:root {
  --primary-color: #0d1b2a;
  --secondary-color: #1b263b;
  --accent-color: #fb8500;
  --text-light: #e0e1dd;
  --text-dark: #333333;
  --bg-light: #f8f9fa;
  --bg-white: #ffffff;
  --max-width: 1200px;
  --header-height: 80px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-white);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Header */
header {
  background-color: var(--primary-color);
  color: var(--text-light);
  height: var(--header-height);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logo span {
  color: var(--accent-color);
}

.logo small {
  font-size: 0.8rem;
  color: var(--accent-color);
  margin-left: 5px;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--accent-color);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(13, 27, 42, 0.8), rgba(13, 27, 42, 0.7)), url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
  /* Placeholder Industry Image */
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-light);
  margin-top: 0;
  padding-top: var(--header-height);
}

.hero-content {
  max-width: 800px;
  padding: 20px;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--accent-color);
  color: var(--text-light);
  border-radius: 5px;
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid var(--accent-color);
}

.btn:hover {
  background-color: transparent;
  color: var(--accent-color);
}

/* Services Section */
.services {
  padding: 80px 0;
  background-color: var(--bg-light);
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.section-title p {
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--bg-white);
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  text-align: center;
}

.service-card:hover {
  transform: translateY(-10px);
}

.service-icon {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: 20px;
}

.service-card h3 {
  margin-bottom: 15px;
  color: var(--secondary-color);
}

/* About Section */
.about {
  padding: 80px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-image img {
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-content h2 {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
}

.about-content p {
  margin-bottom: 20px;
  color: #555;
}

/* Contact Section */
.contact {
  padding: 80px 0;
  background-color: var(--secondary-color);
  color: var(--text-light);
}

.contact h2 {
  color: var(--text-light);
}

.contact p {
  color: #ccc;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-top: 40px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 30px;
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--accent-color);
  margin-right: 20px;
  margin-top: 5px;
}

.contact-form form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 4px;
  font-family: inherit;
}

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

.btn-submit {
  border: none;
  cursor: pointer;
  background-color: var(--accent-color);
  color: var(--text-light);
  font-size: 1rem;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: #aaa;
  padding: 20px 0;
  text-align: center;
  font-size: 0.9rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--primary-color);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
  }

  .nav-links.active {
    right: 0;
  }

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

  .about-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }
}