:root {
  /* Brand Colors */
  --bg-dark: #07090f;
  --bg-panel: rgba(255, 255, 255, 0.03);
  --bg-panel-hover: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.1);
  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  
  /* Text Colors */
  --text-main: #e2e8f0;
  --text-muted: #94a3b8;
  --text-heading: #ffffff;
  
  /* Spacing Scale: 4, 8, 16, 24, 40, 64 */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 16px;
  --sp-4: 24px;
  --sp-5: 40px;
  --sp-6: 64px;
  
  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius-md: 12px;
  --radius-lg: 16px;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: radial-gradient(circle at top left, #121827 0%, var(--bg-dark) 100%);
  background-attachment: fixed;
}

h1, h2, h3, h4, p, ul, ol, figure {
  margin: 0;
  padding: 0;
  overflow-wrap: anywhere;
}

h1, h2, h3, h4 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 2.5rem; margin-bottom: var(--sp-4); }
h2 { font-size: 2rem; margin-bottom: var(--sp-4); }
h3 { font-size: 1.5rem; margin-bottom: var(--sp-3); }

p, ul, ol { margin-bottom: var(--sp-4); }
ul, ol { padding-left: var(--sp-4); }

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover { color: var(--accent-blue); }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 4px;
}

/* Header */
.site-header {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-4);
  background: rgba(7, 9, 15, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-heading);
  overflow-wrap: anywhere;
  text-decoration: none;
}

.brand-mark {
  width: 24px;
  height: 24px;
}

.nav-desktop {
  display: flex;
  gap: var(--sp-4);
  align-items: center;
}

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

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

.btn-primary {
  background: linear-gradient(45deg, var(--accent-blue), var(--accent-cyan));
  color: #000000;
  border: none;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  display: inline-block;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 242, 254, 0.3);
  color: #000000;
}

.btn-outline {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--accent-cyan);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-outline:hover {
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-heading);
  cursor: pointer;
  padding: var(--sp-2);
}

/* Main Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-4);
  width: 100%;
}

main {
  flex: 1;
  padding-bottom: var(--sp-6);
}

.section-spacing {
  margin-top: var(--sp-6);
}

/* Hero Section */
.hero {
  padding: var(--sp-6) 0;
  text-align: center;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(0,242,254,0.1) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.hero-subtitle {
  color: var(--text-muted);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto var(--sp-5) auto;
}

/* Glass Overlay Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--sp-5);
  margin-top: var(--sp-5);
}

.glass-card {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  text-decoration: none;
  border: 1px solid var(--border-glass);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 242, 254, 0.5);
  box-shadow: 0 8px 32px rgba(0, 242, 254, 0.15);
}

.glass-card__img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.glass-card:hover .glass-card__img {
  transform: scale(1.05);
}

.glass-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--sp-5) var(--sp-4) var(--sp-4);
  background: linear-gradient(to top, rgba(7, 9, 15, 0.95) 0%, rgba(7, 9, 15, 0.6) 60%, transparent 100%);
  backdrop-filter: blur(4px);
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-width: 0;
}

.glass-card__title {
  color: var(--text-heading);
  font-size: 1.25rem;
  margin-bottom: var(--sp-2);
}

.glass-card__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--sp-3);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.glass-card__cta {
  font-size: 0.875rem;
  color: var(--accent-cyan);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
}

/* Article Content Layout */
.article-header {
  padding: var(--sp-6) 0 var(--sp-5);
  border-bottom: 1px solid var(--border-glass);
  margin-bottom: var(--sp-5);
}

.article-meta {
  color: var(--accent-cyan);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sp-3);
  display: block;
}

.article-content {
  max-width: 800px;
  margin: 0 auto;
}

.article-content h2 {
  margin-top: var(--sp-5);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--border-glass);
}

.article-content img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: var(--sp-4) 0;
  border: 1px solid var(--border-glass);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-4);
  margin: var(--sp-5) 0;
}

.stat-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  backdrop-filter: blur(8px);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: block;
}

.stat-value {
  font-size: 1.5rem;
  color: var(--text-heading);
  font-weight: 700;
}

/* Forms */
.form-group {
  margin-bottom: var(--sp-4);
}

.form-label {
  display: block;
  margin-bottom: var(--sp-2);
  color: var(--text-heading);
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: var(--sp-3);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  transition: border-color 0.2s ease;
}

.form-control:focus {
  border-color: var(--accent-cyan);
  outline: none;
}

.form-control.is-invalid {
  border-color: #ef4444;
}

.error-msg {
  display: none;
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: var(--sp-1);
}

.is-invalid + .error-msg {
  display: block;
}

/* Map Block */
.map-block {
  width: 100%;
  height: 300px;
  background: #0a0f1a;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-5);
}

.map-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0, 242, 254, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 242, 254, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
}

.map-marker {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.marker-dot {
  width: 16px;
  height: 16px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--accent-cyan);
}

/* Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-glass);
  background: rgba(7, 9, 15, 0.95);
  padding: var(--sp-6) 0 var(--sp-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-5);
  margin-bottom: var(--sp-5);
}

.footer-col h4 {
  margin-bottom: var(--sp-3);
  color: var(--text-heading);
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col li {
  margin-bottom: var(--sp-2);
}

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

.footer-col a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--accent-cyan);
  padding: var(--sp-4);
  z-index: 1000;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-banner p {
  margin: 0;
  flex: 1;
  min-width: 280px;
  font-size: 0.875rem;
}

.cookie-actions {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

[hidden] {
  display: none !important;
}

/* Responsive */
@media (max-width: 767px) {
  .site-header {
    height: 52px;
  }
  
  .nav-desktop {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    background: rgba(7, 9, 15, 0.98);
    border-bottom: 1px solid var(--border-glass);
    flex-direction: column;
    padding: var(--sp-4);
    backdrop-filter: blur(12px);
  }

  .nav-desktop.is-visible {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 399px) {
  .container {
    padding: 0 var(--sp-3);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .cookie-actions button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}