.screen-viewer {
  width: min(1600px, calc(100vw - 40px));
  height: calc(100dvh - 40px);
  max-width: none;
  max-height: none;
  padding: 0;
  border: 1px solid #82643b;
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  overflow: hidden;
  box-shadow: 0 24px 90px #0009;
}
.screen-viewer::backdrop { background: #080706d9; }
.screen-viewer-shell {
  height: 100%;
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr) auto;
}
.screen-viewer-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 18px 0;
}
.screen-viewer-heading h2 { font: 650 20px/1.4 var(--font); }
.screen-viewer button {
  min-width: 44px;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--fg);
  font: 550 14px/1.4 var(--font);
  touch-action: manipulation;
}
.screen-viewer button:hover:not(:disabled) { border-color: var(--accent); background: #33291d; }
.screen-viewer button:disabled { opacity: .4; cursor: default; }
.screen-viewer button:focus-visible { outline-offset: 2px; }
.screen-viewer .screen-viewer-close { flex-shrink: 0; border-color: transparent; background: transparent; }
.screen-viewer-close span { margin-left: 8px; font-size: 24px; vertical-align: -2px; }
.screen-viewer-tabs { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); gap: 4px; padding: 8px 18px 0; }
.screen-viewer-tabs button { min-width: 0; padding-inline: 4px; border-color: transparent; background: transparent; color: var(--muted); white-space: nowrap; }
.screen-viewer-tabs button[aria-selected="true"] { border-color: #82643b; background: #3b2e1d; color: #f7dfb8; }
.screen-viewer-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 8px 18px 12px; }
.screen-viewer-image-tools, .screen-viewer-video-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.screen-viewer-zoom { display: flex; align-items: center; }
.screen-viewer-zoom button { font-size: 22px; padding: 4px; }
.screen-viewer-scale { width: 62px; text-align: center; color: var(--accent); font-size: 14px; font-variant-numeric: tabular-nums; }
.screen-viewer-viewport {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #0d1117;
  border-block: 1px solid var(--line);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  overscroll-behavior: contain;
}
.screen-viewer-viewport:focus-visible { outline-offset: -3px; }
.screen-viewer-viewport[data-pannable="true"] { cursor: grab; }
.screen-viewer-viewport[data-dragging="true"] { cursor: grabbing; }
.screen-viewer-viewport[data-media="video"] { touch-action: auto; cursor: default; }
.screen-viewer-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.screen-viewer-image {
  position: absolute;
  top: 0;
  left: 0;
  max-width: none;
  transform-origin: 0 0;
  pointer-events: none;
  will-change: transform;
}
.screen-viewer-status { position: absolute; inset: 0; display: grid; place-content: center; padding: 20px; text-align: center; color: var(--muted); pointer-events: none; }
.screen-viewer-viewport[data-media="video"] .screen-viewer-status { place-content: start center; padding: 16px 20px; background: linear-gradient(#0d1117eb, transparent 60%); color: var(--fg); font-size: 14px; line-height: 1.6; text-wrap: balance; text-shadow: 0 1px 3px #000; }
.screen-viewer-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 20px; padding: 10px 18px; color: var(--muted); font-size: 12px; }
.screen-caption-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.screen-caption-actions .text-link { white-space: nowrap; }
@media (min-width: 701px) and (max-width: 1050px) {
  .screen-viewer-tabs { grid-template-columns: repeat(20, minmax(0, 1fr)); }
  .screen-viewer-tabs button { grid-column: span 5; }
  .screen-viewer-tabs button:nth-child(-n+5) { grid-column: span 4; }
}
@media (max-width: 700px) {
  .screen-viewer { width: 100%; height: 100dvh; margin: 0; border: 0; border-radius: 0; }
  .screen-viewer-shell { padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left); }
  .screen-viewer-heading { padding: 8px 10px 0; }
  .screen-viewer-heading h2 { font-size: 18px; }
  .screen-viewer-tabs { grid-template-columns: repeat(12, minmax(0, 1fr)); padding: 6px 10px 0; }
  .screen-viewer-tabs button { grid-column: span 3; font-size: 13px; }
  .screen-viewer-tabs button:nth-child(-n+2) { grid-column: span 6; }
  .screen-viewer-tabs button:nth-child(n+3):nth-child(-n+5) { grid-column: span 4; }
  .screen-viewer-tools { padding: 6px 10px 10px; gap: 6px; }
  .screen-viewer-image-tools, .screen-viewer-video-tools { gap: 6px; }
  .screen-viewer-image-tools > button, .screen-viewer-video-tools > button { padding-inline: 9px; font-size: 13px; }
  .screen-viewer-scale { width: 50px; }
  .screen-viewer-footer { padding: 8px 10px; font-size: 11px; }
}
@media (min-width: 600px) and (max-height: 500px) {
  .screen-viewer { width: 100%; height: 100dvh; margin: 0; border: 0; border-radius: 0; }
  .screen-viewer-shell { padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left); }
  .screen-viewer-heading { padding: 4px 10px 0; }
  .screen-viewer-heading h2 { font-size: 18px; }
  .screen-viewer-tabs { display: flex; overflow-x: auto; padding: 4px 10px 0; }
  .screen-viewer-tabs button { flex: 1 0 auto; min-width: 80px; padding-inline: 8px; font-size: 13px; }
  .screen-viewer-tools { padding: 4px 10px 6px; }
  .screen-viewer-footer { padding: 4px 10px; font-size: 11px; }
}