/* Global Styles */
:root {
  --primary-color: #212529;
  --secondary-color: #495057;
  --accent-color: #adb5bd;
  --background-color: #f8f9fa;
  --light-color: #ffffff;
  --dark-color: #343a40;
  --highlight-color: #0d6efd;
  --font-sans: 'Montserrat', Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--background-color);
  color: var(--primary-color);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header Styles */
header {
  background-color: var(--light-color);
  border-bottom: 1px solid #dee2e6;
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
}

.logo-container {
  display: flex;
  align-items: center;
}

.logo {
  height: 60px;
  width: auto;
}

nav {
  display: flex;
  align-items: center;
}

nav ul {
  display: flex;
  list-style: none;
}

nav li + li {
  margin-left: 1.5rem;
}

nav a {
  text-decoration: none;
  color: var(--primary-color);
  font-weight: 600;
  transition: color 0.3s ease;
}

nav a:hover,
nav a:focus {
  color: var(--highlight-color);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--primary-color);
  cursor: pointer;
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100vh;
  padding-top: 80px; /* offset for fixed header */
  background: linear-gradient(145deg, #e9ecef 0%, #dee2e6 100%);
}

/* Hero logo placed above headline */
.hero-logo {
  width: 120px;
  height: auto;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.hero p {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--dark-color);
  color: var(--light-color);
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.btn:hover,
.btn:focus {
  background-color: var(--highlight-color);
  color: var(--light-color);
}

/* About Section */
.about {
  padding: 4rem 0;
  background-color: var(--light-color);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.about-text {
  flex: 1 1 50%;
}

.about-text h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.about-text p {
  font-size: 1rem;
  color: var(--secondary-color);
  line-height: 1.7;
}

.about-image {
  flex: 1 1 40%;
  text-align: center;
}

.about-image img {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--dark-color);
  margin-bottom: 0.75rem;
}

.about-image h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
  color: var(--dark-color);
}

.learn-more {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--highlight-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.learn-more:hover,
.learn-more:focus {
  color: var(--dark-color);
}

.about-image p {
  font-size: 0.9rem;
  color: var(--secondary-color);
  margin: 0;
}

/* Services Section */
.services {
  padding: 4rem 0;
  background-color: var(--background-color);
}

.services h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
  color: var(--dark-color);
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--light-color);
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--dark-color);
}

.card p {
  font-size: 0.95rem;
  color: var(--secondary-color);
  line-height: 1.6;
}

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

/* Contact Section */
.contact {
  padding: 4rem 0;
  background-color: var(--light-color);
}

.contact h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.contact p {
  text-align: center;
  font-size: 1rem;
  margin-bottom: 2rem;
  color: var(--secondary-color);
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

form input,
form textarea {
  padding: 0.75rem 1rem;
  border: 1px solid #ced4da;
  border-radius: 4px;
  font-size: 1rem;
  width: 100%;
}

form button {
  padding: 0.75rem 1rem;
  background-color: var(--dark-color);
  color: var(--light-color);
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

form button:hover,
form button:focus {
  background-color: var(--highlight-color);
}

/* Footer */
footer {
  background-color: var(--dark-color);
  color: var(--light-color);
  text-align: center;
  padding: 1rem 0;
}

footer p {
  font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
  nav ul {
    position: absolute;
    top: 60px;
    right: 0;
    background-color: var(--light-color);
    flex-direction: column;
    width: 200px;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    display: none;
  }

  nav ul.active {
    display: flex;
  }

  nav li {
    margin: 0;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #dee2e6;
  }

  nav li:last-child {
    border-bottom: none;
  }

  .nav-toggle {
    display: block;
  }

  .about-content {
    flex-direction: column;
    text-align: center;
  }

  .about-image,
  .about-text {
    width: 100%;
  }
}