/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #059669;
  --primary-dark: #047857;
  --secondary-color: #78350f;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #fffbeb;
  --bg-white: #ffffff;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  padding: 1rem 0;
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.nav-brand i {
  font-size: 2rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 1rem;
}

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

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

.btn-secondary {
  background: var(--bg-light);
  color: var(--text-dark);
}

.btn-secondary:hover {
  background: #e5e7eb;
}

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

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

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

.btn-white:hover {
  background: #f9fafb;
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  padding: 8rem 0 6rem;
  background: linear-gradient(135deg, #10b981 0%, #047857 100%);
  color: white;
  margin-top: 70px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-bottom: 2rem;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  display: block;
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.8;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.hero-badges {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  opacity: 0.9;
}

.hero-image {
  position: relative;
  text-align: center;
}

.hero-device-mockup {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 3rem;
  backdrop-filter: blur(10px);
}

.hero-device-mockup i {
  color: rgba(255, 255, 255, 0.3);
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.section-header p {
  font-size: 1.25rem;
  color: var(--text-light);
}

/* Features Section */
.features {
  padding: 6rem 0;
  background: var(--bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  border-radius: 1rem;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon i {
  font-size: 2rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.8;
}

/* How It Works */
.how-it-works {
  padding: 6rem 0;
  background: var(--bg-light);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.step {
  text-align: center;
}

.step-number {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: var(--primary-color);
  color: white;
  font-size: 2rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.step h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.step p {
  color: var(--text-light);
  line-height: 1.8;
}

/* Pricing Section */
.pricing {
  padding: 6rem 0;
  background: var(--bg-white);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  font-weight: 600;
}

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: 0.4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: 0.4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary-color);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.pricing-card {
  position: relative;
  padding: 2.5rem;
  border-radius: 1rem;
  background: var(--bg-white);
  border: 2px solid var(--border-color);
  transition: all 0.3s;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -1rem;
  right: 2rem;
  background: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.pricing-header h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.price {
  margin: 1.5rem 0;
}

.price .amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
}

.price .currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-light);
}

.price .period {
  font-size: 1rem;
  color: var(--text-light);
}

.pricing-features {
  margin-bottom: 2rem;
}

.pricing-features .feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
}

.pricing-features .feature i {
  color: var(--primary-color);
  font-size: 1.25rem;
}

.pricing-card .btn {
  width: 100%;
  justify-content: center;
}

/* CTA Section */
.cta {
  padding: 6rem 0;
  background: linear-gradient(135deg, #10b981 0%, #047857 100%);
  color: white;
  text-align: center;
}

.cta h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* Footer */
.footer {
  background: var(--text-dark);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

.footer-col p {
  opacity: 0.8;
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  color: white;
  text-decoration: none;
  opacity: 0.8;
  margin-bottom: 0.75rem;
  transition: opacity 0.3s;
}

.footer-col a:hover {
  opacity: 1;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  opacity: 0.8;
}

.footer-bottom p {
  margin: 0.5rem 0;
}

/* Responsive */
@media (max-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .nav-menu {
    gap: 1rem;
  }

  .nav-menu a:not(.btn) {
    display: none;
  }

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

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

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }
}