/* Soft Modern Aesthetic & Glass Overlay Cards */
:root {
  /* Soft Modern Colors */
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-text-main: #1E293B;
  --color-text-muted: #64748B;
  --color-accent: #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-border: #E2E8F0;
  --color-glass: rgba(255, 255, 255, 0.75);
  
  /* Spacing Scale (4, 8, 16, 24, 40, 64) */
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;

  /* Typography */
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  
  /* Radii & Shadows */
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-micro: 0 4px 20px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.08);
  --blur-amount: 12px;
}

/* CSS Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-base);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  font-size: 16px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6, .brand-name, .main-nav, p {
  margin-top: 0;
  overflow-wrap: anywhere;
}

h1 { font-size: 2.5rem; line-height: 1.2; margin-bottom: var(--space-24); }
h2 { font-size: 2rem; line-height: 1.25; margin-bottom: var(--space-24); }
h3 { font-size: 1.5rem; line-height: 1.3; margin-bottom: var(--space-16); }
p { margin-bottom: var(--space-16); }

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

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

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

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

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

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

.text-center { text-align: center; }

/* Header */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: 64px;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 100;
}

.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-main);
  text-decoration: none;
}

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

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

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-24);
}

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

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

.header-cta {
  display: inline-flex;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-4);
  color: var(--color-text-main);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: #FFFFFF;
  padding: var(--space-8) var(--space-24);
  border-radius: var(--radius-md);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
  text-decoration: none;
}

.btn:hover {
  background-color: var(--color-accent-hover);
  color: #FFFFFF;
}

.btn-sm {
  padding: 6px var(--space-16);
  font-size: 0.875rem;
}

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

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

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #E0F2FE 0%, #F8FAFC 100%);
  padding: 80px 0;
  text-align: center;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  margin-bottom: var(--space-64);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--space-24);
  color: var(--color-text-main);
}

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

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

.glass-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-micro);
  background-color: var(--color-surface);
  text-decoration: none;
  color: inherit;
  display: block;
  min-height: 400px;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  min-width: 0;
}

.glass-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

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

.glass-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-24);
  background: var(--color-glass);
  backdrop-filter: blur(var(--blur-amount));
  -webkit-backdrop-filter: blur(var(--blur-amount));
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.glass-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-text-main);
}

.glass-card-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

.glass-card-tags {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.tag {
  background: rgba(255, 255, 255, 0.8);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* Article / Sub-page Styles */
.article-header {
  margin-bottom: var(--space-64);
}

.article-hero-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-top: var(--space-24);
  box-shadow: var(--shadow-micro);
}

.article-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface);
  padding: var(--space-40);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-micro);
}

.article-content h2 { margin-top: var(--space-40); }
.article-content ul { padding-left: var(--space-24); margin-bottom: var(--space-16); }
.article-content li { margin-bottom: var(--space-8); }

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

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-8);
}

.form-control {
  width: 100%;
  padding: var(--space-16);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--color-bg);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control.is-invalid {
  border-color: #EF4444;
}

.error-message {
  color: #EF4444;
  font-size: 0.875rem;
  margin-top: var(--space-4);
  display: none;
}

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

.form-success {
  background-color: #DEF7EC;
  color: #03543F;
  padding: var(--space-16);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-24);
}

/* Contact Map */
.static-map {
  width: 100%;
  height: 300px;
  border-radius: var(--radius-lg);
  background: linear-gradient(to bottom right, #E2E8F0, #CBD5E1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-top: var(--space-40);
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-64) 0 var(--space-24);
  margin-top: auto;
}

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

.footer-col h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-16);
}

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

.footer-col li {
  margin-bottom: var(--space-8);
}

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

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: var(--space-24);
  left: var(--space-24);
  right: var(--space-24);
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
  border: 1px solid var(--color-border);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  max-width: 800px;
  margin: 0 auto;
}

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

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

/* Tables */
.table-wrapper {
  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-bg);
  font-weight: 600;
}

/* State Classes */
.is-hidden { display: none !important; }
.is-visible { display: block !important; }

/* Responsive Media Queries */
@media (max-width: 767px) {
  .site-header {
    height: 52px;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .main-nav {
    position: fixed;
    top: 52px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: var(--space-24);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    align-items: flex-start;
    z-index: 99;
  }
  
  .main-nav.is-visible {
    transform: translateX(0);
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
  }

  .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-16) 0;
  }

  .header-cta {
    margin-top: var(--space-24);
    width: 100%;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .article-content {
    padding: var(--space-24) var(--space-16);
  }
}

@media (max-width: 399px) {
  .hero h1 { font-size: 1.75rem; }
  .cookie-actions { flex-direction: column; }
  .btn { 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;
  }
}