/* ==========================================
   MarkView Landing Page - Dark Mode First
   Clean Minimalist Design
   ========================================== */

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

/* Custom Properties - Dark Theme (Default) */
:root[data-theme='dark'] {
  /* Brand Colors */
  --primary: #667eea;
  --primary-hover: #5568d3;
  --secondary: #764ba2;
  --accent: #38bdf8;

  /* Background */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-hover: #30363d;

  /* Text */
  --text-primary: #e6edf3;
  --text-secondary: #9198a1;
  --text-tertiary: #6e7681;

  /* Border */
  --border-primary: #30363d;
  --border-secondary: #21262d;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);

  /* Gradient */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #1e3a8a 0%, #7c3aed 100%);
}

/* Light Theme */
:root[data-theme='light'] {
  --primary: #667eea;
  --primary-hover: #5568d3;
  --secondary: #764ba2;
  --accent: #0ea5e9;

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-hover: #e2e8f0;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #94a3b8;

  --border-primary: #e2e8f0;
  --border-secondary: #cbd5e1;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
}

/* Typography Variables */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-primary);
  transition:
    background-color var(--transition-base),
    color var(--transition-base);
}

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

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

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
}

/* Utilities */
.desktop-only {
  display: none !important;
}

@media (min-width: 768px) {
  .desktop-only {
    display: flex !important;
  }
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==========================================
   Navigation
   ========================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-primary);
  transition: all var(--transition-base);
}

:root[data-theme='light'] .navbar {
  background: rgba(255, 255, 255, 0.8);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.125rem;
  font-weight: 700;
  transition: transform var(--transition-fast);
}

.logo img {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.logo:hover {
  transform: scale(1.05);
}

.logo-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  align-items: center;
  gap: var(--spacing-lg);
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-fast);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.sun-icon {
  display: none;
}
.moon-icon {
  display: block;
}

:root[data-theme='light'] .sun-icon {
  display: block;
}
:root[data-theme='light'] .moon-icon {
  display: none;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: var(--bg-tertiary);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 101;
}

.mobile-menu-toggle:hover {
  background: var(--bg-hover);
}

.mobile-menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-menu-toggle:hover span {
  background: var(--text-primary);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 767px) {
  .mobile-menu-toggle {
    display: flex !important;
  }
}

/* Mobile Menu Backdrop */
.mobile-menu-backdrop {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
  z-index: 50;
}

.mobile-menu-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 767px) {
  .mobile-menu-backdrop {
    display: block;
  }
}

/* Mobile Menu */
.mobile-menu {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  opacity: 0;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 51;
}

.mobile-menu.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-menu a {
  padding: 1rem var(--spacing-md);
  color: var(--text-secondary);
  font-weight: 500;
  border-bottom: 1px solid var(--border-primary);
  transition: all var(--transition-fast);
}

.mobile-menu a:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu .btn {
  margin: var(--spacing-sm) var(--spacing-md);
  width: calc(100% - 2rem);
  justify-content: center;
}

@media (max-width: 767px) {
  .mobile-menu-toggle {
    display: flex !important;
  }
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

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

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

/* ==========================================
   Hero Section
   ========================================== */

.hero {
  padding: calc(64px + var(--spacing-3xl)) 0 var(--spacing-3xl);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  width: 120%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.15) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-3xl);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-2xl);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.hero-badge svg {
  color: var(--primary);
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

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

.hero-stats {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

.hero-stats span {
  white-space: nowrap;
}

/* Hero Preview */
.hero-preview {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
}

.browser-window {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.browser-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-primary);
}

.browser-dots {
  display: flex;
  gap: 0.5rem;
}

.browser-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-primary);
}

.browser-dots span:nth-child(1) {
  background: #ff5f57;
}
.browser-dots span:nth-child(2) {
  background: #febc2e;
}
.browser-dots span:nth-child(3) {
  background: #28c840;
}

.browser-url {
  flex: 1;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.browser-content {
  background: var(--bg-primary);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.browser-content img {
  width: 100%;
  height: auto;
}

/* ==========================================
   Section Headers
   ========================================== */

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

.section-tag {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-2xl);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

.features {
  padding: var(--spacing-3xl) 0;
  background: var(--bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  color: white;
}

.feature-icon.purple {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.feature-icon.blue {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}
.feature-icon.green {
  background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}
.feature-icon.orange {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}
.feature-icon.pink {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}
.feature-icon.cyan {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}
.feature-icon.yellow {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}
.feature-icon.purple-alt {
  background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
}
.feature-icon.indigo {
  background: linear-gradient(135deg, #5f72bd 0%, #9b23ea 100%);
}
.feature-icon.blue-alt {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

/* Ensure SVG icons have proper contrast in both themes */
.feature-icon svg {
  color: white;
}

/* Dark theme adjustments - lighter icons on vibrant backgrounds work well */
:root[data-theme='dark'] .feature-icon svg {
  color: white;
}

/* Light theme adjustments - keep white for good contrast */
:root[data-theme='light'] .feature-icon svg {
  color: white;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================
   Showcase Section
   ========================================== */

.showcase {
  padding: var(--spacing-3xl) 0;
}

.showcase-tabs {
  display: flex;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.625rem 1.25rem;
  background: transparent;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.showcase-content {
  position: relative;
}

.tab-pane {
  display: none;
  animation: fadeIn var(--transition-base);
}

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

.showcase-image {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-lg);
}

.showcase-image img {
  width: 100%;
  height: auto;
}

.showcase-caption {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ==========================================
   Installation Section
   ========================================== */

.installation {
  padding: var(--spacing-3xl) 0;
  background: var(--bg-secondary);
}

.install-steps {
  display: grid;
  gap: var(--spacing-lg);
  max-width: 900px;
  margin: 0 auto;
}

.install-step {
  display: flex;
  gap: var(--spacing-lg);
  align-items: flex-start;
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
}

.step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
}

.step-content {
  flex: 1;
}

.step-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.step-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.step-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: gap var(--transition-fast);
}

.step-cta:hover {
  gap: var(--spacing-sm);
}

.step-code {
  display: block;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.step-shortcuts {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.kbd {
  padding: 0.25rem 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.separator {
  color: var(--text-tertiary);
}

/* ==========================================
   Documentation Section
   ========================================== */

.documentation {
  padding: var(--spacing-3xl) 0;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.doc-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
  text-align: center;
}

.doc-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.doc-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-md);
  color: var(--primary);
}

/* Ensure doc icons have proper visibility in both themes */
.doc-icon svg {
  color: inherit;
}

:root[data-theme='dark'] .doc-icon {
  color: var(--primary);
}

:root[data-theme='light'] .doc-icon {
  color: var(--primary);
  opacity: 0.9;
}

.doc-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.doc-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ==========================================
   CTA Section
   ========================================== */

.cta {
  padding: var(--spacing-3xl) 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: white;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

.cta p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-xl);
}

.cta .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.cta .btn-primary:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.cta-note {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: var(--spacing-md);
}

/* ==========================================
   Footer
   ========================================== */

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 1.5fr 1fr;
  }
}

.footer-brand {
  max-width: 400px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.footer-logo span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-tagline {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--primary);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
}

.footer-column h4 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

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

.footer-column li {
  margin-bottom: var(--spacing-xs);
}

.footer-column a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-primary);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* ==========================================
   Animations
   ========================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 767px) {
  .hero {
    padding: calc(64px + var(--spacing-xl)) 0 var(--spacing-xl);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .browser-content {
    min-height: 250px;
  }

  .install-step {
    flex-direction: column;
  }

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

/* ==========================================
   Legal Pages (Privacy, Terms)
   ========================================== */

.legal-content {
  padding: 8rem 0 4rem;
  min-height: 100vh;
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.legal-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--border-primary);
}

.legal-header h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.legal-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.legal-updated {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.legal-updated svg {
  color: var(--primary);
}

.legal-highlight {
  background: var(--bg-secondary);
  border-left: 4px solid var(--primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xl);
}

.legal-highlight h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.legal-highlight p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin: 0;
}

.legal-body {
  line-height: 1.8;
}

.legal-body h2 {
  font-size: 1.875rem;
  font-weight: 700;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-primary);
}

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

.legal-body h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.legal-body p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  font-size: 1rem;
}

.legal-body ul,
.legal-body ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-xl);
  color: var(--text-secondary);
}

.legal-body li {
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-xs);
}

.legal-body code {
  background: var(--bg-tertiary);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.875em;
  color: var(--primary);
  border: 1px solid var(--border-primary);
}

.legal-body pre {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-primary);
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
}

.legal-body pre code {
  background: none;
  padding: 0;
  border: none;
  color: var(--text-primary);
}

.legal-body a {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.legal-body a:hover {
  color: var(--primary-hover);
  border-bottom-color: var(--primary-hover);
}

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

.legal-note {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent);
  margin: var(--spacing-lg) 0;
}

.legal-note svg {
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 2px;
}

.legal-note strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.legal-note ul {
  margin-top: var(--spacing-xs);
  padding-left: var(--spacing-lg);
}

.legal-emphasis {
  font-weight: 600;
  color: var(--text-primary);
}

.legal-summary {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  border: 2px solid var(--primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-2xl);
}

.legal-summary h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 var(--spacing-md) 0;
}

.legal-summary p {
  margin-bottom: var(--spacing-md);
  font-size: 1.0625rem;
}

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

/* ==========================================
   Support Page
   ========================================== */

.support-hero {
  padding: 8rem 0 3rem;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.support-hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.support-hero-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

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

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.support-card {
  background: var(--bg-secondary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 2px solid var(--border-primary);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.support-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.support-card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
}

.support-card-icon.purple {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.support-card-icon.blue {
  background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
}

.support-card-icon.green {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.support-card-icon svg {
  color: white;
}

.support-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.support-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
  flex-grow: 1;
}

.support-card .btn {
  margin-top: auto;
}

/* FAQ Section */
.faq-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-category {
  margin-bottom: var(--spacing-2xl);
}

.faq-category-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-primary);
}

.faq-category-title svg {
  color: var(--primary);
}

.faq-item {
  background: var(--bg-primary);
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.faq-answer {
  color: var(--text-secondary);
  line-height: 1.8;
}

.faq-answer p {
  margin-bottom: var(--spacing-md);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-answer ul,
.faq-answer ol {
  margin: var(--spacing-sm) 0 var(--spacing-md) 0;
  padding-left: var(--spacing-xl);
}

.faq-answer li {
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-xs);
}

.faq-answer code {
  background: var(--bg-tertiary);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.875em;
  color: var(--primary);
  border: 1px solid var(--border-primary);
  word-break: break-all;
  overflow-wrap: break-word;
}

.faq-answer pre {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-primary);
  overflow-x: auto;
  margin: var(--spacing-md) 0;
}

.faq-answer pre code {
  background: none;
  padding: 0;
  border: none;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.faq-answer a {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.faq-answer a:hover {
  color: var(--primary-hover);
  border-bottom-color: var(--primary-hover);
}

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

/* ==========================================
   Print Styles
   ========================================== */

@media print {
  .navbar,
  .cta,
  .footer,
  .hero-buttons,
  .theme-toggle {
    display: none;
  }

  .legal-body,
  .faq-answer {
    color: #000;
  }

  .legal-body h2,
  .legal-body h3,
  .faq-question {
    color: #000;
    page-break-after: avoid;
  }

  .legal-highlight,
  .legal-note,
  .faq-item {
    page-break-inside: avoid;
  }
}