:root {
  --color-bg-base: #0b0e14;
  --color-bg-surface: rgba(21, 26, 35, 0.4);
  --color-bg-glass: rgba(255, 255, 255, 0.03);
  --color-glass-border: rgba(79, 172, 254, 0.2);
  --color-accent-1: #00f2fe;
  --color-accent-2: #4facfe;
  --color-text-main: #f0f6fc;
  --color-text-muted: #8b949e;
  --color-danger: #ff4d4f;
  
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;
  
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

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

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

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6, .brand-text {
  margin-top: 0;
  margin-bottom: var(--space-24);
  line-height: 1.2;
  font-weight: 700;
  overflow-wrap: anywhere;
}

p, ul, ol, dl, blockquote {
  margin-top: 0;
  margin-bottom: var(--space-24);
}

a {
  color: var(--color-accent-1);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent-2);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

:focus-visible {
  outline: 2px solid var(--color-accent-1);
  outline-offset: 4px;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-24);
}

.section {
  padding: var(--space-64) 0;
}

/* Header */
.site-header {
  height: 64px;
  background: rgba(11, 14, 20, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-glass-border);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--color-text-main);
  font-weight: 700;
  font-size: 1.25rem;
  overflow-wrap: anywhere;
}

.brand:hover {
  color: var(--color-text-main);
}

.brand svg {
  width: 24px;
  height: 24px;
  fill: var(--color-accent-1);
}

.site-nav {
  display: flex;
  gap: var(--space-24);
  align-items: center;
}

.site-nav a {
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 0.95rem;
  overflow-wrap: anywhere;
}

.site-nav a:hover {
  color: var(--color-accent-1);
}

.btn-compact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  background: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-2));
  color: var(--color-bg-base);
  font-weight: 700;
  border-radius: 4px;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
}

.btn-compact:hover {
  color: var(--color-bg-base);
  opacity: 0.9;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-text-main);
  padding: var(--space-8);
  cursor: pointer;
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 120px 0 var(--space-64) 0;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,242,254,0.15) 0%, rgba(11,14,20,0) 70%);
  transform: translate(-50%, -50%);
  z-index: -1;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--space-24);
  background: linear-gradient(45deg, #fff, var(--color-accent-2));
  -webkit-background-clip: text;
  color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-40) auto;
}

/* Glass Overlay Cards */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-40);
}

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

.glass-card {
  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 4/5;
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-glass-border);
}

.glass-card-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  z-index: 1;
}

.glass-card:hover .glass-card-bg {
  transform: scale(1.08);
}

.glass-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: var(--space-24);
  background: rgba(11, 14, 20, 0.75);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-glass-border);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  color: var(--color-text-main);
}

.glass-card-overlay h3 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--color-accent-1);
}

.glass-card-overlay p {
  margin: 0;
  color: var(--color-text-main);
  font-size: 0.95rem;
}

.glass-card-cta {
  display: inline-block;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.85rem;
  color: var(--color-accent-2);
}

/* Typography Page Content */
.page-header {
  padding: var(--space-64) 0 var(--space-40) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-glass-border);
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: var(--space-16);
}

.page-header p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.content-article {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-64) 0;
}

.content-article h2 {
  font-size: 2rem;
  margin-top: var(--space-64);
  color: var(--color-accent-1);
}

.content-article h3 {
  font-size: 1.5rem;
  margin-top: var(--space-40);
}

.content-article img {
  border-radius: 12px;
  margin-bottom: var(--space-24);
  border: 1px solid var(--color-glass-border);
}

/* Data Tables */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin-bottom: var(--space-24);
  border: 1px solid var(--color-glass-border);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

th, td {
  padding: var(--space-16);
  text-align: left;
  border-bottom: 1px solid var(--color-glass-border);
}

th {
  background: var(--color-bg-surface);
  color: var(--color-accent-1);
  font-weight: 700;
}

/* Stats Block built for aesthetics */
.stat-block {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-24);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-glass-border);
  padding: var(--space-24);
  border-radius: 12px;
  margin-bottom: var(--space-24);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  min-width: 120px;
  flex: 1;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-1);
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Contact Page specific */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: start;
}

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

.form-group {
  margin-bottom: var(--space-24);
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: var(--space-8);
  font-weight: 500;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: var(--space-16);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-glass-border);
  border-radius: 8px;
  color: var(--color-text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-1);
}

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

.error-msg {
  display: none;
  color: var(--color-danger);
  font-size: 0.85rem;
  margin-top: var(--space-4);
}

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

.btn-submit {
  display: inline-block;
  width: 100%;
  padding: var(--space-16);
  background: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-2));
  color: var(--color-bg-base);
  font-weight: 700;
  font-size: 1.1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-align: center;
}

.btn-submit:hover {
  opacity: 0.9;
  color: var(--color-bg-base);
}

.contact-info {
  background: var(--color-bg-glass);
  border: 1px solid var(--color-glass-border);
  padding: var(--space-40);
  border-radius: 12px;
}

.static-map {
  width: 100%;
  height: 250px;
  margin-top: var(--space-24);
  background: linear-gradient(135deg, #0d1117, #161b22),
              repeating-linear-gradient(0deg, transparent, transparent 19px, rgba(0,242,254,0.05) 20px),
              repeating-linear-gradient(90deg, transparent, transparent 19px, rgba(0,242,254,0.05) 20px);
  border-radius: 8px;
  border: 1px solid var(--color-glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.map-marker {
  width: 24px;
  height: 24px;
  background: var(--color-accent-1);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 0 15px var(--color-accent-1);
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: rgba(11, 14, 20, 0.95);
  border-top: 1px solid var(--color-glass-border);
  padding: var(--space-64) 0 var(--space-24) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-40);
  margin-bottom: var(--space-64);
}

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

.footer-col h4 {
  color: var(--color-text-main);
  font-size: 1.1rem;
  margin-bottom: var(--space-24);
}

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

.footer-col li {
  margin-bottom: var(--space-12);
}

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

.footer-col a:hover {
  color: var(--color-accent-1);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-glass-border);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(11, 14, 20, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-accent-1);
  padding: var(--space-24);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

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

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .cookie-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.cookie-content p {
  margin: 0;
  color: var(--color-text-main);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  justify-content: center;
}

.btn-outline {
  padding: var(--space-8) var(--space-16);
  background: transparent;
  color: var(--color-text-main);
  border: 1px solid var(--color-glass-border);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
}

.btn-outline:hover {
  background: var(--color-bg-surface);
  color: var(--color-text-main);
}

/* Responsive */
@media (max-width: 767px) {
  .site-header {
    height: 52px;
  }
  
  .site-nav {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    width: 100%;
    background: rgba(11, 14, 20, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: var(--space-24);
    border-bottom: 1px solid var(--color-glass-border);
    z-index: 100;
  }
  
  .site-nav.is-visible {
    display: flex;
  }
  
  .menu-toggle {
    display: block;
  }

  .cta-header {
    display: none;
  }

  .hero {
    padding: 80px 0 var(--space-40) 0;
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .glass-card-overlay {
    border-top: none; 
    /* Offset frames reduction rule enforced via border adjust on small screens */
  }
}

@media (max-width: 399px) {
  .hero h1 {
    font-size: 2rem;
  }
  .section {
    padding: var(--space-40) 0;
  }
  .glass-card-overlay {
    padding: var(--space-16);
  }
  .cookie-actions {
    flex-direction: column;
    width: 100%;
  }
  .cookie-actions button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}