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

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

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

/* Header & Navigation */
header {
    background-color: #2c3e50;
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 1px;
}

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

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

.nav-links a:hover {
    color: #3498db;
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
}

section {
    padding: 4rem 0;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #7c3aed 100%);
  color: white;
  padding: 140px 20px;
  text-align: center;
}

.hero h2 {
  font-size: 56px;
  font-weight: 800;
  margin-bottom: 20px;
}

.hero h2 {
  font-size: 56px;
  font-weight: 800;
  margin-bottom: 20px;
}

.btn {
  display: inline-block;
  background: white;
  color: #111827;
  padding: 14px 30px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  transition: 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* About Section */
.about, .services, .contact {
  padding: 90px 20px;
}

.about h2, .services h2, .contact h2 {
  font-size: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.about p, .services p, .contact p {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  color: #4b5563;
  line-height: 1.7;
}

/* Services Section */
.services {
    background-color: white;
}

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

.service-card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  transition: transform 0.2s ease;
}

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

.service-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.service-card p {
    color: #666;
}

/* Contact Section */
.contact {
    background-color: #f8f9fa;
    text-align: center;
}

.contact p {
    font-size: 1.1rem;
    color: #555;
    margin: 0.5rem 0;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

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

    .nav-links {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .hero h2 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    section {
        padding: 2rem 0;
    }
}