/* Calendar - Living Calendars | Orbit | RiSa Astronomy */

.calendar-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-4) var(--space-10);
}

.calendar-hero {
  text-align: center;
  margin-bottom: var(--space-6);
}

.calendar-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-blue-400), var(--color-purple-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-2);
}

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

/* ---- CONTROLS ---- */

.cal-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.cal-dropdowns {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.cal-select {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-heading);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  padding: 8px 12px;
  cursor: pointer;
  transition: border-color var(--transition-base);
  outline: none;
}

.cal-select:focus,
.cal-select:hover {
  border-color: var(--color-blue-500);
}

.cal-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.cal-nav-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.cal-nav-btn:hover {
  border-color: var(--color-blue-500);
  color: var(--text-heading);
}

.cal-month-label {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-heading);
  min-width: 160px;
  text-align: center;
}

/* ---- JUMP SELECTOR ---- */

.cal-jump {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.cal-jump-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cal-jump select,
.cal-jump input {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-heading);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  padding: 6px 10px;
  outline: none;
  transition: border-color var(--transition-base);
}

.cal-jump select:focus,
.cal-jump input:focus {
  border-color: var(--color-blue-500);
}

.cal-jump input[type="number"] {
  width: 80px;
  text-align: center;
  -moz-appearance: textfield;
}

.cal-jump input::-webkit-outer-spin-button,
.cal-jump input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.cal-jump-btn {
  background: var(--color-blue-600);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  padding: 7px 18px;
  cursor: pointer;
  transition: background var(--transition-base);
}

.cal-jump-btn:hover {
  background: var(--color-blue-500);
}

/* ---- LOADING OVERLAY ---- */

.cal-loading {
  position: relative;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-8);
  text-align: center;
}

.cal-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--color-gold-400);
  border-radius: 50%;
  animation: calSpin 0.8s linear infinite;
}

@keyframes calSpin {
  to { transform: rotate(360deg); }
}

.cal-loading-text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.cal-loading-fact {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  max-width: 400px;
  line-height: 1.6;
  font-style: italic;
}

/* ---- CALENDAR GRID ---- */

.cal-day-headers {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-bottom: 2px;
}

.cal-day-headers span {
  text-align: center;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: var(--space-2) 0;
}

.cal-day-headers span.cal-hdr-sunday {
  color: #e57373;
}

.cal-day-headers span.cal-hdr-friday {
  color: #66bb6a;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-bottom: var(--space-3);
}

/* ---- CELLS ---- */

.cal-cell {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  min-height: 84px;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow: hidden;
}

.cal-cell:hover:not(.other-month) {
  border-color: var(--border-default);
  background: var(--bg-hover);
}

.cal-cell.other-month {
  opacity: 0.25;
  cursor: default;
  pointer-events: none;
}

.cal-cell.today {
  border-color: var(--color-gold-500);
  box-shadow: 0 0 0 1px rgba(212, 160, 23, 0.25);
}

.cal-cell.selected {
  border-color: var(--color-blue-500);
  background: rgba(59, 130, 246, 0.06);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.25);
}

.cal-cell.new-trad-month {
  background: rgba(139, 92, 246, 0.04);
}

/* Sunday / Friday cells */
.cal-cell.sunday {
  border-left: 2px solid rgba(229, 115, 115, 0.4);
}

.cal-cell.friday {
  border-left: 2px solid rgba(102, 187, 106, 0.4);
}

/* ---- CELL CONTENT ---- */

.cal-greg {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.2;
}

.cal-cell.sunday .cal-greg {
  color: #e57373;
}

.cal-cell.friday .cal-greg {
  color: #66bb6a;
}

.cal-cell.today .cal-greg {
  color: var(--color-gold-400);
}

.cal-trad {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-blue-400);
  line-height: 1.2;
}

.cal-trad-month {
  color: var(--color-gold-400);
  font-weight: 600;
}

.cal-sub {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-purple-400);
  line-height: 1.2;
}

.cal-new-month-tag {
  position: absolute;
  top: 0;
  right: 0;
  background: linear-gradient(135deg, var(--color-purple-600), var(--color-gold-500));
  color: #fff;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px 5px;
  border-radius: 0 var(--radius-md) 0 var(--radius-sm);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---- FESTIVAL CELLS ---- */

.cal-cell.has-festival {
  border: 2px solid #e57373;
  background: rgba(229, 115, 115, 0.04);
}

.cal-cell.has-festival:hover {
  background: rgba(229, 115, 115, 0.08);
}

.cal-fest-tag {
  font-size: 0.5rem;
  font-weight: 700;
  color: #e57373;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-top: auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- FESTIVALS THIS MONTH ---- */

.cal-festivals-section {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-5);
  margin-bottom: var(--space-5);
}

.cal-festivals-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #e57373;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cal-festivals-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cal-fest-item {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--text-tertiary);
}

.cal-fest-item.cal-fest-astro {
  border-left-color: #e57373;
}

.cal-fest-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.cal-fest-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-heading);
}

.cal-fest-date {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.cal-fest-explain {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-top: var(--space-2);
}

/* ---- LEGEND ---- */

.cal-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-3);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.cal-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.cal-legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.cal-legend-swatch.sw-greg     { background: var(--text-heading); }
.cal-legend-swatch.sw-trad     { background: var(--color-blue-400); }
.cal-legend-swatch.sw-month    { background: var(--color-gold-400); }
.cal-legend-swatch.sw-nak      { background: var(--color-purple-400); }
.cal-legend-swatch.sw-sunday   { background: #e57373; }
.cal-legend-swatch.sw-friday   { background: #66bb6a; }
.cal-legend-swatch.sw-festival { background: #e57373; border: 1px solid #e57373; }

/* ---- EXPLAINER ---- */

.cal-explainer {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

.cal-explain-hint {
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-sm);
  margin: 0;
  padding: var(--space-4) 0;
}

.cal-explain-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.cal-explain-header h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-heading);
  margin: 0;
}

.cal-explain-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(139, 92, 246, 0.12);
  color: var(--color-purple-400);
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.cal-explain-badge.hijri-badge {
  background: rgba(34, 197, 94, 0.08);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.2);
}

.cal-explain-date {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
  line-height: 1.6;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.cal-explain-blocks {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.cal-why-block {
  padding: var(--space-4);
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.cal-why-q {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-gold-400);
  margin-bottom: var(--space-2);
}

.cal-why-a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---- NERD MODE TOGGLE ---- */

.cal-nerd-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  margin-left: auto;
  user-select: none;
}

.cal-nerd-toggle input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-gold-400);
  cursor: pointer;
}

.cal-nerd-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cal-nerd-toggle input:checked + .cal-nerd-label {
  color: var(--color-gold-400);
}

.cal-nerd-detail {
  margin-top: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(212, 160, 23, 0.04);
  border-left: 2px solid var(--color-gold-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  line-height: 1.6;
}

/* ---- INTERCALARY FOOTNOTE ---- */

.cal-footnote {
  padding: var(--space-4);
  background: rgba(212, 160, 23, 0.04);
  border: 1px solid rgba(212, 160, 23, 0.15);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.cal-footnote strong {
  color: var(--color-gold-400);
}

/* ---- DID YOU KNOW ---- */

.cal-did-you-know {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-5);
}

.cal-dyk-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-purple-400);
  margin-bottom: var(--space-3);
}

.cal-dyk-desc {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.cal-dyk-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cal-dyk-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

.cal-dyk-item a {
  color: var(--color-blue-400);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid rgba(96, 165, 250, 0.25);
  transition: border-color var(--transition-base);
}

.cal-dyk-item a:hover {
  border-color: var(--color-blue-400);
}

.cal-dyk-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gold-400);
  flex-shrink: 0;
  margin-top: 8px;
}

/* ---- RESPONSIVE ---- */

@media (max-width: 700px) {
  .cal-controls {
    flex-direction: column;
    align-items: stretch;
  }
  .cal-nav {
    justify-content: center;
  }
  .cal-cell {
    min-height: 64px;
    padding: 4px;
  }
  .cal-greg,
  .cal-trad {
    font-size: var(--text-sm);
  }
  .cal-sub {
    display: none;
  }
  .cal-explain-blocks {
    grid-template-columns: 1fr;
  }
  .cal-legend {
    gap: var(--space-2);
  }
  .cal-jump {
    gap: var(--space-2);
  }
}