:root {
  --primary-color: #6B46C1;
  --secondary-color: #9F7AEA;
  --accent-color: #F6AD55;
  --text-dark: #1A202C;
  --text-light: #718096;
  --bg-light: #F7FAFC;
  --border-color: #E2E8F0;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
}

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

/* Header */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
}

.logo span {
  font-size: 2rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

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

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s;
}

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

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 2rem;
  color: white;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

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

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

/* Content Section */
.content {
  background: white;
  border-radius: 20px;
  padding: 4rem 2rem;
  margin: -50px auto 4rem;
  max-width: 1000px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 10;
}

.content h2 {
  color: var(--primary-color);
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.content h3 {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.content p {
  color: var(--text-light);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.content ul {
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.content li {
  color: var(--text-light);
  margin-bottom: 0.5rem;
  line-height: 1.8;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 4rem 2rem;
  background: white;
  margin: 2rem 0;
  border-radius: 20px;
}

.feature-card {
  text-align: center;
  padding: 2rem;
  border-radius: 15px;
  background: var(--bg-light);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

.feature-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Contact Section */
.contact-info {
  background: var(--bg-light);
  padding: 2rem;
  border-radius: 15px;
  margin-top: 2rem;
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--text-light);
}

.contact-item strong {
  color: var(--text-dark);
  min-width: 100px;
}

/* Footer */
footer {
  background: rgba(26, 32, 44, 0.95);
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 4rem;
}

footer a {
  color: var(--accent-color);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    flex-direction: column;
    gap: 1rem;
  }

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

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

  .content {
    padding: 2rem 1rem;
    margin: -30px 20px 2rem;
  }

  .features {
    grid-template-columns: 1fr;
    padding: 2rem 1rem;
  }
}