:root {
  --bg-dark: #0a0a0f;
  --bg-card: #0d1b2a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0c0;
  --accent-cyan: #00fff5;
  --accent-blue: #0077ff;
  --danger: #ff0055;
  --success: #00ffaa;
  --warning: #ffcc00;
  --glass: rgba(13, 27, 42, 0.7);
  --border-glow: 0 0 10px rgba(0, 255, 245, 0.5);
  --font-heading: "Orbitron", sans-serif;
  --font-body: "Roboto", sans-serif;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
}

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

/* Navigation */
nav {
  background: var(--glass);
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 255, 245, 0.1);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--text-primary);
  text-decoration: none;
  text-shadow: 0 0 10px var(--accent-cyan);
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-cyan);
  text-shadow: 0 0 8px var(--accent-cyan);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(
    circle at center,
    rgba(0, 255, 245, 0.05) 0%,
    transparent 70%
  );
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(10, 10, 15, 0.9), rgba(10, 10, 15, 0.9)),
    url("assets/images/cyber-bg.jpg");
  background-size: cover;
  z-index: -1;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  animation: glitch 1s infinite alternate;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 30px;
  background: transparent;
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn:hover {
  background: var(--accent-cyan);
  color: var(--bg-dark);
  box-shadow: 0 0 20px var(--accent-cyan);
}

.btn-primary {
  background: rgba(0, 255, 245, 0.1);
  margin-right: 20px;
}

/* Sections */
section {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 60px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent-cyan);
  margin: 10px auto 0;
  box-shadow: 0 0 10px var(--accent-cyan);
}

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

.card {
  background: var(--bg-card);
  padding: 30px;
  border: 1px solid rgba(0, 255, 245, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--border-glow);
  border-color: var(--accent-cyan);
}

.card h3 {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.card p {
  color: var(--text-secondary);
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 245, 0.2);
  color: var(--text-primary);
  font-family: var(--font-body);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 255, 245, 0.3);
}

/* Footer */
footer {
  background: var(--bg-card);
  padding: 50px 0 20px;
  border-top: 1px solid rgba(0, 255, 245, 0.1);
  text-align: center;
}

.social-links {
  margin-bottom: 30px;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.5rem;
  margin: 0 15px;
  transition: color 0.3s ease;
}

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

.copyright {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Animations */
@keyframes glitch {
  0% {
    text-shadow: 2px 2px var(--danger), -2px -2px var(--accent-blue);
  }
  100% {
    text-shadow: -2px -2px var(--danger), 2px 2px var(--accent-blue);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* Mobile menu implementation needed in JS */
  }

  .hero h1 {
    font-size: 2.5rem;
  }
}