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

:root {
  --primary-blue: #0066FF;
  --primary-blue-dark: #0052CC;
  --primary-blue-light: #E6F0FF;
  --success-green: #10B981;
  --success-green-dark: #059669;
  --warning-orange: #F59E0B;
  --warning-orange-dark: #D97706;
  --neutral-900: #111827;
  --neutral-800: #1F2937;
  --neutral-700: #374151;
  --neutral-600: #4B5563;
  --neutral-500: #6B7280;
  --neutral-400: #9CA3AF;
  --neutral-300: #D1D5DB;
  --neutral-200: #E5E7EB;
  --neutral-100: #F3F4F6;
  --neutral-50: #F9FAFB;
  --white: #FFFFFF;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--neutral-900);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  background: var(--white);
  border-bottom: 1px solid var(--neutral-200);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--neutral-900);
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  color: var(--neutral-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav .phone {
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
}

.hero {
  background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

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

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--success-green);
  padding: 8px 16px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 14px;
  width: fit-content;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.hero h1 {
  font-size: 48px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--neutral-900);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.6;
  color: var(--neutral-600);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--primary-blue);
  color: var(--white);
  border: none;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
  width: fit-content;
}

.cta-button:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
}

.cta-button.secondary {
  background: var(--white);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.cta-button.secondary:hover {
  background: var(--primary-blue-light);
  transform: translateY(-2px);
}

.cta-button.large {
  padding: 20px 40px;
  font-size: 18px;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--neutral-600);
  font-size: 14px;
}

.card-mockup {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  border-radius: 24px;
  padding: 32px;
  color: var(--white);
  box-shadow: 0 20px 60px rgba(0, 102, 255, 0.3);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.3s;
}

.card-mockup:hover {
  transform: perspective(1000px) rotateY(0deg);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.card-chip {
  width: 48px;
  height: 36px;
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  border-radius: 6px;
}

.card-number {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 4px;
  margin-bottom: 24px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
}

.card-label {
  font-size: 10px;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 4px;
}

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

.stats {
  background: var(--white);
  padding: 48px 0;
  border-bottom: 1px solid var(--neutral-200);
}

.stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

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

.stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-blue);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--neutral-600);
  font-weight: 500;
}

.features {
  padding: 100px 0;
  background: var(--neutral-50);
}

.features h2 {
  text-align: center;
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--neutral-900);
}

.section-subtitle {
  text-align: center;
  font-size: 18px;
  color: var(--neutral-600);
  margin-bottom: 64px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--neutral-900);
}

.feature-card p {
  color: var(--neutral-600);
  line-height: 1.6;
}

.how-it-works {
  padding: 100px 0;
  background: var(--white);
}

.how-it-works h2 {
  text-align: center;
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--neutral-900);
}

.steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  margin: 64px 0;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.step-number {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.step-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--neutral-900);
}

.step-content p {
  color: var(--neutral-600);
  font-size: 14px;
}

.step-connector {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-blue) 0%, var(--success-green) 100%);
}

.trust-badges {
  background: var(--neutral-50);
  padding: 48px 0;
}

.trust-badges .container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.trust-title {
  font-weight: 700;
  color: var(--neutral-900);
  margin-bottom: 4px;
}

.trust-text {
  font-size: 14px;
  color: var(--neutral-600);
}

.cta-section {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--white);
}

.cta-section h2 {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 16px;
}

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

.cta-section .cta-button {
  background: var(--white);
  color: var(--primary-blue);
}

.cta-section .cta-button:hover {
  background: var(--neutral-100);
}

.footer {
  background: var(--neutral-900);
  color: var(--neutral-400);
  padding: 64px 0 32px;
}

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

.footer-section h4 {
  color: var(--white);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-section a {
  color: var(--neutral-400);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: var(--white);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
}

.footer-bottom a {
  color: var(--neutral-400);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-bottom a:hover {
  color: var(--white);
}

.disclaimer {
  font-size: 12px;
  color: var(--neutral-500);
}

.header.minimal {
  box-shadow: none;
}

.security-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--success-green);
  font-weight: 600;
  font-size: 14px;
}

.checkout-main {
  background: var(--neutral-50);
  min-height: calc(100vh - 200px);
  padding: 48px 0;
}

.checkout-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: start;
}

.progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 48px;
  background: var(--white);
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.progress-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--neutral-200);
  color: var(--neutral-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: all 0.3s;
}

.progress-step.active .progress-circle {
  background: var(--primary-blue);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.progress-step span {
  font-size: 12px;
  font-weight: 600;
  color: var(--neutral-500);
}

.progress-step.active span {
  color: var(--primary-blue);
}

.progress-line {
  width: 60px;
  height: 2px;
  background: var(--neutral-200);
  margin: 0 16px;
}

.form-header {
  text-align: center;
  margin-bottom: 40px;
}

.form-header h1 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--neutral-900);
}

.form-header p {
  font-size: 16px;
  color: var(--neutral-600);
}

.checkout-form {
  background: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--neutral-900);
  font-size: 14px;
}

.required {
  color: #EF4444;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--neutral-200);
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.2s;
  font-family: inherit;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.input-with-icon {
  position: relative;
}

.input-with-icon svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.input-with-icon input {
  padding-left: 48px;
}

.form-group small {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--neutral-500);
}

.security-notice {
  display: flex;
  gap: 16px;
  background: var(--success-green);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
  padding: 20px;
  border-radius: 12px;
  margin: 32px 0;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.security-notice strong {
  display: block;
  color: var(--neutral-900);
  margin-bottom: 4px;
}

.security-notice p {
  color: var(--neutral-600);
  font-size: 14px;
  line-height: 1.5;
}

.submit-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--primary-blue);
  color: var(--white);
  border: none;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
  margin-top: 24px;
}

.submit-button:hover {
  background: var(--primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
}

.form-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--neutral-500);
}

.form-footer a {
  color: var(--primary-blue);
  text-decoration: none;
}

.summary-card {
  background: var(--white);
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  position: sticky;
  top: 100px;
}

.summary-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.summary-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--neutral-900);
}

.summary-badge {
  background: var(--primary-blue-light);
  color: var(--primary-blue);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}

.summary-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
}

.summary-icon {
  flex-shrink: 0;
}

.summary-label {
  font-size: 13px;
  color: var(--neutral-500);
  margin-bottom: 4px;
}

.summary-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--neutral-900);
}

.summary-divider {
  height: 1px;
  background: var(--neutral-200);
  margin: 24px 0;
}

.summary-benefits h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--neutral-900);
}

.summary-benefits ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-benefits li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--neutral-700);
  font-size: 14px;
}

.trust-indicators {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--neutral-200);
}

.trust-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--neutral-500);
  font-weight: 600;
  text-align: center;
}

.footer.minimal {
  padding: 24px 0;
  border-top: 1px solid var(--neutral-200);
  background: var(--white);
  color: var(--neutral-600);
}

.footer.minimal a {
  color: var(--neutral-600);
  text-decoration: none;
}

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

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero h1 {
    font-size: 40px;
  }

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

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

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

  .step-connector {
    width: 2px;
    height: 40px;
  }

  .checkout-container {
    grid-template-columns: 1fr;
  }

  .summary-card {
    position: static;
  }

  .trust-badges .container {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .header .container {
    padding: 0 16px;
    gap: 8px;
  }

  .logo {
    font-size: 14px;
    gap: 8px;
    min-width: 0;
    flex-shrink: 1;
  }

  .logo span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .logo svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
  }

  .security-badge {
    font-size: 12px;
    gap: 6px;
    flex-shrink: 0;
  }

  .security-badge svg {
    width: 14px;
    height: 14px;
  }

  .nav {
    gap: 12px;
  }

  .nav a {
    font-size: 14px;
  }

  .hero {
    padding: 48px 0 60px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .stats .container {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .progress-bar {
    padding: 20px;
  }

  .progress-line {
    width: 40px;
    margin: 0 8px;
  }

  .progress-step span {
    display: none;
  }
}

@media (max-width: 480px) {
  .header .container {
    padding: 0 12px;
  }

  .logo {
    font-size: 13px;
    gap: 6px;
  }

  .logo svg {
    width: 24px;
    height: 24px;
  }

  .security-badge {
    font-size: 11px;
    gap: 4px;
  }

  .security-badge svg {
    width: 12px;
    height: 12px;
  }
}