@charset "UTF-8";
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
}

#app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  padding: 0.75rem;
  gap: 0.5rem;
}

/* ── Toolbar ── */
#toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#toolbar-right {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

/* ── Timezone combobox ── */
#tz-combobox {
  position: relative;
}

#tz-input {
  font-size: 0.9rem;
  width: 14rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-bg);
  color: var(--color-text);
}

#tz-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-shadow);
}

.tz-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 1000;
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  background: var(--color-popup-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  max-height: 16rem;
  overflow-y: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.tz-dropdown li {
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  font-size: 0.85rem;
  white-space: nowrap;
}

.tz-dropdown li:hover {
  background: var(--color-accent-bg);
}

/* ── Calendar ── */
#calendar {
  flex: 1;
  min-height: 0;
}

#calendar[hidden] {
  display: none !important;
}

/* Events: show as solid busy blocks */
.fc-event {
  border: none !important;
  font-size: 0.8rem;
  font-style: italic;
  cursor: default;
}

/* Weekend columns (Saturday/Sunday) — slightly darker background.
   Exclude today so the today highlight is not overridden. */
.fc-day-sat:not(.fc-day-today),
.fc-day-sun:not(.fc-day-today) {
  background-color: var(--color-weekend-bg) !important;
}

/* Dim past events */
.fc-event-past {
  opacity: 0.45;
}

/* List view: tighten the "Busy" text alignment */
.fc-list-event-title {
  font-style: italic;
}

/* ── Keyboard help popup ── */
.help-popup:not([hidden]) {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2000;
  background: var(--color-popup-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
  min-width: 18rem;
}

.help-title {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-subtle);
  margin-bottom: 0.6rem;
}

.help-popup table {
  border-collapse: collapse;
  width: 100%;
}

.help-popup td {
  padding: 0.18rem 0.5rem 0.18rem 0;
  font-size: 0.85rem;
  vertical-align: top;
}

.help-key {
  font-family: monospace;
  white-space: nowrap;
  color: var(--color-text-dark);
  padding-right: 1rem !important;
}

.help-hint {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-align: right;
}

/* ── Jump-to-date popup ── */
.fc-toolbar-title {
  cursor: pointer;
}

.fc-toolbar-title:hover {
  text-decoration: underline;
}

.goto-popup:not([hidden]) {
  position: fixed;
  z-index: 2000;
  background: var(--color-popup-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  width: 20rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.goto-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.goto-input {
  font-size: 1rem;
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  width: 100%;
  background-color: var(--color-bg);
  color: var(--color-text);
}

.goto-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-shadow);
}

.goto-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.goto-hint-error {
  color: var(--color-error);
}

/* ── Accessible text view ── */
#accessible-view-btn {
  font-size: 0.9rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  cursor: pointer;
}

#accessible-view-btn[aria-pressed=true] {
  background: var(--color-accent-bg);
  border-color: var(--color-accent);
  color: var(--color-accent-text);
}

#accessible-view {
  flex: 1;
  overflow-y: auto;
  padding: 0 0.25rem;
  min-height: 0;
}

#accessible-view h2 {
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
}

#accessible-view h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 1rem 0 0.25rem;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-dark);
}

#accessible-view ul {
  margin: 0;
  padding-left: 1.25rem;
}

#accessible-view li {
  padding: 0.15rem 0;
  font-size: 0.875rem;
}

/* ── Scroll-position indicators ── */
.scroll-arrow:not([hidden]) {
  position: fixed;
  z-index: 10;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-scroll-arrow-bg);
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.22);
  font-size: 10px;
  color: var(--color-text-dim);
  pointer-events: none;
  user-select: none;
}

/* ── Status bar ── */
#status {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
  min-height: 1.2em;
}

#status.error {
  color: var(--color-error);
}

/* ── Responsive ── */
@media (max-width: 600px) {
  #app {
    padding: 0.4rem;
  }
  #tz-input {
    width: 10rem;
  }
}