/* ============================================================================
   i5Benchmark — Editorial Design System v2
   Light, research-led, institutional. One accent. Thin rules. No glass, no glow.
   Tokens are the single source of truth; change them here to restyle the site.
   ========================================================================== */

/* ---------- 1. Tokens --------------------------------------------------- */
:root {
  /* Surfaces */
  --paper:        #F4F2EC;   /* warm paper background */
  --panel:        #FBFAF7;   /* pale neutral panel */
  --panel-deep:   #EFEDE6;   /* slightly recessed panel */
  --ink:          #111315;   /* near-black primary text */
  --graphite:     #6F716D;   /* secondary text */
  --rule:         #D8D7D1;   /* thin neutral border */
  --rule-soft:    #E4E2DB;

  /* Accent — muted cobalt */
  --accent:       #3B5CCC;
  --accent-deep:  #2C47A6;
  --accent-tint:  #E9EDFA;
  --accent-edge:  #C3CDF0;

  /* Status (used sparingly, evidence labels only) */
  --status-open:  #6F716D;
  --status-gap:   #8A6A1F;
  --status-gap-tint:#F6F0DE;

  /* Type */
  --sans: "Instrument Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Scale */
  --step--1: 0.8125rem;   /* 13px  fine print */
  --step-0:  1rem;        /* 16px  body min */
  --step-1:  1.0625rem;   /* 17px  body large */
  --step-2:  clamp(1.15rem, 1.5vw, 1.3125rem);
  --step-3:  clamp(1.4rem, 2.2vw, 1.75rem);
  --step-4:  clamp(1.75rem, 3.2vw, 2.5rem);
  --step-5:  clamp(2.1rem, 4.4vw, 3.4rem);
  --step-6:  clamp(2.4rem, 5.4vw, 4.1rem);

  /* Structure */
  --max:      1280px;
  --gutter:   clamp(20px, 4vw, 48px);
  --col-gap:  clamp(18px, 2vw, 28px);
  --radius:   8px;
  --radius-sm:6px;
  --radius-lg:10px;

  /* Rhythm */
  --space-section: clamp(64px, 8vw, 116px);
  --space-block:   clamp(32px, 4vw, 56px);

  --ease: cubic-bezier(.22,.61,.36,1);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--step-0);
  line-height: 1.62;
  font-feature-settings: "kern" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }

img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
figure, blockquote { margin: 0; }
ul, ol { margin: 0; padding: 0; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 500; letter-spacing: -0.021em; line-height: 1.14; }
p { margin: 0; }
::selection { background: var(--accent-tint); color: var(--ink); }

/* Focus: always visible, never suppressed */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
a:focus-visible, button:focus-visible, summary:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 999;
  padding: 10px 16px; background: var(--ink); color: #fff;
  font-size: var(--step--1); font-weight: 500; border-radius: var(--radius-sm);
  transition: top .18s var(--ease);
}
.skip-link:focus { top: 16px; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- 3. Layout primitives ---------------------------------------- */
.shell { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.shell-narrow { width: 100%; max-width: 780px; margin-inline: auto; padding-inline: var(--gutter); }

.grid12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--col-gap); }

.section { padding-block: var(--space-section); position: relative; }
.section--tight { padding-block: clamp(44px, 5vw, 72px); }
.section--panel { background: var(--panel); }
.section--deep  { background: var(--panel-deep); }
.section--ink   { background: var(--ink); color: #F4F2EC; }
.section--ink .lede, .section--ink .body { color: #B4B6B2; }
.section--ruled { border-top: 1px solid var(--rule); }
.section--ruled-b { border-bottom: 1px solid var(--rule); }

/* ---------- 4. Typography ----------------------------------------------- */
.label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.6875rem;    /* 11px */
  font-weight: 500;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--graphite);
  line-height: 1.5;
}
.label--accent { color: var(--accent); }
.label--rule {
  padding-bottom: 12px; border-bottom: 1px solid var(--rule);
  display: block; width: 100%; margin-bottom: clamp(22px, 3vw, 36px);
}

.display  { font-size: var(--step-6); letter-spacing: -0.032em; line-height: 1.04; font-weight: 500; }
.h1       { font-size: var(--step-5); letter-spacing: -0.028em; line-height: 1.07; }
.h2       { font-size: var(--step-4); letter-spacing: -0.024em; line-height: 1.1; }
.h3       { font-size: var(--step-3); letter-spacing: -0.02em; line-height: 1.18; }
.h4       { font-size: var(--step-2); letter-spacing: -0.014em; line-height: 1.28; }
.h5       { font-size: var(--step-1); letter-spacing: -0.008em; line-height: 1.38; font-weight: 500; }

.lede { font-size: var(--step-2); line-height: 1.5; color: var(--graphite); max-width: 62ch; }
.body { font-size: var(--step-1); line-height: 1.65; color: var(--graphite); max-width: 68ch; }
.body--ink { color: var(--ink); }
.fine { font-size: var(--step--1); line-height: 1.55; color: var(--graphite); }
.mono { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.02em; }
.measure  { max-width: 62ch; }
.measure-l { max-width: 74ch; }
.stack > * + * { margin-top: var(--flow, 18px); }

.text-link {
  color: var(--ink); font-weight: 500;
  border-bottom: 1px solid var(--accent-edge);
  padding-bottom: 1px;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}
.text-link:hover { color: var(--accent); border-color: var(--accent); }
.text-link--accent { color: var(--accent); }
.arrow-link {
  display: inline-flex; align-items: baseline; gap: 8px;
  font-size: var(--step-0); font-weight: 500; color: var(--ink);
}
.arrow-link .arw { transition: transform .22s var(--ease); color: var(--accent); }
.arrow-link:hover { color: var(--accent); }
.arrow-link:hover .arw { transform: translateX(4px); }

/* ---------- 5. Buttons -------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 46px; padding: 0 20px;
  border: 1px solid transparent; border-radius: var(--radius);
  font-size: 0.9375rem; font-weight: 500; letter-spacing: -0.004em;
  transition: background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
  white-space: nowrap;
}
.btn .arw { transition: transform .22s var(--ease); }
.btn:hover .arw { transform: translateX(3px); }

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-deep); }

.btn--outline { border-color: var(--rule); color: var(--ink); background: transparent; }
.btn--outline:hover { border-color: var(--ink); background: rgba(17,19,21,.035); }

.btn--ink { background: var(--ink); color: #fff; }
.btn--ink:hover { background: #26292b; }

.btn--onink { border-color: rgba(244,242,236,.34); color: #F4F2EC; background: transparent; }
.btn--onink:hover { border-color: #F4F2EC; background: rgba(244,242,236,.08); }

.btn--sm { min-height: 38px; padding: 0 14px; font-size: var(--step--1); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* ---------- 6. Cards / matrices ----------------------------------------- */
/* Flat cards separated by 1px rules — no shadows, no floating glass. */
.matrix {
  display: grid;
  border: 1px solid var(--rule);
  background: var(--panel);
  border-radius: var(--radius);
  overflow: hidden;
}
.matrix--1 { grid-template-columns: minmax(0, 1fr); }
.matrix--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.matrix--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.matrix--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }

.cell {
  padding: clamp(22px, 2.4vw, 32px);
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--panel);
  transition: background-color .2s var(--ease);
  min-width: 0;
}
.matrix--1 .cell, .matrix--2 .cell:nth-child(2n), .matrix--3 .cell:nth-child(3n), .matrix--4 .cell:nth-child(4n) { border-right: 0; }
.cell:last-child { border-bottom: 0; }
a.cell:hover, .cell--hover:hover { background: var(--accent-tint); }

@media (max-width: 1000px) {
  .matrix--4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .matrix--4 .cell { border-right: 1px solid var(--rule); }
  .matrix--4 .cell:nth-child(2n) { border-right: 0; }
}
@media (max-width: 760px) {
  .matrix--2, .matrix--3, .matrix--4 { grid-template-columns: minmax(0, 1fr); }
  .matrix .cell { border-right: 0 !important; }
}

.cell__n { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: .12em; color: var(--accent); display: block; }
.cell__t { margin: 14px 0 10px; font-size: var(--step-2); letter-spacing: -0.018em; line-height: 1.24; }
.cell__p { font-size: var(--step-0); line-height: 1.6; color: var(--graphite); margin: 0; }

/* Ruled list — the workhorse "modular matrix" row */
.ruled-list { border-top: 1px solid var(--rule); }
.ruled-row {
  display: grid; grid-template-columns: auto 1fr auto; gap: clamp(14px, 2vw, 28px);
  align-items: center; padding: 20px 0;
  border-bottom: 1px solid var(--rule);
  transition: background-color .2s var(--ease), padding-inline .2s var(--ease);
}
a.ruled-row:hover { background: var(--accent-tint); padding-inline: 14px; }
.ruled-row__k { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: .1em; color: var(--accent); }

/* Panel block */
.panel {
  background: var(--panel); border: 1px solid var(--rule);
  border-radius: var(--radius); padding: clamp(22px, 2.6vw, 34px);
}
.panel--flush { padding: 0; overflow: hidden; }
.panel--tint { background: var(--accent-tint); border-color: var(--accent-edge); }

/* Note / disclosure callout */
.note {
  border-left: 2px solid var(--accent);
  background: var(--accent-tint);
  padding: 16px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--step-0); line-height: 1.6;
}
.note--warn { border-left-color: #A8873B; background: var(--status-gap-tint); }
.note strong { display: block; font-weight: 500; }

/* Status chip — mono, restrained */
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 0.625rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 5px 9px; border: 1px solid var(--rule); border-radius: 4px;
  background: var(--panel); color: var(--graphite);
}
.chip--dev { border-color: #D9CBA5; background: var(--status-gap-tint); color: #7A5F1B; }
.chip--accent { border-color: var(--accent-edge); background: var(--accent-tint); color: var(--accent-deep); }
.chip--ink { border-color: rgba(244,242,236,.28); background: transparent; color: #C9CBC6; }
.chip__dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex: none; }

/* ---------- 7. Motion --------------------------------------------------- */
/* Content is visible by default; reveal only enhances when JS marks the root. */
.js-reveal .reveal { opacity: 0; transform: translateY(14px); }
.js-reveal .reveal.is-in {
  opacity: 1; transform: none;
  transition: opacity .62s var(--ease), transform .62s var(--ease);
}
.js-reveal .reveal.d1 { transition-delay: .07s; }
.js-reveal .reveal.d2 { transition-delay: .14s; }
.js-reveal .reveal.d3 { transition-delay: .21s; }

/* Line-draw rule */
.rule-draw { position: relative; height: 1px; background: var(--rule); overflow: hidden; }
.rule-draw::after {
  content: ""; position: absolute; inset: 0 100% 0 0; background: var(--accent);
  transition: inset 1.1s var(--ease);
}
.rule-draw.is-in::after { inset: 0 0 0 0; }

@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal, .js-reveal .reveal.is-in { opacity: 1 !important; transform: none !important; transition: none !important; }
  .rule-draw::after { display: none; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* ---------- 8. Announcement strip --------------------------------------- */
.strip {
  background: var(--ink); color: #E8E6E0;
  font-size: var(--step--1); line-height: 1.45;
  border-bottom: 1px solid rgba(244,242,236,.12);
}
.strip__in {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 40px; padding-block: 8px; flex-wrap: wrap;
  text-align: center;
}
.strip__meta { font-family: var(--mono); font-size: 0.625rem; letter-spacing: .12em; text-transform: uppercase; color: #9A9C97; }
.strip a { color: #fff; border-bottom: 1px solid rgba(255,255,255,.4); padding-bottom: 1px; }
.strip a:hover { border-color: #fff; }

/* ---------- 9. Header --------------------------------------------------- */
.masthead {
  position: sticky; top: 0; z-index: 90;
  background: rgba(244,242,236,.94);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--rule);
}
.masthead__in { display: flex; align-items: center; gap: clamp(16px, 3vw, 40px); min-height: 68px; }

.wordmark { display: flex; align-items: center; flex: none; }
.wordmark img { width: auto; height: 34px; object-fit: contain; object-position: left center; }
@media (max-width: 480px) { .wordmark img { height: 28px; } }

.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 12px; border-radius: var(--radius-sm);
  font-size: 0.9375rem; font-weight: 450; color: var(--ink);
  background: transparent; border: 0;
  transition: background-color .16s var(--ease), color .16s var(--ease);
}
.nav__link:hover { background: rgba(17,19,21,.05); }
.nav__link[aria-current="page"], .nav__link.is-section { color: var(--accent); }
.nav__caret { width: 8px; height: 8px; flex: none; transition: transform .2s var(--ease); color: var(--graphite); }
.nav__item[data-open="true"] .nav__caret { transform: rotate(180deg); }

.nav__panel {
  position: absolute; left: 0; top: calc(100% + 10px);
  min-width: 306px; padding: 8px;
  background: var(--panel); border: 1px solid var(--rule); border-radius: var(--radius);
  box-shadow: 0 1px 0 var(--rule);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .16s var(--ease), transform .16s var(--ease), visibility .16s;
}
.nav__item[data-open="true"] .nav__panel { opacity: 1; visibility: visible; transform: none; }
.nav__panel a {
  display: flex; align-items: baseline; justify-content: space-between; gap: 14px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  font-size: 0.9375rem; line-height: 1.35; color: var(--ink);
}
.nav__panel a + a { border-top: 1px solid var(--rule-soft); border-radius: 0; }
.nav__panel a:first-child { border-radius: var(--radius-sm) var(--radius-sm) 0 0; }
.nav__panel a:last-child { border-radius: 0 0 var(--radius-sm) var(--radius-sm); }
.nav__panel a:hover { background: var(--accent-tint); color: var(--accent-deep); }
.nav__panel .tagx { font-family: var(--mono); font-size: 0.5625rem; letter-spacing: .1em; text-transform: uppercase; color: #8A6A1F; flex: none; }
.nav__cta { margin-left: 10px; }

.burger {
  display: none; margin-left: auto; width: 42px; height: 42px;
  border: 1px solid var(--rule); border-radius: var(--radius-sm);
  background: transparent; align-items: center; justify-content: center;
}
.burger span { display: block; width: 17px; height: 1px; background: var(--ink); position: relative; }
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 17px; height: 1px; background: var(--ink);
  transition: transform .2s var(--ease), top .2s var(--ease);
}
.burger span::before { top: -5px; } .burger span::after { top: 5px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.burger[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1080px) {
  .burger { display: flex; }
  .nav {
    position: fixed; inset: 108px 0 0; z-index: 80;
    display: block; margin: 0; padding: 8px var(--gutter) 48px;
    background: var(--paper); border-top: 1px solid var(--rule);
    overflow-y: auto; overscroll-behavior: contain;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__item { border-bottom: 1px solid var(--rule); }
  .nav__link { width: 100%; justify-content: space-between; padding: 16px 2px; font-size: var(--step-1); border-radius: 0; }
  .nav__link:hover { background: transparent; }
  .nav__panel {
    position: static; min-width: 0; opacity: 1; visibility: visible; transform: none;
    display: none; border: 0; border-radius: 0; padding: 0 0 12px; background: transparent; box-shadow: none;
  }
  .nav__item[data-open="true"] .nav__panel { display: block; }
  .nav__panel a { padding: 11px 2px 11px 16px; border-top: 1px solid var(--rule-soft) !important; border-radius: 0 !important; color: var(--graphite); }
  .nav__cta { margin: 22px 0 0; width: 100%; }
}

/* ---------- 10. Footer -------------------------------------------------- */
.footer { background: var(--ink); color: #C9CBC6; padding-block: clamp(48px, 6vw, 76px) 0; }
.footer a { color: #E4E2DC; }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.5fr repeat(4, minmax(0,1fr)); gap: clamp(24px, 3vw, 40px); }
.footer__brand img { height: 34px; width: auto; opacity: .95; }
.footer__brand p { margin-top: 16px; font-size: var(--step--1); line-height: 1.6; color: #A0A29D; max-width: 34ch; }
.footer__col h2 {
  font-family: var(--mono); font-size: 0.625rem; letter-spacing: .13em; text-transform: uppercase;
  color: #83857F; font-weight: 500; margin-bottom: 14px;
}
.footer__col a, .footer__col button {
  display: block; padding: 6px 0; font-size: var(--step--1); line-height: 1.45;
  background: none; border: 0; text-align: left; color: #E4E2DC; width: 100%;
}
.footer__col button:hover { color: #fff; }
.footer__legal {
  margin-top: clamp(40px, 5vw, 64px); padding-block: 22px;
  border-top: 1px solid rgba(244,242,236,.14);
  display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: center; justify-content: space-between;
  font-size: var(--step--1); color: #8B8D88;
}
.footer__legal nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
@media (max-width: 900px) { .footer__grid { grid-template-columns: repeat(2, minmax(0,1fr)); } .footer__brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .footer__grid { grid-template-columns: 1fr; } }

/* Affiliations strip */
.affil { border-top: 1px solid var(--rule); background: var(--panel); }
.affil__grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; }
.affil__item {
  padding: clamp(20px, 2.4vw, 30px) clamp(20px, 2.4vw, 32px);
  border-right: 1px solid var(--rule);
  display: flex; flex-direction: column; gap: 10px;
}
.affil__item:last-child { border-right: 0; }
.affil__item p { font-size: var(--step--1); line-height: 1.5; color: var(--ink); margin: 0; }
@media (max-width: 860px) {
  .affil__grid { grid-template-columns: 1fr; }
  .affil__item { border-right: 0; border-bottom: 1px solid var(--rule); }
  .affil__item:last-child { border-bottom: 0; }
}

/* ---------- 11. Page hero (interior pages) ------------------------------ */
.phero { padding-block: clamp(48px, 6vw, 88px) clamp(36px, 4vw, 56px); border-bottom: 1px solid var(--rule); }
.phero__crumb { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: .1em; text-transform: uppercase; color: var(--graphite); margin-bottom: 26px; }
.phero__crumb a { color: var(--graphite); }
.phero__crumb a:hover { color: var(--accent); }
.phero__grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(24px, 4vw, 64px); align-items: end; }
.phero h1 { margin-bottom: 0; }
.phero__meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
@media (max-width: 860px) { .phero__grid { grid-template-columns: 1fr; align-items: start; } }

/* ---------- 12. Prose (legal + long form) ------------------------------- */
.prose { max-width: 72ch; }
.prose h2 { font-size: var(--step-3); margin: clamp(36px, 4vw, 52px) 0 14px; }
.prose h3 { font-size: var(--step-1); margin: 30px 0 10px; font-weight: 500; }
.prose p, .prose li { font-size: var(--step-1); line-height: 1.68; color: var(--graphite); }
.prose p + p { margin-top: 16px; }
.prose ul, .prose ol { margin: 16px 0; padding-left: 22px; }
.prose li + li { margin-top: 8px; }
.prose li { list-style: disc; }
.prose ol li { list-style: decimal; }
.prose a { color: var(--ink); border-bottom: 1px solid var(--accent-edge); }
.prose a:hover { color: var(--accent); border-color: var(--accent); }
.prose code { font-family: var(--mono); font-size: .9em; background: var(--panel-deep); padding: 2px 5px; border-radius: 3px; }
.prose > .note { margin: 26px 0; }

/* ---------- 13. Utilities ----------------------------------------------- */
.flow-sm { --flow: 12px; }
.flow-lg { --flow: 26px; }
.mt-0{margin-top:0}.mt-1{margin-top:10px}.mt-2{margin-top:18px}.mt-3{margin-top:28px}.mt-4{margin-top:40px}.mt-5{margin-top:56px}
.center { text-align: center; }
.center .lede, .center .body { margin-inline: auto; }
.nowrap { white-space: nowrap; }
.accent { color: var(--accent); }
.muted { color: var(--graphite); }
.hide-sm { display: initial; }
@media (max-width: 700px) { .hide-sm { display: none; } }

/* ---------- Round 2: larger, higher-contrast section label ------------- */
/* The small mono label was too quiet for a primary section marker. */
.label-lg {
  display: block;
  font-family: var(--mono);
  font-size: var(--step-0);          /* at least body-text size */
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);                 /* high contrast, not graphite */
  line-height: 1.4;
}
.label-lg.label--rule {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  width: 100%;
  margin-bottom: clamp(24px, 3vw, 38px);
}