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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo img.logo-img {
  height: 28px;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: #2563eb;
}

.nav-link.cta-button {
  background: #2563eb;
  color: white;
  padding: 10px 20px;
  border-radius: 25px;
  transition: all 0.3s ease;
}

.nav-link.cta-button:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background: #333;
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

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

.hero-description {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 15px 30px;
  text-decoration: none;
  border-radius: 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: #fbbf24;
  color: #1f2937;
}

.btn-primary:hover {
  background: #f59e0b;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: #667eea;
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.1rem;
}

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

.hero-placeholder {
  font-size: 8rem;
  text-align: center;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Section Styles */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: #1f2937;
}

/* Features Section */
.features {
  background: #f8fafc;
}

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

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1f2937;
}

.feature-card p {
  color: #6b7280;
  line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
  background: white;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.step {
  text-align: center;
  padding: 2rem;
}

.step-number {
  width: 60px;
  height: 60px;
  background: #2563eb;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.step h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1f2937;
}

.step p {
  color: #6b7280;
  line-height: 1.6;
}

/* Pricing Section */
.pricing {
  background: #f8fafc;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  padding: 2.5rem;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
}

.pricing-card.featured {
  border: 2px solid #2563eb;
  transform: scale(1.05);
}

.featured-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: #2563eb;
  color: white;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.pricing-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1f2937;
}

.price {
  font-size: 3rem;
  font-weight: 800;
  color: #2563eb;
  margin-bottom: 0.5rem;
}

.price-period {
  color: #6b7280;
  margin-bottom: 2rem;
}

.features-list {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
}

.features-list li {
  padding: 0.5rem 0;
  color: #6b7280;
  position: relative;
  padding-left: 1.5rem;
}

.features-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: bold;
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, #1f2937 0%, #374151 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: #1f2937;
  color: white;
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: 1rem;
  color: #fbbf24;
}

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

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: #d1d5db;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: #fbbf24;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 2rem;
  text-align: center;
  color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

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

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

  .section-title {
    font-size: 2rem;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1.1rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .container {
    padding: 0 15px;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Loading States */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

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

.mb-2 {
  margin-bottom: 2rem;
}

.mt-2 {
  margin-top: 2rem;
}