/* PrepPal Landing Page Styles */
/* Design System + All Sections */

/* ============================================
   CSS VARIABLES (Design System)
   ============================================ */
:root {
  /* Colors */
  --color-bg: #0A0A0A;
  --color-surface: #141414;
  --color-surface-elevated: #1E1E1E;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.05);

  /* Accent Colors */
  --color-primary: #6366F1;
  --color-secondary: #8B5CF6;
  --color-success: #10B981;
  --color-warning: #F59E0B;

  /* Text Colors */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A1A1AA;
  --color-text-muted: #71717A;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  --gradient-card: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

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

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

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

  /* Transitions */
  --transition-fast: all 0.15s ease;
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

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

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

.gradient-text-light {
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-headline {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
  margin-bottom: var(--space-2xl);
  line-height: 1.2;
}

/* Icons */
.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.icon-check {
  width: 16px;
  height: 16px;
  color: var(--color-success);
  flex-shrink: 0;
}

.icon-x {
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  white-space: nowrap;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: white;
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-white {
  background: white;
  color: var(--color-primary);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-white-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-white-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.nav-logo .accent {
  color: var(--color-primary);
}

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

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

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

.nav-cta {
  padding: 10px 20px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.hero-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 160px;
  padding: var(--space-3xl) 0;
}

.hero-content {
  max-width: 540px;
  flex-shrink: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 16px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

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

.hero-headline {
  font-size: 64px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.hero-subheadline {
  font-size: 20px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 14px;
  color: var(--color-text-muted);
}

.hero-trust span {
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.phone-mockup {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.phone-frame {
  position: relative;
  width: 270px;
  aspect-ratio: 736 / 1478;
  background: #1a1a1f;
  border-radius: 40px;
  border: 3px solid #2a2a30;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.1),
    var(--shadow-lg),
    var(--shadow-glow);
  overflow: hidden;
  padding: 6px;
}

.phone-notch {
  display: none;
}

.phone-screens {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background: #000;
}

.phone-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.phone-screen.active {
  opacity: 1;
}

.phone-dots {
  display: flex;
  gap: 8px;
}

.phone-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  transition: all 0.3s ease;
  cursor: pointer;
}

.phone-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

/* ============================================
   SOCIAL PROOF SECTION
   ============================================ */
.social-proof {
  background: var(--color-surface);
  padding: var(--space-2xl) 0;
}

.social-proof-headline {
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-lg);
}

.company-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.company-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.4;
  transition: var(--transition-fast);
}

.company-logo:hover {
  opacity: 0.7;
}

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem {
  background: var(--color-bg);
  padding: var(--space-3xl) 0;
}

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

.problem-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: var(--transition-base);
}

.problem-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.3);
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.1);
}

.problem-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  color: var(--color-warning);
}

.problem-icon svg {
  width: 100%;
  height: 100%;
}

.problem-card h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.problem-card p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================
   SOLUTION SECTION
   ============================================ */
.solution {
  background: var(--color-surface);
  padding: var(--space-3xl) 0;
}

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

.solution-card {
  background: var(--gradient-card);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: var(--transition-base);
}

.solution-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--shadow-glow);
}

.solution-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.solution-icon svg {
  width: 100%;
  height: 100%;
}

.solution-card h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.solution-card p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================
   DIFFERENTIATION SECTION
   ============================================ */
.differentiation {
  background: var(--color-bg);
  padding: var(--space-3xl) 0;
}

/* Comparison Cards Layout */
.comparison-cards {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-lg);
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.comparison-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.comparison-card.traditional {
  opacity: 0.85;
}

.comparison-card.preppal {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(59, 130, 246, 0.08) 100%);
  box-shadow: 0 0 40px rgba(139, 92, 246, 0.15);
}

.comparison-card.preppal:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 60px rgba(139, 92, 246, 0.25);
}

.comparison-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-card-label {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
}

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

.comparison-card-badge {
  background: var(--gradient-primary);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.comparison-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 15px;
  color: var(--color-text-secondary);
  padding: var(--space-xs) 0;
}

.comparison-card.traditional .comparison-list li {
  color: var(--color-text-muted);
}

.comparison-list .icon-x {
  width: 20px;
  height: 20px;
  color: #EF4444;
  flex-shrink: 0;
}

.comparison-list .icon-check {
  width: 20px;
  height: 20px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* VS Badge */
.comparison-vs {
  width: 48px;
  height: 48px;
  background: var(--color-surface-elevated);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 1px;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
  background: var(--color-surface);
  padding: var(--space-3xl) 0;
}

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

.testimonial-card {
  background: rgba(99, 102, 241, 0.05);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.testimonial-card blockquote {
  font-size: 18px;
  font-style: italic;
  color: var(--color-text-primary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: white;
}

.testimonial-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.testimonial-title {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
  background: var(--color-bg);
  padding: var(--space-3xl) 0;
}

.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.step {
  flex: 1;
  max-width: 280px;
  text-align: center;
  padding: 0 var(--space-md);
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
}

.step-icon {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--space-sm);
  color: var(--color-primary);
}

.step-icon svg {
  width: 100%;
  height: 100%;
}

.step h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.step p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

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

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
  background: var(--color-surface);
  padding: var(--space-3xl) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  position: relative;
}

.pricing-card.featured {
  background: var(--color-surface-elevated);
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  letter-spacing: 1px;
}

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

.pricing-name {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.pricing-price {
  font-size: 48px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-price span {
  font-size: 18px;
  font-weight: 400;
}

.pricing-features {
  margin-bottom: var(--space-lg);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 16px;
}

.pricing-features li.included {
  color: var(--color-text-primary);
}

.pricing-features li.not-included {
  color: var(--color-text-muted);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
  background: var(--color-bg);
  padding: var(--space-3xl) 0;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-align: left;
  transition: var(--transition-fast);
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: var(--transition-base);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 var(--space-md) var(--space-md);
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta {
  background: var(--gradient-primary);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.final-cta h2 {
  font-size: 48px;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.final-cta > .container > p {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

.final-cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.final-cta-trust {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.final-cta-trust span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.final-cta-trust .icon-check {
  color: white;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-2xl) 0;
}

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

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.footer-logo-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.footer-logo .accent {
  color: var(--color-primary);
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: var(--transition-fast);
}

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

.footer-social svg {
  width: 20px;
  height: 20px;
}

.footer-column h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.footer-column ul li {
  margin-bottom: var(--space-sm);
}

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

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-light);
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-bottom .heart {
  color: #EF4444;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero-container {
    flex-direction: column;
    text-align: center;
  }

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

  .hero-headline {
    font-size: 52px;
  }

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

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

  .hero-visual {
    display: none;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .solution-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

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

  .step {
    max-width: 400px;
  }

  .step-connector {
    width: 2px;
    height: 40px;
    margin: var(--space-sm) 0;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }

  .nav-container {
    padding: 0 var(--space-lg);
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
  }

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

  .nav-cta {
    padding: 8px 14px;
    font-size: 14px;
  }

  .nav-toggle {
    display: flex;
  }

  .section-headline {
    font-size: 32px;
  }

  .hero-headline {
    font-size: 40px;
  }

  .hero-subheadline {
    font-size: 18px;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-trust {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

  .comparison-cards {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .comparison-vs {
    display: none;
  }

  .comparison-card {
    padding: var(--space-md);
  }

  .final-cta h2 {
    font-size: 32px;
  }

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

  .final-cta-trust {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

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

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

/* ============================================
   ANIMATIONS
   ============================================ */

/* Nav scroll effect */
.nav.scrolled {
  background: rgba(10, 10, 15, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Nav toggle active state */
.nav-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
  .animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

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

  /* Staggered animations for grids */
  .problem-card.animate-on-scroll,
  .solution-card.animate-on-scroll,
  .testimonial-card.animate-on-scroll,
  .step-card.animate-on-scroll {
    transition-delay: calc(var(--index, 0) * 0.1s);
  }

  /* FAQ icon rotation */
  .faq-item.active .faq-icon {
    transform: rotate(180deg);
  }
}

/* Legacy fade-in support */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-slow);
  }

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

/* Body when nav is open */
body.nav-open {
  overflow: hidden;
}

/* Mobile nav menu active state */
.nav-menu.active {
  display: flex;
}