/* ==========================================================================
   Saccade Landing Page — style.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Colors — Hero / Dark (warm cinematic) */
  --color-hero-start: #0C0F1A;
  --color-hero-mid: #151822;
  --color-hero-end: #0A0D15;
  --color-hero-text: #ffffff;

  /* Colors — Accent (warm coral / gold / teal) */
  --color-accent: #E8725C;
  --color-accent-hover: #F08A78;
  --color-accent-dark: #C95A45;
  --color-accent-gold: #D4A853;
  --color-accent-teal: #2A9D8F;

  /* Colors — Text */
  --color-text-light: #ffffff;
  --color-text-dark: #1C1917;
  --color-text-muted: #78716C;
  --color-text-muted-light: rgba(255, 255, 255, 0.7);

  /* Colors — Surfaces (warm off-white) */
  --color-bg-light: #FAF8F5;
  --color-bg-white: #FEFDFB;
  --color-bg-dark: #0E1118;
  --color-card-bg: #FFFFFF;
  --color-card-shadow: rgba(28, 25, 23, 0.06);
  --color-card-shadow-hover: rgba(28, 25, 23, 0.12);

  /* Colors — Rank Indicators */
  --color-gold: #D4A853;
  --color-silver: #A8A29E;
  --color-bronze: #CD7F32;

  /* Colors — Privacy */
  --color-privacy-bg: #0E1118;
  --color-privacy-shield: #2A9D8F;

  /* Colors — Footer (warm dark) */
  --color-footer-bg: #0C0F16;
  --color-footer-text: rgba(255, 255, 255, 0.55);
  --color-footer-link: rgba(255, 255, 255, 0.75);

  /* Typography */
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-brand: 'Cormorant Garamond', Georgia, serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3.25rem;

  --line-height-tight: 1.2;
  --line-height-base: 1.6;
  --line-height-loose: 1.8;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-max: 1200px;
  --nav-height: 88px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-dark);
  background-color: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
}

/* --------------------------------------------------------------------------
   3. Layout — Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

/* --------------------------------------------------------------------------
   4. Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.site-header .logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--color-hero-text);
  text-decoration: none;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
}

.site-header .nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.site-header .nav-links a {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.site-header .nav-links a:hover {
  color: var(--color-hero-text);
}

.site-header .nav-links .nav-cta {
  background-color: var(--color-accent);
  color: var(--color-hero-text);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
}

.site-header .nav-links .nav-cta:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-hero-text);
}

/* Scrolled state — solid background */
.site-header.scrolled {
  background-color: rgba(12, 15, 26, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-hero-text);
  margin: 5px 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .site-header .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: rgba(12, 15, 26, 0.98);
    padding: var(--space-lg);
    gap: var(--space-lg);
  }

  .site-header .nav-links.open {
    display: flex;
  }
}

/* --------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: #0C0F1A;
  color: var(--color-hero-text);
  padding-top: calc(var(--nav-height) + var(--space-lg));
  padding-bottom: var(--space-2xl);
  overflow: hidden;
}

/* Film grain */
.hero::before {
  content: '';
  position: absolute;
  inset: -50%;
  z-index: 3;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='5' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  mix-blend-mode: overlay;
  animation: grain-shift 0.8s steps(4) infinite;
}

@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2px, 3px); }
  50% { transform: translate(3px, -1px); }
  75% { transform: translate(-1px, -2px); }
  100% { transform: translate(0, 0); }
}

/* Light leaks */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(ellipse 700px 450px at 82% 12%, rgba(212, 168, 83, 0.16) 0%, transparent 65%),
    radial-gradient(ellipse 550px 550px at 8% 80%, rgba(232, 114, 92, 0.12) 0%, transparent 65%),
    radial-gradient(ellipse 450px 350px at 55% 35%, rgba(42, 157, 143, 0.07) 0%, transparent 70%);
  mix-blend-mode: screen;
}

/* Nebula glow container */
.hero-nebula {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 1;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-glow--magenta {
  top: 5%;
  left: 8%;
  width: 55vw;
  height: 55vw;
  max-width: 600px;
  max-height: 600px;
  background: radial-gradient(circle, rgba(232, 114, 92, 0.55) 0%, rgba(200, 70, 50, 0.18) 40%, transparent 70%);
  filter: blur(80px);
  animation: nebula-1 14s ease-in-out infinite alternate;
}

.hero-glow--blue {
  top: 20%;
  right: 5%;
  width: 60vw;
  height: 60vw;
  max-width: 700px;
  max-height: 700px;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.5) 0%, rgba(180, 130, 50, 0.15) 45%, transparent 70%);
  filter: blur(90px);
  animation: nebula-2 18s ease-in-out infinite alternate;
}

.hero-glow--teal {
  bottom: 5%;
  left: 35%;
  width: 45vw;
  height: 45vw;
  max-width: 500px;
  max-height: 500px;
  background: radial-gradient(circle, rgba(0, 200, 170, 0.4) 0%, rgba(0, 120, 100, 0.15) 45%, transparent 70%);
  filter: blur(100px);
  animation: nebula-3 20s ease-in-out infinite alternate;
}

.hero-glow--orange {
  top: 55%;
  right: 25%;
  width: 35vw;
  height: 35vw;
  max-width: 400px;
  max-height: 400px;
  background: radial-gradient(circle, rgba(255, 120, 30, 0.38) 0%, rgba(200, 60, 10, 0.12) 45%, transparent 70%);
  filter: blur(70px);
  animation: nebula-4 16s ease-in-out infinite alternate;
}

@keyframes nebula-1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, 35px) scale(1.08); }
}
@keyframes nebula-2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-40px, 50px) scale(1.05); }
}
@keyframes nebula-3 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(35px, -25px) scale(1.1); }
}
@keyframes nebula-4 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-20px, -30px) scale(1.06); }
}

/* Hero layout */
.hero .container {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
  position: relative;
  z-index: 4;
}

.hero-content {
  flex: 1;
  max-width: 580px;
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-style: italic;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}

.hero-definition {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-style: italic;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-xl);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-lg);
  color: #fff;
}

.hero-title em {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, #E8725C, #D4A853, #2A9D8F);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .subtitle {
  font-family: var(--font-body);
  font-size: var(--font-size-md);
  font-weight: 400;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: var(--space-2xl);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
}

.hero-cta img {
  height: 52px;
  width: auto;
  transition: opacity var(--transition-fast);
}

.hero-cta:hover img {
  opacity: 0.85;
}

.hero-trust {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

.hero-trust-icon {
  font-size: 0.85rem;
}

/* Device mockup */
.hero-device {
  flex: 0 0 auto;
  position: relative;
}

.hero-device-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 340px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(232, 114, 92, 0.18) 0%, rgba(212, 168, 83, 0.05) 50%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.hero-device-frame {
  position: relative;
  width: 280px;
}

.hero-device-frame img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 80px rgba(232, 114, 92, 0.1));
}


/* Responsive */
@media (max-width: 900px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-content .subtitle {
    max-width: 500px;
  }

  .hero-actions {
    align-items: center;
  }

  .hero-device-frame {
    width: 330px;
  }
}

@media (min-width: 901px) {
  .hero-title {
    font-size: 4rem;
  }

  .hero-content .subtitle {
    font-size: var(--font-size-lg);
  }

  .hero-device-frame {
    width: 450px;
  }
}

/* --------------------------------------------------------------------------
   6. Section Shared Styles
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-4xl) 0;
}

.section--light {
  background-color: var(--color-bg-light);
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-hero-text);
}

.section--alt {
  background-color: #F5F2ED;
}

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

.section-header h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  color: inherit;
}

.section--dark .section-header h2 {
  color: var(--color-hero-text);
}

.section-header p {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section--dark .section-header p {
  color: var(--color-text-muted-light);
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-5xl) 0;
  }

  .section-header h2 {
    font-size: var(--font-size-3xl);
  }
}

/* --------------------------------------------------------------------------
   7. How It Works
   -------------------------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
  }
}

.step-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: var(--color-hero-text);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-lg);
}

.step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  background-color: rgba(232, 114, 92, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
}

.step-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.step-card p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
}

/* --------------------------------------------------------------------------
   8. Use Cases
   -------------------------------------------------------------------------- */
.use-cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .use-cases-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.use-case-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.use-case-icon {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
  display: block;
}

.use-case-card h3 {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-sm);
}

.use-case-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
}

/* --------------------------------------------------------------------------
   9. Science
   -------------------------------------------------------------------------- */
.science-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.science-content .lead {
  font-size: var(--font-size-md);
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-xl);
  color: var(--color-text-muted);
}

.citation {
  background-color: rgba(212, 168, 83, 0.06);
  border-left: 3px solid var(--color-accent-gold);
  padding: var(--space-lg) var(--space-xl);
  text-align: left;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: var(--space-xl);
}

.citation p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-style: italic;
  line-height: var(--line-height-base);
}

.science-note {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
}

/* --------------------------------------------------------------------------
   10. Privacy
   -------------------------------------------------------------------------- */
.privacy-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.privacy-shield {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-2xl);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
}

.privacy-list {
  text-align: left;
  margin-bottom: var(--space-2xl);
}

.privacy-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
}

.privacy-list li::before {
  content: '';
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background-color: rgba(42, 157, 143, 0.12);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232A9D8F' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.section--dark .privacy-list li {
  color: rgba(255, 255, 255, 0.85);
}

.privacy-list li {
  color: var(--color-text-dark);
}

.privacy-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

.privacy-link:hover {
  color: var(--color-accent-hover);
}

/* Badge / Shield styles */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--privacy {
  background-color: rgba(42, 157, 143, 0.12);
  color: var(--color-accent-teal);
}

/* --------------------------------------------------------------------------
   11. Screenshots
   -------------------------------------------------------------------------- */
.screenshots-scroll {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md) 0 var(--space-xl);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.screenshots-scroll::-webkit-scrollbar {
  height: 6px;
}

.screenshots-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.screenshots-scroll::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
}

.screenshot-slot {
  flex: 0 0 auto;
  width: 220px;
  aspect-ratio: 1290 / 2796;
  background: var(--color-bg-white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: center;
  overflow: hidden;
}

.screenshot-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.screenshot-slot .placeholder-text {
  color: rgba(0, 0, 0, 0.2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-align: center;
  padding: var(--space-md);
}

@media (min-width: 768px) {
  .screenshot-slot {
    width: 260px;
  }
}

/* --------------------------------------------------------------------------
   12. Download CTA
   -------------------------------------------------------------------------- */
.cta-section {
  text-align: center;
  padding: var(--space-5xl) 0;
  background: linear-gradient(
    160deg,
    var(--color-hero-start) 0%,
    var(--color-hero-mid) 50%,
    var(--color-hero-end) 100%
  );
  color: var(--color-hero-text);
  position: relative;
  overflow: hidden;
}

.cta-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
}

.cta-section p {
  font-size: var(--font-size-md);
  color: var(--color-text-muted-light);
  margin-bottom: var(--space-2xl);
}

.cta-section .hero-actions {
  justify-content: center;
  align-items: center;
}

@media (min-width: 768px) {
  .cta-section h2 {
    font-size: var(--font-size-3xl);
  }
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-4xl) 0 var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  letter-spacing: 0.04em;
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.6;
}

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

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-xs);
}

.footer-col a {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #fff;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 4px;
}

.footer-social a {
  color: rgba(255, 255, 255, 0.45);
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.3);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: #fff;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   14. Fade-in Animation
   -------------------------------------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   15. Rank Indicators
   -------------------------------------------------------------------------- */
.rank-gold {
  color: var(--color-gold);
}

.rank-silver {
  color: var(--color-silver);
}

.rank-bronze {
  color: var(--color-bronze);
}

.rank-indicator {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
}

.rank-indicator--gold {
  background-color: rgba(255, 215, 0, 0.15);
  color: var(--color-gold);
}

.rank-indicator--silver {
  background-color: rgba(192, 192, 192, 0.15);
  color: var(--color-silver);
}

.rank-indicator--bronze {
  background-color: rgba(205, 127, 50, 0.15);
  color: var(--color-bronze);
}

/* --------------------------------------------------------------------------
   16. Legal Pages (Privacy Policy, Terms of Service)
   -------------------------------------------------------------------------- */
.legal-page {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
  min-height: 100vh;
}

.legal-page article {
  max-width: 760px;
  margin: 0 auto;
}

.legal-page h1 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

.legal-page .last-updated {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3xl);
}

.legal-page h2 {
  font-size: var(--font-size-lg);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-dark);
}

.legal-page h3 {
  font-size: var(--font-size-md);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.legal-page p {
  margin-bottom: var(--space-md);
  line-height: var(--line-height-loose);
  color: var(--color-text-muted);
}

.legal-page ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.legal-page ul li {
  list-style: disc;
  margin-bottom: var(--space-sm);
  line-height: var(--line-height-base);
  color: var(--color-text-muted);
}

.legal-page a {
  color: var(--color-accent);
}

.legal-page table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
}

.legal-page th,
.legal-page td {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid #e5e7eb;
  text-align: left;
  line-height: var(--line-height-base);
  color: var(--color-text-muted);
}

.legal-page th {
  background-color: var(--color-bg-light);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
}

.legal-page .legal-contact {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid #e5e7eb;
}

@media (min-width: 768px) {
  .legal-page h1 {
    font-size: var(--font-size-3xl);
  }
}

/* --------------------------------------------------------------------------
   17. Prefers Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .use-case-card,
  .site-header,
  a,
  .app-store-fallback {
    transition: none;
  }
}

/* --------------------------------------------------------------------------
   18. Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .nav-toggle,
  .hero::before {
    display: none;
  }

  .hero {
    background: none !important;
    color: #000;
    min-height: auto;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
  }

  .hero-content h1 {
    color: #000;
  }

  .hero-content .subtitle {
    color: #333;
  }

  .hero-image-placeholder {
    display: none;
  }

  .section--dark {
    background: none !important;
    color: #000;
  }

  .section--dark h2,
  .section--dark p,
  .section--dark li {
    color: #000 !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .cta-section,
  .screenshots-scroll {
    display: none;
  }

  .app-store-badge,
  .app-store-fallback {
    display: none;
  }

  .site-footer {
    background: none;
    color: #000;
  }

  .footer-links a,
  .footer-meta {
    color: #000 !important;
  }
}