/**
 * Epty Platform — Styling
 * Extends base.css design tokens
 * Premium Nordic design: dark/light mode, custom typography
 */

:root {
  /* Colors — Gjenbruk fra base.css */
  --color-primary: #1a7f7e;
  --color-primary-light: #2da9a8;
  --color-primary-dark: #0f5352;
  --color-accent: #c9a961;
  --color-accent-light: #e6c9a3;
  --color-accent-dark: #8b7836;

  /* Backgrounds */
  --bg-dark: #0f1419;
  --bg-dark-secondary: #1a2332;
  --bg-light: #ffffff;
  --bg-light-secondary: #f5f5f5;

  /* Text */
  --text-dark: #ffffff;
  --text-dark-secondary: #b8bcc4;
  --text-light: #0f1419;
  --text-light-secondary: #666666;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Typography */
  --font-serif: 'DM Serif Display', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Fira Code', 'Courier New', monospace;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 300ms ease-out;
  --transition-slow: 500ms ease-out;

  /* Border */
  --border-radius: 8px;
  --border-radius-lg: 12px;
}

/* Light Mode */
[data-theme='light'] {
  --bg-primary: var(--bg-light);
  --bg-secondary: var(--bg-light-secondary);
  --text-primary: var(--text-light);
  --text-secondary: var(--text-light-secondary);
  --border-color: #e0e0e0;
}

/* Dark Mode (default) */
[data-theme='dark'] {
  --bg-primary: var(--bg-dark);
  --bg-secondary: var(--bg-dark-secondary);
  --text-primary: var(--text-dark);
  --text-secondary: var(--text-dark-secondary);
  --border-color: #2a3f52;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  transition: background-color var(--transition-normal),
              color var(--transition-normal);
}

/* Header */
.header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-lg) 0;
  margin-bottom: var(--spacing-2xl);
  box-shadow: var(--shadow-sm);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header h1 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-primary);
}

.header-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

/* Main Layout */
.platform-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg) var(--spacing-2xl);
}

/* Search Section */
.search-section {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
}

.search-container h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.search-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto auto;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.form-group input {
  padding: var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 127, 126, 0.1);
}

/* Buttons */
.btn {
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  align-self: flex-end;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: white;
}

.btn-card-detail {
  width: 100%;
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-card-detail:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

/* Source Badge */
.source-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: var(--bg-primary);
  border: 1px solid var(--color-accent);
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-top: var(--spacing-md);
}

/* Loading Spinner */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-spinner p {
  margin-top: var(--spacing-md);
  color: var(--text-secondary);
}

/* Error Message */
.error-message {
  background-color: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: #dc3545;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-xl);
}

/* Results Section */
.results-section {
  margin-bottom: var(--spacing-2xl);
}

.results-section h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

/* Property Card */
.property-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.property-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.card-location {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.card-body {
  padding: var(--spacing-lg);
  flex-grow: 1;
}

.card-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md);
  font-size: 0.875rem;
}

.card-details dt {
  font-weight: 600;
  color: var(--text-secondary);
}

.card-details dd {
  margin-left: 0;
  color: var(--text-primary);
}

code {
  font-family: var(--font-mono);
  background-color: var(--bg-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--color-accent);
}

/* Detail Section */
.detail-section {
  margin-bottom: var(--spacing-2xl);
}

.detail-header {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 2px solid var(--border-color);
}

.detail-header h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.detail-location {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.detail-section-box {
  background-color: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

.detail-section-box h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.detail-section-box dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md) var(--spacing-lg);
  font-size: 0.95rem;
}

.detail-section-box dt {
  font-weight: 600;
  color: var(--text-secondary);
}

.detail-section-box dd {
  margin-left: 0;
  color: var(--text-primary);
}

.detail-info {
  background-color: rgba(26, 127, 126, 0.1);
  border-left: 4px solid var(--color-primary);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--text-secondary);
}

/* Coming Soon Section */
.coming-soon-section {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.coming-soon-section h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xl);
  color: var(--text-primary);
}

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

.feature-card {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0.5;
}

.feature-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.feature-status {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: var(--color-accent);
  color: var(--bg-primary);
  border-radius: var(--border-radius);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Footer */
.footer {
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer p {
  margin: var(--spacing-xs) 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .header h1 {
    font-size: 1.5rem;
  }

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

  .search-form {
    grid-template-columns: 1fr;
  }

  .form-group input,
  .btn {
    width: 100%;
  }

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

  .detail-header h1 {
    font-size: 1.75rem;
  }

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

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

/* Print Styles */
@media print {
  .header,
  .search-section,
  .nav-link,
  .btn,
  .coming-soon-section {
    display: none;
  }

  body {
    background-color: white;
    color: black;
  }
}

/* ===== Eksterne kilder (NIBIO, Rygh) ===== */

.detail-eksterne {
  margin-top: var(--space-4, 1rem);
  padding: var(--space-4, 1rem);
  background: var(--color-surface, rgba(255,255,255,0.04));
  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
  border-radius: var(--radius-md, 8px);
}

.detail-eksterne h3 {
  font-size: var(--text-sm, 0.875rem);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted, #9aa0a6);
  margin-bottom: var(--space-2, 0.5rem);
}

.detail-eksterne-rad {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2, 0.5rem);
}

.detail-eksterne-rad a {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--color-border, rgba(255,255,255,0.15));
  border-radius: 14px;
  font-size: var(--text-xs, 0.75rem);
  text-decoration: none;
  color: var(--color-text, inherit);
  background: var(--color-bg, transparent);
  transition: background 0.15s;
}

.detail-eksterne-rad a:hover {
  background: var(--color-surface-offset, rgba(255,255,255,0.06));
}

.utm-konsesjon-flagg {
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.15);
}

.utm-konsesjon-fri {
  background: rgba(127, 197, 154, 0.12);
  color: #7fc59a;
  border-color: rgba(127, 197, 154, 0.3);
}

.utm-konsesjon-medium {
  background: rgba(178, 137, 220, 0.12);
  color: #b289dc;
  border-color: rgba(178, 137, 220, 0.3);
}

.utm-konsesjon-hoy {
  background: rgba(255, 112, 112, 0.12);
  color: #ff7070;
  border-color: rgba(255, 112, 112, 0.3);
  font-weight: 500;
}