/* BreadBowl-Embed launch post — matches breadbowl.ai (paper/beige, Manrope + Newsreader). */

@font-face {
  font-family: "Manrope BB";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url("fonts/manrope-latin-wght-normal.woff2") format("woff2-variations"), url("fonts/manrope-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope BB";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url("fonts/manrope-latin-ext-wght-normal.woff2") format("woff2-variations"), url("fonts/manrope-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Newsreader BB";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url("fonts/newsreader-latin-standard-normal.woff2") format("woff2-variations"), url("fonts/newsreader-latin-standard-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader BB";
  font-style: italic;
  font-display: swap;
  font-weight: 200 800;
  src: url("fonts/newsreader-latin-standard-italic.woff2") format("woff2-variations"), url("fonts/newsreader-latin-standard-italic.woff2") format("woff2");
}

:root {
  --font-sans: "Manrope BB", "Manrope Variable", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-serif: "Newsreader BB", "Newsreader Variable", Georgia, "Times New Roman", serif;
  --font-mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;

  /* Colors come from the site theme (/theme/tokens.css, light + dark); fallbacks keep the
     page readable in light mode if that file is missing. */
  --beige: var(--bb-bg, #f1e8dc);
  --paper: var(--bb-surface, #faf6ef);
  --paper-2: var(--bb-surface-2, #f5efe5);
  --paper-deep: var(--bb-surface-3, #e0e6e1);
  --ink: var(--bb-fg, #292724);
  --ink-2: var(--bb-fg-2, #4a453f);
  --body: var(--bb-body, #34302b);
  --muted: var(--bb-muted, #6e675f);
  --faint: var(--bb-faint, #8f877d);
  --line: var(--bb-line, rgba(var(--ink-rgb), 0.14));
  --line-2: var(--bb-line-2, rgba(var(--ink-rgb), 0.08));
  --accent: var(--bb-accent, #6f8993);
  --ink-rgb: var(--bb-ink-rgb, 41, 39, 36);
  --paper-rgb: var(--bb-surface-rgb, 250, 246, 239);
  --glass-rgb: var(--bb-glass-rgb, 255, 255, 255);
  --rt-rgb: var(--bb-rt-rgb, 31, 106, 165);
  --val-rgb: var(--bb-val-rgb, 47, 143, 106);
  --cost-rgb: var(--bb-cost-rgb, 207, 106, 61);

  /* Data roles (validated: routing/value pair ΔE 16.7 normal, 16.1 CVD on paper) */
  --rt: var(--bb-rt, #1f6aa5);
  --rt-ink: var(--bb-rt-ink, #1b5687);
  --rt-soft: var(--bb-rt-soft, #dde8f1);
  --rt-wash: rgba(var(--rt-rgb), 0.1);
  --val: var(--bb-val, #2f8f6a);
  --val-ink: var(--bb-val-ink, #22694e);
  --val-soft: var(--bb-val-soft, #dcede4);
  --val-wash: rgba(var(--val-rgb), 0.12);
  --cost: var(--bb-cost, #cf6a3d);
  --cost-ink: var(--bb-cost-ink, #a24d26);
  --cost-soft: var(--bb-cost-soft, #f5e1d6);
  --hl: var(--bb-hl, #ecd38f);
  --hl-soft: var(--bb-hl-soft, #f4e8c6);
  --neutral-mark: var(--bb-neutral-mark, #a59c90);

  --radius: 20px;
  --shadow: var(--bb-shadow, 0 18px 60px rgba(77, 63, 46, 0.07));
  --text-w: 700px;
  --wide-w: 1120px;
  --gutter: 24px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--beige); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--beige);
  color: var(--body);
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.62;
  font-optical-sizing: auto;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--bb-selection, #c6d7dc); color: var(--ink); }
a { color: inherit; }
img, svg, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 4px; }

/* ------------------------------------------------------------------ nav */
.bb-nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  border-bottom: 1px solid var(--line);
  background: var(--bb-nav, rgba(241, 232, 220, 0.9));
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  font-family: var(--font-sans);
}
.bb-nav-inner { width: min(100% - 48px, 1280px); height: 64px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.bb-brand { display: inline-flex; align-items: center; gap: 11px; font-size: 15px; font-weight: 650; letter-spacing: -0.015em; text-decoration: none; color: var(--ink); }
.bb-logo-tile { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px; background: var(--bb-tile, #dce6e7); }
.bb-logo-tile img { width: 24px; height: 24px; }
.bb-brand small { color: var(--muted); font-weight: 500; font-size: 13px; }
.bb-nav-links { display: flex; align-items: center; gap: 26px; color: var(--muted); font-size: 13px; }
.bb-nav-links a { text-decoration: none; transition: color 160ms ease; }
.bb-nav-links a:hover { color: var(--ink); }
.bb-nav-cta { min-height: 38px; padding: 0 16px; display: inline-flex; align-items: center; gap: 10px; border-radius: 999px; background: var(--ink); color: var(--paper) !important; font-size: 12px; font-weight: 650; }
.bb-progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; transform-origin: 0 50%; transform: scaleX(0); background: var(--rt); }

/* ------------------------------------------------------------------ layout */
main { padding-top: 64px; }
.wrap { width: min(100% - 2 * var(--gutter), var(--text-w)); margin-inline: auto; }
.wide { width: min(100% - 2 * var(--gutter), var(--wide-w)); margin-inline: auto; }
section.chapter { padding: 40px 0 24px; }
.chapter + .chapter { border-top: 1px solid var(--line-2); }

/* ------------------------------------------------------------------ type */
.eyebrow {
  margin: 0 0 18px; color: var(--muted);
  font: 500 10.5px/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: 0.14em;
}
.eyebrow b { color: var(--ink); font-weight: 600; }
.nw { white-space: nowrap; }
@media (max-width: 520px) {
  .hero-eyebrow b { display: block; margin-bottom: 4px; }
  .hero-eyebrow .sep { display: none; }
}
h1, h2, h3, h4 { font-family: var(--font-sans); color: var(--ink); font-weight: 600; margin: 0; }
h1 { font-size: clamp(46px, 6.6vw, 92px); line-height: 0.98; letter-spacing: -0.052em; }
h1 .l { display: block; text-wrap: balance; }
h1 em, h2 em {
  font-family: var(--font-serif); font-style: italic; font-weight: 430; color: var(--accent);
  letter-spacing: -0.03em; font-size: 1.06em;
}
h2 { font-size: clamp(32px, 3.9vw, 50px); line-height: 1.05; letter-spacing: -0.042em; margin: 8px 0 26px; }
h3 { font-size: 23px; line-height: 1.25; letter-spacing: -0.025em; margin: 44px 0 8px; }
p { margin: 0 0 1.05em; }
.wrap > p, .wrap > ul, .wrap > ol { max-width: 680px; }
strong { color: var(--ink); font-weight: 650; }
em { font-style: italic; }
.lede { font-size: clamp(21px, 2.1vw, 25px); line-height: 1.5; color: var(--ink-2); margin-top: 28px; }
.small, .note { font-family: var(--font-sans); font-size: 13.5px; line-height: 1.6; color: var(--muted); }
code, kbd { font-family: var(--font-mono); font-size: 0.82em; background: rgba(var(--ink-rgb), 0.06); border-radius: 5px; padding: 0.08em 0.36em; color: var(--ink); }
ul, ol { padding-left: 1.2em; margin: 0 0 1.1em; }
li { margin: 0.35em 0; }
li::marker { color: var(--faint); }
a.inline, .wrap p a, .wrap li a, .note a, figcaption a { text-decoration: underline; text-decoration-color: rgba(var(--ink-rgb), 0.3); text-underline-offset: 3px; text-decoration-thickness: 1px; }
.wrap p a:hover, .wrap li a:hover { text-decoration-color: var(--ink); }
.rt { color: var(--rt-ink); font-weight: 600; }
.val { color: var(--val-ink); font-weight: 600; }
.sc { font-family: var(--font-sans); font-size: 0.84em; font-weight: 650; letter-spacing: 0.01em; }
.num { font-family: var(--font-sans); font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
sup.fn { font-family: var(--font-sans); font-size: 11px; font-weight: 700; line-height: 0; margin-left: 1px; }
sup.fn a { text-decoration: none; color: var(--rt-ink); padding: 0 2px; }

/* ------------------------------------------------------------------ hero */
.hero { padding: clamp(56px, 8vw, 104px) 0 24px; }
.hero-head { text-align: center; }
.hero-head .lede { max-width: 760px; margin-left: auto; margin-right: auto; }
.hero-head .meta, .hero-head .actions { justify-content: center; }
.hero-head figure { text-align: left; }
.hero .meta { margin-top: 34px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 22px; font-family: var(--font-sans); font-size: 13.5px; color: var(--muted); }
.hero .meta .author { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 650; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--bb-tile, #dce6e7), var(--paper-2)); display: grid; place-items: center; font-size: 12px; font-weight: 700; color: var(--bb-on-tile, #59727d); border: 1px solid var(--line); }
.hero .actions { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  min-height: 46px; padding: 0 18px; display: inline-flex; align-items: center; gap: 12px;
  border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--ink);
  font: 650 13px/1 var(--font-sans); text-decoration: none; cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.btn:hover { transform: translateY(-2px); background: rgba(var(--paper-rgb), 0.7); }
.btn-primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-primary:hover { background: var(--bb-invert-hover, #3a3631); border-color: var(--bb-invert-hover, #3a3631); }
.btn svg { width: 14px; height: 14px; flex: none; }
.btn .tag { font: 500 10px var(--font-mono); color: var(--faint); letter-spacing: 0.04em; }
.btn-primary .tag { color: color-mix(in oklab, var(--paper) 62%, var(--ink)); }

/* ------------------------------------------------------------------ figures */
figure { margin: 36px auto; }
.card {
  position: relative; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: clamp(18px, 2.6vw, 30px);
}
.card-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 16px; padding-bottom: 14px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.card-head .t { font: 600 15px/1.3 var(--font-sans); color: var(--ink); letter-spacing: -0.01em; }
.card-head .k { font: 500 10px/1.3 var(--font-mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.12em; }
figcaption { margin: 14px auto 0; max-width: 760px; font-family: var(--font-sans); font-size: 13.5px; line-height: 1.6; color: var(--muted); }
figcaption b { color: var(--ink-2); font-weight: 650; }
.real-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 999px; background: var(--val-soft); color: var(--val-ink); font: 600 10px/1 var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; }
.real-badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--val); }
.illus-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 999px; background: rgba(var(--ink-rgb), 0.06); color: var(--muted); font: 600 10px/1 var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; }

/* chips / toggles */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  min-height: 34px; padding: 6px 13px; border: 1px solid var(--line); border-radius: 999px; background: rgba(var(--glass-rgb), 0.35);
  font: 600 12.5px/1.25 var(--font-sans); color: var(--ink-2); cursor: pointer; text-align: left;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease, transform 140ms ease;
}
.chip:hover { border-color: rgba(var(--ink-rgb), 0.32); }
.chip[aria-pressed="true"], .chip.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip.req[aria-pressed="true"] { background: var(--rt); border-color: var(--rt); }
.seg { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: rgba(var(--glass-rgb), 0.4); }
.seg button { border: 0; background: transparent; border-radius: 999px; padding: 7px 14px; font: 650 12px/1 var(--font-sans); color: var(--muted); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

/* ------------------------------------------------------------------ TL;DR */
.tldr { margin: 34px 0 10px; padding: 24px 26px; border-radius: 18px; background: rgba(var(--paper-rgb), 0.66); border: 1px solid var(--line); }
.tldr .eyebrow { margin-bottom: 12px; }
.tldr ul { margin: 0; padding-left: 1.1em; font-size: 18.5px; line-height: 1.55; }
.tldr li { margin: 0.45em 0; }

/* ------------------------------------------------------------------ hero visual */
.hero-viz { margin-top: 46px; }
.hero-viz .card { padding: 0; overflow: hidden; }
.hv-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(30px, 6vw, 90px); padding: clamp(22px, 3vw, 36px); align-items: center; }
.hv-doc { position: relative; z-index: 2; }
.hv-label { font: 500 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.13em; color: var(--muted); margin-bottom: 12px; display: flex; justify-content: space-between; gap: 12px; }
.hv-text { font-family: var(--font-serif); font-size: clamp(17px, 1.7vw, 21px); line-height: 1.75; color: var(--ink-2); }
.tok { border-radius: 4px; transition: background-color 160ms ease, color 160ms ease, box-shadow 160ms ease; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.hv-slots { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.slot {
  position: relative; display: grid; grid-template-rows: 1fr 1fr; height: 54px; border-radius: 12px; overflow: hidden;
  border: 1px solid var(--line); background: var(--paper-2); cursor: pointer; padding: 0;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}
.slot.active { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(var(--rt-rgb), 0.16); border-color: rgba(var(--rt-rgb), 0.45); }
@media (hover: hover) { .slot:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(var(--rt-rgb), 0.16); border-color: rgba(var(--rt-rgb), 0.45); } }
.slot i { display: block; position: relative; }
.slot i::after { content: ""; position: absolute; inset: 0; opacity: var(--e, 0.12); transition: opacity 200ms linear; }
.slot i.r::after { background: var(--rt); }
.slot i.v::after { background: var(--val); }
.slot i.v { border-top: 1px solid rgba(var(--paper-rgb), 0.6); }
.slot b { position: absolute; inset: 0; display: grid; place-items: center; font: 650 11px/1 var(--font-sans); color: var(--ink); z-index: 2; }
.slot b span { padding: 2px 6px; border-radius: 999px; background: rgba(var(--paper-rgb), 0.86); }
.hv-canvas { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hv-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; padding: 14px clamp(22px, 3vw, 36px); border-top: 1px solid var(--line); background: color-mix(in oklab, var(--paper-2) 60%, transparent); font: 500 12px/1.5 var(--font-sans); color: var(--muted); }
.legend { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 14px; font: 600 11.5px/1 var(--font-sans); color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 7px; }
.legend i { width: 14px; height: 10px; border-radius: 3px; display: inline-block; }
.legend .lr { background: var(--rt); }
.legend .lv { background: var(--val); }
.legend .lc { background: var(--cost); }
.legend .ln { background: var(--neutral-mark); }
.legend .lh { background: var(--hl); }
.hv-readout { min-height: 22px; font: 500 12.5px/1.5 var(--font-sans); color: var(--ink-2); }

/* ------------------------------------------------------------------ pipeline */
.pipe { display: grid; gap: 18px; }
.lane { border: 1px solid var(--line); border-radius: 16px; padding: 18px; background: rgba(var(--glass-rgb), 0.28); }
.lane.bb { background: color-mix(in oklab, var(--rt-soft) 32%, transparent); border-color: rgba(var(--rt-rgb), 0.22); }
.lane-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.lane-head b { font: 650 14px/1.2 var(--font-sans); color: var(--ink); }
.lane-head span { font: 500 10px/1.2 var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.steps { display: flex; align-items: stretch; gap: 8px; flex-wrap: nowrap; }
.step {
  flex: 1 1 0; min-width: 0; padding: 10px 11px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper);
  font: 600 12px/1.3 var(--font-sans); color: var(--ink-2); transition: background 220ms ease, border-color 220ms ease, color 220ms ease, box-shadow 220ms ease;
}
.step small { display: block; margin-top: 4px; font: 500 10.5px/1.35 var(--font-sans); color: var(--muted); }
.step.on { border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink) inset; color: var(--ink); }
.step.hot { background: var(--cost-soft); border-color: rgba(var(--cost-rgb), 0.5); }
.step.cool { background: var(--rt-soft); border-color: rgba(var(--rt-rgb), 0.5); }
.arrow { flex: 0 0 14px; align-self: center; color: var(--faint); font: 600 14px/1 var(--font-sans); text-align: center; }
.passes { margin-top: 14px; display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; }
.grid100 { display: grid; grid-template-columns: repeat(20, 10px); gap: 3px; }
.grid100 i { width: 10px; height: 10px; border-radius: 2px; background: rgba(var(--ink-rgb), 0.08); transition: background 120ms ease; }
.grid100 i.f { background: var(--cost); }
.mini-attn { display: grid; grid-template-columns: repeat(16, 6px); gap: 1px; padding: 6px; border-radius: 8px; background: var(--paper); border: 1px solid var(--line); width: fit-content; }
.mini-attn i { width: 6px; height: 6px; border-radius: 1px; background: rgba(var(--rt-rgb), 0.07); transition: background 240ms ease; }
.counters { display: flex; flex-wrap: wrap; gap: 8px 22px; font: 500 12.5px/1.4 var(--font-sans); color: var(--muted); }
.counters b { font: 650 18px/1.1 var(--font-sans); color: var(--ink); letter-spacing: -0.01em; display: block; }
.pipe-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 16px; }

/* ------------------------------------------------------------------ spectrum */
.spec-top { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; margin-bottom: 18px; }
.spec-top label { font: 600 13px/1.2 var(--font-sans); color: var(--ink); }
.spec-top output { font: 650 13px/1.2 var(--font-sans); color: var(--rt-ink); min-width: 92px; display: inline-block; }
input[type="range"] { -webkit-appearance: none; appearance: none; height: 28px; background: transparent; flex: 1 1 260px; min-width: 200px; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--rt) var(--p, 30%), rgba(var(--ink-rgb), 0.14) var(--p, 30%)); }
input[type="range"]::-moz-range-track { height: 4px; border-radius: 4px; background: rgba(var(--ink-rgb), 0.14); }
input[type="range"]::-moz-range-progress { height: 4px; border-radius: 4px; background: var(--rt); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; margin-top: -8px; border-radius: 50%; background: var(--paper); border: 2px solid var(--rt); box-shadow: 0 2px 8px rgba(var(--rt-rgb), 0.25); }
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--paper); border: 2px solid var(--rt); }
.spec-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.spec-col { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: rgba(var(--glass-rgb), 0.3); display: flex; flex-direction: column; }
.spec-col.bb { border-color: rgba(var(--rt-rgb), 0.35); background: color-mix(in oklab, var(--rt-soft) 25%, transparent); }
.spec-col header { padding: 14px 16px 10px; }
.spec-col header b { display: block; font: 650 14px/1.2 var(--font-sans); color: var(--ink); }
.spec-col header span { font: 500 11.5px/1.4 var(--font-sans); color: var(--muted); }
.spec-canvas { width: 100%; height: 170px; border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); background: rgba(var(--paper-rgb), 0.7); }
.spec-stats { margin: 0; padding: 10px 16px 14px; display: grid; gap: 8px; }
.spec-stats div { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; font: 500 12px/1.35 var(--font-sans); color: var(--muted); }
.spec-stats dt { flex: 1; }
.spec-stats dd { margin: 0; font: 650 13px/1.3 var(--font-sans); color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
.spec-stats .yes { color: var(--val-ink); }
.spec-stats .no { color: var(--cost-ink); }

/* ------------------------------------------------------------------ checklist */
.req-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; align-items: center; }
.req-row .lbl { font: 600 12px/1.2 var(--font-sans); color: var(--muted); margin-right: 4px; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.arch { width: 100%; border-collapse: collapse; font-family: var(--font-sans); font-size: 13px; min-width: 640px; }
table.arch th { text-align: left; padding: 9px 10px; font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); border-bottom: 1px solid var(--line); vertical-align: bottom; }
table.arch th.col-on { color: var(--rt-ink); }
table.arch td { padding: 11px 10px; border-bottom: 1px solid var(--line-2); color: var(--ink-2); font-variant-numeric: tabular-nums; }
table.arch td:first-child { font-weight: 650; color: var(--ink); white-space: nowrap; }
table.arch tr { transition: opacity 220ms ease; }
table.arch tr.out { opacity: 0.22; }
table.arch tr.out td:first-child { text-decoration: line-through; text-decoration-color: rgba(var(--ink-rgb), 0.4); }
table.arch tr.us td { background: color-mix(in oklab, var(--rt-soft) 45%, transparent); }
table.arch tr.us td:first-child { color: var(--rt-ink); }
.ck { color: var(--val-ink); font-weight: 700; }
.xx { color: var(--faint); }
.qualify { margin-top: 14px; font: 600 13px/1.4 var(--font-sans); color: var(--ink); min-height: 20px; }

/* ------------------------------------------------------------------ architecture flow */
.flow { display: flex; align-items: center; gap: 10px; flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
.fnode { flex: 1 1 0; min-width: 104px; padding: 13px 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); font: 600 13px/1.3 var(--font-sans); color: var(--ink); }
.fnode small { display: block; margin-top: 5px; font: 500 11px/1.4 var(--font-sans); color: var(--muted); }
.fnode .dim { display: inline-block; margin-top: 8px; font: 500 10.5px/1 var(--font-mono); color: var(--ink-2); background: rgba(var(--ink-rgb), 0.06); padding: 4px 6px; border-radius: 5px; }
.fnode.ref { background: color-mix(in oklab, #8e7fa3 16%, var(--paper)); border-color: rgba(113, 103, 121, 0.35); }
.fnode.heads { display: grid; gap: 8px; padding: 10px; background: transparent; border-style: dashed; }
.fnode.heads > div { padding: 10px; border-radius: 10px; border: 1px solid var(--line); background: var(--paper); }
.fnode.heads .r { border-color: rgba(var(--rt-rgb), 0.45); background: var(--rt-soft); }
.fnode.heads .v { border-color: rgba(var(--val-rgb), 0.45); background: var(--val-soft); }
.farrow { flex: 0 0 18px; align-self: center; color: var(--faint); text-align: center; font: 600 16px/1 var(--font-sans); }

/* ------------------------------------------------------------------ inspector + reader */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; }
.pane { border: 1px solid var(--line); border-radius: 16px; padding: 16px; background: rgba(var(--glass-rgb), 0.32); min-width: 0; }
.pane h4 { font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin: 0 0 12px; display: flex; justify-content: space-between; gap: 8px; }
.slotbar { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 6px; margin-bottom: 14px; }
.sb {
  position: relative; min-height: 40px; padding: 5px 4px 4px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper);
  cursor: pointer; text-align: center; overflow: hidden;
}
.sb .n { display: block; font: 600 9px/1 var(--font-mono); color: var(--faint); }
.sb .w { display: block; margin-top: 4px; font: 650 11px/1.15 var(--font-sans); color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb .fill { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--rt); transform-origin: 0 50%; transform: scaleX(var(--m, 0)); transition: transform 260ms ease; }
.sb.sel { border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink) inset; }
.sb.match { border-color: var(--rt); box-shadow: 0 0 0 1px var(--rt) inset; background: var(--rt-soft); }
.sb.doc .fill { background: var(--val); }
.toks { font-family: var(--font-serif); font-size: 18.5px; line-height: 1.8; color: var(--ink-2); word-break: break-word; }
.toks .pre { color: var(--faint); }
.toks .tok[data-pct]::after { content: attr(data-pct); position: relative; top: -0.75em; margin-left: 1px; font: 700 9px/1 var(--font-sans); color: var(--ink); }
.insp-note { margin-top: 12px; font: 500 12.5px/1.55 var(--font-sans); color: var(--muted); min-height: 40px; }
.insp-note b { color: var(--ink); }

.reader-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.reader-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.scores { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 14px; }
.score { padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); }
.score span { display: block; font: 500 10.5px/1.3 var(--font-sans); color: var(--muted); }
.score b { display: block; margin-top: 3px; font: 650 19px/1.1 var(--font-sans); color: var(--ink); }
.score.r { border-color: rgba(var(--rt-rgb), 0.35); }
.score.v { border-color: rgba(var(--val-rgb), 0.35); }
.score .bar { margin-top: 7px; height: 4px; border-radius: 3px; background: rgba(var(--ink-rgb), 0.08); overflow: hidden; }
.score .bar i { display: block; height: 100%; width: 0; border-radius: 3px; transition: width 400ms cubic-bezier(.2,.8,.2,1); }
.score.r .bar i { background: var(--rt); }
.score.v .bar i { background: var(--val); }
.score.s .bar i { background: var(--ink); }
.heat-wrap { position: relative; }
.heat-wrap svg { width: 100%; height: auto; overflow: visible; }
.heat-cap { display: flex; justify-content: space-between; gap: 8px; margin-top: 8px; font: 500 11px/1.4 var(--font-sans); color: var(--muted); }
.tip {
  position: fixed; z-index: 80; pointer-events: none; max-width: 280px; padding: 9px 11px; border-radius: 10px;
  background: var(--bb-invert, #24221f); color: var(--bb-on-invert, #f6f1e8); font: 500 12px/1.45 var(--font-sans); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  opacity: 0; transform: translateY(4px); transition: opacity 120ms ease, transform 120ms ease;
}
.tip.show { opacity: 1; transform: translateY(0); }
.tip b { color: inherit; font-weight: 700; }
.tip .k { display: inline-block; width: 12px; height: 2px; vertical-align: middle; margin-right: 6px; border-radius: 2px; }

/* ------------------------------------------------------------------ math */
.math-box { margin: 26px 0 30px; padding: 22px 24px; border-radius: 16px; border: 1px solid var(--line); background: rgba(var(--paper-rgb), 0.7); }
.math-box .row { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 10px 18px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line-2); }
.math-box .row:last-child { border-bottom: 0; }
.math-box .row > span { font: 600 12px/1.4 var(--font-sans); color: var(--muted); }
math { font-size: 1.12em; color: var(--ink); overflow-x: auto; max-width: 100%; }
math[display="block"] { margin: 0; text-align: left; }
.mrt { color: var(--rt-ink); }
.mval { color: var(--val-ink); }

/* ------------------------------------------------------------------ stats + charts */
.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 30px 0 8px; }
.stat { padding: 18px 18px 16px; border-radius: 16px; background: var(--paper); border: 1px solid var(--line); }
.stat .v { font: 650 clamp(26px, 2.8vw, 36px)/1.05 var(--font-sans); color: var(--ink); letter-spacing: -0.03em; }
.stat .v small { font-size: 0.55em; color: var(--muted); font-weight: 600; letter-spacing: -0.01em; }
.stat .l { margin-top: 8px; font: 500 12.5px/1.45 var(--font-sans); color: var(--muted); }
.chart svg { width: 100%; height: auto; overflow: visible; font-family: var(--font-sans); }
.chart .axis text, .chart .lab { fill: var(--muted); font-size: 11px; }
.chart .lab-strong { fill: var(--ink); font-size: 12px; font-weight: 650; }
.chart .grid line { stroke: rgba(var(--ink-rgb), 0.09); stroke-width: 1; }
.chart .hit { fill: transparent; cursor: default; }
.chart .row-hover rect.bg { fill: rgba(var(--ink-rgb), 0.04); }
details.tableview { margin-top: 14px; font-family: var(--font-sans); font-size: 13px; color: var(--muted); }
details.tableview summary { cursor: pointer; font-weight: 650; color: var(--ink-2); width: fit-content; }
details.tableview > div { overflow-x: auto; -webkit-overflow-scrolling: touch; }
details.tableview table { margin-top: 10px; border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
details.tableview th, details.tableview td { text-align: right; padding: 6px 8px; border-bottom: 1px solid var(--line-2); }
details.tableview th:first-child, details.tableview td:first-child { text-align: left; }
details.tableview th { font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }

.gap-meter { margin-top: 8px; }
.gap-track { position: relative; height: 54px; margin: 30px 0 34px; }
.gap-track .base { position: absolute; left: 0; right: 0; top: 24px; height: 6px; border-radius: 6px; background: linear-gradient(90deg, rgba(var(--rt-rgb), 0.15), rgba(var(--cost-rgb), 0.15)); }
.gap-track .closed { position: absolute; left: 0; top: 24px; height: 6px; border-radius: 6px; background: var(--val); width: 0; transition: width 900ms cubic-bezier(.2,.8,.2,1); }
.gap-track .pin { position: absolute; top: 15px; width: 2px; height: 24px; background: var(--ink); transform: translateX(-1px); }
.gap-track .pin span { position: absolute; top: -22px; left: 50%; transform: translateX(-50%); white-space: nowrap; font: 650 12px/1 var(--font-sans); color: var(--ink); }
.gap-track .pin em { position: absolute; top: 30px; left: 50%; transform: translateX(-50%); white-space: nowrap; font: 500 11px/1.2 var(--font-sans); color: var(--muted); font-style: normal; }
.gap-track .pin.l span, .gap-track .pin.l em { left: 0; transform: none; }
.gap-track .pin.r span, .gap-track .pin.r em { left: auto; right: 0; transform: none; }

/* ------------------------------------------------------------------ playground */
.pg-top { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.pg-query { margin: 4px 0 16px; font: 600 clamp(18px, 2vw, 22px)/1.35 var(--font-sans); color: var(--ink); letter-spacing: -0.015em; }
.pg-query small { display: block; margin-top: 6px; font: 500 11px/1.3 var(--font-mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }
.pg-list { position: relative; display: grid; gap: 8px; }
.pg-item {
  position: relative; display: grid; grid-template-columns: 44px minmax(0, 1fr) 150px; gap: 12px; align-items: start;
  padding: 11px 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--paper); will-change: transform;
}
.pg-item.gold { border-color: rgba(var(--val-rgb), 0.55); background: color-mix(in oklab, var(--val-soft) 45%, var(--paper)); box-shadow: 0 0 0 1px rgba(var(--val-rgb), 0.25) inset; }
.pg-rank { font: 650 15px/1.2 var(--font-sans); color: var(--ink); padding-top: 2px; }
.pg-rank small { display: block; margin-top: 4px; font: 600 10px/1 var(--font-sans); }
.pg-rank .up { color: var(--val-ink); }
.pg-rank .down { color: var(--cost-ink); }
.pg-text { font: 400 14px/1.5 var(--font-sans); color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pg-item.hidden { display: none; }
.pg-gap { padding: 2px 14px; font: 600 11px/1.4 var(--font-mono); color: var(--faint); letter-spacing: .08em; }
.pg-more { margin-top: 10px; }
.pg-text .ans { display: inline-block; margin-right: 6px; padding: 2px 7px; border-radius: 999px; background: var(--val); color: #fff; font: 700 9.5px/1.4 var(--font-sans); text-transform: uppercase; letter-spacing: 0.06em; vertical-align: 1px; }
.pg-sc { display: grid; gap: 5px; font: 500 11px/1.2 var(--font-sans); color: var(--muted); }
.pg-sc div { display: grid; grid-template-columns: 44px 1fr 40px; gap: 6px; align-items: center; }
.pg-sc i { position: relative; display: block; height: 6px; border-radius: 3px; background: rgba(var(--ink-rgb), 0.07); overflow: hidden; }
.pg-sc i u { position: absolute; top: 0; bottom: 0; display: block; border-radius: 3px; }
.pg-sc .v i::after { content: ""; position: absolute; left: 50%; top: -2px; bottom: -2px; width: 1px; background: rgba(var(--ink-rgb), 0.35); }
.pg-sc .r u { background: var(--rt); }
.pg-sc .v u { background: var(--val); }
.pg-sc b { font-weight: 650; color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
.pg-foot { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: space-between; font: 500 12.5px/1.5 var(--font-sans); color: var(--muted); }

/* ------------------------------------------------------------------ training */
.stages { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.stage { padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); }
.stage .k { font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.stage h4 { margin: 8px 0 8px; font: 650 17px/1.3 var(--font-sans); color: var(--ink); }
.stage p { margin: 0; font: 400 14px/1.6 var(--font-sans); color: var(--ink-2); }
.stage .hw { margin-top: 12px; display: inline-block; padding: 5px 9px; border-radius: 999px; background: rgba(var(--ink-rgb), 0.06); font: 600 11px/1 var(--font-sans); color: var(--ink-2); }
.ticker { margin-top: 18px; display: grid; grid-template-columns: repeat(24, minmax(0, 1fr)); gap: 4px; }
.ticker i { height: 34px; border-radius: 6px; background: rgba(var(--ink-rgb), 0.07); position: relative; transition: background 200ms ease, transform 200ms ease; }
.ticker i.kl.on { background: var(--val); }
.ticker i.rp { box-shadow: 0 0 0 1.5px var(--rt) inset; }
.ticker i.rp.on { background: linear-gradient(180deg, var(--rt) 50%, var(--val) 50%); }
.ticker i.now { transform: translateY(-3px); }
.ticker-legend { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 14px; font: 500 12px/1.4 var(--font-sans); color: var(--muted); }

table.cmp { width: 100%; border-collapse: collapse; font-family: var(--font-sans); font-size: 14px; margin: 18px 0 8px; font-variant-numeric: tabular-nums; }
table.cmp th { text-align: right; padding: 8px 10px; font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); border-bottom: 1px solid var(--line); }
table.cmp td { text-align: right; padding: 10px; border-bottom: 1px solid var(--line-2); color: var(--ink-2); }
table.cmp th:first-child, table.cmp td:first-child { text-align: left; }
table.cmp td:first-child { color: var(--ink); font-weight: 650; }
table.cmp tr.hl td { background: color-mix(in oklab, var(--rt-soft) 45%, transparent); }
table.cmp .d { color: var(--val-ink); font-weight: 650; }
table.cmp .neg { color: var(--cost-ink); font-weight: 650; }

/* ------------------------------------------------------------------ callouts, code, footer */
.callout { margin: 28px 0; padding: 18px 20px 18px 22px; border-left: 3px solid var(--rt); background: color-mix(in oklab, var(--rt-soft) 35%, transparent); border-radius: 0 14px 14px 0; font-size: 18.5px; line-height: 1.6; }
.callout.honest { border-left-color: var(--cost); background: color-mix(in oklab, var(--cost-soft) 45%, transparent); }
.callout.green { border-left-color: var(--val); background: color-mix(in oklab, var(--val-soft) 50%, transparent); }
.callout .t { display: block; margin-bottom: 6px; font: 650 11px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-2); }
.pull { margin: 40px 0; font: 600 clamp(26px, 3vw, 36px)/1.22 var(--font-sans); letter-spacing: -0.03em; color: var(--ink); }
.pull em { font-family: var(--font-serif); font-style: italic; font-weight: 430; color: var(--accent); }
pre.code {
  position: relative; margin: 22px 0; padding: 20px 22px; border-radius: 16px; background: #24221f; color: #efe8dc; overflow-x: auto;
  font: 13.5px/1.65 var(--font-mono); tab-size: 4; box-shadow: var(--shadow); padding-top: 44px;
}
pre.code code { background: none; padding: 0; color: inherit; font-size: inherit; }
pre.code .c { color: #9b9387; }
pre.code .s { color: #b8d4a8; }
pre.code .k { color: #9ec3e3; }
pre.code .f { color: #ecd38f; }
.copy { position: absolute; top: 10px; right: 10px; border: 1px solid rgba(255, 255, 255, 0.18); background: rgba(255, 255, 255, 0.06); color: #efe8dc; border-radius: 8px; padding: 5px 9px; font: 600 11px/1 var(--font-sans); cursor: pointer; }
.copy:hover { background: rgba(255, 255, 255, 0.14); }
.links-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 26px 0; }
.link-card { display: block; padding: 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--paper); text-decoration: none; transition: transform 160ms ease, box-shadow 160ms ease; }
.link-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.link-card .k { font: 600 10px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.link-card b { display: block; margin-top: 8px; font: 650 16px/1.3 var(--font-sans); color: var(--ink); }
.link-card span { display: block; margin-top: 6px; font: 500 12.5px/1.5 var(--font-sans); color: var(--muted); word-break: break-word; }
.cta { margin: 56px 0 10px; padding: clamp(28px, 4vw, 44px); border-radius: 24px; background: var(--paper-deep); border: 1px solid var(--line); }
.cta h3 { margin: 0 0 10px; font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.035em; }
.cta p { font-size: 18.5px; color: var(--ink-2); }
.cta a.mail { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; padding: 14px 0; border-bottom: 2px solid var(--ink); font: 650 clamp(18px, 2.2vw, 26px)/1.2 var(--font-sans); letter-spacing: -0.02em; text-decoration: none; color: var(--ink); }
.footnotes { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); font-family: var(--font-sans); font-size: 13.5px; line-height: 1.65; color: var(--muted); }
.footnotes ol { padding-left: 1.3em; }
.footnotes li { margin: 0.55em 0; }
.footnotes li:target { background: var(--hl-soft); border-radius: 6px; }
.cite { white-space: pre-wrap; font: 12.5px/1.6 var(--font-mono); background: rgba(var(--ink-rgb), 0.05); padding: 14px 16px; border-radius: 12px; color: var(--ink-2); overflow-x: auto; }
.bb-footer { margin-top: 60px; background: var(--paper-deep); border-top: 1px solid var(--line); font-family: var(--font-sans); }
.bb-footer .inner { width: min(100% - 48px, 1280px); margin-inline: auto; min-height: 100px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 20px; align-items: center; font-size: 12px; color: var(--muted); }
.bb-footer .inner > p { margin: 0; text-align: center; }
.bb-footer .links { display: flex; justify-content: flex-end; gap: 22px; }
.bb-footer a { text-decoration: none; color: var(--ink); }

/* ------------------------------------------------------------------ responsive */
@media (max-width: 980px) {
  .hv-grid { grid-template-columns: 1fr; }
  .split, .reader-grid { grid-template-columns: 1fr; }
  .spec-cols { grid-template-columns: 1fr; }
  .spec-canvas { height: 130px; }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stages { grid-template-columns: 1fr; }
  .links-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  :root { --gutter: 16px; }
  body { font-size: 18.5px; line-height: 1.6; }
  h1 { font-size: clamp(36px, 10.4vw, 46px); line-height: 1.02; }
  h1 .l + .l { margin-top: 6px; }
  .hv-grid { gap: 46px; }
  .passes { grid-template-columns: 1fr; }
  .counters { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
  .counters b { font-size: 16px; }
  .bb-nav-inner { width: min(100% - 32px, 1280px); }
  .bb-nav-links .hide-sm { display: none; }
  .bb-brand small { display: none; }
  .steps { flex-wrap: wrap; }
  .step { flex: 1 1 40%; }
  .arrow { display: none; }
  .grid100 { grid-template-columns: repeat(20, 8px); gap: 2px; }
  .grid100 i { width: 8px; height: 8px; }
  .slotbar { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .pg-item { grid-template-columns: 36px minmax(0, 1fr); }
  .pg-sc { grid-column: 2; }
  .math-box .row { grid-template-columns: 1fr; gap: 4px; }
  .flow { flex-wrap: wrap; }
  .fnode { flex: 1 1 42%; }
  .farrow { display: none; }
  .ticker { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .bb-footer .inner { grid-template-columns: 1fr; padding-block: 24px; }
  .bb-footer .inner > p { text-align: left; }
  .bb-footer .links { justify-content: flex-start; }
  .tldr { padding: 20px 18px; }
  table.cmp { font-size: 13px; }
  table.cmp th, table.cmp td { padding: 8px 6px; }
  table.cmp th { white-space: normal; }
  .tldr ul { font-size: 17px; }
  .hv-slots { gap: 8px; }
  .slot { height: 46px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
@media print {
  .bb-nav, .hv-canvas, .copy { display: none !important; }
  main { padding-top: 0; }
}

/* ------------------------------------------------------------------ site chrome + dark theme */
.bb-crumbs { display: inline-flex; align-items: center; gap: 10px; min-width: 0; }
.bb-crumb-sep { color: var(--faint); font: 500 14px/1 var(--font-sans); }
.bb-crumb { color: var(--muted); font: 500 13.5px/1 var(--font-sans); text-decoration: none; transition: color 160ms ease; }
.bb-crumb:hover { color: var(--ink); }
.bb-theme-toggle { display: inline-grid; place-items: center; width: 34px; height: 34px; padding: 0; border: 0; border-radius: 999px; background: transparent; color: var(--ink-2); cursor: pointer; transition: background-color 160ms ease, color 160ms ease; }
.bb-theme-toggle:hover { background: rgba(var(--ink-rgb), 0.06); color: var(--ink); }
.bb-theme-toggle svg { width: 17px; height: 17px; }
[data-theme="dark"] .bb-theme-toggle .i-sun, :root:not([data-theme="dark"]) .bb-theme-toggle .i-moon { display: none; }
.bb-nav-links { gap: 22px; }
.bb-nav-inner, .bb-footer .inner { width: min(100% - 64px, 1136px); }
.bb-nav-cta:hover { background: var(--bb-invert-hover, #3a3631); }
[data-theme="dark"] .bb-logo-tile img { filter: invert(0.94); }
.bb-footer { background: transparent; }
.bb-footer .inner { grid-template-columns: 1fr auto; min-height: 0; padding-block: 44px; align-items: start; font-size: 14px; }
.bb-footer .brandcol p { margin: 14px 0 0; color: var(--muted); font-size: 14px; text-align: left; }
.bb-footer .links { display: grid; grid-template-columns: repeat(3, auto); gap: 12px 44px; justify-content: end; }
.bb-footer .links a { color: var(--muted); transition: color 160ms ease; }
.bb-footer .links a:hover { color: var(--ink); }
.bb-footer .inner.bottom { grid-template-columns: 1fr auto; align-items: center; padding-block: 22px; border-top: 1px solid var(--line-2); font-size: 13px; }
.bb-footer .inner.bottom p { margin: 0; text-align: left; color: var(--muted); }
.bb-footer .inner.bottom p a { color: var(--muted); }
.bb-theme-switch { display: inline-flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; }
.bb-theme-switch button { display: inline-grid; place-items: center; width: 30px; height: 30px; padding: 0; border: 0; border-radius: 999px; background: transparent; color: var(--muted); cursor: pointer; }
.bb-theme-switch button:hover { color: var(--ink); }
.bb-theme-switch button[aria-pressed="true"] { background: var(--paper); color: var(--ink); box-shadow: 0 0 0 1px var(--line), 0 1px 2px rgba(0, 0, 0, 0.08); }
.bb-theme-switch svg { width: 15px; height: 15px; }
.sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
[data-theme="dark"] pre.code { background: #1d1c1a; box-shadow: none; border: 1px solid var(--line); }
[data-theme="dark"] .slot b span { background: rgba(var(--paper-rgb), 0.86); color: var(--ink); }
[data-theme="dark"] .pg-text .ans { color: #0f1a14; }
[data-theme="dark"] .chip[aria-pressed="true"], [data-theme="dark"] .chip.on, [data-theme="dark"] .seg button[aria-pressed="true"] { color: var(--bb-on-invert, #171614); }
@media (max-width: 760px) {
  .bb-nav-inner, .bb-footer .inner { width: min(100% - 32px, 1136px); }
  .bb-crumb-sep, .bb-crumb { display: none; }
  .bb-footer .inner { grid-template-columns: 1fr; gap: 28px; padding-block: 32px; }
  .bb-footer .links { grid-template-columns: repeat(2, auto); justify-content: start; }
  .bb-footer .inner.bottom { grid-template-columns: 1fr; gap: 14px; }
}