:root {
  --reader-bg: #171717;
  --reader-fg: #ffffff;
  --reader-muted: #a5a5a5;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
  background: var(--reader-bg);
  color: var(--reader-fg);
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono",
    "Courier New", monospace;
}

body {
  overflow: hidden;
}

button {
  font: inherit;
}

.standalone-reader {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  width: min(100%, 1500px);
  height: 100dvh;
  margin: 0 auto;
  padding: 16px;
}

.standalone-reader-header {
  padding: 2px 4px 14px;
  text-align: center;
}

.standalone-reader-kicker,
.standalone-reader-title {
  margin: 0;
}

.standalone-reader-kicker {
  color: var(--reader-muted);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.standalone-reader-title {
  margin-top: 3px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.standalone-reader-stage {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 52px;
  align-items: center;
  min-height: 0;
  overflow: hidden;
  touch-action: pan-y;
}

.standalone-reader-page {
  display: grid;
  place-items: center;
  height: 100%;
  min-height: 0;
  overflow: hidden;
}

.standalone-reader-page img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100dvh - 142px);
  background: #ffffff;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.48);
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.standalone-reader-arrow {
  width: 44px;
  height: 58px;
  border: 0;
  background: transparent;
  color: var(--reader-fg);
  font-size: 22px;
  cursor: pointer;
}

.standalone-reader button:disabled {
  opacity: 0.22;
  cursor: default;
}

.standalone-reader-controls {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
}

.standalone-reader-controls button {
  border: 0;
  background: transparent;
  color: var(--reader-fg);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.standalone-reader-controls button:first-child {
  justify-self: start;
}

.standalone-reader-controls button:last-child {
  justify-self: end;
}

.standalone-reader-count,
.standalone-reader-hint {
  margin: 0;
  color: var(--reader-muted);
  font-size: 10px;
  text-align: center;
  letter-spacing: 0.1em;
}

.standalone-reader-hint {
  padding-top: 5px;
}

@media (max-width: 620px) {
  .standalone-reader {
    padding: 10px 8px;
  }

  .standalone-reader-stage {
    grid-template-columns: 0 minmax(0, 1fr) 0;
  }

  .standalone-reader-arrow {
    visibility: hidden;
  }

  .standalone-reader-page img {
    max-height: calc(100dvh - 132px);
  }
}