.time-zones {
  position: fixed;
  top: 24px;
  right: calc(max(27.6vw, 370px) + 30px);
  z-index: 39;
  font-size: 12px;
}

.time-zone-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper) 93%, transparent);
  color: var(--ink);
  box-shadow: 0 3px 14px rgba(0,0,0,0.04);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  font: inherit;
  cursor: pointer;
}

.time-zone-toggle:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.local-zone-offset { color: var(--muted); font-size: 10px; }
.time-zone-toggle time, .time-zone-row time { font-variant-numeric: tabular-nums; }
.zone-chevron { width: 11px; height: 11px; transition: transform 220ms ease; }
.time-zones.is-open .zone-chevron { transform: rotate(180deg); }

.time-zone-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  width: 290px;
  padding-top: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: opacity 180ms ease, transform 220ms ease, visibility 180ms;
}

.time-zones.is-open .time-zone-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.time-zone-panel {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--paper) 96%, transparent);
  color: var(--ink);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.10);
}

.time-zone-caption { margin: 0 0 10px; color: var(--muted); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; }
.time-zone-local { padding-bottom: 12px; margin-bottom: 14px; border-bottom: 1px solid var(--line); }
.time-zone-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 6px 0; }
.time-zone-row span { display: flex; flex-direction: column; gap: 3px; }
.time-zone-row small { color: var(--muted); font-size: 10px; font-weight: 400; }
.time-zone-row strong { font-weight: 500; }
.matrix-board { display: grid; gap: 9px; padding-top: 3px; }
.matrix-row { display: flex; width: 100%; gap: 1px; }
.matrix-cell { flex: 1; min-width: 0; aspect-ratio: 30 / 44; overflow: hidden; }
.matrix-reel { display: block; width: 100%; }
.matrix-cell svg { display: block; width: 100%; height: auto; aspect-ratio: 30 / 44; }
body.modal-open .time-zones { visibility: hidden; }

@media (max-width: 900px) {
  .time-zones { right: 26px; }
}

@media (max-width: 700px) {
  .time-zones { top: max(20px, env(safe-area-inset-top)); right: 16px; font-size: 11px; }
  .time-zone-toggle { gap: 7px; padding: 9px 10px; max-width: calc(100vw - 100px); }
  .local-zone-offset { font-size: 9px; }
  .time-zone-dropdown { width: min(290px, calc(100vw - 32px)); }
}

@media (prefers-reduced-motion: reduce) {
  .time-zone-dropdown, .zone-chevron { transition: none; }
}


#local-matrix { width:220px; }
.reading-page .time-zones { top:26px; right:24px; z-index:50; }
@media(max-width:700px) {
  .reading-page .time-zones { top:max(20px,env(safe-area-inset-top)); right:18px; }
  #local-matrix { width:min(220px,calc(100vw - 190px)); }
  .time-zone-toggle { max-width:calc(100vw - 150px); padding:9px 8px; }
}