:root {
  --bg: #060a12;
  --ink: #f3efe7;
  --muted: rgba(243, 239, 231, 0.68);
  --faint: rgba(243, 239, 231, 0.38);
  --rule: rgba(243, 239, 231, 0.14);
  --amber: #f2a94a;
  --display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --text: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --gutter: clamp(18px, 5vw, 76px);
  --beats: 1;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; overflow-x: clip; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.55 var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; z-index: 0; }

.grain {
  position: fixed; inset: 0; z-index: 2; pointer-events: none; opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
.vignette {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(120% 95% at 50% 50%, transparent 52%, rgba(2, 4, 8, 0.6) 100%);
}

/* chrome */
.top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px var(--gutter);
}
.wordmark {
  font: 500 1.05rem/1 var(--display); letter-spacing: -0.01em;
  color: var(--ink); text-decoration: none;
}
.top-meta {
  font: 500 0.7rem/1 var(--text); letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--faint);
}
.top-right { display: flex; align-items: center; gap: 18px; }
.sound {
  display: inline-flex; align-items: center; gap: 8px; min-height: 32px;
  font: 500 0.68rem/1 var(--text); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--faint); background: rgba(6, 10, 18, 0.35); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--rule); border-radius: 999px; padding: 7px 13px 7px 10px; cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.sound:hover { color: var(--ink); }
.sound:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.sound svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
.sound .spk { fill: currentColor; stroke: none; }
.sound .w { display: none; }
.sound[aria-pressed="true"] { color: var(--amber); border-color: rgba(242, 169, 74, 0.45); }
.sound[aria-pressed="true"] .w { display: inline; }
.sound[aria-pressed="true"] .x { display: none; }

.rail {
  position: fixed; right: var(--gutter); top: 50%; transform: translateY(-50%); z-index: 10;
  display: flex; flex-direction: row-reverse; gap: 14px; align-items: stretch;
}
.rail-line { width: 1px; background: var(--rule); position: relative; }
.rail-fill { position: absolute; top: 0; left: 0; width: 100%; height: 0; background: var(--amber); transition: height 0.25s linear; }
.rail ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; text-align: right; }
.rail a {
  font: 500 0.68rem/1 var(--text); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--faint); text-decoration: none; transition: color 0.35s;
}
.rail a:hover, .rail a.is-active { color: var(--ink); }

.clock {
  position: fixed; top: 64px; right: var(--gutter); z-index: 10; text-align: right;
  opacity: 0; transform: translateY(-6px); transition: opacity 0.5s, transform 0.5s; pointer-events: none;
}
.clock.is-on { opacity: 1; transform: none; }
.clock-label { display: block; font: 500 0.66rem/1 var(--text); letter-spacing: 0.16em; text-transform: uppercase; color: var(--faint); margin-bottom: 8px; }
.clock-time { font: 300 2.4rem/1 var(--display); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.clock-ampm { font: 500 0.7rem/1 var(--text); letter-spacing: 0.12em; color: var(--muted); margin-left: 8px; }
/* scrubbing the four minutes */
.scrub { width: 250px; margin: 12px 0 0 auto; padding: 12px 0; cursor: ew-resize; touch-action: none; pointer-events: none; }
.clock.is-on .scrub { pointer-events: auto; }
.scrub-track { position: relative; height: 2px; background: var(--rule); border-radius: 1px; }
.scrub-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--amber); }
.scrub-fill::after { content: ""; position: absolute; right: -5px; top: -4px; width: 10px; height: 10px; border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 3px rgba(242, 169, 74, 0.35); }
.scrub-tick { position: absolute; top: -4px; width: 1px; height: 10px; background: rgba(243, 239, 231, 0.5); }
.scrub-tick.is-hit { background: #e86a4f; top: -6px; height: 14px; width: 2px; }
.scrub:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 3px; }
.scrub-note { width: 250px; margin: 0 0 0 auto; min-height: 2.7em; font: 400 0.8rem/1.35 var(--text); color: var(--muted); text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6); }
.scrub-note b { font-weight: 500; color: var(--ink); font-variant-numeric: tabular-nums; margin-right: 6px; }

/* story */
#story { position: relative; z-index: 3; }
.chapter { min-height: calc(var(--beats) * 100vh); display: flex; flex-direction: column; }
.beat { flex: 1 0 100vh; display: flex; align-items: center; padding: 0 var(--gutter); }
@supports (height: 100svh) {
  .chapter { min-height: calc(var(--beats) * 100svh); }
  .beat { flex-basis: 100svh; }
}

.copy {
  position: relative; max-width: 34rem; margin-left: clamp(0px, 4vw, 56px);
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.copy::before {
  content: ""; position: absolute; inset: -40px -64px; z-index: -1;
  background: radial-gradient(closest-side, rgba(6, 10, 18, 0.5), rgba(6, 10, 18, 0));
  filter: blur(24px);
}
.beat.is-in .copy { opacity: 1; transform: none; }
.copy-hero { max-width: 44rem; }
.copy-center { margin: 0 auto; max-width: 36rem; }

.eyebrow {
  font: 600 0.7rem/1.3 var(--text); letter-spacing: 0.17em; text-transform: uppercase;
  color: var(--amber); margin: 0 0 18px;
}
h1 {
  font: 300 clamp(3.4rem, 9.5vw, 8rem)/0.96 var(--display); letter-spacing: -0.035em;
  margin: 0 0 22px; font-variation-settings: "opsz" 144;
}
h2 {
  font: 300 clamp(2.2rem, 5.2vw, 4.2rem)/1.02 var(--display); letter-spacing: -0.028em;
  margin: 0 0 18px; font-variation-settings: "opsz" 120;
}
h3 {
  font: 300 clamp(1.75rem, 3.8vw, 2.7rem)/1.06 var(--display); letter-spacing: -0.022em;
  margin: 0 0 16px; font-variation-settings: "opsz" 96;
}
.copy p { margin: 0 0 14px; color: var(--muted); max-width: 32rem; }
.copy { text-shadow: 0 1px 2px rgba(2, 4, 8, 0.55), 0 0 28px rgba(2, 4, 8, 0.45); }
.chapter-end .copy::before, .chapter-six .copy::before { background: radial-gradient(closest-side, rgba(6, 10, 18, 0.78), rgba(6, 10, 18, 0)); }
.copy p em { font-style: italic; color: var(--ink); }
.lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); line-height: 1.45; max-width: 36rem !important; }
.attrib { font: italic 300 1rem/1.4 var(--display); color: var(--faint); }

.cue {
  margin-top: 44px; display: flex; align-items: center; gap: 14px;
  font: 500 0.68rem/1 var(--text); letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint);
}
.cue-line { display: block; width: 1px; height: 52px; background: linear-gradient(var(--amber), transparent); transform-origin: top; animation: cue 2.4s ease-in-out infinite; }
@keyframes cue { 0% { transform: scaleY(0); opacity: 0; } 35% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1) translateY(20px); opacity: 0; } }

.stats {
  display: grid; grid-template-columns: repeat(4, auto); justify-content: start; gap: 22px 36px;
  margin: 26px 0 0; padding: 22px 0 0; border-top: 1px solid var(--rule);
}
.stats dt { font: 500 0.66rem/1 var(--text); letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); margin: 0 0 9px; }
.stats dd { margin: 0; font: 300 1.95rem/1 var(--display); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stats dd small { font-size: 0.55em; color: var(--muted); margin-left: 3px; }

.names { list-style: none; margin: 0 0 28px; padding: 0; }
.names li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 24px;
  padding: 15px 0; border-bottom: 1px solid var(--rule);
  font: 400 clamp(1.25rem, 2.6vw, 1.7rem)/1.2 var(--display); letter-spacing: -0.012em;
}
.names li small { font: 400 0.85rem/1 var(--text); color: var(--faint); font-variant-numeric: tabular-nums; }

.asof { margin: 14px 0 0; font-size: 0.78rem; color: var(--faint); }
.sources { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--rule); }
.sources ul { list-style: none; margin: 0 0 18px; padding: 0; }
.sources li { margin: 0 0 9px; font-size: 0.9rem; }
.sources a { color: var(--muted); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 3px; }
.sources a:hover { color: var(--ink); text-decoration-color: var(--amber); }
.fine { font-size: 0.8rem; line-height: 1.5; color: var(--faint); }

.nogl { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 20; max-width: 36rem; padding: 12px 16px; border: 1px solid var(--rule); background: rgba(6, 10, 18, 0.9); border-radius: 6px; font-size: 0.85rem; color: var(--muted); }
.nogl[hidden] { display: none; }

@media (max-width: 760px) {
  .rail, .top-meta { display: none; }
  .sound-label { display: none; }
  .sound { padding: 8px; min-width: 34px; justify-content: center; }
  .top { padding: 18px var(--gutter); }
  .clock { top: 56px; }
  .clock-time { font-size: 1.7rem; }
  .scrub, .scrub-note { width: 190px; }
  .beat { align-items: flex-end; padding-bottom: 11vh; }
  .copy { margin-left: 0; }
  .copy::before { inset: -32px -14px; }
  .stats { grid-template-columns: repeat(2, auto); gap: 18px 32px; }
  .stats dd { font-size: 1.6rem; }
  .copy p { font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  .cue-line { animation: none; transform: none; opacity: 1; }
  .copy { transition: opacity 0.4s ease; transform: none; }
  .rail-fill { transition: none; }
}

/* ------------------------------------------------------------ loader */
.loader {
  position: fixed; inset: 0; z-index: 60; display: grid; place-items: center;
  background: radial-gradient(120% 90% at 50% 110%, #16213a 0%, var(--bg) 62%);
  transition: opacity 0.9s ease, visibility 0s linear 0.9s;
}
.loader.is-done { opacity: 0; visibility: hidden; }
.loader-inner { width: min(420px, calc(100vw - 2 * var(--gutter))); text-align: center; }
.loader-eyebrow { margin: 0 0 14px; font: 500 0.68rem/1 var(--text); letter-spacing: 0.22em; text-transform: uppercase; color: var(--faint); }
.loader-title { margin: 0 0 28px; font: 300 clamp(2.2rem, 7vw, 3.4rem)/1 var(--display); letter-spacing: -0.02em; color: var(--ink); }
.loader-bar { height: 1px; background: var(--rule); overflow: hidden; }
.loader-bar span { display: block; height: 100%; width: 0; background: var(--amber); transition: width 0.35s ease; }
.loader-note { margin: 16px 0 0; min-height: 1.2em; font: 400 0.8rem/1.2 var(--text); color: var(--muted); }
@media (prefers-reduced-motion: reduce) { .loader, .loader-bar span { transition: none; } }

/* ------------------------------------------------------- free look */
.explore { margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 12px 20px;
  font: 500 0.9rem/1 var(--text); letter-spacing: 0.01em; color: var(--bg); background: var(--ink);
  border: 0; border-radius: 999px; cursor: pointer; transition: background 0.2s, transform 0.2s;
}
.btn:hover { background: #fff; transform: translateY(-1px); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.explore-hint { margin: 12px 0 0; font-size: 0.85rem; color: var(--faint); }
html.is-free { overflow: hidden; }
html.is-free #story, html.is-free .rail, html.is-free .clock { opacity: 0; visibility: hidden; pointer-events: none; user-select: none; transition: opacity 0.4s, visibility 0s linear 0.4s; }
html.is-free #scene { cursor: grab; }
html.is-free #scene:active { cursor: grabbing; }
.free { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; padding: 0 var(--gutter) max(22px, env(safe-area-inset-bottom)); pointer-events: none; }
.free-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; pointer-events: auto; }
.free-eras { display: flex; flex-wrap: wrap; gap: 6px; padding: 5px; border-radius: 999px; background: rgba(6, 10, 18, 0.62); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid var(--rule); }
.free-eras button {
  min-height: 36px; padding: 8px 14px; border: 0; border-radius: 999px; background: transparent; color: var(--muted);
  font: 500 0.8rem/1 var(--text); cursor: pointer; transition: background 0.2s, color 0.2s;
}
.free-eras button:hover { color: var(--ink); }
.free-eras button[aria-checked="true"] { background: var(--ink); color: var(--bg); }
.free-eras button:focus-visible, .free-exit:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.free-exit {
  min-height: 44px; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--rule); background: rgba(6, 10, 18, 0.62);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); color: var(--ink); font: 500 0.85rem/1 var(--text); cursor: pointer;
}
.free-exit kbd { margin-left: 8px; padding: 2px 6px; border: 1px solid var(--rule); border-radius: 4px; font: 500 0.7rem/1 var(--text); color: var(--faint); }
.free-hint { margin: 12px 0 0; font-size: 0.78rem; color: var(--faint); text-shadow: 0 1px 6px rgba(0, 0, 0, 0.7); }
.free-fade { position: fixed; inset: 0; z-index: 15; background: #04070d; opacity: 0; pointer-events: none; transition: opacity 0.22s ease; }
.free-fade.is-on { opacity: 1; }
@media (max-width: 760px) {
  .free-bar { flex-direction: column-reverse; align-items: stretch; }
  .free-eras { justify-content: center; border-radius: 18px; }
  .free-exit { align-self: center; }
  .free-exit kbd { display: none; }
  .free-hint { text-align: center; }
  .free-eras { gap: 2px; flex-wrap: nowrap; }
  .free-eras button { padding: 8px 11px; }
  .free-eras .long { display: none; }
}
.hint-touch { display: none; }
@media (pointer: coarse) { .hint-touch { display: inline; } .hint-mouse { display: none; } }
@media (prefers-reduced-motion: reduce) { .free-fade { transition: none; } }