/* ================================
   CSS Custom Properties (Design System)
   ================================ */
:root {
  /* Core Brand Colors */
  --color-background: #FAF8F5;
  --color-background-dark: #18191B;

  /* Brand Accent (Red) */
  --color-brand: #C7392F;
  --color-brand-hover: #A82F26;
  --color-brand-light: rgba(199, 57, 47, 0.08);

  /* Everyday Interactive (Neutral Dark) */
  --color-interactive: #374151;
  --color-interactive-hover: #1F2937;

  /* Secondary Accent (Teal) */
  --color-teal: #0D9488;
  --color-teal-light: rgba(13, 148, 136, 0.08);

  /* Deprecated — kept for transition */
  --color-primary: #0D9488;
  --color-primary-hover: #0F766E;
  --color-primary-light: rgba(13, 148, 136, 0.1);
  --color-ai: #6366F1;
  --color-ai-light: rgba(99, 102, 241, 0.1);
  --color-success: #22C55E;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-draft: #6366F1;

  /* Dark Section Colors */
  --color-dark-surface: rgba(255, 255, 255, 0.06);
  --color-dark-surface-muted: rgba(255, 255, 255, 0.04);
  --color-dark-border: rgba(255, 255, 255, 0.1);
  --color-dark-text-primary: #FFFFFF;
  --color-dark-text-secondary: rgba(255, 255, 255, 0.7);
  --color-dark-text-muted: rgba(255, 255, 255, 0.5);
  --color-dark-text-tertiary: rgba(255, 255, 255, 0.35);

  /* Neutral Scale (Light Mode) */
  --color-surface: #FFFFFF;
  --color-border: #E5E7EB;
  --color-text-muted: #6B7280;
  --color-text-primary: #1F2937;
  --color-surface-warm: #F5F0EB;
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-700: #374151;

  /* Typography */
  --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 96px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;

  /* Motion */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: 350ms var(--ease-out-expo);
  --transition-hover: 300ms var(--ease-out-expo);

  /* Enhanced Shadows */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* ================================
   Typography
   ================================ */
h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
}

h3, h4 {
  font-family: var(--font-sans);
  line-height: 1.2;
}

h1 {
  font-size: clamp(36px, 5vw, 56px);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 20px;
  font-weight: 500;
}

h4 {
  font-weight: 600;
}

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

.accent {
  color: var(--color-brand);
}

/* ================================
   Layout
   ================================ */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
}

.section-title {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-muted);
}

/* ================================
   Buttons
   ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-text-primary);
  color: var(--color-surface);
  border-color: var(--color-text-primary);
}

.btn-primary:hover {
  background-color: var(--color-gray-700);
  border-color: var(--color-gray-700);
}

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

.btn-outline:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-muted);
}

.btn-link {
  background: none;
  border: none;
  color: var(--color-text-muted);
  padding: 12px 0;
}

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

.btn-link .arrow {
  transition: transform var(--transition-fast);
}

.btn-link:hover .arrow {
  transform: translateX(4px);
}

/* ================================
   Header & Navigation
   ================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: transparent;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  background-color: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  position: relative;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-brand);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.nav-links a {
  font-size: 14px;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.nav-cta {
  padding: 8px 16px;
  height: 36px;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

/* ================================
   Hero Section
   ================================ */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: calc(72px + var(--spacing-3xl));
  padding-bottom: 0;
  overflow: visible;
  position: relative;
  background: radial-gradient(ellipse at 30% 20%, rgba(199, 57, 47, 0.05) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 30%, rgba(99, 102, 241, 0.04) 0%, transparent 60%),
              var(--color-background);
}

.hero > .container {
  width: 100%;
}

/* Soft fade-out at bottom of hero into next section */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-background));
  pointer-events: none;
  z-index: 3;
}

.hero-content {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.hero-title {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.hero-subtitle {
  font-size: 18px;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
  justify-content: center;
}

/* Screenshot stage — elevated on light background */
.hero-screenshot-stage {
  position: relative;
  width: 100%;
  margin-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-4xl);
}

/* Subtle tonal backdrop behind screenshot for depth */
.hero-screenshot-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  height: 80%;
  background: radial-gradient(
    ellipse at center,
    rgba(199, 57, 47, 0.04) 0%,
    rgba(199, 57, 47, 0.015) 50%,
    transparent 80%
  );
  pointer-events: none;
  z-index: 0;
}

.hero-screenshot-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.03),
    0 4px 12px rgba(0, 0, 0, 0.04),
    0 16px 40px rgba(0, 0, 0, 0.06),
    0 32px 80px rgba(0, 0, 0, 0.04);
}

.hero-screenshot {
  width: 100%;
  height: auto;
  display: block;
}

/* Hero entrance animations */
@keyframes heroSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroScreenshotReveal {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.hero-animate {
  opacity: 0;
  animation: heroSlideUp 0.7s var(--ease-out-expo) forwards;
}

.hero-animate-delay-1 {
  animation-delay: 120ms;
}

.hero-animate-delay-2 {
  animation-delay: 240ms;
}

.hero-animate-delay-3 {
  animation-delay: 400ms;
  animation-name: heroScreenshotReveal;
  animation-duration: 0.9s;
  animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: reduce) {
  .hero-animate {
    opacity: 1;
    animation: none;
  }
}

/* ================================
   Value Props Section
   ================================ */
.value-props {
  position: relative;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(199, 57, 47, 0.03), transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(99, 102, 241, 0.03), transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(13, 148, 136, 0.02), transparent 60%),
    var(--color-background);
}


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

.value-card {
  background-color: var(--color-surface);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-hover), transform var(--transition-hover);
  will-change: transform, box-shadow;
}

.value-card:hover {
  box-shadow: 0 8px 24px rgba(199, 57, 47, 0.08), 0 4px 12px rgba(0, 0, 0, 0.06);
}

@media (hover: hover) {
  .value-card:hover {
    transform: translateY(-4px);
  }
}

.value-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.value-card-icon {
  flex-shrink: 0;
  color: var(--color-interactive);
}

.value-card h3 {
  margin-bottom: 0;
  color: var(--color-text-primary);
}

.value-card p {
  font-size: 14px;
}

/* ================================
   Features Section
   ================================ */
.features {
  background-color: var(--color-surface);
}

.feature-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-ai);
  background-color: var(--color-ai-light);
  border-radius: 20px;
  margin-bottom: var(--spacing-md);
}

.badge--red {
  color: var(--color-brand);
  background-color: var(--color-brand-light);
}

.badge--teal {
  color: var(--color-teal);
  background-color: var(--color-teal-light);
}

.feature-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: var(--card-bg, var(--color-background));
  border: 1px solid var(--card-border, var(--color-border));
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-hover), transform var(--transition-hover), border-color var(--transition-hover);
  will-change: transform, box-shadow;
}

.feature-badge {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
  transition: color var(--transition-hover);
}

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

.feature-card p {
  font-size: 14px;
  margin-bottom: var(--spacing-sm);
}

.feature-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--card-accent, var(--color-border));
}

@media (hover: hover) {
  .feature-card:hover {
    transform: translateY(-3px);
  }
}

.feature-card:hover .feature-badge {
  color: var(--card-accent, var(--color-text-muted));
}

/* ================================
   Section Dividers (Arc Transitions)
   ================================ */
.section-divider {
  position: relative;
  width: 100%;
  line-height: 0;
  overflow: hidden;
}

.section-divider svg {
  display: block;
  width: 100%;
  height: 60px;
}

/* Light → Dark: arc sits on the features (white) background */
.section-divider--to-dark {
  background-color: var(--color-surface);
  margin-top: -1px; /* prevent subpixel gap */
}

/* Ambient warm glow at the top of the dark zone */
.section-divider--to-dark::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 160px;
  background: radial-gradient(ellipse at center, rgba(199, 57, 47, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* Dark → Light: arc sits on the CTA (white) background */
.section-divider--to-light {
  background-color: var(--color-surface);
  margin-bottom: -1px; /* prevent subpixel gap */
}

/* Ambient warm glow at the bottom of the dark zone */
.section-divider--to-light::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 160px;
  background: radial-gradient(ellipse at center, rgba(199, 57, 47, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ================================
   Integrations Section
   ================================ */
.integrations {
  background-color: var(--color-background-dark);
  padding: var(--spacing-4xl) 0;
}

.integrations .section-title {
  color: var(--color-dark-text-primary);
}

.integrations .section-subtitle {
  color: var(--color-dark-text-muted);
}

.integrations-marquee {
  position: relative;
  overflow: hidden;
}

.integrations-marquee::before,
.integrations-marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.integrations-marquee::before {
  left: 0;
  background: transparent;
}

.integrations-marquee::after {
  right: 0;
  background: transparent;
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.integrations-track {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  width: max-content;
  animation: marquee 40s linear infinite;
}

.integrations-marquee:hover .integrations-track {
  animation-play-state: paused;
}

.integration-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  padding: var(--spacing-sm);
  flex-shrink: 0;
  filter: none;
  opacity: 0.7;
  transition: all var(--transition-hover);
}

.integration-logo:hover {
  filter: none;
  opacity: 1;
}

@media (hover: hover) {
  .integration-logo:hover {
    transform: scale(1.08);
  }
}

.integration-logo img {
  max-width: 120px;
  max-height: 60px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

/* ================================
   Product Section
   ================================ */
.product-screenshot {
  max-width: 1000px;
  margin: 0 auto;
}

/* ================================
   Use Cases Section
   ================================ */
.use-cases {
  background-color: var(--color-background-dark);
  position: relative;
}

.use-cases .section-title {
  color: #FFFFFF;
}

.use-cases .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.use-cases-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  max-width: 900px;
  margin: 0 auto;
}

.use-case-card {
  background-color: var(--color-dark-surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-dark-border);
  border-radius: 24px;
  padding: var(--spacing-xl) var(--spacing-2xl);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.use-case-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.2);
}

.use-case-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.use-case-header h3 {
  color: #FFFFFF;
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.use-case-chevron {
  color: rgba(255, 255, 255, 0.7);
  transition: transform 0.4s var(--ease-out-back);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.use-case-card[data-expanded="true"] .use-case-chevron {
  transform: rotate(180deg);
}

.use-case-content {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.5s var(--ease-out-expo), opacity 0.4s var(--ease-out-expo), margin 0.4s var(--ease-out-expo);
}

.use-case-card[data-expanded="true"] .use-case-content {
  max-height: 400px;
  opacity: 1;
  margin-top: var(--spacing-lg);
  transition-delay: 0ms, 150ms, 0ms;
}

.use-case-content p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

.use-case-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.btn-use-case {
  background-color: #FFFFFF;
  color: var(--color-background-dark);
  border: none;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.btn-use-case:hover {
  background-color: var(--color-gray-100);
  transform: translateY(-1px);
}

/* ================================
   Why Now Section
   ================================ */
.why-now {
  background-color: var(--color-background-dark);
  position: relative;
}

.why-now .section-title {
  color: var(--color-dark-text-primary);
}

.why-now .section-subtitle {
  color: var(--color-dark-text-muted);
}

.comparison {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.comparison-col {
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
}

.comparison-col h3 {
  font-size: 24px;
  margin-bottom: var(--spacing-xl);
}

.comparison-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.comparison-col li strong {
  display: block;
  margin-bottom: var(--spacing-xs);
}

.comparison-col li p {
  font-size: 14px;
}

.old-way {
  background: var(--color-dark-surface-muted);
  border: 1px solid var(--color-dark-border);
  backdrop-filter: blur(10px);
}

.old-way h3 {
  color: var(--color-dark-text-muted);
}

.old-way li strong {
  color: var(--color-dark-text-secondary);
}

.old-way li p {
  color: var(--color-dark-text-tertiary);
}

.new-way {
  background: var(--color-dark-surface);
  border: 2px solid var(--color-brand);
  box-shadow: 0 0 40px rgba(199, 57, 47, 0.12), 0 0 80px rgba(199, 57, 47, 0.06);
}

.new-way h3 {
  color: var(--color-brand);
}

.new-way li strong {
  color: var(--color-dark-text-primary);
}

.new-way li p {
  color: var(--color-dark-text-muted);
}

/* ================================
   Team Section
   ================================ */
.team-card {
  display: flex;
  gap: var(--spacing-xl);
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
}

.team-photo-placeholder {
  width: 120px;
  height: 120px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-weight: 500;
}

.team-info h3 {
  font-size: 20px;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.team-role {
  display: inline-block;
  font-size: 14px;
  color: var(--color-interactive);
  margin-bottom: var(--spacing-md);
}

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

.team-highlights li {
  font-size: 14px;
  color: var(--color-text-muted);
  padding-left: var(--spacing-md);
  position: relative;
}

.team-highlights li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-interactive);
}

/* ================================
   Final CTA Section
   ================================ */
@keyframes ctaGlow {
  0%, 100% {
    background-position: 30% 50%;
  }
  50% {
    background-position: 70% 50%;
  }
}

.final-cta {
  text-align: center;
  padding: var(--spacing-4xl) 0;
  background-color: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(199, 57, 47, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(99, 102, 241, 0.04) 0%, transparent 60%);
  background-size: 200% 200%;
  animation: ctaGlow 8s ease-in-out infinite;
  pointer-events: none;
}

.cta-title {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-primary);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cta-trust {
  margin-top: var(--spacing-lg);
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ================================
   Footer
   ================================ */
.footer {
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  background-color: var(--color-background-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-logo {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-brand);
  margin-bottom: var(--spacing-sm);
}

.footer-description {
  font-size: 14px;
  color: var(--color-dark-text-muted);
  margin-bottom: var(--spacing-md);
  max-width: 280px;
}

.footer-email {
  font-size: 14px;
  color: var(--color-dark-text-secondary);
  transition: color var(--transition-fast);
}

.footer-email:hover {
  color: var(--color-dark-text-primary);
}

.footer-col-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-text-primary);
  margin-bottom: var(--spacing-md);
}

.footer-col-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-col-links a {
  font-size: 14px;
  color: var(--color-dark-text-muted);
  transition: color var(--transition-fast);
}

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

.footer-copyright {
  font-size: 13px;
  color: var(--color-dark-text-tertiary);
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-dark-border);
}

/* ================================
   Animations
   ================================ */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
  transition-delay: calc(var(--stagger, 0) * 1ms);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-slide-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
  transition-delay: calc(var(--stagger, 0) * 1ms);
}

.animate-slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.animate-slide-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
  transition-delay: calc(var(--stagger, 0) * 1ms);
}

.animate-slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ================================
   Focus & Accessibility
   ================================ */
:focus-visible {
  outline: 2px solid var(--color-interactive);
  outline-offset: 2px;
  border-radius: 2px;
}

.btn:focus-visible {
  outline-offset: 3px;
}

.use-case-card:focus-visible {
  outline-offset: 4px;
}

/* ================================
   Responsive Design
   ================================ */
@media (max-width: 1024px) {
  .value-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .value-cards .value-card:last-child {
    grid-column: span 2;
    max-width: 50%;
    justify-self: center;
  }

}

@media (max-width: 768px) {
  section {
    padding: var(--spacing-3xl) 0;
  }

  .nav-links,
  .nav-right {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }

  .nav-links.active ~ .nav-right {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(72px + 180px);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    padding-top: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }

  .hero {
    padding-top: calc(72px + var(--spacing-xl));
    padding-bottom: 0;
  }

  .hero::after {
    height: 80px;
  }

  .hero-content {
    padding: 0 var(--spacing-md);
  }

  .hero-screenshot-stage {
    margin-top: var(--spacing-lg);
    padding-bottom: var(--spacing-2xl);
  }

  .hero-screenshot-glow {
    display: none;
  }

  .hero-screenshot-wrapper {
    border-radius: var(--radius-md);
    box-shadow:
      0 2px 8px rgba(0, 0, 0, 0.06),
      0 8px 24px rgba(0, 0, 0, 0.05);
  }

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

  .value-cards .value-card:last-child {
    grid-column: auto;
    max-width: 100%;
  }

  .old-way {
    backdrop-filter: none;
  }

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

  .team-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .team-highlights li {
    padding-left: 0;
    text-align: center;
  }

  .team-highlights li::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  /* integrations marquee is fluid */

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

  .hero-cta .btn {
    width: 100%;
  }

  .hero-screenshot-wrapper {
    border-radius: var(--radius-sm);
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons .btn {
    width: 100%;
    max-width: 280px;
  }
}

/* ================================
   Language Switcher
   ================================ */
.language-switcher {
  position: relative;
  margin-right: var(--spacing-md);
}

.language-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.language-toggle:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-muted);
  color: var(--color-text-primary);
}

.language-switcher.open .language-toggle {
  background-color: var(--color-surface);
  border-color: var(--color-interactive);
  color: var(--color-text-primary);
}

.globe-icon {
  flex-shrink: 0;
}

.current-lang {
  font-family: var(--font-mono);
  font-weight: 600;
  min-width: 22px;
  text-align: center;
}

.chevron-icon {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.language-switcher.open .chevron-icon {
  transform: rotate(180deg);
}

.language-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 140px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 100;
  overflow: hidden;
}

.language-switcher.open .language-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-dropdown button {
  display: block;
  width: 100%;
  padding: 10px 16px;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.language-dropdown button:hover {
  background-color: var(--color-background);
  color: var(--color-text-primary);
}

.language-dropdown button.active {
  color: var(--color-interactive);
  font-weight: 500;
  background-color: rgba(55, 65, 81, 0.05);
}

.language-dropdown button.active:hover {
  background-color: rgba(55, 65, 81, 0.1);
}

/* Language switcher mobile styles */
@media (max-width: 768px) {
  .language-switcher {
    position: fixed;
    top: 20px;
    right: 60px;
    margin-right: 0;
    z-index: 1001;
  }

  .language-toggle {
    padding: 6px 10px;
  }

  .language-dropdown {
    right: 0;
  }
}

/* ================================
   Reduced Motion
   ================================ */
@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll,
  .animate-slide-left,
  .animate-slide-right {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .final-cta::before {
    animation: none;
  }

  .use-case-content {
    transition: none;
  }

  .use-case-chevron {
    transition: none;
  }

  .value-card,
  .feature-card,
  .integration-logo {
    transition: none;
  }

  .integrations-track {
    animation: none;
  }
}