/* ============================================================
   HR Compliance — Legal Modernism Design System
   ============================================================ */

/* --- Tokens --- */
:root {
  --color-ink: #1C1917;
  --color-ink-light: #292524;
  --color-text: #1C1917;
  --color-text-secondary: #57534E;
  --color-text-muted: #78716C;
  --color-bg: #FAF9F6;
  --color-surface: #FFFFFF;
  --color-border: #E7E5E4;
  --color-border-light: #F5F5F4;

  --color-primary: #0F766E;
  --color-primary-hover: #0D9488;
  --color-primary-subtle: #F0FDFA;

  --color-active: #065F46;
  --color-active-bg: #D1FAE5;
  --color-active-border: #6EE7B7;
  --color-pending: #92400E;
  --color-pending-bg: #FEF3C7;
  --color-pending-border: #FCD34D;
  --color-expired: #57534E;
  --color-expired-bg: #F5F5F4;
  --color-expired-border: #D6D3D1;
  --color-repealed: #991B1B;
  --color-repealed-bg: #FEE2E2;
  --color-repealed-border: #FCA5A5;
  --color-superseded: #5B21B6;
  --color-superseded-bg: #EDE9FE;
  --color-superseded-border: #C4B5FD;

  --font-serif: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  --font-sans: 'Outfit', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;

  --max-width: 72rem;
  --content-width: 52rem;

  --shadow-sm: 0 1px 2px rgba(28,25,23,0.04);
  --shadow-md: 0 2px 8px rgba(28,25,23,0.06), 0 1px 2px rgba(28,25,23,0.04);
  --shadow-lg: 0 4px 16px rgba(28,25,23,0.08), 0 2px 4px rgba(28,25,23,0.04);
  --shadow-card-hover: 0 8px 24px rgba(28,25,23,0.1), 0 2px 8px rgba(28,25,23,0.06);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
  padding: 0;
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--color-ink);
  line-height: 1.2;
  font-weight: 600;
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.625rem;
  letter-spacing: -0.01em;
  margin: 3rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
}

h3 {
  font-size: 1.2rem;
  margin: 1.5rem 0 0.5rem;
}

p { margin: 0 0 1rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}
a:hover { color: var(--color-primary-hover); }

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* --- Header --- */
.site-header {
  background: var(--color-ink);
  color: #F5F5F4;
  position: relative;
  overflow: hidden;
}

.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 60px, rgba(255,255,255,0.015) 60px, rgba(255,255,255,0.015) 61px),
    repeating-linear-gradient(0deg, transparent, transparent 60px, rgba(255,255,255,0.015) 60px, rgba(255,255,255,0.015) 61px);
  pointer-events: none;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  position: relative;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.site-title a {
  color: #FAFAF9;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.site-title a:hover { color: #FEF3C7; }

.site-title-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  line-height: 1;
}

.site-nav {
  display: flex;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.site-nav a {
  color: #A8A29E;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) ease;
}
.site-nav a:hover {
  color: #FAFAF9;
  background: rgba(255,255,255,0.08);
  text-decoration: none;
}

/* Teal-to-gold gradient accent bar */
.header-accent {
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, #0D9488 40%, #FCD34D 100%);
}

/* --- Main --- */
main {
  padding: 2.5rem 0 3rem;
  min-height: 60vh;
}

/* --- Hero / Intro --- */
.search-intro {
  max-width: 44rem;
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* --- Stats bar --- */
.stats-bar {
  display: flex;
  gap: 2rem;
  padding: 1.25rem 0;
  margin-bottom: 2rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stat-item {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-sans);
  border: 1px solid transparent;
  white-space: nowrap;
}

.badge-active {
  color: var(--color-active);
  background: var(--color-active-bg);
  border-color: var(--color-active-border);
}
.badge-pending {
  color: var(--color-pending);
  background: var(--color-pending-bg);
  border-color: var(--color-pending-border);
}
.badge-expired {
  color: var(--color-expired);
  background: var(--color-expired-bg);
  border-color: var(--color-expired-border);
}
.badge-repealed {
  color: var(--color-repealed);
  background: var(--color-repealed-bg);
  border-color: var(--color-repealed-border);
}
.badge-superseded {
  color: var(--color-superseded);
  background: var(--color-superseded-bg);
  border-color: var(--color-superseded-border);
}

/* --- Regulation Card List --- */
.reg-list {
  display: grid;
  gap: 0.875rem;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.reg-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  transition: all var(--duration-normal) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.reg-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-left-color: var(--color-primary-hover);
  transform: translateY(-1px);
}

.reg-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.25rem;
}

.reg-card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.35;
}

.reg-card-title a {
  color: var(--color-ink);
  transition: color var(--duration-fast) ease;
}
.reg-card-title a:hover { color: var(--color-primary); }

.reg-card-meta {
  display: flex;
  gap: 0.875rem;
  flex-wrap: wrap;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 500;
}

.reg-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.reg-card-meta span::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 3px;
  background: var(--color-text-muted);
  border-radius: 50%;
}
.reg-card-meta span:first-child::before { display: none; }

.reg-card p {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Detail Page --- */
.reg-detail {
  max-width: var(--content-width);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  transition: color var(--duration-fast) ease;
}
.back-link:hover { color: var(--color-primary); }

.reg-detail .meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 0.875rem;
  margin: 1.5rem 0;
}

.meta-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.meta-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
  font-family: var(--font-sans);
}

.meta-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-ink);
}

/* --- Requirements Block --- */
.requirements-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 1rem 0;
  box-shadow: var(--shadow-sm);
}

.requirements-block pre {
  margin: 0;
  white-space: pre-wrap;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.req-dl {
  display: grid;
  grid-template-columns: minmax(10rem, auto) 1fr;
  gap: 0.125rem 1.25rem;
  margin: 0;
}

.req-dl dt {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-ink);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
}

.req-dl dd {
  margin: 0;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.req-nested {
  margin-top: 0.5rem;
  margin-bottom: 0.25rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-primary);
}

.req-nested dt { font-size: 0.8rem; }
.req-nested dd { font-size: 0.85rem; }

.req-bool {
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.85em;
}
.req-true { color: var(--color-active); }
.req-false { color: var(--color-repealed); }

.req-number {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-primary);
}

.req-null {
  color: var(--color-text-muted);
  font-style: italic;
}

/* --- Source Quality Notices --- */
.source-warning {
  margin: 0 0 1rem;
  padding: 0.75rem 0.875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
  line-height: 1.5;
}

.source-warning-risk {
  background: #fff4f4;
  border-color: var(--color-repealed-border);
  color: #7f1d1d;
}

.source-warning-note {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: #334155;
}

/* --- Facet Filter Bar --- */
.facet-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.facet-group {
  position: relative;
}

.facet-group-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  box-shadow: var(--shadow-sm);
}

.facet-group-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.facet-group-toggle[aria-expanded="true"] {
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.facet-group-count:not(:empty) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.375rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
}

.facet-group-panel {
  display: none;
  position: absolute;
  top: calc(100% + 0.375rem);
  left: 0;
  z-index: 100;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 0.75rem;
  min-width: 14rem;
  max-height: 20rem;
  overflow-y: auto;
}

.facet-group-panel.is-open { display: block; }

.facet-group[data-facet="jurisdiction"] .facet-group-panel {
  min-width: 22rem;
  columns: 2;
  column-gap: 0.75rem;
}

.facet-search {
  display: block;
  width: 100%;
  padding: 0.4rem 0.625rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  background: var(--color-bg);
  column-span: all;
}

.facet-search:focus {
  outline: none;
  border-color: var(--color-primary);
}

.facet-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.375rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.825rem;
  transition: background var(--duration-fast) ease;
  break-inside: avoid;
}

.facet-option:hover {
  background: var(--color-primary-subtle);
}

.facet-option input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.facet-option-label { flex: 1; }

.facet-option-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  min-width: 1.5rem;
  text-align: right;
}

.facet-option--zero {
  opacity: 0.4;
}

.facet-count {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
}

.facet-count-text {
  font-weight: 500;
}

.facet-clear {
  background: none;
  border: none;
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) ease;
}

.facet-clear:hover {
  background: var(--color-primary-subtle);
}

.facet-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-muted);
  font-size: 1rem;
  display: none;
}

/* --- Pagefind Overrides --- */
.pagefind-ui {
  margin: 1.5rem 0;
}

.pagefind-ui .pagefind-ui__search-input {
  font-family: var(--font-sans) !important;
  font-size: 1rem !important;
  border-radius: var(--radius-md) !important;
  border: 2px solid var(--color-border) !important;
  padding: 0.875rem 1.25rem !important;
  background: var(--color-surface) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease !important;
  height: auto !important;
}

.pagefind-ui .pagefind-ui__search-input:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12) !important;
  outline: none !important;
}

.pagefind-ui .pagefind-ui__search-clear {
  border-radius: var(--radius-sm) !important;
}

.pagefind-ui .pagefind-ui__result {
  border-bottom: 1px solid var(--color-border-light) !important;
  padding: 1rem 0 !important;
}

.pagefind-ui .pagefind-ui__result-link {
  font-family: var(--font-serif) !important;
  font-weight: 600 !important;
  color: var(--color-ink) !important;
}

.pagefind-ui .pagefind-ui__result-link:hover {
  color: var(--color-primary) !important;
}

.pagefind-ui .pagefind-ui__result-excerpt {
  font-family: var(--font-sans) !important;
  color: var(--color-text-secondary) !important;
}

.pagefind-ui .pagefind-ui__button {
  background: var(--color-primary) !important;
  border-radius: var(--radius-md) !important;
  font-family: var(--font-sans) !important;
}

/* Filter/tag overrides */
.pagefind-ui .pagefind-ui__filter-panel {
  font-family: var(--font-sans) !important;
}

.pagefind-ui .pagefind-ui__filter-name {
  font-family: var(--font-sans) !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.04em !important;
  font-size: 0.75rem !important;
  color: var(--color-text-muted) !important;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-ink);
  color: #A8A29E;
  padding: 2.5rem 0;
  margin-top: 4rem;
  font-size: 0.8rem;
  line-height: 1.7;
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, #0D9488 40%, #FCD34D 100%);
}

.site-footer p {
  margin: 0.375rem 0;
}

.site-footer a {
  color: #D6D3D1;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.site-footer a:hover { color: #FAFAF9; }

.disclaimer-text {
  font-style: italic;
  color: #78716C;
  max-width: 44rem;
  margin-bottom: 0.75rem !important;
}

/* --- 404 Page --- */
.error-page {
  text-align: center;
  padding: 4rem 0;
}

.error-page h1 {
  font-size: 7rem;
  color: var(--color-border);
  margin-bottom: 0;
  line-height: 1;
}

.error-page .error-subtitle {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-ink);
  margin: 0.5rem 0 0.75rem;
  font-weight: 600;
}

.error-page p {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 28rem;
  margin: 0 auto 2rem;
}

.error-page ul {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.error-page ul a {
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) ease;
}

.error-page ul a:hover {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

/* --- Disclaimer / Legal Page --- */
.legal-content {
  max-width: var(--content-width);
}

.legal-content h2 {
  font-size: 1.35rem;
  margin-top: 2.5rem;
  border-bottom: none;
  padding-bottom: 0;
}

.legal-content ul {
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
}

.legal-content li::marker {
  color: var(--color-primary);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reg-card {
  animation: fadeInUp 0.4s var(--ease-out) both;
}
.reg-card:nth-child(2) { animation-delay: 20ms; }
.reg-card:nth-child(3) { animation-delay: 40ms; }
.reg-card:nth-child(4) { animation-delay: 60ms; }
.reg-card:nth-child(5) { animation-delay: 80ms; }
.reg-card:nth-child(n+6) { animation-delay: 100ms; }

.meta-item {
  animation: fadeInUp 0.35s var(--ease-out) both;
}

@media (prefers-reduced-motion: reduce) {
  .reg-card, .meta-item { animation: none; }
  .reg-card:hover { transform: none; }
}

/* --- Responsive --- */
@media (max-width: 768px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.375rem; }

  .container { padding: 0 1rem; }

  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .stats-bar {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .facet-bar { flex-direction: column; }
  .facet-group-panel {
    position: static;
    margin-top: 0.375rem;
    box-shadow: none;
    border-radius: var(--radius-md);
  }
  .facet-group[data-facet="jurisdiction"] .facet-group-panel {
    min-width: unset;
    columns: 1;
  }
  .meta-grid { grid-template-columns: 1fr; }

  .req-dl {
    grid-template-columns: 1fr;
  }
  .req-dl dt {
    border-bottom: none;
    padding-bottom: 0;
    color: var(--color-text-muted);
  }
}

@media (max-width: 480px) {
  .site-nav {
    gap: 0;
    width: 100%;
  }
  .site-nav a {
    flex: 1;
    text-align: center;
    padding: 0.5rem;
  }

  .reg-card { padding: 1rem; }

  .facet-group-toggle {
    width: 100%;
    justify-content: space-between;
  }
}