/* ═══════════════════════════════════════════════════════════════════
   FAMMASMAZAI — constitutive intelligence for granular media
   Design language: engineering data sheet / drawing sheet
   ═══════════════════════════════════════════════════════════════════ */

:root {
  --font-display: 'Darker Grotesque', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* paper sheet */
  --paper:      #EFEDE6;
  --paper-2:    #E7E4DB;
  --paper-3:    #DCD8CD;
  --ink:        #16151A;
  --graphite:   #514E58;
  --faint:      #8B8792;
  --hair:       #CFCAC0;
  --hair-soft:  #DEDAD1;

  /* annotations */
  --signal:     #C4390B;   /* engineering red — cost, problem */
  --signal-bg:  rgba(196, 57, 11, 0.09);
  --verify:     #0E5F55;   /* ground truth, validated */
  --verify-bg:  rgba(14, 95, 85, 0.09);
  --caution:    #8A5A00;

  /* machine faceplate */
  --face:       #0F0F14;
  --face-2:     #16161D;
  --face-3:     #1E1E27;
  --face-hair:  #2B2B36;
  --face-txt:   #E8E6DF;
  --face-dim:   #8F8D99;

  --wrap: 1240px;
  --gutter: clamp(1.15rem, 4vw, 3rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
section[id], [id] { scroll-margin-top: 76px; }

body {
  font-family: var(--font-display);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
  overflow-x: hidden;
  /* paper grain */
  background-image:
    repeating-linear-gradient(0deg, rgba(22,21,26,0.012) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(22,21,26,0.012) 0 1px, transparent 1px 4px);
}

.mono {
  font-family: var(--font-mono);
  font-feature-settings: 'tnum' 1, 'zero' 1;
  letter-spacing: 0.02em;
}
.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.1; letter-spacing: -0.02em; font-weight: 600; }
em { font-style: italic; }

::selection { background: var(--signal); color: #fff; }

/* ── SHEET BAR ─────────────────────────────────────────────────── */
.sheet-bar {
  background: var(--ink);
  color: var(--paper-3);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  border-bottom: 1px solid var(--ink);
}
.sheet-bar-in {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 6px;
}
.sheet-bar-in span:first-child { color: #fff; font-weight: 700; letter-spacing: 0.2em; }
.sheet-bar-mid { opacity: 0.55; }
@media (max-width: 620px) { .sheet-bar-mid { display: none; } }

/* ── MASTHEAD ─────────────────────────────────────────────────── */
.masthead {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(239, 237, 230, 0.92);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid var(--ink);
}
.masthead-in {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-block: 14px;
}
.wordmark { display: flex; align-items: center; gap: 9px; color: var(--ink); flex-shrink: 0; }
.wordmark-glyph { width: 26px; height: 26px; color: var(--signal); }
.wordmark-text { font-size: 1.22rem; font-weight: 700; letter-spacing: -0.03em; }
.wordmark-ai { color: var(--signal); }

.nav { display: flex; gap: 1.5rem; margin-left: auto; }
.nav a {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--graphite);
  padding-block: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.nav a:hover { color: var(--signal); border-bottom-color: var(--signal); }

.masthead-actions { display: flex; align-items: center; gap: 10px; }

.tag {
  font-size: 9.5px;
  letter-spacing: 0.14em;
  padding: 4px 8px;
  border: 1px solid var(--signal);
  color: var(--signal);
  background: var(--signal-bg);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: 1px solid var(--ink);
  padding: 8px 9px;
  cursor: pointer;
}
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: var(--ink); }

@media (max-width: 940px) {
  .nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--ink);
    flex-direction: column;
    gap: 0;
    padding: 6px var(--gutter) 14px;
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding-block: 11px; border-bottom: 1px solid var(--hair); font-size: 12.5px; }
  .nav-toggle { display: flex; }
  .masthead-in { position: relative; }
  .tag { display: none; }
}

/* ── BUTTONS ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 11px 17px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.15s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-signal { background: var(--signal); border-color: var(--signal); color: #fff; }
.btn-signal:hover { background: #A62F08; border-color: #A62F08; }
.btn-outline { border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); }
.btn-ink { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--signal); border-color: var(--signal); }
.btn-ghost { border-color: var(--hair); color: var(--graphite); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn-line { border-color: var(--face-hair); color: var(--face-txt); padding: 9px 14px; }
.btn-line:hover { border-color: var(--signal); color: var(--signal); }
.btn-line:active { transform: translateY(1px); }
.btn-outline-dark { border-color: rgba(232,230,223,0.4); color: var(--face-txt); }
.btn-outline-dark:hover { border-color: var(--face-txt); background: rgba(232,230,223,0.08); }

/* ═══ HERO ════════════════════════════════════════════════════ */
.face-dark { background: var(--face); color: var(--face-txt); }
.face-dark h1, .face-dark h2, .face-dark h3 { color: #fff; }

.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}
/* drafting grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}
.hero-in {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  gap: clamp(2rem, 4vw, 3.6rem);
  align-items: start;
}

.kicker { color: var(--signal); font-size: 10.5px; letter-spacing: 0.2em; margin-bottom: 1.4rem; }

.hero-title {
  font-size: clamp(2.5rem, 5.6vw, 4.15rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.99;
  color: #fff;
}
.hero-title .hl {
  color: var(--face-dim);
  font-style: italic;
  font-weight: 400;
}

.hero-lead {
  margin-top: 1.7rem;
  font-size: clamp(1.02rem, 1.4vw, 1.13rem);
  line-height: 1.62;
  color: #C9C7D0;
  max-width: 54ch;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2.1rem; }

.hero-facts {
  margin-top: 2.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--face-hair);
  display: grid;
  gap: 11px;
}
.hero-facts > div { display: grid; grid-template-columns: 92px 1fr; gap: 14px; align-items: baseline; }
.hero-facts dt { font-size: 9.5px; letter-spacing: 0.15em; color: var(--signal); }
.hero-facts dd { font-size: 0.82rem; color: var(--face-dim); line-height: 1.45; }
.hero-facts a { color: var(--face-txt); border-bottom: 1px solid var(--face-hair); }
.hero-facts a:hover { color: var(--signal); border-color: var(--signal); }

@media (max-width: 1080px) {
  .hero-in { grid-template-columns: 1fr; }
}

/* ── INSTRUMENT (live figures) ───────────────────────────────── */
.instrument {
  border: 1px solid var(--face-hair);
  background: var(--face-2);
  color: var(--face-txt);
  margin: 0;
}
.inst-cap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--face-hair);
  font-size: 10px;
  letter-spacing: 0.13em;
  flex-wrap: wrap;
}
.inst-cap-note { color: var(--face-dim); letter-spacing: 0.04em; }
.inst-body { padding: 14px; }
.inst-body canvas { width: 100%; height: auto; background: var(--face); border: 1px solid rgba(255,255,255,0.05); }

.inst-readout {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin-top: 11px;
  padding-top: 10px;
  border-top: 1px solid var(--face-hair);
  font-size: 10.5px;
  color: var(--face-dim);
}
.inst-readout b { color: var(--face-txt); font-weight: 500; margin-left: 5px; }

.inst-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11px 16px;
  padding: 14px;
  border-top: 1px solid var(--face-hair);
}
.inst-controls-col { grid-template-columns: 1fr; border-top: 0; padding-top: 0; align-content: start; }

.ctl { display: grid; grid-template-columns: 1fr auto; gap: 4px 8px; align-items: center; }
.ctl span { font-size: 9.5px; letter-spacing: 0.12em; color: var(--face-dim); }
.ctl output { font-size: 10.5px; color: var(--signal); }
.ctl input[type=range] {
  grid-column: 1 / -1;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 18px;
  background: transparent;
  cursor: pointer;
}
.ctl input[type=range]::-webkit-slider-runnable-track {
  height: 1px; background: var(--face-hair);
}
.ctl input[type=range]::-moz-range-track { height: 1px; background: var(--face-hair); }
.ctl input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 11px; height: 11px;
  background: var(--signal);
  margin-top: -5px;
  border: 0;
  transition: transform 0.12s;
}
.ctl input[type=range]::-moz-range-thumb {
  width: 11px; height: 11px; border: 0; border-radius: 0;
  background: var(--signal);
}
.ctl input[type=range]:hover::-webkit-slider-thumb { transform: scale(1.35); }
.ctl input[type=range]:focus-visible { outline: 1px solid var(--signal); outline-offset: 3px; }

.inst-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 10.5px;
  color: var(--face-dim);
  padding-top: 4px;
}
.inst-stats b { color: var(--face-txt); font-weight: 500; margin-left: 4px; }

.inst-note {
  grid-column: 1 / -1;
  font-size: 10px;
  line-height: 1.5;
  color: var(--face-dim);
  border-top: 1px solid var(--face-hair);
  padding-top: 11px;
}
.inst-body-row {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(210px, 0.75fr);
  gap: 18px;
}
@media (max-width: 860px) { .inst-body-row { grid-template-columns: 1fr; } }

/* ═══ SECTIONS ═══════════════════════════════════════════════ */
.section { padding-block: clamp(3.6rem, 7vw, 6rem); }
.section-tint { background: var(--paper-2); border-block: 1px solid var(--hair); }
.section-dark { background: var(--face); color: var(--face-txt); border-block: 1px solid var(--ink); }

.sec-head { max-width: 74ch; margin-bottom: clamp(2.2rem, 4vw, 3.4rem); }
.sec-num {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--signal);
  margin-bottom: 0.9rem;
  display: block;
}
.sec-title { font-size: clamp(1.75rem, 3.4vw, 2.7rem); }
.sec-title-sub {
  display: block;
  font-size: 0.44em;
  font-style: italic;
  font-weight: 400;
  color: var(--faint);
  letter-spacing: -0.01em;
  margin-top: 0.5rem;
}
.section-dark .sec-title-sub, .sec-head-dark .sec-title-sub { color: var(--face-dim); }
.sec-sub { margin-top: 1rem; font-size: 1.03rem; color: var(--graphite); line-height: 1.6; max-width: 66ch; }
.sec-head-dark .sec-sub { color: var(--face-dim); }

/* ── § 01 PROBLEM ────────────────────────────────────────────── */
.tax-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
@media (max-width: 860px) { .tax-grid { grid-template-columns: 1fr; } }

.tax {
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: 1.8rem 1.7rem 1.6rem;
  position: relative;
}
.tax::before {
  /* crop mark */
  content: '';
  position: absolute;
  top: 8px; left: 8px; right: 8px; bottom: 8px;
  border: 1px solid var(--hair-soft);
  pointer-events: none;
}
.tax-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 0.6rem; }
.tax-idx { font-size: 9.5px; letter-spacing: 0.14em; color: #fff; background: var(--signal); padding: 3px 7px; }
.tax-head h3 { font-size: 1.42rem; letter-spacing: -0.02em; }
.tax-cost { font-size: 1.5rem; letter-spacing: -0.01em; color: var(--signal); margin-bottom: 0.9rem; }
.tax p { font-size: 0.955rem; color: var(--graphite); line-height: 1.65; }
.tax-consequence {
  margin-top: 1.05rem;
  padding-top: 0.95rem;
  border-top: 1px dashed var(--hair);
  font-size: 0.885rem;
  color: var(--ink);
}
.tax-consequence .mono { font-size: 9.5px; letter-spacing: 0.12em; color: var(--signal); }

.statement {
  margin-top: clamp(2rem, 4vw, 3rem);
  font-size: clamp(1.15rem, 2.1vw, 1.6rem);
  line-height: 1.42;
  letter-spacing: -0.02em;
  max-width: 40ch;
  font-weight: 500;
}
.statement-em { font-style: italic; font-weight: 400; color: var(--graphite); }

/* ── § 02 PIPELINE ───────────────────────────────────────────── */
.pipe { list-style: none; display: grid; gap: 0; }
.pipe-step {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 1.6rem;
  padding-block: 1.9rem;
  border-top: 1px solid var(--hair);
}
.pipe-step:last-child { border-bottom: 1px solid var(--hair); }
.pipe-num {
  font-size: 2.5rem;
  color: var(--signal);
  letter-spacing: -0.05em;
  line-height: 0.9;
  font-weight: 700;
}
.pipe-body h3 { font-size: 1.5rem; margin-bottom: 0.3rem; }
.pipe-tech { font-size: 10.5px; letter-spacing: 0.11em; color: var(--verify); margin-bottom: 0.75rem; }
.pipe-body p { font-size: 0.955rem; color: var(--graphite); max-width: 72ch; line-height: 1.65; }
.pipe-out {
  list-style: none;
  margin-top: 0.95rem;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
}
.pipe-out li {
  font-size: 10.5px;
  letter-spacing: 0.02em;
  padding: 5px 9px;
  border: 1px solid var(--hair);
  background: var(--paper);
  color: var(--graphite);
}
@media (max-width: 680px) {
  .pipe-step { grid-template-columns: 1fr; gap: 0.6rem; }
  .pipe-num { font-size: 1.7rem; }
}

/* ── SPLIT (product 01) ──────────────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(1.8rem, 4vw, 3.4rem);
  align-items: start;
}
@media (max-width: 940px) { .split { grid-template-columns: 1fr; } }

.split-copy p { color: var(--graphite); font-size: 0.985rem; line-height: 1.68; margin-bottom: 1rem; }
.lede { font-size: 1.16rem !important; color: var(--ink) !important; line-height: 1.5 !important; letter-spacing: -0.015em; }

.cite {
  display: block;
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--verify);
  background: var(--verify-bg);
}
.cite > span:first-child { display: block; font-size: 0.9rem; color: var(--ink); line-height: 1.45; }
.cite-links { display: block; margin-top: 6px; font-size: 10px; letter-spacing: 0.08em; color: var(--verify); }
.cite:hover .cite-links { text-decoration: underline; }

.stat-stack { display: grid; gap: 0; border-top: 1px solid var(--ink); }
.stat {
  display: grid;
  gap: 4px;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--hair);
}
.stat-val { font-size: 1.62rem; color: var(--ink); letter-spacing: -0.03em; font-weight: 500; }
.stat-lab { font-size: 0.865rem; color: var(--graphite); line-height: 1.5; }
.src {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  color: var(--verify);
  border: 1px solid var(--verify);
  padding: 1px 4px;
  margin-left: 4px;
  vertical-align: 1px;
}
.src:hover { background: var(--verify); color: #fff; }

.instrument-wide { margin-top: clamp(2rem, 4vw, 3.2rem); }

/* ── § 04 ARCHITECTURE ───────────────────────────────────────── */
.arch { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.arch-row { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; background: var(--hair); }
.arch-cell {
  background: var(--paper-2);
  padding: 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.arch-n { font-size: 9.5px; letter-spacing: 0.16em; color: var(--signal); }
.arch-cell h3 { font-size: 1.16rem; }
.arch-cell p { font-size: 0.88rem; color: var(--graphite); line-height: 1.6; }
.arch-cell-key { background: var(--verify-bg); box-shadow: inset 0 0 0 1px rgba(14,95,85,0.35); }
.arch-cell-key .arch-n { color: var(--verify); }
.arch-arrow {
  display: flex;
  align-items: center;
  background: var(--paper-2);
  padding-inline: 10px;
  color: var(--faint);
  font-size: 1.05rem;
}
@media (max-width: 940px) {
  .arch-row { grid-template-columns: 1fr; }
  .arch-arrow { justify-content: center; padding-block: 6px; transform: rotate(90deg); height: 26px; }
}

/* ── HONEST PANEL ────────────────────────────────────────────── */
.honest {
  margin-top: clamp(2rem, 4vw, 3.2rem);
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: 1.9rem 1.8rem 1.6rem;
}
.honest-title { font-size: 1.28rem; margin-bottom: 1.3rem; }
.honest-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
@media (max-width: 860px) { .honest-grid { grid-template-columns: 1fr; } }
.honest-k {
  display: block;
  font-size: 1.85rem;
  color: var(--ink);
  letter-spacing: -0.04em;
  margin-bottom: 0.4rem;
}
.honest-item:nth-child(1) .honest-k { color: var(--verify); }
.honest-item:nth-child(3) .honest-k { color: var(--signal); }
.honest-item p { font-size: 0.885rem; color: var(--graphite); line-height: 1.6; }
.honest-note {
  margin-top: 1.6rem;
  padding-top: 1.3rem;
  border-top: 1px dashed var(--hair);
  font-size: 0.925rem;
  color: var(--ink);
  line-height: 1.6;
}
.honest-note .mono { font-size: 9.5px; letter-spacing: 0.12em; color: var(--signal); }
.honest-src { margin-top: 1rem; font-size: 10px; letter-spacing: 0.06em; color: var(--faint); line-height: 1.6; }

/* ── § 05 EVIDENCE ───────────────────────────────────────────── */
.ev { margin: 0 0 clamp(1.6rem, 3vw, 2.4rem); }
.ev-cap {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 9px 12px;
  border: 1px solid var(--ink);
  border-bottom: 0;
  background: var(--paper-2);
  font-size: 10px;
  letter-spacing: 0.11em;
}
.ev-cap span:last-child { color: var(--signal); }
.ev img { width: 100%; border: 1px solid var(--ink); background: #fff; }
.ev-note {
  padding: 9px 12px;
  border: 1px solid var(--ink);
  border-top: 0;
  background: var(--paper-2);
  font-size: 10.5px;
  color: var(--graphite);
  line-height: 1.55;
}
.ev-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
@media (max-width: 860px) { .ev-row { grid-template-columns: 1fr; } }

.ledger { width: 100%; border-collapse: collapse; margin-top: 0.6rem; }
.ledger caption {
  text-align: left;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--signal);
  padding-bottom: 0.7rem;
}
.ledger th, .ledger td {
  text-align: left;
  padding: 11px 13px;
  border: 1px solid var(--hair);
  font-size: 0.855rem;
  color: var(--graphite);
  vertical-align: top;
}
.ledger th {
  background: var(--ink);
  color: var(--paper);
  font-size: 9.5px;
  letter-spacing: 0.11em;
  font-weight: 400;
}
.ledger tbody tr:hover { background: var(--paper-2); }
.ledger td:first-child { color: var(--ink); }
.strong-verified { color: var(--verify); font-weight: 700; }
@media (max-width: 720px) {
  .ledger, .ledger tbody, .ledger tr, .ledger td { display: block; width: 100%; }
  .ledger thead { display: none; }
  .ledger tr { margin-bottom: 1rem; border: 1px solid var(--hair); }
  .ledger td { border: 0; border-bottom: 1px solid var(--hair-soft); padding: 8px 12px; }
  .ledger td::before {
    content: attr(data-l);
    display: block;
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.1em;
    color: var(--faint);
  }
}

/* ── § 06 INTEGRATION ────────────────────────────────────────── */
.code-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
.code-grid > *, .inst-body-row > *, .hero-in > *, .arch-row > *,
.code-block, .instrument, .spec, .tax, .app, .ev, .arch-cell { min-width: 0; }
.code-block pre { padding: 1.1rem 1.2rem 1.3rem; overflow-x: auto; max-width: 100%; }
@media (max-width: 940px) { .code-grid { grid-template-columns: 1fr; } }

.code-block { border: 1px solid var(--face-hair); background: var(--face-2); }
.code-cap {
  padding: 9px 13px;
  border-bottom: 1px solid var(--face-hair);
  font-size: 9.5px;
  letter-spacing: 0.13em;
  color: var(--face-dim);
}
.code-block pre { padding: 1.1rem 1.2rem 1.3rem; }
.code-block code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.75;
  color: #D8D6DE;
  white-space: pre;
}
.c-k { color: #E8804A; }
.c-s { color: #9FD6C8; }
.c-n { color: #D9B05B; }
.c-cm { color: #6E6C78; font-style: italic; }
.c-fn { color: #B9A6E8; }

.spec { margin-top: clamp(2rem, 4vw, 3rem); border: 1px solid var(--face-hair); padding: 1.6rem 1.5rem; }
.spec-title { font-size: 10px; letter-spacing: 0.15em; color: var(--signal); margin-bottom: 1.2rem; }
.spec-list { display: grid; gap: 0; }
.spec-list > div {
  display: grid;
  grid-template-columns: 175px 1fr;
  gap: 14px;
  padding: 10px 0;
  border-top: 1px solid var(--face-hair);
  align-items: baseline;
}
.spec-list dt { font-size: 9.5px; letter-spacing: 0.13em; color: var(--face-dim); }
.spec-list dd { font-size: 11.5px; color: var(--face-txt); line-height: 1.55; }
.spec-note { margin-top: 1.2rem; font-size: 10.5px; color: var(--face-dim); line-height: 1.6; }
@media (max-width: 680px) {
  .spec-list > div { grid-template-columns: 1fr; gap: 4px; }
}

/* ── § 07 APPLICATIONS ───────────────────────────────────────── */
.app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
@media (max-width: 940px) { .app-grid { grid-template-columns: 1fr; } }
.app { border: 1px solid var(--ink); background: var(--paper); padding: 1.6rem 1.5rem; }
.app-flag { font-size: 9px; letter-spacing: 0.14em; display: inline-block; padding: 3px 7px; margin-bottom: 0.9rem; }
.app-proven .app-flag { color: var(--verify); border: 1px solid var(--verify); background: var(--verify-bg); }
.app-roadmap { border-style: dashed; border-color: var(--faint); }
.app-roadmap .app-flag { color: var(--caution); border: 1px solid var(--caution); }
.app h3 { font-size: 1.28rem; margin-bottom: 0.6rem; }
.app p { font-size: 0.9rem; color: var(--graphite); line-height: 1.65; }

/* ── § 08 COMPANY ────────────────────────────────────────────── */
.company-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 4vw, 3.6rem); align-items: start; }
@media (max-width: 940px) { .company-grid { grid-template-columns: 1fr; } }

.company-facts { margin-top: 1.8rem; border-top: 1px solid var(--ink); }
.company-facts > div {
  display: grid;
  grid-template-columns: 145px 1fr;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--hair);
  font-size: 0.9rem;
  color: var(--graphite);
}
.cf-k { font-size: 9.5px; letter-spacing: 0.13em; color: var(--signal); }
.company-cta { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 1.8rem; }

.colophon { border: 1px solid var(--ink); background: var(--paper); padding: 1.6rem 1.5rem; }
.colophon-title { font-size: 10px; letter-spacing: 0.15em; color: var(--signal); margin-bottom: 1.2rem; }
.colophon-list { list-style: none; display: grid; gap: 1rem; }
.colophon-list li { font-size: 0.855rem; color: var(--graphite); line-height: 1.55; }
.c-lbl {
  display: block;
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--ink);
  margin-bottom: 3px;
}
.colophon-list a { color: var(--verify); border-bottom: 1px solid rgba(14,95,85,0.4); }
.colophon-list a:hover { border-color: var(--verify); }

/* ── FOOTER ──────────────────────────────────────────────────── */
.foot { background: var(--ink); color: var(--paper-3); }
.foot-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-block: 18px;
  font-size: 10px;
  letter-spacing: 0.09em;
  flex-wrap: wrap;
}
.foot-mid { color: var(--signal); }
.foot-link { color: var(--paper-3); }
.foot-link:hover { color: #fff; }
@media (max-width: 620px) { .foot-mid { display: none; } }