/* Museum of Failures
   Layout concept: a museum building in section. A lit atrium, a floor plan
   beside wall placards, one colonnade chart under a single roof, then a dark
   memorial room. Colours and faces come from the brand board in /docs. */
:root {
  --paper: #FBFBF7;      /* gallery wall */
  --stone: #E6E9E5;      /* plinth / panel */
  --ink: #1B2220;        /* the mark */
  --slate: #5A6561;      /* secondary text */
  --rust: #A3302A;       /* the column that falls short */
  --brass: #8E6418;      /* links, placard plates */
  --line: rgba(27, 34, 32, .14);
  --veil: rgba(251, 251, 247, .86);
  --spot: rgba(214, 166, 78, .16);
  --vault: #0C100F;      /* memorial: same in both themes, on purpose */
  --vault-ink: #CBD2CE;
  --vault-dim: #6F7A76;
  --vault-glow: #E9C98B;

  --f-display: 'Young Serif', Georgia, 'Times New Roman', serif;
  --f-body: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --f-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --f-deva: 'Noto Serif Devanagari', 'Nirmala UI', 'Kohinoor Devanagari', serif;

  --s-1: clamp(0.75rem, .72rem + .1vw, .8rem);
  --s0: 1rem;
  --s1: clamp(1.15rem, 1.05rem + .4vw, 1.3rem);
  --s2: clamp(1.5rem, 1.25rem + 1vw, 2.1rem);
  --s3: clamp(2rem, 1.5rem + 2.2vw, 3.3rem);
  --s4: clamp(3.4rem, 2rem + 7vw, 8.6rem);
  --ease: cubic-bezier(.2, .7, .1, 1);
  --wrap: 1240px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121715; --stone: #1B2220; --ink: #E5E8E3; --slate: #9BA6A1;
    --rust: #EE7A70; --brass: #D6A64E; --line: rgba(229, 232, 227, .14);
    --veil: rgba(18, 23, 21, .86); --spot: rgba(214, 166, 78, .13);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #121715; --stone: #1B2220; --ink: #E5E8E3; --slate: #9BA6A1;
  --rust: #EE7A70; --brass: #D6A64E; --line: rgba(229, 232, 227, .14);
  --veil: rgba(18, 23, 21, .86); --spot: rgba(214, 166, 78, .13);
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 1rem/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--paper); }
body.is-locked { overflow: hidden; }
a { color: var(--brass); text-underline-offset: .2em; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { text-wrap: balance; margin: 0; font-weight: 400; }
p { margin: 0; }
kbd { font: 500 .78em var(--f-mono); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; padding: .05em .4em; }
.deva { font-family: var(--f-deva); font-weight: 500; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; background: var(--ink); color: var(--paper); padding: .5rem .8rem; z-index: 100; }
.skip:focus { top: calc(8px + env(safe-area-inset-top, 0px)); }
.wrap {
  max-width: var(--wrap); margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) { .wrap { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); } }

/* ---------- Buttons ---------- */
.btn {
  --b: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font: 500 .95rem/1.1 var(--f-body); padding: .85rem 1.2rem; border-radius: 2px;
  border: 1.5px solid var(--b); background: transparent; color: var(--ink);
  cursor: pointer; text-decoration: none; transition: background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--rust); border-color: var(--rust); color: #fff; }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-small { padding: .5rem .8rem; font-size: .85rem; }
.btn-sub { font: 400 .7rem var(--f-mono); letter-spacing: .06em; text-transform: uppercase; opacity: .7; }
.btn-ghost { --b: rgba(229, 232, 227, .28); color: #E5E8E3; background: rgba(12, 16, 15, .55); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(229, 232, 227, .14); color: #fff; }
.btn-ghost kbd { border-color: rgba(229, 232, 227, .3); }
.icon-btn { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--ink); cursor: pointer; font-size: 1rem; }
.icon-btn:hover { background: var(--ink); color: var(--paper); }
.chip { font: 500 .75rem var(--f-mono); letter-spacing: .06em; text-transform: uppercase; padding: .45rem .7rem; border: 1px solid var(--line); background: transparent; color: var(--slate); cursor: pointer; border-radius: 2px; }
.chip.is-on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---------- Bar ---------- */
.bar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: var(--veil); backdrop-filter: blur(12px) saturate(1.2); border-bottom: 1px solid var(--line); }
.bar-in { max-width: var(--wrap); margin-inline: auto; display: flex; align-items: center; gap: 1.5rem; padding-block: .6rem; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
@media (min-width: 720px) { .bar-in { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); } }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); }
.brand-mark svg, .foot-mark svg { width: 30px; height: 30px; display: block; color: var(--ink); }
.brand-words { font-family: var(--f-display); font-size: 1.1rem; line-height: 1; white-space: nowrap; }
.brand-of { color: var(--slate); font-size: .78em; }
.nav { display: flex; gap: 1.4rem; margin-left: auto; }
.nav a { font: 500 .78rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--slate); text-decoration: none; }
.nav a:hover, .nav a.is-here { color: var(--ink); }
.bar-tools { display: flex; align-items: center; gap: .5rem; }
.tool { display: inline-flex; align-items: center; gap: .45rem; font: 500 .72rem var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--slate); background: none; border: 1px solid var(--line); padding: .45rem .6rem; border-radius: 2px; cursor: pointer; }
.tool:hover { color: var(--ink); }
.tool-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--slate); opacity: .5; }
.tool[aria-pressed="true"] .tool-dot { background: var(--rust); opacity: 1; box-shadow: 0 0 0 3px color-mix(in srgb, var(--rust) 25%, transparent); }
/* Mobile: the nav becomes a second, swipeable row under the brand; the theme toggle stays visible as an icon. */
.tool-icon { display: inline-grid; width: 15px; height: 15px; }
.tool-icon svg { width: 15px; height: 15px; }
@media (max-width: 900px) {
  .bar-in { flex-wrap: wrap; row-gap: .35rem; gap: .5rem 1rem; }
  .bar-tools { margin-left: auto; }
  .nav { order: 3; flex: 1 0 100%; margin-left: 0; gap: 0; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
    margin-inline: calc(-1 * max(16px, env(safe-area-inset-left, 0px))); padding-inline: max(16px, env(safe-area-inset-left, 0px)); border-top: 1px solid var(--line); }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { flex: 0 0 auto; padding: .6rem .6rem; white-space: nowrap; letter-spacing: .03em; font-size: .72rem; }
  .nav a:first-child { padding-left: 0; }
  .nav a.is-here { box-shadow: inset 0 -2px 0 var(--rust); }
}
@media (max-width: 520px) {
  .brand-of { display: none; } #enter-hall-top { display: none; }
  .bar-tools .tool-label { display: none; }
  .bar-tools .tool { padding: .5rem; min-width: 36px; min-height: 36px; justify-content: center; }
}

/* ---------- Atrium ---------- */
.atrium { position: relative; display: grid; overflow: hidden; border-bottom: 1px solid var(--line);
  background: radial-gradient(60% 70% at 72% 40%, var(--spot), transparent 70%), var(--paper); }
.atrium-stage { position: relative; height: clamp(320px, 52vw, 460px); }
.atrium-stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.atrium-fallback { position: absolute; inset: 12% 22%; color: var(--ink); display: grid; place-items: center; }
.atrium-fallback svg { width: 100%; height: 100%; max-width: 100%; }
.is-3d .atrium-fallback { display: none; }
.stage-tip { position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%); max-width: min(92%, 420px); text-align: center; font: 500 .8rem/1.4 var(--f-mono); letter-spacing: .02em; color: var(--ink); background: var(--veil); border: 1px solid var(--line); padding: .55rem .8rem; border-radius: 2px; opacity: 0; transition: opacity .3s var(--ease); pointer-events: none; }
.stage-tip.is-on { opacity: 1; }
.stage-tip b { color: var(--rust); font-weight: 500; }
.stage-hint { position: absolute; right: 16px; top: 14px; font: 400 .7rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--slate); }
.atrium-copy { position: relative; padding-block: 1.5rem 3rem; display: grid; gap: 1.1rem; }
.eyebrow .deva { font-size: var(--s1); color: var(--ink); }
.display { font-family: var(--f-display); line-height: .92; display: grid; }
.display-of { font-size: calc(var(--s4) * .36); color: var(--slate); }
.display-name { font-size: var(--s4); letter-spacing: -.02em; }
.motto { font: 500 .85rem var(--f-mono); letter-spacing: .32em; text-transform: uppercase; color: var(--rust); }
.motto span { color: var(--slate); letter-spacing: 0; }
.lead { font-size: var(--s1); line-height: 1.5; max-width: 34ch; color: var(--ink); }
.cta-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: .4rem; }
.facts { display: grid; grid-template-columns: repeat(4, auto); justify-content: start; gap: 1.6rem; margin: .8rem 0 0; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.facts dt { font: 500 .66rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--slate); }
.facts dd { margin: .2rem 0 0; font: 400 1.5rem/1 var(--f-display); font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .facts { grid-template-columns: repeat(2, auto); } }
@media (min-width: 960px) {
  .atrium { grid-template-columns: minmax(0, 1fr); min-height: 640px; }
  .atrium-stage { position: absolute; inset: 0 0 0 34%; height: auto; }
  .atrium-fallback { inset: 14% 18% 14% 18%; }
  .atrium-copy { padding-block: 5.5rem 4.5rem; max-width: var(--wrap); width: 100%; margin-inline: auto; pointer-events: none; }
  .atrium-copy > * { pointer-events: auto; max-width: 560px; }
  .stage-hint { right: 32px; top: 24px; }
}

/* ---------- Section heads ---------- */
.sec-head { display: grid; gap: .8rem; max-width: 62ch; }
.sec-head-row { max-width: none; display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1.2rem; }
.kicker { font: 500 .74rem var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--rust); }
.h2 { font-family: var(--f-display); font-size: var(--s3); line-height: 1.05; letter-spacing: -.01em; }
.sec-lead { color: var(--slate); font-size: 1.05rem; max-width: 60ch; }

/* ---------- Anatomy ---------- */
.anatomy { padding-block: 5rem 4rem; display: grid; gap: 2.5rem; }
.anatomy .h2 { font-size: var(--s2); max-width: 30ch; line-height: 1.2; }
.anatomy-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 2px solid var(--ink); }
.anatomy-steps li { padding: 1rem 1.1rem 0 0; display: grid; gap: .4rem; align-content: start; position: relative; }
.anatomy-steps li + li { padding-left: 1.1rem; border-left: 1px solid var(--line); }
.step-k { font: 500 .78rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; }
.anatomy-steps li:nth-child(3) .step-k { color: var(--brass); }
.anatomy-steps p { color: var(--slate); font-size: .93rem; }
@media (max-width: 860px) { .anatomy-steps { grid-template-columns: 1fr 1fr; row-gap: 1.4rem; } .anatomy-steps li + li { border-left: 0; padding-left: 0; } }
@media (max-width: 460px) { .anatomy-steps { grid-template-columns: 1fr; } }

/* ---------- Galleries ---------- */
.galleries { padding-block: 4.5rem 5rem; background: var(--stone); border-block: 1px solid var(--line); }
.galleries .wrap { display: grid; gap: 2rem; }
.finder { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.finder input { font: 400 .95rem var(--f-body); color: var(--ink); background: var(--paper); border: 1px solid var(--line); padding: .6rem .8rem; width: min(320px, 100%); border-radius: 2px; }
.finder input::placeholder { color: var(--slate); }
.sort { display: flex; gap: .3rem; }
.plan-grid { display: grid; grid-template-columns: minmax(0, 330px) minmax(0, 1fr); gap: 2rem; align-items: start; }
.plan { margin: 0; position: sticky; top: calc(76px + env(safe-area-inset-top, 0px)); display: grid; gap: .6rem; }
.plan svg { width: 100%; height: auto; display: block; }
.plan-cap { font: 500 .72rem var(--f-mono); letter-spacing: .05em; color: var(--slate); display: flex; align-items: center; gap: .5rem; }
.you-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--rust); box-shadow: 0 0 0 4px color-mix(in srgb, var(--rust) 22%, transparent); }
.room { cursor: pointer; }
.room rect { fill: var(--paper); stroke: var(--ink); stroke-width: 1.5; transition: fill .25s; }
.room text { font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em; fill: var(--ink); text-transform: uppercase; pointer-events: none; }
.room .room-hi { font-family: var(--f-deva); font-size: 12px; letter-spacing: 0; text-transform: none; fill: var(--slate); }
.room .room-n { font-family: var(--f-display); font-size: 22px; letter-spacing: 0; }
.room:hover rect, .room:focus-visible rect { fill: color-mix(in srgb, var(--brass) 14%, var(--paper)); }
.room.is-on rect { fill: var(--ink); }
.room.is-on text, .room.is-on .room-hi { fill: var(--paper); }
.room.room-vault rect { fill: var(--vault); stroke: var(--vault); }
.room.room-vault text { fill: var(--vault-ink); }
.room.room-vault .room-hi { fill: var(--vault-dim); }
.room:focus { outline: none; }
.room:focus-visible rect { stroke: var(--brass); stroke-width: 3; }
.plan-door { fill: var(--stone); }
.plan-you { fill: var(--rust); transition: transform .6s var(--ease); }
@media (max-width: 900px) { .plan-grid { grid-template-columns: 1fr; } .plan { position: static; max-width: 460px; } }

.exhibits { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: 1rem; }
.gal-label { grid-column: 1 / -1; display: flex; align-items: baseline; gap: .8rem; padding-top: .8rem; border-bottom: 1px solid var(--line); padding-bottom: .4rem; }
.gal-label:first-child { padding-top: 0; }
.gal-label h3 { font: 500 .78rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; }
.gal-label span { font-family: var(--f-deva); color: var(--slate); font-size: .9rem; }
.placard {
  --mx: 50%; --my: 0%;
  position: relative; display: grid; grid-template-rows: auto 1fr; text-align: left;
  background: radial-gradient(240px 200px at var(--mx) var(--my), var(--spot), transparent 70%), var(--paper);
  border: 1px solid var(--line); border-radius: 2px; color: var(--ink); cursor: pointer;
  font: inherit; padding: 0; overflow: hidden; transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.placard:hover, .placard:focus-visible { transform: translateY(-3px); border-color: color-mix(in srgb, var(--ink) 40%, transparent); box-shadow: 0 18px 40px -26px rgba(0,0,0,.45); }
.placard-obj { --e-ink: var(--ink); --e-acc: var(--rust); --e-bg: var(--paper); height: 150px; display: grid; place-items: center; border-bottom: 1px solid var(--line); position: relative; }
.placard-obj svg { width: 108px; height: 108px; transition: transform .5s var(--ease); }
.placard:hover .placard-obj svg { transform: translateY(-4px) scale(1.04); }
.placard-yr { position: absolute; top: 10px; left: 12px; font: 500 .68rem var(--f-mono); letter-spacing: .08em; color: var(--slate); }
.placard-tag { position: absolute; top: 10px; right: 12px; font: 500 .62rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--vault-glow); background: var(--vault); padding: .2rem .4rem; }
.placard-txt { padding: 1rem 1.1rem 1.1rem; display: grid; gap: .35rem; align-content: start; }
.placard-t { font: 400 1.3rem/1.15 var(--f-display); }
.placard-hi { font: 500 .88rem/1.4 var(--f-deva); color: var(--slate); }
.placard-n { margin-top: .6rem; display: flex; align-items: baseline; gap: .55rem; flex-wrap: wrap; }
.placard-n b { font: 400 1.9rem/1 var(--f-display); color: var(--rust); font-variant-numeric: tabular-nums; }
.placard-n span { font-size: .82rem; color: var(--slate); line-height: 1.35; flex: 1 1 140px; min-width: 0; }
.meter { margin-top: .7rem; display: grid; gap: .3rem; }
.meter-bar { height: 6px; background: transparent; border: 1px dashed color-mix(in srgb, var(--ink) 45%, transparent); position: relative; }
.meter-fill { position: absolute; inset: 0 auto 0 0; background: var(--ink); }
.meter-ghost .meter-bar { border-style: dashed; background: repeating-linear-gradient(-45deg, transparent 0 4px, var(--line) 4px 6px); }
.meter-k { font: 500 .66rem var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--slate); }
.empty { grid-column: 1 / -1; padding: 2rem; border: 1px dashed var(--line); color: var(--slate); text-align: center; }

/* ---------- The gap (colonnade) ---------- */
.gap { padding-block: 5.5rem; display: block; }
.gap .wrap { display: grid; gap: 2rem; }
.colonnade-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 1.5rem; align-items: stretch; }
.colonnade-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
#colonnade { width: 100%; min-width: 760px; height: auto; display: block; }
.col-g { cursor: pointer; }
.col-g:focus { outline: none; }
.col-hit { fill: transparent; }
.col-solid { fill: var(--ink); transition: fill .25s; }
.col-ghost { fill: none; stroke: var(--slate); stroke-width: 1.5; stroke-dasharray: 5 4; }
.col-cap { fill: var(--rust); }
.col-val { font: 400 17px var(--f-display); fill: var(--ink); }
.col-ghost-t { font: 500 10px var(--f-mono); letter-spacing: .06em; fill: var(--slate); text-transform: uppercase; }
.col-lab { font: 500 10.5px var(--f-mono); letter-spacing: .04em; fill: var(--slate); text-transform: uppercase; }
.col-g:hover .col-solid, .col-g:focus-visible .col-solid, .col-g.is-on .col-solid { fill: var(--rust); }
.col-g:hover .col-ghost, .col-g:focus-visible .col-ghost, .col-g.is-on .col-ghost { stroke: var(--rust); }
.col-g:hover .col-lab, .col-g:focus-visible .col-lab, .col-g.is-on .col-lab { fill: var(--ink); }
.roof { fill: var(--ink); }
.roof-line { stroke: var(--ink); stroke-width: 2; stroke-dasharray: 8 6; }
.roof-t { font: 500 11px var(--f-mono); letter-spacing: .14em; fill: var(--paper); text-transform: uppercase; }
.base { fill: var(--ink); }
.grid-l { stroke: var(--line); stroke-width: 1; }
.grid-t { font: 400 10px var(--f-mono); fill: var(--slate); }
.readout { border-top: 2px solid var(--ink); padding-top: 1rem; display: grid; gap: .55rem; align-content: start; min-width: 0; }
.readout-k { font: 500 .72rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--rust); }
.readout-t { font: 400 1.4rem/1.2 var(--f-display); }
.readout dl { margin: .3rem 0 0; display: grid; gap: .7rem; }
.readout dt { font: 500 .66rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--slate); }
.readout dd { margin: .15rem 0 0; font-size: .95rem; }
.readout .readout-pct { font: 400 2.6rem/1 var(--f-display); color: var(--rust); }
.legend { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; font-size: .85rem; color: var(--slate); }
.legend li { display: flex; align-items: center; gap: .5rem; }
.lg { width: 14px; height: 14px; display: inline-block; }
.lg-solid { background: var(--ink); }
.lg-ghost { border: 1.5px dashed var(--slate); }
.lg-roof { height: 0; width: 22px; border-top: 2px dashed var(--ink); }
@media (max-width: 900px) { .colonnade-wrap { grid-template-columns: 1fr; } }

/* ---------- Memorial ---------- */
.memorial { background: var(--vault); color: var(--vault-ink); padding-block: 6rem; }
.memorial .wrap { display: grid; gap: 3rem; }
.kicker-quiet { color: var(--vault-glow); }
.kicker-quiet .deva { letter-spacing: 0; text-transform: none; font-size: .95rem; }
.h2-quiet { color: #EEF1EE; }
.memorial .sec-lead { color: var(--vault-dim); }
.walls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: rgba(203, 210, 206, .1); border: 1px solid rgba(203, 210, 206, .1); }
.wall { background: var(--vault); padding: 2rem 1.6rem 1.8rem; display: grid; gap: 1rem; align-content: start; min-width: 0; }
.wall-k { font: 500 .7rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--vault-dim); display: flex; justify-content: space-between; gap: 1rem; }
.wall-t { font: 400 1.5rem/1.1 var(--f-display); color: #EEF1EE; }
.wall-t .deva { display: block; font-size: .95rem; color: var(--vault-dim); margin-top: .3rem; }
.wall-fig { font: 400 clamp(2.8rem, 2rem + 3vw, 4.4rem)/1 var(--f-display); color: var(--vault-glow); font-variant-numeric: tabular-nums; }
.wall-line { color: var(--vault-ink); max-width: 46ch; font-size: .95rem; }
.wall canvas { width: 100%; height: auto; display: block; }
.wall-void { border: 1px dashed rgba(203, 210, 206, .25); padding: 1.2rem; font: 500 .78rem/1.5 var(--f-mono); letter-spacing: .04em; color: var(--vault-dim); text-transform: uppercase; }
.wall a { color: var(--vault-dim); font: 500 .72rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; justify-self: start; }
.wall a:hover { color: var(--vault-glow); }
@media (max-width: 760px) { .walls { grid-template-columns: 1fr; } }

/* ---------- Method ---------- */
.method { padding-block: 5.5rem 4rem; display: grid; gap: 2.4rem; }
.rules { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.6rem; }
.rules > div { border-top: 1px solid var(--ink); padding-top: .9rem; display: grid; gap: .45rem; align-content: start; }
.rules h3 { font: 400 1.2rem/1.2 var(--f-display); }
.rules p { color: var(--slate); font-size: .93rem; }
@media (max-width: 900px) { .rules { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .rules { grid-template-columns: 1fr; } }
.corrections { font-size: 1rem; max-width: 60ch; }

.foot { border-top: 1px solid var(--line); padding-block: 2.4rem calc(2rem + env(safe-area-inset-bottom, 0px)); }
.foot-share { padding-bottom: 1.8rem; margin-bottom: 1.8rem; border-bottom: 1px solid var(--line); }
.foot-grid { display: grid; grid-template-columns: 1.2fr 1fr 1.6fr 1.2fr; gap: 2rem; }
.foot-brand { display: grid; gap: .6rem; align-content: start; }
.foot-brand p { margin: 0; font-family: var(--f-display); line-height: 1.4; }
.foot-motto { font: 500 .72rem var(--f-mono) !important; letter-spacing: .1em; text-transform: uppercase; color: var(--slate); }
.foot-nav h2 { font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--slate); margin: 0 0 .7rem; }
.foot-nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }
.foot-ex { grid-template-columns: 1fr 1fr; column-gap: 1rem !important; }
.foot-nav a { color: var(--ink); text-decoration: none; font-size: .92rem; }
.foot-nav a:hover { color: var(--rust); text-decoration: underline; }
.foot-nav p { margin: 0 0 .4rem; font-size: .92rem; color: var(--slate); overflow-wrap: anywhere; }
.foot-nav p a { color: var(--brass); }
.foot-note { margin: 2rem 0 0; font: 400 .78rem var(--f-body); color: var(--slate); }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } .foot-ex { grid-template-columns: 1fr 1fr; } }

/* ---------- Share ---------- */
.share { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.share-k { font: 500 .72rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--slate); margin-right: .2rem; flex: 0 0 auto; }
.share-rest { display: flex; flex-wrap: wrap; gap: .35rem; }
.sh { display: inline-flex; align-items: center; gap: .4rem; min-height: 36px; padding: .4rem .6rem; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--ink); font: 500 .78rem var(--f-body); text-decoration: none; cursor: pointer; line-height: 1; }
.sh svg { width: 16px; height: 16px; flex: 0 0 auto; }
.sh:hover { border-color: var(--ink); }
.sh-wa { background: #1F7A4D; border-color: #1F7A4D; color: #fff; font-weight: 600; padding: .5rem .9rem; }
.sh-wa:hover { background: #17633E; border-color: #17633E; color: #fff; }
.sh-wa svg { width: 18px; height: 18px; }
@media (max-width: 640px) {
  .share-rest .sh span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .share-rest .sh { width: 38px; height: 38px; padding: 0; justify-content: center; }
  .share > .sh-wa { flex: 1 1 100%; justify-content: center; }
  .share-k { flex-basis: 100%; }
}
.share-compact { gap: .4rem; }
.share-compact .sh { min-height: 32px; padding: .3rem .65rem; font-size: .74rem; }
.share-compact .sh-wa svg { width: 15px; height: 15px; }
.hero-share { margin-top: 1.2rem; }
.placard-cell { display: grid; grid-template-rows: 1fr auto; gap: .5rem; min-width: 0; }
.placard-cell > .share { padding-inline: .2rem; }
.readout .share { margin-top: .8rem; }
.wall .share-compact .sh { color: var(--vault-ink); border-color: rgba(203, 210, 206, .25); }
.wall .share-compact .sh-wa { background: transparent; color: var(--vault-glow); border-color: rgba(233, 201, 139, .4); font-weight: 500; }
.dr-share { padding: .9rem 1rem; background: color-mix(in srgb, #1F7A4D 7%, transparent); border: 1px solid color-mix(in srgb, #1F7A4D 30%, transparent); }
.dr-correct a, .up-fix a { color: var(--brass); }
.tab-n { display: inline-grid; place-items: center; min-width: 1.3em; height: 1.3em; margin-left: .35rem; padding: 0 .3em; border-radius: 999px; background: var(--rust); color: #fff; font-size: .62rem; letter-spacing: 0; }
.ups { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.2rem; }
.ups li { display: grid; gap: .45rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.ups p { margin: 0; }
.ups-d { font: 500 .7rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--rust); }
.ups-t { margin: 0; font: 400 1.15rem/1.25 var(--f-display); }
.ups-src { font-size: .82rem; color: var(--slate); }
.ups-src a { color: var(--brass); }

/* ---------- Updates page ---------- */
.up-head { padding-block: clamp(2rem, 5vw, 4rem) 1.5rem; display: grid; gap: 1rem; }
.up-head .h2 { margin: 0; }
.up-head .sec-lead { margin: 0; }
.up-filter { display: flex; gap: .4rem; overflow-x: auto; padding-bottom: .3rem; scrollbar-width: thin; }
.up-filter .chip { flex: 0 0 auto; }
.up-list { padding-bottom: 2rem; }
.up-year { font: 400 var(--s3)/1 var(--f-display); color: var(--slate); margin: 2.4rem 0 .6rem; border-bottom: 1px solid var(--line); padding-bottom: .5rem; }
.up-day { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 1.5rem; padding-block: 1.4rem; border-bottom: 1px solid var(--line); }
.up-date { margin: 0; font: 500 .8rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--rust); position: sticky; top: 76px; align-self: start; }
.up-item { display: grid; gap: .6rem; max-width: 70ch; scroll-margin-top: 90px; }
.up-item + .up-item { border-top: 1px dashed var(--line); padding-top: 1.2rem; margin-top: .6rem; }
.up-item p { margin: 0; }
.up-ex { font: 500 .74rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--slate); }
.up-ex a { color: var(--ink); }
.up-t { margin: 0; font: 400 var(--s1)/1.25 var(--f-display); }
.up-src { list-style: none; padding: 0; margin: 0; display: grid; gap: .3rem; font-size: .88rem; }
.up-src a { color: var(--brass); }
.up-src span { color: var(--slate); }
.up-fix { font-size: .85rem; }
.up-quiet { padding-bottom: 3rem; }
.up-none { max-width: 70ch; color: var(--slate); }
.up-none a { color: var(--ink); }
@media (max-width: 760px) { .up-day { grid-template-columns: 1fr; gap: .8rem; } .up-date { position: static; } }

/* ---------- Drawer ---------- */
.scrim { position: fixed; inset: 0; background: rgba(8, 11, 10, .5); z-index: 80; backdrop-filter: blur(2px); animation: fade .3s var(--ease); }
.drawer {
  position: fixed; z-index: 90; top: 0; right: 0; bottom: 0; width: min(600px, 100%);
  background: var(--paper); color: var(--ink); border-left: 1px solid var(--line);
  display: grid; grid-template-rows: auto 1fr auto;
  padding-top: env(safe-area-inset-top, 0px); padding-right: env(safe-area-inset-right, 0px);
  animation: slide .45s var(--ease);
}
@keyframes slide { from { transform: translateX(40px); opacity: 0; } }
@keyframes fade { from { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .drawer, .scrim { animation: none; } }
.dr-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.4rem; border-bottom: 1px solid var(--line); }
.dr-eyebrow { font: 500 .72rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--slate); }
.dr-body { overflow-y: auto; padding: 1.6rem 1.4rem 2rem; display: grid; gap: 1.3rem; align-content: start; grid-auto-rows: max-content; overscroll-behavior: contain; }
.dr-top { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 1.2rem; align-items: start; }
.dr-obj { --e-ink: var(--ink); --e-acc: var(--rust); --e-bg: var(--paper); width: 96px; height: 96px; border: 1px solid var(--line); display: grid; place-items: center; }
.dr-obj svg { width: 80px; height: 80px; }
.dr-title { font: 400 var(--s2)/1.08 var(--f-display); }
.dr-hi { font: 500 1rem/1.5 var(--f-deva); color: var(--slate); margin-top: .3rem; }
.dr-date { font: 500 .74rem var(--f-mono); letter-spacing: .06em; color: var(--slate); margin-top: .4rem; text-transform: uppercase; }
.dr-objcap { font-style: italic; color: var(--slate); font-size: .93rem; border-left: 2px solid var(--brass); padding-left: .8rem; }
.dr-num { display: flex; align-items: baseline; gap: .8rem; flex-wrap: wrap; padding: 1rem 0; border-block: 1px solid var(--line); }
.dr-num b { font: 400 clamp(2.4rem, 2rem + 2vw, 3.4rem)/1 var(--f-display); color: var(--rust); }
.dr-num span { color: var(--slate); flex: 1 1 180px; min-width: 0; }
.dr-gap { display: grid; gap: .6rem; }
.dr-gap-row { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: .8rem; align-items: center; font-size: .9rem; }
.dr-gap-row > span:first-child { font: 500 .66rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--slate); }
.dr-gap-bar { height: 10px; position: relative; border: 1px dashed color-mix(in srgb, var(--ink) 50%, transparent); }
.dr-gap-bar i { position: absolute; inset: 0 auto 0 0; background: var(--ink); }
.dr-gap-bar.is-ghost { background: repeating-linear-gradient(-45deg, transparent 0 5px, var(--line) 5px 7px); }
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab { font: 500 .74rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--slate); background: none; border: 0; border-bottom: 2px solid transparent; padding: .7rem .8rem; cursor: pointer; white-space: nowrap; margin-bottom: -1px; }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--rust); }
.tab:hover { color: var(--ink); }
.tab-panel { display: grid; gap: .9rem; font-size: 1.02rem; line-height: 1.65; max-width: 62ch; }
.tab-panel .reply-note { font: 500 .7rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--brass); }
.srcs { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.srcs li { display: grid; gap: .1rem; padding-bottom: .8rem; border-bottom: 1px solid var(--line); }
.srcs a { font-weight: 500; text-decoration-thickness: 1px; }
.srcs span { font: 400 .78rem var(--f-mono); color: var(--slate); }
.dr-foot { display: flex; justify-content: space-between; gap: .5rem; padding: .9rem 1.4rem calc(.9rem + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); }
.dr-hall { justify-self: start; }
@media (max-width: 640px) {
  .drawer { top: auto; height: 92%; width: 100%; border-left: 0; border-top: 1px solid var(--line); border-radius: 12px 12px 0 0; animation-name: rise; }
  @keyframes rise { from { transform: translateY(40px); opacity: 0; } }
  .dr-top { grid-template-columns: 72px minmax(0, 1fr); }
  .dr-obj { width: 72px; height: 72px; } .dr-obj svg { width: 60px; height: 60px; }
}

/* ---------- Hall ---------- */
.hall { position: fixed; inset: 0; z-index: 70; background: #0A0D0C; color: #E5E8E3; }
.hall canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; cursor: grab; }
.hall canvas.is-hover { cursor: pointer; }
.hall canvas.is-drag { cursor: grabbing; }
.hall-load { position: absolute; inset: 0; display: grid; place-content: center; gap: 2rem; text-align: center; background: #0A0D0C; z-index: 3; transition: opacity 1s var(--ease); padding: 2rem; }
.hall-load.is-done { opacity: 0; pointer-events: none; }
.hall-load blockquote { margin: 0; max-width: 34ch; }
.hall-load blockquote p { font: 400 clamp(1.4rem, 1rem + 1.6vw, 2.2rem)/1.3 var(--f-display); color: #E5E8E3; }
.hall-load cite { display: block; margin-top: 1rem; font: 500 .75rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; font-style: normal; color: #9BA6A1; }
.hall-load-k { font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: #D6A64E; }
.hall-ui { position: absolute; inset: 0; pointer-events: none; display: grid; grid-template-rows: auto 1fr auto auto; z-index: 2;
  padding: calc(12px + env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) calc(12px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); }
.hall-ui > * { pointer-events: auto; }
.hall-top { display: flex; align-items: center; gap: .8rem; justify-content: space-between; flex-wrap: wrap; }
.hall-top-r { display: flex; gap: .5rem; }
.hall-where { font: 500 .74rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: #9BA6A1; pointer-events: none; }
.hall-map { justify-self: end; align-self: start; margin-top: .8rem; width: 120px; background: rgba(12, 16, 15, .7); backdrop-filter: blur(8px); border: 1px solid rgba(229, 232, 227, .16); padding: 6px; }
.hall-map[hidden] { display: none; }
.hall-map svg { width: 100%; height: auto; display: block; }
.hall-map .hm-stop { cursor: pointer; }
.hall-bottom { display: flex; align-items: stretch; justify-content: center; gap: .6rem; }
.hall-bottom .btn { font-size: 1.2rem; min-width: 52px; }
.hall-card { pointer-events: auto; display: grid; gap: .15rem; text-align: left; min-width: 0; width: min(440px, 100%); background: rgba(12, 16, 15, .72); backdrop-filter: blur(10px); border: 1px solid rgba(229, 232, 227, .2); color: #E5E8E3; padding: .7rem 1rem; cursor: pointer; font: inherit; border-radius: 2px; }
.hall-card:hover { border-color: #D6A64E; }
.hall-card-k { font: 500 .66rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: #D6A64E; }
.hall-card-t { font: 400 1.25rem/1.2 var(--f-display); }
.hall-card-s { font-size: .82rem; color: #9BA6A1; }
.hall-help { text-align: center; font: 400 .72rem var(--f-mono); color: #6F7A76; margin-top: .6rem; pointer-events: none; }
.hall-help kbd { border-color: rgba(229, 232, 227, .2); }
@media (max-width: 640px) { .hall-help { display: none; } .hall-where { display: none; } .hall-map { width: 92px; } }
@media (max-width: 520px) { .tab { padding: .7rem .45rem; letter-spacing: .03em; font-size: .68rem; } }