/* Michigan School Almanac
 * Design System: Navy Theme & Classical Reference Ledger
 * Conforms strictly to Section 5 Design Specification
 */

:root {
  --color-primary-navy: #0a192f;
  --color-secondary-slate: #1f2937;
  --color-surface-canvas: #f8fafc;
  --color-container-white: #ffffff;
  --color-border-slate: #d1d5db;
  --color-border-subtle: #e5e7eb;
  --color-primary-ink: #111827;
  --color-muted-ink: #4b5563;
  --color-link: #1d4ed8;
  --color-link-hover: #1e40af;

  /* Distinct Semantic Fund Colors: Royal Blue (11 Operating) vs Warm Terracotta/Amber (41 Capital) */
  --color-fund-11: #1d4ed8;
  --color-fund-11-bg: #eff6ff;
  --color-fund-11-border: #93c5fd;
  
  --color-fund-41: #c2410c;
  --color-fund-41-bg: #fff7ed;
  --color-fund-41-border: #fdba74;

  --color-deficit-flag: #991b1b;
  --color-deficit-bg: #fee2e2;
  --color-zebra-row: #f9fafb;

  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-tabular: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

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

body {
  font-family: var(--font-system);
  font-size: 16px;
  line-height: 1.55;
  color: var(--color-primary-ink);
  background-color: var(--color-surface-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-link);
  text-decoration: none;
}

a:hover {
  color: var(--color-link-hover);
  text-decoration: underline;
}

/* Site Banner & Header */
.site-header {
  background-color: var(--color-primary-navy);
  color: #ffffff;
  border-bottom: 2px solid #1e293b;
  padding: 0.85rem 0;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #ffffff !important;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-title:hover {
  text-decoration: none;
  color: #f1f5f9 !important;
}

.brand-badge {
  font-family: var(--font-tabular);
  font-feature-settings: "tnum" 1;
  font-size: 0.75rem;
  background-color: rgba(255, 255, 255, 0.15);
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  list-style: none;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  color: #e2e8f0 !important;
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: #ffffff !important;
  text-decoration: none;
  border-bottom-color: rgba(255, 255, 255, 0.4);
}

.nav-links a.active {
  color: #ffffff !important;
  font-weight: 700;
  border-bottom: 2px solid #ffffff;
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-secondary-slate);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.breadcrumbs a {
  color: var(--color-secondary-slate);
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

/* Main Content Layout */
.main-content {
  max-width: 1200px;
  margin: 1.5rem auto 3rem auto;
  padding: 0 1.5rem;
}

/* Narrative prose blocks locked to 72ch */
.prose {
  max-width: 72ch;
  line-height: 1.55;
  color: var(--color-primary-ink);
}

.prose p {
  margin-bottom: 0.75rem;
}

/* Headings */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.015em;
}

h1 {
  font-size: 1.85rem;
  color: var(--color-primary-navy);
  margin-bottom: 0.35rem;
}

h2 {
  font-size: 1.35rem;
  color: var(--color-secondary-slate);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.1rem;
  color: var(--color-secondary-slate);
  margin-bottom: 0.5rem;
}

/* Structural Ledger Cards */
.ledger-card {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  box-shadow: none;
  border-radius: 0;
  margin-bottom: 1.75rem;
  padding: 1.5rem;
}

.card-header {
  border-bottom: 1px solid var(--color-border-subtle);
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card-title-group h2 {
  margin-bottom: 0.2rem;
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--color-muted-ink);
}

/* Summary Callouts Strip */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-box {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1rem 1.25rem;
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-secondary-slate);
  margin-bottom: 0.25rem;
}

.stat-value {
  font-family: var(--font-tabular);
  font-feature-settings: "tnum" 1;
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  line-height: 1.2;
}

.stat-note {
  font-size: 0.8rem;
  color: var(--color-muted-ink);
  margin-top: 0.25rem;
}

/* Tables (Data-First Reference Format) */
.table-container {
  overflow-x: auto;
  margin: 1rem 0;
}

table.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

table.ledger-table th {
  background-color: var(--color-surface-canvas);
  color: var(--color-primary-navy);
  font-weight: 700;
  border-bottom: 2px solid var(--color-secondary-slate);
  border-top: 1px solid var(--color-border-slate);
  padding: 0.65rem 0.85rem;
  white-space: nowrap;
}

table.ledger-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-primary-ink);
}

table.ledger-table tr:nth-child(even) td {
  background-color: var(--color-zebra-row);
}

table.ledger-table tr:hover td {
  background-color: #f1f5f9;
}

/* Alignment rules */
.text-left {
  text-align: left;
}

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

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

/* Monospace Tabular Figures for All Numerical Data */
.num, .code {
  font-family: var(--font-tabular);
  font-feature-settings: "tnum" 1;
  white-space: nowrap;
}

/* Semantic Badges & Fund Indicators */
.badge-fund-11 {
  display: inline-block;
  background-color: var(--color-fund-11-bg);
  color: var(--color-fund-11);
  border: 1px solid var(--color-fund-11-border);
  font-family: var(--font-tabular);
  font-size: 0.75rem;
  padding: 0.18rem 0.45rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-fund-41 {
  display: inline-block;
  background-color: var(--color-fund-41-bg);
  color: var(--color-fund-41);
  border: 1px solid var(--color-fund-41-border);
  font-family: var(--font-tabular);
  font-size: 0.75rem;
  padding: 0.18rem 0.45rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-deficit {
  display: inline-block;
  background-color: var(--color-deficit-bg);
  color: var(--color-deficit-flag);
  border: 1px solid #fca5a5;
  font-family: var(--font-tabular);
  font-size: 0.75rem;
  padding: 0.18rem 0.45rem;
  font-weight: 700;
}

.badge {
  display: inline-block;
  font-family: var(--font-tabular);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge-danger {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.badge-warning {
  background-color: #ffedd5;
  color: #9a3412;
  border: 1px solid #fdba74;
}

.badge-success {
  background-color: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.badge-info {
  background-color: #eff6ff;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

.badge-traditional {
  background-color: #f1f5f9;
  color: #334155;
  border: 1px solid #cbd5e1;
}

.badge-charter {
  background-color: #f5f3ff;
  color: #6b21a8;
  border: 1px solid #d8b4fe;
}

.statutory-box {
  background-color: #f8fafc;
  border-left: 3px solid var(--color-secondary-slate);
  padding: 0.85rem 1.15rem;
  margin: 1.25rem 0;
  font-size: 0.875rem;
  color: var(--color-primary-ink);
}

.statutory-box strong {
  color: var(--color-primary-navy);
}

/* Waterfall progress bars - Distinct high-contrast colors */
.waterfall-bar-wrap {
  display: flex;
  height: 26px;
  width: 100%;
  border: 1px solid var(--color-border-slate);
  margin: 0.75rem 0 1.25rem 0;
  background-color: var(--color-surface-canvas);
}

.waterfall-seg-instruction {
  background-color: #1e40af; /* Royal Blue */
}

.waterfall-seg-support {
  background-color: #0284c7; /* Sky / Cyan */
}

.waterfall-seg-plant {
  background-color: #d97706; /* Warm Amber / Ochre */
}

.waterfall-seg-admin {
  background-color: #475569; /* Slate Charcoal */
}

/* Source Citations */
.citation {
  font-size: 12px;
  color: var(--color-muted-ink);
  margin-top: 0.85rem;
  font-style: italic;
  display: block;
}

/* District search input */
.search-form {
  margin: 1.5rem 0;
}

.search-input-wrap {
  display: flex;
  max-width: 600px;
  gap: 0.5rem;
}

.search-input {
  flex: 1;
  padding: 0.65rem 1rem;
  font-size: 1rem;
  font-family: var(--font-system);
  border: 1px solid var(--color-border-slate);
  background-color: #ffffff;
  color: var(--color-primary-ink);
}

.search-input:focus {
  outline: 2px solid var(--color-secondary-slate);
}

.btn-primary {
  background-color: var(--color-primary-navy);
  color: #ffffff;
  border: 1px solid var(--color-primary-navy);
  padding: 0.65rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

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

/* District Cards Grid */
.district-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.district-card {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.district-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.district-card h3 a {
  color: var(--color-primary-navy);
  text-decoration: none;
}

.district-card h3 a:hover {
  text-decoration: underline;
}

.district-meta {
  font-size: 0.85rem;
  color: var(--color-muted-ink);
  margin-bottom: 0.75rem;
}

.district-stats-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 0.75rem 0;
  padding: 0.75rem 0;
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 0.85rem;
}

/* Decile rating strip */
.decile-bar {
  display: flex;
  gap: 2px;
  height: 10px;
  width: 100px;
  display: inline-flex;
  vertical-align: middle;
}

.decile-cell {
  flex: 1;
  background-color: #e2e8f0;
}

.decile-cell.active {
  background-color: var(--color-secondary-slate);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border-slate);
  background-color: var(--color-container-white);
  padding: 1.5rem 0;
  margin-top: 3rem;
  font-size: 0.85rem;
  color: var(--color-muted-ink);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Glossary & Educational Term Cards */
.glossary-category {
  margin-bottom: 2.5rem;
}

.term-entry {
  border-bottom: 1px solid var(--color-border-subtle);
  padding: 1.25rem 0;
}

.term-entry:last-child {
  border-bottom: none;
}

.term-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.term-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-navy);
}

.term-citation {
  font-family: var(--font-tabular);
  font-size: 0.8rem;
  color: var(--color-secondary-slate);
  background-color: #f1f5f9;
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
}

.term-definition {
  max-width: 76ch;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-primary-ink);
  margin-bottom: 0.5rem;
}

.term-example {
  background-color: #f8fafc;
  border-left: 3px solid #94a3b8;
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  color: #334155;
  margin-top: 0.35rem;
}

/* Resources Page */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.resource-card {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.resource-type {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-secondary-slate);
  margin-bottom: 0.35rem;
}

.resource-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.resource-card h3 a {
  color: var(--color-primary-navy);
  text-decoration: none;
}

.resource-card h3 a:hover {
  text-decoration: underline;
}

.resource-desc {
  font-size: 0.9rem;
  color: var(--color-primary-ink);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.resource-meta {
  font-size: 0.8rem;
  color: var(--color-muted-ink);
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 0.75rem;
}

/* Button Utilities */
.btn-outline {
  background-color: #ffffff;
  color: var(--color-link) !important;
  border: 1px solid var(--color-border-slate);
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-outline:hover {
  background-color: #f1f5f9;
  border-color: var(--color-link);
  text-decoration: none;
}

.btn-sm {
  padding: 0.25rem 0.6rem;
  font-size: 0.775rem;
}

/* Head-to-Head Comparator Styles */
.compare-selector-card {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.compare-selector-form {
  display: flex;
  gap: 1.25rem;
  align-items: flex-end;
  flex-wrap: wrap;
}

.compare-field-group {
  flex: 1;
  min-width: 260px;
}

.compare-field-group label {
  display: block;
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-secondary-slate);
  margin-bottom: 0.4rem;
}

.compare-select {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.95rem;
  font-family: var(--font-system);
  border: 1px solid var(--color-border-slate);
  background-color: #ffffff;
  color: var(--color-primary-ink);
}

.compare-select:focus {
  outline: 2px solid var(--color-link);
}

/* Autocomplete Floating Dropdown */
.autocomplete-wrapper {
  position: relative;
  width: 100%;
}

.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: #ffffff;
  border: 1px solid var(--color-border-slate);
  border-top: none;
  max-height: 280px;
  overflow-y: auto;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.autocomplete-item {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--color-border-subtle);
  cursor: pointer;
  background-color: #ffffff;
  transition: background-color 0.1s ease;
}

.autocomplete-item:last-child {
  border-bottom: none;
}

.autocomplete-item:hover {
  background-color: #f1f5f9;
}

.compare-vs-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-tabular);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--color-muted-ink);
  background-color: #f1f5f9;
  border: 1px solid var(--color-border-slate);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  margin-bottom: 0.25rem;
}

.compare-header-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.compare-district-box {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1.25rem;
  border-top: 4px solid var(--color-secondary-slate);
}

.compare-district-box.box-d1 {
  border-top-color: #1d4ed8; /* Royal Blue */
}

.compare-district-box.box-d2 {
  border-top-color: #c2410c; /* Warm Terracotta */
}

.compare-side-by-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .compare-header-grid,
  .compare-side-by-side {
    grid-template-columns: 1fr;
  }
}

/* Scorecard Table */
table.scorecard-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table.scorecard-table th {
  background-color: var(--color-surface-canvas);
  color: var(--color-primary-navy);
  font-weight: 700;
  border-bottom: 2px solid #374151;
  border-top: 1px solid var(--color-border-slate);
  padding: 0.65rem 0.85rem;
}

table.scorecard-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

table.scorecard-table tr:hover td {
  background-color: #f1f5f9;
}

.delta-pill {
  font-family: var(--font-tabular);
  font-size: 0.775rem;
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  font-weight: 700;
}

.delta-pos {
  color: #166534;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
}

.delta-neg {
  color: #991b1b;
  background-color: #fee2e2;
  border: 1px solid #fca5a5;
}

.delta-neutral {
  color: #4b5563;
  background-color: #f3f4f6;
  border: 1px solid #e5e7eb;
}

/* ISD Explorer & Directory */
.isd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.isd-card {
  background-color: var(--color-container-white);
  border: 1px solid var(--color-border-slate);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.isd-card:hover {
  border-color: #94a3b8;
}

.isd-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.isd-card h3 a {
  color: var(--color-primary-navy);
  text-decoration: none;
}

.isd-card h3 a:hover {
  text-decoration: underline;
  color: var(--color-link);
}

/* Entity Type & Cohort Filter Pill Bar (3-Way Toggle) */
.filter-pill-bar {
  display: inline-flex;
  background-color: #f1f5f9;
  padding: 3px;
  border-radius: 4px;
  gap: 3px;
  border: 1px solid var(--color-border-slate);
  align-items: center;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-secondary-slate);
  text-decoration: none;
  border-radius: 3px;
  transition: background-color 0.15s ease, color 0.15s ease;
  cursor: pointer;
  border: none;
  background: transparent;
  line-height: 1.2;
}

.filter-pill:hover {
  color: var(--color-primary-navy);
  background-color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

.filter-pill.active {
  background-color: #ffffff;
  color: var(--color-primary-navy);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  font-weight: 700;
}

.filter-pill .pill-count {
  font-family: var(--font-tabular);
  font-size: 0.75rem;
  margin-left: 0.4rem;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  background-color: #e2e8f0;
  color: #475569;
}

.filter-pill.active .pill-count {
  background-color: #eff6ff;
  color: #1e40af;
}