:root {
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-text-muted: #555555;
  --color-border: #e0e0e0;
  --color-accent: #0044cc;
  --color-accent-hover: #003399;
  --color-error: #d93025;
  --color-surface: #f9f9f9;
  
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;
  --space-80: 80px;

  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --transition-speed: 0.2s;
}

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

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

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

main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6, .brand-name, .nav-link {
  margin-top: 0;
  margin-bottom: var(--space-16);
  font-weight: 700;
  line-height: 1.1;
  overflow-wrap: anywhere;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

p {
  margin-top: 0;
  margin-bottom: var(--space-24);
  max-width: 70ch;
}

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

a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

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

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

/* Header */
.site-header {
  height: 64px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  background-color: var(--color-bg);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
  color: var(--color-accent);
}

.brand-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

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

.nav-link {
  color: var(--color-text);
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: 0;
}

.nav-link:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.header-cta {
  background-color: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  font-weight: 600;
  border: none;
  cursor: pointer;
}

.header-cta:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
  text-decoration: none;
}

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-8);
}

.nav-mobile-toggle svg {
  width: 24px;
  height: 24px;
  fill: var(--color-text);
}

.nav-mobile-menu {
  display: none;
}

/* Hero Section */
.hero {
  padding: var(--space-80) 0 var(--space-64);
  border-bottom: 1px solid var(--color-border);
}

.hero-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-64);
  align-items: end;
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
}

/* Section */
.section {
  padding: var(--space-64) 0;
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  margin-bottom: var(--space-64);
}

/* Card: Data Grid Style */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-40);
}

.card {
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  color: var(--color-text);
  min-width: 0;
}

.card:hover {
  border-color: var(--color-text);
}

.card-data-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
  min-width: 0;
}

.card-stat {
  padding: var(--space-16);
  border-right: 1px solid var(--color-border);
  min-width: 0;
}

.card-stat:last-child {
  border-right: none;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-12);
  letter-spacing: 0.05em;
}

.stat-value {
  display: block;
  font-weight: 700;
  font-size: 1.125rem;
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
}

.card-body {
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-16);
}

.card-title a {
  color: var(--color-text);
}

.card-title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.card-excerpt {
  color: var(--color-text-muted);
  margin-bottom: var(--space-24);
  flex: 1;
}

.card-link {
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  margin-top: auto;
  position: relative;
  z-index: 2;
}

/* Page Layouts */
.page-header {
  padding: var(--space-64) 0;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

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

.page-hero-image {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  margin-bottom: var(--space-40);
  border: 1px solid var(--color-border);
  display: block;
}

/* Article Styling */
.article-body h2 {
  margin-top: var(--space-64);
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-border);
}

.article-body h3 {
  margin-top: var(--space-40);
}

.article-body ul, .article-body ol {
  margin-bottom: var(--space-24);
  padding-left: var(--space-24);
}

.article-body li {
  margin-bottom: var(--space-8);
  max-width: 70ch;
}

/* Forms */
.form-group {
  margin-bottom: var(--space-24);
}

.form-label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--space-8);
}

.form-control {
  width: 100%;
  padding: var(--space-16);
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--color-bg);
  color: var(--color-text);
  border-radius: 0;
}

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

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

.error-message {
  display: none;
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: var(--space-8);
}

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

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: var(--space-16) var(--space-24);
  background-color: var(--color-text);
  color: var(--color-bg);
  font-weight: 700;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-family: inherit;
}

.btn:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
  text-decoration: none;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin-bottom: var(--space-24);
}

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

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

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

/* Map Block */
.map-block {
  width: 100%;
  height: 300px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-24);
  position: relative;
  overflow: hidden;
}

.map-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--color-border) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.5;
}

.map-marker {
  position: relative;
  z-index: 1;
  text-align: center;
  font-weight: 700;
  background: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  border: 1px solid var(--color-text);
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-64) 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-40);
  min-width: 0;
}

.footer-col h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-24);
}

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

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

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

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

.footer-bottom {
  margin-top: var(--space-64);
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-16);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-24);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform var(--transition-speed) ease;
}

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

.cookie-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-text {
  flex: 1 1 300px;
  font-size: 0.875rem;
}

.cookie-text p {
  margin: 0;
}

.cookie-text a {
  color: var(--color-surface);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.btn-cookie {
  padding: var(--space-8) var(--space-16);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--color-bg);
  background: transparent;
  color: var(--color-bg);
}

.btn-cookie:hover, .btn-cookie:focus-visible {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn-cookie.primary {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn-cookie.primary:hover {
  background: var(--color-border);
}

/* Responsive */
@media (max-width: 767px) {
  .site-header {
    height: 52px;
  }
  
  .nav-desktop, .header-cta {
    display: none;
  }
  
  .nav-mobile-toggle {
    display: block;
  }
  
  .nav-mobile-menu {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-24);
    z-index: 100;
  }
  
  .nav-mobile-menu.is-open {
    display: block;
  }
  
  .nav-mobile-menu .nav-link {
    display: block;
    font-size: 1.25rem;
    padding: var(--space-12) 0;
    border-bottom: 1px solid var(--color-border);
  }
  
  .nav-mobile-menu .nav-link:last-child {
    border-bottom: none;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-24);
  }

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

@media (max-width: 399px) {
  :root {
    --space-64: 40px;
    --space-80: 48px;
  }
  
  .card-data-header {
    grid-template-columns: 1fr;
  }
  
  .card-stat {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  
  .card-stat:last-child {
    border-bottom: none;
  }
}

@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;
  }
}