:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* RGB versions for opacity control */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  --color-slate-500-rgb: 98, 108, 113;
  --color-red-500-rgb: 192, 21, 47;
  --color-red-400-rgb: 255, 84, 89;
  --color-orange-500-rgb: 168, 75, 47;
  --color-orange-400-rgb: 230, 129, 97;

  /* Background color tokens (Light Mode) */
  --color-bg-1: rgba(59, 130, 246, 0.08);
  --color-bg-2: rgba(245, 158, 11, 0.08);
  --color-bg-3: rgba(34, 197, 94, 0.08);
  --color-bg-4: rgba(239, 68, 68, 0.08);
  --color-bg-5: rgba(147, 51, 234, 0.08);
  --color-bg-6: rgba(249, 115, 22, 0.08);
  --color-bg-7: rgba(236, 72, 153, 0.08);
  --color-bg-8: rgba(6, 182, 212, 0.08);

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-gray-200);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
  --color-select-caret: rgba(var(--color-slate-900-rgb), 0.8);

  --color-overlay-gradient-top: rgba(255,255,255,0.1);
  --color-overlay-gradient-bottom: rgba(255,255,255,0.05);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;

  /* RGB versions for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    --color-bg-1: rgba(29, 78, 216, 0.15);
    --color-bg-2: rgba(180, 83, 9, 0.15);
    --color-bg-3: rgba(21, 128, 61, 0.15);
    --color-bg-4: rgba(185, 28, 28, 0.15);
    --color-bg-5: rgba(107, 33, 168, 0.15);
    --color-bg-6: rgba(194, 65, 12, 0.15);
    --color-bg-7: rgba(190, 24, 93, 0.15);
    --color-bg-8: rgba(8, 145, 178, 0.15);

    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);

    --color-overlay-gradient-top: rgba(0,0,0,0.2);
    --color-overlay-gradient-bottom: rgba(0,0,0,0.15);
  }
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('/fonts/FKGroteskNeue.woff2')
    format('woff2');
}

/* Base styles */
body {
  background-color: var(--color-background) !important;
  font-size: var(--font-size-base) !important;
  font-family: var(--font-family-base) !important;
  color: var(--color-text) !important;
  -webkit-font-smoothing: antialiased !important;
}

.post-collection-container {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;

  margin: 0;
  padding: 0;
}

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

/* Custom styles */
.post-collection-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-32) var(--space-16);
}

.header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.header h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: 0 0 var(--space-12) 0;
  letter-spacing: var(--letter-spacing-tight);
}

.header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin: 0;
}

.loading-state,
.error-state {
  text-align: center;
  padding: var(--space-32);
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.error-state {
  color: var(--color-error);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: var(--space-32);
  margin-top: var(--space-32);
}

@media (max-width: 768px) {
  .posts-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1200px) {
  .posts-grid {
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  }
}

.post-card {
  background-color: #1a1a1a;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  overflow: hidden;
  transition: border-color var(--duration-normal) var(--ease-standard);
  transition: box-shadow 0.3s ease;
  position: relative;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.post-card:hover {
  border-color: #08a6d1;
  box-shadow: 0 0 10px 5px rgba(0, 150, 255, 0.7);
}

.post-card:hover .post-image {
  transform: scale(1.05);
}

.post-card:hover .post-overlay-bottom {
  opacity: 1;
}

.post-card:hover .post-overlay-top-corner {
  opacity: 1;
}

.post-image-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}


.post-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-normal) var(--ease-standard);
}

.post-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-overlay-gradient-top) 0%, var(--color-overlay-gradient-bottom) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-24);
  text-align: center;
  z-index: 1;
}

.post-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--space-8) 0;
  line-height: var(--line-height-tight);
  color: var(--color-white);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.post-title a {
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.post-title a:hover {
  color: #08a6d1;
}

.post-subtitle {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.post-overlay-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
  padding: var(--space-32) var(--space-16) var(--space-16) var(--space-16);
  z-index: 2;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

.post-overlay-top-corner {
  color: var(--color-white);
  font-size: var(--font-size-xs);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: var(--space-4) var(--space-4) var(--space-4) var(--space-4);
  z-index: 2;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-standard);
}


.post-stats {
  display: flex;
  gap: var(--space-12);
  margin-bottom: var(--space-10);
  font-size: var(--font-size-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-8);
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-weight: var(--font-weight-medium);
}

.post-tags {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-10);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.tag:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.tag.tag-bicycle {
  background-color: var(--color-bg-1);
}

.tag.tag-hike {
  background-color: var(--color-bg-3);
}

.tag.tag-best {
  background-color: var(--color-bg-2);
}

.tag.tag-photo {
  background-color: var(--color-bg-7);
}

.activity-icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  margin-right: var(--space-4);
}

.icon-bicycle::before {
  content: '🚴';
}

.icon-hike::before {
  content: '🥾';
}

.icon-photo::before {
  content: '📷';
}

.icon-distance::before {
  content: '📍';
}

.icon-time::before {
  content: '⏱️';
}

.icon-calendar::before {
  content: '📅';
}

/* Override default style */
.bg-light {
  background-color: unset !important;
}
.navbar-light .navbar-nav .nav-link, .navbar-light .navbar-brand, .table  {
  color: var(--color-text) !important;
}
.table:hover, tr:hover {
  color: var(--color-text) !important;
}
a {
  color: var(--color-primary);
}