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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Header & Navigation */
header {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  color: white;
  padding: 1rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.nav-links a {
  color: white;
  text-decoration: none;
  transition: color 0.3s;
  font-weight: 500;
}

.nav-links a:hover {
  color: #ffd700;
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%231a1a2e" width="1200" height="600"/><circle cx="200" cy="150" r="3" fill="%23ffffff" opacity="0.3"/><circle cx="800" cy="400" r="3" fill="%23ffffff" opacity="0.3"/><circle cx="1000" cy="200" r="3" fill="%23ffffff" opacity="0.3"/><circle cx="400" cy="450" r="3" fill="%23ffffff" opacity="0.3"/></svg>');
  background-size: cover;
  background-position: center;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  margin-top: 70px;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease;
}

.hero-content p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.2s both;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: #ffd700;
  color: #1e3c72;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  font-size: 1.1rem;
  transition: transform 0.3s, box-shadow 0.3s;
  animation: fadeInUp 1s ease 0.4s both;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 215, 0, 0.4);
}

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

/* Services Section */
.services {
  padding: 5rem 2rem;
  background: #f8f9fa;
}

.services h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e3c72;
}

.services-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #2a5298;
}

.service-card h3 {
  margin-bottom: 1rem;
  color: #1e3c72;
  font-size: 1.5rem;
}

/* Features Section */
.features {
  padding: 5rem 2rem;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  color: white;
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.feature-item span {
  font-size: 2rem;
}

/* Contact Section */
.contact {
  padding: 5rem 2rem;
  background: #f8f9fa;
}

.contact h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e3c72;
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  padding: 3rem;
  border-radius: 15px;
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #1e3c72;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: #2a5298;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.submit-button {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.submit-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(30, 60, 114, 0.4);
}

.form-message {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  display: none;
  text-align: center;
}

.form-message.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Footer */
footer {
  background: #1a1a2e;
  color: white;
  text-align: center;
  padding: 2rem;
}

/* Mobile Menu */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: #1e3c72;
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-button {
    display: block;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1.2rem;
  }
}