/* AI Hashrate — one screen, one answer. */

/* Colour has exactly three jobs here, and nothing else may borrow them:
 *   --acc (gilded)  this is the answer / this is the number to look at
 *   --ok  (olive)   it fits
 *   --bad (red)     it does not fit
 * Interactive chrome — selected tabs, hovers, links — uses neutrals, so that
 * when gold appears it still means something.
 */
:root {
  --bg: #0d0d13;
  --bg-2: #14131b;
  --panel: #1a1922;
  --panel-2: #25232e;
  --line: #403b47;
  --line-soft: #2a2732;
  --fg: #f2ede4;
  --fg-2: #c8c0b5;
  --mut: #938b82;
  --acc: #6ba8ff;
  --acc-ink: #07111d;
  --ok: #73d49a;
  --warn: #e0a063;
  --bad: #e47d6d;
  --heat: #d08376;
  --controversy: #b49bd8;
  --glow: color-mix(in oklab, var(--acc) 30%, transparent);

  /* The CJK families are appended rather than swapped in per language: Chinese
   * copy is mixed with Latin technical terms in the same sentence, so both
   * scripts have to render well at once. Without them Windows falls back to
   * SimSun, which looks like a 2003 government form next to this type. */
  --display: "Iowan Old Style", "Baskerville", "Songti SC", "STSong",
          "Noto Serif SC", Georgia, serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas,
          "PingFang SC", "Microsoft YaHei", monospace;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Inter, system-ui,
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  --r: 10px;
  --r-lg: 22px;
  --wrap: 1180px;
  --shadow: 0 1px 2px rgb(0 0 0 / .45), 0 24px 60px -28px rgb(0 0 0 / .9);
}

html[data-theme="light"] {
  --bg: #f2eee6;
  --bg-2: #e8e1d6;
  --panel: #fbf8f1;
  --panel-2: #ebe4d9;
  --line: #c8beb1;
  --line-soft: #ddd4c8;
  --fg: #211e20;
  --fg-2: #4d4745;
  --mut: #7b716a;
  --acc: #1f5fa9;
  --acc-ink: #ffffff;
  --ok: #20794a;
  --warn: #a46428;
  --bad: #b84f45;
  --heat: #a74f4d;
  --controversy: #70559c;
  --glow: color-mix(in oklab, var(--acc) 14%, transparent);
  --shadow: 0 1px 2px rgb(70 49 31 / .08), 0 24px 50px -28px rgb(70 49 31 / .28);
}

@media (prefers-color-scheme: light) {
  html[data-theme="auto"] {
    --bg: #f2eee6; --bg-2: #e8e1d6; --panel: #fbf8f1; --panel-2: #ebe4d9;
    --line: #c8beb1; --line-soft: #ddd4c8; --fg: #211e20; --fg-2: #4d4745;
    --mut: #7b716a; --acc: #1f5fa9; --acc-ink: #fff; --ok: #20794a;
    --warn: #a46428; --bad: #b84f45; --heat: #a74f4d; --controversy: #70559c;
    --glow: color-mix(in oklab, var(--acc) 14%, transparent);
    --shadow: 0 1px 2px rgb(70 49 31 / .08), 0 24px 50px -28px rgb(70 49 31 / .28);
  }
}

* { box-sizing: border-box; }

/* Explicit display rules below would otherwise beat the hidden attribute. */
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-bottom: 5rem;
}

/* One light source, top centre — gives the page a centre of gravity that a
 * flat fill does not. Purely decorative, so it stays out of the flow. */
body::before {
  content: "";
  position: fixed;
  inset: -20vh 0 auto 0;
  height: 70vh;
  background: radial-gradient(52% 62% at 50% 0%, var(--glow), transparent 72%);
  pointer-events: none;
  z-index: 0;
}
/* Lift real content above the glow. <dialog> is excluded on purpose: an author
 * `position: relative` beats the UA's `dialog:modal { position: fixed }` and
 * would drop the modal out of its top-layer placement. */
body > :not(dialog) { position: relative; z-index: 1; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.02em; }

/* Links are chrome, not answers — they stay neutral so blue keeps its job. */
a { color: var(--fg); text-decoration: underline; text-decoration-color: var(--mut); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--fg); }

.linkish {
  background: none; border: 0; padding: 0; color: var(--fg-2);
  font-size: 13px; text-decoration: underline; text-underline-offset: 3px;
  text-decoration-color: var(--mut);
}
.linkish:hover { color: var(--fg); text-decoration-color: var(--fg); }

code { font-family: var(--mono); font-size: .92em; }

button { font: inherit; color: inherit; cursor: pointer; }

::selection { background: color-mix(in oklab, var(--acc) 35%, transparent); }

:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ── header ─────────────────────────────────────────────────────────── */

.top { border-bottom: 1px solid var(--line-soft); background: var(--bg); }
.top-in { display: flex; align-items: center; gap: 14px; height: 56px; }

.brand { display: flex; align-items: center; gap: 8px; color: var(--fg); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { font-size: 17px; filter: hue-rotate(170deg) saturate(1.35) brightness(1.12); }
.brand-name { font-weight: 650; letter-spacing: -.03em; font-size: 16px; white-space: nowrap; }

.brand-tag {
  margin: 0; color: var(--mut); font-size: 13.5px;
  border-left: 1px solid var(--line); padding-left: 14px;
}
.brand-tag em { color: var(--fg-2); font-style: italic; }

.top-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.week {
  font: 500 11.5px/1 var(--mono); color: var(--mut);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 9px;
}

.icon-btn {
  background: none; border: 1px solid var(--line); border-radius: 8px;
  width: 30px; height: 30px; color: var(--mut); line-height: 1;
  transition: color .15s, border-color .15s, background .15s;
}
.icon-btn:hover { color: var(--fg); border-color: var(--mut); background: var(--panel); }

/* language switch */
.lang {
  display: inline-flex; background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; padding: 2px; gap: 2px;
}
.lang button, .lang a {
  background: none; border: 0; border-radius: 6px; padding: 4px 9px;
  font-size: 12px; font-weight: 600; color: var(--mut); line-height: 1.4;
  text-decoration: none; transition: color .12s, background .12s;
}
.lang button:hover, .lang a:hover { color: var(--fg); }
.lang button[aria-pressed="true"], .lang a[aria-current="page"] { background: var(--fg); color: var(--bg); }

/* ── rig bar ────────────────────────────────────────────────────────── */

.rigbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in oklab, var(--bg) 86%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}
.rigbar-in { display: flex; flex-direction: column; gap: 10px; padding-top: 12px; padding-bottom: 12px; }

.rig-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.detect {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; min-height: 40px; padding: 8px 13px;
  font-size: 13.5px; font-weight: 500;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s, transform .15s;
}
.detect:hover { border-color: var(--acc); }
.detect:active { transform: translateY(1px); }
.detect[data-state="found"] { border-color: color-mix(in oklab, var(--ok) 50%, var(--line)); }
.detect-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--mut);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 60%, transparent);
}
.detect[data-state="found"] .detect-dot { background: var(--ok); animation: pulse 2.4s infinite; }
.detect[data-state="busy"] .detect-dot { background: var(--acc); animation: pulse .9s infinite; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* GPU picker */
.picker { position: relative; flex: 1 1 260px; min-width: 220px; max-width: 420px; }

.picker-btn {
  width: 100%; display: flex; align-items: baseline; gap: 10px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  min-height: 40px; padding: 8px 12px; text-align: left;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s;
}
.picker-btn:hover { border-color: var(--mut); background: var(--panel-2); }
.picker-name { font-weight: 600; font-size: 14px; letter-spacing: -.01em; }
.picker-meta { font: 500 12px/1 var(--mono); color: var(--mut); }
.picker-caret { margin-left: auto; color: var(--mut); font-size: 11px; }

.picker-pop {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 60;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow); overflow: hidden;
}
.picker-pop input {
  width: 100%; border: 0; border-bottom: 1px solid var(--line); background: var(--panel-2);
  color: var(--fg); padding: 11px 13px; font: 14px var(--sans); outline: none;
}
.picker-pop input:focus { border-bottom-color: var(--acc); box-shadow: inset 0 -2px var(--acc); }
.picker-list { list-style: none; margin: 0; padding: 6px; max-height: 46vh; overflow-y: auto; }
.picker-list li { border-radius: 8px; }
.picker-list button {
  width: 100%; display: flex; align-items: baseline; gap: 10px;
  background: none; border: 0; padding: 8px 10px; border-radius: 8px; text-align: left;
}
.picker-list li[data-on] button, .picker-list button:hover { background: var(--panel-2); }
.picker-list .gname { font-size: 13.5px; font-weight: 550; }
.picker-list .gmeta { margin-left: auto; font: 11.5px var(--mono); color: var(--mut); white-space: nowrap; }
.picker-group {
  padding: 10px 10px 4px; font: 600 10.5px/1 var(--sans); letter-spacing: .09em;
  text-transform: uppercase; color: var(--mut);
}

/* multiplier + vram override */
.mult, .vram-edit {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  min-height: 40px; padding: 5px 8px; font-size: 13px;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
}
.mult button {
  background: none; border: 0; color: var(--mut); width: 22px; height: 22px;
  border-radius: 6px; line-height: 1;
}
.mult button:hover { background: var(--panel-2); color: var(--fg); }
.mult span { font: 600 13px var(--mono); min-width: 24px; text-align: center; }

.vram-edit label { color: var(--mut); font-size: 12.5px; }
.vram-edit input {
  width: 60px; background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 7px; color: var(--fg); padding: 4px 7px; font: 600 13px var(--mono);
}
.vram-edit span { color: var(--mut); font-size: 12px; }
.vram-edit button {
  background: none; border: 0; color: var(--mut); font-size: 11.5px;
  text-decoration: underline; text-underline-offset: 2px; padding: 2px 4px;
}
.vram-edit button:hover { color: var(--fg); }

/* Unreviewed models are a deliberate opt-in, kept beside the ranking knobs
 * instead of buried below the verdict. Amber marks uncertainty, not quality. */
.model-toggle {
  display: inline-flex; align-items: center; gap: 9px;
  min-height: 40px; padding: 5px 10px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  color: var(--fg-2); cursor: pointer;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s;
}
.model-toggle:hover { border-color: var(--mut); background: var(--panel-2); }
.model-toggle:has(input:checked) {
  border-color: color-mix(in oklab, var(--warn) 60%, var(--line));
  background: color-mix(in oklab, var(--warn) 8%, var(--panel));
}
.model-toggle input { width: 16px; height: 16px; margin: 0; accent-color: var(--warn); }
.model-toggle-copy { display: grid; gap: 1px; }
.model-toggle-copy b { font-size: 12.5px; font-weight: 650; line-height: 1.2; }
.model-toggle-copy small { color: var(--mut); font-size: 10.5px; line-height: 1.2; }

/* segmented controls */
.seg {
  display: inline-flex; background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; min-height: 40px; padding: 3px; gap: 2px;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
}
.seg button {
  background: none; border: 0; border-radius: 7px; padding: 6px 12px;
  font-size: 13px; font-weight: 550; color: var(--mut); white-space: nowrap;
  transition: color .12s, background .12s;
}
.seg button:hover { color: var(--fg); }
/* Neutral on purpose: a selected tab is chrome, not an answer. */
.seg button[aria-selected="true"] { background: var(--fg); color: var(--bg); }
.seg-quant button { font-family: var(--mono); font-size: 12.5px; }

/* context slider */
.ctx { display: inline-flex; align-items: center; gap: 10px; }
.ctx-label { color: var(--mut); font-size: 12.5px; }
.ctx output {
  font: 600 13px var(--mono); min-width: 42px;
  color: var(--fg);
}
input[type="range"] {
  -webkit-appearance: none; appearance: none; background: none;
  width: 150px; height: 20px; cursor: grab;
}
input[type="range"]:active { cursor: grabbing; }
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 999px; background: var(--line);
}
input[type="range"]::-moz-range-track { height: 4px; border-radius: 999px; background: var(--line); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: var(--acc); margin-top: -5.5px; border: 0;
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--acc) 22%, transparent);
}
input[type="range"]::-moz-range-thumb {
  width: 15px; height: 15px; border-radius: 50%; background: var(--acc); border: 0;
}

/* ── ladder: the first screen ───────────────────────────────────────── */

.ladder { padding: clamp(36px, 8vh, 76px) 0 0; }
.ladder h1 {
  font-size: clamp(30px, 6vw, 56px); letter-spacing: -.04em; line-height: 1.02;
  text-align: center; text-wrap: balance;
}
.ladder h1 em { font-style: normal; color: var(--acc); }
.ladder .rule {
  text-align: center; color: var(--fg-2); max-width: 44ch;
  margin: 16px auto 0; font-size: clamp(14px, 1.8vw, 17px); text-wrap: pretty;
}

.rungs {
  list-style: none; margin: clamp(30px, 5vh, 52px) 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.rung {
  position: relative; isolation: isolate; overflow: hidden;
  width: 100%; display: grid; align-items: center; gap: 18px;
  grid-template-columns: 76px minmax(72px, .55fr) minmax(230px, 1.7fr) minmax(0, 1fr);
  background: linear-gradient(105deg, color-mix(in oklab, var(--panel-2) 38%, var(--panel)), var(--panel) 52%);
  border: 1px solid var(--line);
  border-radius: var(--r); padding: 15px 18px; text-align: left;
  box-shadow: inset 0 1px rgb(255 255 255 / .035), 0 8px 22px -22px rgb(0 0 0 / .9);
  transition: border-color .15s, background .15s, transform .15s, box-shadow .15s;
}
.rung::before {
  content: ""; position: absolute; inset: 10px auto 10px 0; width: 2px;
  border-radius: 0 999px 999px 0; background: var(--acc);
  opacity: 0; transform: scaleY(.45); transition: opacity .15s, transform .15s;
}
.rung:hover {
  border-color: color-mix(in oklab, var(--acc) 55%, var(--line));
  background: var(--panel-2); transform: translateX(2px);
  box-shadow: inset 0 1px rgb(255 255 255 / .055), 0 12px 30px -22px rgb(0 0 0 / .9);
}
.rung:hover::before, .rung:focus-visible::before { opacity: 1; transform: scaleY(1); }
.rung:active { transform: translateX(2px) scale(.997); }
.rung[data-empty] { opacity: .55; }

.rung-gb {
  font: 650 26px/1 var(--mono); letter-spacing: -.03em;
  display: flex; align-items: baseline; gap: 3px;
}
.rung-gb small { font-size: 12px; font-weight: 500; color: var(--mut); }

.rung-bar { display: block; }
.rung-track {
  display: block; height: 8px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line-soft);
  overflow: hidden; box-shadow: inset 0 1px 2px rgb(0 0 0 / .25);
}
.rung-track i { display: block; height: 100%; background: var(--acc); }
.rung-track i[data-tight] { background: var(--warn); }

.rung-pick { min-width: 0; }
.rung-name {
  display: block; font-size: 16px; font-weight: 600; letter-spacing: -.02em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rung-nums {
  display: flex; align-items: center; gap: 6px; margin-top: 3px;
  font: 12px var(--mono); color: var(--mut);
}
.rung-eg { font: 11.5px var(--mono); color: var(--mut); text-align: right; }

.rungs-note {
  margin: 16px 2px 0; font: 11.5px/1.7 var(--mono); color: var(--mut);
  max-width: 78ch;
}

/* Crawlable explanation that also gives a no-JS visitor a useful next step. */
.seo-guide {
  margin-top: 72px; padding: 32px 0 0; border-top: 1px solid var(--line);
}
.seo-guide-head { max-width: 760px; }
.seo-eyebrow {
  margin: 0 0 8px; color: var(--acc); font: 650 11px/1 var(--mono);
  letter-spacing: .11em;
}
.seo-guide h2 { font-size: clamp(23px, 3vw, 32px); }
.seo-guide-intro {
  margin: 12px 0 0; max-width: 72ch; color: var(--fg-2); font-size: 15px;
}
.seo-guide-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
  margin-top: 26px;
}
.seo-guide-card {
  padding: 18px; border: 1px solid var(--line-soft); border-radius: var(--r);
  background: color-mix(in oklab, var(--panel) 72%, transparent);
}
.seo-guide-card h3, .seo-guide-detail h3 { font-size: 15px; color: var(--fg); }
.seo-guide-card p { margin: 8px 0 0; color: var(--fg-2); font-size: 13px; line-height: 1.65; }
.seo-guide-detail {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 32px;
  margin-top: 28px; color: var(--fg-2);
}
.seo-steps { margin: 12px 0 0; padding-left: 20px; }
.seo-steps li { padding: 4px 0 4px 3px; }
.seo-steps b { color: var(--fg); font-weight: 600; }
.seo-steps span { color: var(--fg-2); }
.seo-guide-faq details { border-bottom: 1px solid var(--line-soft); padding: 10px 0; }
.seo-guide-faq details:first-of-type { padding-top: 12px; }
.seo-guide-faq summary { cursor: pointer; color: var(--fg); font-weight: 600; }
.seo-guide-faq p { margin: 8px 0 2px; font-size: 13px; line-height: 1.65; }

/* Guides are part of the browseable product hierarchy, not isolated SEO pages. */
.guide-links { margin-top: 56px; padding: 28px 0 0; border-top: 1px solid var(--line-soft); }
.guide-links h2 { font-size: clamp(20px, 2.5vw, 27px); }
.guide-links-intro { margin: 8px 0 0; color: var(--fg-2); }
.guide-links-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
  margin-top: 20px;
}
.guide-link {
  display: block; padding: 17px; border: 1px solid var(--line-soft);
  border-radius: var(--r); background: var(--panel); text-decoration: none;
  transition: border-color .15s, background .15s, transform .15s;
}
.guide-link:hover { border-color: var(--line); background: var(--panel-2); transform: translateY(-1px); }
.guide-link h3 { font-size: 15px; color: var(--fg); }
.guide-link p { margin: 7px 0 13px; color: var(--fg-2); font-size: 13px; line-height: 1.6; }
.guide-link span { color: var(--acc); font: 12px var(--mono); }

/* ── evergreen guides ──────────────────────────────────────────────── */
.guide-page { padding-top: 34px; }
.guide-nav { margin-left: auto; display: flex; align-items: center; gap: 16px; font-size: 13px; }
.guide-nav a { color: var(--fg-2); }
.guide-theme-btn { flex: 0 0 auto; }
.guide-breadcrumbs { display: flex; gap: 9px; align-items: center; color: var(--mut); font-size: 13px; }
.guide-breadcrumbs a { color: var(--fg-2); }
.guide-breadcrumbs span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.guide-eyebrow { margin: 58px 0 10px; color: var(--acc); font: 650 11px/1 var(--mono); letter-spacing: .11em; }
.guide-page h1 { max-width: 820px; font-size: clamp(32px, 6vw, 58px); line-height: 1.04; letter-spacing: -.04em; }
.guide-intro { max-width: 760px; margin: 16px 0 0; color: var(--fg-2); font-size: clamp(16px, 2vw, 19px); line-height: 1.65; }
.guide-sections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 42px; }
.guide-section { padding: 20px; border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); }
.guide-section h2, .guide-data h2, .guide-cta h2 { font-size: 17px; }
.guide-section p { margin: 10px 0 0; color: var(--fg-2); font-size: 14px; line-height: 1.7; }
.guide-data { margin-top: 42px; }
.guide-table-wrap { overflow-x: auto; margin-top: 14px; border: 1px solid var(--line); border-radius: var(--r); }
.guide-data table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 13px; }
.guide-data th, .guide-data td { padding: 12px 14px; border-bottom: 1px solid var(--line-soft); text-align: left; vertical-align: top; }
.guide-data thead th { color: var(--fg-2); font: 650 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; background: var(--panel-2); }
.guide-data tbody th { color: var(--fg); font-weight: 600; white-space: nowrap; }
.guide-data tbody tr:last-child th, .guide-data tbody tr:last-child td { border-bottom: 0; }
.guide-data td { color: var(--fg-2); }
.guide-data td a { color: var(--fg); }
.guide-data-note { margin: 10px 0 0; color: var(--mut); font: 12px/1.65 var(--mono); }
.guide-cta { margin: 44px 0 70px; padding: 24px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--panel-2); }
.guide-cta p { max-width: 65ch; margin: 8px 0 16px; color: var(--fg-2); }
.guide-cta-link { display: inline-block; padding: 10px 16px; border-radius: 9px; background: var(--acc); color: var(--acc-ink); font-weight: 650; text-decoration: none; }
.guide-cta-link:hover { filter: brightness(1.08); text-decoration: none; }

/* "I already know my number" — the path that does not need detection */
.own {
  margin-top: clamp(26px, 5vh, 44px); padding-top: 22px;
  border-top: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.own-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.own-row label { color: var(--fg-2); font-size: 14px; }
.own-row input {
  width: 78px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 9px; color: var(--fg); padding: 8px 10px;
  font: 650 15px var(--mono); text-align: center;
}
.own-row input:focus { border-color: var(--acc); outline: none; }
.own-row input:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }
.own-unit { color: var(--mut); font: 13px var(--mono); }
.own-go {
  background: var(--acc); color: var(--acc-ink); border: 0; border-radius: 9px;
  padding: 9px 18px; font-weight: 650; font-size: 14px;
}
.own-go:hover { filter: brightness(1.08); }
.own-sep { color: var(--mut); }
.own-alt { font-size: 13px; }

/* ── CJK typography ─────────────────────────────────────────────────── */
/* The small-caps treatment on section labels is a Latin device: uppercase does
 * nothing to Chinese, and tracking pushes CJK glyphs apart into something that
 * reads like a ransom note. Latin runs inside those labels keep their spacing
 * via the .lat helper where it matters; everywhere else, drop both. */
:lang(zh) .v-num .k,
:lang(zh) .sec-h,
:lang(zh) .v-kicker,
:lang(zh) .alt-why,
:lang(zh) .r-grid h4,
:lang(zh) .picker-group,
:lang(zh) .howto b,
:lang(zh) .foot h3 {
  letter-spacing: 0;
  text-transform: none;
}
/* Chinese has no spaces, so lines may break anywhere; keep that from splitting
 * a number away from its unit. */
:lang(zh) body { line-break: strict; overflow-wrap: break-word; }

/* ── 404 ────────────────────────────────────────────────────────────── */
/* Used only by the page build.py emits. It has no JS and no data, so it cannot
 * borrow the ladder's markup — it needs its own small set of rules. */

.notfound { text-align: center; padding: clamp(48px, 12vh, 110px) 0; }
.notfound h1 { font-size: clamp(28px, 5vw, 42px); letter-spacing: -.035em; }
.notfound p { color: var(--fg-2); max-width: 48ch; margin: 14px auto 0; }
.notfound-sub { font-size: 13px; color: var(--mut) !important; }
.notfound-cta {
  display: inline-block; margin-top: 26px; background: var(--acc);
  color: var(--acc-ink); border-radius: 11px; padding: 12px 22px;
  font-weight: 650; font-size: 15px; text-decoration: none;
}
.notfound-cta:hover { filter: brightness(1.08); text-decoration: none; }

/* ── verdict ────────────────────────────────────────────────────────── */

/* The verdict is the product. It should not look like a sibling of the table
 * underneath it — that is the "here is a spreadsheet" failure this site exists
 * to avoid. Everything below is deliberately quieter. */
.verdict {
  position: relative; overflow: hidden; isolation: isolate;
  margin-top: clamp(24px, 5vh, 40px);
  background:
    radial-gradient(120% 150% at 0% 0%, color-mix(in oklab, var(--acc) 10%, transparent), transparent 58%),
    var(--panel);
  border: 1px solid color-mix(in oklab, var(--acc) 28%, var(--line));
  border-radius: var(--r-lg);
  padding: clamp(22px, 3.5vw, 34px); box-shadow: var(--shadow);
}
.verdict::before {
  content: ""; position: absolute; z-index: 1; inset: 0 18% auto;
  height: 2px; background: linear-gradient(90deg, transparent, var(--acc), transparent);
  opacity: .72; pointer-events: none;
}
.verdict[data-grade="tight"] { border-color: color-mix(in oklab, var(--warn) 45%, var(--line)); }
.verdict[data-grade="none"] { border-color: color-mix(in oklab, var(--bad) 45%, var(--line)); }
.verdict[data-grade="tight"]::before { background: linear-gradient(90deg, transparent, var(--warn), transparent); }
.verdict[data-grade="none"]::before { background: linear-gradient(90deg, transparent, var(--bad), transparent); }

.v-kicker {
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap;
  font: 600 10.5px/1 var(--sans); letter-spacing: .13em; text-transform: uppercase;
  color: var(--mut); margin-bottom: 14px;
}
.v-kicker .rig-echo { color: var(--fg-2); letter-spacing: .04em; text-transform: none; font-size: 12px; font-weight: 500; }

.v-head { display: flex; align-items: flex-start; gap: 14px; flex-wrap: wrap; }
.v-logo {
  width: 38px; height: 38px; border-radius: 9px; background: var(--panel-2);
  display: grid; place-items: center; flex: none; overflow: hidden;
}
.v-logo img { width: 24px; height: 24px; }
.v-logo span { font: 700 15px var(--mono); color: var(--mut); }

.v-title { flex: 1 1 260px; min-width: 0; }
.v-title h2 { font-size: clamp(28px, 5.2vw, 46px); letter-spacing: -.04em; line-height: 1.05; }
/* AI Hashrate — one screen, one answer. */

/* Colour has exactly three jobs here, and nothing else may borrow them:
 *   --acc (gilded)  this is the answer / this is the number to look at
 *   --ok  (olive)   it fits
 *   --bad (red)     it does not fit
 * Interactive chrome — selected tabs, hovers, links — uses neutrals, so that
 * when gold appears it still means something.
 */
:root {
  --bg: #0d0d13;
  --bg-2: #14131b;
  --panel: #1a1922;
  --panel-2: #25232e;
  --line: #403b47;
  --line-soft: #2a2732;
  --fg: #f2ede4;
  --fg-2: #c8c0b5;
  --mut: #938b82;
  --acc: #6ba8ff;
  --acc-ink: #07111d;
  --ok: #73d49a;
  --warn: #e0a063;
  --bad: #e47d6d;
  --heat: #d08376;
  --controversy: #b49bd8;
  --glow: color-mix(in oklab, var(--acc) 30%, transparent);

  /* The CJK families are appended rather than swapped in per language: Chinese
   * copy is mixed with Latin technical terms in the same sentence, so both
   * scripts have to render well at once. Without them Windows falls back to
   * SimSun, which looks like a 2003 government form next to this type. */
  --display: "Iowan Old Style", "Baskerville", "Songti SC", "STSong",
          "Noto Serif SC", Georgia, serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas,
          "PingFang SC", "Microsoft YaHei", monospace;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Inter, system-ui,
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  --r: 10px;
  --r-lg: 22px;
  --wrap: 1180px;
  --shadow: 0 1px 2px rgb(0 0 0 / .45), 0 24px 60px -28px rgb(0 0 0 / .9);
}

html[data-theme="light"] {
  --bg: #f2eee6;
  --bg-2: #e8e1d6;
  --panel: #fbf8f1;
  --panel-2: #ebe4d9;
  --line: #c8beb1;
  --line-soft: #ddd4c8;
  --fg: #211e20;
  --fg-2: #4d4745;
  --mut: #7b716a;
  --acc: #1f5fa9;
  --acc-ink: #ffffff;
  --ok: #20794a;
  --warn: #a46428;
  --bad: #b84f45;
  --heat: #a74f4d;
  --controversy: #70559c;
  --glow: color-mix(in oklab, var(--acc) 14%, transparent);
  --shadow: 0 1px 2px rgb(70 49 31 / .08), 0 24px 50px -28px rgb(70 49 31 / .28);
}

@media (prefers-color-scheme: light) {
  html[data-theme="auto"] {
    --bg: #f2eee6; --bg-2: #e8e1d6; --panel: #fbf8f1; --panel-2: #ebe4d9;
    --line: #c8beb1; --line-soft: #ddd4c8; --fg: #211e20; --fg-2: #4d4745;
    --mut: #7b716a; --acc: #1f5fa9; --acc-ink: #fff; --ok: #20794a;
    --warn: #a46428; --bad: #b84f45; --heat: #a74f4d; --controversy: #70559c;
    --glow: color-mix(in oklab, var(--acc) 14%, transparent);
    --shadow: 0 1px 2px rgb(70 49 31 / .08), 0 24px 50px -28px rgb(70 49 31 / .28);
  }
}

* { box-sizing: border-box; }

/* Explicit display rules below would otherwise beat the hidden attribute. */
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-bottom: 5rem;
}

/* One light source, top centre — gives the page a centre of gravity that a
 * flat fill does not. Purely decorative, so it stays out of the flow. */
body::before {
  content: "";
  position: fixed;
  inset: -20vh 0 auto 0;
  height: 70vh;
  background: radial-gradient(52% 62% at 50% 0%, var(--glow), transparent 72%);
  pointer-events: none;
  z-index: 0;
}
/* Lift real content above the glow. <dialog> is excluded on purpose: an author
 * `position: relative` beats the UA's `dialog:modal { position: fixed }` and
 * would drop the modal out of its top-layer placement. */
body > :not(dialog) { position: relative; z-index: 1; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.02em; }

/* Links are chrome, not answers — they stay neutral so blue keeps its job. */
a { color: var(--fg); text-decoration: underline; text-decoration-color: var(--mut); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--fg); }

.linkish {
  background: none; border: 0; padding: 0; color: var(--fg-2);
  font-size: 13px; text-decoration: underline; text-underline-offset: 3px;
  text-decoration-color: var(--mut);
}
.linkish:hover { color: var(--fg); text-decoration-color: var(--fg); }

code { font-family: var(--mono); font-size: .92em; }

button { font: inherit; color: inherit; cursor: pointer; }

::selection { background: color-mix(in oklab, var(--acc) 35%, transparent); }

:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ── header ─────────────────────────────────────────────────────────── */

.top { border-bottom: 1px solid var(--line-soft); background: var(--bg); }
.top-in { display: flex; align-items: center; gap: 14px; height: 56px; }

.brand { display: flex; align-items: center; gap: 8px; color: var(--fg); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { font-size: 17px; filter: hue-rotate(170deg) saturate(1.35) brightness(1.12); }
.brand-name { font-weight: 650; letter-spacing: -.03em; font-size: 16px; white-space: nowrap; }

.brand-tag {
  margin: 0; color: var(--mut); font-size: 13.5px;
  border-left: 1px solid var(--line); padding-left: 14px;
}
.brand-tag em { color: var(--fg-2); font-style: italic; }

.top-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.week {
  font: 500 11.5px/1 var(--mono); color: var(--mut);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 9px;
}

.icon-btn {
  background: none; border: 1px solid var(--line); border-radius: 8px;
  width: 30px; height: 30px; color: var(--mut); line-height: 1;
  transition: color .15s, border-color .15s, background .15s;
}
.icon-btn:hover { color: var(--fg); border-color: var(--mut); background: var(--panel); }

/* language switch */
.lang {
  display: inline-flex; background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; padding: 2px; gap: 2px;
}
.lang button, .lang a {
  background: none; border: 0; border-radius: 6px; padding: 4px 9px;
  font-size: 12px; font-weight: 600; color: var(--mut); line-height: 1.4;
  text-decoration: none; transition: color .12s, background .12s;
}
.lang button:hover, .lang a:hover { color: var(--fg); }
.lang button[aria-pressed="true"], .lang a[aria-current="page"] { background: var(--fg); color: var(--bg); }

/* ── rig bar ────────────────────────────────────────────────────────── */

.rigbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in oklab, var(--bg) 86%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}
.rigbar-in { display: flex; flex-direction: column; gap: 10px; padding-top: 12px; padding-bottom: 12px; }

.rig-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.detect {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; min-height: 40px; padding: 8px 13px;
  font-size: 13.5px; font-weight: 500;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s, transform .15s;
}
.detect:hover { border-color: var(--acc); }
.detect:active { transform: translateY(1px); }
.detect[data-state="found"] { border-color: color-mix(in oklab, var(--ok) 50%, var(--line)); }
.detect-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--mut);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 60%, transparent);
}
.detect[data-state="found"] .detect-dot { background: var(--ok); animation: pulse 2.4s infinite; }
.detect[data-state="busy"] .detect-dot { background: var(--acc); animation: pulse .9s infinite; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* GPU picker */
.picker { position: relative; flex: 1 1 260px; min-width: 220px; max-width: 420px; }

.picker-btn {
  width: 100%; display: flex; align-items: baseline; gap: 10px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  min-height: 40px; padding: 8px 12px; text-align: left;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s;
}
.picker-btn:hover { border-color: var(--mut); background: var(--panel-2); }
.picker-name { font-weight: 600; font-size: 14px; letter-spacing: -.01em; }
.picker-meta { font: 500 12px/1 var(--mono); color: var(--mut); }
.picker-caret { margin-left: auto; color: var(--mut); font-size: 11px; }

.picker-pop {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 60;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow); overflow: hidden;
}
.picker-pop input {
  width: 100%; border: 0; border-bottom: 1px solid var(--line); background: var(--panel-2);
  color: var(--fg); padding: 11px 13px; font: 14px var(--sans); outline: none;
}
.picker-pop input:focus { border-bottom-color: var(--acc); box-shadow: inset 0 -2px var(--acc); }
.picker-list { list-style: none; margin: 0; padding: 6px; max-height: 46vh; overflow-y: auto; }
.picker-list li { border-radius: 8px; }
.picker-list button {
  width: 100%; display: flex; align-items: baseline; gap: 10px;
  background: none; border: 0; padding: 8px 10px; border-radius: 8px; text-align: left;
}
.picker-list li[data-on] button, .picker-list button:hover { background: var(--panel-2); }
.picker-list .gname { font-size: 13.5px; font-weight: 550; }
.picker-list .gmeta { margin-left: auto; font: 11.5px var(--mono); color: var(--mut); white-space: nowrap; }
.picker-group {
  padding: 10px 10px 4px; font: 600 10.5px/1 var(--sans); letter-spacing: .09em;
  text-transform: uppercase; color: var(--mut);
}

/* multiplier + vram override */
.mult, .vram-edit {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  min-height: 40px; padding: 5px 8px; font-size: 13px;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
}
.mult button {
  background: none; border: 0; color: var(--mut); width: 22px; height: 22px;
  border-radius: 6px; line-height: 1;
}
.mult button:hover { background: var(--panel-2); color: var(--fg); }
.mult span { font: 600 13px var(--mono); min-width: 24px; text-align: center; }

.vram-edit label { color: var(--mut); font-size: 12.5px; }
.vram-edit input {
  width: 60px; background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 7px; color: var(--fg); padding: 4px 7px; font: 600 13px var(--mono);
}
.vram-edit span { color: var(--mut); font-size: 12px; }
.vram-edit button {
  background: none; border: 0; color: var(--mut); font-size: 11.5px;
  text-decoration: underline; text-underline-offset: 2px; padding: 2px 4px;
}
.vram-edit button:hover { color: var(--fg); }

/* Unreviewed models are a deliberate opt-in, kept beside the ranking knobs
 * instead of buried below the verdict. Amber marks uncertainty, not quality. */
.model-toggle {
  display: inline-flex; align-items: center; gap: 9px;
  min-height: 40px; padding: 5px 10px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  color: var(--fg-2); cursor: pointer;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
  transition: border-color .15s, background .15s;
}
.model-toggle:hover { border-color: var(--mut); background: var(--panel-2); }
.model-toggle:has(input:checked) {
  border-color: color-mix(in oklab, var(--warn) 60%, var(--line));
  background: color-mix(in oklab, var(--warn) 8%, var(--panel));
}
.model-toggle input { width: 16px; height: 16px; margin: 0; accent-color: var(--warn); }
.model-toggle-copy { display: grid; gap: 1px; }
.model-toggle-copy b { font-size: 12.5px; font-weight: 650; line-height: 1.2; }
.model-toggle-copy small { color: var(--mut); font-size: 10.5px; line-height: 1.2; }

/* segmented controls */
.seg {
  display: inline-flex; background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; min-height: 40px; padding: 3px; gap: 2px;
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
}
.seg button {
  background: none; border: 0; border-radius: 7px; padding: 6px 12px;
  font-size: 13px; font-weight: 550; color: var(--mut); white-space: nowrap;
  transition: color .12s, background .12s;
}
.seg button:hover { color: var(--fg); }
/* Neutral on purpose: a selected tab is chrome, not an answer. */
.seg button[aria-selected="true"] { background: var(--fg); color: var(--bg); }
.seg-quant button { font-family: var(--mono); font-size: 12.5px; }

/* context slider */
.ctx { display: inline-flex; align-items: center; gap: 10px; }
.ctx-label { color: var(--mut); font-size: 12.5px; }
.ctx output {
  font: 600 13px var(--mono); min-width: 42px;
  color: var(--fg);
}
input[type="range"] {
  -webkit-appearance: none; appearance: none; background: none;
  width: 150px; height: 20px; cursor: grab;
}
input[type="range"]:active { cursor: grabbing; }
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 999px; background: var(--line);
}
input[type="range"]::-moz-range-track { height: 4px; border-radius: 999px; background: var(--line); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: var(--acc); margin-top: -5.5px; border: 0;
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--acc) 22%, transparent);
}
input[type="range"]::-moz-range-thumb {
  width: 15px; height: 15px; border-radius: 50%; background: var(--acc); border: 0;
}

/* ── ladder: the first screen ───────────────────────────────────────── */

.ladder { padding: clamp(36px, 8vh, 76px) 0 0; }
.ladder h1 {
  font-size: clamp(30px, 6vw, 56px); letter-spacing: -.04em; line-height: 1.02;
  text-align: center; text-wrap: balance;
}
.ladder h1 em { font-style: normal; color: var(--acc); }
.ladder .rule {
  text-align: center; color: var(--fg-2); max-width: 44ch;
  margin: 16px auto 0; font-size: clamp(14px, 1.8vw, 17px); text-wrap: pretty;
}

.rungs {
  list-style: none; margin: clamp(30px, 5vh, 52px) 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.rung {
  position: relative; isolation: isolate; overflow: hidden;
  width: 100%; display: grid; align-items: center; gap: 18px;
  grid-template-columns: 76px minmax(72px, .55fr) minmax(230px, 1.7fr) minmax(0, 1fr);
  background: linear-gradient(105deg, color-mix(in oklab, var(--panel-2) 38%, var(--panel)), var(--panel) 52%);
  border: 1px solid var(--line);
  border-radius: var(--r); padding: 15px 18px; text-align: left;
  box-shadow: inset 0 1px rgb(255 255 255 / .035), 0 8px 22px -22px rgb(0 0 0 / .9);
  transition: border-color .15s, background .15s, transform .15s, box-shadow .15s;
}
.rung::before {
  content: ""; position: absolute; inset: 10px auto 10px 0; width: 2px;
  border-radius: 0 999px 999px 0; background: var(--acc);
  opacity: 0; transform: scaleY(.45); transition: opacity .15s, transform .15s;
}
.rung:hover {
  border-color: color-mix(in oklab, var(--acc) 55%, var(--line));
  background: var(--panel-2); transform: translateX(2px);
  box-shadow: inset 0 1px rgb(255 255 255 / .055), 0 12px 30px -22px rgb(0 0 0 / .9);
}
.rung:hover::before, .rung:focus-visible::before { opacity: 1; transform: scaleY(1); }
.rung:active { transform: translateX(2px) scale(.997); }
.rung[data-empty] { opacity: .55; }

.rung-gb {
  font: 650 26px/1 var(--mono); letter-spacing: -.03em;
  display: flex; align-items: baseline; gap: 3px;
}
.rung-gb small { font-size: 12px; font-weight: 500; color: var(--mut); }

.rung-bar { display: block; }
.rung-track {
  display: block; height: 8px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line-soft);
  overflow: hidden; box-shadow: inset 0 1px 2px rgb(0 0 0 / .25);
}
.rung-track i { display: block; height: 100%; background: var(--acc); }
.rung-track i[data-tight] { background: var(--warn); }

.rung-pick { min-width: 0; }
.rung-name {
  display: block; font-size: 16px; font-weight: 600; letter-spacing: -.02em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rung-nums {
  display: flex; align-items: center; gap: 6px; margin-top: 3px;
  font: 12px var(--mono); color: var(--mut);
}
.rung-eg { font: 11.5px var(--mono); color: var(--mut); text-align: right; }

.rungs-note {
  margin: 16px 2px 0; font: 11.5px/1.7 var(--mono); color: var(--mut);
  max-width: 78ch;
}

/* Crawlable explanation that also gives a no-JS visitor a useful next step. */
.seo-guide {
  margin-top: 72px; padding: 32px 0 0; border-top: 1px solid var(--line);
}
.seo-guide-head { max-width: 760px; }
.seo-eyebrow {
  margin: 0 0 8px; color: var(--acc); font: 650 11px/1 var(--mono);
  letter-spacing: .11em;
}
.seo-guide h2 { font-size: clamp(23px, 3vw, 32px); }
.seo-guide-intro {
  margin: 12px 0 0; max-width: 72ch; color: var(--fg-2); font-size: 15px;
}
.seo-guide-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
  margin-top: 26px;
}
.seo-guide-card {
  padding: 18px; border: 1px solid var(--line-soft); border-radius: var(--r);
  background: color-mix(in oklab, var(--panel) 72%, transparent);
}
.seo-guide-card h3, .seo-guide-detail h3 { font-size: 15px; color: var(--fg); }
.seo-guide-card p { margin: 8px 0 0; color: var(--fg-2); font-size: 13px; line-height: 1.65; }
.seo-guide-detail {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 32px;
  margin-top: 28px; color: var(--fg-2);
}
.seo-steps { margin: 12px 0 0; padding-left: 20px; }
.seo-steps li { padding: 4px 0 4px 3px; }
.seo-steps b { color: var(--fg); font-weight: 600; }
.seo-steps span { color: var(--fg-2); }
.seo-guide-faq details { border-bottom: 1px solid var(--line-soft); padding: 10px 0; }
.seo-guide-faq details:first-of-type { padding-top: 12px; }
.seo-guide-faq summary { cursor: pointer; color: var(--fg); font-weight: 600; }
.seo-guide-faq p { margin: 8px 0 2px; font-size: 13px; line-height: 1.65; }

/* Guides are part of the browseable product hierarchy, not isolated SEO pages. */
.guide-links { margin-top: 56px; padding: 28px 0 0; border-top: 1px solid var(--line-soft); }
.guide-links h2 { font-size: clamp(20px, 2.5vw, 27px); }
.guide-links-intro { margin: 8px 0 0; color: var(--fg-2); }
.guide-links-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
  margin-top: 20px;
}
.guide-link {
  display: block; padding: 17px; border: 1px solid var(--line-soft);
  border-radius: var(--r); background: var(--panel); text-decoration: none;
  transition: border-color .15s, background .15s, transform .15s;
}
.guide-link:hover { border-color: var(--line); background: var(--panel-2); transform: translateY(-1px); }
.guide-link h3 { font-size: 15px; color: var(--fg); }
.guide-link p { margin: 7px 0 13px; color: var(--fg-2); font-size: 13px; line-height: 1.6; }
.guide-link span { color: var(--acc); font: 12px var(--mono); }

/* ── evergreen guides ──────────────────────────────────────────────── */
.guide-page { padding-top: 34px; }
.guide-nav { margin-left: auto; display: flex; align-items: center; gap: 16px; font-size: 13px; }
.guide-nav a { color: var(--fg-2); }
.guide-theme-btn { flex: 0 0 auto; }
.guide-breadcrumbs { display: flex; gap: 9px; align-items: center; color: var(--mut); font-size: 13px; }
.guide-breadcrumbs a { color: var(--fg-2); }
.guide-breadcrumbs span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.guide-eyebrow { margin: 58px 0 10px; color: var(--acc); font: 650 11px/1 var(--mono); letter-spacing: .11em; }
.guide-page h1 { max-width: 820px; font-size: clamp(32px, 6vw, 58px); line-height: 1.04; letter-spacing: -.04em; }
.guide-intro { max-width: 760px; margin: 16px 0 0; color: var(--fg-2); font-size: clamp(16px, 2vw, 19px); line-height: 1.65; }
.guide-sections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 42px; }
.guide-section { padding: 20px; border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); }
.guide-section h2, .guide-data h2, .guide-cta h2 { font-size: 17px; }
.guide-section p { margin: 10px 0 0; color: var(--fg-2); font-size: 14px; line-height: 1.7; }
.guide-data { margin-top: 42px; }
.guide-table-wrap { overflow-x: auto; margin-top: 14px; border: 1px solid var(--line); border-radius: var(--r); }
.guide-data table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 13px; }
.guide-data th, .guide-data td { padding: 12px 14px; border-bottom: 1px solid var(--line-soft); text-align: left; vertical-align: top; }
.guide-data thead th { color: var(--fg-2); font: 650 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; background: var(--panel-2); }
.guide-data tbody th { color: var(--fg); font-weight: 600; white-space: nowrap; }
.guide-data tbody tr:last-child th, .guide-data tbody tr:last-child td { border-bottom: 0; }
.guide-data td { color: var(--fg-2); }
.guide-data td a { color: var(--fg); }
.guide-data-note { margin: 10px 0 0; color: var(--mut); font: 12px/1.65 var(--mono); }
.guide-cta { margin: 44px 0 70px; padding: 24px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--panel-2); }
.guide-cta p { max-width: 65ch; margin: 8px 0 16px; color: var(--fg-2); }
.guide-cta-link { display: inline-block; padding: 10px 16px; border-radius: 9px; background: var(--acc); color: var(--acc-ink); font-weight: 650; text-decoration: none; }
.guide-cta-link:hover { filter: brightness(1.08); text-decoration: none; }

/* "I already know my number" — the path that does not need detection */
.own {
  margin-top: clamp(26px, 5vh, 44px); padding-top: 22px;
  border-top: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.own-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.own-row label { color: var(--fg-2); font-size: 14px; }
.own-row input {
  width: 78px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 9px; color: var(--fg); padding: 8px 10px;
  font: 650 15px var(--mono); text-align: center;
}
.own-row input:focus { border-color: var(--acc); outline: none; }
.own-row input:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }
.own-unit { color: var(--mut); font: 13px var(--mono); }
.own-go {
  background: var(--acc); color: var(--acc-ink); border: 0; border-radius: 9px;
  padding: 9px 18px; font-weight: 650; font-size: 14px;
}
.own-go:hover { filter: brightness(1.08); }
.own-sep { color: var(--mut); }
.own-alt { font-size: 13px; }

/* ── CJK typography ─────────────────────────────────────────────────── */
/* The small-caps treatment on section labels is a Latin device: uppercase does
 * nothing to Chinese, and tracking pushes CJK glyphs apart into something that
 * reads like a ransom note. Latin runs inside those labels keep their spacing
 * via the .lat helper where it matters; everywhere else, drop both. */
:lang(zh) .v-num .k,
:lang(zh) .sec-h,
:lang(zh) .v-kicker,
:lang(zh) .alt-why,
:lang(zh) .r-grid h4,
:lang(zh) .picker-group,
:lang(zh) .howto b,
:lang(zh) .foot h3 {
  letter-spacing: 0;
  text-transform: none;
}
/* Chinese has no spaces, so lines may break anywhere; keep that from splitting
 * a number away from its unit. */
:lang(zh) body { line-break: strict; overflow-wrap: break-word; }

/* ── 404 ────────────────────────────────────────────────────────────── */
/* Used only by the page build.py emits. It has no JS and no data, so it cannot
 * borrow the ladder's markup — it needs its own small set of rules. */

.notfound { text-align: center; padding: clamp(48px, 12vh, 110px) 0; }
.notfound h1 { font-size: clamp(28px, 5vw, 42px); letter-spacing: -.035em; }
.notfound p { color: var(--fg-2); max-width: 48ch; margin: 14px auto 0; }
.notfound-sub { font-size: 13px; color: var(--mut) !important; }
.notfound-cta {
  display: inline-block; margin-top: 26px; background: var(--acc);
  color: var(--acc-ink); border-radius: 11px; padding: 12px 22px;
  font-weight: 650; font-size: 15px; text-decoration: none;
}
.notfound-cta:hover { filter: brightness(1.08); text-decoration: none; }

/* ── verdict ────────────────────────────────────────────────────────── */

/* The verdict is the product. It should not look like a sibling of the table
 * underneath it — that is the "here is a spreadsheet" failure this site exists
 * to avoid. Everything below is deliberately quieter. */
.verdict {
  position: relative; overflow: hidden; isolation: isolate;
  margin-top: clamp(24px, 5vh, 40px);
  background:
    radial-gradient(120% 150% at 0% 0%, color-mix(in oklab, var(--acc) 10%, transparent), transparent 58%),
    var(--panel);
  border: 1px solid color-mix(in oklab, var(--acc) 28%, var(--line));
  border-radius: var(--r-lg);
  padding: clamp(22px, 3.5vw, 34px); box-shadow: var(--shadow);
}
.verdict::before {
  content: ""; position: absolute; z-index: 1; inset: 0 18% auto;
  height: 2px; background: linear-gradient(90deg, transparent, var(--acc), transparent);
  opacity: .72; pointer-events: none;
}
.verdict[data-grade="tight"] { border-color: color-mix(in oklab, var(--warn) 45%, var(--line)); }
.verdict[data-grade="none"] { border-color: color-mix(in oklab, var(--bad) 45%, var(--line)); }
.verdict[data-grade="tight"]::before { background: linear-gradient(90deg, transparent, var(--warn), transparent); }
.verdict[data-grade="none"]::before { background: linear-gradient(90deg, transparent, var(--bad), transparent); }

.v-kicker {
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap;
  font: 600 10.5px/1 var(--sans); letter-spacing: .13em; text-transform: uppercase;
  color: var(--mut); margin-bottom: 14px;
}
.v-kicker .rig-echo { color: var(--fg-2); letter-spacing: .04em; text-transform: none; font-size: 12px; font-weight: 500; }

.v-head { display: flex; align-items: flex-start; gap: 14px; flex-wrap: wrap; }
.v-logo {
  width: 38px; height: 38px; border-radius: 9px; background: var(--panel-2);
  display: grid; place-items: center; flex: none; overflow: hidden;
}
.v-logo img { width: 24px; height: 24px; }
.v-logo span { font: 700 15px var(--mono); color: var(--mut); }

.v-title { flex: 1 1 260px; min-width: 0; }
.v-title h2 { font-size: clamp(28px, 5.2vw, 46px); letter-spacing: -.04em; line-height: 1.05; }
/* Illuminated initial: the verdict's first character is gilded and enlarged,
   floating two lines deep like a painted manuscript capital. */
.v-title h2::first-letter {
  font-family: var(--display);
  color: var(--acc);
  float: left;
  font-size: 1.6em;
  line-height: 0.82;
  padding: 0.04em 0.14em 0 0;
  text-shadow: 0 2px 22px color-mix(in oklab, var(--acc) 55%, transparent);
}
.v-title h2 a { text-decoration: none; }
.v-title h2 a:hover { text-decoration: underline; text-decoration-color: var(--mut); }
.v-sub { color: var(--mut); font-size: 13px; margin-top: 5px; display: flex; gap: 8px; flex-wrap: wrap; }
.v-sub b { color: var(--fg-2); font-weight: 550; }

.v-nums {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 26px 0 2px; border: 1px solid var(--line-soft); border-radius: var(--r);
  background: color-mix(in oklab, var(--bg-2) 55%, transparent); overflow: hidden;
}
.v-num { min-width: 0; padding: 17px 18px 16px; }
.v-num + .v-num { border-left: 1px solid var(--line-soft); }
.v-num .k { font: 500 10.5px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); }
.v-num .n {
  font: 650 clamp(25px, 4.3vw, 44px)/1.02 var(--mono); letter-spacing: -.04em;
  margin-top: 9px; display: flex; align-items: baseline; gap: 5px;
  white-space: nowrap;
}
.v-num .n small { font-size: 14px; font-weight: 500; color: var(--mut); letter-spacing: 0; }
.v-num .sub { font-size: 12px; color: var(--mut); margin-top: 6px; }
/* Speed is the number people came for — it is the one that gets the colour. */
.v-num.speed {
  background: linear-gradient(135deg, color-mix(in oklab, var(--acc) 10%, transparent), transparent 72%);
}
.v-num.speed .n { color: var(--acc); }

/* The honesty contract, in words rather than a 7px dot. */
.v-source {
  display: flex; align-items: flex-start; gap: 8px;
  margin: 16px 0 0; font-size: 12.5px; line-height: 1.5; color: var(--mut);
  max-width: 78ch;
}
.v-source .dot { flex: none; margin-top: 6px; }

/* One structured signal, deliberately quieter than the answer itself. */
.feedback {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  flex-wrap: wrap; margin-top: 16px; padding: 11px 12px;
  border: 1px solid var(--line-soft); border-radius: 10px;
  background: color-mix(in oklab, var(--panel-2) 58%, transparent);
}
.feedback-row { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.feedback-label { color: var(--fg-2); font-size: 12.5px; font-weight: 550; }
.feedback-btn {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 5px 10px; color: var(--fg-2); font-size: 12px; font-weight: 600;
}
.feedback-btn:hover:not(:disabled) { color: var(--fg); border-color: var(--acc); }
.feedback-btn:disabled { cursor: default; opacity: .45; }
.feedback[data-sent] { border-color: color-mix(in oklab, var(--ok) 28%, var(--line-soft)); }
.feedback[data-sent] .feedback-label { color: var(--ok); }
.feedback-private { color: var(--mut); font-size: 11px; }

/* Memory bar. Green means it fits, red means it does not — that is the whole
 * message, so the segment breakdown is tinted rather than separately coloured. */
.membar { margin-top: 22px; }
.membar-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  font: 11.5px var(--mono); color: var(--mut); margin-bottom: 7px;
}
.membar-head b { font-weight: 650; font-size: 13px; }
.membar[data-fits="yes"] .membar-head b { color: var(--ok); }
.membar[data-fits="no"] .membar-head b { color: var(--bad); }

.membar-track {
  position: relative;
  display: flex; height: 14px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line-soft);
}
.membar-track i { display: block; height: 100%; }
.membar-track i:first-child { border-radius: 999px 0 0 999px; }
.membar-track .w { background: var(--ok); }
.membar-track .kv { background: color-mix(in oklab, var(--ok) 52%, var(--panel-2)); }
.membar-track .oh { background: color-mix(in oklab, var(--mut) 50%, var(--panel-2)); }
.membar-track .over { background: var(--bad); border-radius: 0 999px 999px 0; }
.membar[data-fits="no"] .membar-track .w { background: var(--bad); }
.membar[data-fits="no"] .membar-track .kv { background: color-mix(in oklab, var(--bad) 52%, var(--panel-2)); }

/* The ceiling. Without it the bar has no scale and says nothing. */
.membar-cap {
  position: absolute; top: -4px; bottom: -4px; width: 2px;
  background: var(--fg); border-radius: 2px; pointer-events: none;
}
.membar-cap span {
  position: absolute; top: -17px; left: 50%; transform: translateX(-50%);
  font: 600 10px var(--mono); color: var(--fg); white-space: nowrap;
}

.membar-key {
  display: flex; gap: 16px; flex-wrap: wrap; margin-top: 11px;
  font: 500 11.5px var(--mono); color: var(--mut);
}
.membar-key i {
  width: 8px; height: 8px; border-radius: 2px; display: inline-block; margin-right: 5px;
  vertical-align: baseline;
}
.membar-key .w i { background: var(--ok); }
.membar-key .kv i { background: color-mix(in oklab, var(--ok) 52%, var(--panel-2)); }
.membar-key .oh i { background: color-mix(in oklab, var(--mut) 50%, var(--panel-2)); }
.membar-key .free i { background: var(--panel-2); border: 1px solid var(--line); }
.membar[data-fits="no"] .membar-key .w i { background: var(--bad); }
.membar[data-fits="no"] .membar-key .kv i { background: color-mix(in oklab, var(--bad) 52%, var(--panel-2)); }

/* reason chips */
.chips { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 16px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: var(--panel-2);
  border-radius: 999px; padding: 5px 11px; font-size: 12.5px; color: var(--fg-2);
}
.chip b { font-weight: 600; color: var(--fg); }
.chip-measured { border-color: color-mix(in oklab, var(--ok) 45%, var(--line)); color: var(--ok); }
.chip-heat { border-color: color-mix(in oklab, var(--heat) 40%, var(--line)); color: var(--heat); }
.chip-tight { border-color: color-mix(in oklab, var(--warn) 45%, var(--line)); color: var(--warn); }
.chip-caveat { border-style: dashed; color: var(--mut); cursor: help; }

.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-measured { background: var(--ok); }
.dot-est { border: 1.5px solid var(--mut); }

/* commands */
.cmds { margin-top: 20px; border-top: 1px solid var(--line-soft); padding-top: 16px; }
.cmd-tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 10px; }
.cmd-tabs button {
  background: none; border: 1px solid transparent; border-radius: 8px;
  padding: 5px 11px; font-size: 12.5px; font-weight: 550; color: var(--mut);
}
.cmd-tabs button:hover { color: var(--fg); }
.cmd-tabs button[aria-selected="true"] {
  color: var(--fg); border-color: var(--line); background: var(--panel-2);
}
.cmd-box {
  position: relative; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r); overflow: hidden;
  box-shadow: inset 0 1px rgb(255 255 255 / .025), 0 12px 28px -26px rgb(0 0 0 / .9);
}
.cmd-pre {
  margin: 0; padding: 14px 92px 14px 14px; overflow-x: auto;
  font: 12.5px/1.7 var(--mono); color: var(--fg-2); white-space: pre;
}
/* Bright neutral, not accent: a flag is syntax, not the answer. */
.cmd-pre .flag { color: var(--fg); font-weight: 600; }
.cmd-pre .cmt { color: var(--mut); }
.copy {
  position: absolute; top: 10px; right: 10px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 6px 11px; font-size: 12px; font-weight: 600; color: var(--fg-2);
}
.copy:hover { border-color: var(--acc); color: var(--fg); }
.copy[data-done] { color: var(--ok); border-color: color-mix(in oklab, var(--ok) 45%, var(--line)); }
.cmd-note {
  margin: 9px 2px 0; font-size: 12px; color: var(--mut); line-height: 1.5;
}
.cmd-note a { color: var(--fg-2); text-decoration: underline; text-underline-offset: 2px; }

/* verdict: nothing fits */
.v-none h2 { font-size: 22px; }
.v-none p { color: var(--mut); margin: 10px 0 0; }

/* ── model court ───────────────────────────────────────────────────── */

.court-slot { margin-top: clamp(34px, 6vh, 54px); }
.court-head { max-width: 720px; }
.court-eyebrow {
  margin: 0 0 9px; color: var(--heat); font: 700 10.5px/1 var(--sans);
  letter-spacing: .14em; text-transform: uppercase;
}
.court-head h2 { font-size: clamp(25px, 4vw, 38px); letter-spacing: -.04em; }
.court-head > p:last-child { margin: 9px 0 18px; color: var(--mut); line-height: 1.55; }
.court {
  display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: stretch; gap: 14px;
}
.court-card {
  min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: var(--r);
  background: var(--panel); box-shadow: inset 0 1px rgb(255 255 255 / .03);
}
.court-hot { border-color: color-mix(in oklab, var(--heat) 42%, var(--line)); }
.court-evidence { border-color: color-mix(in oklab, var(--ok) 42%, var(--line)); }
.court-card-head { display: flex; align-items: baseline; gap: 9px; justify-content: space-between; flex-wrap: wrap; }
.court-label {
  font: 700 10px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase;
  color: var(--heat);
}
.court-evidence .court-label { color: var(--ok); }
.court-rank { color: var(--mut); font: 11px var(--mono); }
.court-card h3 { margin-top: 17px; font-size: clamp(20px, 3vw, 28px); letter-spacing: -.035em; }
.court-card h3 a { text-decoration: none; }
.court-card h3 a:hover { text-decoration: underline; }
.court-id { margin-top: 5px; color: var(--mut); font: 11px var(--mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.court-stats {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px; margin-top: 20px;
}
.court-stats > div { min-width: 0; padding: 10px; border: 1px solid var(--line-soft); border-radius: 8px; background: var(--bg-2); }
.court-stat-label { display: block; color: var(--mut); font: 10px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.court-stats b { display: block; margin-top: 7px; color: var(--fg); font: 650 17px var(--mono); white-space: nowrap; }
.court-verdict { display: flex; align-items: center; gap: 7px; margin-top: 16px; color: var(--fg-2); font-size: 13px; font-weight: 600; }
.court-status { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.court-status-fit { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in oklab, var(--ok) 14%, transparent); }
.court-status-no { background: var(--bad); box-shadow: 0 0 0 3px color-mix(in oklab, var(--bad) 14%, transparent); }
.court-proof { margin-top: 9px; color: var(--mut); font-size: 12px; line-height: 1.5; }
.court-community {
  margin: 14px 0 0; padding-top: 10px; border-top: 1px solid var(--line-soft);
  color: var(--mut); font-size: 11.5px; line-height: 1.5;
}
.court-community b { color: var(--fg-2); font-weight: 650; }
.court-community-row { margin-top: 4px; }
.court-community-runtime { color: var(--fg-2); font-family: var(--mono); }
.court-copy {
  width: 100%; margin-top: 14px; padding: 7px 9px; border: 1px solid var(--line-soft);
  border-radius: 7px; background: transparent; color: var(--mut); font-size: 11.5px;
}
.court-copy:hover { border-color: var(--acc); color: var(--fg); }
.court-copy[data-done] { color: var(--ok); border-color: color-mix(in oklab, var(--ok) 45%, var(--line)); }
.court-vs { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 52px; color: var(--heat); }
.court-vs > span { font: 700 26px/1 var(--mono); }
.court-vs small { max-width: 12ch; margin-top: 8px; color: var(--mut); font-size: 10px; line-height: 1.35; text-align: center; }

/* community benchmark submission */
.benchmark {
  margin-top: 18px; padding: 14px; border: 1px solid var(--line-soft); border-radius: 9px;
  background: color-mix(in oklab, var(--panel) 70%, var(--bg-2));
}
.benchmark h4 { margin: 0 0 7px; color: var(--fg-2); font-size: 12px; font-weight: 650; }
.benchmark > p { margin: 0 0 12px; color: var(--mut); font-size: 11.5px; line-height: 1.5; }
.benchmark-form { display: flex; align-items: end; gap: 9px; flex-wrap: wrap; }
.benchmark-form label { min-width: 140px; flex: 1 1 170px; }
.benchmark-field-label {
  display: block; margin-bottom: 5px; color: var(--mut); font: 10px/1 var(--sans);
  letter-spacing: .1em; text-transform: uppercase;
}
.benchmark-form select, .benchmark-form input {
  width: 100%; min-height: 34px; border: 1px solid var(--line); border-radius: 7px;
  background: var(--bg-2); color: var(--fg); padding: 7px 9px; font: 12px var(--mono);
}
.benchmark-form select:focus, .benchmark-form input:focus { outline: 2px solid var(--acc); outline-offset: 1px; }
.benchmark-submit {
  min-height: 34px; padding: 7px 11px; border: 1px solid color-mix(in oklab, var(--ok) 45%, var(--line));
  border-radius: 7px; background: color-mix(in oklab, var(--ok) 12%, transparent);
  color: var(--ok); font-size: 12px; font-weight: 650; white-space: nowrap;
}
.benchmark-submit:hover:not(:disabled) { border-color: var(--ok); color: var(--fg); }
.benchmark-submit:disabled { cursor: default; opacity: .55; }
.benchmark-community { margin: 11px 0 0; color: var(--mut); font-size: 11.5px; line-height: 1.45; }
.benchmark-community b { color: var(--fg-2); font-weight: 650; }
.benchmark-community .court-community-row { margin-top: 4px; }

/* ── sections ───────────────────────────────────────────────────────── */

/* Everything from here down is reference material. It is allowed to be dull. */
.sec-h {
  font: 600 10.5px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase;
  color: var(--mut);
  margin: 48px 0 14px; display: flex; align-items: center; gap: 9px; flex-wrap: wrap;
}
.sec-sub { color: var(--mut); font-weight: 450; font-size: 11.5px; letter-spacing: 0; text-transform: none; }

/* runners-up */
.alts { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.alt {
  background: linear-gradient(145deg, color-mix(in oklab, var(--panel-2) 42%, var(--panel)), var(--panel));
  border: 1px solid var(--line); border-radius: var(--r);
  padding: 14px; text-align: left; display: flex; flex-direction: column; gap: 8px;
  box-shadow: inset 0 1px rgb(255 255 255 / .03);
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.alt:hover { border-color: var(--mut); transform: translateY(-2px); box-shadow: var(--shadow); }
.alt-why { font: 600 10.5px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--fg-2); }
.alt-name { font-weight: 600; font-size: 14.5px; letter-spacing: -.02em; line-height: 1.25; }
.alt-nums { display: flex; gap: 12px; font: 500 12px var(--mono); color: var(--mut); margin-top: auto; }
.alt-nums b { color: var(--fg); font-weight: 600; }

/* rows */
.list-head { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.list-head .sec-h { flex: 1 1 auto; }
.list-tools { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.list-tools input[type="search"] {
  background: var(--panel); border: 1px solid var(--line); border-radius: 9px;
  padding: 7px 12px; color: var(--fg); font-size: 13px; width: 190px; outline: none;
}
.list-tools input[type="search"]:focus { border-color: var(--acc); }
.list-tools input[type="search"]:focus,
.own-row input:focus,
.vram-edit input:focus {
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--acc) 16%, transparent);
}
.rows {
  list-style: none; margin: 0; padding: 0; border: 1px solid var(--line);
  border-radius: var(--r); overflow: hidden;
  box-shadow: inset 0 1px rgb(255 255 255 / .025), 0 12px 30px -30px rgb(0 0 0 / .9);
}
.rows > li + li { border-top: 1px solid var(--line-soft); }

.list-empty {
  position: relative;
  display: grid;
  place-items: center;
  gap: 8px;
  min-height: 148px;
  padding: 32px 20px;
  overflow: hidden;
  background:
    radial-gradient(42% 100% at 50% 0%, color-mix(in oklab, var(--acc) 8%, transparent), transparent 78%),
    color-mix(in oklab, var(--panel) 78%, transparent);
  text-align: center;
}
.list-empty::before {
  content: "✦";
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: color-mix(in oklab, var(--acc) 68%, transparent);
  font: 13px/1 var(--display);
}
.list-empty strong {
  color: var(--fg-2);
  font-family: var(--display);
  font-size: 21px;
  font-weight: 500;
  letter-spacing: -.03em;
}
.list-empty p {
  max-width: 44ch;
  margin: 0;
  color: var(--mut);
  font-size: 12.5px;
}

.row {
  width: 100%; display: grid; align-items: center; gap: 14px;
  grid-template-columns: 26px 1fr 118px 92px 116px;
  background: var(--panel); border: 0; padding: 11px 14px; text-align: left;
  transition: background .12s;
}
.row:hover { background: var(--panel-2); }
.row[aria-expanded="true"] { background: var(--panel-2); }

.r-rank { font: 600 12px var(--mono); color: var(--mut); text-align: right; }
.r-id { min-width: 0; }
.r-name {
  font-weight: 550; font-size: 13.5px; letter-spacing: -.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.r-meta { font: 11.5px var(--mono); color: var(--mut); margin-top: 2px; display: flex; gap: 9px; flex-wrap: wrap; }
.r-badge {
  font: 600 9.5px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase;
  padding: 2.5px 5px; border-radius: 4px; border: 1px solid var(--line);
}
.r-badge.or { color: var(--mut); }
.r-badge.heat { color: var(--heat); border-color: color-mix(in oklab, var(--heat) 35%, var(--line)); }

.r-speed { font: 600 14px var(--mono); display: flex; align-items: center; gap: 6px; }
.r-speed small { font-size: 10.5px; font-weight: 500; color: var(--mut); }
.r-feel { font-size: 11px; color: var(--mut); }

.r-mem { font: 12px var(--mono); color: var(--fg-2); }
.r-bar { height: 5px; border-radius: 999px; background: var(--panel-2); margin-top: 5px; overflow: hidden; border: 1px solid var(--line-soft); }
.r-bar i { display: block; height: 100%; background: var(--ok); }
.r-bar.tight i { background: var(--warn); }
.r-bar.over i { background: var(--bad); }

.r-drawer { background: var(--bg-2); border-top: 1px solid var(--line-soft); padding: 16px; }
.r-drawer .cmds { margin-top: 0; border-top: 0; padding-top: 0; }
.r-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin-bottom: 16px; }
.r-grid h4 { margin: 0 0 7px; font: 600 10.5px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); }
.matrix { width: 100%; border-collapse: collapse; font: 12px var(--mono); }
.matrix th, .matrix td { padding: 4px 8px 4px 0; text-align: left; color: var(--fg-2); }
.matrix th { color: var(--mut); font-weight: 500; }
.matrix td.no { color: var(--mut); }
.matrix td.best { color: var(--ok); font-weight: 600; }

.anchor-list { margin: 0; padding: 0; list-style: none; font: 12px var(--mono); color: var(--fg-2); }
.anchor-list li { display: flex; gap: 8px; padding: 2px 0; }
.anchor-list b { color: var(--fg); }
.model-facts li {
  display: grid;
  grid-template-columns: minmax(70px, max-content) minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
}
.model-facts li b { color: var(--mut); font-weight: 500; }
.model-facts li > :last-child { min-width: 0; overflow-wrap: anywhere; }

/* near misses */
.rows-near .row { grid-template-columns: 26px 1fr 1fr; }
.r-fix { font-size: 12.5px; color: var(--warn); }
.r-fix button {
  background: none; border: 1px dashed color-mix(in oklab, var(--warn) 45%, var(--line));
  border-radius: 7px; padding: 3px 9px; color: var(--warn); font-size: 12px;
}
.r-fix button:hover { background: color-mix(in oklab, var(--warn) 12%, transparent); }

.more {
  display: block; width: 100%; margin-top: 12px; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--r); padding: 10px;
  color: var(--fg-2); font-size: 13px; font-weight: 550;
}
.more:hover { border-color: var(--acc); color: var(--fg); }

/* ── footer ─────────────────────────────────────────────────────────── */

.foot { margin-top: 64px; padding-top: 26px; border-top: 1px solid var(--line); color: var(--mut); font-size: 13px; }
.foot-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 32px; }
.foot h3 { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--fg-2); margin-bottom: 10px; }
.foot p { margin: 0 0 9px; line-height: 1.6; }
.foot ul { margin: 0; padding-left: 17px; line-height: 1.7; }
.foot code { color: var(--fg-2); background: var(--panel); padding: 2px 6px; border-radius: 5px; border: 1px solid var(--line-soft); }
.built { font-family: var(--mono); font-size: 11.5px; margin-top: 12px !important; }

/* ── toast + keys ───────────────────────────────────────────────────── */

.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 16px);
  background: var(--fg); color: var(--bg); border-radius: 10px;
  padding: 10px 16px; font-size: 13px; font-weight: 550; line-height: 1.45;
  max-width: min(440px, calc(100vw - 32px)); text-wrap: pretty;
  opacity: 0; pointer-events: none; transition: opacity .18s, transform .18s; z-index: 90;
}
.toast[data-on] { opacity: 1; transform: translate(-50%, 0); }

.keys {
  position: fixed; right: 16px; bottom: 14px; font-size: 11.5px; color: var(--mut);
  background: color-mix(in oklab, var(--bg) 80%, transparent); backdrop-filter: blur(8px);
  border: 1px solid var(--line-soft); border-radius: 999px; padding: 6px 13px; z-index: 30;
  transition: opacity .2s;
}
.keys:hover { color: var(--fg-2); border-color: var(--line); }
kbd {
  font: 600 10.5px var(--mono); border: 1px solid var(--line); border-radius: 4px;
  padding: 1px 4px; color: var(--fg-2);
}
@media (max-width: 900px) { .keys { display: none; } }

/* ── sheets (memory help, keyboard) ─────────────────────────────────── */

.sheet {
  border: 0; padding: 0; background: none; color: var(--fg);
  max-width: 560px; width: calc(100% - 32px);
  margin: auto;
}
.sheet::backdrop { background: rgb(0 0 0 / .62); backdrop-filter: blur(3px); }
.sheet-in {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow);
}
.sheet-head { display: flex; align-items: center; gap: 14px; }
.sheet-head h3 { font-size: 19px; letter-spacing: -.025em; }
.sheet-x {
  margin-left: auto; background: none; border: 1px solid var(--line);
  border-radius: 8px; width: 28px; height: 28px; color: var(--mut); line-height: 1;
}
.sheet-x:hover { color: var(--fg); border-color: var(--mut); }
.sheet-lede { color: var(--fg-2); font-size: 13.5px; margin: 8px 0 0; }

.howto { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 16px; }
.howto b {
  display: block; font: 600 10.5px/1 var(--sans); letter-spacing: .12em;
  text-transform: uppercase; color: var(--mut); margin-bottom: 6px;
}
.howto p { margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--fg-2); }
.howto em { font-style: normal; color: var(--fg); font-weight: 550; }
.howto code {
  display: inline-block; background: var(--bg-2); border: 1px solid var(--line-soft);
  border-radius: 6px; padding: 4px 8px; color: var(--fg); font-size: 12px;
}
.howto-warn { margin-top: 6px !important; color: var(--warn) !important; font-size: 12.5px !important; }
.howto-warn em { color: var(--warn); }

.sheet-foot {
  margin: 20px 0 0; padding-top: 14px; border-top: 1px solid var(--line-soft);
  font-size: 12.5px; color: var(--mut);
}

.keylist { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.keylist li { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--fg-2); }
.keylist kbd { flex: none; }

/* ── responsive ─────────────────────────────────────────────────────── */

@media (max-width: 860px) {
  .brand-tag { display: none; }
  .row { grid-template-columns: 22px 1fr 84px; row-gap: 6px; }
  .r-mem { grid-column: 2 / -1; grid-row: 2; }
  /* The task tags are the first thing to lose on a narrow screen — without an
   * explicit rule they auto-flow into a third row and push every row taller. */
  .row > .r-feel:last-child { display: none; }
  .rows-near .row { grid-template-columns: 22px 1fr; }
  .rows-near .r-fix { grid-column: 2 / -1; }
  .v-nums { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .v-num:nth-child(3) { border-left: 0; }
  .v-num:nth-child(n + 3) { border-top: 1px solid var(--line-soft); }
  .list-tools input[type="search"] { width: 100%; }
  .list-tools { width: 100%; }
  .rigbar-in { padding-top: 10px; padding-bottom: 10px; }
  .picker { max-width: none; }
  /* Every knob stays reachable without a hidden sideways scroll. */
  .seg { flex: 1 1 auto; }
  .seg button { flex: 1 1 auto; padding: 6px 8px; font-size: 12.5px; }
  .ctx { flex: 1 1 100%; }
  .ctx input[type="range"] { flex: 1 1 auto; width: auto; }
  .model-toggle { flex: 1 1 100%; }
  .court { grid-template-columns: 1fr; }
  .court-vs { min-height: 32px; }
  .court-vs > span { transform: rotate(90deg); }
  .benchmark-form label { flex-basis: 135px; }
  .benchmark-submit { flex: 1 1 100%; }

  /* Ladder: the examples column is the least load-bearing, so it goes first. */
  .rung {
    grid-template-columns: 60px minmax(60px, 1fr) minmax(140px, 1.4fr);
    gap: 12px; padding: 13px 14px;
  }
  .rung-gb { font-size: 21px; }
  .rung-eg { display: none; }
  .rung-name { font-size: 15px; }
  .own-row { justify-content: flex-start; }
}

@media (min-width: 861px) {
  /* When the uncertainty plaque wraps, let it read like a deliberate
   * curator's note instead of a stranded third control row. */
  .rig-row-knobs .model-toggle { margin-left: auto; }
}

@media (max-width: 600px) {
  body { padding-bottom: 3.5rem; }
  .wrap { padding-left: 14px; padding-right: 14px; }

  .seo-guide { margin-top: 52px; padding-top: 26px; }
  .seo-guide-grid, .seo-guide-detail { grid-template-columns: 1fr; gap: 12px; }
  .seo-guide-detail { margin-top: 22px; }
  .guide-links { margin-top: 42px; padding-top: 24px; }
  .guide-links-grid, .guide-sections { grid-template-columns: 1fr; }
  .guide-page { padding-top: 24px; }
  .guide-nav { gap: 10px; }
  .guide-eyebrow { margin-top: 40px; }
  .guide-cta { margin-bottom: 42px; }

  .top-in { height: 52px; gap: 9px; }
  .brand-mark { font-size: 15px; }
  .brand-name { font-size: 15px; }
  .week { display: none; }
  .top-right { gap: 7px; }
  .lang button, .lang a { padding-left: 7px; padding-right: 7px; }

  .rigbar-in { gap: 8px; padding-top: 8px; padding-bottom: 8px; }
  .rig-row { gap: 8px; }
  .detect { flex: 0 1 auto; padding-left: 11px; padding-right: 11px; }
  .picker { min-width: 0; flex: 1 1 170px; }
  .picker-meta { display: none; }
  .picker-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .mult, .vram-edit { flex: 1 1 auto; justify-content: center; }
  .rig-row-knobs .seg { flex-basis: calc(50% - 4px); }
  .ctx { gap: 8px; }
  .model-toggle-copy small { white-space: normal; }

  .ladder { padding-top: clamp(28px, 7vh, 46px); }
  .ladder h1 { font-size: clamp(31px, 10vw, 44px); }
  .ladder .rule { margin-top: 12px; }
  .rungs { margin-top: 28px; gap: 7px; }
  .rung {
    grid-template-columns: 52px minmax(0, 1fr);
    grid-template-rows: auto auto; gap: 7px 12px; padding: 12px;
  }
  .rung-gb { grid-row: 1 / 3; align-self: center; font-size: 20px; }
  .rung-bar { grid-column: 2; }
  .rung-pick { grid-column: 2; }
  .rung-name { font-size: 14px; }
  .rung-nums { font-size: 11.5px; }
  .own { align-items: stretch; }
  .own-row { justify-content: center; }
  .own-alt { text-align: center; }

  .verdict { padding: 20px 16px; border-radius: 15px; }
  .v-kicker { margin-bottom: 12px; }
  .v-logo { width: 34px; height: 34px; }
  .v-title h2 { font-size: clamp(26px, 9vw, 38px); }
  .v-nums { margin-top: 20px; }
  .v-num { padding: 14px 12px 13px; }
  .v-num .n { font-size: clamp(24px, 8vw, 34px); }
  .v-num .n small { font-size: 11.5px; }
  .membar-head { align-items: flex-start; }
  .membar-key { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px 12px; }
  .chips { gap: 6px; }
  .chip { padding: 5px 9px; }
  .feedback { align-items: flex-start; }
  .feedback-private { flex-basis: 100%; }

  .cmd-pre { padding: 52px 14px 14px; font-size: 12px; }
  .copy { top: 9px; right: 9px; }
  .cmd-tabs { gap: 2px; }
  .cmd-tabs button { padding-left: 9px; padding-right: 9px; }

  .sec-h { margin-top: 40px; }
  .alts { grid-template-columns: 1fr; }
  .row { padding-left: 10px; padding-right: 10px; gap: 10px; }
  .list-tools { gap: 10px; }

  .sheet { width: 100%; max-width: none; margin: auto 0 0; }
  .sheet-in {
    border-radius: 18px 18px 0 0; border-bottom: 0;
    padding: 21px 16px max(22px, env(safe-area-inset-bottom));
  }
}

@media (hover: none) {
  .rung:hover, .alt:hover { transform: none; box-shadow: none; }
  .rung:hover::before { opacity: 0; transform: scaleY(.45); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ── oil-painted judgment stage ---------------------------------------
 * The interface is precise; the atmosphere is allowed to be human. These
 * overrides keep all existing data components intact while giving the page a
 * warmer, gallery-like composition. No remote assets or fonts are required.
 */

html, body { overflow-x: clip; }

body {
  background:
    radial-gradient(75% 48% at 88% -4%, color-mix(in oklab, var(--heat) 13%, transparent), transparent 72%),
    radial-gradient(62% 54% at 7% 2%, color-mix(in oklab, var(--acc) 15%, transparent), transparent 70%),
    linear-gradient(160deg, var(--bg), var(--bg-2) 58%, var(--bg));
}

body::before {
  inset: -18vh -12vw auto;
  height: 92vh;
  opacity: .82;
  background:
    radial-gradient(42% 38% at 74% 16%, color-mix(in oklab, var(--heat) 18%, transparent), transparent 72%),
    radial-gradient(48% 60% at 18% 4%, color-mix(in oklab, var(--acc) 18%, transparent), transparent 74%),
    radial-gradient(38% 45% at 50% 40%, color-mix(in oklab, var(--controversy) 9%, transparent), transparent 74%);
  filter: saturate(112%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .22;
  mix-blend-mode: soft-light;
  background-image:
    repeating-radial-gradient(circle at 20% 30%, rgb(255 255 255 / .07) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(117deg, transparent 0 17px, rgb(255 255 255 / .025) 17px 18px, transparent 18px 37px);
  background-size: 9px 9px, 61px 61px;
}

#main { position: relative; overflow-x: clip; }
#main > :not(.paint-field) { position: relative; z-index: 1; }
.paint-field {
  position: absolute; z-index: 0; top: -84px; left: 50%; width: min(1500px, 100vw);
  height: 900px; transform: translateX(-50%); pointer-events: none; overflow: clip; contain: paint;
  opacity: .92;
}
.paint-field svg { width: 100%; height: 100%; overflow: hidden; }
.paint-grain { fill: var(--fg); opacity: .16; mix-blend-mode: soft-light; filter: url(#paint-grain); }
.paint-wash { filter: blur(30px); transform-origin: center; }
.paint-wash-a { fill: url(#paint-wash-a); }
.paint-wash-b { fill: url(#paint-wash-b); filter: blur(42px); }
.paint-ribbon, .paint-thread { fill: none; stroke-linecap: round; }
.paint-ribbon { stroke-width: 46; opacity: .11; filter: blur(13px); }
.paint-ribbon-a { stroke: var(--acc); }
.paint-ribbon-b { stroke: var(--heat); }
.paint-thread { stroke: color-mix(in oklab, var(--fg) 22%, transparent); stroke-width: 1; opacity: .45; stroke-dasharray: 2 14; }
.paint-dry { fill: none; stroke-linecap: round; stroke-width: 7; opacity: .11; filter: blur(1px); stroke-dasharray: 1 11 48 7; }
.paint-dry-a { stroke: var(--heat); }
.paint-dry-b { stroke: var(--acc); }
.paint-dry-c { stroke: var(--fg); opacity: .075; stroke-width: 4; stroke-dasharray: 2 18 76 9; }
.paint-orbit { fill: none; stroke: color-mix(in oklab, var(--heat) 58%, transparent); stroke-width: 1; opacity: .35; }
.paint-orbit-small { stroke: color-mix(in oklab, var(--acc) 48%, transparent); stroke-dasharray: 1 8; opacity: .55; }
.paint-dot { fill: var(--fg); opacity: .52; }
.paint-dot-a { fill: var(--heat); }
.paint-dot-b { fill: var(--acc); }
.paint-dot-c { fill: var(--fg); opacity: .38; }
.paint-dot-d { fill: var(--controversy); opacity: .34; }

.top {
  border-bottom-color: color-mix(in oklab, var(--line) 70%, transparent);
  background: color-mix(in oklab, var(--bg) 74%, transparent);
  backdrop-filter: blur(18px) saturate(135%);
}
.top-in { height: 64px; }
.brand { gap: 10px; }
.brand-mark {
  display: grid; place-items: center; width: 27px; height: 27px;
  border: 1px solid color-mix(in oklab, var(--heat) 60%, var(--line));
  border-radius: 50% 44% 54% 46%; color: var(--heat); filter: none;
  transform: rotate(-9deg); font-size: 15px;
}
.brand-name { font-family: var(--display); font-size: 19px; font-weight: 600; letter-spacing: -.045em; white-space: nowrap; }
.brand-tag { border-left-color: color-mix(in oklab, var(--heat) 40%, var(--line)); }

.rigbar {
  border-bottom: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  background: color-mix(in oklab, var(--bg) 72%, transparent);
  box-shadow: 0 12px 32px -28px rgb(0 0 0 / .9);
  backdrop-filter: blur(20px) saturate(140%);
}
.rigbar-in { gap: 12px; padding-top: 13px; padding-bottom: 13px; }
.rig-row { gap: 9px; }
.rig-row-hw { padding-bottom: 1px; }
.rig-row-knobs { padding-top: 2px; }
.detect, .picker-btn, .vram-edit, .mult {
  border-color: color-mix(in oklab, var(--line) 88%, transparent);
  background: color-mix(in oklab, var(--panel) 72%, transparent);
  box-shadow: inset 0 1px rgb(255 255 255 / .035);
}
.detect { border-radius: 3px 10px 5px 10px; }
.picker-btn { border-radius: 8px 3px 8px 3px; }
.detect:hover, .picker-btn:hover { border-color: color-mix(in oklab, var(--acc) 58%, var(--line)); background: var(--panel); }
.picker-pop {
  border-color: var(--line);
  background: color-mix(in oklab, var(--panel) 94%, transparent);
  box-shadow: 0 22px 50px -22px rgb(0 0 0 / .9);
  backdrop-filter: blur(18px);
}
.mult, .vram-edit { border-radius: 7px; }
.mult button:hover, .vram-edit button:hover { color: var(--acc); }
.model-toggle {
  border-radius: 3px 10px 5px 10px;
  border-color: color-mix(in oklab, var(--heat) 37%, var(--line));
  background: color-mix(in oklab, var(--heat) 7%, transparent);
}
.model-toggle:hover { border-color: color-mix(in oklab, var(--heat) 66%, var(--line)); }
.model-toggle:has(input:checked) {
  border-color: color-mix(in oklab, var(--heat) 72%, var(--line));
  background: color-mix(in oklab, var(--heat) 12%, transparent);
}
.model-toggle input { accent-color: var(--heat); }
.seg {
  border-color: color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--panel) 65%, transparent);
  border-radius: 7px 3px 7px 3px;
}
.seg button { border-radius: 5px 3px 5px 3px; }
.seg button[aria-selected="true"] {
  background: var(--fg); color: var(--bg); box-shadow: 0 2px 10px -7px var(--fg);
}
.ctx output { border-radius: 3px 7px 3px 7px; background: var(--panel-2); border-color: var(--line); }

.ladder { padding-top: clamp(48px, 10vh, 100px); }
.ladder h1 {
  max-width: 940px; font-family: var(--display); font-size: clamp(42px, 7.5vw, 86px);
  font-weight: 500; line-height: .98; letter-spacing: -.055em;
}
.ladder h1 em { color: var(--heat); font-style: italic; }
.ladder .rule { max-width: 61ch; margin-top: 21px; font-size: 16px; color: var(--fg-2); }
.rungs { margin-top: 42px; gap: 7px; }
.rung {
  border-color: color-mix(in oklab, var(--line) 78%, transparent);
  border-radius: 3px 17px 5px 17px;
  background: color-mix(in oklab, var(--panel) 72%, transparent);
  box-shadow: inset 0 1px rgb(255 255 255 / .025);
}
.rung:hover { border-color: color-mix(in oklab, var(--acc) 58%, var(--line)); background: var(--panel); }
.rung::before { background: var(--heat); }
.rung-gb { font-family: var(--display); font-size: 27px; }
.rung-name { font-family: var(--display); font-size: 17px; font-weight: 600; }
.rungs-note { max-width: 75ch; color: var(--mut); }
.own { border-top-color: color-mix(in oklab, var(--heat) 34%, var(--line-soft)); }

.judgment-stage {
  position: relative; isolation: isolate; margin-top: clamp(30px, 6vh, 64px); padding: 1px 0 4px;
}
.judgment-stage::before {
  content: ""; position: absolute; z-index: -1; inset: -54px -8vw -20px;
  background:
    radial-gradient(43% 72% at 12% 20%, color-mix(in oklab, var(--acc) 10%, transparent), transparent 72%),
    radial-gradient(45% 64% at 87% 46%, color-mix(in oklab, var(--heat) 9%, transparent), transparent 72%);
  pointer-events: none;
}
.judgment-stage::after {
  content: ""; position: absolute; z-index: -1; inset: -18px -14px -30px;
  border: 1px solid color-mix(in oklab, var(--heat) 32%, var(--line));
  border-radius: 3px 30px 5px 26px;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--heat) 4%, transparent), transparent 28%),
    color-mix(in oklab, var(--bg-2) 28%, transparent);
  box-shadow:
    inset 0 0 0 5px color-mix(in oklab, var(--fg) 2%, transparent),
    0 28px 60px -42px rgb(0 0 0 / .86);
  transform: rotate(-.14deg);
  pointer-events: none;
}
.judgment-stage[data-state="active"] .verdict { animation: judgment-in .55s cubic-bezier(.2,.8,.2,1) both; }

.verdict {
  margin-top: 0; padding: clamp(25px, 4vw, 46px); border-radius: 5px 24px 7px 24px;
  position: relative; overflow: hidden; border-color: color-mix(in oklab, var(--acc) 44%, var(--line));
  background:
    linear-gradient(120deg, color-mix(in oklab, var(--acc) 7%, transparent), transparent 40%),
    linear-gradient(300deg, color-mix(in oklab, var(--heat) 5%, transparent), transparent 44%),
    repeating-linear-gradient(112deg, transparent 0 21px, color-mix(in oklab, var(--fg) 2.2%, transparent) 21px 22px),
    color-mix(in oklab, var(--panel) 86%, transparent);
  box-shadow: var(--shadow), inset 0 1px rgb(255 255 255 / .045);
  backdrop-filter: blur(14px) saturate(120%);
}
.verdict::before { height: 3px; inset-inline: 13%; background: linear-gradient(90deg, transparent, var(--acc), var(--heat), transparent); }
.verdict::after {
  content: ""; position: absolute; z-index: 0; top: 24px; right: 34px;
  width: 94px; height: 94px; border: 1px solid color-mix(in oklab, var(--heat) 60%, transparent);
  border-radius: 48% 52% 45% 55%; transform: rotate(-17deg); opacity: .25; pointer-events: none;
}
.verdict > * { position: relative; z-index: 1; }
.v-kicker { color: var(--heat); letter-spacing: .18em; }
.v-kicker::before { content: ""; width: 25px; height: 1px; background: currentColor; display: inline-block; margin-right: 1px; }
.v-kicker .rig-echo { color: var(--fg-2); }
.v-title h2 { font-family: var(--display); font-size: clamp(34px, 6vw, 64px); font-weight: 500; letter-spacing: -.055em; }
.v-logo { border: 1px solid var(--line); border-radius: 5px 12px 5px 12px; background: var(--panel-2); }
.v-sub { font-size: 12.5px; }
.v-nums { border-radius: 4px 12px 4px 12px; background: color-mix(in oklab, var(--bg-2) 60%, transparent); }
.v-num { padding: 20px 18px 18px; }
.v-num .k { letter-spacing: .15em; }
.v-num .n { font-weight: 600; }
.v-num.speed { background: linear-gradient(145deg, color-mix(in oklab, var(--acc) 13%, transparent), transparent 76%); }
.membar-track { border-radius: 3px 9px 3px 9px; }
.chip { border-radius: 3px 9px 3px 9px; background: color-mix(in oklab, var(--panel-2) 70%, transparent); }
.chip-heat { border-color: color-mix(in oklab, var(--heat) 55%, var(--line)); color: var(--heat); }
.feedback { border-radius: 4px 11px 4px 11px; background: color-mix(in oklab, var(--panel-2) 50%, transparent); }
.cmd-box { border-radius: 4px 11px 4px 11px; }

.court-slot { margin-top: clamp(24px, 5vh, 48px); }
.court-head {
  display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 16px; align-items: baseline;
  max-width: none; padding: 0 4px 17px; border-bottom: 1px solid color-mix(in oklab, var(--line) 80%, transparent);
}
.court-eyebrow { grid-row: span 2; margin: 0; padding-top: 6px; color: var(--heat); font-family: var(--mono); letter-spacing: .16em; }
.court-head h2 { font-family: var(--display); font-size: clamp(28px, 4.7vw, 55px); font-weight: 500; letter-spacing: -.05em; }
.court-head > p:last-child { grid-column: 2; max-width: 70ch; margin: 6px 0 0; color: var(--fg-2); }
.court {
  grid-template-columns: minmax(0, 1fr) 62px minmax(0, 1fr); gap: 15px; margin-top: 23px;
}
.court-card {
  position: relative; padding: clamp(19px, 2.6vw, 29px); border-radius: 4px 22px 6px 22px;
  background:
    repeating-linear-gradient(118deg, transparent 0 26px, color-mix(in oklab, var(--fg) 1.7%, transparent) 26px 27px),
    color-mix(in oklab, var(--panel) 88%, transparent);
  box-shadow: var(--shadow), inset 0 1px rgb(255 255 255 / .035);
  backdrop-filter: blur(12px) saturate(118%);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.court-card::before {
  content: ""; position: absolute; inset: 8px; border: 1px solid color-mix(in oklab, var(--line) 65%, transparent);
  border-radius: 3px 17px 4px 17px; pointer-events: none; opacity: .6;
}
.court-card::after {
  content: ""; position: absolute; left: 14%; right: 14%; bottom: 10px; height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--fg) 18%, transparent), transparent);
  opacity: .58; pointer-events: none;
}
.court-card:hover { transform: translateY(-3px) rotate(0deg); box-shadow: 0 28px 64px -32px rgb(0 0 0 / .9), inset 0 1px rgb(255 255 255 / .07); }
.court-hot { border-color: color-mix(in oklab, var(--heat) 62%, var(--line)); transform: rotate(-.45deg); }
.court-evidence { border-color: color-mix(in oklab, var(--ok) 60%, var(--line)); transform: rotate(.45deg); }
.court-card-head { position: relative; z-index: 1; }
.court-label { color: var(--heat); letter-spacing: .16em; }
.court-evidence .court-label { color: var(--ok); }
.court-rank { font-size: 10.5px; }
.court-card h3 { position: relative; z-index: 1; margin-top: 24px; font-family: var(--display); font-size: clamp(24px, 3.4vw, 42px); font-weight: 500; letter-spacing: -.05em; }
.court-id, .court-stats, .court-verdict, .court-proof, .court-community, .court-copy { position: relative; z-index: 1; }
.court-id { margin-top: 7px; }
.court-stats > div { border-radius: 3px 9px 3px 9px; background: color-mix(in oklab, var(--bg-2) 56%, transparent); }
.court-stats b { font-weight: 600; }
.court-verdict { font-family: var(--display); font-size: 15px; }
.court-proof { min-height: 38px; }
.court-community { border-top-color: color-mix(in oklab, var(--line) 72%, transparent); }
.court-vs { position: relative; min-width: 62px; color: var(--heat); }
.court-vs::before {
  content: ""; position: absolute; inset: 11% 50% auto; width: 1px; height: 78%;
  background: linear-gradient(180deg, transparent, color-mix(in oklab, var(--heat) 62%, transparent), transparent);
  transform: translateX(-50%); opacity: .7; pointer-events: none;
}
.court-vs::after {
  content: ""; position: absolute; top: 50%; left: 50%; width: 7px; height: 7px;
  border: 1px solid color-mix(in oklab, var(--heat) 72%, transparent); border-radius: 50%;
  background: var(--bg); transform: translate(-50%, -50%); opacity: .9; pointer-events: none;
}
.court-vs > span { font-family: var(--display); font-size: 42px; font-weight: 500; }
.court-vs small { max-width: 15ch; font-family: var(--mono); letter-spacing: .03em; }
.court-copy { border-radius: 3px 9px 3px 9px; }

.alts-slot, .list-slot, .near-slot { position: relative; }
.sec-h { font-family: var(--display); font-size: 25px; font-weight: 500; letter-spacing: -.04em; }
.sec-sub { font-family: var(--sans); font-size: 11.5px; letter-spacing: 0; }
.alt, .row { border-radius: 4px 14px 5px 14px; background: color-mix(in oklab, var(--panel) 78%, transparent); }
.alt:hover, .row:hover { border-color: color-mix(in oklab, var(--acc) 55%, var(--line)); }
.r-drawer { border-radius: 0 0 4px 14px; background: color-mix(in oklab, var(--bg-2) 80%, transparent); }

@keyframes judgment-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes evidence-in {
  from { opacity: 0; transform: translateY(16px) rotate(-1deg); }
  to { opacity: 1; transform: translateY(0) rotate(-.45deg); }
}
@keyframes evidence-in-right {
  from { opacity: 0; transform: translateY(16px) rotate(1deg); }
  to { opacity: 1; transform: translateY(0) rotate(.45deg); }
}
.court-hot { animation: evidence-in .55s .1s cubic-bezier(.2,.8,.2,1) both; }
.court-evidence { animation: evidence-in-right .55s .2s cubic-bezier(.2,.8,.2,1) both; }

@media (max-width: 820px) {
  .brand-tag { display: none; }
  .court { grid-template-columns: minmax(0, 1fr) 45px minmax(0, 1fr); gap: 10px; }
  .court-card { padding: 17px; }
  .court-card h3 { font-size: clamp(22px, 4vw, 32px); }
}

@media (max-width: 620px) {
  .paint-field { top: -42px; width: 100vw; height: 720px; opacity: .68; }
  .paint-ribbon { stroke-width: 34; }
  .top-in { height: 58px; gap: 8px; }
  .brand-name { font-size: 17px; }
  .top-right { gap: 6px; }
  .week { display: none; }
  .ladder { padding-top: 45px; }
  .ladder h1 { font-size: clamp(40px, 14vw, 64px); line-height: .97; }
  .ladder .rule { font-size: 14px; }
  .judgment-stage { margin-top: 34px; }
  .judgment-stage::after { inset: -12px -6px -22px; border-radius: 3px 22px 4px 18px; }
  .verdict { padding: 23px 17px; border-radius: 4px 17px 5px 17px; }
  .verdict::after { top: 17px; right: 16px; width: 65px; height: 65px; }
  .v-title h2 { font-size: clamp(34px, 11vw, 48px); }
  .v-nums { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .v-num:nth-child(3) { border-left: 0; border-top: 1px solid var(--line-soft); }
  .v-num:nth-child(4) { border-top: 1px solid var(--line-soft); }
  /* Half-width tiles can be tighter than the memory figure ("413.5 / 8.0 GB");
     let the unit wrap onto its own line instead of spilling. */
  .v-num .n { flex-wrap: wrap; white-space: normal; row-gap: 2px; }
  .v-num .n small { white-space: nowrap; }
  .court-head { display: block; padding-inline: 1px; }
  .court-eyebrow { margin-bottom: 9px; }
  .court-head h2 { font-size: clamp(31px, 10vw, 48px); }
  .court-head > p:last-child { margin-top: 9px; }
  .court { grid-template-columns: 1fr; gap: 4px; margin-top: 16px; }
  .court-hot, .court-evidence { transform: none; animation: none; }
  /* A full-width court card is still only ~330px wide inside; the memory
     figure ("413.5 / 8.0 GB") must be allowed to break rather than spill. */
  .court-stats b { white-space: normal; font-size: 15.5px; }
  .court-card:hover { transform: none; }
  .court-vs { min-height: 45px; }
  .court-vs::before { top: 50%; left: 11%; right: 11%; width: auto; height: 1px; transform: translateY(-50%); }
  .court-vs::after { top: 50%; }
  .court-vs > span { transform: rotate(90deg); }
  .court-vs small { max-width: 22ch; }
  .model-toggle { border-radius: 3px 10px 5px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .judgment-stage[data-state="active"] .verdict,
  .court-hot, .court-evidence { animation: none; }
  .court-hot, .court-evidence { transform: none; }
}

/* ── gallery refinement ------------------------------------------------
 * A warmer palette and a quieter hierarchy pull the calculator toward the
 * chiaroscuro of the reference sculpture: black walnut, old ivory, antique
 * gold and a restrained cardinal red. The colours still preserve the product
 * contract — gold is the answer, olive means fit, red means overflow. */

:root {
  --bg: #100c0a;
  --bg-2: #1b120e;
  --panel: #241812;
  --panel-2: #2d1f17;
  --line: #5d4635;
  --line-soft: #3e2c22;
  --fg: #f2e7d2;
  --fg-2: #d0bea4;
  --mut: #9e8a73;
  --acc: #d7b071;
  --acc-ink: #1c1209;
  --ok: #9da56e;
  --warn: #d3915e;
  --bad: #bb6656;
  --heat: #a95545;
  --controversy: #a184ab;
  --glow: color-mix(in oklab, var(--acc) 28%, transparent);
  --shadow: 0 1px 2px rgb(0 0 0 / .5), 0 28px 70px -34px rgb(0 0 0 / .95);
}

html[data-theme="light"] {
  --bg: #eee5d5;
  --bg-2: #e2d2bb;
  --panel: #faf2e4;
  --panel-2: #efe1cb;
  --line: #bba083;
  --line-soft: #d7c6ad;
  --fg: #2c211a;
  --fg-2: #5e4937;
  --mut: #795f4a;
  --acc: #8e5f2b;
  --acc-ink: #fff6e6;
  --ok: #5d754a;
  --warn: #a96a37;
  --bad: #a84f45;
  --heat: #8e473d;
  --controversy: #79577e;
  --glow: color-mix(in oklab, var(--acc) 18%, transparent);
  --shadow: 0 1px 2px rgb(75 48 28 / .1), 0 26px 62px -32px rgb(75 48 28 / .35);
}

@media (prefers-color-scheme: light) {
  html[data-theme="auto"] {
    --bg: #eee5d5; --bg-2: #e2d2bb; --panel: #faf2e4; --panel-2: #efe1cb;
    --line: #bba083; --line-soft: #d7c6ad; --fg: #2c211a; --fg-2: #5e4937;
    --mut: #795f4a; --acc: #8e5f2b; --acc-ink: #fff6e6; --ok: #5d754a;
    --warn: #a96a37; --bad: #a84f45; --heat: #8e473d; --controversy: #79577e;
    --glow: color-mix(in oklab, var(--acc) 18%, transparent);
    --shadow: 0 1px 2px rgb(75 48 28 / .1), 0 26px 62px -32px rgb(75 48 28 / .35);
  }
}

body {
  letter-spacing: .006em;
  background:
    radial-gradient(38% 34% at 50% 0%, color-mix(in oklab, var(--acc) 12%, transparent), transparent 76%),
    radial-gradient(72% 54% at 100% 18%, color-mix(in oklab, var(--heat) 11%, transparent), transparent 74%),
    linear-gradient(154deg, var(--bg), var(--bg-2) 52%, var(--bg));
  background-attachment: fixed;
}

body::before {
  opacity: .9;
  background:
    radial-gradient(16% 28% at 50% 13%, color-mix(in oklab, var(--fg) 9%, transparent), transparent 78%),
    radial-gradient(46% 56% at 16% 4%, color-mix(in oklab, var(--acc) 13%, transparent), transparent 76%),
    radial-gradient(42% 50% at 84% 5%, color-mix(in oklab, var(--heat) 14%, transparent), transparent 76%);
}

.top { box-shadow: 0 1px 0 color-mix(in oklab, var(--acc) 10%, transparent); }
.brand-name { text-shadow: 0 1px 18px color-mix(in oklab, var(--acc) 18%, transparent); }
.brand-mark {
  color: var(--acc);
  border-color: color-mix(in oklab, var(--acc) 62%, var(--line));
  box-shadow: 0 0 20px -8px color-mix(in oklab, var(--acc) 74%, transparent);
}

.rigbar { box-shadow: 0 16px 40px -30px rgb(0 0 0 / .95); }
.detect-dot { box-shadow: 0 0 12px color-mix(in oklab, var(--heat) 54%, transparent); }
.detect[data-state="found"] .detect-dot { box-shadow: 0 0 12px color-mix(in oklab, var(--ok) 58%, transparent); }
.seg button[aria-selected="true"] {
  background: color-mix(in oklab, var(--acc) 18%, var(--panel));
  color: var(--fg);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--acc) 50%, transparent), 0 3px 12px -9px var(--acc);
}
.ctx output { color: var(--acc); font-weight: 650; }

.ladder { position: relative; isolation: isolate; }
.ladder::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: clamp(4px, 2vh, 20px);
  left: 50%;
  width: min(500px, 74vw);
  height: min(660px, 96vh);
  transform: translateX(-50%);
  border-radius: 50% 50% 12% 12% / 34% 34% 9% 9%;
  background:
    radial-gradient(circle at 50% 30%, color-mix(in oklab, var(--acc) 13%, transparent) 0 5%, transparent 40%),
    radial-gradient(circle at 50% 30%, transparent 50%, color-mix(in oklab, var(--acc) 15%, transparent) 50.2% 50.5%, transparent 51.4%),
    radial-gradient(circle at 50% 33%, transparent 66%, color-mix(in oklab, var(--heat) 9%, transparent) 66.2% 66.5%, transparent 67.4%);
  filter: blur(.2px);
  opacity: .72;
  pointer-events: none;
}
.ladder::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: clamp(26px, 7vh, 74px);
  left: 50%;
  width: min(420px, 66vw);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 38%, transparent), transparent);
  box-shadow: 0 92px 0 color-mix(in oklab, var(--acc) 10%, transparent);
  opacity: .62;
  pointer-events: none;
}
.ladder h1, .ladder .rule, .ladder .rungs, .ladder .rungs-note, .ladder .own { position: relative; }
.ladder h1 { text-shadow: 0 8px 34px color-mix(in oklab, var(--bg) 84%, transparent); }

.rung {
  backdrop-filter: blur(8px) saturate(112%);
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 7%, transparent), 0 12px 34px -30px rgb(0 0 0 / .95);
}
.rung:hover {
  box-shadow: inset 0 1px color-mix(in oklab, var(--acc) 17%, transparent), 0 16px 34px -24px color-mix(in oklab, var(--acc) 26%, transparent);
}
.rung-track i { background: linear-gradient(90deg, color-mix(in oklab, var(--acc) 76%, var(--heat)), var(--acc)); }
.rung-track i[data-tight] { background: linear-gradient(90deg, var(--warn), color-mix(in oklab, var(--warn) 72%, var(--heat))); }
.own-go { box-shadow: 0 7px 18px -12px color-mix(in oklab, var(--acc) 90%, transparent); }
.own-go:hover { filter: brightness(1.08); box-shadow: 0 10px 24px -12px color-mix(in oklab, var(--acc) 100%, transparent); }

.judgment-stage::after {
  border-color: color-mix(in oklab, var(--acc) 28%, var(--line));
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--acc) 6%, transparent), transparent 28%),
    color-mix(in oklab, var(--bg-2) 35%, transparent);
}
.verdict {
  border-color: color-mix(in oklab, var(--acc) 54%, var(--line));
  background:
    radial-gradient(24% 38% at 88% 5%, color-mix(in oklab, var(--acc) 18%, transparent), transparent 76%),
    linear-gradient(120deg, color-mix(in oklab, var(--acc) 8%, transparent), transparent 40%),
    linear-gradient(300deg, color-mix(in oklab, var(--heat) 7%, transparent), transparent 44%),
    repeating-linear-gradient(112deg, transparent 0 21px, color-mix(in oklab, var(--fg) 2.5%, transparent) 21px 22px),
    color-mix(in oklab, var(--panel) 88%, transparent);
}
.verdict::before { background: linear-gradient(90deg, transparent, var(--acc), var(--heat), transparent); box-shadow: 0 0 18px color-mix(in oklab, var(--acc) 38%, transparent); }
.verdict::after { box-shadow: 0 0 34px -15px color-mix(in oklab, var(--acc) 80%, transparent); }
.v-title h2 { text-shadow: 0 7px 28px color-mix(in oklab, var(--bg) 70%, transparent); }
.v-num.speed .n { text-shadow: 0 0 24px color-mix(in oklab, var(--acc) 28%, transparent); }
.membar-track { box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 8%, transparent), 0 5px 16px -13px rgb(0 0 0 / .9); }

.court-card {
  border-color: color-mix(in oklab, var(--line) 88%, transparent);
  background:
    radial-gradient(30% 36% at 90% 0%, color-mix(in oklab, var(--acc) 9%, transparent), transparent 74%),
    repeating-linear-gradient(118deg, transparent 0 26px, color-mix(in oklab, var(--fg) 1.9%, transparent) 26px 27px),
    color-mix(in oklab, var(--panel) 91%, transparent);
}
.court-hot { border-color: color-mix(in oklab, var(--heat) 72%, var(--line)); }
.court-evidence { border-color: color-mix(in oklab, var(--ok) 72%, var(--line)); }
.court-vs > span { text-shadow: 0 0 24px color-mix(in oklab, var(--heat) 44%, transparent); }

.alt, .row, .seo-guide-card, .guide-link, .guide-section, .guide-cta {
  backdrop-filter: blur(7px) saturate(110%);
}
.alt:hover, .row:hover, .guide-link:hover { box-shadow: 0 16px 34px -28px color-mix(in oklab, var(--acc) 52%, transparent); }
.rows, .guide-table-wrap { border-color: color-mix(in oklab, var(--line) 85%, transparent); }
.foot { border-top-color: color-mix(in oklab, var(--acc) 24%, var(--line)); }
.keys { box-shadow: 0 10px 30px -24px rgb(0 0 0 / .9); }

@media (max-width: 620px) {
  .ladder::before { top: 0; width: 112vw; height: 74vh; border-radius: 50% 50% 8% 8% / 30% 30% 8% 8%; opacity: .52; }
  .ladder::after { top: 34px; width: 72vw; }
  .rung { backdrop-filter: blur(6px) saturate(110%); }
  .verdict { box-shadow: 0 20px 48px -30px rgb(0 0 0 / .95), inset 0 1px color-mix(in oklab, var(--fg) 7%, transparent); }
  body { background-attachment: scroll; }
  body::after { opacity: .14; background-size: 13px 13px, 89px 89px; }
  .paint-field { opacity: .58; }
  .court-card, .alt, .row, .seo-guide-card, .guide-link, .guide-section, .guide-cta { backdrop-filter: none; }
}

@media (prefers-reduced-data: reduce) {
  body::after { opacity: .08; }
  .paint-field { opacity: .4; }
  .court-card, .alt, .row, .seo-guide-card, .guide-link, .guide-section, .guide-cta, .rung, .verdict { backdrop-filter: none; }
}

/* ── composition pass -----------------------------------------------
 * The answer should read like an exhibit inside a frame, not a dashboard
 * stretched edge to edge. Keep the supporting reference material wide, but
 * give the first decision a deliberate, almost altar-like centre of gravity. */

html { scrollbar-color: var(--line) var(--bg); }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: color-mix(in oklab, var(--line) 78%, var(--bg));
  border: 3px solid var(--bg);
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover { background: color-mix(in oklab, var(--acc) 42%, var(--line)); }

.rungs,
.rungs-note,
.own,
.judgment-stage {
  width: min(100%, 1080px);
  margin-left: auto;
  margin-right: auto;
}

.rungs { position: relative; }
.rungs::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -18px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 32%, transparent), transparent);
  box-shadow: 0 1px 0 color-mix(in oklab, var(--fg) 4%, transparent);
}
.rungs::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  top: -29px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0 9px;
  background: var(--bg);
  color: color-mix(in oklab, var(--acc) 74%, transparent);
  font: 13px/1 var(--display);
}

.own { position: relative; }
.own::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  width: 7px;
  height: 7px;
  transform: translate(-50%, -50%) rotate(45deg);
  border: 1px solid color-mix(in oklab, var(--acc) 62%, var(--line));
  background: var(--bg);
}

.judgment-stage { max-width: 1080px; }
.judgment-stage::after { inset-inline: -22px; }

@media (max-width: 620px) {
  .rungs,
  .rungs-note,
  .own,
  .judgment-stage { width: 100%; }
  .rungs::before { left: 5%; right: 5%; }
  .judgment-stage::after { inset-inline: -6px; }
}

/* ── reference-room pass -------------------------------------------- */

.sec-h {
  color: var(--fg);
  font-family: var(--display);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 500;
  letter-spacing: -.04em;
  text-transform: none;
  gap: 10px;
}
/* Gilded manuscript chapter opener: a gold-flecked dash reads as a painted
   initial, backed by a soft halo; standalone section heads centre the title
   over a hairline rule that fades at the edges. */
.sec-h::before {
  content: "";
  width: 22px;
  height: 1px;
  flex: none;
  align-self: center;
  background: linear-gradient(90deg, var(--heat), var(--acc));
  box-shadow: 0 0 12px color-mix(in oklab, var(--acc) 38%, transparent);
}
.alts-slot > .sec-h, .near-slot > .sec-h {
  position: relative; justify-content: center; text-align: center;
  padding-bottom: 12px; margin-bottom: 20px;
}
.alts-slot > .sec-h::after, .near-slot > .sec-h::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent,
    color-mix(in oklab, var(--acc) 42%, transparent) 22%,
    color-mix(in oklab, var(--acc) 42%, transparent) 78%, transparent);
}
.sec-sub {
  color: var(--mut);
  font-family: var(--sans);
  font-size: 11.5px;
  font-weight: 450;
  letter-spacing: 0;
}

.seo-guide,
.guide-links {
  position: relative;
  isolation: isolate;
}
.seo-guide::before,
.guide-links::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 -22px -26px;
  border: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
  border-radius: 5px 24px 7px 22px;
  background:
    linear-gradient(145deg, color-mix(in oklab, var(--acc) 4%, transparent), transparent 35%),
    color-mix(in oklab, var(--panel) 24%, transparent);
  box-shadow: inset 0 0 0 5px color-mix(in oklab, var(--fg) 1.5%, transparent);
  pointer-events: none;
}
.seo-guide::after,
.guide-links::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  top: 20px;
  right: 20px;
  color: color-mix(in oklab, var(--acc) 55%, transparent);
  font: 12px/1 var(--display);
}
.seo-guide h2,
.guide-links h2 {
  font-family: var(--display);
  font-size: clamp(27px, 4vw, 40px);
  font-weight: 500;
  letter-spacing: -.05em;
}
.seo-eyebrow { color: var(--acc); }
.seo-guide-card,
.guide-link,
.guide-section,
.guide-cta {
  border-color: color-mix(in oklab, var(--line) 82%, transparent);
  border-radius: 4px 15px 5px 14px;
  background:
    linear-gradient(140deg, color-mix(in oklab, var(--acc) 5%, transparent), transparent 42%),
    color-mix(in oklab, var(--panel) 76%, transparent);
}
.seo-guide-card h3,
.guide-link h3,
.guide-section h2,
.guide-data h2,
.guide-cta h2 { font-family: var(--display); font-weight: 500; letter-spacing: -.025em; }
.guide-link span { color: var(--acc); }

.paint-field {
  -webkit-mask-image: radial-gradient(ellipse 68% 78% at 50% 32%, #000 0 55%, transparent 100%);
  mask-image: radial-gradient(ellipse 68% 78% at 50% 32%, #000 0 55%, transparent 100%);
}
.paint-field::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -8%;
  left: 50%;
  width: min(330px, 34vw);
  height: 112%;
  transform: translateX(-50%);
  background: linear-gradient(180deg, color-mix(in oklab, var(--acc) 17%, transparent), transparent 67%);
  clip-path: polygon(39% 0, 61% 0, 86% 100%, 14% 100%);
  filter: blur(22px);
  opacity: .34;
  pointer-events: none;
}
.paint-field::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: 12%;
  left: 50%;
  width: min(460px, 58vw);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border: 1px solid color-mix(in oklab, var(--acc) 15%, transparent);
  border-radius: 50%;
  box-shadow: 0 0 62px -26px color-mix(in oklab, var(--acc) 56%, transparent);
  opacity: .52;
  pointer-events: none;
}
.paint-relief {
  opacity: .16;
  mix-blend-mode: soft-light;
  transform-origin: 610px 330px;
  transition: opacity .45s ease, transform .45s ease;
}
.paint-relief-halo {
  fill: none;
  stroke: color-mix(in oklab, var(--acc) 54%, transparent);
  stroke-width: 2;
  stroke-dasharray: 1 9 42 6;
}
.paint-relief-mass {
  stroke: none;
  filter: blur(9px);
  opacity: .34;
}
.paint-relief-mass-head { fill: color-mix(in oklab, var(--fg) 43%, var(--acc)); }
.paint-relief-mass-robe { fill: color-mix(in oklab, var(--acc) 42%, var(--heat)); }
.paint-relief-mass-rest { fill: color-mix(in oklab, var(--fg) 27%, var(--heat)); opacity: .27; }
.paint-relief-line {
  fill: none;
  stroke: color-mix(in oklab, var(--fg) 48%, var(--acc));
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.paint-relief-fold {
  stroke: color-mix(in oklab, var(--heat) 36%, var(--fg));
  stroke-width: 1.5;
  stroke-dasharray: 1 7;
}
.paint-relief-base {
  fill: none;
  stroke: color-mix(in oklab, var(--heat) 58%, transparent);
  stroke-width: 3;
  stroke-linecap: round;
}
#main:has(.rung:hover) .paint-relief,
#main:has(.rung:focus-visible) .paint-relief {
  opacity: .24;
  transform: translateY(-3px) scale(1.012);
}
#main:has(.rung:hover) .paint-field::before,
#main:has(.rung:focus-visible) .paint-field::before { opacity: .42; }

@media (max-width: 620px) {
  .sec-h { font-size: 23px; }
  .seo-guide::before,
  .guide-links::before { inset: 0 -6px -18px; }
  .seo-guide::after,
  .guide-links::after { top: 17px; right: 12px; }
  .paint-field::before { width: 200px; opacity: .22; }
  .paint-field::after { width: 92vw; opacity: .34; }
  .paint-relief { opacity: .1; transform: scale(.86); transform-origin: 610px 330px; }
}

@media (prefers-reduced-motion: reduce) {
  .paint-relief { transition: none; }
}

/* ── instrument panel pass ------------------------------------------ */

.rigbar {
  border-top: 1px solid color-mix(in oklab, var(--acc) 22%, transparent);
  background:
    linear-gradient(90deg, color-mix(in oklab, var(--heat) 4%, transparent), transparent 22%, color-mix(in oklab, var(--acc) 5%, transparent) 82%, transparent),
    color-mix(in oklab, var(--bg) 78%, transparent);
}
.rigbar .wrap { max-width: 1080px; }
.rig-row-hw { position: relative; padding-bottom: 12px; }
.rig-row-hw::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, color-mix(in oklab, var(--heat) 44%, transparent), var(--line-soft) 30%, transparent 100%);
}
.rig-row-knobs { padding-top: 1px; }
.detect,
.picker-btn,
.mult,
.vram-edit,
.seg,
.model-toggle {
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 5%, transparent), 0 8px 18px -18px rgb(0 0 0 / .95);
}
.detect:hover,
.picker-btn:hover,
.picker-btn[aria-expanded="true"] {
  border-color: color-mix(in oklab, var(--acc) 64%, var(--line));
  box-shadow: inset 0 1px color-mix(in oklab, var(--acc) 12%, transparent), 0 10px 24px -18px color-mix(in oklab, var(--acc) 42%, transparent);
}
.picker-btn[aria-expanded="true"] .picker-caret { color: var(--acc); transform: rotate(180deg); }
.picker-caret { transition: transform .2s ease, color .2s ease; }
.lang a[aria-current="page"] {
  background: color-mix(in oklab, var(--acc) 22%, var(--panel));
  color: var(--fg);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--acc) 45%, transparent);
}
.icon-btn:hover,
.icon-btn:focus-visible { border-color: color-mix(in oklab, var(--acc) 62%, var(--line)); color: var(--acc); }
.ctx output { box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 6%, transparent); }

@media (max-width: 860px) {
  .rigbar .wrap { max-width: none; }
  .rig-row-hw { padding-bottom: 9px; }
}

@media (max-width: 620px) {
  .rig-row-hw::after { left: 1px; right: 1px; }
  .picker-btn[aria-expanded="true"] .picker-caret { transform: rotate(180deg); }
}

/* ── reading room pass ---------------------------------------------- */

.alts-slot,
.list-slot,
.near-slot {
  width: min(100%, 1080px);
  margin-left: auto;
  margin-right: auto;
}
.alt {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(48% 72% at 100% 0%, color-mix(in oklab, var(--acc) 8%, transparent), transparent 76%),
    color-mix(in oklab, var(--panel) 78%, transparent);
}
.alt::before {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 65%, transparent), transparent);
  opacity: .48;
}
.alt:hover::before { opacity: 1; }

.rows {
  background: color-mix(in oklab, var(--panel) 84%, transparent);
  border-radius: 4px 18px 5px 16px;
}
.row {
  position: relative;
  background:
    linear-gradient(105deg, color-mix(in oklab, var(--panel-2) 16%, transparent), transparent 36%),
    color-mix(in oklab, var(--panel) 82%, transparent);
  transition: background .18s ease, box-shadow .18s ease, color .18s ease;
}
.row::before {
  content: "";
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: 0;
  width: 2px;
  border-radius: 0 999px 999px 0;
  background: var(--acc);
  opacity: 0;
  transform: scaleY(.45);
  transition: opacity .18s ease, transform .18s ease;
}
.row:hover,
.row[aria-expanded="true"] {
  background:
    linear-gradient(105deg, color-mix(in oklab, var(--acc) 9%, transparent), transparent 42%),
    color-mix(in oklab, var(--panel-2) 86%, transparent);
  box-shadow: inset 0 1px color-mix(in oklab, var(--acc) 9%, transparent);
}
.row:hover::before,
.row[aria-expanded="true"]::before,
.row:focus-visible::before { opacity: 1; transform: scaleY(1); }
.r-drawer {
  border-left: 2px solid color-mix(in oklab, var(--acc) 38%, transparent);
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--acc) 5%, transparent), transparent 34%),
    color-mix(in oklab, var(--bg-2) 88%, transparent);
}
.more {
  border-radius: 4px 14px 5px 13px;
  background:
    linear-gradient(90deg, color-mix(in oklab, var(--acc) 7%, transparent), transparent 60%),
    var(--panel);
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 5%, transparent);
}

.cmds {
  border-top-color: color-mix(in oklab, var(--acc) 24%, var(--line-soft));
}
.cmd-tabs button[aria-selected="true"] {
  border-color: color-mix(in oklab, var(--acc) 50%, var(--line));
  background: color-mix(in oklab, var(--acc) 12%, var(--panel-2));
  color: var(--fg);
  box-shadow: inset 0 1px color-mix(in oklab, var(--acc) 14%, transparent);
}
.cmd-box {
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--acc) 5%, transparent), transparent 38%),
    var(--bg-2);
  border-color: color-mix(in oklab, var(--line) 92%, transparent);
}
.copy { transition: color .16s ease, border-color .16s ease, background .16s ease; }
.copy:hover { background: color-mix(in oklab, var(--acc) 10%, var(--panel)); }

@media (max-width: 620px) {
  .alts-slot,
  .list-slot,
  .near-slot { width: 100%; }
  .r-drawer { border-left-width: 0; border-top: 2px solid color-mix(in oklab, var(--acc) 34%, transparent); }
}

/* ── chapel details pass -------------------------------------------- */

.sheet::backdrop {
  background: color-mix(in oklab, var(--bg) 74%, rgb(0 0 0 / .76));
  backdrop-filter: blur(7px) saturate(82%);
}
.sheet-in {
  border-color: color-mix(in oklab, var(--acc) 42%, var(--line));
  border-radius: 5px 22px 7px 20px;
  background:
    radial-gradient(40% 42% at 90% 0%, color-mix(in oklab, var(--acc) 12%, transparent), transparent 76%),
    linear-gradient(135deg, color-mix(in oklab, var(--heat) 5%, transparent), transparent 38%),
    var(--panel);
  box-shadow: var(--shadow), inset 0 1px color-mix(in oklab, var(--fg) 7%, transparent);
}
.sheet-in::before {
  content: "";
  display: block;
  height: 2px;
  margin: -24px 17% 21px;
  background: linear-gradient(90deg, transparent, var(--acc), var(--heat), transparent);
  opacity: .8;
}
.sheet-head h3 { font-family: var(--display); font-size: 24px; font-weight: 500; letter-spacing: -.035em; }
.sheet-x {
  border-color: color-mix(in oklab, var(--line) 88%, transparent);
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}
.sheet-x:hover,
.sheet-x:focus-visible {
  color: var(--acc);
  border-color: color-mix(in oklab, var(--acc) 60%, var(--line));
  background: color-mix(in oklab, var(--acc) 9%, transparent);
}
.howto li { position: relative; padding-left: 17px; }
.howto li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 6px;
  height: 6px;
  border: 1px solid color-mix(in oklab, var(--acc) 70%, var(--line));
  transform: rotate(45deg);
}
.howto code {
  border-color: color-mix(in oklab, var(--acc) 26%, var(--line-soft));
  background: color-mix(in oklab, var(--bg-2) 88%, transparent);
}
.toast {
  border: 1px solid color-mix(in oklab, var(--acc) 42%, var(--line));
  background: color-mix(in oklab, var(--panel) 94%, transparent);
  color: var(--fg);
  box-shadow: var(--shadow), inset 0 1px color-mix(in oklab, var(--fg) 6%, transparent);
  backdrop-filter: blur(12px) saturate(120%);
}
.keys {
  border-color: color-mix(in oklab, var(--acc) 25%, var(--line-soft));
  background: color-mix(in oklab, var(--panel) 82%, transparent);
}

@media (max-width: 620px) {
  .sheet-in { padding: 21px 16px max(22px, env(safe-area-inset-bottom)); }
  .sheet-in::before { margin: -21px 12% 18px; }
  .sheet-head h3 { font-size: 22px; }
}

/* ── feedback rhythm pass -------------------------------------------
 * Keep the binary answer together on narrow cards. The privacy note remains
 * a quiet second line instead of forcing one of the actions below the other. */

@media (max-width: 620px) {
  .feedback-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    width: 100%;
    align-items: center;
  }
  .feedback-label {
    min-width: 0;
    font-size: 12px;
    letter-spacing: -.01em;
  }
}

/* ── picker plate pass ----------------------------------------------
 * Long hardware names need the width of the reading room on a phone, not
 * the narrow control that opened them. Keep the plate aligned to the page
 * edges so the metadata can breathe without creating horizontal overflow. */

@media (max-width: 620px) {
  .picker-pop {
    left: auto;
    width: min(calc(100vw - 28px), 420px);
  }
}

@media (max-width: 340px) {
  .rig-row-hw .picker {
    flex-basis: calc(100% - 133px);
    min-width: 0;
  }
  .rig-row-knobs .seg {
    flex-basis: 100%;
    min-width: 0;
    width: 100%;
  }
  .rig-row-knobs .seg button {
    min-width: 0;
    padding-inline: 5px;
  }
}

/* ── evidence rail pass ---------------------------------------------
 * Give the court's middle rail enough air to read as a caption, not a
 * crushed gutter. The cards stay dominant while the verdict contrast gets
 * a quiet, legible axis between them. */

@media (min-width: 821px) {
  .court {
    grid-template-columns: minmax(0, 1fr) minmax(88px, 104px) minmax(0, 1fr);
    gap: 13px;
  }
  .court-vs { min-width: 88px; }
  .court-vs small {
    position: relative;
    z-index: 1;
    width: min(96px, 100%);
    max-width: 96px;
    padding: 4px 6px;
    background: color-mix(in oklab, var(--bg) 90%, transparent);
    font-size: 10px;
    line-height: 1.45;
    text-wrap: balance;
  }
}

@media (min-width: 621px) and (max-width: 820px) {
  .court {
    grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr);
    gap: 11px;
  }
  .court-vs { min-width: 72px; }
  .court-vs small {
    position: relative;
    z-index: 1;
    width: 68px;
    max-width: 68px;
    padding: 4px 5px;
    background: color-mix(in oklab, var(--bg) 90%, transparent);
    font-size: 9.5px;
    line-height: 1.42;
    text-wrap: balance;
  }
}

/* ── touch finish pass ---------------------------------------------- */

@media (hover: none) {
  .row:hover:not(:focus-visible):not([aria-expanded="true"]) {
    background:
      linear-gradient(105deg, color-mix(in oklab, var(--panel-2) 16%, transparent), transparent 36%),
      color-mix(in oklab, var(--panel) 82%, transparent);
    box-shadow: none;
  }
  .row:hover::before { opacity: 0; transform: scaleY(.45); }
  .alt:hover::before { opacity: .48; }
}

@media (max-width: 620px) {
  .copy,
  .court-copy,
  .more,
  .feedback-btn,
  .sheet-x { min-height: 36px; }
  .copy { padding-inline: 12px; }
  .cmd-tabs button { min-height: 36px; }
  .r-fix button { min-height: 34px; }
  .own-go { min-height: 42px; }
  .own-row input { min-height: 42px; }
}

/* ── seal mark pass -------------------------------------------------- */

.brand-mark {
  position: relative;
  font-size: 0;
  isolation: isolate;
  overflow: hidden;
  background: radial-gradient(circle, color-mix(in oklab, var(--acc) 12%, transparent), transparent 65%);
}
.brand-mark::before {
  content: "";
  width: 8px;
  height: 16px;
  background: linear-gradient(180deg, color-mix(in oklab, var(--fg) 74%, var(--acc)), var(--acc) 48%, var(--heat));
  clip-path: polygon(48% 0, 100% 0, 61% 40%, 86% 40%, 31% 100%, 42% 53%, 14% 53%);
  transform: rotate(-9deg);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--acc) 58%, transparent));
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  z-index: -1;
  border: 1px solid color-mix(in oklab, var(--acc) 38%, transparent);
  border-radius: 50%;
  transform: rotate(17deg) scaleX(.82);
}

/* exhibition label pass: a quiet bilingual placard above the hero title */
.ladder-eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 0 auto 20px;
  color: var(--acc);
  font: 600 10px/1 var(--mono);
  letter-spacing: .22em;
  text-transform: uppercase;
}
.ladder-eyebrow::before,
.ladder-eyebrow::after {
  content: "";
  width: clamp(34px, 8vw, 78px);
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--heat) 64%, var(--acc)));
}
.ladder-eyebrow::after {
  background: linear-gradient(90deg, color-mix(in oklab, var(--acc) 64%, var(--heat)), transparent);
}
:lang(zh) .ladder-eyebrow {
  letter-spacing: 0;
  text-transform: none;
  font-family: var(--sans);
  font-size: 11px;
}
@media (max-width: 620px) {
  .ladder-eyebrow { margin-bottom: 16px; font-size: 9px; }
  .ladder-eyebrow::before,
  .ladder-eyebrow::after { width: 28px; }
}

/* chiaroscuro pass: make the reference figure read as carved light, not UI noise */
.paint-field { opacity: 1; }
.paint-field::before {
  width: min(420px, 42vw);
  background: linear-gradient(180deg, color-mix(in oklab, var(--acc) 21%, transparent), transparent 69%);
  clip-path: polygon(34% 0, 66% 0, 91% 100%, 9% 100%);
  filter: blur(25px);
  opacity: .43;
}
.paint-field::after {
  top: 8%;
  width: min(540px, 64vw);
  border-color: color-mix(in oklab, var(--acc) 21%, transparent);
  box-shadow:
    0 0 62px -24px color-mix(in oklab, var(--acc) 70%, transparent),
    inset 0 0 34px -22px color-mix(in oklab, var(--heat) 58%, transparent);
  opacity: .68;
}
.paint-relief {
  opacity: .23;
  mix-blend-mode: soft-light;
}
.paint-relief-halo {
  stroke-width: 2.5;
  opacity: .84;
}
.paint-relief-mass { filter: blur(5px); opacity: .48; }
.paint-relief-mass-rest { opacity: .35; }
.paint-relief-line { stroke-width: 2.7; }
.paint-relief-fold { stroke-width: 1.8; stroke-dasharray: 2 9 38 7; opacity: .84; }
.paint-relief-base { stroke-width: 3.5; opacity: .86; }
.paint-architecture {
  fill: none;
  mix-blend-mode: soft-light;
  opacity: .72;
}
.paint-arch {
  stroke: color-mix(in oklab, var(--acc) 32%, var(--heat));
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-dasharray: 1 11 54 9;
  opacity: .28;
}
.paint-arch-inner {
  stroke: color-mix(in oklab, var(--fg) 30%, var(--acc));
  stroke-width: 1;
  stroke-dasharray: 2 18 72 12;
  opacity: .2;
}
.paint-plinth {
  stroke: color-mix(in oklab, var(--heat) 58%, var(--acc));
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-dasharray: 1 13 68 7;
  opacity: .3;
}

.ladder h1 em {
  position: relative;
  z-index: 0;
  isolation: isolate;
  display: inline-block;
  color: var(--heat);
  text-shadow: 0 8px 28px color-mix(in oklab, var(--heat) 18%, transparent);
}
.ladder h1 em::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -3%;
  right: -4%;
  bottom: .06em;
  height: .18em;
  border-radius: 48% 52% 40% 60%;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--heat) 38%, transparent) 18% 78%, transparent);
  transform: rotate(-1.4deg);
  opacity: .58;
}

.own {
  max-width: 760px;
  padding-top: 20px;
  gap: 10px;
  color: var(--mut);
}
.own-row:first-child {
  padding: 10px 14px;
  border: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  border-radius: 4px 14px 5px 13px;
  background: color-mix(in oklab, var(--panel) 42%, transparent);
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 4%, transparent);
}
.own-row label { font-family: var(--display); font-size: 15px; }
.own-alt { opacity: .86; }

.alts-slot > .sec-h,
.near-slot > .sec-h,
.list-slot .list-head {
  padding-bottom: 12px;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 74%, transparent);
}
/* the manuscript rule (gold, fading) replaces the flat border on standalone heads */
.alts-slot > .sec-h, .near-slot > .sec-h { border-bottom: 0; }
.list-slot .list-head .sec-h { margin-bottom: 0; }
.list-slot .list-head { align-items: flex-end; }

.rung {
  padding-top: 16px;
  padding-bottom: 16px;
}
.rung::after {
  content: "";
  position: absolute;
  right: 20px;
  bottom: 7px;
  width: min(36%, 180px);
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 32%, transparent));
  opacity: .44;
  pointer-events: none;
  transition: opacity .18s ease, width .18s ease;
}
.rung:hover::after,
.rung:focus-visible::after { width: min(46%, 240px); opacity: .88; }

.v-nums {
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 7%, transparent), 0 16px 32px -28px rgb(0 0 0 / .9);
}
.v-num + .v-num { border-left: 0; }
.v-num { position: relative; }
.v-num:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  right: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, color-mix(in oklab, var(--acc) 26%, var(--line-soft)), transparent);
  pointer-events: none;
}
.v-num.speed::before {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--acc), transparent);
  opacity: .72;
}

@media (max-width: 620px) {
  .paint-field::before { width: 230px; opacity: .3; }
  .paint-field::after { width: 94vw; opacity: .46; }
  .paint-relief { opacity: .15; }
  .paint-relief-mass { filter: blur(4px); }
  .paint-architecture { opacity: .52; }
  .rung { padding-top: 13px; padding-bottom: 13px; }
  .rung::after { right: 12px; bottom: 5px; width: 34%; }
  .v-num:not(:last-child)::after { top: 14px; bottom: 14px; }
  .v-num.speed::before { left: 12px; right: 12px; }
}

@media (prefers-reduced-data: reduce) {
  .paint-field { opacity: .52; }
  .paint-relief { opacity: .08; }
}

@media (prefers-reduced-motion: reduce) {
  .rung::after { transition: none; }
}

/* original gallery plate: a restrained raster layer gives the sculpture real
 * pigment and stone grain while the SVG remains the lightweight fallback. */
.paint-art {
  position: absolute;
  z-index: 0;
  inset: 0;
  background:
    linear-gradient(180deg, rgb(10 7 5 / .08), rgb(10 7 5 / .28)),
    url("static/art/chiaroscuro-relief.jpg") center 40% / cover no-repeat;
  opacity: .29;
  mix-blend-mode: screen;
  filter: saturate(.82) contrast(1.08);
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 10%, #000 82%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0, #000 10%, #000 82%, transparent 100%);
  pointer-events: none;
}
.paint-art + svg .paint-relief { opacity: .07; }
.paint-art + svg .paint-architecture { opacity: .18; }
.paint-art + svg .paint-grain { opacity: .08; }

html[data-theme="light"] .paint-art {
  opacity: .18;
  mix-blend-mode: multiply;
  filter: invert(1) sepia(.35) saturate(.75) brightness(.9) contrast(1.05);
}
@media (prefers-color-scheme: light) {
  html[data-theme="auto"] .paint-art {
    opacity: .18;
    mix-blend-mode: multiply;
    filter: invert(1) sepia(.35) saturate(.75) brightness(.9) contrast(1.05);
  }
}
@media (max-width: 620px) {
  .paint-art {
    opacity: .16;
    background-position: center 42%;
    background-size: auto 100%;
  }
  html[data-theme="light"] .paint-art { opacity: .15; }
}
@media (max-width: 620px) and (prefers-color-scheme: light) {
  html[data-theme="auto"] .paint-art { opacity: .15; }
}
@media (max-width: 620px) {
  .paint-field { opacity: .7; }
}
@media (prefers-reduced-data: reduce) {
  .paint-field { opacity: .4; }
  .paint-art { opacity: .08; }
  .paint-art { background-image: none; }
  .paint-art + svg .paint-relief { opacity: .04; }
}

/* ── curation pass ----------------------------------------------------
 * A final hierarchy check: the answer gets the widest visual seat, while
 * controls reveal state through small, legible marks instead of extra colour.
 */

:root { color-scheme: dark; }
html[data-theme="light"] { color-scheme: light; }
@media (prefers-color-scheme: light) {
  html[data-theme="auto"] { color-scheme: light; }
}

html { scroll-padding-top: 200px; }
html[data-theme="light"] body::after {
  opacity: .1;
  mix-blend-mode: multiply;
}
@media (prefers-color-scheme: light) {
  html[data-theme="auto"] body::after {
    opacity: .1;
    mix-blend-mode: multiply;
  }
}

/* The global content-lift rule is intentionally broad; this selector restores
 * the rig bar's sticky contract after that higher-specificity positioning rule.
 */
body > .rigbar {
  position: sticky;
  top: 0;
  z-index: 40;
}

.picker-list li[data-on] {
  position: relative;
  background: color-mix(in oklab, var(--acc) 8%, var(--panel));
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--acc) 24%, transparent);
}
.picker-list li[data-on]::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 0;
  width: 2px;
  border-radius: 0 999px 999px 0;
  background: var(--acc);
  box-shadow: 0 0 14px color-mix(in oklab, var(--acc) 54%, transparent);
}
.picker-list li[data-on] .gname { color: var(--fg); }
.picker-list li[data-on] .gname::before {
  content: "◆";
  display: inline-block;
  margin-right: 7px;
  color: var(--acc);
  font-size: 7px;
  vertical-align: 2px;
}
.picker-list li[data-on] button:hover { background: transparent; }

input[type="range"]:focus-visible {
  outline: 1px solid color-mix(in oklab, var(--acc) 74%, transparent);
  outline-offset: 4px;
  border-radius: 999px;
}
.ctx output {
  min-width: 44px;
  padding: 3px 6px;
  text-align: center;
}
.own-go:active,
.detect:active,
.picker-btn:active,
.model-toggle:active,
.seg button:active,
.icon-btn:active { transform: translateY(1px); }

.v-nums {
  grid-template-columns: 1.35fr repeat(3, minmax(0, 1fr));
}
.v-num.speed {
  min-height: 128px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(80% 110% at 0% 100%, color-mix(in oklab, var(--acc) 12%, transparent), transparent 76%),
    linear-gradient(145deg, color-mix(in oklab, var(--acc) 14%, transparent), transparent 76%);
}
.v-num.speed .n {
  font-size: clamp(30px, 4.8vw, 52px);
  letter-spacing: -.055em;
}
.v-num.speed .sub { color: var(--fg-2); }
.v-num:not(.speed) { align-self: stretch; }

@media (max-width: 860px) {
  .v-nums { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .v-num.speed { min-height: 0; }
}

@media (max-width: 620px) {
  html { scroll-padding-top: 342px; }
  .picker-list li[data-on]::before { top: 7px; bottom: 7px; }
  .picker-list li[data-on] .gname::before { margin-right: 5px; }
  .v-num.speed .n { font-size: clamp(26px, 8vw, 36px); }
}

/* guide-room pass: the long-form pages inherit the same gallery grammar as
 * the calculator, while keeping their data table deliberately legible. */
.guide-page {
  position: relative;
  isolation: isolate;
  max-width: 1080px;
  padding-top: 38px;
}
.guide-page::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 24px -22px 26px;
  border: 1px solid color-mix(in oklab, var(--line) 68%, transparent);
  border-radius: 5px 28px 7px 24px;
  background:
    radial-gradient(36% 30% at 84% 5%, color-mix(in oklab, var(--acc) 9%, transparent), transparent 76%),
    linear-gradient(145deg, color-mix(in oklab, var(--heat) 4%, transparent), transparent 34%),
    color-mix(in oklab, var(--panel) 22%, transparent);
  box-shadow: inset 0 0 0 5px color-mix(in oklab, var(--fg) 1.5%, transparent), 0 28px 62px -52px rgb(0 0 0 / .9);
  pointer-events: none;
}
.guide-page::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  top: 50px;
  right: 24px;
  color: color-mix(in oklab, var(--acc) 62%, transparent);
  font: 13px/1 var(--display);
}
.guide-breadcrumbs {
  padding-bottom: 12px;
  border-bottom: 1px solid color-mix(in oklab, var(--line) 62%, transparent);
}
.guide-breadcrumbs a { color: var(--acc); text-decoration-color: color-mix(in oklab, var(--acc) 48%, transparent); }
.guide-eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 62px;
  color: var(--acc);
  font: 650 10.5px/1 var(--mono);
  letter-spacing: .16em;
}
.guide-eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, var(--heat), var(--acc));
  box-shadow: 0 0 13px color-mix(in oklab, var(--acc) 42%, transparent);
}
.guide-page h1 {
  max-width: 900px;
  font-family: var(--display);
  font-size: clamp(38px, 6.5vw, 72px);
  font-weight: 500;
  line-height: .99;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.guide-intro {
  max-width: 760px;
  margin-top: 20px;
  padding-left: 16px;
  border-left: 2px solid color-mix(in oklab, var(--heat) 72%, var(--line));
  color: var(--fg-2);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.65;
}
.guide-sections {
  gap: 14px;
  margin-top: 46px;
}
.guide-section {
  position: relative;
  min-height: 170px;
  overflow: hidden;
  padding: 22px 20px;
  border-radius: 4px 17px 5px 15px;
  background:
    linear-gradient(140deg, color-mix(in oklab, var(--acc) 6%, transparent), transparent 44%),
    color-mix(in oklab, var(--panel) 76%, transparent);
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 5%, transparent), 0 20px 42px -36px rgb(0 0 0 / .9);
}
.guide-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  right: 18px;
  height: 2px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 66%, transparent), transparent);
  opacity: .7;
}
.guide-section h2 { font-family: var(--display); font-size: 20px; font-weight: 500; letter-spacing: -.03em; }
.guide-section p { margin-top: 12px; line-height: 1.72; }
.guide-data {
  margin-top: 52px;
  padding-top: 22px;
  border-top: 1px solid color-mix(in oklab, var(--acc) 28%, var(--line-soft));
}
.guide-data h2 { font-family: var(--display); font-size: clamp(24px, 3vw, 32px); font-weight: 500; letter-spacing: -.04em; }
.guide-table-wrap {
  border-radius: 4px 18px 6px 16px;
  background: color-mix(in oklab, var(--panel) 78%, transparent);
  box-shadow: 0 18px 40px -36px rgb(0 0 0 / .9), inset 0 1px color-mix(in oklab, var(--fg) 4%, transparent);
}
.guide-data thead th {
  color: var(--acc);
  background: color-mix(in oklab, var(--panel-2) 72%, transparent);
  border-bottom-color: color-mix(in oklab, var(--acc) 26%, var(--line-soft));
}
.guide-data tbody tr:nth-child(odd) { background: color-mix(in oklab, var(--panel-2) 18%, transparent); }
.guide-data tbody th { font-family: var(--display); font-size: 16px; font-weight: 500; }
.guide-data td a { color: var(--fg); text-decoration-color: color-mix(in oklab, var(--acc) 42%, transparent); }
.guide-data-note { padding-left: 2px; }
.guide-cta {
  position: relative;
  overflow: hidden;
  margin-top: 52px;
  margin-bottom: 78px;
  padding: 30px 28px;
  border-radius: 5px 24px 7px 21px;
  background:
    radial-gradient(40% 100% at 90% 0%, color-mix(in oklab, var(--acc) 13%, transparent), transparent 76%),
    linear-gradient(140deg, color-mix(in oklab, var(--heat) 6%, transparent), transparent 44%),
    color-mix(in oklab, var(--panel-2) 76%, transparent);
  box-shadow: inset 0 1px color-mix(in oklab, var(--fg) 6%, transparent), 0 24px 56px -42px rgb(0 0 0 / .95);
}
.guide-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--acc), var(--heat), transparent);
}
.guide-cta h2 { font-family: var(--display); font-size: clamp(26px, 4vw, 40px); font-weight: 500; letter-spacing: -.045em; }
.guide-cta-link {
  border-radius: 3px 12px 4px 11px;
  box-shadow: 0 10px 24px -16px color-mix(in oklab, var(--acc) 90%, transparent);
}

@media (max-width: 620px) {
  .guide-page { padding-top: 24px; }
  .guide-page::before { inset: 14px 14px 14px; border-radius: 4px 20px 6px 18px; }
  .guide-page::after { top: 17px; right: 13px; }
  .guide-breadcrumbs { min-width: 0; gap: 7px; }
  .guide-breadcrumbs a,
  .guide-breadcrumbs > span[aria-hidden] { flex: none; white-space: nowrap; }
  .guide-breadcrumbs span:last-child { min-width: 0; }
  .guide-eyebrow { margin-top: 42px; letter-spacing: .1em; }
  .guide-page h1 { font-size: clamp(37px, 12vw, 54px); }
  .guide-intro { padding-left: 12px; font-size: 16px; }
  .guide-sections { margin-top: 34px; }
  .guide-section { min-height: 0; padding: 20px 17px; }
  .guide-data { margin-top: 40px; padding-top: 18px; }
  .guide-cta { margin-top: 40px; margin-bottom: 52px; padding: 25px 19px; }
  .guide-nav { gap: 7px; font-size: 12px; }
  .guide-nav a { white-space: nowrap; }
  .guide-theme-btn { width: 27px; height: 27px; border-radius: 7px; }
}

@media (min-width: 621px) and (max-width: 1124px) {
  .guide-page::before { inset-inline: 20px; }
}

@media (max-width: 620px) {
  .guide-table-wrap {
    box-shadow:
      inset -20px 0 18px -18px color-mix(in oklab, var(--acc) 56%, transparent),
      0 18px 40px -36px rgb(0 0 0 / .9);
  }
}

/* compact result rail: once a verdict exists, the sticky controls stay
 * reachable without taking the whole mobile viewport away from the evidence. */
@media (max-width: 620px) {
  body:has(#judgment-stage:not([hidden])) .rigbar-in {
    gap: 6px;
    padding-top: 6px;
    padding-bottom: 6px;
  }
  body:has(#judgment-stage:not([hidden])) .rig-row {
    gap: 6px;
  }
  body:has(#judgment-stage:not([hidden])) .rig-row-hw {
    padding-bottom: 6px;
  }
  body:has(#judgment-stage:not([hidden])) .rig-row-knobs {
    gap: 6px;
  }
  body:has(#judgment-stage:not([hidden])) .rig-row-knobs .seg {
    min-height: 34px;
  }
  body:has(#judgment-stage:not([hidden])) .rig-row-knobs .seg button {
    padding-top: 3px;
    padding-bottom: 3px;
  }
  body:has(#judgment-stage:not([hidden])) .model-toggle {
    min-height: 40px;
    padding-top: 4px;
    padding-bottom: 4px;
  }
  body:has(#judgment-stage:not([hidden])) .model-toggle-copy {
    min-width: 0;
  }
  /* Previously clamped to one line to keep the sticky bar short once the
   * verdict was on screen. That clipped the sub-copy at 320px English into
   * "…unknowns stay mar…", turning "unknowns stay marked, never hidden" —
   * the promise that justifies opening the switch — into a broken half.
   * A second line only appears at ≤~360px English; every wider viewport
   * still fits on one row, and 12px of extra sticky height beats an amputated
   * guarantee. */
  body:has(#judgment-stage:not([hidden])) .model-toggle-copy small {
    display: block;
    line-height: 1.25;
  }
}

/* Long result sections should settle below the sticky instrument panel when
 * reached by keyboard, anchors, or assistive scrolling. Keep one source of
 * offset so a section is not pushed down twice. */
html:has(body > .rigbar) {
  scroll-padding-top: 210px;
}
@media (max-width: 620px) {
  html:has(body > .rigbar) {
    scroll-padding-top: 300px;
  }
}

/* On a phone, help is a framed note rather than a bottom drawer: centering it
 * keeps the dimmed gallery balanced and leaves the close control easy to reach. */
@media (max-width: 600px) {
  .sheet {
    width: calc(100% - 28px);
    max-width: 560px;
    max-height: calc(100vh - 28px);
    margin: auto;
    overflow: auto;
  }
  .sheet-in {
    border-radius: 18px;
    border-bottom: 1px solid var(--line);
    padding-bottom: max(22px, env(safe-area-inset-bottom));
  }
}

/* Short-lived feedback reads as a small gallery label on narrow screens,
 * rather than changing shape dramatically when the message is longer. */
@media (max-width: 600px) {
  .toast {
    min-width: min(240px, calc(100vw - 32px));
    text-align: center;
  }
}

/* closing-room pass: even a dead end should feel intentionally framed. */
.notfound {
  position: relative;
  isolation: isolate;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(82px, 15vh, 150px) 24px;
}
.notfound::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 32px 0;
  border: 1px solid color-mix(in oklab, var(--line) 68%, transparent);
  border-radius: 5px 30px 7px 25px;
  background:
    radial-gradient(42% 48% at 50% 0%, color-mix(in oklab, var(--acc) 12%, transparent), transparent 76%),
    color-mix(in oklab, var(--panel) 25%, transparent);
  box-shadow: inset 0 0 0 5px color-mix(in oklab, var(--fg) 1.5%, transparent), 0 26px 64px -48px rgb(0 0 0 / .92);
}
.notfound::after {
  content: "✦";
  position: absolute;
  z-index: -1;
  top: 54px;
  left: 50%;
  transform: translateX(-50%);
  color: color-mix(in oklab, var(--acc) 66%, transparent);
  font: 14px/1 var(--display);
}
.notfound h1 {
  font-family: var(--display);
  font-size: clamp(38px, 6vw, 68px);
  font-weight: 500;
  letter-spacing: -.055em;
}
.notfound p { max-width: 52ch; line-height: 1.7; }
.notfound-cta {
  border-radius: 3px 13px 4px 12px;
  box-shadow: 0 12px 28px -18px color-mix(in oklab, var(--acc) 92%, transparent);
}

.foot {
  position: relative;
  padding-top: 34px;
  border-top-color: color-mix(in oklab, var(--acc) 30%, var(--line));
}
.foot::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--heat), var(--acc), transparent);
  opacity: .62;
}
.foot h3 {
  color: var(--fg);
  font-family: var(--display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -.025em;
  text-transform: none;
}
.foot code {
  border-radius: 3px 8px 4px 7px;
  background: color-mix(in oklab, var(--panel) 82%, transparent);
}
@media (max-width: 620px) {
  .notfound { padding: 82px 14px; }
  .notfound::before { inset: 22px -6px; border-radius: 4px 22px 6px 18px; }
  .notfound::after { top: 39px; }
}

/* ── manuscript pass: gilt edges and small courtesies -------------------
 * The page already reads as a gallery of painted panels; this pass gives it
 * the two finishing touches a frame needs: a gilt edge along the very top
 * (the gold ruling that opens an illuminated page) and a matching knot that
 * ties the footer rule. Everything here is decorative and pointer-free. */

.top { position: relative; }
.top::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 1%,
    color-mix(in oklab, var(--acc) 68%, transparent) 14%,
    var(--acc) 38%,
    color-mix(in oklab, var(--heat) 84%, transparent) 62%,
    color-mix(in oklab, var(--acc) 68%, transparent) 86%,
    transparent 99%);
  opacity: .42;
  pointer-events: none;
}
.top::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 5px;
  left: 7%;
  right: 7%;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--acc) 32%, transparent), transparent);
  opacity: .5;
  pointer-events: none;
}

/* The run command is the one thing the visitor takes away, so it reads as a
 * marginal note on vellum: a gold ruling down the left edge and faint
 * horizontal rules beneath each line of the command. */
.cmd-box {
  position: relative;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--acc) 6%, transparent), transparent 38%),
    repeating-linear-gradient(180deg, color-mix(in oklab, var(--fg) 2.4%, transparent) 0 1px, transparent 1px 26px),
    var(--bg-2);
  border-left: 3px solid color-mix(in oklab, var(--acc) 56%, var(--line));
}

/* Colophon knot: a single gilded star ties the footer rule the way the
 * ladder's star ties its rungs. */
.foot::after {
  content: "✦";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0 10px;
  background: var(--bg);
  color: color-mix(in oklab, var(--acc) 80%, transparent);
  font: 12px/1 var(--display);
  pointer-events: none;
}

/* The "know your number" row speaks the picker's language: the same gold
 * diamond that marks the active card marks the memory entry point. */
.own-row label::before {
  content: "◆";
  display: inline-block;
  margin-right: 8px;
  color: color-mix(in oklab, var(--acc) 70%, transparent);
  font-size: 7px;
  vertical-align: 2px;
}

@media (max-width: 620px) {
  .top::after { left: 3%; right: 3%; }
  .own-row label::before { margin-right: 6px; }
}

/* Phone landing pass: the instrument panel must stay usable without taking
 * half the first viewport away from the answer. Hardware remains on the first
 * row; the two decision controls share the second; context and the explicit
 * experimental opt-in share the third. Nothing is hidden. */
@media (max-width: 620px) {
  .rigbar-in {
    gap: 6px;
    padding-top: 7px;
    padding-bottom: 7px;
  }
  .rig-row { gap: 6px; }
  .rig-row-hw { padding-bottom: 7px; }
  .detect,
  .picker-btn,
  .mult,
  .vram-edit,
  .seg,
  .model-toggle { min-height: 34px; }
  .detect { padding: 5px 9px; font-size: 12px; }
  .rig-row-hw .picker { flex-basis: calc(100% - 118px); }
  .picker-btn { padding: 5px 9px; }
  .picker-name { font-size: 12.5px; }
  .picker-meta { font-size: 10.5px; }

  /* Scenario labels carry meaning and must never be clipped (notably the
   * English “Biggest that fits”). Give that decision a full line; quant and
   * context are compact technical controls and can safely share the next. */
  .rig-row-knobs #scenario {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    flex: 1 1 100%;
    width: 100%;
  }
  .rig-row-knobs #quant {
    flex: 0 1 42%;
    width: auto;
  }
  .rig-row-knobs .seg button {
    flex: 1 1 0;
    min-width: 0;
    overflow: hidden;
    padding: 4px 2px;
    font-size: 11px;
  }
  #scenario button {
    white-space: normal;
    line-height: 1.05;
    text-wrap: balance;
  }
  .ctx {
    flex: 1 1 calc(58% - 6px);
    min-width: 0;
    gap: 6px;
    padding: 0 3px;
  }
  .ctx-label { font-size: 11px; }
  .ctx input[type="range"] { flex: 1 1 auto; min-width: 68px; width: auto; }
  .ctx output { min-width: 32px; padding-inline: 2px; font-size: 11.5px; }
  .model-toggle {
    flex: 1 1 100%;
    padding: 4px 7px;
    gap: 6px;
  }
  .model-toggle input { width: 14px; height: 14px; }
  .model-toggle-copy b { font-size: 11px; }
  /* On the ladder screen there is room for a second line, and the promise
   * this small text makes ("unknowns stay marked, nothing hidden") is the
   * whole reason to open the toggle — clipping it advertised the switch
   * without its guarantee. The tighter judgment-stage rule at ~L3576 still
   * clamps this line to one row once the verdict is on screen. */
  .model-toggle-copy small {
    font-size: 9.5px;
    line-height: 1.25;
  }

  .ladder { padding-top: 31px; }
  .ladder h1 { font-size: clamp(36px, 12.2vw, 48px); line-height: .95; }
  .ladder .rule { margin-top: 10px; }
  .rungs { margin-top: 22px; gap: 6px; }
  .rung { padding: 10px 11px; }

  /* Flex's 260px title basis forced the name below its logo at 320px. A
   * two-column identity row keeps the mark and model name together at every
   * supported phone width without shrinking either into illegibility. */
  .v-head {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: start;
    gap: 10px;
  }
  .v-title { width: 100%; min-width: 0; }
  .v-title h2 { font-size: clamp(32px, 10.5vw, 43px); }
  .v-title h2::first-letter {
    float: none;
    padding-right: .06em;
    line-height: inherit;
  }

  /* Compact does not mean tiny: every primary control keeps a 36px minimum
   * touch target, while labels and summaries get padded hit areas without
   * changing the visual rhythm of the page. */
  .rig-row-knobs .seg { min-height: 36px; }
  .rig-row-knobs .seg button { min-height: 30px; }
  .ctx { min-height: 36px; }
  .ctx input[type="range"] { height: 34px; }
  .model-toggle { min-height: 36px; }
  .model-toggle input { width: 16px; height: 16px; }
  .lang a { min-height: 32px; display: inline-flex; align-items: center; }
  .icon-btn { width: 34px; height: 34px; }
  .own-alt .linkish { min-height: 36px; padding-block: 7px; }
  .seo-guide-faq summary { min-height: 40px; display: flex; align-items: center; }
  .cmd-note a {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    margin-block: -8px;
  }
  .court-name a {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
  }
  .court-id {
    white-space: normal;
    overflow-wrap: anywhere;
    text-overflow: clip;
  }

  /* The shortlist search is a primary navigation tool on a long result page.
   * Give it the full content width and a real touch target instead of leaving
   * a small desktop-sized field floating beside the heading. */
  .list-head { align-items: stretch; gap: 10px; }
  .list-head .sec-h { flex-basis: 100%; }
  .list-tools { flex: 1 1 100%; width: 100%; }
  .list-tools input[type="search"] {
    width: 100%;
    min-height: 42px;
    padding-inline: 13px;
  }

  /* Empty search is a state, not another vendor heading. Centre it in the
   * plate and give it enough height to be noticed before the user assumes the
   * picker failed to open. */
  .picker-list > .picker-group:only-child {
    min-height: 108px;
    display: grid;
    place-items: center;
    padding: 24px 12px;
    color: var(--fg-2);
    text-align: center;
  }
}

/* Phones held sideways still have phone-height viewports. The generic tablet
 * breakpoint stacks every knob and can hide the answer below a tall sticky
 * panel, so short landscape viewports reuse the compact phone composition. */
@media (min-width: 621px) and (max-width: 860px) and (orientation: landscape) and (max-height: 500px) {
  .rigbar-in { gap: 6px; padding-top: 7px; padding-bottom: 7px; }
  .rig-row { gap: 6px; }
  .rig-row-hw { padding-bottom: 7px; }
  .detect, .picker-btn, .mult, .vram-edit, .seg, .model-toggle { min-height: 34px; }
  .rig-row-knobs #scenario {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    flex: 1 1 100%;
    width: 100%;
  }
  .rig-row-knobs #quant { flex: 0 1 42%; width: auto; }
  .rig-row-knobs .seg button {
    flex: 1 1 0;
    min-width: 0;
    overflow: hidden;
    padding: 4px 3px;
    font-size: 11.5px;
  }
  #scenario button { white-space: normal; line-height: 1.05; text-wrap: balance; }
  .ctx { flex: 1 1 calc(58% - 6px); min-width: 0; gap: 6px; padding: 0 3px; }
  .ctx input[type="range"] { flex: 1 1 auto; min-width: 68px; width: auto; }
  .model-toggle { flex: 1 1 100%; min-height: 36px; padding: 4px 7px; gap: 6px; }
  /* Landscape phones with the ladder still visible get the same wrap as portrait — the sticky rule further up handles the verdict state. */
  .model-toggle-copy small { line-height: 1.25; }
}