transition: opacity 400ms ease;
}
.composite:hover::after {
  opacity: 1;
}
.composite .frame { width: 50%; display: block; height: auto; }
.composite .left { border-right: 0; margin-right: 2.5mm; }
.composite .right { border-left: 0; margin-left: 2.5mm; }

.section { 
  padding: 80px 0; 
  position: relative;
}
.section.muted { 
  background: var(--panel); 
  border-top: 1px solid var(--border); 
  border-bottom: 1px solid var(--border);
  position: relative;
}
.section.muted::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.section.muted::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.section.highlight { background: var(--panel); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

h2 { 
  font-size: 36px; 
  margin: 0 0 24px; 
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
h3 { 
  font-size: 20px; 
  margin: 0 0 12px;
  font-weight: 600;
  color: var(--text);
}
p { margin: 0 0 12px; }

.grid { display: grid; gap: 16px; }
.grid { justify-items: center; }
.grid.features { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.two.centered { justify-items: center; }
.grid.two.centered .card { width: 100%; max-width: 520px; }
.grid.gallery { grid-template-columns: repeat(3, 1fr); justify-items: center; gap: 8px; }
.grid.gallery img, .grid.gallery .composite { max-width: 240px; width: 100%; }

.card {
  background: var(--panel-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px var(--shadow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--shadow-strong);
  border-color: var(--brand);
}
.card:hover::before {
  transform: scaleX(1);
}
.card { text-align: center; }
.card .card-title { margin: 0 0 6px; font-weight: 700; }
.card .card-actions { margin-top: 8px; display: flex; gap: 8px; }
.btn.link { border: 1px solid var(--border); background: transparent; }
.btn.link:hover { background: color-mix(in oklab, var(--panel) 85%, transparent); }

.gallery img { 
  width: 100%; 
  border-radius: var(--radius-sm); 
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px var(--shadow);
  transition: all 300ms ease;
}
.gallery img:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 16px 40px var(--shadow-strong);
}
.gallery .composite { border-radius: 10px; }

.callout { text-align: center; }
.callout p { color: var(--muted); }

.site-footer { 
  padding: 48px 0; 
  background: var(--panel); 
  border-top: 1px solid var(--border);
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.footer-inner { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.footer-brand .logo-img { width: 18px; height: 18px; display: block; flex-shrink: 0; }
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: var(--text); text-decoration: none; opacity: 0.85; font-weight: 600; }
.footer-links a:hover { opacity: 1; text-decoration: underline; }
.footer-copy { text-align: right; }
.footer-copy p { margin: 0; color: var(--muted); }
.footer-copy a { color: var(--text); text-decoration: none; }

@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr; justify-items: start; row-gap: 10px; }
  .footer-copy { text-align: left; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .hero-media { justify-self: center; }
  .grid.features { grid-template-columns: 1fr; }
  .grid.two { grid-template-columns: 1fr; }
  .grid.gallery { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 36px; }
  .menu-toggle { display: inline-block; }
  .nav { position: absolute; top: 64px; right: 0; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 10px; display: none; flex-direction: column; gap: 10px; margin: 8px; min-width: 200px; }
  .nav[data-open="true"] { display: flex; }
}

@media (max-width: 520px) {
  .grid.gallery { grid-template-columns: 1fr; }
  .hero-copy h1 { font-size: 32px; }
}