/* Tallyglass
   Dark: near-black #111 / #171717 with one orange accent #d25611.
   Light: bone #faf9f6 with ink #1d1d17.
   Radii: buttons 3px, cards 6px, windows 10px.
   Spacing and type come from the tokens below; components don't invent their own gaps. */

:root,
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111111;
  --card: #171717;
  --card-2: #1b1b1b;
  --line: #262626;
  --line-2: #333333;
  --text: #ededed;
  --text-2: #a3a3a3;
  --text-3: #8b8b8b;
  --accent: #d25611;
  --accent-hi: #ff7a33;
  --accent-soft: rgba(210, 86, 17, 0.14);
  --solid-bg: #ededed;
  --solid-fg: #111111;
  --track: #1f1f1f;
  --topbar: #000000;
  --ok: #3fb950;
  --bad: #f85149;
  --ok-bg: rgba(63, 185, 80, 0.12);
  --bad-bg: rgba(248, 81, 73, 0.12);
  --ok-fg: #7ee787;
  --bad-fg: #ffa198;
  --under: #3b82f6;
  --photo-bg: #0d0d0d;
  --shadow: 0 40px 100px -40px rgba(0, 0, 0, 0.8);
  --glow: radial-gradient(ellipse 55% 60% at 75% 0%, rgba(210, 86, 17, 0.11), transparent 70%);
  --mask-color: #a3a3a3;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #faf9f6;
  --card: #ffffff;
  --card-2: #f7f6f2;
  --line: #e6e4de;
  --line-2: #d4d1c8;
  --text: #1d1d17;
  --text-2: #55554d;
  --text-3: #74746b;
  --accent: #b5470b;
  --accent-hi: #b5470b;
  --accent-soft: rgba(181, 71, 11, 0.1);
  --solid-bg: #1d1d17;
  --solid-fg: #faf9f6;
  --track: #f0f0f0;
  --topbar: #1d1d17;
  --ok: #1a7f37;
  --bad: #cf222e;
  --ok-bg: rgba(26, 127, 55, 0.1);
  --bad-bg: rgba(207, 34, 46, 0.08);
  --ok-fg: #1a7f37;
  --bad-fg: #b3261e;
  --under: #2563eb;
  --photo-bg: #efede7;
  --shadow: 0 30px 70px -40px rgba(40, 36, 20, 0.35);
  --glow: none;
  --mask-color: #55554d;
}

:root {
  /* spacing (8px base) */
  --s-section: clamp(64px, 8vw, 112px);
  --s-row: clamp(48px, 6vw, 80px);
  --s-head: clamp(32px, 4vw, 48px);
  --gap: 16px;
  --pad: 24px;
  --wrap: 1172px;
  /* type */
  --fs-h2: clamp(30px, 3.6vw, 48px);
  --fs-h3: clamp(22px, 2.2vw, 28px);
  --fs-lead: clamp(16px, 1.3vw, 18px);
  --fs-label: 11.5px;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, p, ol, ul { margin: 0; }
ul, ol { padding: 0; list-style: none; }
.mono { font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding-inline: 24px; }
.wrap-wide { max-width: 1340px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--solid-bg); color: var(--solid-fg); padding: 8px 12px; }
.skip:focus { top: 8px; }
.noscript { padding: 12px 24px; text-align: center; font-size: 14px; background: var(--card); border-bottom: 1px solid var(--line); }
.arr { color: var(--accent-hi); font-family: "IBM Plex Mono", monospace; }

/* ---------- Buttons: mono, uppercase, square ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; cursor: pointer;
  height: 40px; padding: 0 16px; border-radius: 3px; border: 1px solid transparent;
  font-family: "IBM Plex Mono", monospace; font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase;
  transition: background-color .15s, border-color .15s, opacity .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .35; cursor: default; }
.btn-sm { height: 34px; padding: 0 12px; font-size: 11.5px; }
.btn-solid { background: var(--solid-bg); color: var(--solid-fg); }
.btn-solid:hover:not(:disabled) { opacity: .88; }
.btn-ghost { border-color: var(--line-2); background: transparent; color: var(--text); }
.btn-ghost:hover:not(:disabled) { background: var(--card); }
.btn-light { background: #ecebe6; color: #111; }
.btn-light:hover { background: #fff; }
.btn i { font-size: 13px; }

.icon-btn {
  width: 34px; height: 34px; display: inline-grid; place-items: center; cursor: pointer;
  border: 1px solid var(--line); border-radius: 3px; background: transparent; color: var(--text-2); font-size: 16px;
}
.icon-btn:hover { color: var(--text); background: var(--card); }

.tag {
  display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 8px; border-radius: 3px; white-space: nowrap;
  font-family: "IBM Plex Mono", monospace; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--line-2); color: var(--text-2);
}
.tag-warn { color: var(--accent-hi); border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: var(--accent-soft); }
.tag-accent { color: var(--accent-hi); border-color: transparent; background: var(--accent-soft); }
.label { font-family: "IBM Plex Mono", monospace; font-size: var(--fs-label); font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }

/* ---------- Topbar and nav ---------- */
.topbar { display: block; text-align: center; padding: 10px 16px; font-size: 13.5px; background: var(--topbar); color: #d9d9d4; border-bottom: 1px solid var(--line); }
.topbar b { color: #fff; font-weight: 600; }
.topbar:hover { color: #fff; }

.nav { position: sticky; top: 0; z-index: 60; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-inner { height: 64px; display: flex; align-items: center; gap: 32px; }
.logo { font-family: Silkscreen, "IBM Plex Mono", monospace; font-weight: 700; font-size: 21px; letter-spacing: .02em; text-transform: uppercase; color: var(--text); line-height: 1; }
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a { font-family: "IBM Plex Mono", monospace; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); transition: color .15s; }
.nav-links a:hover, .nav-links a.on { color: var(--text); }
.nav-actions { display: flex; gap: 10px; align-items: center; }
.menu-btn { display: none; }
/* Reading progress: tied to page scroll, no JS */
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--accent); transform-origin: 0 50%; transform: scaleX(0); display: none; }
@supports (animation-timeline: scroll()) {
  .progress { display: block; animation: progress linear both; animation-timeline: scroll(root); }
}
@keyframes progress { to { transform: scaleX(1); } }

/* ---------- Hero ---------- */
.hero { position: relative; padding-top: clamp(56px, 7vw, 96px); overflow: hidden; }
.hero-glow { position: absolute; inset: 0; background: var(--glow); pointer-events: none; }
.hero-grid { position: relative; display: grid; justify-items: center; text-align: center; gap: clamp(40px, 5vw, 64px); }
.hero-copy { display: flex; flex-direction: column; align-items: center; }
.kicker { font-family: "IBM Plex Mono", monospace; font-size: var(--fs-label); letter-spacing: .1em; text-transform: uppercase; color: var(--text-2); }
.display { margin-top: 12px; font-family: Newsreader, Georgia, serif; font-weight: 400; font-size: clamp(46px, 6.4vw, 84px); line-height: 1; letter-spacing: -0.02em; }
.hero-p { margin-top: 24px; max-width: 62ch; font-size: var(--fs-lead); line-height: 1.6; color: var(--text-2); }
.hero-btns { margin-top: 32px; display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.hero-stats { width: 100%; max-width: 880px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { padding: 22px 20px; }
.stat + .stat { border-left: 1px solid var(--line); }
.stat-k { font-size: var(--fs-label); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.stat-n { margin-top: 6px; font-size: 40px; font-weight: 300; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.stat-n small { font-size: 22px; color: var(--text-3); margin-left: 2px; }
.stat-d { margin-top: 8px; font-size: 14px; color: var(--text-2); line-height: 1.5; }

/* ---------- App window ---------- */
.app { position: relative; margin-top: clamp(56px, 6vw, 80px); border: 1px solid var(--line-2); border-bottom: 0; border-radius: 10px 10px 0 0; background: var(--card); overflow: hidden; box-shadow: var(--shadow); }
.app-bar { height: 42px; display: flex; align-items: center; gap: 18px; padding: 0 14px; border-bottom: 1px solid var(--line); background: var(--card-2); }
.dots { display: inline-flex; gap: 7px; flex-shrink: 0; }
.dots i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.dots i:nth-child(2) { background: #febc2e; }
.dots i:nth-child(3) { background: #28c840; }
.app-tabs { display: flex; height: 100%; margin-left: 24px; overflow-x: auto; scrollbar-width: none; }
.app-tab { height: 100%; display: inline-flex; align-items: center; padding: 0 14px; border: 0; background: transparent; cursor: pointer; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--text-3); border-bottom: 2px solid transparent; white-space: nowrap; }
.app-tab:hover { color: var(--text-2); }
.app-tab[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }
.app-model { margin-left: auto; font-size: 12px; color: var(--text-3); white-space: nowrap; }
.logo-mask { width: 16px; height: 16px; display: inline-block; background: var(--mask-color); -webkit-mask: var(--src) center / contain no-repeat; mask: var(--src) center / contain no-repeat; flex-shrink: 0; transition: background .2s; }

.app-body { display: grid; grid-template-columns: 230px minmax(0, 1fr) 260px; min-height: 480px; }
.app-side { border-right: 1px solid var(--line); padding: 14px 10px; }
.side-h { font-family: "IBM Plex Mono", monospace; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); padding: 6px 8px; margin-top: 6px; display: flex; justify-content: space-between; }
.side-list { margin-bottom: 14px; }
.side-item { width: 100%; display: flex; align-items: center; gap: 10px; padding: 7px 8px; border: 0; background: transparent; cursor: pointer; text-align: left; font-size: 13.5px; color: var(--text-2); border-radius: 4px; }
.side-static .side-item { cursor: default; font-size: 12.5px; color: var(--text-3); }
.mask-key-swatch { width: 14px; height: 14px; flex-shrink: 0; border-radius: 3px; background: #26daff; }
.side-item:hover { color: var(--text); }
.side-item .meta { margin-left: auto; font-family: "IBM Plex Mono", monospace; font-size: 11.5px; color: var(--text-3); }
.side-item i { font-size: 14px; }
.side-item.on { background: var(--accent-soft); color: var(--text); box-shadow: inset 2px 0 0 var(--accent); }
.mark-bad { color: var(--bad); }
.mark-ok { color: var(--ok); }

.app-main { display: flex; flex-direction: column; min-width: 0; }
.app-photo { position: relative; flex: 1; min-height: 330px; background: var(--photo-bg); display: grid; place-items: center; overflow: hidden; isolation: isolate; }
.app-photo::before { content: ""; position: absolute; inset: -30px; z-index: -1; background: var(--img, none) center / cover; filter: blur(30px) brightness(.35) saturate(1.2); }
.app-photo img { width: 100%; height: 100%; max-height: 410px; object-fit: contain; transition: opacity .3s; }
.app-photo img.fade { opacity: 0; }
.app-photo:has(#appImg.fade) .markers { opacity: 0; }
.app-term { padding: 14px 18px 16px; border-top: 1px solid var(--line); font-family: "IBM Plex Mono", monospace; font-size: 13px; min-height: 84px; }
.term-line + .term-line { margin-top: 4px; }
.t-dim { color: var(--text-3); }

.app-runs { border-left: 1px solid var(--line); padding: 0 0 16px; display: flex; flex-direction: column; }
.runs-tabs { display: flex; gap: 2px; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.runs-tabs span { font-size: 13px; color: var(--text-3); padding: 5px 10px; border-radius: 4px; }
.runs-tabs .on { color: var(--text); background: var(--card-2); box-shadow: inset 0 0 0 1px var(--line); }
.runs-gold { display: flex; align-items: baseline; justify-content: space-between; padding: 18px 18px 10px; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; }
.runs-gold b { font-size: 44px; font-weight: 500; line-height: 1; color: var(--text); }
.runs-list { padding: 4px 10px; }
.run { display: grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items: center; padding: 9px 8px; font-family: "IBM Plex Mono", monospace; font-size: 13px; border-bottom: 1px dashed var(--line); opacity: 0; transform: translateY(4px); animation: run-in .35s ease forwards; animation-delay: calc(var(--i) * 260ms + 150ms); }
.run b { font-weight: 500; color: var(--text); }
.x { color: var(--bad); }
.v { color: var(--ok); }
@keyframes run-in { to { opacity: 1; transform: none; } }
.runs-verdict { margin: 16px 18px 0; font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--text-2); line-height: 1.5; }
.runs-verdict b { color: var(--ok-fg); font-weight: 500; }
.app-input { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-top: 1px solid var(--line); font-family: "IBM Plex Mono", monospace; font-size: 13px; color: var(--text-3); background: var(--card); }
.app-input:hover { color: var(--text-2); }
.caret { width: 8px; height: 15px; background: var(--text-2); animation: blink 1.1s steps(2) infinite; flex-shrink: 0; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Logos ---------- */
.logos { padding-top: var(--s-section); border-top: 1px solid var(--line); }
.center-h { text-align: center; font-size: 18px; font-weight: 500; color: var(--text-2); }
.logo-grid { margin-top: var(--s-head); display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.logo-box { height: 64px; display: flex; align-items: center; justify-content: center; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 3px; color: var(--text-2); font-size: 16px; font-weight: 600; letter-spacing: -0.01em; transition: border-color .2s, color .2s; }
.logo-box .logo-mask { width: 20px; height: 20px; }
.logo-box:hover { border-color: var(--line-2); color: var(--text); }
.logo-box:hover .logo-mask { background: var(--text); }

/* ---------- Sections ---------- */
/* One gap between sections: each section pads its top only, nothing stacks */
.section { padding: var(--s-section) 0 0; }
.callout-wrap { padding-top: var(--s-section); }
.sec-head { max-width: 780px; margin: 0 auto var(--s-head); text-align: center; display: flex; flex-direction: column; align-items: center; }
.eyebrow { font-family: "IBM Plex Mono", monospace; font-size: var(--fs-label); font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-hi); }
.eyebrow + .big-h { margin-top: 12px; }
.serif-h { font-family: Newsreader, Georgia, serif; font-weight: 400; letter-spacing: -0.01em; }
.big-h { font-size: var(--fs-h2); font-weight: 500; letter-spacing: -0.03em; line-height: 1.08; max-width: 22ch; }
.sub { margin-top: 16px; color: var(--text-2); font-size: var(--fs-lead); line-height: 1.6; max-width: 56ch; }

/* ---------- Leaderboard ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 6px; }
.lb-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.lb-top .serif-h { font-size: 26px; }
.lb { padding: 10px 12px 8px; }
.lb-row { display: grid; grid-template-columns: 56px 250px minmax(0, 1fr); align-items: center; min-height: 50px; padding: 0 8px; border-radius: 4px; transition: background .15s; }
.lb-row:hover { background: var(--card-2); }
.lb-rank { display: grid; place-items: center; font-family: "IBM Plex Mono", monospace; font-size: 13px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.medal { width: 30px; height: 33px; display: grid; place-items: center; font-family: "IBM Plex Mono", monospace; font-size: 13px; font-weight: 600; color: #3a2d0c; clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); background: linear-gradient(160deg, #f7df9a, #d9a443); }
.medal.m2 { background: linear-gradient(160deg, #f1f1f2, #b6b9c0); color: #33363c; }
.medal.m3 { background: linear-gradient(160deg, #ecc3a5, #b77650); color: #3d2416; }
.lb-model { display: flex; align-items: center; gap: 12px; min-width: 0; }
.lb-model .logo-mask { width: 18px; height: 18px; }
.lb-lab { display: block; font-family: "IBM Plex Mono", monospace; font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); line-height: 1.2; }
.lb-name { font-size: 14px; color: var(--text); white-space: nowrap; }
.lb-name em { font-style: normal; color: var(--text-3); margin-left: 4px; }
.lb-bar { position: relative; height: 26px; background: var(--track); border-radius: 3px; }
.lb-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; border-radius: 3px; transition: width 1.2s cubic-bezier(.16,1,.3,1); }
.lb-score { position: absolute; top: 50%; transform: translateY(-50%); font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--text); white-space: nowrap; font-variant-numeric: tabular-nums; transition: left 1.2s cubic-bezier(.16,1,.3,1); }
.lb-note { padding: 16px 20px 20px; font-size: 14px; line-height: 1.6; color: var(--text-3); border-top: 1px solid var(--line); }
.lb-empty { padding: 32px 20px; color: var(--text-3); }

.scoring { margin-top: var(--s-row); }
.score-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--gap); }
.score-grid li { padding: var(--pad); border: 1px solid var(--line); border-radius: 6px; background: var(--card); }
.score-i { display: inline-grid; place-items: center; min-width: 36px; height: 36px; padding: 0 8px; border-radius: 3px; background: var(--accent-soft); color: var(--accent-hi); font-size: 14px; font-weight: 600; }
.score-grid h3 { margin-top: 18px; font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.score-grid p { margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--text-2); }

/* ---------- Black callout ---------- */
.callout { background: #000; border: 1px solid #1f1f1f; border-radius: 6px; padding: clamp(64px, 9vw, 112px) 24px; display: flex; flex-direction: column; align-items: center; gap: 32px; text-align: center; }
.callout-h { color: #f2f0ea; font-size: clamp(30px, 3.6vw, 48px); line-height: 1.12; }

/* ---------- What we measure ---------- */
.measure { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 4vw, 56px); }
.measure li { padding-top: 20px; border-top: 1px solid var(--line-2); text-align: center; }
.measure p { margin-inline: auto; max-width: 34ch; }
.measure-n { font-size: 13px; color: var(--accent-hi); }
.measure h3 { margin-top: 14px; font-size: var(--fs-h3); font-weight: 500; letter-spacing: -0.02em; line-height: 1.2; }
.measure p { margin-top: 12px; font-size: 15.5px; line-height: 1.6; color: var(--text-2); }

/* ---------- Anatomy of a task ---------- */
.anatomy { margin-top: var(--s-row); }
.anat { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.anat-visual { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); border: 1px solid var(--line-2); border-radius: 10px; overflow: hidden; background: var(--card); box-shadow: var(--shadow); }
.anat-photo { position: relative; align-self: start; background: var(--photo-bg); }
.anat-photo > img { display: block; width: 100%; height: auto; }
.anat-marks { position: absolute; inset: 0; pointer-events: none; transition: opacity .3s; }
.anat-card { display: flex; flex-direction: column; border-left: 1px solid var(--line); }
.anat-row { position: relative; padding: 16px 18px 16px 50px; border-bottom: 1px solid var(--line); font-size: 14px; line-height: 1.55; color: var(--text-2); transition: background .25s, opacity .25s; }
.anat-row:last-child { border-bottom: 0; flex: 1; }
.anat-row .mono { font-size: 13px; color: var(--text); }
.anat-row b { color: var(--text); font-weight: 600; }
.anat-split { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); }
.anat-split .anat-row { border-bottom: 0; }
.anat-split .anat-row + .anat-row { border-left: 1px solid var(--line); }
.anat-split .anat-row:last-child { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--line); }
.anat-k { display: block; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 6px; }
.anat-big { font-size: 40px; font-weight: 500; line-height: 1; color: var(--accent-hi); }
.anat-mid { font-size: 26px; font-weight: 500; line-height: 1; color: var(--text); display: inline-flex; gap: 8px; align-items: center; }
.anat-mid i { font-size: 18px; color: var(--ok); }
.pin {
  position: absolute; left: var(--x); top: var(--y); width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center;
  background: #be4c0f; color: #fff; font-family: "IBM Plex Mono", monospace; font-size: 12px; font-weight: 600;
  border: 0; padding: 0; cursor: pointer; box-shadow: 0 0 0 2px rgba(255,255,255,.9); transition: transform .25s, box-shadow .25s, opacity .2s;
}
.pin[hidden] { display: none; }
.anat-photo > .pin[data-pin="masks"] { translate: -50% -50%; }
.pin-inline { position: static; flex-shrink: 0; }
.anat-row > .pin-inline { position: absolute; left: 16px; top: 16px; }
.pin.hl, li.hl .pin { transform: scale(1.18); box-shadow: 0 0 0 3px #fff, 0 0 0 7px rgba(210, 86, 17, .35); }
.anat-list { display: grid; gap: 2px; }
.anat-list li { display: grid; grid-template-columns: 24px 1fr; gap: 14px; padding: 14px 16px; border-radius: 6px; cursor: pointer; outline-offset: -2px; transition: background .2s, opacity .2s; }
.anat-list li:hover, .anat-list li.hl { background: var(--card); }
.anat-list h3 { font-size: 15.5px; font-weight: 600; }
.anat-list p { margin-top: 4px; font-size: 14px; line-height: 1.55; color: var(--text-2); }
.anatomy.focus .anat-row:not(.hl), .anatomy.focus .anat-list li:not(.hl) { opacity: .4; }
.anatomy.focus .anat-photo:not(.hl) > img:first-child { opacity: .45; }
.anatomy.focus .anat-visual .pin:not(.hl), .anatomy.focus .anat-list li:not(.hl) .pin { opacity: .25; }
.anat-row.hl { background: var(--accent-soft); }
.anat-photo > img:first-child { transition: opacity .3s; }

/* ---------- Method rows ---------- */
.workflow { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px; margin-bottom: var(--s-row); padding-block: 24px; border-block: 1px solid var(--line-2); }
.workflow a { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: start; color: var(--text); font-size: 14px; line-height: 1.4; }
.workflow-n { grid-column: 1 / -1; color: var(--accent-hi); font-size: 12px; }
.workflow i { color: var(--text-3); margin-top: 2px; }
.workflow a:hover { color: var(--accent-hi); }
.feat[id] { scroll-margin-top: 110px; }
.question-proof { padding-block: 24px; border-block: 1px solid var(--line-2); }
.proof-source { color: var(--text-3); font-size: 12px; }
.question-proof blockquote { margin: 20px 0 26px; font-family: Newsreader, Georgia, serif; font-size: clamp(25px, 2.4vw, 34px); line-height: 1.25; color: var(--text); }
.question-conditions > div { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding-block: 12px; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.5; }
.question-conditions dt { color: var(--text-3); }
.question-conditions dd { margin: 0; color: var(--text); }
.workflow-note { margin-top: 16px; color: var(--text-2); font-size: 13px; line-height: 1.6; }
.mask-evidence { display: grid; gap: 10px; border-top: 1px solid var(--line); padding: 16px; color: var(--text-2); font-size: 12.5px; line-height: 1.6; }
.mask-evidence > span, .mask-evidence > a { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.mask-evidence i { color: var(--accent-hi); font-size: 17px; }
.mask-evidence a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }
.review-audit { padding: 16px 20px; border-top: 1px solid var(--line); color: var(--text-2); font-size: 13px; line-height: 1.65; }
.feat { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.feat + .feat { margin-top: var(--s-row); }
.feat-rev .feat-copy { order: 2; }
.feat-wide { grid-template-columns: 1fr; gap: 32px; }
.feat-wide .feat-copy { max-width: 640px; margin-inline: auto; text-align: center; }
.feat-wide .feat-p { margin-inline: auto; }
.feat-k { font-size: var(--fs-label); font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-hi); }
.feat-h { margin-top: 12px; font-size: var(--fs-h3); font-weight: 500; letter-spacing: -0.02em; line-height: 1.2; }
.feat-p { margin-top: 16px; font-size: var(--fs-lead); line-height: 1.6; color: var(--text-2); max-width: 46ch; }

.win { background: var(--card); border: 1px solid var(--line-2); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); }
.win-bar { height: 36px; display: flex; align-items: center; gap: 14px; padding: 0 12px; background: var(--card-2); border-bottom: 1px solid var(--line); }
.win-bar .dots i { width: 10px; height: 10px; }
.win-title { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.win-right { margin-left: auto; font-size: 12px; color: var(--accent-hi); white-space: nowrap; }

.files { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; padding: 14px; }
.file { min-width: 0; display: flex; flex-direction: column; }
.file:first-child { grid-column: span 2; grid-row: span 2; }
.file img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 4px; border: 1px solid var(--line); }
.file:first-child img { flex: 1; min-height: 0; aspect-ratio: auto; }
.file span { display: block; margin-top: 6px; font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.count-stage { position: relative; aspect-ratio: 4 / 3; background: var(--photo-bg); }
.count-stage img { width: 100%; height: 100%; object-fit: cover; }
.count-foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding: 14px 16px; border-top: 1px solid var(--line); }
.count-q { font-size: 12.5px; color: var(--text-2); max-width: 44ch; min-height: 3em; }
.count-legend { margin-top: 8px; display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--text-3); }
.lg { width: 18px; height: 18px; border-radius: 50%; display: inline-grid; place-items: center; font-family: "IBM Plex Mono", monospace; font-size: 10px; font-weight: 600; color: #fff; }
.lg + .lg, .count-legend .lg:nth-of-type(2) { margin-left: 8px; }
.lg.in { background: #d25611; }
.mask-swatch { background: #26daff; border-radius: 3px; }
.lg.out { background: #c93c37; }
.count-n { font-size: 40px; line-height: 1; color: var(--accent-hi); font-weight: 500; }

.markers { position: absolute; inset: 0; pointer-events: none; }
.markers .mask-overlay, .anat-marks .mask-overlay { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; max-height: none; object-fit: fill; pointer-events: none; }
.app-photo .markers { display: grid; place-items: center; }
.app-photo .markers .mask-overlay { position: static; object-fit: contain; max-height: 410px; }
.mask-point { position: absolute; width: 26px; height: 26px; display: grid; place-items: center; translate: -50% -50%; border: 1px solid #fff; border-radius: 50%; background: #111; color: #fff; pointer-events: auto; box-shadow: 0 2px 6px rgba(0,0,0,.3); }
.mask-point i { font-size: 20px; }
.mask-point span { position: absolute; left: calc(100% + 5px); padding: 1px 5px; border-radius: 3px; background: #111; color: #fff; font: 12px "IBM Plex Mono", monospace; }

.term .term-body { padding: 18px 20px; font-family: "IBM Plex Mono", monospace; font-size: 13px; line-height: 1.75; overflow-x: auto; }
.tl { white-space: pre; display: block; transition: opacity .3s; transition-delay: calc(var(--i) * 45ms); }
.js .term:not(.in) .tl { opacity: 0; }
.tl .c { color: var(--text-3); }
.tl .p { color: var(--text); }
.tl .g { color: var(--accent-hi); }
.tl .s { color: var(--ok-fg); }

.runmap { padding: var(--pad); }
.runmap-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px 32px; flex-wrap: wrap; margin-bottom: 20px; }
.runmap-t { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.runmap-s { margin-top: 6px; font-size: 14px; color: var(--text-2); max-width: 60ch; }
.runmap-legend { display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; color: var(--text-2); }
.runmap-legend li { display: inline-flex; align-items: center; gap: 8px; }
.runmap-legend b { color: var(--text); font-weight: 500; }
.runmap-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px 20px; }
.rm-group { min-width: 0; }
.rm-label { display: block; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); margin-bottom: 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rm-label:hover { color: var(--text); }
.rm-cells { display: grid; grid-template-columns: repeat(6, 18px); gap: 5px; }
.rm-cell { display: inline-block; width: 18px; height: 18px; border-radius: 3px; flex-shrink: 0; transition: transform .15s; }
.rm-cells .rm-cell:hover { transform: scale(1.25); }
.rm-cell.over { background: var(--bad); }
.rm-cell.under { background: var(--under); }
.rm-cell.exact { border-radius: 50%; background: transparent; box-shadow: inset 0 0 0 3px var(--ok); }
.review { display: grid; grid-template-columns: 190px 1fr; }
.timeline { padding: 16px 14px; border-right: 1px solid var(--line); display: grid; gap: 2px; align-content: start; }
.timeline li { padding: 6px 0 6px 18px; position: relative; font-size: 13px; }
.timeline li::before { content: ""; position: absolute; left: 3px; top: 14px; width: 7px; height: 7px; border-radius: 50%; background: var(--line-2); }
.timeline li::after { content: ""; position: absolute; left: 6px; top: 24px; bottom: -10px; width: 1px; background: var(--line); }
.timeline li:last-child::after { display: none; }
.timeline .bad span { color: var(--bad-fg); }
.timeline .bad::before { background: var(--bad); }
.timeline .ok span { color: var(--ok-fg); }
.timeline .ok::before { background: var(--ok); }
.diff { padding: 16px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.diff-h { font-size: 11px; color: var(--text-3); letter-spacing: .08em; text-transform: uppercase; }
.diff-line { font-size: 12.5px; line-height: 1.5; padding: 8px 10px; border-radius: 3px; }
.diff-line.del { background: var(--bad-bg); color: var(--bad-fg); }
.diff-line.add { background: var(--ok-bg); color: var(--ok-fg); }
.diff-foot { margin-top: auto; padding-top: 10px; font-size: 13.5px; line-height: 1.55; color: var(--text-2); }
.recount { padding: 16px; display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.recount-q { font-size: 13px; line-height: 1.55; color: var(--text); }
.recount-row { display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: 8px; }
.rc { padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--card-2); }
.rc .anat-k { margin-bottom: 6px; }
.rc b { font-size: 26px; font-weight: 500; line-height: 1; font-variant-numeric: tabular-nums; }
.rc-bad { border-color: color-mix(in srgb, var(--bad) 45%, transparent); background: var(--bad-bg); }
.rc-bad b { color: var(--bad-fg); }
.rc-ok { border-color: color-mix(in srgb, var(--ok) 45%, transparent); background: var(--ok-bg); }
.rc-ok b { color: var(--ok-fg); }

/* ---------- Five tasks ---------- */
.covers { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.cover { position: relative; display: flex; flex-direction: column; justify-content: flex-end; aspect-ratio: 3 / 4; max-height: 300px; width: 100%; padding: 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--photo-bg); cursor: pointer; text-align: left; isolation: isolate; transition: border-color .2s; }
.cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .8s cubic-bezier(.16,1,.3,1), filter .35s; filter: grayscale(.6) brightness(.6); }
.cover::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, rgba(0,0,0,.9), rgba(0,0,0,0) 58%); }
.cover:hover img { transform: scale(1.05); filter: grayscale(.2) brightness(.8); }
.cover[aria-selected="true"] { border-color: var(--accent); outline: 1px solid var(--accent); outline-offset: 3px; }
.cover[aria-selected="true"] img { filter: none; }
.cover-n { position: absolute; top: 12px; left: 12px; font-family: "IBM Plex Mono", monospace; font-size: 11px; letter-spacing: .08em; color: rgba(255,255,255,.75); }
.cover-body { padding: 14px; display: grid; gap: 4px; color: #f1f1f1; }
.cover-t { font-family: Newsreader, Georgia, serif; font-size: 22px; line-height: 1.1; }
.cover-m { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: rgba(255,255,255,.72); }
.cover-m b { color: #ffa198; font-weight: 500; }

.case { margin-top: 32px; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.case-media { position: sticky; top: 88px; }
.case-photo { display: grid; place-items: center; border-radius: 6px; overflow: hidden; border: 1px solid var(--line); background: var(--photo-bg); }
.case-frame { position: relative; display: inline-block; max-width: 100%; }
.case-frame img { display: block; width: auto; max-width: 100%; height: auto; max-height: calc(100dvh - 210px); }
.case-now { margin-top: 12px; font-size: 12px; color: var(--text-2); min-height: 1.5em; }
.case-now b { color: var(--text); font-weight: 600; }
.case-desc { margin-top: 14px; font-family: "IBM Plex Mono", monospace; font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.case-meta { margin-top: 10px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; }
.case-meta li { height: 2px; border-radius: 2px; background: var(--line-2); }
.case-meta li.done { background: color-mix(in srgb, var(--accent) 45%, var(--line-2)); }
.case-meta li.on { background: var(--accent); }
.case-head { padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.case-badges { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.case-title { margin-top: 16px; font-size: clamp(32px, 3.4vw, 44px); line-height: 1.05; }
.case-sum { margin-top: 14px; font-size: 16px; line-height: 1.6; color: var(--text-2); }
.case-tools { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; }
.case-score { font-size: 12.5px; color: var(--text-2); }
.case-score b { color: var(--bad-fg); font-weight: 500; }
.toggle { display: inline-flex; align-items: center; gap: 10px; border: 0; background: transparent; cursor: pointer; font-size: 14px; color: var(--text-2); padding: 4px 0; }
.toggle-track { width: 34px; height: 20px; border-radius: 999px; background: var(--line-2); position: relative; transition: background .2s; flex-shrink: 0; }
.toggle-dot { position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: transform .2s; }
.toggle[aria-checked="true"] { color: var(--text); }
.toggle[aria-checked="true"] .toggle-track { background: var(--accent); }
.toggle[aria-checked="true"] .toggle-dot { transform: translateX(14px); }

.qs { display: grid; }
.q { padding: 28px 0; border-bottom: 1px solid var(--line); display: grid; gap: 16px; }
.q-top { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.q-id { font-family: "IBM Plex Mono", monospace; font-size: 12px; font-weight: 600; color: var(--accent-hi); margin-right: 6px; }
.q-text { font-family: "IBM Plex Mono", monospace; font-size: 14px; line-height: 1.6; color: var(--text); }
.q-secret { display: grid; gap: 16px; transition: filter .35s, opacity .35s; }
.q-stats { display: grid; grid-template-columns: 110px minmax(0, 1fr); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--card); }
.q-stats > div { padding: 14px 16px; min-width: 0; }
.q-stats > div + div { border-left: 1px solid var(--line); }
.q-k { display: block; font-family: "IBM Plex Mono", monospace; font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 8px; }
.q-gold { font-size: 38px; line-height: 1; font-weight: 500; color: var(--accent-hi); font-variant-numeric: tabular-nums; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { display: inline-flex; align-items: center; gap: 5px; height: 26px; padding: 0 8px; border-radius: 3px; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; }
.chip.bad { background: var(--bad-bg); color: var(--bad-fg); }
.chip.ok { background: var(--ok-bg); color: var(--ok-fg); }

.plot { position: relative; height: 40px; margin-top: 14px; }
.pl-axis { position: absolute; left: 0; right: 0; top: 22px; height: 1px; background: var(--line-2); }
.pl-gold { position: absolute; left: var(--x); top: 10px; width: 2px; height: 24px; margin-left: -1px; background: var(--accent-hi); }
.pl-gold b { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); font-family: "IBM Plex Mono", monospace; font-size: 10.5px; font-weight: 600; color: var(--accent-hi); }
.pd { position: absolute; left: var(--x); top: calc(22px - 5px - var(--k) * 9px); width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: var(--bad); box-shadow: 0 0 0 2px var(--card); }
.pd.ok { background: var(--ok); }
.pl-0, .pl-max { position: absolute; top: 28px; font-family: "IBM Plex Mono", monospace; font-size: 10px; color: var(--text-3); }
.pl-0 { left: 0; }
.pl-max { right: 0; }

.q-why { font-size: 15px; line-height: 1.65; color: var(--text-2); }
.q-why b { color: var(--text); font-weight: 600; }
.q-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.q-col { padding: 14px 16px; border-radius: 6px; background: var(--card); border: 1px solid var(--line); font-size: 14px; line-height: 1.55; color: var(--text-2); }
.q-col .q-k { display: flex; align-items: center; gap: 6px; }
.q-col.in .q-k { color: var(--ok-fg); }
.q-col.out .q-k { color: var(--bad-fg); }

.q { position: relative; }
.q::before { content: ""; position: absolute; left: -18px; top: 30px; bottom: 30px; width: 2px; border-radius: 2px; background: var(--accent); transform: scaleY(0); transform-origin: top; transition: transform .35s cubic-bezier(.16,1,.3,1); }
.q.active::before { transform: scaleY(1); }
.q-guess { display: none; align-items: center; gap: 12px; flex-wrap: wrap; }
.q-guess .q-k { margin: 0; }
.quiz .q:not(.shown) .q-guess { display: flex; }
.quiz .q:not(.shown) .q-secret { filter: blur(10px); opacity: .45; pointer-events: none; user-select: none; }
.q-you { font-size: 13px; padding: 8px 12px; border-radius: 3px; justify-self: start; }
.q-you.hit { background: var(--ok-bg); color: var(--ok-fg); }
.q-you.miss { border: 1px solid var(--line-2); color: var(--text-2); }
.stepper { display: inline-flex; border: 1px solid var(--line-2); border-radius: 3px; overflow: hidden; background: var(--card); }
.stepper button { width: 34px; height: 34px; border: 0; background: transparent; cursor: pointer; color: var(--text-2); }
.stepper button:hover { background: var(--card-2); color: var(--text); }
.stepper input { width: 54px; height: 34px; border: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); background: transparent; color: var(--text); text-align: center; font-family: "IBM Plex Mono", monospace; font-size: 15px; -moz-appearance: textfield; appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.stepper input:focus-visible { outline-offset: -2px; }
.quiz-score { margin-top: 16px; padding: 10px 14px; border: 1px dashed var(--line-2); border-radius: 6px; font-size: 12.5px; color: var(--text-2); }
.quiz-score b { color: var(--text); font-weight: 600; }
.quiz-score b.win { color: var(--ok-fg); }

.case-foot { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.note-card { padding: 18px 20px; border: 1px solid var(--line); border-radius: 6px; background: var(--card); font-size: 14.5px; line-height: 1.6; color: var(--text-2); }
.note-k { font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); margin-bottom: 8px; }
.case-nav { margin-top: 24px; display: flex; justify-content: space-between; gap: 10px; }

/* ---------- Data: masks + JSON ---------- */
.data-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: var(--gap); align-items: stretch; }
.tree-win { display: flex; flex-direction: column; }
.tree-photo { padding: 14px 14px 0; }
.tree-photo img { width: 100%; height: 220px; object-fit: cover; object-position: 50% 35%; border-radius: 4px; border: 1px solid var(--line); }
.tree-frame { position: relative; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.tree-photo .tree-frame > img { display: block; height: auto; object-fit: contain; border: 0; border-radius: 0; }
.tree { padding: 10px; display: grid; gap: 2px; }
.tree-item { width: 100%; display: grid; grid-template-columns: 20px 1fr; gap: 2px 10px; align-items: start; padding: 12px; border: 0; border-radius: 6px; background: transparent; cursor: pointer; text-align: left; color: var(--text-2); transition: background .15s; }
.tree-item:disabled { cursor: default; }
.tree-item:not(:disabled):hover { background: var(--card-2); }
.tree-item[aria-selected="true"] { background: var(--accent-soft); box-shadow: inset 2px 0 0 var(--accent); }
.tree-item i { font-size: 17px; color: var(--text-3); margin-top: 1px; }
.tree-item[aria-selected="true"] i { color: var(--accent-hi); }
.tree-name { font-size: 13px; color: var(--text); }
.tree-d { grid-column: 2; font-size: 13.5px; line-height: 1.5; }
.code { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line-2); border-radius: 6px; overflow: hidden; min-height: 0; }
.code-bar { display: flex; align-items: center; justify-content: space-between; padding: 0 10px 0 6px; border-bottom: 1px solid var(--line); background: var(--card-2); }
.code-tabs { display: flex; }
.code-tab { height: 40px; padding: 0 12px; border: 0; border-bottom: 2px solid transparent; background: transparent; cursor: pointer; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--text-3); }
.code-tab:hover { color: var(--text-2); }
.code-tab[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }
.code-copy { width: 30px; height: 30px; border: 0; }
.code-body { margin: 0; flex: 1; max-height: 620px; overflow: auto; padding: 16px 18px; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; line-height: 1.65; color: var(--text-2); white-space: pre-wrap; overflow-wrap: anywhere; }
.j-k { color: var(--text); }
.j-focus { background: var(--accent-soft); outline: 1px solid var(--accent-hi); border-radius: 3px; }
.j-s { color: var(--ok-fg); }
.j-n { color: var(--text-3); }
.j-d { color: var(--accent-hi); }
.data-facts { margin-top: 32px; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.data-facts li { padding-top: 16px; border-top: 1px solid var(--line); display: grid; gap: 8px; }
.data-facts b { font-size: var(--fs-label); font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-hi); }
.data-facts span { font-size: 14.5px; line-height: 1.55; color: var(--text-2); }

/* ---------- Question types ---------- */
.bench-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.bench { padding: var(--pad); display: flex; flex-direction: column; gap: 14px; }
.bench-k { font-family: "IBM Plex Mono", monospace; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-2); }
.bench-t { font-family: Newsreader, Georgia, serif; font-weight: 400; font-size: 40px; line-height: 1.05; letter-spacing: -0.01em; }
.bench-d { font-size: 15px; line-height: 1.6; color: var(--text-2); }
.bench-subs { display: flex; flex-wrap: wrap; gap: 6px; }
.mini { margin-top: 6px; }
.mini-h, .mini-r { display: grid; grid-template-columns: 1fr 60px 84px; gap: 12px; }
.mini-h { padding-bottom: 8px; border-bottom: 1px solid var(--line); font-family: "IBM Plex Mono", monospace; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); }
.mini-h span:not(:first-child), .mini-r b { text-align: right; }
.mini-r { padding: 10px 0; border-bottom: 1px dashed var(--line); font-size: 14px; line-height: 1.45; color: var(--text-2); align-items: center; }
.mini-r b { font-family: "IBM Plex Mono", monospace; font-weight: 500; color: var(--text); }
.mini-runs { color: var(--text-2) !important; }
.mini-runs i { font-style: normal; color: var(--bad-fg); }
.bench-btns { margin-top: auto; padding-top: 8px; display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.bench-count { font-size: 12px; color: var(--text-3); }

/* ---------- For investors ---------- */
.inv-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); grid-template-rows: auto auto; gap: var(--gap); }
.inv-card { padding: 28px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); display: flex; flex-direction: column; gap: 10px; }
.inv-card h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.015em; }
.inv-card p { font-size: 15px; line-height: 1.6; color: var(--text-2); }
.inv-card .inv-k { font-size: var(--fs-label); line-height: 1.2; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-hi); }
.inv-stat {
  grid-row: span 2; justify-content: center; text-align: left;
  background: radial-gradient(90% 80% at 0% 0%, var(--accent-soft), transparent 60%), var(--card);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}
.inv-card .inv-big { margin-top: 6px; font-size: clamp(72px, 10vw, 128px); font-weight: 300; line-height: .95; letter-spacing: -0.05em; color: var(--text); font-variant-numeric: tabular-nums; }
.inv-big span { font-size: .45em; color: var(--text-3); margin-left: 4px; }
.inv-lead { font-size: 19px !important; color: var(--text) !important; max-width: 24ch; line-height: 1.4 !important; }
.inv-s { font-size: 14px !important; color: var(--text-3) !important; max-width: 46ch; }
.inv-link { margin-top: 8px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-2); }
.inv-link:hover { color: var(--text); }
.inv-list { display: grid; gap: 10px; margin-top: 4px; }
.inv-list li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; font-size: 15px; line-height: 1.5; color: var(--text-2); }
.inv-list i { color: var(--ok); margin-top: 3px; }
.inv-next { margin-top: var(--s-row); }
.inv-next-h { text-align: center; font-size: var(--fs-h3); font-weight: 500; letter-spacing: -0.02em; margin-bottom: 28px; }
.inv-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap); counter-reset: s; }
.inv-steps li { display: grid; grid-template-columns: auto 1fr; gap: 14px; padding: 22px; border-top: 2px solid var(--accent); background: var(--card); border-radius: 0 0 10px 10px; }
.inv-n { font-size: 13px; color: var(--accent-hi); padding-top: 3px; }
.inv-steps h4 { font-size: 16px; font-weight: 600; margin: 0; }
.inv-steps p { margin-top: 6px; font-size: 14px; line-height: 1.55; color: var(--text-2); }
.inv-cta { margin-top: var(--s-row); display: flex; align-items: center; justify-content: space-between; gap: 20px 32px; flex-wrap: wrap; padding: 28px 32px; border: 1px solid var(--line-2); border-radius: 10px; background: linear-gradient(90deg, var(--accent-soft), transparent 60%), var(--card); }
.inv-cta-h { font-family: Newsreader, Georgia, serif; font-size: 30px; line-height: 1.1; }
.inv-cta-s { margin-top: 6px; font-size: 15px; color: var(--text-2); max-width: 56ch; }

/* ---------- FAQ ---------- */
.faq-wrap { display: grid; justify-items: center; gap: var(--s-head); }
.faq-wrap > h2 { text-align: center; }
.faq { width: 100%; max-width: 780px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 0; font-size: 18px; font-weight: 500; letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary i { color: var(--text-3); transition: transform .25s; flex-shrink: 0; }
.faq details[open] summary i { transform: rotate(45deg); color: var(--accent-hi); }
.faq details p { padding: 0 40px 22px 0; color: var(--text-2); line-height: 1.65; max-width: 60ch; }

/* ---------- CTA and footer ---------- */
.cta { padding: var(--s-section) 0; }
.cta-inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0; padding: clamp(56px, 8vw, 96px) 24px; border: 1px solid var(--line); border-radius: 6px; background: radial-gradient(ellipse 60% 70% at 50% 0%, var(--accent-soft), transparent 70%), var(--card); }
.cta-inner .big-h { max-width: 18ch; }
.cta-inner .sub { margin-inline: auto; }
.cta-btns { margin-top: 32px; display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

.footer { border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 48px; padding-block: 56px; flex-wrap: wrap; }
.logo-lg { font-size: 30px; }
.footer-tag { margin-top: 14px; color: var(--text-2); font-size: 14px; }
.footer-cols { display: flex; gap: 72px; flex-wrap: wrap; }
.footer-cols div { display: flex; flex-direction: column; gap: 12px; }
.footer-h { font-size: 14px; font-weight: 600; }
.footer-cols a { font-size: 14px; color: var(--text-2); }
.footer-cols a:hover { color: var(--text); }
.footer-base { display: flex; justify-content: space-between; gap: 16px; padding-block: 18px 22px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); background: linear-gradient(var(--line), var(--line)) top / calc(100% - 48px) 1px no-repeat; }
.footer-base a:hover { color: var(--text); }

/* ---------- Libraries: Lenis, Tippy, SplitType, NumberFlow ---------- */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.tippy-box[data-theme~="tg"] { background: var(--solid-bg); color: var(--solid-fg); font-size: 12.5px; line-height: 1.45; border-radius: 4px; box-shadow: 0 10px 30px -10px rgba(0,0,0,.5); }
.tippy-box[data-theme~="tg"] .tippy-content { padding: 7px 10px; }
.tippy-box[data-theme~="tg"] > .tippy-arrow { color: var(--solid-bg); }
#heroTitle .char { display: inline-block; will-change: transform; }
number-flow { font-variant-numeric: tabular-nums; }
.nf { display: inline-block; }

/* ---------- Count dial ---------- */
.q-guess { gap: 12px 16px; align-items: stretch; }
.dial {
  position: relative; flex: 1 1 320px; max-width: 440px; padding: 14px 16px 12px; border-radius: 10px; user-select: none;
  background: radial-gradient(120% 100% at 50% 0%, var(--accent-soft), transparent 60%), var(--card);
  border: 1px solid var(--line-2); box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  transition: border-color .2s, box-shadow .2s;
}
.dial:focus-within, .dial.dragging { border-color: color-mix(in srgb, var(--accent) 70%, transparent); box-shadow: 0 0 0 4px var(--accent-soft); }
.dial-top { display: flex; justify-content: space-between; align-items: baseline; }
.dial-hint { font-size: 10.5px; letter-spacing: .06em; color: var(--text-3); }
.dial-row { margin-top: 6px; display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; gap: 10px; }
.dial-btn {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; font-size: 16px;
  border: 1px solid var(--line-2); background: var(--card-2); color: var(--text); transition: background .15s, transform .12s, border-color .15s;
}
.dial-btn:hover { border-color: var(--accent); }
.dial-btn:active { transform: scale(.92); }
.dial-num { display: grid; place-items: center; height: 64px; border-radius: 8px; cursor: ew-resize; touch-action: none; outline: none; }
.dial-num:focus-visible { box-shadow: inset 0 0 0 2px var(--accent); }
.dial-flow { font-size: 52px; font-weight: 300; line-height: 1; letter-spacing: -0.03em; color: var(--text); }
.dial-ruler { position: relative; height: 26px; margin-top: 8px; cursor: ew-resize; touch-action: none; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent); mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent); }
.dial-tape {
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(90deg, var(--text-2) 0 1.5px, transparent 1.5px 60px),
    repeating-linear-gradient(90deg, var(--line-2) 0 1px, transparent 1px 12px);
  background-size: 60px 16px, 12px 9px;
  background-repeat: repeat-x;
  background-position: calc(50% - var(--v) * 12px) 0, calc(50% - var(--v) * 12px) 0;
  transition: background-position .28s cubic-bezier(.16,1,.3,1);
}
.dragging .dial-tape { transition: none; }
.dial-needle { position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; border-radius: 2px; background: var(--accent-hi); box-shadow: 0 0 10px rgba(255,122,51,.6); }
.q-reveal { align-self: center; height: 48px; padding: 0 20px; }
.q-you { display: flex; align-items: flex-start; gap: 10px; justify-self: start; max-width: 60ch; padding: 10px 14px; border-radius: 6px; font-size: 14px; line-height: 1.5; }
.q-you i { font-size: 18px; margin-top: 1px; flex-shrink: 0; }
.q-you.hit { background: var(--ok-bg); color: var(--ok-fg); }
.q-you.miss { background: var(--card); border: 1px solid var(--line-2); color: var(--text-2); }
.q-you.miss i { color: var(--accent-hi); }
.q-you b { color: inherit; font-weight: 600; }
.q-you.miss b { color: var(--text); }

/* You vs the model */
.quiz-score { margin-top: 18px; padding: 14px 16px; border: 1px solid var(--line-2); border-radius: 10px; background: var(--card); font-size: 13px; color: var(--text-2); }
.quiz-score .qs-line { display: none; }
.quiz-score.has .qs-hint { display: none; }
.quiz-score.has .qs-line { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; }
.qs-cell { display: grid; gap: 2px; }
.qs-cell:last-child { text-align: right; }
.qs-k { font-family: "IBM Plex Mono", monospace; font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.qs-v { font-size: 30px; font-weight: 300; letter-spacing: -0.03em; color: var(--text); line-height: 1.1; }
.qs-v small { font-size: 18px; color: var(--text-3); margin: 0 2px; }
.qs-s { font-size: 12px; color: var(--text-3); }
.qs-vs { font-size: 11px; color: var(--text-3); padding: 6px 8px; border: 1px solid var(--line-2); border-radius: 999px; }
.quiz-score.ahead .qs-cell:first-child .qs-v { color: var(--ok-fg); }

/* Leaderboard: header row, filter model, coming-soon rows */
.lb-head { min-height: 34px; font-family: "IBM Plex Mono", monospace; font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.lb-head:hover { background: none; }
.lb-head span:first-child { text-align: center; }
.lb-filter { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-hi); font-size: 14px; }
.lb-tag { margin-left: 8px; vertical-align: middle; }
.is-scored .lb-fill { background: linear-gradient(90deg, #8333ff, #d26afc 55%, #ff9912); }
.is-scored .lb-bar { height: 30px; }
.lb-pct { font-weight: 600; }
.lb-runs { margin-left: 8px; color: var(--text-3); }
.lb-cell { min-width: 0; }
.lb-split { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 10px; }
.lb-sub { display: inline-flex; align-items: center; gap: 8px; font-family: "IBM Plex Mono", monospace; font-size: 11.5px; color: var(--text-3); }
.lb-sub b { color: var(--text); font-weight: 500; }
.lb-sub i { position: relative; width: 72px; height: 4px; border-radius: 2px; background: var(--track); overflow: hidden; }
.lb-sub i::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: var(--w); border-radius: 2px; background: var(--accent-hi); transform: scaleX(0); transform-origin: left; transition: transform 1.1s cubic-bezier(.16,1,.3,1) .3s; }
.lb-sub i.on::after { transform: scaleX(1); }
.is-scored { padding-block: 10px; }
.lb-divider { margin: 14px 8px 6px; padding-top: 14px; border-top: 1px dashed var(--line-2); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.is-soon .lb-name, .is-soon .logo-mask { opacity: .65; }
.lb-soon { display: flex; align-items: center; padding-left: 12px; overflow: hidden;
  background: linear-gradient(90deg, var(--track) 0%, color-mix(in srgb, var(--track) 60%, var(--line-2)) 50%, var(--track) 100%); background-size: 200% 100%;
  animation: shimmer 2.4s linear infinite; }
.lb-soon-t { font-size: 11.5px; letter-spacing: .06em; color: var(--text-3); }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ---------- Tooltip and reveal ---------- */
.tip { position: fixed; z-index: 150; pointer-events: none; max-width: 260px; padding: 6px 9px; border-radius: 3px; background: var(--solid-bg); color: var(--solid-fg); font-size: 12.5px; line-height: 1.4; transform: translate(-50%, calc(-100% - 10px)); }
.js .reveal { opacity: 0; transform: translateY(18px); }
.reveal.in { opacity: 1; transform: none; transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .workflow { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 28px; }
  .nav-links { display: none; }
  .menu-btn { display: inline-grid; }
  .mobile-menu:not([hidden]) { display: grid; padding: 6px 24px 14px; border-top: 1px solid var(--line); background: var(--bg); }
  .mobile-menu a { padding: 12px 0; font-family: "IBM Plex Mono", monospace; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-2); border-bottom: 1px solid var(--line); }
  .mobile-menu a:last-child { border-bottom: 0; }
  .nav-actions { margin-left: auto; }
  .app-body { grid-template-columns: minmax(0, 1fr) 240px; }
  .app-side { display: none; }
  .score-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .anat { grid-template-columns: 1fr; }
  .feat { grid-template-columns: 1fr; gap: 32px; }
  .feat-rev .feat-copy { order: 0; }
  .logo-grid { grid-template-columns: repeat(5, 1fr); }
  .lb-row { grid-template-columns: 48px 220px minmax(0, 1fr); }
  .covers { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: 210px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 4px 8px; scrollbar-width: thin; }
  .cover { scroll-snap-align: start; }
  .case { grid-template-columns: 1fr; }
  .case-media { position: static; }
  .case-photo img { max-height: 70vh; }
  .data-grid { grid-template-columns: 1fr; }
  .code-body { max-height: 460px; }
  .faq-wrap { grid-template-columns: 1fr; gap: 28px; }
  .inv-grid { grid-template-columns: 1fr; }
  .inv-stat { grid-row: auto; }
  .inv-steps { grid-template-columns: 1fr; }
  .faq-wrap > h2 { position: static; }
}

@media (max-width: 720px) {
  .workflow { grid-template-columns: 1fr; gap: 0; padding-block: 8px; }
  .workflow a { grid-template-columns: 28px 1fr 20px; gap: 12px; padding-block: 14px; }
  .workflow-n { grid-column: auto; padding-top: 2px; }
  .workflow li + li { border-top: 1px solid var(--line); }
  .workflow li:not(:last-child) i { rotate: 90deg; }
  :root { --gap: 12px; --pad: 20px; }
  .wrap { padding-inline: 16px; }
  .nav-actions .btn { display: none; }
  .stat { padding: 16px 8px; }
  .stat-n { font-size: 26px; }
  .stat-d { display: none; }
  .app-tabs { margin-left: 8px; }
  .app-model { display: none; }
  .app-body { grid-template-columns: 1fr; }
  .app-photo { min-height: 0; aspect-ratio: 4 / 3; }
  .app-runs { border-left: 0; border-top: 1px solid var(--line); }
  .runs-gold { padding-top: 12px; }
  .logo-grid { grid-template-columns: repeat(5, 1fr); gap: 6px; }
  .logo-box { height: 52px; }
  .logo-box span:last-child { display: none; }
  .lb { padding: 6px 4px; }
  .lb-row { grid-template-columns: 34px minmax(0, 1fr); grid-template-areas: "r m" "r b"; row-gap: 8px; padding: 10px 4px; min-height: 0; }
  .lb-rank { grid-area: r; align-self: start; }
  .medal { width: 26px; height: 29px; font-size: 12px; }
  .lb-model { grid-area: m; padding-right: 64px; }
  .lb-bar { grid-area: b; height: 6px; }
  .lb-score { left: auto !important; right: 0; top: -28px; transform: none; }
  .lb-head { display: none; }
  .lb-cell { grid-area: b; }
  .lb-cell .lb-bar { height: 6px; }
  .lb-sub i { width: 48px; }
  .lb-soon { height: 22px; }
  .lb-runs { display: none; }
  .quiz-score.has .qs-line { grid-template-columns: 1fr; text-align: center; }
  .qs-cell:last-child { text-align: center; }
  .dial { flex-basis: 100%; max-width: none; }
  .q-reveal { width: 100%; justify-content: center; }
  .lb-name { white-space: normal; }
  .score-grid { grid-template-columns: 1fr; }
  .measure { grid-template-columns: 1fr; }
  .anat-visual { grid-template-columns: 1fr; }
  .anat-card { border-left: 0; border-top: 1px solid var(--line); }
  .anat-photo > img:first-child { max-height: 60vh; }
  .term .term-body { font-size: 11.5px; -webkit-mask-image: linear-gradient(90deg, #000 85%, transparent); mask-image: linear-gradient(90deg, #000 85%, transparent); }
  .review { grid-template-columns: 1fr; }
  .timeline { border-right: 0; border-bottom: 1px solid var(--line); }
  .recount-row { grid-template-columns: 1fr 1fr; }
  .recount-row .rc-ok { grid-column: 1 / -1; }
  .covers { grid-auto-columns: 62%; }
  .runmap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .q::before { left: -10px; }
  .case-frame img { max-height: 60vh; }
  .q-stats { grid-template-columns: 84px minmax(0, 1fr); }
  .q-cols, .case-foot { grid-template-columns: 1fr; }
  .case-nav .btn { flex: 1; justify-content: center; }
  .data-facts { grid-template-columns: 1fr; }
  .code-body { font-size: 11.5px; }
  .bench-cards { grid-template-columns: 1fr; }
  .bench-t { font-size: 32px; }
  .mini-h, .mini-r { grid-template-columns: 1fr 44px 76px; }
  .footer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .footer-base { background-size: calc(100% - 32px) 1px; }
  .topbar { font-size: 12.5px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0ms !important; transition-duration: .001ms !important; transition-delay: 0ms !important; }
  .js .reveal, .js .term:not(.in) .tl, .run { opacity: 1; transform: none; }
  .progress { display: none !important; }
}