:root {
  /* Color System */
  --primary: #6366F1;
  --primary-dark: #4F46E5;
  --accent: #F43F5E;
  --background: #FAFAF9;
  --surface: #FFFFFF;
  --text-primary: #111111;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;
  --border: #E5E7EB;
  --success: #10B981;
  --warning: #F59E0B;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  --gradient-accent: linear-gradient(135deg, #F43F5E 0%, #EC4899 100%);
  --gradient-hero: linear-gradient(180deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  
  /* Typography */
  --font-heading: 'Clash Display', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Spacing */
  --section-padding: 100px 0;
  --container-max: 1200px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

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

.section-title {
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

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

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

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

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

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

.btn-large {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-block {
  width: 100%;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 24px;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

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

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

.nav-actions {
  display: flex;
  gap: 12px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-normal);
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.gradient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.blob-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.blob-2 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  bottom: -150px;
  left: -100px;
}

.grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  animation: fadeInUp 0.8s ease-out;
}

.badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(40px, 6vw, 64px);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  animation: fadeInRight 0.8s ease-out 0.2s both;
}

.phone-mockup {
  width: 320px;
  height: 640px;
  background: #1a1a1a;
  border-radius: 40px;
  padding: 12px;
  margin: 0 auto;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--surface);
  border-radius: 32px;
  overflow: hidden;
  position: relative;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: var(--gradient-primary);
  color: white;
}

.app-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
}

.app-time {
  font-size: 14px;
  opacity: 0.9;
}

.booking-card {
  padding: 24px;
  background: var(--background);
  margin: 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.booking-status {
  background: var(--success);
  color: white;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 16px;
}

.service-type {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.booking-time {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.provider-info {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--surface);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.provider-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.provider-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.provider-rating {
  font-size: 14px;
  color: var(--text-secondary);
}

.booking-actions {
  display: flex;
  gap: 12px;
}

.btn-chat {
  flex: 1;
  background: #25D366;
  color: white;
}

.btn-track {
  flex: 1;
  background: var(--primary);
  color: white;
}

.floating-card {
  position: absolute;
  background: var(--surface);
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 3s ease-in-out infinite;
}

.card-1 {
  top: 20%;
  right: -40px;
  animation-delay: 0s;
}

.card-2 {
  bottom: 20%;
  left: -20px;
  animation-delay: 1.5s;
}

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

.card-text {
  font-weight: 600;
  font-size: 14px;
}

/* Social Proof */
.social-proof {
  padding: 60px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.social-text {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.logo-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}

.logo-item {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 20px;
  color: var(--text-muted);
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.logo-item:hover {
  opacity: 1;
}

/* Services Section */
.services {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

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

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.service-icon.battery {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
}

.service-icon.repair {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.service-icon.strap {
  background: rgba(244, 63, 94, 0.1);
  color: var(--accent);
}

.service-icon.polishing {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.service-icon.watertest {
  background: rgba(59, 130, 246, 0.1);
  color: #3B82F6;
}

.service-icon.authentication {
  background: rgba(139, 92, 246, 0.1);
  color: #8B5CF6;
}

.service-card h3 {
  font-size: 24px;
  margin-bottom: 16px;
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
}

.service-features {
  list-style: none;
  margin-bottom: 24px;
}

.service-features li {
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

/* How It Works */
.how-it-works {
  padding: var(--section-padding);
  background: var(--surface);
}

.steps-container {
  display: flex;
  flex-direction: column;
  gap: 80px;
  position: relative;
}

.steps-container::before {
  content: '';
  position: absolute;
  left: 40px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  z-index: 0;
}

.step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.step:nth-child(even) {
  direction: rtl;
}

.step:nth-child(even) > * {
  direction: ltr;
}

.step-number {
  position: absolute;
  left: 16px;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.step-content h3 {
  font-size: 28px;
  margin-bottom: 16px;
}

.step-content p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.step-visual {
  background: var(--background);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.phone-step {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
  width: 100%;
  max-width: 300px;
}

.service-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.option {
  padding: 12px 16px;
  background: var(--background);
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.option.active {
  background: var(--gradient-primary);
  color: white;
}

.match-animation {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 32px;
}

.user-icon, .provider-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.arrow {
  color: var(--primary);
  font-weight: bold;
}

.checkmark {
  color: var(--success);
  font-size: 40px;
}

.payment-flow {
  text-align: center;
}

.payment-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.payment-methods {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.payment-methods span {
  padding: 8px 16px;
  background: var(--surface);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Statistics */
.stats {
  padding: var(--section-padding);
  background: var(--gradient-primary);
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  text-align: center;
}

.stat-item .stat-number {
  font-size: 48px;
  color: white;
  margin-bottom: 8px;
}

.stat-item .stat-label {
  color: rgba(255, 255, 255, 0.9);
  font-size: 16px;
}

/* Testimonials */
.testimonials {
  padding: var(--section-padding);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
}

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

.testimonial-rating {
  margin-bottom: 16px;
  font-size: 18px;
}

.testimonial-text {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.author-name {
  font-weight: 600;
  margin-bottom: 4px;
}

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

/* Pricing */
.pricing {
  padding: var(--section-padding);
  background: var(--surface);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.05);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  margin-bottom: 32px;
}

.pricing-header h3 {
  font-size: 24px;
  margin-bottom: 16px;
}

.price {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.pricing-header p {
  color: var(--text-muted);
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.pricing-features li:last-child {
  border-bottom: none;
}

/* FAQ */
.faq {
  padding: var(--section-padding);
  background: var(--background);
}

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

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
}

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

.faq-icon {
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

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

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

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

.faq-answer p {
  padding: 0 24px 24px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* CTA Section */
.cta {
  padding: var(--section-padding);
  background: var(--gradient-primary);
  color: white;
  text-align: center;
}

.cta-content h2 {
  font-size: clamp(32px, 4vw, 48px);
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 18px;
  margin-bottom: 32px;
  opacity: 0.9;
}

.cta-form {
  display: flex;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto 16px;
}

.cta-input {
  flex: 1;
  padding: 16px 24px;
  border: none;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-family: var(--font-body);
}

.cta-input:focus {
  outline: 2px solid var(--accent);
}

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

.cta .btn-primary:hover {
  background: var(--background);
}

.cta-note {
  font-size: 14px;
  opacity: 0.8;
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 24px;
  margin-bottom: 16px;
}

.footer-col p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 18px;
  margin-bottom: 20px;
}

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

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-col ul a:hover {
  color: white;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}

/* Modals */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 480px;
  width: 90%;
  position: relative;
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-content h2 {
  margin-bottom: 24px;
  text-align: center;
}

.modal-content p {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.modal-content input,
.modal-content select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 16px;
  font-family: var(--font-body);
  margin-bottom: 16px;
  transition: border-color var(--transition-fast);
}

.modal-content input:focus,
.modal-content select:focus {
  outline: none;
  border-color: var(--primary);
}

.modal-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--text-secondary);
}

.modal-footer a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

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

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

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    margin-top: 60px;
  }
  
  .step {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 32px;
  }
  
  .steps-container::before {
    display: none;
  }
  
  .step-number {
    position: relative;
    left: auto;
    margin: 0 auto 24px;
  }
  
  .step:nth-child(even) {
    direction: ltr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 999;
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
  }
  
  .nav-actions {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }
  
  .phone-mockup {
    width: 280px;
    height: 560px;
  }
  
  .floating-card {
    display: none;
  }
  
  .cta-form {
    flex-direction: column;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 36px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .services-grid,
  .testimonials-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .modal-content {
    padding: 24px;
  }
}