:root {
  --blue: #0052CC;
  --green: #7CFF00;
  --dark: #0A0F1C;
  --light: #F8FAFC;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Navigation */
nav {
  background: rgba(10, 15, 28, 0.98);
  position: fixed;
  width: 100%;
  z-index: 1000;
  padding: 1rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(124, 255, 0, 0.2);
}

.logo img {
  height: 55px;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

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

/* Hamburger Menu */
.hamburger {
  display: none;
  font-size: 1.8rem;
  color: white;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--dark);
    padding: 1rem 0;
  }
  .nav-links.active {
    display: flex;
  }
  .hamburger {
    display: block;
  }
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(10,15,28,0.85), rgba(10,15,28,0.9)), 
              url('https://images.unsplash.com/photo-1558494949-ef0d38d3f3d3?ixlib=rb-4.0.3&auto=format&fit=crop&q=80');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  color: white;
  text-align: center;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* General Sections */
.section {
  padding: 120px 5% 80px;
}

.section-title {
  text-align: center;
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: 3rem;
  color: var(--dark);
}

/* Services & About Cards */
.services-grid, .values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card, .value-card {
  background: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  text-align: center;
}

.service-card:hover, .value-card:hover {
  transform: translateY(-8px);
  transition: 0.3s;
}

/* Contact Page */
.contact-section {
  padding: 120px 5% 100px;
  background: var(--light);
}

.contact-container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-form {
  background: white;
  padding: 3rem;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

input, textarea {
  width: 100%;
  padding: 14px;
  margin-bottom: 1.2rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
}

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

/* Buttons */
.btn-primary {
  background: var(--green);
  color: black;
  padding: 14px 32px;
  border: none;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid var(--green);
  padding: 14px 32px;
  border-radius: 6px;
  cursor: pointer;
}

/* Thank You Page */
.thankyou-container {
  max-width: 700px;
  margin: 120px auto;
  padding: 3rem;
  text-align: center;
  background: white;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.success-icon {
  font-size: 5rem;
  color: var(--green);
  margin-bottom: 1.5rem;
}

/* Footer */
footer {
  background: var(--dark);
  color: white;
  padding: 60px 5% 30px;
  text-align: center;
}