@font-face {
  font-family: Poppins;
  src: url(poppins-regular.ttf) format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: Poppins;
  src: url(poppins-semibold.ttf) format("truetype");
  font-weight: 600;
  font-display: swap;
}
:root {
  color-scheme: dark;
  --bg: #15120f;
  --surface: #211b16;
  --ink: #fff5eb;
  --muted: #cfbdad;
  --line: #49382b;
  --accent: #ff9a4a;
  --side: clamp(16px, 4vw, 42px);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.6 Poppins, system-ui, sans-serif; }
button, input, textarea { font: inherit; }
button {
  min-height: 44px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}
button:hover, button[aria-pressed="true"] { border-color: var(--accent); }
button[aria-pressed="true"] { color: var(--accent); }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible, textarea:focus-visible, a:focus-visible, .reader:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.primary { background: var(--accent); border-color: var(--accent); color: #24150b; font-weight: 600; }
.setup {
  width: min(100%, 1000px);
  margin: auto;
  padding: max(20px, env(safe-area-inset-top)) max(var(--side), env(safe-area-inset-right))
    max(28px, env(safe-area-inset-bottom)) max(var(--side), env(safe-area-inset-left));
}
.masthead { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; }
.brand { margin: 0; color: var(--accent); font-size: 11px; font-weight: 600; letter-spacing: .11em; }
.back-link { color: var(--muted); font-size: 12px; text-underline-offset: 4px; }
h1 { margin: 22px 0 6px; font-size: clamp(30px, 7vw, 52px); line-height: 1.1; letter-spacing: -.045em; }
.intro { margin: 0 0 20px; color: var(--muted); }
.workspace { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 12px; }
.panel { min-width: 0; padding: clamp(14px, 3vw, 24px); background: var(--surface); border: 1px solid var(--line); border-radius: 16px; }
.script-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 8px; }
h2, .script-heading label { margin: 0; font-size: 16px; font-weight: 600; }
#wordCount { color: var(--muted); font-size: 11px; }
textarea {
  display: block;
  width: 100%;
  min-height: 150px;
  height: clamp(150px, 35svh, 315px);
  margin: 10px 0 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
  resize: vertical;
}
textarea::placeholder { color: #baa697; }
.mirror-setting { display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 12px 0; }
.mirror-setting strong, .mirror-setting small { display: block; }
.mirror-setting small, .hint { color: var(--muted); font-size: 11px; }
.mirror-setting input { width: 24px; height: 24px; flex: none; }
input { accent-color: var(--accent); }
.slider { display: block; margin: 10px 0; }
.slider span { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 3px 8px; font-size: 12px; }
.slider output { color: var(--accent); font-variant-numeric: tabular-nums; }
.slider input { width: 100%; min-height: 24px; margin: 5px 0 0; }
.hint { margin: 0; }
.reading-hints { display: grid; gap: 4px; }
.setup-action { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.setup-action .primary { flex: none; }

.stage {
  --font: 38px;
  --reading-line: 36%;
  --lead: calc(36dvh - var(--font) * .7);
  --tail: 64dvh;
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #000;
  color: #fff9f0;
}
.reader { position: absolute; inset: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: none; }
.reader::-webkit-scrollbar { display: none; }
.reader:focus-visible { outline-offset: -3px; }
.track {
  width: min(100%, 1100px);
  margin: 0 auto;
  padding: 30vh max(var(--side), env(safe-area-inset-right)) 64vh max(var(--side), env(safe-area-inset-left));
  padding-block: max(0px, var(--lead)) var(--tail);
}
.script-text {
  font-size: var(--font);
  line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-weight: 600;
}
.mirrored .script-text, .mirrored .countdown, .mirrored .speed-feedback { transform: scaleX(-1); }
.guide {
  position: absolute;
  left: max(4px, env(safe-area-inset-left));
  right: max(4px, env(safe-area-inset-right));
  top: var(--reading-line);
  pointer-events: none;
  display: flex;
  justify-content: space-between;
}
.guide::before, .guide::after {
  content: "";
  width: 0;
  height: 0;
  border: 5px solid transparent;
  border-left-color: var(--accent);
}
.guide::after { transform: rotate(180deg); }
.countdown {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: #000c;
  color: var(--accent);
  font-size: clamp(64px, 18vw, 120px);
  font-weight: 600;
  pointer-events: none;
}
.progress { position: absolute; top: env(safe-area-inset-top); left: 0; width: 100%; height: 3px; border: 0; accent-color: var(--accent); }
.speed-feedback {
  position: absolute;
  top: calc(env(safe-area-inset-top) + 12px);
  right: max(12px, env(safe-area-inset-right));
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--bg);
  color: var(--accent);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}
.controls {
  position: absolute;
  left: 50%;
  bottom: max(10px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(520px, calc(100% - max(12px, env(safe-area-inset-left)) - max(12px, env(safe-area-inset-right))));
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #18130eee;
  transition: opacity .18s ease-out;
}
.stage.playing .controls:not(:focus-within) { opacity: 0; pointer-events: none; }
.control-row { display: flex; gap: 6px; justify-content: center; }
.control-row + .control-row { margin-top: 6px; }
.controls button { min-width: 44px; padding: 7px 9px; font-size: 12px; }
.stage-status { margin: 4px 0 0; text-align: center; color: var(--muted); font-size: 10px; }
@media (max-width: 640px) {
  .workspace { grid-template-columns: 1fr; }
  .setup-action { align-items: stretch; flex-direction: column; }
}
@media (orientation: landscape) and (max-height: 500px) {
  .controls { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; width: max-content; max-width: 94vw; gap: 5px; }
  .control-row + .control-row { margin-top: 0; }
  .stage-status { flex-basis: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .controls { transition: none; }
}