/* ============================================
   NYC School Calendar — Design System
   Palette: Warm Forest (no blue/indigo/purple)
   Typography: Lexend + Source Sans 3
   Style: Flat Design + Swiss Modernism
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600;700&display=swap');

/* --- Design Tokens --- */
:root {
  --color-primary: #334155;
  --color-primary-dark: #1E293B;
  --color-primary-light: #64748B;
  --color-secondary: #475569;
  --color-accent: #D97706;
  --color-accent-hover: #B45309;
  --color-bg: #FFFBF5;
  --color-bg-alt: #FEF3E2;
  --color-surface: #FFFFFF;
  --color-text: #1C1917;
  --color-text-secondary: #57534E;
  --color-text-muted: #78716C;
  --color-border: #E7E5E4;
  --color-border-light: #F5F5F4;
  --color-holiday: #DC2626;
  --color-holiday-bg: #FEF2F2;
  --color-halfday: #D97706;
  --color-halfday-bg: #FFFBEB;
  --color-hero-start: #1E293B;
  --color-hero-end: #334155;

  --font-heading: 'Lexend', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --transition: 200ms ease;
  --max-width: 1100px;
  --nav-height: 64px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 {
  font-size: 2.2rem;
}

h2 {
  font-size: 1.6rem;
  margin-bottom: var(--space-lg);
}

h3 {
  font-size: 1.2rem;
  margin-bottom: var(--space-md);
}

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

a:hover {
  color: var(--color-accent);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

.section {
  padding: var(--space-3xl) 0;
}

.section-alt {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  display: flex;
  align-items: center;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-logo svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-text);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* --- Hero --- */
.hero {
  margin-top: var(--nav-height);
  background: linear-gradient(135deg, var(--color-hero-start), var(--color-hero-end));
  color: #FFFFFF;
  padding: var(--space-3xl) 0;
  text-align: center;
}

.hero h1 {
  color: #FFFFFF;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.hero .subtitle {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Year Switcher --- */
.year-switcher {
  display: flex;
  gap: 10px;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.year-tab {
  padding: 6px 16px;
  border-radius: 20px;
  background: var(--color-bg-alt);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.year-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.year-tab.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #FFFFFF;
  color: #FFFFFF;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #FFFFFF;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* --- Cards --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-featured {
  border-left: 4px solid var(--color-primary);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.card-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 4px 12px;
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --- Quick Look Grid --- */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.quick-item {
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.quick-item-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
}

.quick-item-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
}

/* --- Action Bar --- */
.action-bar {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2xl);
}

/* --- Tables --- */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: var(--space-xl);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

thead {
  background: var(--color-primary-dark);
  color: #FFFFFF;
}

thead th {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-light);
}

tbody tr:nth-child(even) {
  background: var(--color-bg);
}

tbody tr:hover {
  background: var(--color-bg-alt);
}

tbody tr.holiday {
  background: var(--color-holiday-bg);
}

tbody tr.holiday td:first-child {
  font-weight: 600;
  color: var(--color-holiday);
}

tbody tr.halfday {
  background: var(--color-halfday-bg);
}

.date-col {
  white-space: nowrap;
  font-weight: 500;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-heading);
}

.tag-closed {
  background: var(--color-holiday);
  color: #FFFFFF;
}

.tag-halfday {
  background: var(--color-halfday);
  color: #FFFFFF;
}

.tag-event {
  background: var(--color-primary);
  color: #FFFFFF;
}

/* --- Monthly Calendar Sections --- */
.month-section {
  margin-bottom: var(--space-xl);
}

.month-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  cursor: pointer;
  transition: background var(--transition);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
}

.month-header:hover {
  background: var(--color-primary-dark);
}

.month-header svg {
  width: 20px;
  height: 20px;
  margin-left: auto;
  transition: transform var(--transition);
}

.month-header.active svg {
  transform: rotate(180deg);
}

.month-body {
  display: none;
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.month-body.open {
  display: block;
}

/* --- Districts Grid --- */
.districts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.district-group h3 {
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.district-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.district-list li a {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  transition: all var(--transition);
}

.district-list li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.district-list li a svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
}

.coming-soon {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-left: auto;
}

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-lg);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition);
}

.faq-question.active svg {
  transform: rotate(180deg);
}

.faq-question.active {
  color: var(--color-primary);
}

.faq-answer {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.faq-answer.open {
  display: block;
}

/* --- Related Links --- */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-md);
}

.related-link {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
  color: var(--color-text);
}

.related-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  color: var(--color-primary);
}

.related-link svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* --- Disclaimer --- */
.disclaimer {
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.disclaimer strong {
  color: var(--color-text);
}

.last-updated {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: var(--space-md);
}

/* --- Footer --- */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-2xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: #FFFFFF;
  margin-bottom: var(--space-md);
}

.footer-desc {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.6;
}

.footer h4 {
  color: #FFFFFF;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.8rem;
  opacity: 0.6;
  text-align: center;
}

/* --- Projected Badge --- */
.projected-notice {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-halfday-bg);
  border: 1px solid var(--color-halfday);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent-hover);
  margin-bottom: var(--space-lg);
}

.projected-notice svg {
  width: 16px;
  height: 16px;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: var(--nav-height);
}

.breadcrumb a {
  color: var(--color-text-muted);
}

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

.breadcrumb .sep {
  color: var(--color-border);
}

/* --- Visual Calendar Grid --- */
.cal-year {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.cal-month {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cal-month-name {
  background: var(--color-primary);
  color: #FFFFFF;
  padding: 10px var(--space-lg);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--color-border-light);
}

.cal-dow {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  padding: 6px 2px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cal-day {
  background: var(--color-surface);
  padding: 6px 4px;
  min-height: 40px;
  font-size: 0.9rem;
  text-align: center;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: default;
  position: relative;
}

.cal-day.empty {
  background: var(--color-bg);
}

.cal-day.weekend {
  background: #F5F5F4;
  color: var(--color-text-muted);
}

.cal-day.no-school {
  background: #F5F5F4;
  color: var(--color-text-muted);
  opacity: 0.5;
}

.cal-day.school {
  background: var(--color-surface);
  color: var(--color-text);
}

.cal-day.holiday {
  background: var(--color-holiday-bg);
  color: var(--color-holiday);
  font-weight: 700;
}

.cal-day.break {
  background: var(--color-halfday-bg);
  color: var(--color-accent-hover);
  font-weight: 600;
}

.cal-day.first-day,
.cal-day.last-day {
  background: var(--color-primary);
  color: #FFFFFF;
  font-weight: 700;
  border-radius: 0;
}

.cal-day.exam {
  background: #ECFDF5;
  color: #065F46;
  font-weight: 500;
}

.cal-day .cal-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  margin-top: 2px;
}

.cal-day.holiday .cal-dot {
  background: var(--color-holiday);
}

.cal-day.break .cal-dot {
  background: var(--color-accent);
}

.cal-day.first-day .cal-dot,
.cal-day.last-day .cal-dot {
  background: #FFFFFF;
}

.cal-day.exam .cal-dot {
  background: #065F46;
}

.cal-events {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border-light);
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.cal-events ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cal-events li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.cal-events .ev-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.cal-events .ev-dot.dot-holiday {
  background: var(--color-holiday);
}

.cal-events .ev-dot.dot-break {
  background: var(--color-accent);
}

.cal-events .ev-dot.dot-event {
  background: var(--color-primary);
}

.cal-events .ev-dot.dot-exam {
  background: #065F46;
}

.cal-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.cal-legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.cal-legend-swatch {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

.cal-legend-swatch.sw-school {
  background: var(--color-surface);
}

.cal-legend-swatch.sw-weekend {
  background: #F5F5F4;
}

.cal-legend-swatch.sw-holiday {
  background: var(--color-holiday-bg);
  border-color: var(--color-holiday);
}

.cal-legend-swatch.sw-break {
  background: var(--color-halfday-bg);
  border-color: var(--color-accent);
}

.cal-legend-swatch.sw-first {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.cal-legend-swatch.sw-exam {
  background: #ECFDF5;
  border-color: #065F46;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  .hero {
    padding: var(--space-2xl) 0;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .hero .subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .nav-links {
    display: none;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
  }

  .nav-toggle {
    display: block;
  }

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

  .action-bar {
    flex-direction: column;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .cal-year {
    grid-template-columns: 1fr;
  }

  .cal-day {
    min-height: 34px;
    font-size: 0.8rem;
    padding: 4px 2px;
  }

  .cal-dow {
    font-size: 0.65rem;
    padding: 4px 2px;
  }

  .cal-legend {
    gap: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
  }


  .section {
    padding: var(--space-2xl) 0;
  }

  .container {
    padding: 0 var(--space-md);
  }

  table {
    font-size: 0.85rem;
  }

  thead th,
  tbody td {
    padding: 10px 12px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- Print --- Only calendar grid prints ---
   The "printing" class is toggled by script.js on body
   before/after window.print(). This lets us hide
   everything except #full-calendar reliably.
   ============================================ */
@media print {

  /* White background, tight page */
  body {
    background: #fff !important;
    margin: 0;
    padding: 0;
    font-size: 10pt;
  }

  @page {
    margin: 0.5in;
  }

  /* ---------- Hide ALL non-calendar content ---------- */
  body.printing .nav,
  body.printing .footer,
  body.printing .breadcrumb,
  body.printing .action-bar,
  body.printing .projected-notice,
  body.printing .hero,
  body.printing .hero-actions,
  body.printing .nav-toggle,
  body.printing #key-dates,
  body.printing #faq,
  body.printing .faq-list,
  body.printing .related-grid,
  body.printing .related-link,
  body.printing .disclaimer,
  body.printing .last-updated,
  body.printing .table-wrapper,
  body.printing .section:not(#full-calendar) {
    display: none !important;
  }

  /* Also hide the top breadcrumb container (direct child div) */
  body.printing>.container {
    display: none !important;
  }

  body.printing>nav {
    display: none !important;
  }

  body.printing>footer {
    display: none !important;
  }

  /* ---------- Show ONLY #full-calendar ---------- */
  body.printing #full-calendar {
    display: block !important;
    padding: 0 !important;
  }

  body.printing #full-calendar .container {
    padding: 0 !important;
    max-width: 100% !important;
  }

  /* Calendar title at top of print */
  body.printing #full-calendar h2 {
    font-size: 14pt;
    margin-bottom: 8pt;
    text-align: center;
  }

  /* Hide the subtitle paragraph */
  body.printing #full-calendar>.container>p {
    display: none !important;
  }

  /* ---------- Legend (compact) ---------- */
  body.printing .cal-legend {
    border: 1px solid #ccc;
    padding: 6pt 10pt;
    margin-bottom: 10pt;
    font-size: 8pt;
    gap: 6pt 14pt;
    page-break-after: avoid;
  }

  /* ---------- Calendar grid: 2 cols, tight ---------- */
  body.printing .cal-year {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10pt !important;
  }

  body.printing .cal-month {
    page-break-inside: avoid;
    border: 1px solid #ccc;
    box-shadow: none;
  }

  body.printing .cal-month-name {
    background: #334155 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
    color: #fff !important;
    padding: 4pt 8pt;
    font-size: 9pt;
  }

  body.printing .cal-dow {
    background: #1E293B !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
    color: #fff !important;
    font-size: 6pt;
    padding: 3pt 1pt;
  }

  body.printing .cal-day {
    min-height: 22px;
    font-size: 7pt;
    padding: 2pt 1pt;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* --- Print-optimized colors ---
     Deeper same-hue tones that:
     • Color printer → vibrant, beautiful output
     • B&W printer  → well-separated gray levels
     Grayscale luminance targets:
       School  100%  |  Weekend 88%  |  Break 83%
       Exam    80%   |  Holiday 75%  |  First/Last 30%
     -------------------------------------------- */

  body.printing .cal-day.holiday {
    background: #F4B4B4 !important;
    /* soft rose — gray ≈75% */
    color: #7F1D1D !important;
    font-weight: 700;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day.break {
    background: #F0D085 !important;
    /* warm gold — gray ≈83% */
    color: #78350F !important;
    font-weight: 600;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day.exam {
    background: #A8D8B8 !important;
    /* sage green — gray ≈80% */
    color: #064E3B !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day.first-day,
  body.printing .cal-day.last-day {
    background: #1E293B !important;
    /* deep slate — gray ≈18% */
    color: #fff !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day.weekend {
    background: #DCDCDC !important;
    /* cool gray — gray ≈88% */
    color: #57534E !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day.no-school {
    background: #ECECEC !important;
    /* lighter gray — gray ≈93% */
    opacity: 0.7;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-day .cal-dot {
    display: none;
  }

  /* --- Legend swatches: match deeper print colors --- */
  body.printing .cal-legend-swatch.sw-holiday {
    background: #F4B4B4 !important;
    border-color: #DC2626 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-legend-swatch.sw-break {
    background: #F0D085 !important;
    border-color: #D97706 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-legend-swatch.sw-weekend {
    background: #DCDCDC !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-legend-swatch.sw-exam {
    background: #A8D8B8 !important;
    border-color: #065F46 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-legend-swatch.sw-first {
    background: #1E293B !important;
    border-color: #1E293B !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* --- Event list below each month --- */
  body.printing .cal-events {
    font-size: 6.5pt;
    padding: 4pt 6pt;
    line-height: 1.5;
  }

  body.printing .cal-events .ev-dot {
    width: 5px;
    height: 5px;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-events .ev-dot.dot-holiday {
    background: #DC2626 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-events .ev-dot.dot-break {
    background: #D97706 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-events .ev-dot.dot-event {
    background: #1E293B !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  body.printing .cal-events .ev-dot.dot-exam {
    background: #065F46 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

/* --- Back to Top Button --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }

  .back-to-top svg {
    width: 20px;
    height: 20px;
  }
}

/* --- Accessibility --- */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}