:root {
  --clr-bg: #050608;
  --clr-surface: rgba(255, 255, 255, 0.03);
  --clr-surface-hover: rgba(255, 255, 255, 0.08);
  --clr-border: rgba(0, 229, 255, 0.15);
  --clr-border-glow: rgba(0, 229, 255, 0.4);
  --clr-neon: #00e5ff;
  --clr-neon-dim: rgba(0, 229, 255, 0.1);
  --clr-text-main: #d1d5db;
  --clr-text-heading: #ffffff;
  --clr-error: #ff3366;
  
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 40px;
  --space-6: 64px;

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

@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;
  }
}

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

body {
  background-color: var(--clr-bg);
  color: var(--clr-text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6, .brand-name, .nav-link {
  color: var(--clr-text-heading);
  overflow-wrap: anywhere;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; margin-bottom: var(--space-4); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: var(--space-4); margin-top: var(--space-6); }
h3 { font-size: 1.5rem; margin-bottom: var(--space-3); }

p { margin-bottom: var(--space-4); }
a { color: var(--clr-neon); text-decoration: none; transition: color 0.2s ease, text-shadow 0.2s ease; }
a:hover { color: #ffffff; text-shadow: 0 0 8px var(--clr-neon); }

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

/* Header */
.site-header {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  background: rgba(5, 6, 8, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
}

@media (max-width: 767px) {
  .site-header { height: 52px; padding: 0 var(--space-3); }
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--clr-text-heading);
}

.brand svg {
  width: 24px;
  height: 24px;
  fill: var(--clr-neon);
}

.nav-desktop {
  display: flex;
  gap: var(--space-4);
}

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

.nav-link:hover {
  color: var(--clr-neon);
}

.header-cta {
  background: transparent;
  color: var(--clr-neon);
  border: 1px solid var(--clr-neon);
  padding: var(--space-2) var(--space-4);
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 0 10px var(--clr-neon-dim);
  transition: all 0.3s ease;
}

.header-cta:hover {
  background: var(--clr-neon);
  color: var(--clr-bg);
  box-shadow: 0 0 20px var(--clr-neon-dim);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--clr-text-heading);
  cursor: pointer;
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: 52px;
  background: rgba(5, 6, 8, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  padding: var(--space-5);
  flex-direction: column;
  gap: var(--space-4);
}

.nav-mobile-overlay.is-visible {
  display: flex;
}

@media (max-width: 767px) {
  .nav-desktop { display: none; }
  .header-cta { display: none; }
  .menu-toggle { display: block; }
}

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

@media (max-width: 400px) {
  .container { padding: 0 var(--space-3); }
}

main {
  flex: 1;
  padding: var(--space-6) 0;
}

.hero {
  text-align: center;
  padding: var(--space-6) 0;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--clr-neon-dim) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}

.grid > * { min-width: 0; }

/* Cards (Glass Overlay Style) */
.glass-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  min-height: 400px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--clr-surface);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--clr-border-glow);
}

.glass-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.glass-panel {
  position: relative;
  z-index: 2;
  background: linear-gradient(to top, rgba(5,6,8,0.95) 0%, rgba(5,6,8,0.4) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-4);
  border-top: 1px solid var(--clr-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.card-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.tag {
  background: var(--clr-surface);
  color: var(--clr-neon);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid var(--clr-border);
}

.card-title {
  color: var(--clr-text-heading);
  font-size: 1.5rem;
  margin: 0;
}

.card-meta {
  color: var(--clr-text-main);
  font-size: 0.875rem;
}

/* Article Styling */
.article-header {
  margin-bottom: var(--space-6);
}

.article-hero-img {
  width: 100%;
  height: 50vh;
  min-height: 300px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: var(--space-5);
  border: 1px solid var(--clr-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  background: var(--clr-surface);
  padding: var(--space-4);
  border-radius: 12px;
  border: 1px solid var(--clr-border);
  margin-bottom: var(--space-6);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--clr-text-main);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

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

.content-block ul, .content-block ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
}

.content-block li {
  margin-bottom: var(--space-2);
}

.pros-cons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin: var(--space-5) 0;
}

.pro-box, .con-box {
  background: var(--clr-surface);
  padding: var(--space-4);
  border-radius: 12px;
  border: 1px solid var(--clr-border);
}

.pro-box h4 { color: #00ffaa; }
.con-box h4 { color: #ff3366; }

/* Forms */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background: var(--clr-surface);
  padding: var(--space-5);
  border-radius: 12px;
  border: 1px solid var(--clr-border);
  max-width: 600px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-weight: 600;
  color: var(--clr-text-heading);
}

.form-control {
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-heading);
  padding: var(--space-3);
  border-radius: 6px;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--clr-neon);
  box-shadow: 0 0 10px var(--clr-neon-dim);
}

.form-control.is-invalid {
  border-color: var(--clr-error);
}

.error-message {
  color: var(--clr-error);
  font-size: 0.875rem;
  display: none;
}

.error-message.is-visible {
  display: block;
}

.btn-submit {
  background: var(--clr-neon);
  color: var(--clr-bg);
  border: none;
  padding: var(--space-3);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  transition: box-shadow 0.3s ease;
}

.btn-submit:hover {
  box-shadow: 0 0 20px var(--clr-neon-dim);
}

/* Map Block */
.map-block {
  width: 100%;
  height: 300px;
  background: #111;
  border-radius: 12px;
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-5);
  position: relative;
  overflow: hidden;
}

.map-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 19px, var(--clr-border) 20px),
              repeating-linear-gradient(90deg, transparent, transparent 19px, var(--clr-border) 20px);
  opacity: 0.2;
}

.map-marker {
  z-index: 2;
  text-align: center;
}

.map-marker svg {
  width: 40px;
  height: 40px;
  fill: var(--clr-neon);
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin-bottom: var(--space-4);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--clr-border);
}

th {
  background: var(--clr-surface);
  color: var(--clr-text-heading);
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: rgba(5, 6, 8, 0.9);
  border-top: 1px solid var(--clr-border);
  padding: var(--space-5) 0 var(--space-6);
}

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

.footer-col h4 {
  margin-bottom: var(--space-3);
}

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

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

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

.footer-col a:hover {
  color: var(--clr-neon);
}

.copyright {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--clr-surface);
  text-align: center;
  font-size: 0.875rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 12, 16, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--clr-border);
  padding: var(--space-4);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.cookie-text {
  flex: 1;
  min-width: 280px;
}

.cookie-text p {
  margin: 0;
  font-size: 0.875rem;
}

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

.btn-cookie {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text-heading);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.875rem;
}

.btn-cookie[data-cookie-choice="accept"] {
  background: var(--clr-neon);
  color: var(--clr-bg);
  border-color: var(--clr-neon);
}

.btn-cookie:hover {
  box-shadow: 0 0 8px var(--clr-neon-dim);
}