/* National Day tab system and Why tab. */

input[name="event-tab"] { display: none; }

.event-tabs {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

.event-tablist {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  padding: 5px;
  margin-bottom: 16px;
  background: var(--page-soft);
  border: 1px solid var(--page-line);
  border-radius: 999px;
  overflow-x: auto;
  scrollbar-width: none;
}

.event-tablist::-webkit-scrollbar { display: none; }

.event-tab-label {
  flex: 0 0 auto;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--page-muted);
  cursor: pointer;
  border-radius: 999px;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
  user-select: none;
}

.event-tab-label:hover { color: var(--page-ink); }

.event-tab-panels {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
}

.event-tab-panel { display: none; }

#tab-why:checked ~ .event-tab-panels #panel-why,
#tab-food:checked ~ .event-tab-panels #panel-food,
#tab-culture:checked ~ .event-tab-panels #panel-culture {
  display: block;
}

#tab-why:checked ~ .event-tablist label[for="tab-why"],
#tab-food:checked ~ .event-tablist label[for="tab-food"],
#tab-culture:checked ~ .event-tablist label[for="tab-culture"] {
  color: var(--os-surface);
  background: var(--page-theme);
}

.event-panel-inner { padding-bottom: 24px; }

.event-key-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.event-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 16px;
  background: var(--page-soft);
  border: 1px solid var(--page-line);
  border-radius: 10px;
  font-size: 12px;
  color: var(--page-muted);
}

.event-fact strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--page-ink);
}

.event-about-body > * {
  margin: 0 0 12px;
  line-height: 1.65;
  color: var(--page-muted);
}

.event-about-body > :last-child { margin-bottom: 0; }

.event-category-link {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--page-theme);
}

.event-category-link:hover { text-decoration: underline; }

.nd-flag-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 8px;
}

.nd-flag-panel {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--page-line);
  border-radius: 16px;
}

.nd-flag-row {
  display: grid;
  grid-template-columns: minmax(128px, 0.3fr) minmax(240px, 1fr);
  gap: 12px;
  align-items: center;
}

.nd-flag-panel > * {
  margin: 0;
  color: var(--page-muted);
  line-height: 1.38;
}

.national-day .event-tabs {
  padding: clamp(10px, 1.4vw, 18px);
  border: 1px solid var(--page-line);
  border-radius: 20px;
  background: color-mix(in srgb, var(--os-surface) 88%, transparent);
  box-shadow: 0 18px 46px color-mix(in srgb, var(--os-scrim) 7%, transparent);
}

.national-day .event-tab-panels {
  padding-right: 4px;
}

.national-day .event-panel-inner {
  padding: 0 0 18px;
}

.national-day .event-tablist {
  padding: 6px;
  background: var(--page-soft);
}

.national-day .event-tab-label {
  color: var(--page-muted);
}

.national-day .event-about-body {
  max-width: 980px;
  padding: 14px 16px;
  border: 1px solid var(--page-line);
  border-radius: 16px;
  background: color-mix(in srgb, var(--os-surface) 96%, transparent);
}

.national-day .event-about-body > * {
  line-height: 1.6;
  color: var(--page-muted);
}

.national-day .event-key-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.national-day .event-timeline {
  position: relative;
  gap: 0;
  margin: 0 0 8px;
  padding: 10px 0 0;
  list-style: none;
}

.national-day .event-timeline::before {
  content: "";
  position: absolute;
  top: 30px;
  right: 14%;
  left: 14%;
  height: 2px;
  background: var(--page-line);
}

.national-day .event-fact {
  position: relative;
  overflow: hidden;
  min-height: 0;
  padding: 0 12px;
  border-radius: 16px;
}

.national-day .event-timeline .event-fact {
  align-items: center;
  justify-items: center;
  text-align: center;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.national-day .event-timeline .event-fact::before {
  content: "";
  position: relative;
  z-index: 1;
  display: block;
  width: 13px;
  height: 13px;
  margin-bottom: 8px;
  border: 3px solid var(--os-surface);
  border-radius: 50%;
  background: var(--page-theme);
  box-shadow: 0 0 0 1px var(--page-line);
}

.national-day .event-fact::after {
  content: none;
}

.national-day .event-fact strong {
  color: var(--page-ink);
  font-size: 23px;
}

.national-day .event-timeline .event-fact strong {
  display: block;
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 0.95;
}

.national-day .event-timeline .event-fact span {
  display: block;
  max-width: 150px;
  margin-top: 5px;
  color: var(--page-muted);
  font-size: clamp(11px, 0.88vw, 13px);
  line-height: 1.25;
}

.national-day .event-category-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--page-accent);
  text-decoration: none;
}

.national-day .event-category-link:hover {
  text-decoration: underline;
}

@media (max-width: 980px) {
  .nd-flag-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .event-tabs {
    height: auto;
  }

  .event-tab-panels {
    flex: none;
    min-height: unset;
    overflow-y: visible;
  }
}

@media (max-width: 620px) {
  .national-day .event-key-facts {
    grid-template-columns: 1fr;
  }
}