:root {
  --paper: #efebe2;
  --paper-2: #e6e1d5;
  --ink: #1d1d1f;
  --ink-2: #57544e;
  --ink-3: #8b867c;
  --rule: rgba(29, 29, 31, 0.18);
  --gold: #b88a4a;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Geist', system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
  --gutter: clamp(16px, 3vw, 40px);
}
* { box-sizing: border-box; }
html { background: var(--paper); }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-weight: 400; -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
#gl { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; z-index: 0; }
.track { position: relative; z-index: 1; height: 1600vh; pointer-events: none; }

/* ---------------------------------------------------------------- loader */
.loader {
  position: fixed; inset: 0; z-index: 50; background: var(--paper);
  display: grid; grid-template-rows: auto 1fr auto auto; padding: var(--gutter); gap: 24px;
  transition: opacity 1.1s ease, visibility 1.1s;
}
.loader.done { opacity: 0; visibility: hidden; }
.loader__place { font: 500 11px/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); margin: 0; }
.loader__story { align-self: center; }
.loader__story p { max-width: 20ch; }
.loader__story p { font: 400 clamp(28px, 4.2vw, 54px)/1.08 var(--serif); margin: 0 0 0.25em; opacity: 0; animation: storyIn 1.2s ease forwards; }
.loader__story p:nth-child(2) { animation-delay: 1.1s; color: var(--ink-2); }
.loader__story p:nth-child(3) { animation-delay: 2.2s; font-style: italic; }
@keyframes storyIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.loader__bar { display: flex; align-items: center; gap: 14px; font: 500 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.loader__bar i { flex: 1; height: 1px; background: var(--rule); position: relative; }
.loader__bar b { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--ink); transition: width 0.3s; }
.loader__note { font: 400 11px var(--mono); color: var(--ink-3); margin: 0; letter-spacing: 0.04em; }

/* ---------------------------------------------------------------- chrome */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20; display: flex; justify-content: space-between; align-items: center;
  padding: var(--gutter); pointer-events: none;
}
.topbar a { pointer-events: auto; }
.mark { font: 400 26px/1 var(--serif); text-decoration: none; letter-spacing: -0.01em; }
.mark span { color: var(--gold); padding: 0 1px; }
.pill {
  font: 500 12px var(--sans); letter-spacing: 0.02em; text-decoration: none; padding: 10px 16px; border-radius: 99px;
  border: 1px solid var(--ink); background: rgba(239, 235, 226, 0.7); backdrop-filter: blur(6px); transition: background 0.3s, color 0.3s;
}
.topnav { display: flex; gap: 8px; pointer-events: auto; }
.pill:hover, .pill--solid { background: var(--ink); color: var(--paper); }
.pill--solid:hover { background: var(--gold); border-color: var(--gold); }

/* ---------------------------------------------------------------- hero */
.hero { position: fixed; inset: 0; z-index: 5; pointer-events: none; padding: calc(var(--gutter) + 70px) var(--gutter) var(--gutter); }
.hero__kicker { font: 500 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); margin: 0 0 22px; }
.hero__kicker span { color: var(--gold); }
.hero__title { font: 400 clamp(52px, 8.2vw, 132px)/0.9 var(--serif); letter-spacing: -0.025em; margin: 0; }
.hero__title em { font-style: italic; }
.mask { display: block; overflow: hidden; padding-bottom: 0.06em; }
.mask > span { display: inline-block; }
.hero__lede { max-width: 30ch; font: 300 clamp(15px, 1.25vw, 18px)/1.5 var(--sans); color: var(--ink-2); margin: 26px 0 0; }
.titleblock {
  position: absolute; right: var(--gutter); bottom: var(--gutter); display: grid; grid-template-columns: repeat(4, auto);
  border: 1px solid var(--ink); background: var(--paper);
}
.titleblock div { padding: 9px 14px; border-left: 1px solid var(--ink); display: grid; gap: 3px; }
.titleblock div:first-child { border-left: 0; }
.titleblock span { font: 500 9px var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.titleblock b { font: 500 12px var(--sans); white-space: nowrap; }

/* ---------------------------------------------------------------- plan labels */
.labels { position: fixed; inset: 0; z-index: 4; pointer-events: none; }
.label { position: absolute; left: 0; top: 0; text-align: center; white-space: nowrap; will-change: transform; }
.label b { display: block; font: 500 clamp(8px, 0.72vw, 11px)/1.2 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink); }
.label span { display: block; font: 400 clamp(8px, 0.66vw, 10px)/1.3 var(--mono); color: var(--ink-3); margin-top: 2px; }

/* ---------------------------------------------------------------- notes in 3D */
.spots { position: fixed; inset: 0; z-index: 6; pointer-events: none; }
.spot {
  position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; border: 1.5px solid #fff;
  background: rgba(196, 52, 40, 0.92); color: #fff; font: 500 13px var(--mono); cursor: pointer;
  opacity: 0; pointer-events: none; transition: opacity 0.4s; box-shadow: 0 0 0 6px rgba(196, 52, 40, 0.18);
}
.spot[data-on='1'] { opacity: 1; pointer-events: auto; }
.spot::after { content: ''; position: absolute; inset: -7px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.7); animation: pulse 2.4s infinite; }
@keyframes pulse { from { transform: scale(0.8); opacity: 1; } to { transform: scale(1.7); opacity: 0; } }
.tip {
  position: fixed; left: 0; top: 0; z-index: 7; margin: 0; max-width: 260px; padding: 10px 13px; background: var(--ink); color: var(--paper);
  font: 400 13px/1.4 var(--sans); border-radius: 6px; opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.tip[data-on='1'] { opacity: 1; }

/* ---------------------------------------------------------------- room card */
.card {
  position: fixed; left: var(--gutter); bottom: var(--gutter); z-index: 8; width: min(380px, calc(100vw - 2 * var(--gutter)));
  background: rgba(239, 235, 226, 0.9); backdrop-filter: blur(10px); border: 1px solid var(--rule); padding: 20px 22px 18px;
  opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; pointer-events: none;
}
.card[data-on='1'] { opacity: 1; transform: none; }
.card__no { font: 500 10px var(--mono); letter-spacing: 0.1em; color: var(--gold); margin: 0 0 8px; }
.card__title { font: 400 34px/1 var(--serif); margin: 0; letter-spacing: -0.01em; }
.card__time { font: 500 10px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin: 8px 0 12px; }
.card__text { font: 300 14px/1.5 var(--sans); color: var(--ink-2); margin: 0 0 12px; }
.card__facts { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.card__facts li { font: 400 11px var(--mono); padding: 4px 8px; border: 1px solid var(--rule); border-radius: 99px; }
.card__lay { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--rule); pointer-events: auto; }
.card[data-on=''] .card__lay, .card:not([data-on]) .card__lay { pointer-events: none; }
.card__lay span { font: 500 10px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin-right: 4px; }
.card__lay button { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px 5px 6px; border-radius: 99px; border: 1px solid var(--ink); background: transparent; font: 500 11px var(--sans); color: var(--ink); cursor: pointer; transition: background 0.2s, color 0.2s; }
.card__lay button:hover { background: rgba(29, 29, 31, 0.08); }
.card__lay button.on { background: var(--ink); color: var(--paper); }
.card__lay i { font: 500 9px var(--mono); font-style: normal; width: 16px; height: 16px; display: grid; place-items: center; border-radius: 50%; border: 1px solid currentColor; }

/* ---------------------------------------------------------------- ruler + count + hint */
.ruler { position: fixed; right: calc(var(--gutter) - 6px); top: 22vh; bottom: 22vh; width: 1px; background: var(--rule); z-index: 9; }
.ruler__ticks { position: absolute; inset: 0; }
.tick { position: absolute; right: -6px; width: 13px; height: 13px; transform: translateY(-50%); display: block; text-decoration: none; }
.tick::before { content: ''; position: absolute; right: 3px; top: 6px; width: 7px; height: 1px; background: var(--ink); }
.tick span {
  position: absolute; right: 20px; top: 50%; transform: translateY(-50%); white-space: nowrap; font: 500 10px var(--mono); letter-spacing: 0.06em;
  text-transform: uppercase; opacity: 0; transition: opacity 0.3s; background: var(--paper); padding: 3px 6px;
}
.tick:hover span, .tick:focus span { opacity: 1; }
.ruler__now { position: absolute; left: -4px; width: 9px; height: 9px; transform: translateY(-50%); }
.ruler__now i { display: block; width: 9px; height: 9px; border-radius: 50%; background: var(--gold); }
.count { position: fixed; right: var(--gutter); bottom: var(--gutter); z-index: 9; margin: 0; font: 500 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.count b { color: var(--ink); }
.hint { position: fixed; left: 50%; bottom: calc(var(--gutter) + 6px); transform: translateX(-50%); z-index: 9; display: grid; justify-items: center; gap: 10px; pointer-events: none; }
.hint__text { font: 500 11px var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.hint__line { width: 1px; height: 46px; background: var(--rule); position: relative; overflow: hidden; }
.hint__line b { position: absolute; left: 0; top: 0; width: 1px; height: 100%; background: var(--ink); animation: drip 2s infinite ease-in-out; }
@keyframes drip { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }

/* ---------------------------------------------------------------- finale */
.finale { position: relative; z-index: 10; background: var(--paper); min-height: 100vh; padding: 18vh var(--gutter) var(--gutter); overflow: hidden; border-top: 1px solid var(--ink); }
.finale__inner { max-width: 980px; position: relative; z-index: 1; }
.eyebrow { font: 500 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); margin: 0 0 28px; }
.eyebrow span { color: var(--gold); }
.finale__title { font: 400 clamp(44px, 6.6vw, 104px)/0.95 var(--serif); letter-spacing: -0.025em; margin: 0; }
.finale__title em { font-style: italic; }
.finale__lede { font: 300 clamp(16px, 1.35vw, 19px)/1.55 var(--sans); color: var(--ink-2); max-width: 54ch; margin: 34px 0 28px; }
.notes { list-style: none; padding: 0; margin: 0 0 36px; max-width: 640px; border-top: 1px solid var(--rule); }
.notes li { display: grid; grid-template-columns: 44px 1fr; padding: 12px 0; border-bottom: 1px solid var(--rule); font: 400 15px/1.45 var(--sans); }
.notes b { font: 500 11px/1.9 var(--mono); color: var(--gold); }
.finale__cta { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.link { font: 500 13px var(--sans); text-underline-offset: 4px; }
.ghost { position: absolute; right: -2vw; bottom: 8vh; margin: 0; font: 400 clamp(120px, 26vw, 420px)/0.8 var(--serif); color: transparent; -webkit-text-stroke: 1px rgba(29, 29, 31, 0.13); pointer-events: none; user-select: none; }
.finale__meta { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 10px 32px; margin-top: 14vh; padding-top: 18px; border-top: 1px solid var(--rule); font: 400 11px var(--mono); letter-spacing: 0.04em; color: var(--ink-2); }
.credit { position: relative; z-index: 1; font: 400 11px var(--mono); color: var(--ink-3); margin: 18px 0 0; }

.nogl { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; background: var(--paper); padding: 24px; font: 400 28px/1.2 var(--serif); text-align: center; }
.nogl[hidden] { display: none; }

/* ---------------------------------------------------------------- small screens */
@media (max-width: 1100px) and (min-aspect-ratio: 85/100) {
  .hero__lede { display: none; }
}
@media (max-width: 760px), (max-aspect-ratio: 85/100) {
  .hero { padding-top: calc(var(--gutter) + 56px); }
  .hero__title { font-size: clamp(44px, 12.5vw, 72px); }
  .hero__lede { display: block; font-size: 14px; margin-top: 14px; max-width: 34ch; }
  .titleblock { display: none; }
  .label b { font-size: 7.5px; letter-spacing: 0.06em; }
  .label span { display: none; }
  .ruler { display: none; }
  .card { padding: 14px 16px; }
  .card__title { font-size: 26px; }
  .card__text { display: none; }
  .card__time { margin-bottom: 8px; }
  .card__facts li { font-size: 10px; }
  .card__facts { display: none; }
  .card__lay { margin-top: 8px; padding-top: 8px; }
  .card__lay button { font-size: 10px; padding: 4px 8px 4px 5px; }
  .pill { padding: 8px 12px; font-size: 11px; }
  .topnav .pill:not(:last-child) { display: none; }
  .hint { bottom: auto; top: 40vh; display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .spot::after, .hint__line b { animation: none; }
}
.label b, .label span { background: rgba(239, 235, 226, 0.88); padding: 1px 4px; width: max-content; margin-left: auto; margin-right: auto; }
.count { transition: opacity 0.3s; }