/* Reset and basic */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

body {
  background-color: #012a4a; /* dark blue */
  color: #f0f0f0;
  min-height: 100vh;
}

a {
  color: #f0f0f0;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #ffd700; /* gold */
}

/* Navbar styles */
.navbar {
  background-color: #013a6b;
  padding: 15px 30px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 30px;
}

.navbar li {
  position: relative;
}

.navbar a {
  font-weight: bold;
  padding: 8px 10px;
  display: inline-block;
  border-radius: 6px;
  user-select: none;
}

.navbar a.active,
.navbar a:hover {
  background-color: #055a8c;
  box-shadow: 0 2px 5px rgba(255, 215, 0, 0.7);
  color: #ffd700;
}

/* Intro section on main page */
.intro {
  max-width: 900px;
  margin: 60px auto;
  padding: 0 20px;
  text-align: center;
}

.intro h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  letter-spacing: 2px;
  text-shadow: 1px 1px 3px #000;
}

.intro p {
  font-size: 1.2rem;
  line-height: 1.6;
}

/* Form styles */
form {
  max-width: 600px;
  margin: 40px auto;
  background-color: #013a6b;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 15px #055a8c;
}

form p {
  margin-bottom: 20px;
}

form label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

form input[type="text"],
form input[type="email"],
form textarea {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  background-color: #025580;
  color: #f0f0f0;
  resize: vertical;
  transition: background-color 0.3s ease;
}

form input[type="text"]:focus,
form input[type="email"]:focus,
form textarea:focus {
  background-color: #0373b9;
  outline: none;
}

form button {
  background-color: #ffd700;
  color: #013a6b;
  font-weight: bold;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

form button:hover {
  background-color: #ffc107;
}

/* Section padding */
main section {
  padding: 60px 20px;
  max-width: 900px;
  margin: 0 auto;
}

/* Add subtle lines background for cranes/buildings effect on body */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}