:root {
  color-scheme: light dark;
  --background: #faf3e4;
  --foreground: #302519;
  --card: #fffdf7;
  --muted-foreground: #655744;
  --primary: #87360e;
  --primary-foreground: #fff;
  --border: #ddcdb5;
  --cinema: #16120e;
  --cinema-text: #fff;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font:
    18px/1.65 system-ui,
    sans-serif;
}
main {
  max-width: 1148px;
  margin: auto;
  padding: 32px 24px 56px;
}
.eyebrow {
  font-size: 13px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}
h1 {
  font:
    clamp(32px, 6vw, 52px)/1.12 Georgia,
    serif;
  margin: 10px 0 16px;
}
h2 {
  font:
    28px/1.25 Georgia,
    serif;
}
.intro {
  max-width: 780px;
}
.tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--card);
  border-radius: 6px;
  font-size: 14px;
}
.note,
footer {
  font-size: 15px;
  color: var(--muted-foreground);
}
.player {
  margin: 26px 0;
  background: var(--card);
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
}
.screen {
  min-width: 0;
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--cinema);
  border-radius: 9px;
  overflow: hidden;
  position: relative;
}
video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--cinema);
}
video::cue {
  font:
    600 21px/1.4 system-ui,
    sans-serif;
  color: white;
  background: rgba(0, 0, 0, 0.82);
}
video::-webkit-media-controls-fullscreen-button {
  display: none;
}
button,
a {
  font: inherit;
}
a {
  color: var(--primary);
  text-underline-offset: 4px;
}
button {
  padding: 9px 14px;
  min-height: 48px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card);
  color: var(--foreground);
  cursor: pointer;
}
.primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border-color: var(--primary);
}
.controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 6px;
}
button:focus-visible,
a:focus-visible,
video:focus-visible {
  outline: 3px solid #197185;
  outline-offset: 4px;
}
.status {
  min-height: 25px;
  font-size: 14px;
}
.error {
  padding: 12px;
  border: 2px solid #9a3412;
  border-radius: 9px;
  background: #fff4e6;
}
.chapters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 20px 0;
}
.chapters button {
  text-align: left;
  font-size: 16px;
}
.chapters small {
  display: block;
  color: var(--muted-foreground);
}
.question {
  padding: 22px 24px;
  border-left: 3px solid var(--primary);
  background: var(--card);
  margin: 26px 0;
}
.question h2 {
  margin: 0 0 12px;
}
.question p {
  margin-bottom: 0;
}
footer {
  border-top: 1px solid var(--border);
  margin-top: 28px;
  padding-top: 16px;
}
.theatre {
  position: fixed;
  inset: 0;
  z-index: 10;
  border: 0;
  border-radius: 0;
  margin: 0;
  background: var(--cinema);
  color: #fff;
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: auto;
}
.theatre .screen {
  flex-shrink: 1;
  min-height: 0;
  width: min(100%, calc((100dvh - 180px) * 16 / 9));
  max-height: calc(100dvh - 180px);
}
.theatre .controls {
  flex-shrink: 0;
}
.theatre .status {
  flex-shrink: 0;
}
.theatre .error {
  color: var(--foreground);
}
.modal-open {
  overflow: hidden;
}
@media (max-width: 620px) {
  main {
    padding: 24px 14px 40px;
  }
  body {
    font-size: 16px;
  }
  .player {
    padding: 8px;
    margin: 20px -4px;
  }
  .chapters {
    grid-template-columns: 1fr 1fr;
  }
  .controls {
    gap: 7px;
  }
  button {
    padding: 9px 11px;
    font-size: 15px;
  }
  video::cue {
    font-size: 15px;
  }
  .theatre {
    margin: 0;
    padding: 8px;
  }
  .theatre .screen {
    width: 100%;
    max-height: calc(100dvh - 230px);
  }
  .question {
    padding: 18px;
  }
}

footer a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}
summary {
  cursor: pointer;
  min-height: 48px;
  padding: 10px 0;
}
a,
button {
  touch-action: manipulation;
}