/* Yellowstone Snowmobile Tours - Modern Editorial Microsite Theme */

:root {
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-subtle: #f1f5f9;
  --color-surface-elevated: #ffffff;
  --color-border: #e2e8f0;
  --color-border-subtle: #edf2f7;
  --color-border-hover: #cbd5e1;
  
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-inverse: #ffffff;

  --color-primary: #0369a1;
  --color-primary-dark: #075985;
  --color-primary-light: #e0f2fe;
  --color-primary-hover: #0284c7;

  --color-accent: #0284c7;
  --color-accent-badge-bg: #eff6ff;
  --color-accent-badge-text: #1d4ed8;

  --color-callout-bg: #f8fafc;
  --color-callout-border: #0284c7;
  --color-callout-text: #1e293b;

  --color-code-bg: #0f172a;
  --color-code-text: #f8fafc;
  --color-inline-code-bg: #f1f5f9;
  --color-inline-code-text: #0f172a;
  --color-inline-code-border: #e2e8f0;

  --color-table-header-bg: #f8fafc;
  --color-table-row-even: #ffffff;
  --color-table-row-odd: #f8fafc;
  --color-table-hover: #f1f5f9;
  --color-table-border: #e2e8f0;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 1px 3px 0 rgba(15, 23, 42, 0.06), 0 1px 2px -1px rgba(15, 23, 42, 0.04);
  --shadow-card-hover: 0 12px 20px -6px rgba(15, 23, 42, 0.12), 0 4px 8px -4px rgba(15, 23, 42, 0.08);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --max-content-width: 900px;
  --max-hub-width: 1140px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #090d16;
    --color-surface: #0f172a;
    --color-surface-subtle: #1e293b;
    --color-surface-elevated: #1e293b;
    --color-border: #334155;
    --color-border-subtle: #1e293b;
    --color-border-hover: #475569;

    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-text-inverse: #0f172a;

    --color-primary: #38bdf8;
    --color-primary-dark: #0284c7;
    --color-primary-light: #082f49;
    --color-primary-hover: #7dd3fc;

    --color-accent: #38bdf8;
    --color-accent-badge-bg: #1e3a5f;
    --color-accent-badge-text: #93c5fd;

    --color-callout-bg: #0f172a;
    --color-callout-border: #38bdf8;
    --color-callout-text: #e2e8f0;

    --color-code-bg: #020617;
    --color-code-text: #e2e8f0;
    --color-inline-code-bg: #1e293b;
    --color-inline-code-text: #38bdf8;
    --color-inline-code-border: #334155;

    --color-table-header-bg: #1e293b;
    --color-table-row-even: #0f172a;
    --color-table-row-odd: #141f36;
    --color-table-hover: #1e293b;
    --color-table-border: #334155;

    --shadow-card: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 12px 20px -6px rgba(0, 0, 0, 0.6);
  }
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  line-height: 1.7;
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background-color: rgba(9, 13, 22, 0.85);
  }
}

.header-inner {
  max-width: var(--max-hub-width);
  margin: 0 auto;
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-branding {
  display: flex;
  align-items: center;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  background-color: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.brand-link:hover .brand-logo {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.brand-text-group {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  background-color: var(--color-accent-badge-bg);
  color: var(--color-accent-badge-text);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.brand-title {
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  background-color: var(--color-surface-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.15s ease;
}

.nav-button:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Breadcrumbs */
.breadcrumb-container {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0.6rem 0;
}

.breadcrumb-inner {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  font-size: 0.825rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.breadcrumb-inner a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.breadcrumb-inner a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb-separator {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.breadcrumb-current {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* Main Container */
.main-container {
  flex: 1;
  max-width: var(--max-content-width);
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.hub-container {
  flex: 1;
  max-width: var(--max-hub-width);
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

/* Article Typography */
.content-article {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
}

.content-article h1,
.content-article h2,
.content-article h3,
.content-article h4,
.content-article h5,
.content-article h6 {
  color: var(--color-text-primary);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.content-article h1 {
  font-size: 2.25rem;
  margin-top: 0;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-border);
}

.content-article h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.content-article h3 {
  font-size: 1.25rem;
  margin-top: 1.875rem;
  margin-bottom: 0.75rem;
}

.content-article h4 {
  font-size: 1.05rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.content-article p {
  margin-bottom: 1.25rem;
}

.content-article strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.content-article a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

.content-article a:hover {
  color: var(--color-primary-hover);
  text-decoration-thickness: 2px;
}

.content-article ul,
.content-article ol {
  margin-bottom: 1.35rem;
  padding-left: 1.75rem;
}

.content-article li {
  margin-bottom: 0.45rem;
}

.content-article li > ul,
.content-article li > ol {
  margin-top: 0.35rem;
  margin-bottom: 0.35rem;
}

.content-article hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 2.5rem 0;
}

/* Blockquotes / Callouts */
.content-article blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background-color: var(--color-callout-bg);
  border-left: 4px solid var(--color-callout-border);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-callout-text);
  font-size: 0.98rem;
}

.content-article blockquote > :last-child {
  margin-bottom: 0;
}

/* Code & Syntax */
.content-article code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.18em 0.4em;
  background-color: var(--color-inline-code-bg);
  color: var(--color-inline-code-text);
  border: 1px solid var(--color-inline-code-border);
  border-radius: var(--radius-sm);
}

.content-article pre {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-code-bg);
  color: var(--color-code-text);
  border-radius: var(--radius-md);
  overflow-x: auto;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.content-article pre code {
  padding: 0;
  background-color: transparent;
  color: inherit;
  border: none;
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Tables */
.content-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.75rem 0;
  font-size: 0.925rem;
  border: 1px solid var(--color-table-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin: 1.75rem 0;
  -webkit-overflow-scrolling: touch;
}

.table-wrapper table {
  margin: 0;
}

.content-article th {
  background-color: var(--color-table-header-bg);
  color: var(--color-text-primary);
  font-weight: 700;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--color-table-border);
  border-right: 1px solid var(--color-table-border);
}

.content-article th:last-child {
  border-right: none;
}

.content-article td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-table-border);
  border-right: 1px solid var(--color-table-border);
  vertical-align: top;
}

.content-article td:last-child {
  border-right: none;
}

.content-article tbody tr:nth-child(even) {
  background-color: var(--color-table-row-even);
}

.content-article tbody tr:nth-child(odd) {
  background-color: var(--color-table-row-odd);
}

.content-article tbody tr:hover {
  background-color: var(--color-table-hover);
}

/* Hub / Hero Section */
.hub-hero {
  text-align: left;
  margin-bottom: 3rem;
  padding: 2.5rem;
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-subtle) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.hub-hero-top {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 0.5rem;
}

.hub-hero-content {
  flex: 1;
  min-width: 0;
}

.hub-hero-logo {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-md);
  background-color: #ffffff;
  flex-shrink: 0;
  margin-top: 0;
}

.hub-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--color-accent-badge-bg);
  color: var(--color-accent-badge-text);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.85rem;
}

.hub-hero-title {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
}

.hub-hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 800px;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.hub-stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.hub-stat-item {
  display: flex;
  flex-direction: column;
}

.hub-stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
}

.hub-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

/* Hub Category Sections */
.hub-category-section {
  margin-bottom: 3rem;
}

.hub-category-header {
  margin-bottom: 1.25rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.6rem;
}

.hub-category-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hub-category-count {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background-color: var(--color-surface-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.hub-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.doc-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-card);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.doc-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.doc-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
}

.doc-card:hover::before {
  opacity: 1;
}

.doc-card-badge {
  display: inline-flex;
  align-self: flex-start;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-subtle);
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.doc-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.doc-card-description {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  flex: 1;
  margin-bottom: 1rem;
}

.doc-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-subtle);
}

.doc-card-arrow {
  display: inline-flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.doc-card:hover .doc-card-arrow {
  transform: translateX(4px);
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 1.5rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-hub-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.35rem;
}

.footer-logo {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  flex-shrink: 0;
}

.footer-title {
  font-size: 0.925rem;
  color: var(--color-text-primary);
  margin-bottom: 0;
}

.footer-prepared {
  font-size: 0.825rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

.footer-separator {
  color: var(--color-text-muted);
  opacity: 0.5;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hub-hero {
    padding: 1.75rem 1.25rem;
  }

  .hub-hero-title {
    font-size: 1.85rem;
  }

  .hub-cards-grid {
    grid-template-columns: 1fr;
  }

  .content-article h1 {
    font-size: 1.85rem;
  }

  .content-article h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 640px) {
  .hub-hero-top {
    flex-direction: column;
    gap: 1rem;
  }

  .hub-hero-logo {
    width: 60px;
    height: 60px;
  }

  .brand-text-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }

  .brand-title {
    font-size: 0.95rem;
    white-space: normal;
  }

  .footer-brand-row {
    justify-content: center;
  }
}