/* Custom styles for the ETT EDV website */

/* Root variables for consistent colors */
:root {
  --primary-color: #0A1931;
  --secondary-color: #185ADB;
  --light-color: #F0F8FF;
  --dark-color: #020617;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  color: #212529;
  background-color: var(--light-color);
}

/* Hero section */
.hero {
  position: relative;
  background-image: url('hero.png');
  background-size: cover;
  background-position: center;
  color: #ffffff;
  padding: 6rem 0;
}
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
}
.hero .container {
  position: relative;
  z-index: 1;
}
.hero h1 {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 1rem;
}
.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

/* Services section */
.services h2 {
  font-size: 2.25rem;
  font-weight: bold;
  color: var(--primary-color);
}
.services h3 {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--secondary-color);
}

/* About section */
.about h2 {
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Contact form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

/* Footer styling */
footer {
  background-color: var(--primary-color);
  color: #ffffff;
}
footer a {
  color: #ffffff;
  text-decoration: none;
}
footer a:hover {
  text-decoration: underline;
}

/* Generic container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Navigation bar */
.navbar {
  background-color: var(--primary-color);
  color: #ffffff;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}
.navbar-brand {
  font-size: 1.5rem;
  font-weight: bold;
  color: #ffffff;
  text-decoration: none;
}
.navbar ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}
.navbar li {}
.navbar a {
  color: #ffffff;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s ease-in-out;
}
.navbar a:hover {
  color: var(--secondary-color);
}

/* Active navigation link */
.navbar a.active {
  text-decoration: underline;
}

/* Button styles */
.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary {
  background-color: var(--secondary-color);
  color: #ffffff;
}
.btn-secondary {
  background-color: #687da7;
  color: #ffffff;
}
.btn:hover {
  opacity: 0.9;
}

/* Grid system */
.row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.col {
  flex: 1 1 300px;
}
/* Card component */
.card {
  background-color: #ffffff;
  border-radius: 6px;
  padding: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  height: 100%;
}

/* Call-to-action section */
.call-to-action {
  background-color: #e9effd;
}

/* Utility spacing classes */
.py-5 {
  padding-top: 4rem;
  padding-bottom: 4rem;
}
.mb-4 {
  margin-bottom: 1.5rem;
}
.mb-1 {
  margin-bottom: 0.25rem;
}
.mb-0 {
  margin-bottom: 0;
}

/* Contact form controls */
form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}
form input,
form textarea {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  margin-bottom: 1rem;
  font-size: 1rem;
}
form button[type='submit'] {
  border: none;
}