:root {
  --bg: #060807;
  --bone: #e8e5d8;
  --bone-soft: rgba(232, 229, 216, 0.72);
  --bone-dim: rgba(232, 229, 216, 0.48);
  --line: rgba(232, 229, 216, 0.28);
  --crimson: #a3243a;
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  --sans: ui-sans-serif, system-ui, "Segoe UI", Helvetica, Arial, sans-serif;
  --pad-safe-t: env(safe-area-inset-top, 0px);
  --pad-safe-b: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--bone);
  overflow-x: clip;
}

html { scrollbar-color: #2a2f2b #0a0c0a; }

body {
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.scroll-space { position: relative; width: 100%; }

#scene {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  z-index: 0;
  pointer-events: none;
}

#water-gl, #water-fx {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: max(0.9rem, var(--pad-safe-t));
  left: 50%;
  transform: translate(-50%, -300%);
  z-index: 60;
  background: var(--bg);
  color: var(--bone);
  border: 1px solid var(--line);
  padding: 0.65em 1.2em;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform 0.25s ease;
}
.skip-link:focus, .skip-link:focus-visible { transform: translate(-50%, 0); outline: none; }

:focus-visible {
  outline: 1px dashed rgba(232, 229, 216, 0.85);
  outline-offset: 4px;
}

.chrome {
  position: fixed;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-left: clamp(1.1rem, 4vw, 3rem);
  padding-right: clamp(1.1rem, 4vw, 3rem);
  pointer-events: none;
}
.chrome-top { top: 0; padding-top: max(1.15rem, calc(var(--pad-safe-t) + 0.6rem)); }
.chrome-bottom { bottom: 0; padding-bottom: max(1.15rem, calc(var(--pad-safe-b) + 0.6rem)); align-items: flex-end; }

.wordmark {
  margin: 0;
  font-family: var(--serif);
  font-size: 0.92rem;
  letter-spacing: 0.34em;
  color: var(--bone);
}
.wordmark-dot { color: var(--bone-dim); }

.chapter {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--bone-dim);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.motion-toggle {
  pointer-events: auto;
  appearance: none;
  background: transparent;
  color: var(--bone-dim);
  border: 1px solid transparent;
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  padding: 0.55em 0.2em 0.55em 0.54em;
  cursor: pointer;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.motion-toggle:hover { color: var(--bone); }
.motion-toggle[aria-pressed="true"] { color: var(--bone); border-bottom-color: var(--line); }

.cue-block { display: flex; flex-direction: column; gap: 0.55rem; }

.scroll-cue {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.75em;
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--bone-soft);
  transition: opacity 0.6s ease;
}
.cue-line {
  width: 2.6em;
  height: 1px;
  background: var(--line);
  display: inline-block;
  animation: cue-drift 3.2s ease-in-out infinite;
}
@keyframes cue-drift {
  0%, 100% { transform: translateX(0); opacity: 0.5; }
  50% { transform: translateX(0.9em); opacity: 1; }
}

.tap-hint {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.58rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--bone-dim);
  opacity: 0.75;
}

.progress-block {
  display: flex;
  align-items: center;
  gap: 0.9em;
}
.progress-track {
  position: relative;
  width: clamp(90px, 12vw, 170px);
  height: 1px;
  background: rgba(232, 229, 216, 0.16);
  overflow: hidden;
}
.progress-fill {
  position: absolute;
  inset: 0;
  background: var(--bone-soft);
  transform-origin: left center;
  transform: scaleX(0);
}
.progress-value {
  font-family: var(--sans);
  font-size: 0.66rem;
  letter-spacing: 0.32em;
  color: var(--bone-soft);
  font-variant-numeric: tabular-nums;
  min-width: 3ch;
  text-align: right;
}

.act {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  pointer-events: none;
}

.act-intro { align-content: center; }
.intro-inner {
  padding-left: clamp(1.4rem, 9vw, 11vw);
  padding-right: 1.4rem;
  max-width: 46rem;
  will-change: transform, opacity;
}

.eyebrow {
  margin: 0 0 1.6em;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.66rem;
  letter-spacing: 0.46em;
  text-transform: uppercase;
  color: var(--bone-dim);
}

.display {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(3.1rem, 9.5vw, 8.2rem);
  line-height: 0.96;
  letter-spacing: -0.015em;
  color: var(--bone);
  text-shadow: 0 2px 30px rgba(4, 6, 5, 0.55);
}

.outline-word {
  font-style: italic;
  display: inline-block;
  margin-left: 0.85em;
  margin-top: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--bone);
  paint-order: stroke;
}
@supports not ((-webkit-text-stroke: 1px black) or (text-stroke: 1px black)) {
  .outline-word { color: var(--bone); }
}

.support {
  margin: 2.4em 0 0 0.2em;
  font-size: clamp(0.95rem, 1.5vw, 1.12rem);
  line-height: 1.85;
  color: var(--bone-soft);
  font-style: italic;
}

.whispers { position: fixed; inset: 0; z-index: 18; pointer-events: none; }
.whisper {
  position: absolute;
  left: 50%;
  top: 64%;
  transform: translateX(-50%);
  width: min(88vw, 40rem);
  margin: 0;
  text-align: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.05rem, 2.2vw, 1.5rem);
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--bone-soft);
  text-shadow: 0 1px 24px rgba(4, 6, 5, 0.8);
  opacity: 0;
  visibility: hidden;
}
.whisper.is-on { visibility: visible; }
.whisper-num {
  display: block;
  margin-bottom: 1.1em;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.6rem;
  letter-spacing: 0.5em;
  color: var(--bone-dim);
}

.act-ending {
  align-items: center;
  justify-content: end;
  visibility: hidden;
  opacity: 0;
}
.ending-inner {
  text-align: right;
  padding-right: clamp(1.4rem, 9vw, 11vw);
  padding-left: 1.4rem;
}
.byline {
  margin: -0.9em 0 2.2em;
  font-size: 0.95rem;
  font-style: italic;
  color: var(--bone-dim);
}
.display-end { font-size: clamp(2.7rem, 8vw, 7rem); }
.display-end .outline-word { margin-left: 0.6em; margin-right: 0.1em; }

.walk-again {
  pointer-events: auto;
  appearance: none;
  margin-top: 3em;
  background: transparent;
  color: var(--bone);
  border: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.66rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  padding: 1.05em 2.1em 1.05em 2.52em;
  cursor: pointer;
  transition: background 0.35s ease, color 0.35s ease, border-color 0.35s ease;
}
.walk-again:hover { background: var(--bone); color: #101310; border-color: var(--bone); }
.act-ending.is-on { visibility: visible; }
.act-ending.is-shown { opacity: 1; transition: opacity 0.5s ease; }

@media (max-width: 720px) {
  .chapter { display: none; }
  .intro-inner { padding-left: clamp(1.3rem, 7vw, 4rem); }
  .display { font-size: clamp(2.7rem, 13.5vw, 4.6rem); }
  .whisper { top: 60%; width: 86vw; }
  .eyebrow { letter-spacing: 0.36em; font-size: 0.6rem; }
  .support { line-height: 1.7; }
  .ending-inner { padding-right: clamp(1.3rem, 7vw, 4rem); }
  .display-end { font-size: clamp(2.3rem, 11.5vw, 4.2rem); }
  .tap-hint { font-size: 0.54rem; }
}

@media (max-width: 400px) {
  .wordmark { font-size: 0.8rem; letter-spacing: 0.28em; }
  .motion-toggle { letter-spacing: 0.24em; }
  .progress-track { width: 64px; }
  .scroll-cue { letter-spacing: 0.28em; }
  .cue-block { gap: 0.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .cue-line { animation: none; }
  .skip-link { transition: none; }
}