/* =========================================================
   DISCOURSE — Event calendar
   Uses only the design tokens defined in main.css.
   ========================================================= */

:root {
  /* Fallback when an event has no category, or its category has no colour. */
  --event-color: var(--color-accent);
  --calendar-cell-min: 7.5rem;
}

/* === View switcher === */
.calendar-views {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
}

/* === Prev / next === */
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.calendar-nav__label {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 300;
  text-align: center;
  min-width: 12ch;
  margin: 0;
}

.calendar-nav__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 1.5rem;
  line-height: 1;
  transition: border-color var(--duration) var(--ease-out),
              color var(--duration) var(--ease-out);
}

.calendar-nav__arrow:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

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

/* === Grid shell === */
.calendar {
  margin-bottom: var(--space-lg);
}

.calendar__head,
.calendar__week {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 1px;
}

.calendar__weekday {
  padding: var(--space-xs) 0;
  text-align: center;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.calendar__week {
  margin-bottom: 1px;
}

/* === Day cell === */
.calendar__day {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  /* Lets the cell shrink below its content's min-content width, so a long
     event title wraps instead of widening the whole grid. */
  min-width: 0;
  min-height: var(--calendar-cell-min);
  padding: var(--space-xs);
  background: var(--color-bg-elevated);
  border: 1px solid transparent;
  transition: background var(--duration) var(--ease-out);
}

.calendar__day:hover {
  background: var(--color-bg-hover);
}

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

.calendar__day--outside {
  background: var(--color-bg);
}

.calendar__day--outside .calendar__daynum {
  color: var(--color-text-faint);
  opacity: 0.5;
}

.calendar__day--today {
  border-color: var(--color-accent);
}

.calendar__day--today .calendar__daynum {
  color: var(--color-accent);
}

.calendar__daynum {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1;
}

/* Full date only appears in the stacked mobile layout. */
.calendar__dayfull {
  display: none;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.calendar__events {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* === Week view day columns === */
.calendar__day--week {
  min-height: 20rem;
}

.calendar__dayhead {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2px;
}

.calendar__dayname {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

/* === Event chip === */

/* Wrapper exists so the hover panel can be a sibling of the link rather than a
   child, which keeps the link's accessible name to just the event title. */
.event-chip-wrap {
  position: relative;
}

/* Lift the hovered chip above neighbouring cells so the panel is not covered.
   The day cell is also lifted, because it establishes its own stacking context. */
.event-chip-wrap:hover,
.event-chip-wrap:focus-within {
  z-index: 40;
}

.calendar__day:hover,
.calendar__day:focus-within {
  z-index: 30;
}

.event-chip {
  display: block;
  padding: 4px 6px 4px 8px;
  border-left: 3px solid var(--event-color);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.75rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
  transition: background var(--duration) var(--ease-out);
}

.event-chip:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.event-chip:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.event-chip__dot {
  display: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--event-color);
}

.event-chip__time {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
}

.event-chip__title {
  display: block;
  color: var(--color-text);
}

.event-chip--cancelled .event-chip__title {
  text-decoration: line-through;
  color: var(--color-text-faint);
}

.event-chip__status {
  display: inline-block;
  margin-top: 2px;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.event-chip__status--cancelled {
  color: #c08a8a;
}

/* === Chip hover panel === */
.event-chip__popover {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 50;
  width: max-content;
  max-width: 20rem;
  display: flex;
  flex-direction: column;
  /* No padding here: the thumbnail runs to the panel edges. The body below
     carries the inset instead. */
  padding: 0;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-hover);
  border-left: 3px solid var(--event-color);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.18s var(--ease-out),
              transform 0.18s var(--ease-out),
              visibility 0.18s;
}

/* Flipped for the last two columns, where opening rightwards would run off. */
.event-chip-wrap--flip .event-chip__popover {
  left: auto;
  right: 0;
}

.event-chip-wrap:hover .event-chip__popover,
.event-chip-wrap:focus-within .event-chip__popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.event-chip__popover-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.event-chip__popover-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: var(--space-sm);
}

.event-chip__popover-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.25;
  color: var(--color-text);
}

.event-chip__popover-when {
  font-size: 0.75rem;
  color: var(--color-accent);
}

.event-chip__popover-time {
  color: var(--color-text-muted);
}

.event-chip__popover-meta {
  font-size: 0.75rem;
  color: var(--color-text-faint);
}

.event-chip__popover-excerpt {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.event-chip__popover-status {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #c08a8a;
}

/* Touch devices have no hover, and a panel that only appears on tap would
   fight the tap that should open the event. */
@media (hover: none) {
  .event-chip__popover {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .event-chip__popover {
    transition: none;
    transform: none;
  }
}

/* === List view === */
.calendar--list {
  max-width: 820px;
  margin: 0 auto;
}

.calendar-list__day + .calendar-list__day {
  margin-top: var(--space-lg);
}

.calendar-list__date {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  padding-bottom: var(--space-xs);
  margin-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  font-size: 1.1rem;
}

.calendar-list__weekday {
  font-family: var(--font-display);
  color: var(--color-text);
}

.calendar-list__full {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.calendar-list__events {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* === Event card === */
.event-card {
  position: relative;
  display: grid;
  grid-template-columns: 10rem 1fr auto;
  gap: var(--space-md);
  align-items: start;
  padding: var(--space-sm) var(--space-sm) var(--space-sm) var(--space-md);
  border-left: 3px solid var(--event-color);
  background: var(--color-bg-elevated);
  transition: background var(--duration) var(--ease-out);
}

/* The whole card is the click target, not just the title text. One real link
   stretched over the card, so there are no nested or duplicate links for a
   screen reader to wade through. */
.event-card__title a::after {
  content: '';
  position: absolute;
  inset: 0;
}

.event-card:focus-within {
  background: var(--color-bg-card);
}

.event-card__title a:focus-visible::after {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.event-card:hover {
  background: var(--color-bg-card);
}

.event-card__time {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.event-card__title {
  font-size: 1.25rem;
  margin: 0 0 0.25rem;
}

.event-card__title a {
  color: var(--color-text);
}

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

.event-card--cancelled .event-card__title a {
  text-decoration: line-through;
  color: var(--color-text-faint);
}

.event-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-faint);
  max-width: none;
}

.event-card__excerpt {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.event-card__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-xs);
  /* Tickets opens somewhere else, so it sits above the stretched link. */
  position: relative;
  z-index: 1;
}

.event-card--has-thumb {
  grid-template-columns: 10rem 5rem 1fr auto;
}

.event-card__thumb img {
  width: 5rem;
  height: 5rem;
  object-fit: cover;
}

/* === Add to calendar === */
.event-single__addto {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.event-single__addto-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-right: var(--space-xs);
}

/* === Shortcode teaser === */
.events-teaser {
  margin: var(--space-lg) 0;
}

.events-teaser__heading {
  font-size: 1.4rem;
  margin-bottom: var(--space-sm);
}

.events-teaser__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.events-teaser__list--chips {
  gap: 4px;
}

.events-teaser__more {
  margin-top: var(--space-sm);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* === Empty states === */
.calendar-empty {
  text-align: center;
  padding: var(--space-xl) 0;
  margin: 0 auto;
  max-width: none;
}

/* === Single event === */
.event-single__category {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--event-color);
  margin-bottom: var(--space-xs);
}

.event-single__notice {
  padding: var(--space-sm);
  margin-bottom: var(--space-md);
  border-left: 3px solid var(--color-text-faint);
  background: var(--color-bg-elevated);
  font-size: 0.9rem;
  max-width: none;
}

.event-single__notice--cancelled {
  border-left-color: #c08a8a;
  color: #c08a8a;
}

.event-single__notice--postponed {
  border-left-color: var(--color-accent);
  color: var(--color-accent);
}

.event-single__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  padding: var(--space-md) 0;
  margin-bottom: var(--space-md);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.event-fact dt {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 0.4rem;
}

.event-fact dd {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  color: var(--color-text);
}

.event-fact__time,
.event-fact__address {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.event-hosts {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.event-host {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
}

.event-host__photo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.event-single__actions {
  margin-top: var(--space-lg);
}

.event-single__back {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =========================================================
   RESPONSIVE

   The month and week grids collapse to a single column and days with
   nothing on drop out, so the same markup reads as a list on a phone.
   Rendering a separate list would duplicate every event for screen readers.
   ========================================================= */
@media (max-width: 768px) {

  .calendar__head {
    display: none;
  }

  /* minmax(0, 1fr), not 1fr: a bare 1fr track has an auto minimum, so a long
     event title would push the track wider than the viewport. */
  .calendar__week {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    margin-bottom: 4px;
  }

  .calendar-views .btn--small {
    padding: 0.6em 1em;
    letter-spacing: 0.12em;
  }

  .calendar__day {
    min-height: 0;
  }

  .calendar__day--empty,
  .calendar__day--outside {
    display: none;
  }

  .calendar__daynum {
    display: none;
  }

  .calendar__dayfull {
    display: block;
  }

  .calendar__day--week .calendar__dayhead {
    display: none;
  }

  .calendar__day--week {
    min-height: 0;
  }

  .event-card,
  .event-card--has-thumb {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .event-card__thumb img {
    width: 100%;
    height: 10rem;
  }

  .event-card__actions {
    align-items: flex-start;
    flex-direction: row;
    gap: var(--space-sm);
  }

  .calendar-nav {
    gap: var(--space-sm);
  }
}

/* === Subscribe === */
.calendar-subscribe {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  /* The theme caps every p at 65ch, which would leave this rule and its
     label stranded in the left of the container. */
  max-width: none;
}