@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,700&family=DM+Serif+Display&family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Outfit:wght@400;500;600;700&display=swap');

/* ============ Brand tokens (colors and fonts from bigtopa.com / greekhouse.io) ============ */

:root,
:root[data-brand='bigtopa'] {
  --ink: #0d1220;
  --ink-2: #1e2840;
  --on-ink: #fafbff;
  --on-ink-muted: rgb(250 251 255 / 70%);
  --accent: #e8621a;
  --accent-on-ink: #ff7a35;
  --accent-ink: #080c14;
  --label: #c04d0f;
  --paper: #f5f2ec;
  --paper-2: #ede8df;
  --card: #ffffff;
  --text: #1a1f2e;
  --muted: #565b6b;
  --rule: rgb(26 31 46 / 14%);
  --display: 'DM Serif Display', Georgia, serif;
  --display-weight: 400;
  --body: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

:root[data-brand='greekhouse'] {
  --ink: #4a1420;
  --ink-2: #6b1e2e;
  --on-ink: #fdfaf6;
  --on-ink-muted: rgb(253 250 246 / 72%);
  --accent: #d4af6a;
  --accent-on-ink: #d4af6a;
  --accent-ink: #3a111b;
  --label: #8b6b20;
  --paper: #fdfaf6;
  --paper-2: #f4efe6;
  --card: #ffffff;
  --text: #2a1a1e;
  --muted: #66565a;
  --rule: rgb(42 26 30 / 14%);
  --display: 'Fraunces', Georgia, serif;
  --display-weight: 700;
  --body: 'Outfit', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

/* Brand-specific words: <span class="bt">…</span><span class="gh">…</span> */
:root[data-brand='greekhouse'] .bt,
:root:not([data-brand='greekhouse']) .gh {
  display: none !important;
}

/* ============ Base ============ */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: var(--display-weight);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(30px, 4vw, 44px);
}

h3 {
  font-size: 24px;
}

p {
  margin: 0 0 1em;
}

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

.wrap {
  width: min(100% - 32px, 1120px);
  margin-inline: auto;
}

.prose {
  width: min(100% - 32px, 720px);
  margin-inline: auto;
}

.label {
  margin: 0 0 14px;
  color: var(--label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section {
  padding: clamp(56px, 8vw, 96px) 0;
}

.section-tint {
  background: var(--paper-2);
}

.lede {
  color: var(--muted);
  font-size: 20px;
}

/* ============ Top bar ============ */

.topbar {
  position: relative;
  z-index: 5;
  color: var(--on-ink);
  background: var(--ink);
  border-bottom: 1px solid rgb(255 255 255 / 10%);
}

.topbar-inner {
  min-height: 64px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 10px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--on-ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
}

.brand-mark img,
.brand-mark svg {
  width: 32px;
  height: auto;
}

.brand small {
  display: block;
  color: var(--on-ink-muted);
  font-size: 12px;
  font-weight: 500;
}

.brand-switch {
  margin-left: auto;
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 999px;
}

.brand-switch button {
  min-height: 36px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  color: var(--on-ink-muted);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.brand-switch button[aria-pressed='true'] {
  color: var(--accent-ink);
  background: var(--accent);
}

.nav-link {
  color: var(--on-ink);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.nav-link:hover {
  text-decoration: underline;
}

/* ============ Hero ============ */

.hero {
  color: var(--on-ink);
  background:
    radial-gradient(circle at 80% 10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 40%),
    var(--ink);
}

.hero-inner {
  padding: clamp(56px, 9vw, 112px) 0 clamp(48px, 7vw, 80px);
}

.hero .label {
  color: var(--accent-on-ink);
}

.hero h1 {
  max-width: 900px;
  font-size: clamp(40px, 6.4vw, 78px);
}

.hero-sub {
  max-width: 640px;
  margin-top: 24px;
  color: var(--on-ink-muted);
  font-size: 20px;
}

.hero-levers {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 14px;
  border: 1px solid rgb(255 255 255 / 24%);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 10px;
  color: var(--accent-ink);
  background: var(--accent);
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.btn-ghost {
  color: var(--on-ink);
  background: transparent;
  border: 1px solid rgb(255 255 255 / 30%);
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(40px, 6vw, 64px);
}

.compare figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 16 / 9;
  background: var(--ink-2);
}

.compare img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compare figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 40px 18px 14px;
  color: #ffffff;
  background: linear-gradient(to top, rgb(0 0 0 / 72%), transparent);
  font-size: 14px;
}

.compare figcaption strong {
  display: block;
  font-size: 18px;
}

/* ============ Three F's ============ */

.fff {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.card {
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--card);
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.card .solves {
  margin-top: 14px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

/* ============ House (table of contents) ============ */

.toc-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 36px;
}

.house {
  display: grid;
  gap: 10px;
}

.roof-sides {
  height: clamp(100px, 13vw, 170px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}

.roof-side {
  display: flex;
  align-items: flex-end;
  padding-bottom: 16px;
  color: var(--on-ink);
  font-size: clamp(14px, 1.6vw, 20px);
}

.roof-left {
  justify-content: flex-end;
  padding-right: 15%;
  background: var(--ink);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.roof-right {
  justify-content: flex-start;
  padding-left: 15%;
  background: var(--ink-2);
  clip-path: polygon(0 0, 100% 100%, 0 100%);
}

.room {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 16px 18px 18px;
  border: 1px solid var(--rule);
  border-radius: 0;
  color: var(--text);
  background: var(--card);
  text-decoration: none;
}

.room-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.room h3 {
  margin-top: auto;
  padding-top: 22px;
  font-size: 24px;
}

.room .desc {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  min-height: 2.9em;
}

.status {
  align-self: flex-start;
  margin-top: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.status-soon {
  color: var(--muted);
  background: var(--paper-2);
}

.status-live {
  color: var(--accent-ink);
  background: var(--accent);
}

a.room:hover h3 {
  text-decoration: underline;
}

.beam {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: 6px 14px;
  padding: 12px 18px;
  color: var(--accent-ink);
  background: var(--accent);
}

.beam h3 {
  font-size: 24px;
}

.beam .room-top {
  color: var(--accent-ink);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.pillars .room {
  min-height: 210px;
  border-top: 6px solid var(--ink);
  border-bottom: 6px solid var(--ink);
}

.pillars .room.is-live {
  border-color: var(--accent);
  border-top-width: 6px;
  border-bottom-width: 6px;
  box-shadow: 0 0 0 2px var(--accent) inset;
}

.floor {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--ink);
}

.floor .room {
  min-height: 130px;
  border: 0;
  border-left: 1px solid rgb(255 255 255 / 16%);
  color: var(--on-ink);
  background: transparent;
}

.floor .room:first-child {
  border-left: 0;
}

.floor .room-top,
.floor .room .desc {
  color: var(--on-ink-muted);
}

.floor .status-soon {
  color: var(--on-ink);
  background: rgb(255 255 255 / 12%);
}

.house-key {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 15px;
}

.house-key strong {
  color: var(--text);
}

/* ============ Chapter template + levers ============ */

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  padding: 18px;
  border-top: 3px solid var(--accent);
  background: var(--card);
  font-size: 15px;
  line-height: 1.45;
  counter-increment: step;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 8px;
  color: var(--label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.steps strong {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
}

.levers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.levers .card h3 {
  font-size: 22px;
}

/* ============ Chapter pages ============ */

.chapter-hero .hero-inner {
  padding-bottom: clamp(40px, 6vw, 64px);
}

.chapter-num {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-bottom: 18px;
  color: var(--accent-on-ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.locator {
  display: inline-grid;
  grid-template-columns: repeat(4, 14px);
  grid-template-rows: 8px 10px 8px;
  gap: 3px;
  vertical-align: middle;
}

.locator i {
  display: block;
  background: rgb(255 255 255 / 22%);
}

.locator .roof {
  grid-column: 1 / -1;
}

.locator .floor-row {
  grid-column: 1 / -1;
}

.locator .here {
  background: var(--accent-on-ink);
}

.pull {
  margin: 0;
  max-width: 820px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.2;
}

.chapter-body h2 {
  margin: 0 0 18px;
  font-size: clamp(28px, 3.4vw, 38px);
}

.chapter-body h3 {
  margin: 32px 0 10px;
  font-size: 24px;
}

.chapter-body .section + .section {
  border-top: 1px solid var(--rule);
}

.table-wrap {
  margin: 28px 0;
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--card);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  line-height: 1.45;
}

th,
td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  background: var(--paper-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: 0;
}

td strong {
  white-space: nowrap;
}

.callout {
  margin: 28px 0;
  padding: 22px 24px;
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: var(--card);
}

.callout p:last-child {
  margin: 0;
}

.test-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.test-list li {
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--card);
  font-size: 16px;
  line-height: 1.45;
}

.test-list strong {
  display: block;
  font-size: 18px;
}

.moments {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.moments li {
  position: relative;
  padding: 18px 18px 18px 0;
  border-top: 3px solid var(--ink);
  font-size: 15px;
  line-height: 1.45;
}

.moments li + li {
  padding-left: 18px;
}

.moments li::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 0;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--paper);
}

.moments li + li::before {
  left: 18px;
}

.moments strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
}

.moments .when {
  color: var(--label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.cues {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.cue {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--card);
  font-size: 16px;
  line-height: 1.45;
}

.cue strong {
  display: block;
}

.cue-icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--paper-2);
}

.feature-list {
  margin: 24px 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.feature-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--card);
  font-size: 16px;
  line-height: 1.45;
}

.feature-list strong {
  font-size: 18px;
}

.feature-list .status {
  margin: 0;
  grid-row: 1 / span 2;
  grid-column: 2;
}

.status-now {
  color: #ffffff;
  background: #2f6f4e;
}

.status-next {
  color: var(--text);
  background: var(--paper-2);
  border: 1px solid var(--rule);
}

.ask {
  margin: 24px 0;
  padding: 0;
  list-style: none;
  counter-reset: q;
}

.ask li {
  position: relative;
  padding: 16px 18px 16px 60px;
  border-bottom: 1px solid var(--rule);
  counter-increment: q;
}

.ask li::before {
  content: counter(q);
  position: absolute;
  top: 14px;
  left: 14px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--accent-ink);
  background: var(--accent);
  font-size: 15px;
  font-weight: 700;
}

.signal {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  margin: 24px 0;
  padding: 26px;
  border-radius: 14px;
  color: var(--on-ink);
  background: var(--ink);
}

.signal .big {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 54px;
  line-height: 1;
  color: var(--accent-on-ink);
}

.signal p {
  margin: 0;
  color: var(--on-ink-muted);
}

.signal strong {
  color: var(--on-ink);
}

.sources {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 15px;
}

.sources li {
  margin-bottom: 8px;
}

.chapter-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.chapter-nav a,
.chapter-nav span {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--card);
  text-decoration: none;
}

.chapter-nav small {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.chapter-nav .next {
  text-align: right;
}

/* ============ Footer ============ */

.footer {
  padding: 36px 0;
  color: var(--on-ink-muted);
  background: var(--ink);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
}

.footer strong {
  color: var(--on-ink);
}

/* ============ Responsive ============ */

@media (max-width: 900px) {
  .fff,
  .levers {
    grid-template-columns: 1fr;
  }

  .toc-head {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .pillars {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .moments {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 24px;
  }

  .moments li:nth-child(3) {
    padding-left: 0;
  }

  .moments li:nth-child(3)::before {
    left: 0;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 17px;
  }

  .brand small {
    display: none;
  }

  .compare,
  .floor,
  .test-list,
  .cues,
  .chapter-nav,
  .steps {
    grid-template-columns: 1fr;
  }

  .moments {
    grid-template-columns: 1fr;
  }

  .moments li,
  .moments li + li {
    padding-left: 0;
  }

  .moments li::before,
  .moments li + li::before {
    left: 0;
  }

  .pillars .room {
    min-height: 0;
  }

  .floor .room {
    border-left: 0;
    border-top: 1px solid rgb(255 255 255 / 16%);
  }

  .floor .room:first-child {
    border-top: 0;
  }

  .signal {
    grid-template-columns: 1fr;
  }

  .chapter-nav .next {
    text-align: left;
  }

  /* Wide tables scroll inside their box instead of squeezing */
  .table-wrap table.wide {
    min-width: 560px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media print {
  .topbar,
  .brand-switch,
  .hero-actions {
    display: none;
  }

  body {
    font-size: 11.5pt;
  }

  .section {
    padding: 28px 0;
  }

  .hero,
  .signal,
  .footer {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

/* ============ Elements page + cross-references ============ */

/* Inline cross-reference to another element: "→ 05 Fit" */
.xref {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 0 8px;
  border-radius: 6px;
  color: var(--text);
  background: var(--paper-2);
  font-size: 0.85em;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.xref:hover {
  text-decoration: underline;
}

.xref .n {
  color: var(--label);
}

.see-also {
  margin: 20px 0;
  padding: 16px 20px;
  border: 1px dashed var(--rule);
  border-radius: 12px;
  font-size: 16px;
  line-height: 1.55;
}

.see-also strong:first-child {
  display: block;
  margin-bottom: 4px;
  color: var(--label);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Ordered contents */
.toc-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.toc-layer {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}

.toc-layer-name {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 22px;
  line-height: 1.2;
}

.toc-layer-name small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-family: var(--body);
  font-size: 14px;
  font-weight: 500;
}

.toc-items {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 4px 14px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  color: var(--text);
  background: var(--card);
  text-decoration: none;
  scroll-margin-top: 24px;
}

a.toc-item:hover .toc-title {
  text-decoration: underline;
}

.toc-item.is-live {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
}

.toc-num {
  grid-row: 1 / span 2;
  color: var(--label);
  font-size: 15px;
  font-weight: 700;
}

.toc-title {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 21px;
  line-height: 1.2;
}

.toc-title small {
  margin-left: 8px;
  color: var(--muted);
  font-family: var(--body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.toc-q {
  grid-column: 2;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.45;
}

.toc-item .status {
  grid-column: 3;
  grid-row: 1 / span 2;
  margin: 0;
  align-self: center;
}

/* Key connections */
.featured-conn {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 32px;
  align-items: center;
  margin-top: 32px;
  padding: clamp(24px, 4vw, 40px);
  border-radius: 16px;
  color: var(--on-ink);
  background: var(--ink);
}

.featured-conn .pair {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.pill {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  color: var(--text);
  background: var(--paper-2);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.pill .n {
  color: var(--label);
}

.featured-conn .pill {
  color: var(--accent-ink);
  background: var(--accent);
}

.featured-conn .pill .n {
  color: var(--accent-ink);
}

.featured-conn h3 {
  font-size: clamp(26px, 3vw, 34px);
}

.featured-conn p {
  color: var(--on-ink-muted);
}

.featured-conn p strong {
  color: var(--on-ink);
}

.fit-scale {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.fit-scale div {
  padding: 16px 14px;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.4;
}

.fit-scale div.just {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.fit-scale strong {
  display: block;
  margin-bottom: 4px;
  font-size: 17px;
}

.fit-scale .just p,
.fit-scale div p {
  margin: 0;
  color: inherit;
  opacity: 0.85;
}

.conn-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.conn {
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--card);
}

.conn .pair {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}

.conn .link-sym {
  color: var(--muted);
  font-weight: 700;
}

.conn p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
}

/* Where to start */
.start-table td:first-child {
  width: 50%;
}

@media (max-width: 900px) {
  .featured-conn,
  .conn-grid {
    grid-template-columns: 1fr;
  }

  .toc-layer {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  .fit-scale {
    grid-template-columns: 1fr;
  }

  .toc-item {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .toc-item .status {
    grid-column: 2;
    grid-row: auto;
    justify-self: start;
    margin-top: 6px;
  }
}

/* ============ All chapters ============ */

/* Locator: roof (1 cell) / pillars (4) / floor (3) */
.locator {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 66px;
}

.loc-row {
  display: flex;
  gap: 3px;
}

.loc-row i {
  flex: 1;
  height: 8px;
  background: rgb(255 255 255 / 22%);
}

.loc-row-1 i {
  height: 12px;
}

.loc-row i.here {
  background: var(--accent-on-ink);
}

.hero-question {
  max-width: 720px;
  margin: 18px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--accent-on-ink);
  color: var(--on-ink);
  font-size: 18px;
  font-weight: 600;
}

/* featured-conn used inside a chapter (no pills) */
.prose .featured-conn {
  margin: 28px 0;
  grid-template-columns: 1fr;
  gap: 20px;
}

.prose .featured-conn h3 {
  margin: 0 0 10px;
}

/* Value calculator embed */
.calc-wrap {
  margin-top: 32px;
  margin-bottom: 8px;
}

.calc-intro {
  max-width: 720px;
  margin: 0 auto 16px;
}

.calc-intro h3 {
  margin: 0 0 8px;
}

.calc-frame {
  min-height: 120px;
  overflow: hidden;
  border-radius: 16px;
}

.calc-fallback {
  max-width: 720px;
  margin: 12px auto 0;
  color: var(--muted);
  font-size: 14px;
}

@media print {
  .calc-wrap {
    display: none;
  }
}

.status-read {
  color: var(--text);
  background: var(--paper-2);
  border: 1px solid var(--rule);
}

.floor .status-read {
  color: var(--on-ink);
  background: rgb(255 255 255 / 12%);
  border-color: rgb(255 255 255 / 20%);
}

a.beam {
  text-decoration: none;
}

a.beam:hover h3,
a.room:hover h3 {
  text-decoration: underline;
}

.floor a.room {
  color: var(--on-ink);
}

/* ---------- Flow map (chapter 06 header animation) ---------- */
:root { --fm-dot: #e8621a; --fm-people: #e8621a; --fm-money: #2f9e5b; --fm-content: #1f8f9c; --fm-comms: #4f6bd8; }
:root[data-brand='greekhouse'] { --fm-dot: #b8862a; --fm-people: #b8862a; }
.flowmap-band { padding: 8px 0 24px; }
.flowmap { background: var(--card); border: 1px solid var(--rule); border-radius: 16px; padding: 18px 18px 14px; }
.fm-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.fm-tabs button {
  font: 600 14px/1 var(--body); padding: 9px 14px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--rule); background: transparent; color: var(--text);
}
.fm-tabs button[aria-pressed='true'] { background: var(--ink); border-color: var(--ink); color: var(--on-ink); }
.flowmap svg { display: block; width: 100%; height: auto; overflow: visible; }
.fm-scene { transition: opacity .8s ease, transform .9s ease; transform-box: view-box; transform-origin: 250px 360px; }
.flowmap[data-scene='family'] .fm-chapter { opacity: 0; transform: scale(.2); pointer-events: none; }
.flowmap[data-scene='chapter'] .fm-family { opacity: 0; transform: scale(3); pointer-events: none; }
.fm-edge { fill: none; stroke: var(--rule); stroke-width: 2; }
.fm-track { fill: none; stroke: var(--muted); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; opacity: 0; transition: opacity .6s ease; }
.fm-track.fm-track-on { opacity: .28; }
.fm-hub { fill: var(--ink); stroke: var(--accent); stroke-width: 3; }
.fm-hub-main { stroke-width: 4; }
.fm-space { fill: var(--ink-2); }
.fm-room { fill: var(--paper-2); stroke: var(--muted); stroke-width: 1.5; }
.fm-label { font: 600 14px var(--body); fill: var(--text); paint-order: stroke; stroke: var(--card); stroke-width: 4px; stroke-linejoin: round; }
.fm-label-in { fill: var(--on-ink); stroke: none; font-size: 18px; }
.fm-label-sm { font-size: 12.5px; fill: var(--muted); font-weight: 500; }
.fm-note { font: italic 500 12.5px var(--body); fill: var(--muted); paint-order: stroke; stroke: var(--card); stroke-width: 4px; }
.fm-chip-bg { fill: var(--fm-dot); stroke: var(--card); stroke-width: 2.5; }
.fm-chip-people .fm-chip-bg { fill: var(--fm-people); }
.fm-chip-money .fm-chip-bg { fill: var(--fm-money); }
.fm-chip-content .fm-chip-bg { fill: var(--fm-content); }
.fm-chip-comms .fm-chip-bg { fill: var(--fm-comms); }
.fm-stage { position: relative; }
.fm-types { position: absolute; top: 0; right: 0; margin: 0; padding: 7px 12px; list-style: none; display: flex; gap: 6px 16px; flex-wrap: wrap; justify-content: flex-end;
  font-size: 13.5px; color: var(--text); background: var(--card); border: 1px solid var(--rule); border-radius: 10px; }
.fm-types li { display: flex; align-items: center; gap: 8px; }
.flowmap[data-scene='family'] .fm-types-in { display: none; }
.fm-sw { display: inline-block; width: 12px; height: 12px; border-radius: 50%; flex: none; }
.fm-sw-hub { background: var(--ink); box-shadow: 0 0 0 2px var(--accent); }
.fm-sw-space { background: var(--ink-2); }
.fm-sw-room { background: var(--paper-2); box-shadow: inset 0 0 0 1.5px var(--muted); }
.fm-sw-meet { background: var(--text); box-shadow: 0 0 0 2px var(--card), 0 0 0 3px var(--muted); }
.fm-meet { fill: var(--text); stroke: var(--card); stroke-width: 2; }
.fm-meet-link { fill: none; stroke: var(--muted); stroke-width: 2; stroke-dasharray: 2 5; stroke-linecap: round; }
.fm-meetup { opacity: 0; }
.fm-meetup.play { animation: fm-meet 10s 1 both; }
@keyframes fm-meet { 0% { opacity: 0 } 6% { opacity: 1 } 68% { opacity: 1 } 78%, 100% { opacity: 0 } }
.fm-chip-icon { fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.fm-chip { filter: drop-shadow(0 1px 3px rgb(0 0 0 / 22%)); }
.flowmap[data-scene='family'] .fm-key[data-for='chapter'],
.flowmap[data-scene='chapter'] .fm-key[data-for='family'] { display: none; }
.fm-key { display: flex; flex-wrap: wrap; gap: 10px 32px; margin: 10px 0 2px; font-size: 15px; color: var(--text); }
.fm-key-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; transition: opacity .6s ease; }
.fm-key-title { font-weight: 700; color: var(--label); }
.fm-key-item { display: inline-flex; align-items: center; gap: 7px; }
.flowmap .fm-key-chip { width: 24px; height: 24px; flex: none; display: inline-block; }
.flowmap[data-dir='down'] .fm-key-group[data-dir='up'],
.flowmap[data-dir='up'] .fm-key-group[data-dir='down'] { opacity: .38; }
@media (prefers-reduced-motion: reduce) {
  .fm-scene, .fm-track, .fm-key-group { transition: none; }
  .fm-meetup.play { animation: none; opacity: 1; }
}
@media (max-width: 640px) {
  .flowmap { padding: 12px 8px 10px; }
  .fm-label { font-size: 28px; stroke-width: 6px; }
  .fm-label-in { font-size: 30px; }
  .fm-label-sm { display: none; }
  .fm-note { font-size: 24px; }
  .fm-chip-inner { transform: scale(1.9); }
  .fm-key { padding: 0 6px; }
  .fm-types { position: static; display: flex; flex-wrap: wrap; gap: 4px 14px; border: 0; padding: 4px 6px 8px; }
}