/* ============================================================
   LANDING-SECTIONS.CSS — Marketing page components
   Loaded ONLY by landing.html — never by app templates.

   Sections:
   1. Token aliases  (landing names → app token names)
   2. Step scale override  (larger marketing typography)
   3. Layout & base overrides
   4. Variable-name bridges for composition primitives
   5. Utility classes  (u-* naming, landing-only)
   6. Navigation + buttons for landing context
   7. Marketing blocks  (eyebrow, hero, ticker, hier, behavior,
      dash, features, cta, footer)
   ============================================================ */

/* ── 1. Token aliases ─────────────────────────────────────── */
:root {
  --accent:     var(--amber);
  --accent-2:   oklch(from var(--amber) calc(l - 0.08) c h);
  --accent-ink: oklch(0.18 0.05 65);
  --bg:         var(--bg-base);
  --bg-2:       var(--bg-surface);
  --bg-3:       var(--bg-elevated);
  --line:       var(--border);
  --line-2:     var(--border-light);
  --fg:         var(--text-primary);
  --fg-mute:    var(--text-secondary);
  --fg-dim:     var(--text-muted);
  --ff-display: var(--font-sans);
  --ff-mono:    var(--font-mono);
  --ff-serif:   var(--font-serif);
  --ok:         var(--green);
  --warn:       oklch(0.75 0.16 35);
  --radius:     var(--radius-sm);

  /* ── 2. Landing type scale (larger than app) ─────────── */
  --step-0: clamp(0.95rem,  0.92rem + 0.15vw, 1.05rem);
  --step-1: clamp(1.05rem,  1rem + 0.3vw,     1.25rem);
  --step-2: clamp(1.4rem,   1.2rem + 0.8vw,   1.9rem);
  --step-3: clamp(2.2rem,   1.7rem + 2.4vw,   3.4rem);
  --step-4: clamp(3.2rem,   2.2rem + 4.8vw,   6.4rem);
  --step-5: clamp(4.5rem,   3rem + 7vw,        9.5rem);

  /* ── Layout helpers ──────────────────────────────────── */
  --gutter: clamp(1.25rem, 0.6rem + 2.4vw, 2.4rem);
  --rail:   clamp(1rem, 0.4rem + 2vw, 2rem);
}

/* ── 3. Layout & base overrides ───────────────────────────── */

/* Landing needs wider max-width than the app wrapper */
.wrapper { max-width: 1440px; padding-inline: var(--rail); }

/* Section vertical rhythm */
.section { padding-block: clamp(4rem, 2rem + 8vw, 9rem); }

/* Landing base styles */
html { scroll-behavior: smooth; }
body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.5;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ── 4. Variable-name bridges ─────────────────────────────── */
/* landing.html uses --space / --threshold (landing convention).
   composition.css uses --stack-space / --switcher-threshold.
   These bridges make both work without touching inline styles. */
.stack > * + * {
  margin-top: var(--space, var(--stack-space, var(--space-4)));
}
.cluster {
  gap: var(--space, var(--cluster-gap, var(--space-3)));
}
.switcher > * {
  flex-basis: calc((var(--threshold, var(--switcher-threshold, 42rem)) - 100%) * 999);
}

/* ── 5. Utility classes ───────────────────────────────────── */
.u-acc    { color: var(--amber); }
.u-mute   { color: var(--text-secondary); }
.u-dim    { color: var(--text-muted); }
.u-ink    { color: var(--accent-ink); }
.u-mono   { font-family: var(--font-mono); font-feature-settings: "ss01"; }
.u-serif  { font-family: var(--font-serif); }
.u-up     { text-transform: uppercase; letter-spacing: 0.08em; }
.u-tight  { letter-spacing: -0.04em; }
.u-tighter{ letter-spacing: -0.06em; }
.u-lh-1  { line-height: 1; }
.u-lh-11 { line-height: 1.05; }
.u-lh-13 { line-height: 1.25; }
.u-w-400 { font-weight: 400; }
.u-w-500 { font-weight: 500; }
.u-w-600 { font-weight: 600; }
.u-w-700 { font-weight: 700; }
.u-w-800 { font-weight: 800; }
.u-fs-0  { font-size: var(--step-0); }
.u-fs-1  { font-size: var(--step-1); }
.u-fs-2  { font-size: var(--step-2); }
.u-fs-3  { font-size: var(--step-3); }
.u-fs-4  { font-size: var(--step-4); }
.u-fs-5  { font-size: var(--step-5); }
.u-divider-t { border-block-start: 1px solid var(--border); }

/* .u-hide-sm and .u-hide-md moved to utilities.css (shell-shared) */

/* ── 6. Navigation ────────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg-base) 78%, transparent);
  border-block-end: 1px solid var(--border);
}
.site-nav__inner {
  display: flex; align-items: center; gap: 2rem;
  height: 64px;
}
.site-nav__brand {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-sans); font-weight: 700;
  letter-spacing: -0.04em; font-size: 1.15rem;
  color: inherit;
}
.site-nav__brand-mark {
  width: 22px; height: 22px;
  position: relative;
  flex-shrink: 0;
}
.site-nav__brand-mark::before,
.site-nav__brand-mark::after {
  content: ""; position: absolute; inset: 0;
  border: 1.5px solid currentColor; border-radius: 50%;
}
.site-nav__brand-mark::after {
  inset: 4px 4px auto auto; width: 8px; height: 8px;
  background: var(--amber); border: 0;
}
.site-nav__links {
  display: flex; gap: 1.75rem; margin-inline: auto;
}
.site-nav__links a {
  color: var(--text-secondary); font-size: 0.92rem;
  transition: color 150ms ease;
}
.site-nav__links a:hover { color: var(--text-primary); }

/* ── Hamburger + drawer (≤ 1180px) ────────────────────────── */
/* Public shell has no Font Awesome and no app.js — icons are inline
   SVG and toggle JS ships inline in public-nav.html. Visible at any
   viewport ≤ 1180px (same threshold as u-hide-md, which hides Sign In
   + lang switch in the desktop bar; below 720px u-hide-sm also hides
   the inline nav links — both groups live in the drawer). */
.site-nav__hamburger {
  display: none;
  align-items: center; justify-content: center;
  width: 44px; height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}
.site-nav__hamburger:hover { background: var(--bg-surface); }
.site-nav__hamburger:focus-visible {
  outline: var(--focus-ring-width) solid var(--amber);
  outline-offset: var(--focus-ring-offset);
}

.site-nav__drawer-overlay {
  position: fixed; inset: 0;
  background: color-mix(in srgb, var(--bg-base) 70%, transparent);
  opacity: 0;
  transition: opacity 200ms ease;
  z-index: 60;
}
.site-nav__drawer-overlay.is-open { opacity: 1; }

.site-nav__drawer {
  position: fixed;
  top: 0; right: 0;
  height: 100dvh;
  width: min(20rem, 100vw);
  background: var(--bg-base);
  border-inline-start: 1px solid var(--border);
  box-shadow: var(--overlay-shadow);
  transform: translateX(100%);
  transition: transform 220ms ease;
  z-index: 61;
  display: flex; flex-direction: column;
  padding: var(--space-6) var(--space-5);
  gap: var(--space-6);
  overflow-y: auto;
}
.site-nav__drawer.is-open { transform: translateX(0); }

.site-nav__drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3);
}
.site-nav__drawer-close {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 160ms ease;
}
.site-nav__drawer-close:hover { background: var(--bg-surface); }
.site-nav__drawer-close:focus-visible {
  outline: var(--focus-ring-width) solid var(--amber);
  outline-offset: var(--focus-ring-offset);
}

.site-nav__drawer-links {
  display: flex; flex-direction: column;
  gap: var(--space-2);
  margin-block-start: var(--space-2);
}
.site-nav__drawer-links a {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  font-size: 1rem;
  font-family: var(--font-sans);
  border-radius: 10px;
  transition: background 160ms ease, color 160ms ease;
}
.site-nav__drawer-links a:hover { background: var(--bg-surface); color: var(--text-primary); }
.site-nav__drawer-links a.is-active { color: var(--text-primary); background: var(--bg-surface); }

.site-nav__drawer-actions {
  margin-block-start: auto;
  display: flex; flex-direction: column;
  gap: var(--space-3);
}
.site-nav__drawer-actions .btn { width: 100%; }

@media (max-width: 1180px) {
  .site-nav__hamburger { display: inline-flex; }
}

/* ── Buttons (landing style: pill, lift on hover) ─────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem; height: 44px; padding-inline: 1.1rem;
  font-family: var(--font-sans); font-weight: 600; font-size: 0.92rem;
  border-radius: 999px; border: 1px solid transparent;
  transition: transform 120ms ease, background 160ms ease,
              color 160ms ease, filter 160ms ease, border-color 160ms ease;
  white-space: nowrap; text-decoration: none; cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--amber); color: var(--bg-base); }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost { color: var(--text-primary); border-color: var(--border-light); }
.btn--ghost:hover { background: var(--bg-surface); }
.btn--lg { height: 52px; padding-inline: 1.4rem; font-size: 1rem; }

/* ── 7. Marketing blocks ──────────────────────────────────── */

/* —— Eyebrow —— */
.b-eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--text-secondary);
}
.b-eyebrow::before {
  content: ""; width: 6px; height: 6px; background: var(--amber);
  border-radius: 50%; flex-shrink: 0;
}

/* —— Hero —— */
.b-hero {
  position: relative;
  padding-block: clamp(4rem, 3rem + 6vw, 8rem) clamp(3rem, 2rem + 4vw, 6rem);
  overflow: hidden;
}
.b-hero__title {
  font-family: var(--font-sans);
  font-size: var(--step-5);
  line-height: 0.9;
  letter-spacing: -0.055em;
  font-weight: 700;
  margin: 0;
}
.b-hero__title em {
  font-family: var(--font-serif);
  font-weight: 400; font-style: italic;
  color: var(--amber);
  letter-spacing: -0.02em;
}
.b-hero__sub {
  max-width: 38ch;
  font-size: var(--step-1);
  color: var(--text-secondary);
  line-height: 1.4;
}
.b-hero__meta {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border);
  border-block: 1px solid var(--border);
}
@media (max-width: 720px) {
  .b-hero__meta { grid-template-columns: repeat(2, 1fr); }
}
.b-hero__meta > div {
  background: var(--bg-base);
  padding: 1.1rem 1.2rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.1em;
}
.b-hero__meta strong {
  display: block; font-family: var(--font-sans);
  font-weight: 600; font-size: 1.4rem;
  color: var(--text-primary); text-transform: none; letter-spacing: -0.02em;
  margin-top: 0.25rem;
}
.b-hero__glow {
  position: absolute; inset: auto -20% -50% auto;
  width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--amber) 30%, transparent), transparent 70%);
  filter: blur(40px);
  pointer-events: none; z-index: 0;
}
.b-hero > * { position: relative; z-index: 1; }

/* —— Ticker / marquee —— */
.b-ticker {
  border-block: 1px solid var(--border);
  overflow: hidden;
  font-family: var(--font-mono); font-size: 0.85rem;
}
.b-ticker__track {
  display: flex; gap: 3rem; padding-block: 0.85rem;
  white-space: nowrap;
  animation: tickerScroll 40s linear infinite;
}
.b-ticker span { color: var(--text-secondary); }
.b-ticker em { color: var(--amber); font-style: normal; }
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* —— Hierarchy diagram —— */
.b-hier {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--gutter);
  align-items: stretch;
}
@media (max-width: 880px) { .b-hier { grid-template-columns: 1fr; } }

.b-hier__map {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  min-height: 520px;
  overflow: hidden;
}
.b-hier__node {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.1rem;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 220ms ease;
  cursor: pointer;
}
.b-hier__node[data-active="true"] {
  border-color: var(--amber);
  background: color-mix(in oklab, var(--amber) 8%, var(--bg-base));
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--amber) 12%, transparent);
}
.b-hier__node[data-level="vision"]    { margin-inline: 0; }
.b-hier__node[data-level="objective"] { margin-inline-start: 1.5rem; }
.b-hier__node[data-level="project"]   { margin-inline-start: 3rem; }
.b-hier__node[data-level="task"]      { margin-inline-start: 4.5rem; }
.b-hier__node + .b-hier__node { margin-top: 0.6rem; }

.b-hier__label {
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--text-muted);
}
.b-hier__title {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 1rem; letter-spacing: -0.01em;
  margin-top: 0.15rem;
}
.b-hier__chip {
  font-family: var(--font-mono); font-size: 0.7rem;
  padding: 3px 8px; border-radius: 999px;
  background: var(--bg-elevated); color: var(--text-secondary);
  white-space: nowrap;
}
.b-hier__chip--ok  { background: color-mix(in oklab, var(--green) 22%, var(--bg-elevated)); color: var(--text-primary); }
.b-hier__chip--acc { background: color-mix(in oklab, var(--amber) 22%, var(--bg-elevated)); color: var(--text-primary); }

.b-hier__node::before {
  content: ""; position: absolute;
  left: -1.5rem; top: -0.6rem; bottom: 50%;
  width: 1.5rem; border-left: 1px dashed var(--border-light);
  border-bottom: 1px dashed var(--border-light);
  border-bottom-left-radius: 8px;
}
.b-hier__node[data-level="vision"]::before { display: none; }

.b-hier__copy h3 {
  font-family: var(--font-sans);
  font-size: var(--step-3);
  letter-spacing: -0.04em; line-height: 1;
  margin: 0 0 1.25rem;
}
.b-hier__levels { display: grid; gap: 0.5rem; }
.b-hier__row {
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: baseline; gap: 1rem;
  padding: 0.85rem 0;
  border-block-end: 1px solid var(--border);
  cursor: pointer;
}
.b-hier__row[data-active="true"] .b-hier__row-name { color: var(--amber); }
.b-hier__row-num {
  font-family: var(--font-mono); font-size: 0.85rem;
  color: var(--text-muted); min-width: 2.5rem;
}
.b-hier__row-name {
  font-family: var(--font-sans); font-size: 1.5rem;
  letter-spacing: -0.02em; font-weight: 600;
  transition: color 200ms;
}
.b-hier__row-desc {
  grid-column: 2 / span 2;
  color: var(--text-secondary); font-size: 0.95rem;
  max-width: 50ch;
}

/* —— Behavior demo —— */
.b-behavior {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: var(--gutter);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 0.5rem + 2vw, 2.25rem);
}
@media (max-width: 880px) { .b-behavior { grid-template-columns: 1fr; } }

.b-behavior__feed {
  display: flex; flex-direction: column; gap: 0.45rem;
  font-family: var(--font-mono); font-size: 0.82rem;
  height: 360px; overflow: hidden;
  border-left: 1px solid var(--border);
  padding-left: 1.1rem;
}
.b-behavior__entry {
  display: grid; grid-template-columns: 4.5rem 1fr;
  gap: 0.8rem;
  color: var(--text-secondary);
  opacity: 0;
  animation: feedIn 320ms ease forwards;
}
.b-behavior__entry[data-kind="signal"] { color: var(--amber); }
.b-behavior__entry[data-kind="warn"]   { color: var(--warn); }
@keyframes feedIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

.b-behavior__insights { display: grid; gap: 0.85rem; align-content: start; }
.b-behavior__insight {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.15rem;
}
.b-behavior__insight strong {
  display: block; font-size: 1rem; font-weight: 600;
  margin-bottom: 0.25rem; letter-spacing: -0.01em;
}
.b-behavior__insight span { color: var(--text-secondary); font-size: 0.9rem; }
.b-behavior__insight[data-state="active"] {
  border-color: var(--amber);
  background: color-mix(in oklab, var(--amber) 6%, var(--bg-base));
}

/* —— Dashboard variants —— */
.b-dash {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.b-dash__bar {
  display: flex; gap: 1px; background: var(--border);
  border-block-end: 1px solid var(--border);
}
.b-dash__tab {
  flex: 1;
  padding: 0.85rem 1rem;
  background: var(--bg-surface);
  font-family: var(--font-mono); font-size: 0.78rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-align: left;
  position: relative;
  border: 0;
  cursor: pointer;
}
.b-dash__tab[data-active="true"] {
  background: var(--bg-base);
  color: var(--text-primary);
}
.b-dash__tab[data-active="true"]::after {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 2px;
  width: 100%; background: var(--amber);
}
.b-dash__tab small {
  display: block; text-transform: none; letter-spacing: 0;
  font-family: var(--font-sans); font-size: 0.7rem;
  color: var(--text-muted); margin-top: 2px;
}
.b-dash__view {
  background: var(--bg-base);
  padding: clamp(1.25rem, 0.6rem + 1.6vw, 2rem);
  min-height: 520px;
  display: grid; gap: 1rem;
}

/* Dashboard KPI widgets */
.b-kpi { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 720px) { .b-kpi { grid-template-columns: repeat(2, 1fr); } }
.b-kpi__cell {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.1rem;
  background: var(--bg-surface);
}
.b-kpi__cell .label {
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-muted);
}
.b-kpi__cell .value {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 1.8rem; letter-spacing: -0.03em;
  margin-top: 0.4rem;
}
.b-kpi__cell .delta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--green); }
.b-kpi__cell .delta[data-dir="down"] { color: var(--warn); }

/* Dashboard sub-panels */
.dash-now-friction {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
@media (max-width: 720px) { .dash-now-friction { grid-template-columns: 1fr; } }
.dash-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  min-height: 160px;
}
.dash-panel__label {
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-muted); margin-bottom: 0.5rem;
}
.dash-panel__title {
  font-size: var(--step-2); letter-spacing: -0.02em; font-weight: 600; margin: 6px 0;
}
.dash-panel__hint { color: var(--text-secondary); font-size: var(--step-0); margin-top: 6px; }
.dash-panel__actions { display: flex; gap: 0.5rem; margin-top: 1rem; }
.friction-list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 10px; }
.friction-row { display: flex; justify-content: space-between; align-items: center; }

/* —— Feature grid —— */
.b-feature-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.b-feature {
  background: var(--bg-base);
  padding: 1.75rem 1.5rem;
  display: flex; flex-direction: column; justify-content: space-between;
  gap: 2rem; min-height: 240px;
  grid-column: span 4;
}
.b-feature[data-span="6"]  { grid-column: span 6; }
.b-feature[data-span="8"]  { grid-column: span 8; }
.b-feature[data-span="12"] { grid-column: span 12; }
@media (max-width: 880px) { .b-feature, .b-feature[data-span] { grid-column: span 12; } }
.b-feature__num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.b-feature h4 {
  margin: 0; font-family: var(--font-sans);
  font-size: var(--step-2); letter-spacing: -0.03em; line-height: 1.05; font-weight: 600;
}
.b-feature p { color: var(--text-secondary); margin: 0.6rem 0 0; max-width: 38ch; }

/* —— CTA —— */
.b-cta {
  position: relative;
  padding: clamp(2.5rem, 1.5rem + 4vw, 5rem);
  border-radius: var(--radius-lg);
  background: var(--amber);
  color: var(--accent-ink);
  overflow: hidden;
}
.b-cta h2 {
  font-family: var(--font-sans);
  font-size: var(--step-4); line-height: 0.9; letter-spacing: -0.05em;
  margin: 0; max-width: 16ch; font-weight: 700;
}
.b-cta h2 em { font-family: var(--font-serif); font-style: italic; font-weight: 400; }
.b-cta .btn--primary { background: var(--accent-ink); color: var(--amber); }
.b-cta .btn--ghost {
  color: var(--accent-ink);
  border-color: color-mix(in oklab, var(--accent-ink) 30%, transparent);
}
.b-cta .btn--ghost:hover { background: color-mix(in oklab, var(--accent-ink) 10%, transparent); }

/* —— Footer —— */
.b-footer {
  padding-block: 3rem 2rem;
  color: var(--text-secondary); font-size: 0.88rem;
}
.b-footer__cols {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--gutter);
}
@media (max-width: 720px) { .b-footer__cols { grid-template-columns: 1fr 1fr; } }
.b-footer h5 {
  font-family: var(--font-mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--text-muted);
  margin: 0 0 0.85rem;
}
.b-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.45rem; }
.b-footer a:hover { color: var(--text-primary); }

/* ── Exceptions / data hooks ──────────────────────────────── */
[data-tone="warn"]       { color: var(--warn); }
[data-tone="ok"]         { color: var(--green); }
[data-emphasis="accent"] { color: var(--amber); }