/* Cleanroom — design system
   Editorial paper, high-contrast serif, mono for data.
   No glassmorphism, no purple gradients, no Inter. */

/* ---------- 1. Type & tokens ---------- */
@import url("https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Instrument+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  --paper: #f4f0e7;
  --paper-lift: #fbf9f4;
  --card: #fffdf8;
  --ink: #16130f;
  --ink-2: #4c463c;
  --ink-3: #8a8274;
  --rule: rgba(22, 19, 15, 0.13);
  --rule-soft: rgba(22, 19, 15, 0.07);
  --accent: #b23a19;
  --accent-ink: #8d2d13;
  --accent-wash: #f2e3d5;
  --good: #2c6650;
  --warn: #8a5f0d;

  --serif: "Instrument Serif", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Instrument Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --wrap: 1180px;
  --gutter: clamp(1.15rem, 4vw, 3rem);

  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 1.75rem;
  --radius-s: 0.9rem;
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  background-color: #ece5d6;
}

body {
  margin: 0;
  background-color: var(--paper);
  background-image: url("/assets/paper-tile.jpg");
  background-size: 780px auto;
  background-repeat: repeat;
  background-blend-mode: multiply;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.62;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: var(--accent); color: #fff8f2; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* paper fibre + print grain — fixed layers, never on scrolling content.
   Two frequencies: coarse = paper mottling, fine = ink speckle on type. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  mix-blend-mode: multiply;
  opacity: 0.05;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='320' height='320'><filter id='c'><feTurbulence type='fractalNoise' baseFrequency='0.26' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='320' height='320' filter='url(%23c)' opacity='0.30'/></svg>"),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='150' height='150'><filter id='f'><feTurbulence type='fractalNoise' baseFrequency='0.92' numOctaves='4' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='150' height='150' filter='url(%23f)' opacity='0.51'/></svg>");
  background-size: 320px 320px, 150px 150px;
}

/* ink spread — makes display type read as pressed, not rendered */
h1, h2, h3, .brand {
  text-shadow:
    0 0 0.35px currentColor,
    0 0 0.9px rgba(22, 19, 15, 0.09);
}

/* ink dropout — 边缘抖墨。
   不用遮罩铺整字（会整篇发花），改用 SVG 位移滤镜：噪声把字形边缘推歪，
   再叠极轻的掉墨，效果是"边缘轻微露出的墨点"，字心保持实心。 */
h1, h2 {
  filter: url("#ink-rough");
}

.ink-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

/* ---------- 3. Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.narrow { max-width: 780px; }
section { padding-block: clamp(4rem, 9vw, 8.5rem); }
section + section { padding-top: 0; }

/* ---------- 4. Type ---------- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.02;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2.85rem, 7.4vw, 6.1rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.35rem); }
h3 { font-size: clamp(1.45rem, 2.4vw, 1.95rem); line-height: 1.1; }
p { margin: 0 0 1.15em; max-width: 68ch; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 600; }
em { font-style: italic; }

.lede {
  font-size: clamp(1.1rem, 1.55vw, 1.32rem);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 62ch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 1.5rem;
}
.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: var(--accent);
}
.eyebrow--bare::before { display: none; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }

.rule {
  height: 1px;
  background: var(--rule);
  border: 0;
  margin: 0;
}

/* ---------- 5. Nav ---------- */
.nav-shell {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: clamp(0.75rem, 2vw, 1.35rem) 0;
  pointer-events: none;
}
.nav {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  width: max-content;
  max-width: calc(100% - 2 * var(--gutter));
  margin-inline: auto;
  padding: 0.42rem 0.42rem 0.42rem 1.1rem;
  border-radius: 999px;
  background: rgba(251, 249, 244, 0.82);
  border: 1px solid var(--rule);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 1px 2px rgba(22, 19, 15, 0.04);
}
.nav a {
  text-decoration: none;
  font-size: 0.88rem;
  color: var(--ink-2);
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  transition: background 420ms var(--ease), color 420ms var(--ease);
  white-space: nowrap;
}
.nav a:hover { background: rgba(22, 19, 15, 0.055); color: var(--ink); }
.nav .brand {
  font-family: var(--serif);
  font-size: 1.22rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  padding-right: 0.9rem;
  margin-right: 0.15rem;
  border-right: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.brand-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}
.nav-spacer { flex: 1 1 auto; }
@media (max-width: 720px) {
  .nav { padding-left: 0.85rem; gap: 0.1rem; }
  .nav a { font-size: 0.8rem; padding: 0.4rem 0.5rem; }
  .nav .hide-sm { display: none; }
}

/* ---------- 6. Hero ---------- */
.hero {
  padding-top: clamp(3rem, 6vw, 5.5rem);
  padding-bottom: clamp(3rem, 6vw, 6rem);
}
.hero h1 { max-width: 17ch; }
.hero h1 em {
  font-style: italic;
  color: var(--accent-ink);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: end;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; align-items: start; }
}

.stamp {
  border-left: 3px solid var(--accent);
  border-radius: 0 1rem 1rem 0;
  background: var(--paper-lift);
  padding: 1.35rem 1.5rem;
  margin-top: 0.4rem;
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--ink-2);
}
.stamp b {
  color: var(--accent-ink);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

/* ---------- 7. Ledger ---------- */
.ledger {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}
.ledger caption {
  caption-side: bottom;
  padding-top: 1.1rem;
  text-align: left;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.ledger th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 0 0.85rem 0.75rem 0;
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}
.ledger td {
  padding: 1rem 0.85rem 1rem 0;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: top;
}
.ledger tr:last-child td { border-bottom: 0; }
.ledger .app-cell { min-width: 11rem; }
.ledger .app-name {
  font-family: var(--serif);
  font-size: 1.32rem;
  line-height: 1.1;
  display: block;
  text-decoration: none;
  transition: color 320ms var(--ease);
}
.ledger .app-name:hover { color: var(--accent-ink); }
.ledger .app-sub {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-3);
  margin-top: 0.25rem;
  max-width: 24ch;
}
.ledger .num { white-space: nowrap; }
.verdict {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  white-space: nowrap;
}
.v-early { color: var(--warn); }
.v-no { color: var(--accent-ink); }
.v-yes { color: var(--good); }

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
@media (max-width: 760px) {
  .ledger { min-width: 640px; }
}

/* ---------- 8. Cards (double-bezel) ---------- */
.bezel {
  background: rgba(22, 19, 15, 0.045);
  border: 1px solid rgba(22, 19, 15, 0.06);
  border-radius: var(--radius);
  padding: 6px;
}
.bezel > .core {
  background: var(--card);
  border-radius: calc(var(--radius) - 5px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
  padding: clamp(1.3rem, 3vw, 2.1rem);
  height: 100%;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(0.85rem, 1.6vw, 1.15rem);
}
.card-grid--wide { grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); }

.app-card { text-decoration: none; display: block; transition: transform 700ms var(--ease); }
.app-card:hover { transform: translateY(-3px); }
.app-card h3 { margin-bottom: 0.4rem; }
.app-card .meta {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.03em;
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1.1rem;
}
.app-card p { font-size: 0.94rem; color: var(--ink-2); margin-bottom: 0; }

/* ---------- 9. Verdict block ---------- */
.verdict-box {
  border-left: 3px solid var(--accent);
  background: var(--accent-wash);
  padding: 1.3rem 1.5rem;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  margin: 2rem 0;
}
.verdict-box .label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: block;
  margin-bottom: 0.5rem;
}
.verdict-box p { font-size: 1.02rem; margin: 0; color: var(--ink); }

/* ---------- 10. Article ---------- */
.article-head {
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
  max-width: min(68ch, 100%);
  margin-inline: auto;
}
.article-head h1 { font-size: clamp(2.3rem, 5.2vw, 4.1rem); max-width: 22ch; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--ink-3);
  margin-top: 1.6rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule);
}
.article-meta b { color: var(--ink); font-weight: 500; }

.prose { max-width: min(68ch, 100%); margin-inline: auto; }
.prose h2 {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  margin: 2.9rem 0 1rem;
}
.prose h3 { margin: 2.2rem 0 0.7rem; font-family: var(--sans); font-size: 1.12rem; font-weight: 600; letter-spacing: 0; }
.prose ul, .prose ol { margin: 0 0 1.3em; padding-left: 1.15rem; }
.prose li { margin-bottom: 0.5rem; max-width: 62ch; }
.prose li::marker { color: var(--ink-3); }
.prose a {
  color: var(--accent-ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(141, 45, 19, 0.4);
  transition: text-decoration-color 300ms var(--ease), color 300ms var(--ease);
}
.prose a:hover { text-decoration-color: var(--accent-ink); }
.prose code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: rgba(22, 19, 15, 0.055);
  padding: 0.15em 0.4em;
  border-radius: 5px;
}
.prose pre {
  background: #1d1a15;
  color: #ebe5d8;
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-s);
  overflow-x: auto;
  font-size: 0.83rem;
  line-height: 1.65;
  margin: 0 0 1.5em;
}
.prose pre code { background: none; padding: 0; font-size: inherit; color: inherit; }
.prose blockquote {
  margin: 1.8rem 0;
  padding: 0.2rem 0 0.2rem 1.25rem;
  border-left: 2px solid var(--rule);
  color: var(--ink-2);
  font-style: italic;
}
.prose table { width: 100%; border-collapse: collapse; margin: 0 0 1.6em; font-size: 0.92rem; }
.prose th, .prose td { text-align: left; padding: 0.6rem 0.7rem 0.6rem 0; border-bottom: 1px solid var(--rule-soft); vertical-align: top; }
.prose th { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); border-bottom-color: var(--rule); }

.fact-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(108px, 1fr));
  gap: 1px;
  background: transparent;
  border-block: 1px solid var(--rule);
  margin: 2.2rem 0;
}
.fact-strip div {
  background: transparent;
  padding: 1rem 0.9rem 1.1rem;
  box-shadow: inset -1px 0 0 var(--rule);
}
.fact-strip div:last-child { box-shadow: none; }
.fact-strip dt {
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 0.35rem;
}
.fact-strip dd { margin: 0; font-size: 0.95rem; }
.fact-strip dd .num { font-size: 1.28rem; }

/* split: what works / what doesn't */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--radius-s); overflow: hidden; margin: 1.8rem 0 2.2rem; }
.split > div { background: var(--card); padding: 1.3rem 1.4rem; }
.split h3 { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; margin: 0 0 0.9rem; }
.split .works h3 { color: var(--good); }
.split .fails h3 { color: var(--accent-ink); }
.split ul { margin: 0; padding-left: 1.05rem; font-size: 0.93rem; }
.split li { margin-bottom: 0.55rem; }
.split li:last-child { margin-bottom: 0; }
@media (max-width: 700px) { .split { grid-template-columns: 1fr; } }

.cite { font-size: 0.88rem; color: var(--ink-3); }
.cite::before { content: "↳ "; font-family: var(--mono); }

.next-up { border-top: 1px solid var(--rule); margin-top: 3rem; padding-top: 1.6rem; }
.next-up .eyebrow { margin-bottom: 0.9rem; }
.next-up a { display: block; text-decoration: none; padding: 0.85rem 0; border-bottom: 1px solid var(--rule-soft); transition: padding-left 500ms var(--ease), color 400ms var(--ease); }
.next-up a:hover { padding-left: 0.5rem; color: var(--accent-ink); }
.next-up a:last-child { border-bottom: 0; }
.next-up .t { font-family: var(--serif); font-size: 1.24rem; }
.next-up .d { font-size: 0.85rem; color: var(--ink-3); }

/* ---------- 11. Footer ---------- */
footer {
  border-top: 1px solid var(--rule);
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-block: clamp(2.5rem, 4vw, 3.5rem);
}
.foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
  gap: 2rem;
  font-size: 0.88rem;
}
.foot-grid h3 {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 0.85rem;
}
.foot-grid a { display: block; text-decoration: none; color: var(--ink-2); padding: 0.17rem 0; transition: color 300ms var(--ease); }
.foot-grid a:hover { color: var(--accent-ink); }
.foot-note { margin-top: 2.4rem; padding-top: 1.4rem; border-top: 1px solid var(--rule-soft); font-size: 0.78rem; color: var(--ink-3); display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }

/* ---------- 12. Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(1.1rem);
    filter: blur(3px);
    transition:
      opacity 900ms var(--ease-out),
      transform 900ms var(--ease-out),
      filter 900ms var(--ease-out);
    transition-delay: var(--d, 0ms);
  }
  .reveal.in { opacity: 1; transform: none; filter: blur(0); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------- 13. Utility ---------- */
.cta-row { display: flex; flex-wrap: wrap; gap: 0.8rem; align-items: center; margin-top: 2.2rem; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.55rem 0.55rem 0.55rem 1.25rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper-lift);
  transition: transform 500ms var(--ease), background 500ms var(--ease);
}
.btn:hover { background: #2b261e; }
.btn:active { transform: scale(0.985); }
.btn .ico {
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.13);
  display: grid;
  place-items: center;
  font-size: 0.95rem;
  transition: transform 500ms var(--ease);
}
.btn:hover .ico { transform: translate(1px, -1px); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: 0.6rem 1.25rem;
}
.btn--ghost:hover { background: rgba(22, 19, 15, 0.04); }

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 100;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  border-radius: 6px;
}

.note {
  font-size: 0.85rem;
  color: var(--ink-3);
  border-top: 1px solid var(--rule-soft);
  padding-top: 1rem;
  margin-top: 2rem;
}

/* ---------- 14. Figures ---------- */
.figure { margin: clamp(1.8rem, 3.5vw, 2.8rem) 0; }
.figure .frame {
  background: rgba(22, 19, 15, 0.055);
  border: 1px solid rgba(22, 19, 15, 0.09);
  border-radius: var(--radius-s);
  padding: 5px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-s) - 4px);
  filter: saturate(0.97) contrast(1.015);
}
.figure figcaption {
  font-family: var(--mono);
  font-size: 0.71rem;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--ink-3);
  margin-top: 0.75rem;
  max-width: 62ch;
}
.figure figcaption a { color: var(--ink-3); text-decoration-color: var(--rule); }
.figure figcaption a:hover { color: var(--accent-ink); }

.shot-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1rem, 2vw, 1.6rem);
  margin-top: 2.4rem;
}
.shot-strip a { text-decoration: none; display: block; }
.shot-strip .frame {
  background: rgba(22, 19, 15, 0.055);
  border: 1px solid rgba(22, 19, 15, 0.09);
  border-radius: var(--radius-s);
  padding: 5px;
  transition: transform 700ms var(--ease);
}
.shot-strip a:hover .frame { transform: translateY(-3px); }
.shot-strip img {
  display: block; width: 100%; height: auto;
  border-radius: calc(var(--radius-s) - 4px);
  filter: saturate(0.97) contrast(1.015);
}
.shot-strip .cap {
  font-family: var(--mono);
  font-size: 0.69rem;
  color: var(--ink-3);
  margin-top: 0.7rem;
  display: block;
}
.shot-strip .cap b {
  color: var(--ink);
  font-weight: 500;
  font-family: var(--serif);
  font-size: 1.02rem;
  letter-spacing: 0;
  display: block;
  margin-bottom: 0.2rem;
}

/* ---------- 15. Parity chart ---------- */
.parity { display: grid; gap: 1.9rem; margin: 2.6rem 0 1rem; }
.parity-item { display: grid; grid-template-columns: 9.5rem minmax(0, 1fr); gap: 1.1rem; align-items: center; }
.parity-name { font-family: var(--serif); font-size: 1.3rem; line-height: 1.1; }
.parity-name small { display: block; font-family: var(--mono); font-size: 0.63rem; letter-spacing: 0.11em; text-transform: uppercase; color: var(--ink-3); margin-top: 0.35rem; }
.bars { display: grid; gap: 0.3rem; }
.bar-line { display: grid; grid-template-columns: 4.6rem minmax(0, 1fr) 3.1rem; gap: 0.7rem; align-items: center; }
.bar-label { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.bar-track { height: 0.46rem; background: rgba(22, 19, 15, 0.08); border-radius: 999px; overflow: hidden; }
.bar-fill { display: block; height: 100%; border-radius: 999px; background: var(--ink); transform-origin: left center; }
.bar-fill--breadth { background: var(--ink); }
.bar-fill--depth { background: var(--accent); }
.bar-val { font-family: var(--mono); font-size: 0.76rem; text-align: right; color: var(--ink-2); }
@media (max-width: 640px) {
  .parity-item { grid-template-columns: 1fr; gap: 0.55rem; }
  .bar-line { grid-template-columns: 4rem minmax(0, 1fr) 2.9rem; }
}

.legend { display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 2rem; font-size: 0.82rem; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 0.5rem; }
.legend i { width: 1.5rem; height: 0.36rem; border-radius: 999px; }
.legend .k-breadth { background: var(--ink); }
.legend .k-depth { background: var(--accent); }