/**
 * BooxDay.com - E-Ink Monochrome Design System
 * Pure E-Ink Aesthetic
 *
 * Design Principles:
 * - True e-ink monochrome (grayscale only)
 * - Typography-first hierarchy with distinctive fonts
 * - Soft grays, deep blacks, pure whites
 * - Generous whitespace with subtle texture
 * - Details that show craft and care
 */

/* Import distinctive fonts */
@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@400;500&family=Crimson+Pro:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  /* E-Ink Monochrome Palette */
  --color-white: #FFFFFF;           /* Pure white */
  --color-surface: #F7F7F7;         /* Soft light gray */
  --color-surface-alt: #F0F0F0;     /* Light gray */

  /* Text Hierarchy - True grayscale */
  --color-text-primary: #1A1A1A;    /* Near black */
  --color-text-body: #404040;       /* Dark gray */
  --color-text-secondary: #6B6B6B;  /* Medium gray */
  --color-text-tertiary: #9B9B9B;   /* Light gray */

  /* Borders & Lines - Neutral grays */
  --color-border: #DEDEDE;
  --color-border-subtle: #E8E8E8;
  --color-divider: #E0E0E0;

  /* Accent - Dark gray/black */
  --color-accent: #2D2D2D;
  --color-accent-hover: #1A1A1A;
  --color-accent-light: #4D4D4D;

  /* Footer - Inverted for contrast */
  --color-footer-bg: #1A1A1A;
  --color-footer-text: #D0D0D0;
  --color-footer-heading: #FFFFFF;

  /* Typography - Distinctive pairing */
  --font-serif: 'Crimson Pro', 'Georgia', serif;  /* Editorial, bookish */
  --font-sans: 'Inter', -apple-system, sans-serif; /* Clean body text */

  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.8125rem;  /* 13px */
  --font-size-base: 0.9375rem; /* 15px */
  --font-size-md: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.375rem;   /* 22px */
  --font-size-2xl: 1.75rem;   /* 28px */
  --font-size-3xl: 2.25rem;   /* 36px */

  /* Spacing - Refined */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2.25rem;   /* 36px - reduced 10% */
  --spacing-2xl: 3.6rem;   /* 58px - reduced 10% */
  --spacing-3xl: 4.5rem;   /* 72px - reduced 10% */

  /* Layout */
  --content-width: 960px;
  --content-width-narrow: 720px;
  --content-width-wide: 1080px;

  /* Borders */
  --border-width: 1px;
  --border-radius: 4px;
  --border-radius-lg: 6px;

  /* Touch */
  --touch-target-min: 44px;

  /* No transitions for e-ink feel */
  --transition: none;
}

/* ============================================================================
   Reset and Base
   ============================================================================ */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text-body);
  background-color: var(--color-white);
  /* Subtle paper texture */
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,.015) 2px,
      rgba(0,0,0,.015) 4px
    );
}

/* ============================================================================
   Typography - Refined, Not Bold
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  letter-spacing: -0.015em;
}

h2 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

h4 {
  font-size: var(--font-size-md);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-sans);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-body);
}

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

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

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

/* ============================================================================
   Layout - Narrower, More Refined
   ============================================================================ */

.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-narrow {
  max-width: var(--content-width-narrow);
}

.container-legal {
  max-width: 780px;
}

.container-wide {
  max-width: var(--content-width-wide);
}

/* ============================================================================
   Header - Light, Refined
   ============================================================================ */

.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
  gap: var(--spacing-lg);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
}

.navbar-logo {
  width: 45px;
  height: 45px;
  object-fit: contain;
}

.navbar-brand-text {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

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

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  text-decoration: none;
  min-height: var(--touch-target-min);
  display: flex;
  align-items: center;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  text-decoration: none;
}

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

/* Mobile Nav */
.navbar-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: var(--spacing-sm);
  cursor: pointer;
  border-radius: var(--border-radius);
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  color: var(--color-text-primary);
}

@media (max-width: 768px) {
  .navbar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .navbar-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-xs);
  }

  .navbar-nav.active {
    display: flex;
  }

  .nav-link {
    width: 100%;
    justify-content: flex-start;
  }
}

/* ============================================================================
   Buttons - Refined, Not Heavy
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0 var(--spacing-lg);
  height: var(--touch-target-min);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  color: var(--color-text-primary);
  cursor: pointer;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.btn:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-secondary);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-white);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 0 var(--spacing-xl);
  height: 48px;
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: 0 var(--spacing-md);
  height: 36px;
  font-size: var(--font-size-sm);
}

/* ============================================================================
   Hero - Asymmetric, Distinctive Layout
   ============================================================================ */

.hero {
  position: relative;
  padding: var(--spacing-3xl) 0 var(--spacing-3xl);
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-border);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, var(--color-surface) 50%);
  opacity: 0.8;
  pointer-events: none;
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

.hero-logo {
  width: 100px;
  height: 100px;
  display: block;
  position: sticky;
  top: var(--spacing-xl);
  border-radius: 12px;
  box-shadow:
    0 4px 6px rgba(0,0,0,0.05),
    0 10px 20px rgba(0,0,0,0.08);
  background: var(--color-white);
  padding: var(--spacing-md);
}

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

.hero-badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-primary);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  margin-bottom: var(--spacing-lg);
}

.hero h1 {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  line-height: 1.2;
  color: var(--color-text-primary);
}

.hero p {
  font-size: var(--font-size-lg);
  color: var(--color-text-body);
  max-width: 600px;
  margin: 0 0 var(--spacing-xl) 0;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Mobile: revert to centered layout */
@media (max-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }

  .hero-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    position: static;
  }

  .hero h1,
  .hero p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }
}

/* No tagline badge - too aggressive */
.hero-tagline {
  display: none;
}

/* ============================================================================
   Sections - Breathing Room
   ============================================================================ */

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

.section-alt {
  background-color: var(--color-surface);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

/* Remove heavy underline */
.section-title::after {
  display: none;
}

.section-subtitle {
  font-size: var(--font-size-base);
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================================
   Feature Grid - Compact, Scannable
   ============================================================================ */

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

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
}

/* ============================================================================
   Feature Cards - Refined, Compact
   ============================================================================ */

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-align: left;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.feature-card:hover {
  border-color: var(--color-accent-light);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}

.feature-card .feature-icon {
  width: 32px;
  height: 32px;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xl);
  /* Remove heavy styling */
  background: none;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.feature-card .feature-icon i {
  font-size: 24px;
}

.feature-card .feature-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.feature-card .feature-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin: 0;
}

/* ============================================================================
   Cards - Subtle, No Heavy Shadows
   ============================================================================ */

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: all 0.2s ease;
}

.card:hover {
  border-color: var(--color-accent-light);
  box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}

.card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.card-body {
  color: var(--color-text-body);
}

.card-body p:last-child {
  margin-bottom: 0;
}

/* ============================================================================
   How It Works - Clean, Horizontal
   ============================================================================ */

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

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

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

.step-number {
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin: 0 auto var(--spacing-md);
  /* Remove heavy black bg */
  background-color: var(--color-white);
}

.step-card h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ============================================================================
   Footer - Inverted for Strong Contrast
   ============================================================================ */

.site-footer {
  background-color: var(--color-footer-bg);
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255,255,255,.02) 2px,
      rgba(255,255,255,.02) 4px
    );
  border-top: 3px solid var(--color-text-primary);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-3xl);
  color: var(--color-footer-text);
}

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

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .footer-content {
    grid-template-columns: 1fr;
  }
}

.footer-section h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-footer-heading);
  margin-bottom: var(--spacing-md);
  font-family: var(--font-sans);
}

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

.footer-section li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: var(--color-footer-heading);
  text-decoration: none;
}

.footer-section p {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  margin: 0;
  line-height: 1.6;
}

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

.footer-logo img {
  width: 32px;
  height: 32px;
  filter: invert(1) brightness(1.2);
}

.footer-logo span {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-footer-heading);
  font-family: var(--font-serif);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  color: var(--color-footer-text);
  font-size: var(--font-size-xs);
}

.footer-bottom p {
  margin: 0;
  color: var(--color-footer-text);
  opacity: 0.7;
  line-height: 1.6;
}

/* ============================================================================
   CTA Section - Refined, Not Heavy
   ============================================================================ */

.cta-section {
  background-color: var(--color-surface);
  text-align: center;
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-section h2 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.cta-section p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn-primary {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

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

.cta-section .btn-outline:hover {
  background-color: var(--color-white);
  border-color: var(--color-text-secondary);
}

/* ============================================================================
   Utility Classes
   ============================================================================ */

.text-center { text-align: center; }
.text-secondary { color: var(--color-text-secondary); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* ============================================================================
   Badge - Subtle
   ============================================================================ */

.badge {
  display: inline-block;
  padding: 2px var(--spacing-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: var(--color-surface-alt);
  color: var(--color-text-secondary);
  border-radius: var(--border-radius);
}

/* ============================================================================
   Forms - Clean
   ============================================================================ */

.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-control {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-sans);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-white);
  color: var(--color-text-primary);
  min-height: var(--touch-target-min);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* ============================================================================
   Alerts - Subtle
   ============================================================================ */

.alert {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
}

.alert-success { border-color: #27AE60; color: #27AE60; }
.alert-error { border-color: #E74C3C; color: #E74C3C; }
.alert-warning { border-color: #F39C12; color: #F39C12; }
.alert-info { border-color: #3498DB; color: #3498DB; }

/* ============================================================================
   Responsive Typography
   ============================================================================ */

@media (max-width: 768px) {
  .hero h1 {
    font-size: var(--font-size-2xl);
  }

  .hero p {
    font-size: var(--font-size-base);
  }

  .section-title {
    font-size: var(--font-size-lg);
  }

  .hero-logo {
    width: 48px;
    height: 48px;
  }
}

/* ============================================================================
   Grid Layouts
   ============================================================================ */

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   Dividers
   ============================================================================ */

.divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-xl) 0;
}
/* ============================================================================
   BOOXDAY.COM - ADDITIONAL COMPONENTS
   Append this to the existing style.css
   ============================================================================ */

/* ============================================================================
   Inner Page Hero (About, Support)
   ============================================================================ */

.hero-inner {
  text-align: center;
  padding: calc(var(--spacing-2xl) * 0.85) 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.hero-inner h1 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.hero-inner p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ============================================================================
   Story Section (About Page)
   ============================================================================ */

.story-container {
  max-width: 800px;
  margin: 0 auto;
}

.story-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.story-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 0;
}

/* Story Badge - Used throughout About page */
.story-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  background-color: var(--color-surface-alt);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  margin-bottom: var(--spacing-md);
}

.story-badge i {
  font-size: 12px;
}

/* Story Timeline */
.story-timeline {
  position: relative;
  padding-left: 60px;
}

.story-timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--color-border);
}

.story-chapter {
  position: relative;
  margin-bottom: var(--spacing-2xl);
}

.story-chapter:last-child {
  margin-bottom: 0;
}

.chapter-icon {
  position: absolute;
  left: -60px;
  top: 0;
  width: 40px;
  height: 40px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 16px;
}

.chapter-content {
  padding-bottom: var(--spacing-md);
}

.chapter-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-sm);
}

.chapter-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.chapter-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-md);
}

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

/* Pain Points */
.pain-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
}

@media (max-width: 480px) {
  .pain-points {
    grid-template-columns: 1fr;
  }
}

.pain-point {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

.pain-point i {
  color: #E74C3C;
  font-size: 14px;
  flex-shrink: 0;
}

/* Solution Points */
.solution-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md);
  background-color: #F0F9F4;
  border-radius: var(--border-radius-lg);
}

@media (max-width: 480px) {
  .solution-points {
    grid-template-columns: 1fr;
  }
}

.solution-point {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

.solution-point i {
  color: #27AE60;
  font-size: 14px;
  flex-shrink: 0;
}

/* Story Quote */
.story-quote {
  position: relative;
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  padding-left: var(--spacing-xl);
  background-color: var(--color-surface);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
}

.story-quote i.bi-quote {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  font-size: 20px;
  color: var(--color-text-tertiary);
}

.story-quote p {
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-text-primary);
  margin: 0;
  padding-left: var(--spacing-md);
}

/* Who We Are Section */
.who-we-are {
  text-align: center;
}

.who-we-are h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-md) 0 var(--spacing-xl);
  white-space: nowrap;
}

.personal-message {
  text-align: left;
  max-width: 720px;
  margin: 0 auto;
}

.personal-message p {
  font-size: var(--font-size-md);
  line-height: 1.8;
  color: var(--color-text-body);
  margin-bottom: var(--spacing-lg);
}

.personal-message p.lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
}

.personal-message p.closing {
  font-size: var(--font-size-md);
  color: var(--color-text-primary);
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.honest-facts {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.honest-fact {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.honest-fact > i {
  font-size: 1.5rem;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.honest-fact div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.honest-fact strong {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
}

.honest-fact span {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.personal-quote {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-white) 100%);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 12px 12px 0;
  position: relative;
}

.personal-quote i.bi-quote {
  font-size: 2rem;
  color: var(--color-text-tertiary);
  opacity: 0.5;
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
}

.personal-quote p {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-text-primary);
  margin: 0;
  padding-left: var(--spacing-lg);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .who-we-are h2 {
    font-size: var(--font-size-xl);
    white-space: normal;
  }

  .honest-fact {
    padding: var(--spacing-md);
  }

  .personal-quote {
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

/* Unique Feature Visual - Integration Flow */
.unique-feature-visual {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-white) 100%);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

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

.flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  min-width: 100px;
}

.flow-item-highlight {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.flow-item-highlight,
.flow-item-highlight span,
.flow-item-highlight .flow-icon i {
  color: var(--color-white);
}

.flow-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 50%;
}

.flow-item-highlight .flow-icon {
  background: rgba(255, 255, 255, 0.2);
}

.flow-icon i {
  font-size: 24px;
  color: var(--color-accent);
}

.flow-item span {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}

.flow-arrow {
  color: var(--color-text-tertiary);
  font-size: 20px;
}

@media (max-width: 600px) {
  .visual-flow {
    flex-direction: column;
  }
  .flow-arrow {
    transform: rotate(90deg);
  }
}

/* Feature Screenshot */
.feature-screenshot {
  margin: var(--spacing-xl) 0;
  text-align: center;
}

.feature-screenshot-img {
  max-width: 100%;
  height: auto;
  max-height: 500px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.screenshot-caption {
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Feature Showcase - Two Column Layout */
.feature-showcase {
  display: flex;
  gap: var(--spacing-xl);
  align-items: center;
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.feature-showcase-img {
  flex: 0 0 280px;
}

.feature-screenshot-img-sm {
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.feature-showcase-text {
  flex: 1;
}

.feature-showcase-text h4 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-sm);
}

.feature-showcase-text p {
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--color-text-body);
  margin-bottom: var(--spacing-md);
}

.feature-showcase-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-md);
}

.feature-showcase-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-xs);
}

.feature-showcase-list li i {
  color: var(--color-accent);
  margin-top: 2px;
}

.feature-showcase-result {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-white);
  border-radius: 6px;
  border-left: 3px solid var(--color-accent);
  font-size: var(--font-size-sm) !important;
}

@media (max-width: 768px) {
  .feature-showcase {
    flex-direction: column;
    text-align: center;
  }

  .feature-showcase-img {
    flex: none;
    width: 100%;
    max-width: 250px;
  }

  .feature-showcase-list li {
    justify-content: center;
  }
}

/* Unique Benefits */
.unique-benefits {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

@media (max-width: 600px) {
  .unique-benefits {
    grid-template-columns: 1fr;
  }
}

.unique-benefit {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-radius: 8px;
  border: 1px solid var(--color-border-subtle);
}

.unique-benefit > i {
  font-size: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.unique-benefit div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.unique-benefit strong {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.unique-benefit span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* Chapter CTA */
.chapter-cta {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-white) 100%);
  border-radius: 12px;
  border: 1px solid var(--color-border);
  text-align: center;
}

.chapter-cta p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-body);
}

.chapter-cta .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ============================================================================
   Boox Tribute Section
   ============================================================================ */

.boox-tribute {
  text-align: center;
  max-width: 1000px;
  margin: 0 auto;
}

.boox-tribute h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.boox-tribute .section-subtitle {
  margin-bottom: var(--spacing-2xl);
}

/* Boox Features Grid */
.boox-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  text-align: left;
}

@media (max-width: 900px) {
  .boox-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .boox-features {
    grid-template-columns: 1fr;
  }
}

.boox-feature {
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
}

.boox-feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 20px;
}

.boox-feature h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.boox-feature p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* Boox Models Badges */
.boox-models {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
}

.model-badge {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
}

/* ============================================================================
   Principles Grid
   ============================================================================ */

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

@media (max-width: 900px) {
  .principles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .principles-grid {
    grid-template-columns: 1fr;
  }
}

.principle-card {
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.principle-card .icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 20px;
}

.principle-card h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.principle-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================================
   Content Card
   ============================================================================ */

.content-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
}

.content-card h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.content-card h2 i {
  color: var(--color-text-secondary);
}

.content-card h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.content-card ul {
  margin: 0 0 var(--spacing-md) 0;
  padding-left: var(--spacing-lg);
}

.content-card li {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

/* ============================================================================
   AI Features Section
   ============================================================================ */

.ai-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

@media (max-width: 600px) {
  .ai-features {
    grid-template-columns: 1fr;
  }
}

.ai-features-3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .ai-features-3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .ai-features-3col {
    grid-template-columns: 1fr;
  }
}

.ai-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
}

.ai-feature > i {
  flex-shrink: 0;
  font-size: 20px;
  color: var(--color-accent);
  margin-top: 2px;
}

.ai-feature div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ai-feature strong {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.ai-feature span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* AI Privacy Box */
.ai-privacy {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: #F0F9F4;
  border-radius: var(--border-radius-lg);
  border-left: 3px solid #27AE60;
}

.ai-privacy h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin: 0 0 var(--spacing-md) 0;
  color: #1E7D45;
}

.ai-privacy h3 i {
  color: #27AE60;
}

.ai-privacy ul {
  margin: 0;
  padding-left: var(--spacing-lg);
}

.ai-privacy li {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-sm);
}

.ai-privacy li:last-child {
  margin-bottom: 0;
}

/* ============================================================================
   Tech Grid
   ============================================================================ */

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

@media (max-width: 600px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.tech-item {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  text-align: center;
}

.tech-label {
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-xs);
}

.tech-value {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ============================================================================
   CTA Row
   ============================================================================ */

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

/* ============================================================================
   Support Tabs
   ============================================================================ */

.support-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-md);
}

.support-tab {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: none;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
}

.support-tab:hover {
  color: var(--color-text-primary);
  background-color: var(--color-surface);
}

.support-tab.active {
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  border-color: var(--color-border);
}

.support-tab i {
  font-size: 16px;
}

/* Tab Content */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* ============================================================================
   Getting Started Section
   ============================================================================ */

.getting-started {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

@media (max-width: 900px) {
  .getting-started {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .getting-started {
    grid-template-columns: 1fr;
  }
}

.start-step {
  position: relative;
  padding: var(--spacing-lg);
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.start-step .step-number {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-tertiary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  margin: 0;
}

.start-step .icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 20px;
}

.start-step h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.start-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================================
   Info Box
   ============================================================================ */

.info-box {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: #EBF5FF;
  border-radius: var(--border-radius);
  border-left: 3px solid #3498DB;
}

.info-box > i {
  flex-shrink: 0;
  font-size: 18px;
  color: #3498DB;
  margin-top: 2px;
}

.info-box p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================================
   How-To Grid
   ============================================================================ */

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

@media (max-width: 768px) {
  .howto-grid {
    grid-template-columns: 1fr;
  }
}

.howto-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
}

.howto-card h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.howto-card h3 i {
  color: var(--color-text-secondary);
  font-size: 18px;
}

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

.howto-step {
  padding: var(--spacing-sm) 0;
}

.howto-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin: 0;
  line-height: 1.5;
}

.howto-step strong {
  color: var(--color-text-primary);
}

/* ============================================================================
   FAQ Accordion
   ============================================================================ */

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

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-primary);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq-question:hover {
  background-color: var(--color-surface);
}

.faq-question i {
  flex-shrink: 0;
  font-size: 14px;
  color: var(--color-text-tertiary);
  transition: transform 0.2s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-answer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin: 0;
  line-height: 1.6;
}

/* ============================================================================
   Troubleshooting Grid
   ============================================================================ */

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

@media (max-width: 900px) {
  .troubleshoot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .troubleshoot-grid {
    grid-template-columns: 1fr;
  }
}

.troubleshoot-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
}

.troubleshoot-card.warning {
  border-color: #F39C12;
  background-color: #FFFBF0;
}

.troubleshoot-card h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.troubleshoot-card h3 i {
  color: var(--color-text-secondary);
  font-size: 18px;
}

.troubleshoot-card.warning h3 i {
  color: #F39C12;
}

.troubleshoot-card > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-md);
}

.troubleshoot-card ul {
  margin: 0;
  padding-left: var(--spacing-lg);
}

.troubleshoot-card li {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

.troubleshoot-card li:last-child {
  margin-bottom: 0;
}

/* ============================================================================
   Contact Options
   ============================================================================ */

.contact-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
  .contact-options {
    grid-template-columns: 1fr;
  }
}

.contact-option {
  text-align: center;
  padding: var(--spacing-xl);
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
}

.contact-option .icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 24px;
}

.contact-option h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.contact-option p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.contact-option a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-accent);
}

.contact-option a:hover {
  text-decoration: underline;
}

/* ============================================================================
   Support Form
   ============================================================================ */

.support-form {
  margin-top: var(--spacing-lg);
}

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

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

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

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

.support-form input,
.support-form select,
.support-form textarea {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-sans);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-white);
  color: var(--color-text-primary);
}

.support-form input:focus,
.support-form select:focus,
.support-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.support-form input::placeholder,
.support-form textarea::placeholder {
  color: var(--color-text-tertiary);
}

.support-form textarea {
  min-height: 120px;
  resize: vertical;
}

.support-form select {
  cursor: pointer;
}

/* ============================================================================
   Button Outline Variant
   ============================================================================ */

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

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

/* ============================================================================
   Code Inline
   ============================================================================ */

code {
  font-family: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
  font-size: 0.875em;
  padding: 2px 6px;
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text-primary);
}

/* ============================================================================
   Responsive Timeline
   ============================================================================ */

@media (max-width: 600px) {
  .story-timeline {
    padding-left: 40px;
  }

  .story-timeline::before {
    left: 12px;
  }

  .chapter-icon {
    left: -40px;
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

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

/* ============================================================================
   Mobile Support Tabs
   ============================================================================ */

@media (max-width: 768px) {
  .support-tabs {
    justify-content: center;
  }

  .support-tab {
    flex: 1 1 auto;
    justify-content: center;
    min-width: 100px;
  }

  .support-tab span {
    display: none;
  }
}

@media (max-width: 480px) {
  .support-tab {
    padding: var(--spacing-sm);
  }
}

/* ============================================================================
   About Page - Enhanced E-Ink Experience
   ============================================================================ */

/* --- Hero with Device Illustration --- */
.hero-about {
  position: relative;
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

/* E-ink pixel grid background */
.hero-about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(90deg, rgba(0,0,0,.03) 1px, transparent 1px),
    linear-gradient(rgba(0,0,0,.03) 1px, transparent 1px);
  background-size: 8px 8px;
  pointer-events: none;
}

.hero-about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-about-content {
  text-align: left;
}

.hero-about-content h1 {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  line-height: 1.15;
}

.hero-about-content p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin: 0;
  max-width: 400px;
}

.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.about-badge i {
  color: #e53935;
  font-size: 12px;
}

.about-tagline {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl) !important;
  font-style: italic;
  color: var(--color-text-primary) !important;
  margin-bottom: var(--spacing-md) !important;
}

.about-desc {
  font-size: var(--font-size-base) !important;
  line-height: 1.7;
  margin-bottom: var(--spacing-lg) !important;
  max-width: 420px;
}

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

.about-highlight {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.about-highlight i {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--color-accent);
}

.about-highlights.about-highlights-2col {
  display: flex;
  flex-direction: row !important;
  gap: var(--spacing-xl);
}

.about-highlights-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  flex: 1;
}

@media (max-width: 768px) {
  .about-highlights.about-highlights-2col {
    flex-direction: column !important;
    gap: var(--spacing-sm);
  }

  .about-highlights {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .about-highlight span {
    display: none;
  }

  .about-highlight i {
    width: 40px;
    height: 40px;
  }
}

/* Device illustration container */
.hero-device {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Stylized e-ink tablet */
.device-frame {
  position: relative;
  width: 280px;
  height: 370px;
  background: linear-gradient(145deg, #2a2a2a 0%, #1a1a1a 100%);
  border-radius: 14px;
  padding: 14px;
  box-shadow:
    0 20px 40px rgba(0,0,0,0.15),
    0 8px 16px rgba(0,0,0,0.1),
    inset 0 1px 0 rgba(255,255,255,0.1);
  transform: perspective(800px) rotateY(-8deg) rotateX(2deg);
  transition: transform 0.4s ease;
}

.device-frame:hover {
  transform: perspective(800px) rotateY(-2deg) rotateX(1deg);
}

/* Screen bezel */
.device-screen {
  width: 100%;
  height: 100%;
  background-color: #f5f5f5;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  /* E-ink paper texture */
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,.02) 2px,
      rgba(0,0,0,.02) 4px
    );
}

/* E-ink refresh animation lines */
.device-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(0,0,0,0.08) 20%,
    rgba(0,0,0,0.12) 50%,
    rgba(0,0,0,0.08) 80%,
    transparent 100%
  );
  animation: einkRefresh 3s ease-in-out infinite;
}

@keyframes einkRefresh {
  0%, 100% { top: -3px; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* Screen content - calendar mockup */
.screen-content {
  padding: 12px;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.screen-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid #ddd;
}

.screen-date {
  font-family: var(--font-serif);
  font-size: 11px;
  font-weight: 600;
  color: #333;
}

.screen-dots {
  display: flex;
  gap: 3px;
}

.screen-dots span {
  width: 4px;
  height: 4px;
  background-color: #999;
  border-radius: 50%;
}

.screen-calendar {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.screen-event {
  background-color: rgba(0,0,0,0.06);
  border-left: 2px solid #333;
  padding: 6px 8px;
  border-radius: 0 3px 3px 0;
  font-size: 8px;
  color: #444;
}

.screen-event.handwritten {
  background: none;
  border: none;
  padding: 4px 0;
  font-family: 'Caveat', cursive;
  font-size: 12px;
  color: #333;
  border-bottom: 1px dashed #ccc;
}

/* Real app screenshot */
.screen-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  border-radius: 2px;
}

/* Stylus next to device */
.device-stylus {
  position: absolute;
  right: -30px;
  bottom: 20px;
  width: 8px;
  height: 120px;
  background: linear-gradient(180deg, #444 0%, #222 100%);
  border-radius: 4px 4px 1px 1px;
  transform: rotate(15deg);
  box-shadow: 2px 4px 8px rgba(0,0,0,0.2);
}

.device-stylus::before {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 10px solid #222;
}

/* About page device wrapper */
.about-device-wrapper {
  position: relative;
  display: inline-block;
  background: #FFFFFF;
  border-radius: 8px;
  padding: 6px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.about-device-img {
  display: block;
  max-height: 400px;
  width: auto;
  border-radius: 4px;
  filter: grayscale(0.08) contrast(1.02);
}

/* E-ink scan line overlay */
.about-device-wrapper::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 6px;
  right: 6px;
  bottom: 6px;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.015) 2px,
      rgba(0, 0, 0, 0.015) 4px
    );
  pointer-events: none;
  z-index: 2;
  border-radius: 4px;
}

/* E-ink refresh animation */
.about-device-wrapper::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 6px;
  right: 6px;
  height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.06) 20%,
    rgba(0, 0, 0, 0.1) 50%,
    rgba(0, 0, 0, 0.06) 80%,
    transparent 100%
  );
  animation: einkRefresh 3s ease-in-out infinite;
  z-index: 3;
  border-radius: 4px 4px 0 0;
}

/* Stylus for about page */
.about-stylus {
  position: absolute;
  right: -55px;
  bottom: 20px;
  width: 13px;
  height: 200px;
  background: linear-gradient(180deg, #555 0%, #2a2a2a 100%);
  border-radius: 7px 7px 2px 2px;
  transform: rotate(18deg);
  box-shadow: 2px 4px 12px rgba(0, 0, 0, 0.25);
}

.about-stylus::before {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 19px solid #2a2a2a;
}

.about-stylus::after {
  content: '';
  position: absolute;
  top: 11px;
  left: 2px;
  right: 2px;
  height: 33px;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, transparent 100%);
  border-radius: 4px;
}

@media (max-width: 768px) {
  .about-device-img {
    max-height: 280px;
  }

  .about-stylus {
    right: -25px;
    height: 110px;
    width: 8px;
  }
}

/* Floating ink drops decoration */
.ink-drops {
  position: absolute;
  top: 20%;
  left: 10%;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.ink-drop {
  position: absolute;
  width: 6px;
  height: 6px;
  background-color: var(--color-text-tertiary);
  border-radius: 50%;
  opacity: 0.3;
}

.ink-drop:nth-child(1) { top: 10%; left: 5%; width: 4px; height: 4px; }
.ink-drop:nth-child(2) { top: 60%; left: 0%; width: 8px; height: 8px; opacity: 0.2; }
.ink-drop:nth-child(3) { top: 80%; left: 15%; width: 3px; height: 3px; }

@media (max-width: 768px) {
  .hero-about-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-xl);
  }

  .hero-about-content {
    text-align: center;
    order: 1;
  }

  .hero-about-content p {
    max-width: 100%;
    margin: 0 auto;
  }

  .hero-device {
    order: 2;
  }

  .device-frame {
    width: 220px;
    height: 290px;
    transform: none;
  }

  .device-frame:hover {
    transform: none;
  }

  .device-stylus {
    display: none;
  }
}

/* --- Section Dividers with Pen Strokes --- */
.stroke-divider {
  position: relative;
  height: 40px;
  margin: 0;
  overflow: visible;
}

.stroke-divider::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--color-text-tertiary) 15%,
    var(--color-text-primary) 50%,
    var(--color-text-tertiary) 85%,
    transparent 100%
  );
  border-radius: 2px;
  opacity: 0.4;
}

/* Ink splatter variation */
.stroke-divider.splatter::after {
  content: '';
  position: absolute;
  left: calc(50% + 50px);
  top: calc(50% - 4px);
  width: 8px;
  height: 8px;
  background-color: var(--color-text-tertiary);
  border-radius: 50%;
  opacity: 0.3;
}

/* --- E-ink Refresh Lines Texture --- */
.eink-texture {
  position: relative;
}

.eink-texture::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 60px,
    rgba(0,0,0,0.015) 60px,
    rgba(0,0,0,0.015) 61px
  );
  pointer-events: none;
  z-index: 0;
}

/* --- Paper Grain Overlay --- */
.paper-grain {
  position: relative;
}

.paper-grain::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}

/* --- Interactive Boox Models --- */
.boox-models-interactive {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.model-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-md);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  cursor: default;
  transition: all 0.25s ease;
  min-width: 120px;
}

.model-card:hover {
  border-color: var(--color-accent-light);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}

.model-card-icon {
  width: 48px;
  height: 64px;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(145deg, #e8e8e8 0%, #d8d8d8 100%);
  border-radius: 4px;
  position: relative;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Mini screen on device icon */
.model-card-icon::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  bottom: 4px;
  background-color: #f5f5f5;
  border-radius: 2px;
}

/* Size indicator dot */
.model-card-icon::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background-color: var(--color-text-tertiary);
  border-radius: 50%;
}

.model-card-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.model-card-size {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* Size variations */
.model-card[data-size="small"] .model-card-icon {
  width: 36px;
  height: 48px;
}

.model-card[data-size="large"] .model-card-icon {
  width: 56px;
  height: 72px;
}

.model-card-img {
  width: auto;
  height: 70px;
  object-fit: contain;
  margin-bottom: var(--spacing-xs);
}

/* --- Tech Stack Interactive Cards --- */
.tech-grid-interactive {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

@media (max-width: 600px) {
  .tech-grid-interactive {
    grid-template-columns: repeat(2, 1fr);
  }
}

.tech-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-lg);
  background-color: var(--color-surface);
  border: 1px solid transparent;
  border-radius: var(--border-radius-lg);
  text-align: center;
  transition: all 0.25s ease;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--color-text-tertiary);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}

.tech-card:hover {
  background-color: var(--color-white);
  border-color: var(--color-border);
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

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

.tech-card-icon {
  font-size: 24px;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-sm);
  transition: color 0.25s ease;
}

.tech-card:hover .tech-card-icon {
  color: var(--color-text-primary);
}

.tech-card .tech-label {
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-xs);
}

.tech-card .tech-value {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Tech Card Tooltips */
.tech-card[data-tooltip] {
  cursor: help;
}

.tech-card[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: 220px;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 400;
  line-height: 1.5;
  text-align: left;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  z-index: 100;
  pointer-events: none;
}

.tech-card[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 768px) {
  .tech-card[data-tooltip]::after {
    width: 180px;
    left: 0;
    transform: translateX(0) translateY(-8px);
  }
}

/* --- Principles Cards with Lift Effect --- */
.principle-card-interactive {
  position: relative;
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  text-align: center;
  transition: all 0.3s ease;
  overflow: hidden;
}

.principle-card-interactive::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background-color: var(--color-surface);
  transition: height 0.3s ease;
  z-index: 0;
}

.principle-card-interactive:hover {
  transform: translateY(-6px);
  box-shadow:
    0 12px 24px rgba(0,0,0,0.08),
    0 4px 8px rgba(0,0,0,0.04);
  border-color: var(--color-accent-light);
}

.principle-card-interactive:hover::before {
  height: 100%;
}

.principle-card-interactive .icon {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 22px;
  transition: all 0.3s ease;
}

.principle-card-interactive:hover .icon {
  background-color: var(--color-white);
  border-color: var(--color-accent-light);
  color: var(--color-text-primary);
  transform: scale(1.1);
}

.principle-card-interactive h3 {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.principle-card-interactive p {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* --- Story Chapter Enhanced --- */
.chapter-icon-enhanced {
  position: absolute;
  left: -60px;
  top: 0;
  width: 40px;
  height: 40px;
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 16px;
  transition: all 0.3s ease;
}

.story-chapter:hover .chapter-icon-enhanced {
  border-color: var(--color-accent);
  color: var(--color-text-primary);
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* Chapter number watermark */
.chapter-number {
  position: absolute;
  right: 0;
  top: -10px;
  font-family: var(--font-serif);
  font-size: 6rem;
  font-weight: 700;
  color: var(--color-surface-alt);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

/* Chapter content z-index for watermark numbers */
.story-timeline-animated .chapter-content {
  position: relative;
  z-index: 1;
}

/* --- Animated Timeline Line --- */
.story-timeline-animated {
  position: relative;
  padding-left: 60px;
}

.story-timeline-animated::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg,
    var(--color-border) 0%,
    var(--color-text-tertiary) 50%,
    var(--color-border) 100%
  );
}

/* Animated dots on timeline */
.timeline-dot {
  position: absolute;
  left: 17px;
  width: 8px;
  height: 8px;
  background-color: var(--color-text-tertiary);
  border-radius: 50%;
  opacity: 0.5;
}

.timeline-dot:nth-child(1) { top: 25%; }
.timeline-dot:nth-child(2) { top: 50%; }
.timeline-dot:nth-child(3) { top: 75%; }

@media (max-width: 600px) {
  .chapter-number {
    font-size: 4rem;
    right: -10px;
  }
}

/* ============================================================================
   Homepage - Conversion-Focused Design
   ============================================================================ */

/* --- Homepage Hero --- */
.hero-home {
  position: relative;
  padding: var(--spacing-md) 0 var(--spacing-lg);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.hero-home::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(90deg, rgba(0,0,0,.02) 1px, transparent 1px),
    linear-gradient(rgba(0,0,0,.02) 1px, transparent 1px);
  background-size: 12px 12px;
  pointer-events: none;
}

.hero-home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-home-content {
  order: 2;
  max-width: 520px;
}

.hero-trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-primary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  margin-bottom: var(--spacing-lg);
}

.hero-trust-badge i {
  color: var(--color-accent);
}

.hero-home-content h1 {
  font-size: 2.75rem;
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.hero-home-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-body);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

.hero-home-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.hero-cta-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

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

.hero-proof-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.hero-proof-item i {
  color: var(--color-text-primary);
  font-size: 12px;
}

.hero-proof-divider {
  width: 1px;
  height: 16px;
  background-color: var(--color-border);
}

/* Hero Device */
.hero-home-visual {
  order: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-device-mockup {
  max-width: 100%;
  max-height: 442px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.15));
}

.hero-device-frame {
  position: relative;
  width: 320px;
  height: 420px;
  background: linear-gradient(145deg, #2a2a2a 0%, #1a1a1a 100%);
  border-radius: 16px;
  padding: 16px;
  box-shadow:
    0 30px 60px rgba(0,0,0,0.15),
    0 10px 20px rgba(0,0,0,0.1),
    inset 0 1px 0 rgba(255,255,255,0.1);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.hero-device-screen {
  width: 100%;
  height: 100%;
  background-color: #f5f5f5;
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}

.hero-device-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(0,0,0,0.06) 20%,
    rgba(0,0,0,0.1) 50%,
    rgba(0,0,0,0.06) 80%,
    transparent 100%
  );
  animation: einkRefresh 4s ease-in-out infinite;
  z-index: 2;
}

.hero-device-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}

/* Hero Mobile */
@media (max-width: 900px) {
  .hero-home-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-home-content {
    max-width: 100%;
    order: 1;
  }

  .hero-home-content h1 {
    font-size: 2rem;
  }

  .hero-home-cta {
    align-items: center;
  }

  .hero-proof {
    justify-content: center;
  }

  .hero-home-visual {
    order: 2;
  }

  .hero-device-mockup {
    max-height: 306px;
  }

  .hero-device-frame {
    width: 260px;
    height: 340px;
    transform: none;
  }
}

/* --- Problem/Solution Section --- */
.section-problem {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

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

.section-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-md);
}

.section-label-accent {
  color: var(--color-accent);
}

.problem-content h2,
.solution-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.problem-content p,
.solution-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.problem-list,
.solution-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.problem-list li,
.solution-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  line-height: 1.5;
}

.problem-list li i {
  color: #c0392b;
  font-size: 14px;
  margin-top: 4px;
  flex-shrink: 0;
}

.solution-list li i {
  color: #27ae60;
  font-size: 14px;
  margin-top: 4px;
  flex-shrink: 0;
}

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

  .problem-content,
  .solution-content {
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border-radius: var(--border-radius-lg);
  }
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--spacing-2xl);
}

.section-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.section-header p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* --- Benefits Section --- */
.section-benefits {
  padding: var(--spacing-3xl) 0;
}

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

.benefits-grid-4 {
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.benefits-grid-4 .benefit-card p {
  font-size: var(--font-size-sm);
}

.benefits-grid-4 .benefit-features li {
  font-size: var(--font-size-xs);
}

.benefit-card {
  position: relative;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  transition: all 0.25s ease;
}

.benefit-card:hover {
  border-color: var(--color-accent-light);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  transform: translateY(-4px);
}

.benefit-card-featured {
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.benefit-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-white);
  background-color: var(--color-accent);
  padding: 4px 10px;
  border-radius: 12px;
  white-space: nowrap;
}

.benefit-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-size: 24px;
}

.benefit-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.benefit-card > p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  line-height: 1.65;
  margin-bottom: var(--spacing-md);
}

.benefit-features {
  list-style: none;
  padding: 0;
  margin: 0;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.benefit-features li {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding-left: var(--spacing-md);
  position: relative;
}

.benefit-features li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-text-tertiary);
}

@media (max-width: 900px) {
  .benefits-grid,
  .benefits-grid-4 {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .benefit-card-featured {
    order: -1;
  }
}

@media (min-width: 769px) and (max-width: 1100px) {
  .benefits-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Showcase Section --- */
.section-showcase {
  padding: var(--spacing-3xl) 0;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.showcase-content .section-label {
  display: block;
}

.showcase-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.showcase-content > p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.showcase-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.showcase-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.showcase-feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text-secondary);
  font-size: 18px;
  flex-shrink: 0;
}

.showcase-feature div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.showcase-feature strong {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.showcase-feature span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.showcase-visual {
  display: flex;
  justify-content: center;
}

.showcase-device {
  width: 100%;
  max-width: 400px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-sm);
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.showcase-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

@media (max-width: 900px) {
  .showcase-grid {
    grid-template-columns: 1fr;
  }

  .showcase-content {
    order: 1;
    text-align: center;
  }

  .showcase-features {
    text-align: left;
    max-width: 400px;
    margin: 0 auto;
  }

  .showcase-visual {
    order: 2;
  }

  .showcase-device {
    max-width: 320px;
  }
}

/* --- SemanticGenius Feature Section (Home Page) --- */
.section-semanticgenius {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-surface) 100%);
}

.semanticgenius-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.section-label-featured {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-accent);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-label-featured i {
  font-size: 12px;
}

.semanticgenius-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: var(--spacing-md) 0 var(--spacing-lg);
  line-height: 1.25;
}

.semanticgenius-lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
}

.semanticgenius-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.sg-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: #FFFFFF;
  border-radius: 8px;
  border: 1px solid var(--color-border-subtle);
  transition: box-shadow 0.2s ease;
}

.sg-feature:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.sg-feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 10px;
  flex-shrink: 0;
}

.sg-feature-icon i {
  font-size: 20px;
  color: var(--color-accent);
}

.sg-feature strong {
  display: block;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.sg-feature span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* SemanticGenius Visual Card */
.semanticgenius-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.sg-visual-card {
  background: #FFFFFF;
  border-radius: 12px;
  padding: var(--spacing-xl);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--color-border-subtle);
  max-width: 320px;
  width: 100%;
}

.sg-visual-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: 8px;
  margin-bottom: var(--spacing-md);
}

.sg-visual-header i {
  font-size: 40px;
  color: var(--color-accent);
}

.sg-visual-header span {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.sg-visual-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--spacing-md) 0;
}

.sg-visual-arrow i {
  font-size: 28px;
  color: #2E7D32;
  animation: sgPulse 2s ease-in-out infinite;
}

.sg-visual-arrow span {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #2E7D32;
}

@keyframes sgPulse {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(4px); opacity: 0.7; }
}

.sg-visual-output {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sg-output-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--color-surface);
  border-radius: 8px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-body);
}

.sg-output-item i {
  font-size: 16px;
  color: var(--color-accent);
}

/* Responsive */
@media (max-width: 900px) {
  .semanticgenius-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .semanticgenius-visual {
    order: -1;
  }

  .sg-visual-card {
    max-width: 280px;
  }
}

@media (max-width: 600px) {
  .semanticgenius-content h2 {
    font-size: var(--font-size-xl);
  }

  .sg-feature {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* --- Tasks Feature Section --- */
.section-tasks {
  padding: var(--spacing-3xl) 0;
  background: var(--color-surface);
}

.tasks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.tasks-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #FFFFFF;
  border-radius: 8px;
  padding: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.tasks-image {
  max-width: 100%;
  max-height: 480px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 4px;
}

.tasks-content h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.tasks-content > p {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
}

.tasks-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.task-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.task-feature-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  flex-shrink: 0;
}

.task-feature-icon i {
  font-size: 16px;
  color: var(--color-accent);
}

.task-feature div strong {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.task-feature div span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

@media (max-width: 768px) {
  .tasks-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .tasks-visual {
    order: 1;
  }

  .tasks-content {
    order: 2;
  }

  .tasks-image {
    max-height: 360px;
  }

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

/* --- AI Collaboration Section --- */
.section-ai {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-white) 100%);
}

.ai-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.ai-nav-btn {
  padding: 10px 20px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.ai-nav-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.ai-nav-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

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

.ai-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
}

.ai-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.ai-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 10px;
  margin-bottom: var(--spacing-md);
}

.ai-card-icon i {
  font-size: 22px;
  color: var(--color-accent);
}

.ai-card h3 {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.ai-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.ai-card.hidden {
  display: none;
}

@media (max-width: 900px) {
  .ai-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .ai-grid {
    grid-template-columns: 1fr;
  }

  .ai-nav {
    gap: 6px;
  }

  .ai-nav-btn {
    padding: 8px 16px;
    font-size: 13px;
  }
}

/* --- How It Works Section --- */
.section-how {
  padding: var(--spacing-3xl) 0;
}

.how-steps {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.how-step {
  flex: 1;
  text-align: center;
  padding: 0 var(--spacing-lg);
}

.how-step-number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 600;
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
}

.how-step-content h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.how-step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

.how-step-connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-border), var(--color-text-tertiary), var(--color-border));
  margin-top: 24px;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .how-steps {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .how-step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    padding: 0;
    gap: var(--spacing-md);
  }

  .how-step-number {
    margin: 0;
    flex-shrink: 0;
  }

  .how-step-connector {
    display: none;
  }
}

/* --- Compatibility Section --- */
.section-compat {
  padding: var(--spacing-2xl) 0;
}

.compat-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.compat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  min-width: 120px;
}

.compat-img {
  width: auto;
  height: 80px;
  object-fit: contain;
  margin-bottom: var(--spacing-sm);
  border-radius: 4px;
}

.compat-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}

.compat-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  text-align: center;
  margin: 0;
}

/* --- Pricing Section --- */
.section-pricing {
  padding: var(--spacing-3xl) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
}

.pricing-card-featured {
  border-color: var(--color-accent);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  background-color: var(--color-accent);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 12px;
  white-space: nowrap;
}

.pricing-header {
  text-align: center;
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-lg);
}

.pricing-header h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.pricing-price {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.pricing-price span {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--color-text-secondary);
}

.pricing-header p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-xl) 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  line-height: 1.4;
}

.pricing-features li i {
  font-size: 14px;
  margin-top: 2px;
  flex-shrink: 0;
}

.pricing-features li i.bi-check2 {
  color: #27ae60;
}

.pricing-features li i.bi-x {
  color: var(--color-text-tertiary);
}

.pricing-feature-disabled {
  color: var(--color-text-tertiary) !important;
}

.pricing-card .btn {
  width: 100%;
}

.pricing-guarantee {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  text-align: center;
  margin: var(--spacing-md) 0 0 0;
}

@media (max-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-card-featured {
    order: -1;
  }
}

/* --- Final CTA Section --- */
.section-final-cta {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-accent);
  color: var(--color-white);
  text-align: center;
}

.final-cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.final-cta-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
}

.final-cta-content > p {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.final-cta-actions {
  margin-bottom: var(--spacing-xl);
}

.final-cta-actions .btn-primary {
  background-color: var(--color-white);
  color: var(--color-accent);
  border-color: var(--color-white);
}

.final-cta-actions .btn-primary:hover {
  background-color: var(--color-surface);
  border-color: var(--color-surface);
}

.final-cta-reassurance {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.final-cta-reassurance span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  opacity: 0.85;
}

.final-cta-reassurance i {
  font-size: 16px;
}

/* ============================================================================
   Legal Document Pages - Clean Modern Legal Style
   ============================================================================ */

/* Legal Hero - More formal presentation */
.hero-legal {
  text-align: center;
  padding: calc(var(--spacing-2xl) * 0.85) 0 calc(var(--spacing-xl) * 0.85);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.hero-legal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--color-border) 20%,
    var(--color-text-tertiary) 50%,
    var(--color-border) 80%,
    transparent 100%
  );
}

.hero-legal .document-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text-secondary);
  font-size: 20px;
}

.hero-legal h1 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.hero-legal .document-meta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.hero-legal .document-meta span {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.hero-legal .document-meta i {
  font-size: 14px;
  color: var(--color-text-tertiary);
}

/* Legal Content Card - Paper texture and refined styling */
.legal-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl) var(--spacing-2xl) var(--spacing-xl);
  position: relative;
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.04),
    0 4px 12px rgba(0, 0, 0, 0.02);

  /* Subtle paper texture */
  background-image:
    linear-gradient(90deg, rgba(0,0,0,.01) 1px, transparent 1px),
    linear-gradient(rgba(0,0,0,.01) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* Decorative corner flourish */
.legal-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-surface) 50%, transparent 50%);
  border-radius: var(--border-radius-lg) 0 0 0;
}

.legal-card::after {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  width: 24px;
  height: 24px;
  border-left: 2px solid var(--color-border);
  border-top: 2px solid var(--color-border);
  border-radius: 2px 0 0 0;
  opacity: 0.6;
}

/* Legal content typography */
.legal-content {
  position: relative;
  z-index: 1;
  line-height: 1.85;
  color: var(--color-text-body);
}

/* Drop cap for opening paragraph */
.legal-content > p:first-of-type::first-letter {
  float: left;
  font-family: var(--font-serif);
  font-size: 3.2em;
  font-weight: 600;
  line-height: 0.85;
  padding-right: 0.08em;
  padding-top: 0.05em;
  color: var(--color-text-primary);
}

/* Section headings with left accent */
.legal-content h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-xl) 0 var(--spacing-md);
  padding-left: var(--spacing-md);
  border-left: 3px solid var(--color-accent);
  line-height: 1.3;
}

.legal-content h2:first-child {
  margin-top: 0;
}

/* Subsection headings */
.legal-content h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

/* Paragraph spacing */
.legal-content p {
  margin-bottom: var(--spacing-md);
  text-align: justify;
  hyphens: auto;
  -webkit-hyphens: auto;
}

/* Lists with refined bullets */
.legal-content ul {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-lg);
  list-style: none;
}

.legal-content ul li {
  position: relative;
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  line-height: 1.7;
}

.legal-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background-color: var(--color-text-tertiary);
  border-radius: 50%;
}

/* Ordered lists with styled numbers */
.legal-content ol {
  margin: var(--spacing-md) 0;
  padding-left: 0;
  list-style: none;
  counter-reset: legal-counter;
}

.legal-content ol li {
  position: relative;
  padding-left: calc(var(--spacing-xl) + var(--spacing-sm));
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
  counter-increment: legal-counter;
}

.legal-content ol li::before {
  content: counter(legal-counter) ".";
  position: absolute;
  left: 0;
  top: 0;
  width: var(--spacing-xl);
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  text-align: right;
  padding-right: var(--spacing-sm);
}

/* Nested lists */
.legal-content ol ol,
.legal-content ul ul {
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

/* Blockquotes for definitions or important notices */
.legal-content blockquote {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-surface);
  border-left: 3px solid var(--color-text-tertiary);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-style: italic;
  color: var(--color-text-body);
}

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

/* Inline emphasis */
.legal-content strong {
  font-weight: 600;
  color: var(--color-text-primary);
}

.legal-content em {
  font-style: italic;
}

/* Links in legal content */
.legal-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 2px;
}

.legal-content a:hover {
  text-decoration-color: var(--color-accent);
}

/* Section dividers */
.legal-content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--color-border) 20%,
    var(--color-border) 80%,
    transparent 100%
  );
  margin: var(--spacing-xl) 0;
}

/* Tables in legal documents */
.legal-content table {
  width: 100%;
  margin: var(--spacing-lg) 0;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.legal-content th,
.legal-content td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.legal-content th {
  font-weight: 600;
  color: var(--color-text-primary);
  background-color: var(--color-surface);
}

.legal-content tr:last-child td {
  border-bottom: none;
}

/* Document footer / contact section */
.legal-footer {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.legal-footer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.legal-footer a {
  color: var(--color-accent);
  font-weight: 500;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .legal-card {
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
  }

  .legal-card::before,
  .legal-card::after {
    display: none;
  }

  .legal-content > p:first-of-type::first-letter {
    font-size: 2.8em;
  }

  .legal-content h2 {
    font-size: var(--font-size-lg);
  }

  .legal-content p {
    text-align: left;
    hyphens: none;
  }

  .hero-legal .document-meta {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
}

@media (max-width: 480px) {
  .legal-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
  }

  .legal-content > p:first-of-type::first-letter {
    float: none;
    font-size: inherit;
    padding: 0;
  }

  .legal-content ol li {
    padding-left: var(--spacing-xl);
  }
}

/* ============================================================================
   Features Page Styles
   ============================================================================ */

/* Features Hero */
.hero-features {
  padding: var(--spacing-sm) 0 0;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-white) 100%);
}

.hero-features + .section {
  padding-top: var(--spacing-lg);
}

.hero-features-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-features-content {
  max-width: 540px;
}

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

.hero-features-img {
  max-width: 95%;
  height: auto;
  max-height: 470px;
}

.hero-features-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.hero-highlight {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 8px 14px;
  border-radius: 20px;
}

.hero-highlight i {
  color: var(--color-accent);
  font-size: 14px;
}

.features-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: var(--spacing-lg);
}

.hero-features h1 {
  font-family: var(--font-serif);
  font-size: 2.65rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-lg);
}

.hero-features-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

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

/* Feature Sections */
.feature-section {
  padding: var(--spacing-3xl) 0;
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.feature-block-reverse {
  direction: rtl;
}

.feature-block-reverse > * {
  direction: ltr;
}

.feature-block-content {
  max-width: 540px;
}

.feature-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.feature-label i {
  font-size: 14px;
}

.feature-block-content h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-md);
  line-height: 1.2;
}

.feature-lead {
  font-size: var(--font-size-md);
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
}

/* Feature Points */
.feature-points {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.feature-point {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.feature-point-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  color: var(--color-accent);
  font-size: 18px;
}

.feature-point > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feature-point strong {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
}

.feature-point span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Feature Why Box */
.feature-why {
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: 12px;
  border-left: 4px solid var(--color-accent);
}

.feature-why h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin: 0 0 var(--spacing-sm);
}

.feature-why p {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  line-height: 1.7;
  margin: 0;
}

/* Feature Highlight Box */
.feature-highlight-box {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-accent) 0%, #404040 100%);
  color: var(--color-white);
  border-radius: 12px;
  margin-bottom: var(--spacing-xl);
}

.feature-highlight-box > i {
  font-size: 28px;
  flex-shrink: 0;
}

.feature-highlight-box strong {
  display: block;
  font-size: var(--font-size-md);
  margin-bottom: 4px;
  color: var(--color-white);
}

.feature-highlight-box span {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

/* Feature Images */
.feature-block-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-image {
  max-width: 100%;
  height: auto;
  max-height: 450px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Privacy Visual */
.privacy-visual {
  text-align: center;
  padding: var(--spacing-xl);
}

.privacy-icon-large {
  font-size: 80px;
  color: var(--color-accent);
  margin-bottom: var(--spacing-xl);
}

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

.privacy-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.privacy-stat-value {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.privacy-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Tech Grid Features */
.tech-grid-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.tech-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
  padding: var(--spacing-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.tech-item > i {
  font-size: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.tech-item > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tech-item strong {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
}

.tech-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Features CTA Section */
.section-cta-features {
  padding: var(--spacing-3xl) 0;
  background: var(--color-surface);
}

.section-cta-features h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-md);
}

.section-cta-features > .container > p {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

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

.cta-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

/* Features Page Responsive */
@media (max-width: 900px) {
  .hero-features-split {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-features-content {
    max-width: 100%;
    order: 1;
  }

  .hero-features-visual {
    order: 2;
    margin-top: var(--spacing-xl);
  }

  .hero-features-img {
    max-height: 400px;
  }

  .hero-features-highlights {
    justify-content: center;
  }

  .hero-features h1 {
    font-size: var(--font-size-3xl);
  }

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

  .feature-block-reverse {
    direction: ltr;
  }

  .feature-block-content {
    max-width: none;
  }

  .feature-image {
    max-height: 350px;
  }

  .tech-grid-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .hero-features h1 {
    font-size: var(--font-size-2xl);
  }

  .hero-features h1 br {
    display: none;
  }

  .hero-features-img {
    max-height: 300px;
  }

  .hero-highlight {
    font-size: var(--font-size-xs);
    padding: 6px 10px;
  }

  .feature-block-content h2 {
    font-size: var(--font-size-2xl);
  }

  .tech-grid-features {
    grid-template-columns: 1fr;
  }

  .privacy-icon-large {
    font-size: 60px;
  }
}

/* ============================================================================
   About Page - "It's Never Been Done" Theme
   ============================================================================ */

/* Pioneer Section */
.pioneer-section {
  text-align: center;
}

.pioneer-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-md) 0 var(--spacing-xl);
}

.pioneer-content {
  text-align: left;
  max-width: 680px;
  margin: 0 auto;
}

.pioneer-content .lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.pioneer-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

/* Never Done Box */
.never-done-box {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  margin: var(--spacing-xl) 0;
}

.never-done-icon {
  flex-shrink: 0;
}

.never-done-icon i {
  font-size: 48px;
  color: var(--color-accent);
}

.never-done-content h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.never-done-content p {
  margin-bottom: var(--spacing-sm);
}

.never-done-content p:last-child {
  margin-bottom: 0;
}

.pioneer-quote {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
}

/* Journey Challenges */
.journey-challenges {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.journey-challenge {
  padding: var(--spacing-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
}

.journey-challenge .challenge-label,
.journey-challenge .solution-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: var(--spacing-xs);
}

.journey-challenge .challenge-label {
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
}

.journey-challenge .solution-label {
  background: var(--color-accent);
  color: var(--color-white);
}

.journey-challenge p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  line-height: 1.6;
  margin: var(--spacing-xs) 0 var(--spacing-md);
}

.journey-challenge p:last-child {
  margin-bottom: 0;
}

/* Philosophy Section */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.philosophy-card {
  padding: var(--spacing-xl);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  text-align: left;
}

.philosophy-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
}

.philosophy-icon i {
  font-size: 24px;
  color: var(--color-accent);
}

.philosophy-card h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.philosophy-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Community CTA Section */
.community-cta {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--color-surface);
  border-radius: var(--border-radius-lg);
}

.community-cta h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-md) 0 var(--spacing-md);
}

.community-cta .lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-body);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.7;
}

.community-cta > p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.7;
}

/* Community Stats */
.community-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
}

.community-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.community-stat .stat-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  margin-bottom: var(--spacing-sm);
}

.community-stat .stat-icon i {
  font-size: 24px;
  color: var(--color-accent);
}

.community-stat .stat-label {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
}

.community-stat .stat-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* About Page Responsive */
@media (max-width: 768px) {
  .never-done-box {
    flex-direction: column;
    text-align: center;
  }

  .never-done-content {
    text-align: left;
  }

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

  .community-stats {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .pioneer-section h2 {
    font-size: var(--font-size-2xl);
  }

  .community-cta h2 {
    font-size: var(--font-size-2xl);
  }
}

/* ============================================================================
   Testimonials Section
   ============================================================================ */

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

.testimonials-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: var(--spacing-md) 0 var(--spacing-xl);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-content {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.testimonial-quote-icon {
  position: absolute;
  top: -8px;
  left: -4px;
  font-size: 32px;
  color: var(--color-border);
  opacity: 0.6;
}

.testimonial-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  line-height: 1.7;
  margin: 0;
  padding-left: var(--spacing-md);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-subtle);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--font-size-base);
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

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

.testimonial-location {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.testimonial-device {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* Testimonials Responsive */
@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 600px) {
  .testimonials-section h2 {
    font-size: var(--font-size-2xl);
  }

  .testimonial-card {
    padding: var(--spacing-lg);
  }
}

/* ============================================================================
   Story Chapter Finale - "Today" (Dark Card)
   ============================================================================ */

/* Reduce gap between last regular chapter and finale */
.story-chapter:has(+ .story-chapter-finale) {
  margin-bottom: var(--spacing-lg);
}

.story-chapter-finale {
  margin-bottom: 0;
}

.story-chapter-finale .chapter-content-finale {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  margin-top: var(--spacing-sm);
}

.story-chapter-finale .chapter-label {
  color: rgba(255,255,255,0.5);
}

.story-chapter-finale .chapter-content-finale h3 {
  color: var(--color-white);
}

.story-chapter-finale .chapter-content-finale p {
  color: var(--color-footer-text);
}

.chapter-icon-finale {
  background: var(--color-footer-bg) !important;
  border-color: var(--color-footer-bg) !important;
}

.chapter-icon-finale i {
  color: #FFD700 !important;
}

.finale-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

.story-chapter-finale .finale-cta .btn-primary {
  background: var(--color-white);
  color: var(--color-text-primary);
  border-color: var(--color-white);
}

.story-chapter-finale .finale-cta .btn-primary:hover {
  background: var(--color-surface);
  border-color: var(--color-surface);
}

.story-chapter-finale .finale-cta .btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.story-chapter-finale .finale-cta .btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  color: var(--color-white);
}

/* Story Chapter Finale Responsive */
@media (max-width: 768px) {
  .finale-cta {
    flex-direction: column;
  }

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

/* ============================================================================
   Three Views Showcase - Features Page
   ============================================================================ */

.views-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.view-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
}

.view-card-header {
  margin-bottom: var(--spacing-md);
}

.view-card-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-accent);
  margin-bottom: var(--spacing-xs);
}

.view-card-header h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}

.view-card-image {
  background: var(--color-surface);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  overflow: hidden;
  cursor: zoom-in;
}

.view-card-image img {
  transition: transform 0.3s ease;
}

.view-card-image:hover img {
  transform: scale(2.5);
}

.view-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

.view-img-toolbar {
  max-height: 50px;
  width: auto;
}

.view-card-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.view-feature {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  padding: 4px 8px;
  border-radius: 4px;
}

.view-feature i {
  font-size: 10px;
  color: var(--color-text-tertiary);
}

.view-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  line-height: 1.6;
  margin: 0;
  margin-top: auto;
}

/* Views Showcase Responsive */
@media (max-width: 900px) {
  .views-showcase {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 600px) {
  .view-card {
    padding: var(--spacing-md);
  }
}