/* ============================================
   Tasker - Premium Task Management App
   Modern, High-End Website Styles
   ============================================ */

/* CSS Variables */
:root {
  /* Colors - Soft Lavender with Baby Blue Tint */
  --primary: #7B8CE6;
  --primary-light: #96A4F0;
  --primary-dark: #6370D0;
  --secondary: #10B981;
  --accent: #F0B775;
  --background: #FFFFFF;
  --background-light: #FFFFFF;
  --surface: #F0F5FC;
  --surface-light: #E8F0FA;
  --text-primary: #2D3340;
  --text-secondary: #5C6370;
  --text-muted: #8F96A3;
  --gradient-1: linear-gradient(135deg, #7B8CE6 0%, #96A4F0 50%, #B0C4F5 100%);
  --gradient-2: linear-gradient(135deg, #10B981 0%, #34D399 100%);
  --gradient-3: linear-gradient(180deg, #FFFFFF 0%, #FFFFFF 100%);

  /* Typography */
  --font-primary: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Plus Jakarta Sans', 'DM Sans', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(123, 140, 230, 0.1);
  --shadow-md: 0 8px 32px rgba(123, 140, 230, 0.12);
  --shadow-lg: 0 24px 64px rgba(123, 140, 230, 0.15);
  --shadow-glow: 0 0 60px rgba(123, 140, 230, 0.2);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Light Mode */
[data-theme="light"] {
  --background: #FAFAFA;
  --background-light: #FFFFFF;
  --surface: #FFFFFF;
  --surface-light: #F3F4F6;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
  color: var(--text-secondary);
  font-size: 1.125rem;
}

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

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

/* Override for logo images - prevent global img rules from affecting them */
.nav-logo-combined img {
  max-width: none;
  height: auto;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-sm {
  max-width: 960px;
}

.container-lg {
  max-width: 1440px;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  transition: var(--transition-base);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: white;
}

.nav-logo-img {
  width: 36px;
  height: 36px;
  max-width: 36px;
  max-height: 36px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

.nav-logo-combined {
  position: relative;
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  max-width: 40px;
  max-height: 40px;
  flex-shrink: 0;
  display: block;
}

.nav-logo-combined img.nav-logo-circle {
  position: absolute;
  top: 0;
  left: 0;
  width: 40px !important;
  height: 40px !important;
  min-width: 40px !important;
  min-height: 40px !important;
  max-width: 40px !important;
  max-height: 40px !important;
  object-fit: contain;
  z-index: 1;
}

.nav-logo-combined img.nav-logo-tick {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 22px !important;
  height: 22px !important;
  min-width: 22px !important;
  min-height: 22px !important;
  max-width: 22px !important;
  max-height: 22px !important;
  object-fit: contain;
  z-index: 2;
}

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

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--background);
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-cta {
    display: none;
  }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-1);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(123, 140, 230, 0.35);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background: var(--surface-light);
  border-color: rgba(0, 0, 0, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid rgba(0, 0, 0, 0.2);
}

.btn-outline:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: var(--primary);
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #FFFFFF;
  pointer-events: none;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  z-index: -1;
}

.hero-glow {
  display: none;
}

.hero-glow-1 {
  display: none;
}

.hero-glow-2 {
  display: none;
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content-centered {
  text-align: center;
}

.hero-content-centered .hero-subtitle {
  margin: 0 auto var(--spacing-lg);
}

.hero-content-centered .hero-cta {
  justify-content: center;
}

/* ============================================
   Platform Availability Section
   ============================================ */
.platforms-section {
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-xl);
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.platform-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.platform-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.platform-card.coming-soon {
  opacity: 0.7;
}

.platform-card.coming-soon:hover {
  opacity: 1;
}

.platform-device {
  margin-bottom: var(--spacing-md);
}

.platform-info {
  text-align: center;
}

.platform-info h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.platform-status {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}

.platform-status.available {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
  color: #059669;
}

.platform-status.soon {
  background: linear-gradient(135deg, rgba(123, 140, 230, 0.1) 0%, rgba(123, 140, 230, 0.2) 100%);
  color: var(--primary);
}

/* iPhone Frame - Sleek thin border */
.iphone-frame {
  position: relative;
  width: 110px;
  height: 220px;
  background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
  border-radius: 22px;
  padding: 3px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.iphone-frame .iphone-notch {
  position: absolute;
  top: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 14px;
  background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
  border-radius: 0 0 10px 10px;
  z-index: 10;
}

.iphone-frame .iphone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #f8f9fc 0%, #f0f2f8 100%);
  border-radius: 20px;
  overflow: hidden;
}

.iphone-frame .iphone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

/* Hide broken image icon */
.iphone-frame .iphone-screen img:not([src]),
.iphone-frame .iphone-screen img[src=""],
.iphone-frame .iphone-screen img:not([complete]) {
  visibility: hidden;
}

/* Mock App UI for iPhone */
.mock-app-ui {
  width: 100%;
  height: 100%;
  padding: 8px 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: linear-gradient(180deg, #f8f9fc 0%, #fff 100%);
}

.mock-header {
  font-size: 9px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 4px 2px;
  margin-bottom: 2px;
}

.mock-task {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 4px;
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
  font-size: 6px;
  color: var(--text-secondary);
}

.mock-check {
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.mock-check.done {
  background: var(--secondary);
  border-color: var(--secondary);
  position: relative;
}

.mock-check.done::after {
  content: '';
  position: absolute;
  top: 1px;
  left: 2px;
  width: 3px;
  height: 5px;
  border: solid white;
  border-width: 0 1px 1px 0;
  transform: rotate(45deg);
}

/* Mock Web UI for Browser */
.mock-web-ui {
  width: 100%;
  height: 100%;
  display: flex;
  background: #fff;
}

.mock-sidebar {
  width: 25%;
  height: 100%;
  background: linear-gradient(180deg, #f0f5fc 0%, #e8f0fa 100%);
  border-right: 1px solid #e5e7eb;
}

.mock-content {
  flex: 1;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mock-web-task {
  height: 10px;
  background: linear-gradient(90deg, var(--primary-light) 0%, #e0e5f5 100%);
  border-radius: 3px;
  opacity: 0.6;
}

.mock-web-task.done {
  background: linear-gradient(90deg, var(--secondary) 0%, #a7f3d0 100%);
  opacity: 0.5;
}

/* Browser Frame - Minimal elegant style */
.browser-frame {
  width: 160px;
  height: 110px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  border: 1px solid #e5e7eb;
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 10px;
  background: linear-gradient(180deg, #fafafa 0%, #f5f5f5 100%);
  border-bottom: 1px solid #e8e8e8;
}

.browser-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ddd;
}

.browser-dot:nth-child(1) { background: #ff5f57; }
.browser-dot:nth-child(2) { background: #ffbd2e; }
.browser-dot:nth-child(3) { background: #28ca42; }

.browser-screen {
  width: 100%;
  height: calc(100% - 28px);
  background: linear-gradient(180deg, #f8f9fc 0%, #f0f2f8 100%);
}

.browser-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}

/* Hide broken image icon */
.browser-screen img:not([src]),
.browser-screen img[src=""],
.browser-screen img:not([complete]) {
  visibility: hidden;
}

/* iPad Frame - Thin elegant border */
.ipad-frame {
  width: 130px;
  height: 95px;
  background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
  border-radius: 10px;
  padding: 3px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.ipad-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #f8f9fc 0%, #f0f2f8 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Watch Frame - Sleek design */
.watch-frame {
  position: relative;
  width: 60px;
  height: 72px;
  background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
  border-radius: 14px;
  padding: 3px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.watch-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #f8f9fc 0%, #f0f2f8 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.watch-crown {
  position: absolute;
  right: -3px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 14px;
  background: linear-gradient(180deg, #d0d0d0 0%, #c0c0c0 100%);
  border-radius: 2px;
}

/* Coming Soon Overlay */
.coming-soon-overlay {
  color: var(--primary);
  opacity: 0.3;
}

.coming-soon-overlay svg {
  stroke-width: 1;
}

/* Responsive */
@media (max-width: 900px) {
  .platforms-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
  }
}

@media (max-width: 500px) {
  .platforms-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }

  .platform-card {
    padding: var(--spacing-md);
  }

  .iphone-frame {
    width: 85px;
    height: 170px;
  }

  .browser-frame {
    width: 130px;
    height: 90px;
  }

  .ipad-frame {
    width: 100px;
    height: 72px;
  }

  .watch-frame {
    width: 50px;
    height: 62px;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.5rem 1rem;
  background: #FFFFFF;
  border: 1px solid #E5E7EB;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, #111827 0%, #4B5563 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title span {
  color: var(--primary);
  -webkit-text-fill-color: var(--primary);
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 0 var(--spacing-lg);
  color: var(--text-secondary);
}

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

@media (max-width: 1024px) {
  .hero-subtitle {
    margin: 0 auto var(--spacing-lg);
  }

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

.hero-stores {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
}

.store-badge {
  height: 54px;
  transition: var(--transition-base);
}

.store-badge:hover {
  transform: scale(1.05);
}

/* Hero Phone Mockup */
.hero-mockup {
  position: relative;
  max-width: 320px;
  margin: 0 auto;
}

.phone-frame {
  position: relative;
  background: linear-gradient(135deg, #2D3340 0%, #1F2530 100%);
  border-radius: 48px;
  padding: 12px;
  box-shadow: var(--shadow-lg), 0 0 80px rgba(123, 140, 230, 0.18);
}

.phone-screen {
  background: var(--background);
  border-radius: 40px;
  overflow: hidden;
  aspect-ratio: 9/19.5;
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-notch {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 32px;
  background: #000;
  border-radius: 20px;
}

/* ============================================
   Features Section
   ============================================ */
.features {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(123, 140, 230, 0.12);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

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

.section-desc {
  color: var(--text-muted);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  position: relative;
  padding: var(--spacing-xl);
  background: var(--surface);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-1);
  opacity: 0;
  transition: var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 0, 0, 0.15);
  box-shadow: var(--shadow-md);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(123, 140, 230, 0.12) 0%, rgba(176, 196, 245, 0.18) 100%);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.feature-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Feature Highlight (Large) */
.feature-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  padding: var(--spacing-2xl) 0;
}

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

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

.feature-highlight-content {
  padding: var(--spacing-lg) 0;
}

.feature-highlight-title {
  margin-bottom: var(--spacing-md);
}

.feature-highlight-desc {
  margin-bottom: var(--spacing-lg);
}

.feature-highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-highlight-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1rem;
  color: var(--text-secondary);
}

.feature-highlight-list li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: rgba(16, 185, 129, 0.2);
  color: var(--secondary);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: bold;
}

.feature-highlight-visual {
  position: relative;
}

.feature-highlight-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 900px) {
  .feature-highlight {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .feature-highlight-list {
    align-items: center;
  }
}

/* ============================================
   Stats Section
   ============================================ */
.stats {
  padding: var(--spacing-2xl) 0;
  background: var(--surface);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 1rem;
  color: var(--text-muted);
}

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

/* ============================================
   Testimonials
   ============================================ */
.testimonials {
  padding: var(--spacing-2xl) 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.testimonial-card {
  padding: var(--spacing-xl);
  background: var(--surface);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-lg);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--spacing-md);
  color: var(--accent);
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: white;
}

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

.testimonial-role {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
  padding: var(--spacing-2xl) 0;
}

.cta-card {
  position: relative;
  padding: var(--spacing-2xl);
  background: var(--gradient-1);
  border-radius: var(--radius-xl);
  text-align: center;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: white;
}

.cta-desc {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 500px;
  margin: 0 auto var(--spacing-xl);
}

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

.cta .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

.cta .btn-primary:hover {
  transform: translateY(-2px);
}

.cta .btn-outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: white;
}

.cta .btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: white;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  background: var(--background-light);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

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

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.footer-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

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

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--surface);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

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

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--text-muted);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

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

.footer-legal {
  display: flex;
  gap: var(--spacing-md);
}

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

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

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

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
    text-align: center;
    margin-bottom: var(--spacing-lg);
  }

  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .footer-links {
    align-items: center;
  }

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

/* ============================================
   Tutorial Page Specific
   ============================================ */
.tutorial-hero {
  padding: 140px 0 60px;
  text-align: center;
  background: var(--gradient-3);
}

.tutorial-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl) 0;
}

.tutorial-sidebar {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.tutorial-nav {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.tutorial-nav-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.tutorial-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tutorial-nav-item {
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.tutorial-nav-item:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
}

.tutorial-nav-item.active {
  background: rgba(123, 140, 230, 0.15);
  color: var(--primary);
}

.tutorial-content {
  max-width: 800px;
}

.tutorial-section {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.tutorial-section:last-child {
  border-bottom: none;
}

.tutorial-section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.tutorial-section-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-light);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

.tutorial-step {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.tutorial-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 600;
  margin-right: var(--spacing-sm);
}

.tutorial-step h4 {
  display: inline;
  font-size: 1.1rem;
}

.tutorial-step p {
  margin-top: var(--spacing-sm);
  font-size: 1rem;
  color: var(--text-muted);
}

.tutorial-tip {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: rgba(16, 185, 129, 0.1);
  border-left: 4px solid var(--secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: var(--spacing-md);
}

.tutorial-tip-icon {
  color: var(--secondary);
  font-size: 1.25rem;
}

.tutorial-tip p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

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

  .tutorial-sidebar {
    position: relative;
    top: 0;
  }
}

/* ============================================
   Web App Page
   ============================================ */
.webapp-hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 0;
}

.webapp-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.625rem 1.25rem;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: var(--spacing-lg);
}

.webapp-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
  text-align: left;
}

.webapp-feature {
  padding: var(--spacing-lg);
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.webapp-feature-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.webapp-feature h4 {
  margin-bottom: var(--spacing-xs);
}

.webapp-feature p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.notify-form {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 480px;
  margin: var(--spacing-xl) auto 0;
}

.notify-input {
  flex: 1;
  padding: 1rem 1.5rem;
  background: var(--surface);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: var(--transition-fast);
}

.notify-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.notify-input::placeholder {
  color: var(--text-muted);
}

@media (max-width: 600px) {
  .notify-form {
    flex-direction: column;
  }
}

/* ============================================
   AI Demo Carousel (Hero Section)
   ============================================ */
.ai-demo-section {
  margin-top: var(--spacing-2xl);
  text-align: center;
}

.hero-usp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--spacing-lg);
  padding: 0.625rem 1.5rem;
  background: linear-gradient(135deg, rgba(123, 140, 230, 0.1) 0%, rgba(176, 196, 245, 0.15) 100%);
  border-radius: var(--radius-full);
  border: 1px solid rgba(123, 140, 230, 0.2);
}

.hero-ai-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

.hero-ai-headline {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.usp-icon {
  font-size: 1.1rem;
}

/* Carousel Container */
.ai-carousel {
  position: relative;
  max-width: 380px;
  margin: 0 auto;
}

.ai-carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  touch-action: pan-y;
}

.ai-slide {
  flex: 0 0 100%;
  padding: 0 10px;
}

/* Slide Header */
.ai-slide-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: var(--spacing-md);
}

.ai-slide-icon {
  font-size: 1.5rem;
}

.ai-slide-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Phone Mockup - Clean Apple-style */
.ai-phone-mockup {
  background: transparent;
  border-radius: 32px;
  padding: 0;
}

.ai-phone-screen {
  background: var(--surface);
  border-radius: 24px;
  min-height: 420px;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* Demo Phases */
.ai-demo-phase {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.ai-demo-phase.active {
  opacity: 1;
  pointer-events: auto;
}

.ai-demo-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  text-align: left;
}

/* Text Bubble */
.ai-text-bubble {
  background: var(--surface);
  border-radius: 16px;
  padding: 16px;
  text-align: left;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.ai-typing-text {
  display: inline;
}

.ai-typing-text::after {
  content: '|';
  color: var(--primary);
  animation: blink-cursor 0.8s step-end infinite;
}

@keyframes blink-cursor {
  from, to { opacity: 1; }
  50% { opacity: 0; }
}

/* Processing State */
.ai-processing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 16px;
}

.ai-sparkle {
  font-size: 3rem;
  animation: sparkle-pulse 1.5s ease-in-out infinite;
}

@keyframes sparkle-pulse {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
  50% { transform: scale(1.2) rotate(10deg); opacity: 0.8; }
}

.ai-processing span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Task List Output */
.ai-task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.ai-task {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--surface);
  border-radius: 12px;
  text-align: left;
  opacity: 0;
  transform: translateY(10px);
  animation: task-slide-in 0.3s ease forwards;
}

.ai-task:nth-child(1) { animation-delay: 0.1s; }
.ai-task:nth-child(2) { animation-delay: 0.2s; }
.ai-task:nth-child(3) { animation-delay: 0.3s; }
.ai-task:nth-child(4) { animation-delay: 0.4s; }

@keyframes task-slide-in {
  to { opacity: 1; transform: translateY(0); }
}

.ai-check {
  color: var(--primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.ai-task > span:nth-child(2) {
  flex: 1;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ai-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 8px;
  background: rgba(123, 140, 230, 0.12);
  color: var(--primary);
  border-radius: 6px;
  white-space: nowrap;
}

.ai-tag.priority {
  background: rgba(239, 68, 68, 0.12);
  color: #EF4444;
}

/* Camera View (Photo slide) */
.ai-camera-view {
  background: #1a1a1a;
  border-radius: 16px;
  padding: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.ai-camera-frame {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  bottom: 60px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  pointer-events: none;
}

.ai-sticky-note {
  background: linear-gradient(145deg, #FEF08A 0%, #FDE047 100%);
  padding: 16px 20px;
  border-radius: 4px;
  transform: rotate(-2deg);
  box-shadow: 3px 3px 10px rgba(0, 0, 0, 0.2);
  font-family: 'Comic Sans MS', 'Marker Felt', cursive;
  color: #374151;
  text-align: left;
  min-width: 200px;
}

.ai-sticky-title {
  font-weight: bold;
  font-size: 1rem;
  margin-bottom: 8px;
  text-decoration: underline;
}

.ai-sticky-item {
  font-size: 0.85rem;
  margin: 4px 0;
  line-height: 1.5;
}

.ai-camera-btn {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
}

.ai-shutter {
  width: 50px;
  height: 50px;
  border: 4px solid white;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  animation: shutter-flash 3s ease-in-out infinite;
}

@keyframes shutter-flash {
  0%, 90%, 100% { background: rgba(255, 255, 255, 0.2); }
  95% { background: rgba(255, 255, 255, 0.8); }
}

/* Voice Recording */
.ai-voice-recording {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border-radius: 16px;
  margin-bottom: 16px;
}

.ai-mic-icon {
  font-size: 2.5rem;
  animation: mic-pulse 1.5s ease-in-out infinite;
}

@keyframes mic-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.ai-voice-waves {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 40px;
}

.ai-voice-waves span {
  display: block;
  width: 4px;
  background: var(--primary);
  border-radius: 2px;
  animation: voice-wave 1s ease-in-out infinite;
}

.ai-voice-waves span:nth-child(1) { animation-delay: 0s; height: 15px; }
.ai-voice-waves span:nth-child(2) { animation-delay: 0.1s; height: 25px; }
.ai-voice-waves span:nth-child(3) { animation-delay: 0.2s; height: 35px; }
.ai-voice-waves span:nth-child(4) { animation-delay: 0.3s; height: 20px; }
.ai-voice-waves span:nth-child(5) { animation-delay: 0.4s; height: 30px; }
.ai-voice-waves span:nth-child(6) { animation-delay: 0.5s; height: 25px; }
.ai-voice-waves span:nth-child(7) { animation-delay: 0.6s; height: 35px; }
.ai-voice-waves span:nth-child(8) { animation-delay: 0.7s; height: 20px; }
.ai-voice-waves span:nth-child(9) { animation-delay: 0.8s; height: 30px; }
.ai-voice-waves span:nth-child(10) { animation-delay: 0.9s; height: 15px; }
.ai-voice-waves span:nth-child(11) { animation-delay: 1s; height: 25px; }
.ai-voice-waves span:nth-child(12) { animation-delay: 1.1s; height: 20px; }

@keyframes voice-wave {
  0%, 100% { transform: scaleY(0.5); }
  50% { transform: scaleY(1); }
}

.ai-voice-time {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.ai-transcript {
  font-size: 0.875rem;
  font-style: italic;
  color: var(--text-secondary);
  text-align: center;
  padding: 12px;
  background: var(--surface);
  border-radius: 12px;
}

/* Schedule List (Plan Day) */
.ai-schedule-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.ai-schedule-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--surface);
  border-radius: 12px;
  text-align: left;
  opacity: 0;
  transform: translateY(10px);
  animation: task-slide-in 0.3s ease forwards;
}

.ai-schedule-item:nth-child(1) { animation-delay: 0.1s; }
.ai-schedule-item:nth-child(2) { animation-delay: 0.2s; }
.ai-schedule-item:nth-child(3) { animation-delay: 0.3s; }
.ai-schedule-item:nth-child(4) { animation-delay: 0.4s; }

.ai-time {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  min-width: 60px;
}

.ai-event {
  flex: 1;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.ai-duration {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 8px;
  background: rgba(16, 185, 129, 0.12);
  color: var(--secondary);
  border-radius: 6px;
}

/* Carousel Navigation */
.ai-carousel-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: var(--spacing-lg);
}

.ai-nav-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: var(--surface);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.ai-nav-btn:hover {
  background: var(--primary);
  color: white;
  transform: scale(1.05);
}

.ai-carousel-dots {
  display: flex;
  gap: 10px;
}

.ai-dot {
  width: 10px;
  height: 10px;
  border: none;
  background: rgba(123, 140, 230, 0.3);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
}

.ai-dot:hover {
  background: rgba(123, 140, 230, 0.5);
}

.ai-dot.active {
  background: var(--primary);
  transform: scale(1.2);
}

/* Responsive */
@media (max-width: 480px) {
  .ai-carousel {
    max-width: 320px;
  }

  .ai-phone-screen {
    min-height: 380px;
    border-radius: 20px;
  }

  .ai-slide-title {
    font-size: 1.1rem;
  }

  .hero-usp {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
  }
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.fade-in-delay-1 { animation-delay: 0.1s; }
.fade-in-delay-2 { animation-delay: 0.2s; }
.fade-in-delay-3 { animation-delay: 0.3s; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-gradient {
  color: var(--primary);
}

.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-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); }

.py-1 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}