:root {
  /* Core Colors - Dark Tech Theme */
  --bg-dark: #070A12;
  --bg-card: rgba(20, 25, 40, 0.6);
  --bg-card-hover: rgba(30, 35, 60, 0.7);
  
  /* Gradients & Accents */
  --primary-blue: #2563EB;
  --primary-purple: #7C3AED;
  --primary-gradient: linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
  --secondary-gradient: linear-gradient(135deg, #38BDF8 0%, #A78BFA 100%);
  --accent-cyan: #38BDF8;
  --accent-purple: #A78BFA;
  
  /* Text Colors */
  --text-main: #FFFFFF;
  --text-muted: #9CA3AF;
  --text-light: #E5E7EB;
  
  /* UI Elements */
  --border-color: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(56, 189, 248, 0.3);
  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  --glass-blur: blur(12px);
  
  /* Spacing & Layout */
  --container-width: 1200px;
  --header-height: 80px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

img, iframe {
  max-width: 100%;
  border: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.text-gradient {
  background: var(--secondary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn-outline:hover {
  background: rgba(56, 189, 248, 0.1);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

/* Glassmorphism Cards */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(124, 58, 237, 0.5);
  background: var(--bg-card-hover);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--secondary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.nav-link {
  font-weight: 500;
  color: var(--text-light);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-cyan);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: var(--secondary-gradient);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: white;
  cursor: pointer;
}

/* Footer */
.footer {
  background: #05070D;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 20px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--accent-cyan);
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-muted);
}

.footer-col ul li a:hover {
  color: var(--text-main);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Page Components */
.page-header {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 60px;
  background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.15), transparent 70%);
  text-align: center;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  margin-bottom: 1rem;
}

.section-title span {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: var(--accent-purple);
  font-weight: 600;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-light);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: white;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
  background: rgba(255, 255, 255, 0.1);
}

/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 1000px;
  background: rgba(7, 10, 18, 0.95);
  backdrop-filter: blur(15px);
  border: 1px solid var(--accent-purple);
  border-radius: var(--radius-md);
  padding: 24px;
  z-index: 9999;
  display: none; /* Hidden by default */
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 300px;
}

.cookie-text h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--accent-cyan);
}

.cookie-text p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.cookie-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-cookie-accept {
  background: var(--primary-gradient);
  color: white;
  padding: 8px 20px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
}

.btn-cookie-reject {
  background: transparent;
  border: 1px solid var(--text-muted);
  color: var(--text-light);
  padding: 8px 20px;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
}

.btn-cookie-preferences {
  text-decoration: underline;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
}

/* Map Responsive */
.map-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Disclaimer Banner */
.disclaimer-banner {
  background: #111;
  color: #666;
  font-size: 0.75rem;
  text-align: center;
  padding: 8px;
  border-bottom: 1px solid var(--border-color);
}

/* Responsive */
@media (max-width: 900px) {
  h1 { font-size: 2.5rem; }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: var(--bg-dark);
    flex-direction: column;
    padding: 40px 20px;
    transition: 0.3s ease;
    border-top: 1px solid var(--border-color);
  }

  .nav-menu.active {
    left: 0;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .cookie-buttons {
    width: 100%;
    justify-content: space-between;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}