/* Lab look, taken from Braden's walkthrough concept: near-black #050606, white hairlines at low opacity, the tank green
   #7CFFB2, IBM Plex Mono for everything small, Instrument Serif for names and headlines. */
@font-face { font-family: 'IBM Plex Mono'; font-weight: 400; font-display: swap; src: url(fonts/IBMPlexMono-400-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'IBM Plex Mono'; font-weight: 400; font-display: swap; src: url(fonts/IBMPlexMono-400-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'IBM Plex Mono'; font-weight: 500; font-display: swap; src: url(fonts/IBMPlexMono-500-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'IBM Plex Mono'; font-weight: 500; font-display: swap; src: url(fonts/IBMPlexMono-500-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Instrument Serif'; font-weight: 400; font-display: swap; src: url(fonts/InstrumentSerif-400-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Instrument Serif'; font-weight: 400; font-display: swap; src: url(fonts/InstrumentSerif-400-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Instrument Serif'; font-style: italic; font-weight: 400; font-display: swap; src: url(fonts/InstrumentSerif-400i-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --bg: #050606; --panel: rgba(6, 8, 7, 0.88); --sunk: #0a0c0b;
  --ink: #ffffff; --text: #e8ece9; --body: #cfd5d1; --dim: #9aa29d; --mute: #8a928d;
  --line: rgba(255, 255, 255, 0.12); --line-2: rgba(255, 255, 255, 0.2); --line-3: rgba(255, 255, 255, 0.4);
  --green: #7CFFB2; --green-dim: rgba(124, 255, 178, 0.35); --yellow: #F5D547;
  --mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --serif: 'Instrument Serif', 'Times New Roman', serif;
  --gutter: 16px;
  color-scheme: dark;
}
@media (min-width: 700px) { :root { --gutter: 26px; } }
* { box-sizing: border-box; }
html { background: var(--bg); -webkit-text-size-adjust: 100%; scroll-padding-top: 16px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.7 var(--mono); overflow-x: hidden; }
a { color: var(--text); text-decoration-color: var(--line-3); text-underline-offset: 3px; }
a:hover { color: var(--ink); text-decoration-color: var(--green); }
:focus-visible { outline: 1px solid var(--green); outline-offset: 3px; }
::selection { background: var(--green); color: var(--bg); }
.label { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim); }
.serif { font-family: var(--serif); font-weight: 400; }
.wordmark { font-family: var(--serif); font-size: 24px; line-height: 1; letter-spacing: 0.01em; color: var(--ink); text-decoration: none; }
.wordmark i { font-style: italic; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--ink); color: var(--bg); padding: 8px 12px; }
.skip:focus { left: 8px; }

/* buttons: the two from his tank panel (ENTER EXHIBIT filled, NEXT TANK outlined) */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 12px 18px; border: 1px solid var(--ink);
  background: var(--ink); color: var(--bg); font: 500 11px/1 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--green); border-color: var(--green); color: var(--bg); }
.btn-ghost { background: rgba(5, 6, 6, 0.6); color: var(--ink); border-color: rgba(255, 255, 255, 0.3); }
.btn-ghost:hover { background: transparent; color: var(--ink); border-color: var(--ink); }

/* ---------- home: the opener ---------- */
.lab { position: relative; height: 100vh; height: 100svh; min-height: 560px; background: var(--bg); color: var(--text); overflow: hidden; user-select: none; }
.lab-host { position: absolute; inset: 0; cursor: grab; touch-action: pan-y; }
.lab-host canvas { width: 100% !important; height: 100% !important; }
.lab-ui { position: absolute; inset: 0; pointer-events: none; display: flex; flex-direction: column; justify-content: space-between; padding: 22px var(--gutter) 20px; }
.lab-ui a, .lab-ui button { pointer-events: auto; }
.lab-top { display: flex; flex-direction: column; gap: 22px; }
.lab-bar { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; }
.lab-bar .label { font-size: 10px; letter-spacing: 0.22em; color: #b9c0bb; max-width: 16em; line-height: 1.5; }
.lab-exit { justify-self: end; font: 13px/1 var(--mono); letter-spacing: 0.3em; color: var(--ink); background: none; border: 0; padding: 10px 0 10px 10px; cursor: pointer; text-decoration: none; }
.lab-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 30px; font-size: 11px; letter-spacing: 0.2em; }
.lab-nav a { color: #9aa29d; text-decoration: none; padding: 4px 0; }
.lab-nav a:hover, .lab-nav a[aria-current] { color: var(--ink); }
.lab-hero { align-self: center; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 12px; max-width: 640px; transition: opacity .3s; }
.lab-hero h1 { text-shadow: 0 0 24px rgba(5,6,6,.8); margin: 0; font: 400 clamp(32px, 4.4vw, 54px)/1.05 var(--serif); color: var(--ink); text-wrap: balance; }
.lab-hero p { text-shadow: 0 0 12px #050606, 0 0 4px #050606; margin: 0; font-size: 13px; line-height: 1.6; color: var(--body); max-width: 34em; text-wrap: pretty; }
.lab-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 10px; }
.lab-foot { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 16px; font-size: 10px; letter-spacing: 0.18em; color: #8a928d; text-transform: uppercase; }
.lab-foot .now { color: var(--ink); }
.lab-hint { text-align: center; color: #9aa29d; }
.lab-auto { justify-self: end; display: flex; align-items: center; gap: 8px; background: none; border: 0; color: #9aa29d; font: inherit; letter-spacing: inherit; cursor: pointer; padding: 6px 0; text-transform: uppercase; }
.lab-auto span { width: 7px; height: 7px; border: 1px solid #9aa29d; }
.lab-auto[aria-pressed="true"] span { background: #e8ece9; }
.lab-loading { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 11px; letter-spacing: 0.3em; color: #8a928d; pointer-events: none; }
.lab-ready .lab-loading { display: none; }
.lab-only-walk { display: none !important; }
.lab.walking .lab-only-walk { display: revert !important; }
.lab.walking .lab-only-open { display: none !important; }
/* walk mode = his original: full screen, scroll and drag drive the camera */
.lab.walking { position: fixed; inset: 0; z-index: 50; height: auto; }
.lab.walking .lab-host { touch-action: none; }
body.in-lab { overflow: hidden; }
/* tank panel (his "TANK 0N / 08" card) */
.tank-panel { position: absolute; top: 110px; right: var(--gutter); bottom: 90px; width: min(380px, calc(100% - 2 * var(--gutter))); background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.18); display: flex; flex-direction: column; overflow: auto; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); z-index: 2; }
.tank-panel[hidden] { display: none; }
.tank-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); font-size: 10px; letter-spacing: 0.2em; color: var(--dim); }
.tank-head button { background: none; border: 0; color: var(--ink); font: inherit; letter-spacing: inherit; cursor: pointer; padding: 4px 0 4px 12px; }
.tank-body { padding: 20px 18px; display: flex; flex-direction: column; gap: 18px; }
.tank-body h2 { margin: 0; font: 400 36px/1.05 var(--serif); color: var(--ink); }
.tank-shot { aspect-ratio: 4/3; border: 1px solid var(--line-2); background: repeating-linear-gradient(135deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 12px);
  display: flex; align-items: flex-end; padding: 10px; font-size: 10px; letter-spacing: 0.16em; color: var(--mute); }
.tank-desc { margin: 0; font-size: 13px; line-height: 1.6; color: var(--body); text-wrap: pretty; }
.tank-rows { margin: 0; border-top: 1px solid var(--line); }
.tank-rows div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 11px; align-items: center; }
.tank-rows dt { letter-spacing: 0.16em; color: #7d8580; }
.tank-rows dd { margin: 0; color: var(--text); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.tank-actions { display: flex; gap: 10px; }
.tank-actions .btn { flex: 1; }
.tank-actions .btn-ghost { flex: 0 0 auto; }
.tank-fine { margin: 0; font-size: 10px; line-height: 1.5; color: #7d8580; }
/* evidence cells: one per grade step, E (1) to A (5) */
.cells { display: inline-flex; gap: 3px; }
.cells i { width: 14px; height: 6px; border: 1px solid var(--line-3); }
.cells i.on { background: var(--green); border-color: var(--green); }

/* ---------- normal pages ---------- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 var(--gutter); }
.sec { border-top: 1px solid var(--line); padding: 56px 0 64px; }
.sec-head { display: grid; gap: 10px; margin-bottom: 28px; }
.sec-head h2 { margin: 0; font: 400 clamp(36px, 5vw, 56px)/1 var(--serif); color: var(--ink); }
.sec-head p { margin: 0; color: var(--body); max-width: 40em; }
.index { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.index > li { border-bottom: 1px solid var(--line-2); }
.row { display: grid; grid-template-columns: 1fr; gap: 6px 28px; padding: 22px 0; text-decoration: none; color: inherit; position: relative; }
.row:hover { color: inherit; }
.row:hover .row-name { color: var(--green); }
.row-no { display: flex; align-items: center; gap: 10px; font-size: 10px; letter-spacing: 0.2em; color: var(--dim); text-transform: uppercase; }
.row-no::before { content: ''; width: 7px; height: 7px; background: var(--green); box-shadow: 0 0 10px var(--green); }
.row-name { font: 400 34px/1.05 var(--serif); color: var(--ink); transition: color .15s; }
.row-name small { font: 11px/1.4 var(--mono); letter-spacing: 0.06em; color: var(--dim); margin-left: 10px; vertical-align: 6px; }
.row-sub { color: var(--body); font-size: 14px; line-height: 1.6; max-width: 46em; text-wrap: pretty; }
.row-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; font-size: 11px; letter-spacing: 0.12em; color: var(--dim); text-transform: uppercase; }
.row-meta .ev { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.row-go { font-size: 11px; letter-spacing: 0.2em; color: var(--ink); text-transform: uppercase; }
.row-meta .cls { text-transform: none; letter-spacing: 0.02em; font-size: 12px; }
.draft { font-size: 10px; letter-spacing: 0.2em; color: var(--yellow); border: 1px solid rgba(245, 213, 71, 0.5); padding: 2px 6px; text-transform: uppercase; }
@media (min-width: 900px) {
  .row { grid-template-columns: 150px minmax(0, 1fr) 240px 90px; align-items: baseline; }
  .row-meta { flex-direction: column; align-items: flex-start; gap: 6px; }
  .row-go { justify-self: end; }
}
.cols { display: grid; gap: 48px; }
@media (min-width: 900px) { .cols { grid-template-columns: 1fr 1fr; gap: 64px; } }
.mini { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.mini li { border-bottom: 1px solid var(--line); }
.mini a { display: grid; gap: 4px; padding: 16px 0; text-decoration: none; }
.mini b { font: 400 26px/1.1 var(--serif); color: var(--ink); }
.mini a:hover b { color: var(--green); }
.mini span { font-size: 13px; color: var(--body); line-height: 1.6; }
.foot { border-top: 1px solid var(--line); padding: 32px 0 48px; font-size: 12px; color: var(--dim); line-height: 1.7; }
.foot p { margin: 0 0 8px; max-width: 60em; }
.foot a { color: var(--text); }

/* ---------- compound page ---------- */
.topbar { border-bottom: 1px solid var(--line); }
.topbar-in { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; padding-top: 18px; padding-bottom: 18px; }
.topnav { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 26px; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; }
.topnav a { color: #9aa29d; text-decoration: none; }
.topnav a:hover, .topnav a[aria-current] { color: var(--ink); }
.walk-link { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink); text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.walk-link::before { content: ''; width: 7px; height: 7px; background: var(--green); box-shadow: 0 0 10px var(--green); }
@media (max-width: 899px) {
  .topbar-in { grid-template-columns: 1fr auto; }
  .topnav { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; gap: 6px 18px; letter-spacing: 0.14em; }
}
.crumbs { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim); padding: 22px 0 0; display: flex; gap: 10px; flex-wrap: wrap; }
.crumbs a { color: var(--dim); text-decoration: none; }
.crumbs a:hover { color: var(--ink); }
.page { display: grid; gap: 40px; padding: 18px 0 64px; }
@media (min-width: 1100px) { .page { grid-template-columns: minmax(0, 760px) 300px; justify-content: space-between; gap: 64px; } }
.rail { display: none; }
@media (min-width: 1100px) {
  .rail { display: block; }
  .rail-in { position: sticky; top: 24px; display: grid; gap: 20px; }
}
.rail-tank { border: 1px solid var(--line); padding: 18px; display: grid; justify-items: center; gap: 10px; }
.rail-tank svg { width: 120px; height: auto; }
.rail-toc { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; }
.rail-toc li { border-bottom: 1px solid var(--line); }
.rail-toc a { display: flex; justify-content: space-between; gap: 10px; padding: 9px 0; color: var(--dim); text-decoration: none; }
.rail-toc a:hover { color: var(--ink); }
.rail-toc a span { color: #6f7772; }

/* the wiki's article markup, restyled */
.compound { min-width: 0; }
.compound h1 { margin: 6px 0 14px; font: 400 clamp(54px, 9vw, 96px)/0.95 var(--serif); color: var(--ink); letter-spacing: -0.005em; }
.compound h2 { font: 400 32px/1.1 var(--serif); color: var(--ink); margin: 0 0 14px; }
.compound h3 { font: 500 12px/1.5 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink); margin: 28px 0 10px; }
.compound p, .compound li { color: var(--body); text-wrap: pretty; }
.compound p { margin: 0 0 1em; }
.compound strong { color: var(--ink); font-weight: 500; }
.compound ul, .compound ol { padding-left: 1.3em; margin: 0 0 1em; }
.compound li { margin-bottom: 0.45em; }
.compound li::marker { color: var(--dim); }
.kicker { font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--green) !important; margin: 0 !important; }
.lede { font-size: 17px; line-height: 1.6; color: var(--text) !important; max-width: 36em; }
.facts { margin: 22px 0 0; border-top: 1px solid var(--line); }
.facts > div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.facts dt { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #7d8580; padding-top: 2px; }
.facts dd { margin: 0; color: var(--text); }
.byline { font-size: 12px; color: var(--dim) !important; margin: 14px 0 0 !important; }
.byline a { color: var(--text); }
.strip { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; margin: 22px 0 0; padding: 14px 0; border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.grade { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; white-space: nowrap; }
.grade-letter { display: inline-grid; place-items: center; width: 30px; height: 30px; border: 1px solid var(--green); color: var(--green); font: 500 15px/1 var(--mono); box-shadow: inset 0 0 12px rgba(124, 255, 178, 0.18); }
.grade-label { color: var(--text); letter-spacing: 0.04em; }
.strip-counts { display: flex; flex-wrap: wrap; gap: 4px 16px; list-style: none; margin: 0 !important; padding: 0 !important; font-size: 12px; }
.strip-counts li { margin: 0 !important; color: var(--dim) !important; }
.strip-counts b { color: var(--ink); font-weight: 500; }
.strip-refs { font-size: 12px; margin-left: auto; }
.grade-note { font-size: 13px; color: var(--dim) !important; margin: 10px 0 0 !important; }
.cite { display: inline-block; margin: 0 0 0 3px; padding: 0 4px; border: 1px solid var(--green-dim); font-size: 10px; line-height: 1.5; letter-spacing: 0.02em; color: var(--green); text-decoration: none; vertical-align: 1px; }
.cite + .cite { margin-left: 2px; }
.cite:hover { background: var(--green); color: var(--bg); }
.quick, .where, .try { margin: 44px 0 0; }
.quick > dl { margin: 0; border-top: 1px solid var(--line-2); }
.quick > dl > div { display: grid; gap: 4px; padding: 14px 0; border-bottom: 1px solid var(--line); }
@media (min-width: 700px) { .quick > dl > div { grid-template-columns: 190px 1fr; gap: 20px; } }
.quick dt { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #7d8580; padding-top: 3px; }
.quick dd { margin: 0; color: var(--text); }
details.sub { margin: 14px 0 0; border: 1px solid var(--line); }
details.sub > summary { list-style: none; cursor: pointer; padding: 12px 14px; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink); display: flex; justify-content: space-between; }
details.sub > summary::-webkit-details-marker { display: none; }
details.sub > summary::after { content: '+'; color: var(--green); }
details.sub[open] > summary::after { content: '−'; }
details.sub[open] > summary { border-bottom: 1px solid var(--line); }
details.sub > :not(summary) { margin-left: 14px; margin-right: 14px; }
details.sub > :last-child { margin-bottom: 14px; }
mark.todo { background: rgba(245, 213, 71, 0.08); color: #f3e7ae; border: 1px dashed rgba(245, 213, 71, 0.55); padding: 1px 6px; font-size: 12px; line-height: 1.6; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.todo-tag { color: var(--yellow); letter-spacing: 0.12em; text-transform: uppercase; font-size: 10px; margin-right: 4px; }
.todo-line { margin: 12px 0 0 !important; }
.buy { border: 1px solid var(--line-2); padding: 18px; display: grid; gap: 14px; }
@media (min-width: 700px) { .buy { grid-template-columns: 1fr auto; align-items: center; } .buy-notes { grid-column: 1 / -1; } }
.buy p { margin: 0; }
.buy-seller { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim) !important; }
.buy-product { font: 400 26px/1.15 var(--serif); color: var(--ink) !important; }
.buy-form { font: 12px var(--mono); color: var(--dim); margin-left: 6px; }
.buy-price { color: var(--ink) !important; font-size: 15px; }
.muted { color: var(--dim) !important; font-size: 12px; }
.buy-notes { list-style: none; padding: 0 !important; margin: 0 !important; display: grid; gap: 6px; }
.try { border-top: 1px solid var(--line); padding-top: 18px; }
.try-h { font-size: 26px !important; }
.try-lede { margin-bottom: 6px !important; }
.try-more { font-size: 13px; margin: 10px 0 0 !important; }
.blocks { margin: 44px 0 0; border-top: 1px solid var(--line-2); }
.blocks-bar { display: flex; justify-content: flex-end; padding: 10px 0; border-bottom: 1px solid var(--line); }
.link-btn { background: none; border: 0; color: var(--dim); font: 11px/1 var(--mono); letter-spacing: 0.2em; text-transform: uppercase; cursor: pointer; padding: 8px 0; }
.link-btn:hover { color: var(--ink); }
details.block { border-bottom: 1px solid var(--line-2); }
details.block > summary { list-style: none; cursor: pointer; display: flex; align-items: baseline; gap: 14px; padding: 18px 0; }
details.block > summary::-webkit-details-marker { display: none; }
details.block > summary h2 { margin: 0; font-size: 30px; flex: 1; }
details.block > summary:hover h2 { color: var(--green); }
.hint { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim); border: 1px solid var(--line-2); padding: 2px 6px; }
.chev::after { content: '+'; font-size: 20px; color: var(--green); }
details.block[open] .chev::after { content: '−'; }
.block-body { padding: 0 0 28px; }
.table-wrap { overflow-x: auto; margin: 0 0 1em; border-top: 1px solid var(--line-2); }
table.t { border-collapse: collapse; width: 100%; font-size: 12px; min-width: 520px; }
table.t th { text-align: left; font-weight: 500; font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: #7d8580; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line-2); }
table.t td { padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; color: var(--body); }
table.t td:first-child { color: var(--text); }
.risks { list-style: none; padding: 0 !important; border-top: 1px solid var(--line); }
.risks > li { display: grid; gap: 8px; padding: 14px 0; border-bottom: 1px solid var(--line); margin: 0 !important; }
@media (min-width: 700px) { .risks > li { grid-template-columns: 130px 1fr; gap: 16px; } }
.risks p { margin: 0 0 4px; }
.risk { color: var(--text) !important; }
.basis { font-size: 13px; color: var(--dim) !important; }
.tag { justify-self: start; align-self: start; font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; padding: 3px 7px; border: 1px solid var(--line-3); color: var(--text); white-space: nowrap; }
.tag-established { border-color: var(--green); color: var(--green); }
.tag-inferred { border-style: dashed; }
.tag-report { color: var(--dim); }
.tag-lore { border-style: dotted; color: var(--dim); }
.myths { list-style: none; padding: 0 !important; counter-reset: m; }
.myths > li { border-top: 1px solid var(--line); padding: 16px 0; margin: 0 !important; counter-increment: m; }
.claim { font: 400 22px/1.25 var(--serif); color: var(--ink) !important; margin-bottom: 10px !important; }
.claim::before { content: counter(m, decimal-leading-zero) '  '; font: 11px var(--mono); letter-spacing: 0.2em; color: var(--dim); vertical-align: 4px; }
.origin span, .truth span { display: block; font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: #7d8580; margin-bottom: 2px; }
.truth span { color: var(--green); }
.placeholder { border: 1px dashed var(--line-2); padding: 12px 14px; color: var(--dim); font-size: 13px; margin: 0 0 1em; }
.placeholder p { margin: 0; color: var(--dim); }
.ph-label { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text) !important; margin-bottom: 4px !important; }
.pill { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--yellow); }
.links { list-style: none; padding: 0 !important; border-top: 1px solid var(--line); }
.links li { padding: 10px 0; border-bottom: 1px solid var(--line); margin: 0 !important; }
.refs { list-style: none; padding: 0 !important; font-size: 12px; border-top: 1px solid var(--line); }
.refs li { display: grid; grid-template-columns: 44px 1fr; gap: 2px 10px; padding: 10px 0; border-bottom: 1px solid var(--line); margin: 0 !important; }
.refs li:target { background: rgba(124, 255, 178, 0.06); }
.ref-id { color: var(--green); }
.ref-text { color: var(--body); overflow-wrap: anywhere; }
.ref-type { grid-column: 2; font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: #7d8580; }
.note { font-size: 13px; color: var(--dim) !important; }
.stub { border: 1px solid var(--line); padding: 16px; display: grid; gap: 12px; justify-items: start; }
.stub p { margin: 0; }
blockquote { margin: 0 0 1em; padding-left: 14px; border-left: 1px solid var(--green-dim); }

/* the wiki's interactive tool (tools.js), in lab colours */
.tool { margin: 8px 0 12px; border: 1px solid var(--line); padding: 14px; }
.chart { display: block; width: 100%; height: auto; overflow: visible; margin: 0 0 6px; font-family: var(--mono); }
.chart-title { font-size: 11px !important; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink) !important; margin: 14px 0 4px !important; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .zero { stroke: var(--mute); stroke-width: 1; stroke-dasharray: 4 4; }
.chart .tickmark { stroke: var(--line-2); }
.chart .tick { fill: var(--dim); font-size: 10px; }
.chart .axis-label { fill: var(--body); font-size: 11px; }
.chart .line { fill: none; stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; }
.chart .line-main { stroke: var(--ink); }
.chart .line-second { stroke: var(--dim); stroke-dasharray: 6 4; stroke-width: 1.4; }
.chart .line-ghost { stroke: var(--line-2); stroke-width: 1.4; stroke-dasharray: 5 4; }
.chart .series-label { fill: var(--ink); font-size: 11px; }
.chart .series-label.muted { fill: var(--dim); }
.chart .band { fill: rgba(255, 255, 255, 0.05); }
.chart .band-label { fill: var(--body); font-size: 10px; }
.chart .band-num { fill: var(--ink); font-size: 11px; }
.chart .cursor { stroke: var(--green); stroke-width: 1.2; }
.chart .dot { fill: var(--green); stroke: var(--bg); stroke-width: 2; }
.chart .dot-second { fill: var(--dim); }
.chart .pt { fill: var(--ink); }
.chart .pt-open { fill: var(--bg); stroke: var(--yellow); stroke-width: 1.5; }
.chart .err { stroke: var(--body); stroke-width: 1.2; }
.chart .pt-label { fill: var(--body); font-size: 10px; }
.chart .area-up { fill: var(--green); opacity: .12; }
.chart .area-down { fill: var(--yellow); opacity: .12; }
.tool-slider { display: grid; gap: 4px; margin: 4px 0 10px; }
.tool-slider-label { font-size: 13px; color: var(--body); }
.tool-slider output { color: var(--ink); font-variant-numeric: tabular-nums; }
.tool-slider input[type="range"] { width: 100%; height: 44px; margin: 0; accent-color: var(--green); cursor: pointer; }
.tool-readouts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0; margin: 8px 0 0; border-top: 1px solid var(--line); }
.tool-readouts > div { padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); }
.tool-readouts dt { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: #7d8580; }
.tool-readouts dd { margin: 2px 0 0; font: 400 30px/1.1 var(--serif); color: var(--ink); font-variant-numeric: tabular-nums; }
.tool-readouts dd.text { font: 500 14px/1.4 var(--mono); }
.tool-readouts p { margin: 2px 0 0; font-size: 12px; color: var(--dim); }
.tool-msg { margin: 12px 0 0; font-size: 13px; color: var(--text); }
.chart-legend { font-size: 12px; color: var(--body); margin: 4px 0 10px; padding-left: 1.4em; }
@media (max-width: 699px) {
  .lab-foot { grid-template-columns: 1fr; justify-items: center; }
  .lab-foot > div:first-child { display: none; }
  .lab.walking .lab-foot > div:first-child { display: block; justify-self: start; }
  .lab-auto { justify-self: center; }
  .lab-nav { gap: 8px 20px; }
}
@media (max-width: 699px) {
  .tank-panel { top: auto; bottom: 64px; max-height: 62%; }
  .tank-shot { aspect-ratio: 16/7; }
  .tank-body { gap: 14px; padding: 16px; }
  .tank-body h2 { font-size: 30px; }
}