/* ============================================
   Stage Traxx 4 - Landing Page Styles
   Dark theme with purple/magenta accents
   ============================================ */

/* CSS Variables */
:root {
  /* Colors - Dark theme with purple accents */
  --color-bg-primary: #0a0a0f;
  --color-bg-secondary: #12121a;
  --color-bg-tertiary: #1a1a25;
  --color-bg-card: #16161f;
  
  --color-accent-primary: #3A5EA0;
  --color-accent-secondary: #1DBAF5;
  --color-accent-glow: rgba(58, 94, 160, 0.4);
  --color-accent-subtle: rgba(58, 94, 160, 0.1);
  
  --color-text-primary: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-accent: rgba(58, 94, 160, 0.3);
  
  /* Typography */
  --font-display: 'Instrument Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --section-padding: clamp(4rem, 10vw, 8rem);
  --container-max: 1200px;
  --container-padding: clamp(1.5rem, 5vw, 3rem);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  color: var(--color-text-secondary);
}

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

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

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

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

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.logo-text .version {
  color: var(--color-accent-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.nav-links a.active {
  color: var(--color-accent-secondary);
}

.nav-cta {
  padding: 0.625rem 1.25rem;
  background: var(--color-accent-primary);
  color: white !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--color-accent-secondary);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: var(--transition-base);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: calc(var(--section-padding) + 4rem) 0 var(--section-padding);
  overflow: hidden;
}

/* Background gradient effect */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 150%;
  background: radial-gradient(ellipse at 30% 20%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(124, 58, 237, 0.1) 0%, transparent 40%);
  pointer-events: none;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { opacity: 0.7; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

.hero-container {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-border-accent);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent-secondary);
  margin-bottom: 1.5rem;
}

.hero-badge::before {
  content: '✦';
}

.hero h1 {
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 1.75rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
  color: white;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-accent-glow);
  color: white;
}

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

.btn-secondary:hover {
  background: var(--color-bg-card);
  border-color: var(--color-border-accent);
  color: var(--color-text-primary);
}

.btn-icon {
  font-size: 1.25rem;
}

/* Hero visual */
.hero-visual {
  position: relative;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5),
              0 0 0 1px var(--color-border);
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(135deg, var(--color-border-accent), transparent 50%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  background: var(--color-bg-secondary);
  aspect-ratio: 4/3;
  object-fit: cover;
}

/* Floating elements around hero image */
.hero-float {
  position: absolute;
  padding: 0.75rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  animation: float 4s ease-in-out infinite;
}

.hero-float-1 {
  top: 10%;
  right: -10%;
  animation-delay: 0s;
}

.hero-float-2 {
  bottom: 20%;
  left: -10%;
  animation-delay: 1s;
}

.hero-float-3 {
  bottom: 5%;
  right: 5%;
  animation-delay: 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ============================================
   Social Proof Bar
   ============================================ */
.social-proof {
  padding: 3rem 0;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.social-proof-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.proof-icon {
  font-size: 1.25rem;
}

.proof-rating {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.stars {
  color: #fbbf24;
  letter-spacing: 2px;
}

.platforms {
  display: flex;
  gap: 0.75rem;
}

.platform-icon {
  width: 24px;
  height: 24px;
  opacity: 0.7;
}

/* ============================================
   Features Section
   ============================================ */
.features {
  padding: var(--section-padding) 0;
  background: var(--color-bg-primary);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: var(--color-accent-subtle);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
}

.features-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  position: relative;
  padding: 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-screenshot {
  margin: -2rem -2rem 1.5rem -2rem;
  overflow: hidden;
  background: var(--color-bg-tertiary);
}

.feature-screenshot img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

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

.feature-card h3 {
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.feature-subtitle {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-secondary);
  margin-bottom: 1rem;
}

.feature-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ============================================
   Detailed Features Section
   ============================================ */
.detailed-features {
  padding: var(--section-padding) 0;
  background: var(--color-bg-secondary);
}

.detailed-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.detailed-card {
  padding: 2.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.detailed-card h3 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
}

.detailed-card h3 span {
  font-size: 1.25rem;
}

.feature-list {
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

.feature-list li::before {
  content: '✓';
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--color-accent-subtle);
  border-radius: 50%;
  font-size: 0.75rem;
  color: var(--color-accent-primary);
}

/* ============================================
   Comparison Section
   ============================================ */
.comparison {
  padding: var(--section-padding) 0;
  background: var(--color-bg-primary);
}

.comparison-table-wrapper {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.comparison-table th,
.comparison-table td {
  padding: 1.25rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table thead th {
  background: var(--color-bg-tertiary);
  font-weight: 600;
  font-size: 0.9375rem;
}

.comparison-table thead th:nth-child(3) {
  color: var(--color-accent-secondary);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody td:first-child {
  color: var(--color-text-secondary);
}

.comparison-table tbody td:nth-child(2) {
  color: var(--color-text-muted);
}

.comparison-table tbody td:nth-child(3) {
  color: var(--color-accent-secondary);
  font-weight: 500;
}

/* ============================================
   Use Cases Section
   ============================================ */
.use-cases {
  padding: var(--section-padding) 0;
  background: var(--color-bg-secondary);
}

.use-cases-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.use-case-card {
  position: relative;
  padding: 2rem;
  background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-tertiary));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.use-case-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
}

.use-case-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.use-case-card h3 {
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.use-case-card p {
  font-size: 0.9375rem;
  font-style: italic;
  line-height: 1.7;
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
  padding: var(--section-padding) 0;
  background: var(--color-bg-primary);
}

.testimonials-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  padding: 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.testimonial-stars {
  color: #fbbf24;
  font-size: 0.875rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.testimonial-card blockquote {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

.testimonial-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.testimonial-source {
  font-weight: 600;
  color: var(--color-text-primary);
}

.testimonial-location {
  color: var(--color-text-muted);
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
  padding: var(--section-padding) 0;
  background: var(--color-bg-secondary);
}

.pricing-grid {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.pricing-card {
  position: relative;
  padding: 2.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.pricing-card.featured {
  border-color: var(--color-accent-primary);
  box-shadow: 0 0 40px var(--color-accent-glow);
}

.pricing-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.375rem 0.75rem;
  background: var(--color-accent-primary);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
}

.pricing-card h3 {
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.pricing-card > p {
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.pricing-amount span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
}

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

.pricing-features li::before {
  content: '✓';
  color: var(--color-accent-primary);
  font-weight: 600;
}

.pricing-features li.not-included::before {
  content: '✗';
  color: #ef4444;
}

.pricing-features li.not-included {
  color: var(--color-text-muted);
}

.upgrade-note {
  margin-top: 2rem;
  padding: 1.25rem;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.upgrade-note strong {
  color: var(--color-accent-secondary);
}

/* Popover for pricing info */
.has-popover {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--color-accent-secondary);
  cursor: pointer;
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.info-icon:hover,
.info-icon:focus {
  color: var(--color-text-primary);
}

.info-icon:focus {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 2px;
  border-radius: 50%;
}

.popover {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: max-content;
  max-width: min(400px, 90vw);
  padding: 1.25rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

/* Arrow */
.popover::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--color-bg-tertiary);
}

.popover::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 9px solid transparent;
  border-top-color: var(--color-border-accent);
}

/* Show on hover/focus */
.info-icon:hover + .popover,
.info-icon:focus + .popover,
.popover:hover,
.has-popover.active .popover {
  opacity: 1;
  visibility: visible;
}

/* Popover content styling */
.popover-content {
  font-size: 0.8125rem;
  line-height: 1.6;
}

.popover-content p {
  color: var(--color-text-secondary);
  margin-bottom: 0.75rem;
}

.popover-content p:last-child {
  margin-bottom: 0;
}

.popover-content strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.popover-content ul {
  margin: 0 0 0.75rem 0;
  padding-left: 1.25rem;
  list-style: disc;
}

.popover-content li {
  color: var(--color-text-secondary);
  padding: 0.25rem 0;
  border-bottom: none;
  font-size: 0.8125rem;
}

.popover-content li::before {
  display: none;
}

/* ============================================
   Specs Section
   ============================================ */
.specs {
  padding: var(--section-padding) 0;
  background: var(--color-bg-primary);
}

.specs-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.spec-group h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.spec-group ul {
  list-style: none;
}

.spec-group li {
  padding: 0.5rem 0;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* ============================================
   Final CTA Section
   ============================================ */
.final-cta {
  padding: var(--section-padding) 0;
  background: linear-gradient(180deg, var(--color-bg-secondary), var(--color-bg-primary));
  text-align: center;
}

.final-cta-container {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.final-cta h2 {
  margin-bottom: 1rem;
}

.final-cta p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.final-cta .hero-ctas {
  justify-content: center;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  padding: 4rem 0 0;
  background: var(--color-bg-tertiary);
  border-top: 1px solid var(--color-border);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-column h4 {
  margin-bottom: 1rem;
  color: var(--color-text-primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 0.625rem;
}

.footer-column a {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  margin-top: 4rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    order: 1;
  }
  
  .hero-visual {
    order: 2;
    max-width: 600px;
    margin: 0 auto;
  }
  
  .hero-description {
    margin: 0 auto 2.5rem;
  }
  
  .hero-ctas {
    justify-content: center;
  }
  
  .hero-float {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: center;
    background: var(--color-bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
  
  .nav-links.active {
    opacity: 1;
    visibility: visible;
  }
  
  .nav-links a {
    font-size: 1.25rem;
  }
  
  .features-grid,
  .detailed-grid,
  .testimonials-grid,
  .pricing-grid,
  .specs-grid {
    grid-template-columns: 1fr;
  }
  
  .use-cases-grid {
    grid-template-columns: 1fr;
  }
  
  .comparison-table {
    font-size: 0.875rem;
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: 1rem;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .social-proof-container {
    flex-direction: column;
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================
   Legal Pages (Privacy, Terms, Imprint)
   ============================================ */
.legal-page h1 {
  margin-bottom: 0.5rem;
}

.legal-page h2 {
  font-size: 2rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.legal-page h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

.legal-page p {
  margin-bottom: 1rem;
}

.legal-page ul,
.legal-page ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  color: var(--color-text-secondary);
}

.legal-page li {
  margin-bottom: 0.5rem;
}

.legal-page strong {
  color: var(--color-text-primary);
}