/* 2026-08-18: /bio — universal white page.
   Inherits the site shell from styles.css (doc-page palette, controls, menus).
   This file only describes the biography page itself.

   The page has a spine. Until 2011 it is a single technology strand; from the
   deaconate to the ordination it runs as two parallel strands; after 2024 the
   two strands travel together as one doubled line. */

body.bio-page {
  overflow-x: clip;
}

.bio {
  /* every value below is a colour the site already uses:
     doc-page #FAFAFA / #050505 / #111111,
     Faith #F4EEE3 / #2A201C / #6B1F2B / #C7A15A / #D9BC7A,
     Future #EAF3FF / #0B1530 / #1455D9 / #41D9FF and cosmic #070B14 / #E8EEF8 / #8B98B3 */
  --bio-bg: #FAFAFA;
  --bio-ink: #050505;
  --bio-body: #111111;
  --bio-muted: rgba(42, 32, 28, .62);
  --bio-line: rgba(42, 32, 28, .18);
  --bio-hair: rgba(42, 32, 28, .1);
  --bio-tech: #1455D9;
  --bio-tech-ink: #1455D9;
  --bio-faith: #C7A15A;
  --bio-faith-ink: #6B1F2B;
  --bio-focus: #D9BC7A;
  --bio-gutter: 156px;
  --bio-pad: 40px;
  --act-tint: #FAFAFA;
  --strand: var(--bio-tech);
  --strand-ink: var(--bio-tech-ink);

  position: relative;
  padding: 150px 0 128px;
  font-family: Inter, sans-serif;
  color: var(--bio-body);
}

.bio-body {
  width: min(100%, 1240px);
  margin: 0 auto;
  padding: 0 var(--bio-pad);
}

.bio p {
  margin: 0;
}

.bio-body p + p {
  margin-top: 1.05em;
}

/* ---------- shared type ---------- */

.bio-kicker {
  font-family: Inter, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--strand-ink);
}

.bio-chapter__text p,
.bio-intro__lead p,
.bio-intro__close p,
.bio-hero__lead p,
.bio-message__body p {
  font-size: clamp(16.5px, 1.32vw, 18.5px);
  line-height: 1.74;
  color: var(--bio-body);
}

.bio-strong {
  font-weight: 600;
  color: var(--bio-ink);
}

.bio p.bio-display {
  margin-top: .7em;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.04;
  letter-spacing: -.05em;
  color: var(--bio-ink);
}

.bio p.bio-display + p {
  margin-top: 1.05em;
}

/* the source writes enumerations as stacked emphasised lines; keep that
   reading order instead of breaking them into chips, which would strand the
   commas and conjunctions the author wrote inside them */
.bio-enum {
  margin: 1.7em 0 0;
  padding: 0;
  list-style: none;
}

.bio-enum li {
  position: relative;
  padding: 7px 0 7px 24px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(15.5px, 1.32vw, 17.5px);
  line-height: 1.34;
  letter-spacing: -.025em;
  color: var(--bio-ink);
}

.bio-enum li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 8px;
  background: var(--strand);
}

.bio-note {
  margin-top: 1.6em;
  padding-left: 20px;
  border-left: 2px solid var(--strand);
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(18px, 1.65vw, 22px);
  line-height: 1.42;
  letter-spacing: -.02em;
  color: var(--bio-ink);
}

.bio-note p + p {
  margin-top: .4em;
}

.bio-note + p,
.bio-questions + p,
.bio-enum + p {
  margin-top: 1.7em;
}

.bio-couplet {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 1.7em;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(19px, 1.9vw, 25px);
  line-height: 1.28;
  letter-spacing: -.03em;
  color: var(--bio-ink);
}

.bio-questions {
  margin: 1.7em 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--bio-hair);
}

.bio-questions li {
  padding: 15px 0 15px 26px;
  border-bottom: 1px solid var(--bio-hair);
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.36;
  letter-spacing: -.02em;
  color: var(--bio-ink);
  position: relative;
}

.bio-questions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.02em;
  width: 12px;
  height: 1px;
  background: var(--strand);
}

.bio-tags {
  margin-top: 1.8em;
}

.bio-tags + p,
.bio-questions + p,
.bio-steps + p,
.bio-ledger + p,
.bio-couplet + p {
  margin-top: 1.7em;
}

.bio-tags__title,
.bio-steps__title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bio-muted);
}

.bio-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.bio-tag {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid var(--bio-line);
  border-radius: 999px;
  background: var(--act-tint);
  color: var(--bio-ink);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
}

.bio-steps {
  margin-top: 1.8em;
}

.bio-steps__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.bio-steps__list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: baseline;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid var(--bio-hair);
}

.bio-steps__list li:first-child {
  border-top: 1px solid var(--bio-hair);
}

.bio-steps__index {
  font-family: Geologica, Inter, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--strand);
}

.bio-steps__text {
  font-size: clamp(15.5px, 1.25vw, 17px);
  line-height: 1.5;
  color: var(--bio-ink);
}

.bio-ledger {
  margin: 1.8em 0 0;
}

.bio-ledger__row {
  display: grid;
  grid-template-columns: minmax(140px, 34%) 1fr;
  gap: 6px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--bio-hair);
}

.bio-ledger__row:first-child {
  border-top: 1px solid var(--bio-hair);
}

.bio-ledger dt {
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 15.5px;
  letter-spacing: -.02em;
  color: var(--bio-ink);
}

.bio-ledger dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--bio-body);
}

/* ---------- photo plates ---------- */

.bio-plate {
  margin: 0;
}

.bio-plate + .bio-plate {
  margin-top: 22px;
}

.bio-plate__frame {
  position: relative;
  overflow: hidden;
  background: color-mix(in srgb, var(--bio-line) 30%, var(--act-tint));
}

.bio-plate--1x1 .bio-plate__frame { aspect-ratio: 1 / 1; }
.bio-plate--4x5 .bio-plate__frame { aspect-ratio: 4 / 5; }
.bio-plate--5x7 .bio-plate__frame { aspect-ratio: 5 / 7; }
.bio-plate--2x3 .bio-plate__frame { aspect-ratio: 2 / 3; }
.bio-plate--5x8 .bio-plate__frame { aspect-ratio: 5 / 8; }
.bio-plate--16x9 .bio-plate__frame { aspect-ratio: 16 / 9; }
.bio-plate--3x2 .bio-plate__frame { aspect-ratio: 3 / 2; }
.bio-plate--5x2 .bio-plate__frame { aspect-ratio: 5 / 2; }

/* The print screen of the source photograph becomes visible as the image
   dissolves: solid at the top, then a fine dot band, then a coarser one that
   thins out to nothing. Two nested masks multiply, so the lower band reads as
   the screen growing coarser rather than as a second pattern. */
.bio-plate--halftone .bio-plate__img {
  --halftone-fine: 5px;
  -webkit-mask-image:
    linear-gradient(to bottom, #000 0 67%, transparent 83%),
    radial-gradient(circle closest-side, #000 0 46%, transparent 52%),
    linear-gradient(to bottom, transparent 0 63%, #000 75%, #000 100%);
  mask-image:
    linear-gradient(to bottom, #000 0 67%, transparent 83%),
    radial-gradient(circle closest-side, #000 0 46%, transparent 52%),
    linear-gradient(to bottom, transparent 0 63%, #000 75%, #000 100%);
  -webkit-mask-size: 100% 100%, var(--halftone-fine) var(--halftone-fine), 100% 100%;
  mask-size: 100% 100%, var(--halftone-fine) var(--halftone-fine), 100% 100%;
  -webkit-mask-repeat: no-repeat, repeat, no-repeat;
  mask-repeat: no-repeat, repeat, no-repeat;
  -webkit-mask-composite: source-over, source-in, source-over;
  mask-composite: add, intersect, add;
}

.bio-plate--halftone picture {
  --halftone-coarse: 9px;
  -webkit-mask-image:
    linear-gradient(to bottom, #000 0 84%, transparent 93%),
    radial-gradient(circle closest-side, #000 0 40%, transparent 46%),
    linear-gradient(to bottom, transparent 0 82%, #000 90%, #000 97%, transparent 100%);
  mask-image:
    linear-gradient(to bottom, #000 0 84%, transparent 93%),
    radial-gradient(circle closest-side, #000 0 40%, transparent 46%),
    linear-gradient(to bottom, transparent 0 82%, #000 90%, #000 97%, transparent 100%);
  -webkit-mask-size: 100% 100%, var(--halftone-coarse) var(--halftone-coarse), 100% 100%;
  mask-size: 100% 100%, var(--halftone-coarse) var(--halftone-coarse), 100% 100%;
  -webkit-mask-repeat: no-repeat, repeat, no-repeat;
  mask-repeat: no-repeat, repeat, no-repeat;
  -webkit-mask-composite: source-over, source-in, source-over;
  mask-composite: add, intersect, add;
}

/* a cut-out portrait keeps its own silhouette: no frame, no crop */
.bio-plate--cutout .bio-plate__frame {
  aspect-ratio: auto;
  overflow: visible;
  background: transparent;
}

.bio-plate--cutout .bio-plate__img {
  height: auto;
  object-fit: contain;
}

.bio-plate__frame picture {
  display: block;
  width: 100%;
  height: 100%;
}

.bio-plate__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bio-plate.is-empty .bio-plate__frame {
  background: transparent;
  border: 1px dashed var(--bio-line);
}

.bio-plate__empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  padding: 12px;
}

.bio-plate__slot {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bio-muted);
}

.bio-plate__ratio {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--bio-line);
}

.bio-plate__caption {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.45;
  letter-spacing: .01em;
  color: var(--bio-muted);
}

/* ---------- hero ---------- */

.bio-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 470px);
  gap: 48px 56px;
  align-items: end;
  padding-bottom: 24px;
}

.bio-hero__copy {
  grid-column: 1;
}

.bio-hero__name {
  margin: 18px 0 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(44px, 8vw, 112px);
  line-height: .92;
  letter-spacing: -.05em;
  color: var(--bio-ink);
  /* the old spacing was set for capitals; lower case has descenders, and the
     .92 line height crops them out of the box. Only what follows moves. */
  padding-bottom: .08em;
}

.bio-hero__roles {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 0;
  margin-top: 22px;
  font-size: clamp(15px, 1.5vw, 19px);
  font-weight: 500;
  letter-spacing: .01em;
  color: var(--bio-ink);
}

.bio-hero__roles span + span::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  margin: 0 14px 4px;
  border-radius: 50%;
  background: var(--bio-tech);
  vertical-align: middle;
}

.bio-hero__roles span:last-child::before {
  background: var(--bio-faith);
}

.bio-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0 40px;
  margin: 34px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--bio-hair);
}

.bio-hero__fact dt {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bio-muted);
}

.bio-hero__fact dd {
  margin: 6px 0 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -.03em;
  color: var(--bio-ink);
}

/* the portrait hangs past the rule under the name and dissolves through it */
.bio-hero__portrait {
  grid-column: 2;
  position: relative;
  z-index: 1;
  align-self: end;
  margin-bottom: clamp(-140px, -9vw, -70px);
}

.bio-hero__lead {
  grid-column: 1 / -1;
  width: min(100%, 720px);
  margin-top: 26px;
  padding-top: 34px;
  border-top: 1px solid var(--bio-hair);
}

/* ---------- table of contents ---------- */

.bio-nav {
  margin: 56px 0 8px;
}

.bio-nav__title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bio-muted);
}

.bio-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.bio-nav__link {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  gap: 9px;
  padding: 7px 12px;
  border: 1px solid var(--bio-line);
  border-radius: 999px;
  background: var(--bio-bg);
  color: var(--bio-ink);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.bio-nav__link:hover,
.bio-nav__link:focus-visible {
  border-color: var(--bio-tech);
  background: color-mix(in srgb, var(--bio-tech) 10%, var(--bio-bg));
  color: var(--bio-tech);
}

.bio-nav__link:focus-visible {
  outline: 2px solid var(--bio-focus);
  outline-offset: 2px;
}

.bio-nav__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bio-line);
  transition: background-color 160ms ease, transform 160ms ease;
}

.bio-nav__link.is-active {
  border-color: var(--bio-tech);
  color: var(--bio-tech);
}

/* over the ordination band the page turns black; the menu follows it in the
   site's own cosmic palette, item by item as each one crosses the edge */
.bio-nav__link.is-inverted {
  color: #8B98B3;
}

.bio-nav__link.is-inverted .bio-nav__dot {
  background: rgba(232, 238, 248, .3);
}

.bio-nav__link.is-inverted:hover,
.bio-nav__link.is-inverted:focus-visible {
  color: #E8EEF8;
  background: transparent;
  border-color: transparent;
}

.bio-nav__link.is-inverted.is-active {
  color: #E8EEF8;
}

.bio-nav__link.is-inverted.is-active .bio-nav__dot {
  background: var(--bio-faith);
}

.bio-nav__link.is-active .bio-nav__dot {
  background: var(--bio-tech);
  transform: scale(1.35);
}

@media (min-width: 1500px) {
  .bio-nav {
    position: fixed;
    left: 34px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 60;
    margin: 0;
    max-width: 190px;
  }

  .bio-nav__list {
    flex-direction: column;
    gap: 2px;
  }

  .bio-nav__link {
    width: 100%;
    padding: 6px 8px;
    border: 0;
    border-radius: 6px;
    background: transparent;
    font-size: 12.5px;
    color: var(--bio-muted);
  }

  .bio-nav__link:hover,
  .bio-nav__link:focus-visible,
  .bio-nav__link.is-active {
    color: var(--bio-ink);
  }
}

/* ---------- introduction ---------- */

.bio-intro {
  width: min(100%, 780px);
  margin: 96px auto 0;
  text-align: left;
}

.bio-intro__title {
  margin: 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(32px, 4.4vw, 58px);
  line-height: 1.04;
  letter-spacing: -.045em;
  color: var(--bio-ink);
}

.bio-intro__lead {
  margin-top: 28px;
}

.bio-intro__tail {
  margin-top: 26px;
  font-size: 14px;
  letter-spacing: .01em;
  color: var(--bio-muted);
}

.bio-intro__final {
  margin-top: 14px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.2;
  letter-spacing: -.035em;
  color: var(--bio-ink);
}

.bio-intro__close {
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--bio-hair);
}

/* ---------- the spine ---------- */

.bio-track {
  position: relative;
  margin-top: 96px;
}

.bio-junction + .bio-track {
  margin-top: 0;
}

.bio-track::before,
.bio-track::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
}

.bio-track--single::before {
  left: calc(50% - 1px);
  background: var(--bio-tech);
}

.bio-track--single::after {
  display: none;
}

.bio-track--twin::before {
  left: calc(50% - 10px);
  background: var(--bio-tech);
}

.bio-track--twin::after {
  left: calc(50% + 8px);
  background: var(--bio-faith);
}

.bio-track--merged::before {
  left: calc(50% - 2px);
  background: var(--bio-tech);
}

.bio-track--merged::after {
  left: 50%;
  background: var(--bio-faith);
}

.bio-junction {
  position: relative;
  width: 40px;
  height: 140px;
  margin: 0 auto;
}

.bio-junction svg {
  display: block;
  width: 40px;
  height: 140px;
  overflow: visible;
}

.bio-junction path {
  fill: none;
  stroke-width: 2;
}

.bio-junction__tech { stroke: var(--bio-tech); }
.bio-junction__faith { stroke: var(--bio-faith); }
.bio-junction__seed { fill: var(--bio-faith); }

.bio-junction__label {
  position: absolute;
  left: 56px;
  top: 18px;
  white-space: nowrap;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bio-faith-ink);
}

/* ---------- act ---------- */

.bio-act {
  position: relative;
}

.bio-act[data-tint="cool"] { --act-tint: #F2F7FD; }
.bio-act[data-tint="warm"] { --act-tint: #F4EEE3; }
.bio-act[data-tint="plain"] { --act-tint: #FAFAFA; }

.bio-act[data-tint="warm"] {
  --bio-line: rgba(42, 32, 28, .22);
  --bio-hair: rgba(42, 32, 28, .14);
  --bio-muted: rgba(42, 32, 28, .66);
}

.bio-act[data-tint="cool"] {
  --bio-line: rgba(11, 21, 48, .16);
  --bio-hair: rgba(11, 21, 48, .09);
  --bio-muted: rgba(11, 21, 48, .6);
}

.bio-act {
  margin-inline: calc(50% - 50vw);
  padding-inline: calc(50vw - 50%);
  background: var(--act-tint);
}

.bio-act__head {
  position: relative;
  padding: 74px 0 46px;
  text-align: center;
  background: var(--act-tint);
}

.bio-act__ghost {
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(130px, 19vw, 250px);
  line-height: 1;
  letter-spacing: -.06em;
  color: transparent;
  -webkit-text-stroke: 1px var(--bio-line);
  pointer-events: none;
  user-select: none;
}

.bio-act__index {
  position: relative;
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
  color: var(--bio-muted);
}

.bio-act__title {
  position: relative;
  margin: 14px 0 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(38px, 6vw, 80px);
  line-height: 1;
  letter-spacing: -.05em;
  color: var(--bio-ink);
}

.bio-act__era {
  position: relative;
  display: inline-block;
  margin-top: 16px;
  padding: 6px 14px;
  border: 1px solid var(--bio-line);
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bio-muted);
  background: var(--act-tint);
}

/* ---------- chapter ---------- */

.bio-chapter {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--bio-gutter) minmax(0, 1fr);
  align-items: start;
  padding: 46px 0 58px;
}

.bio-chapter[data-strand="tech"] { --strand: var(--bio-tech); --strand-ink: var(--bio-tech-ink); }
.bio-chapter[data-strand="faith"] { --strand: var(--bio-faith); --strand-ink: var(--bio-faith-ink); }
.bio-chapter[data-strand="both"] { --strand: var(--bio-ink); --strand-ink: var(--bio-ink); }
.bio-chapter[data-strand="merged"] { --strand: var(--bio-faith); --strand-ink: var(--bio-faith-ink); }

.bio-chapter > * {
  grid-row: 1;
}

.bio-chapter--left .bio-chapter__text { grid-column: 1; padding-right: 12px; }
.bio-chapter--left .bio-chapter__aside { grid-column: 3; padding-left: 12px; }
.bio-chapter--right .bio-chapter__text { grid-column: 3; padding-left: 12px; }
.bio-chapter--right .bio-chapter__aside { grid-column: 1; padding-right: 12px; }

.bio-chapter__text {
  max-width: 560px;
}

.bio-chapter--right .bio-chapter__text {
  margin-left: 0;
}

.bio-chapter--left .bio-chapter__text {
  margin-left: auto;
}

.bio-chapter__aside {
  position: relative;
  width: 100%;
  align-self: stretch;
}

.bio-chapter__stick {
  position: sticky;
  top: 132px;
  padding-top: 8px;
}

.bio-chapter--left .bio-chapter__aside {
  margin-right: auto;
  max-width: 430px;
}

.bio-chapter--right .bio-chapter__aside {
  margin-left: auto;
  max-width: 430px;
}

/* hairline elbow from the spine to the plate, Gates Notes grammar */
.bio-chapter__link {
  position: absolute;
  top: 34px;
  height: 1px;
  background: var(--strand);
  opacity: .5;
}

.bio-chapter--left .bio-chapter__link {
  left: calc(-1 * var(--bio-gutter) / 2 - 12px);
  width: calc(var(--bio-gutter) / 2 + 12px);
}

.bio-chapter--right .bio-chapter__link {
  right: calc(-1 * var(--bio-gutter) / 2 - 12px);
  width: calc(var(--bio-gutter) / 2 + 12px);
}

/* plate widths apply inside chapters only: the hero portrait fills its column.
   --plate-scale lets a single photograph be sized without moving the others. */
.bio-chapter__aside .bio-plate { --plate-scale: 1; }
.bio-chapter__aside .bio-plate--4x5 { max-width: calc(340px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--5x7 { max-width: calc(330px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--2x3 { max-width: calc(320px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--5x8 { max-width: calc(310px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--1x1 { max-width: calc(280px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--16x9 { max-width: calc(430px * var(--plate-scale)); }
.bio-chapter__aside .bio-plate--3x2 { max-width: calc(430px * var(--plate-scale)); }

/* plates line up on the edge nearest the spine, the same edge the elbow
   arrives on; the narrower ones stagger away from it */
.bio-chapter--right .bio-chapter__stick .bio-plate {
  margin-left: auto;
  margin-right: 0;
}

.bio-chapter--left .bio-chapter__stick .bio-plate {
  margin-right: auto;
  margin-left: 0;
}

.bio-plate + .bio-plate {
  width: 84%;
}

.bio-chapter__title {
  margin: 12px 0 22px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(23px, 2.55vw, 33px);
  line-height: 1.14;
  letter-spacing: -.035em;
  color: var(--bio-ink);
}

.bio-chapter__era {
  display: none;
}

/* node on the spine */

.bio-node {
  position: relative;
  z-index: 2;
  grid-column: 2;
  align-self: stretch;
}

.bio-node__stick {
  position: sticky;
  top: 132px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding-top: 8px;
}

.bio-node__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--strand);
  box-shadow: 0 0 0 5px var(--act-tint);
}

.bio-node__era {
  padding: 6px 11px;
  border: 1px solid var(--bio-line);
  border-radius: 999px;
  background: var(--act-tint);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--bio-muted);
}

.bio-track--twin .bio-chapter[data-strand="tech"] .bio-node__dot { transform: translateX(-9px); }
.bio-track--twin .bio-chapter[data-strand="faith"] .bio-node__dot { transform: translateX(9px); }

.bio-chapter[data-strand="both"] .bio-node__dot {
  width: 30px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--bio-tech) 0 50%, var(--bio-faith) 50% 100%);
}

.bio-chapter[data-strand="merged"] .bio-node__dot {
  background: linear-gradient(90deg, var(--bio-tech) 0 50%, var(--bio-faith) 50% 100%);
}

/* ---------- pull quote ---------- */

.bio-quote {
  position: relative;
  width: min(100%, 880px);
  margin: 26px auto;
  padding: 54px 0;
  background: var(--act-tint);
  text-align: center;
}

.bio-quote[data-strand="tech"] { --strand: var(--bio-tech); --strand-ink: var(--bio-tech-ink); }
.bio-quote[data-strand="faith"] { --strand: var(--bio-faith); --strand-ink: var(--bio-faith-ink); }
.bio-quote[data-strand="merged"] { --strand: var(--bio-faith); --strand-ink: var(--bio-faith-ink); }

.bio-quote__mark {
  display: block;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 64px;
  line-height: .6;
  color: var(--strand);
}

.bio-quote blockquote {
  margin: 26px 0 0;
}

.bio-quote blockquote p {
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(21px, 2.5vw, 33px);
  line-height: 1.28;
  letter-spacing: -.038em;
  color: var(--bio-ink);
}

.bio-quote figcaption {
  margin-top: 24px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bio-muted);
}

/* ---------- 2024 transition ---------- */

.bio-transition {
  position: relative;
  margin-inline: calc(50% - 50vw);
  padding: 104px calc(50vw - 50%) 96px;
  background: #070B14;
  color: #E8EEF8;
  text-align: center;
  overflow: hidden;
}

.bio-transition::before,
.bio-transition::after {
  content: "";
  position: absolute;
  left: calc(50% - 2px);
  width: 4px;
  height: 58px;
  background: linear-gradient(90deg, var(--bio-tech) 0 50%, var(--bio-faith) 50% 100%);
}

.bio-transition::before { top: 0; }
.bio-transition::after { bottom: 0; }

.bio-transition__inner {
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 0 clamp(20px, 5vw, 64px);
}

.bio-transition__index {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #8B98B3;
  margin-bottom: 44px;
}

.bio-transition__year {
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .34em;
  color: var(--bio-faith);
}

.bio-transition__from,
.bio-transition__to {
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.05em;
}

.bio-transition__from {
  margin-top: 34px;
  font-size: clamp(24px, 4.2vw, 54px);
  color: #8B98B3;
}

.bio-transition__arrow {
  display: block;
  width: 22px;
  height: 58px;
  margin: 22px auto;
}

.bio-transition__arrow path {
  fill: none;
  stroke: var(--bio-faith);
  stroke-width: 1.5;
}

.bio-transition__to {
  font-size: clamp(28px, 5.4vw, 72px);
  color: #E8EEF8;
}

.bio-transition__caption {
  margin-top: 34px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #8B98B3;
}

/* ---------- principles ---------- */

.bio-principles {
  position: relative;
  padding: 76px 0 40px;
  background: var(--act-tint);
}

.bio-principles__title {
  margin: 0;
  text-align: center;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(26px, 3.2vw, 42px);
  line-height: 1.06;
  letter-spacing: -.04em;
  color: var(--bio-ink);
}

.bio-principles__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin: 52px 0 0;
  padding: 0;
  list-style: none;
}

.bio-principle {
  padding-top: 22px;
  border-top: 2px solid var(--bio-ink);
}

.bio-principle:nth-child(1) { border-top-color: var(--bio-tech); }
.bio-principle:nth-child(2) { border-top-color: #2A201C; }
.bio-principle:nth-child(3) { border-top-color: var(--bio-faith); }

.bio-principle__index {
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--bio-muted);
}

.bio-principle__title {
  margin: 14px 0 12px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(20px, 2vw, 26px);
  letter-spacing: -.035em;
  color: var(--bio-ink);
}

.bio-principle__text {
  font-size: 16px;
  line-height: 1.6;
  color: var(--bio-body);
}

/* ---------- founder pattern ---------- */

.bio-pattern {
  position: relative;
  padding: 78px 0 32px;
  background: var(--act-tint);
}

.bio-pattern__head {
  width: min(100%, 720px);
  margin: 0 auto;
  text-align: center;
}

.bio-pattern__title {
  margin: 14px 0 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.04;
  letter-spacing: -.045em;
  color: var(--bio-ink);
}

.bio-pattern__lead {
  margin-top: 20px;
  font-size: 16.5px;
  line-height: 1.66;
  color: var(--bio-body);
}

.bio-pattern__words {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0;
  margin: 54px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--bio-hair);
  border-left: 1px solid var(--bio-hair);
}

.bio-pattern__words li {
  padding: 26px 18px;
  border-right: 1px solid var(--bio-hair);
  border-bottom: 1px solid var(--bio-hair);
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(15px, 1.4vw, 19px);
  letter-spacing: -.03em;
  color: var(--bio-ink);
}

.bio-pattern__foot {
  width: min(100%, 640px);
  margin: 56px auto 0;
}

.bio-pattern__bridge {
  font-size: 16.5px;
  line-height: 1.66;
  color: var(--bio-body);
}

.bio-pattern__foot .bio-couplet {
  margin-top: 2.2em;
}

/* ---------- coda ---------- */

.bio-coda {
  margin-top: 110px;
  padding: 96px 0;
  border-top: 1px solid var(--bio-hair);
  border-bottom: 1px solid var(--bio-hair);
  text-align: center;
}

.bio-coda p {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(24px, 4vw, 54px);
  line-height: 1.1;
  letter-spacing: -.05em;
  color: var(--bio-ink);
}

.bio-coda span:nth-child(3) {
  color: var(--bio-faith-ink);
}

/* ---------- message ---------- */

.bio-message {
  width: min(100%, 660px);
  margin: 104px auto 0;
}

.bio-message__title {
  margin: 16px 0 34px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.06;
  letter-spacing: -.045em;
  color: var(--bio-ink);
}

.bio-message__body p {
  font-size: clamp(17px, 1.4vw, 19.5px);
  line-height: 1.78;
}

.bio-message__sign {
  margin-top: 46px;
  padding-top: 30px;
  border-top: 1px solid var(--bio-hair);
}

.bio-message__sign .bio-plate {
  width: min(100%, 260px);
}

.bio-message__name {
  margin-top: 18px;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -.02em;
  color: var(--bio-ink);
}

/* ---------- press ---------- */

.bio-press {
  margin-top: 110px;
  padding-top: 46px;
  border-top: 1px solid var(--bio-hair);
}

.bio-press__title {
  margin: 12px 0 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: clamp(24px, 2.8vw, 36px);
  letter-spacing: -.04em;
  color: var(--bio-ink);
}

.bio-press__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.bio-press__card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--bio-line);
  background: var(--act-tint);
}

/* layering: tint bands < spine < everything that must interrupt the spine */
.bio-track::before,
.bio-track::after {
  z-index: 1;
}

.bio-act__head,
.bio-quote,
.bio-principles,
.bio-pattern {
  position: relative;
  z-index: 2;
}

.bio-transition {
  z-index: 3;
}

.bio-press__head h3 {
  margin: 0;
  font-family: Geologica, Inter, sans-serif;
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -.025em;
  color: var(--bio-ink);
}

.bio-press__hint {
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--bio-muted);
}

.bio-press__text {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--bio-hair);
  font-size: 15px;
  line-height: 1.66;
  color: var(--bio-body);
}

.bio-press__copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  width: 38px;
  height: 38px;
  margin-top: 24px;
  padding: 0;
  border: 1px solid var(--bio-line);
  border-radius: 50%;
  background: transparent;
  color: var(--bio-ink);
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.bio-press__copy:hover,
.bio-press__copy:focus-visible {
  border-color: var(--bio-tech);
  background: color-mix(in srgb, var(--bio-tech) 10%, var(--act-tint));
  color: var(--bio-tech);
}

.bio-press__copy:focus-visible {
  outline: 2px solid var(--bio-focus);
  outline-offset: 2px;
}

.bio-press__copy svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bio-press__copy.is-copied {
  border-color: var(--bio-tech);
  color: var(--bio-tech);
  background: color-mix(in srgb, var(--bio-tech) 10%, var(--act-tint));
}

/* ---------- reveal ---------- */

body.bio-page.has-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .8s cubic-bezier(.65, 0, .35, 1), transform .8s cubic-bezier(.65, 0, .35, 1);
}

body.bio-page.has-reveal [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  body.bio-page.has-reveal [data-reveal],
  body.bio-page.has-reveal [data-reveal].is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- tablet ---------- */

@media (max-width: 1080px) {
  .bio {
    --bio-gutter: 96px;
  }

  .bio-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    gap: 40px;
  }

  .bio-principles__grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
}

/* ---------- mobile ---------- */

@media (max-width: 860px) {
  .bio {
    --bio-pad: 20px;
    padding: calc(env(safe-area-inset-top, 0px) + 104px) 0 calc(88px + env(safe-area-inset-bottom, 0px));
  }

  .bio-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .bio-hero__portrait {
    grid-column: 1;
    max-width: 320px;
    margin-bottom: -34px;
  }

  .bio-hero__lead {
    margin-top: 8px;
    padding-top: 28px;
  }

  .bio-hero__facts {
    gap: 0 28px;
  }

  .bio-nav {
    margin: 42px 0 0;
  }

  .bio-intro {
    margin-top: 72px;
  }

  .bio-track {
    margin-top: 64px;
  }

  .bio-track::before,
  .bio-track::after {
    left: auto;
  }

  .bio-track--single::before { left: 5px; }
  .bio-track--twin::before { left: 0; }
  .bio-track--twin::after { left: 10px; }
  .bio-track--merged::before { left: 4px; }
  .bio-track--merged::after { left: 6px; }

  .bio-junction {
    margin: 0 0 0 -14px;
  }

  .bio-junction__label {
    left: 46px;
    top: 24px;
    white-space: normal;
    max-width: 190px;
  }

  .bio-act__head {
    padding: 56px 0 34px;
    text-align: left;
    padding-left: 34px;
  }

  .bio-act__ghost {
    left: auto;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 120px;
  }

  .bio-chapter {
    display: block;
    padding: 30px 0 42px 34px;
  }

  .bio-chapter__text,
  .bio-chapter__aside {
    max-width: none;
    margin: 0;
    padding: 0;
  }

  .bio-chapter__aside {
    margin-top: 30px;
    max-width: none;
  }

  .bio-chapter__link {
    display: none;
  }

  .bio-node__stick,
  .bio-chapter__stick {
    position: static;
    padding-top: 0;
  }

  .bio-plate + .bio-plate {
    width: 100%;
    margin-left: 0;
  }

  .bio-chapter__aside:empty {
    display: none;
  }

  .bio-chapter__era {
    display: block;
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--bio-muted);
  }

  .bio-node {
    position: absolute;
    left: 0;
    top: 30px;
    align-self: auto;
    padding-top: 0;
  }

  .bio-chapter {
    position: relative;
  }

  .bio-node__era {
    display: none;
  }

  .bio-track--twin .bio-chapter[data-strand="tech"] .bio-node__dot { transform: translateX(-4px); }
  .bio-track--twin .bio-chapter[data-strand="faith"] .bio-node__dot { transform: translateX(6px); }

  .bio-chapter[data-strand="both"] .bio-node__dot {
    width: 22px;
    margin-left: -5px;
  }

  .bio-quote {
    margin: 12px 0;
    padding: 40px 0 40px 34px;
    text-align: left;
  }

  .bio-quote__mark {
    font-size: 48px;
  }

  .bio-principles,
  .bio-pattern {
    padding-left: 34px;
    padding-top: 56px;
  }

  .bio-pattern__head {
    text-align: left;
  }

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

  .bio-pattern__words li {
    padding: 18px 14px;
  }

  .bio-transition {
    padding: 76px var(--bio-pad) 68px;
    margin-inline: calc(50% - 50vw);
    text-align: left;
  }

  .bio-transition__inner {
    display: block;
    padding: 0;
  }

  .bio-transition__arrow {
    margin: 18px 0;
  }

  .bio-coda {
    margin-top: 78px;
    padding: 64px 0;
    text-align: left;
  }

  .bio-message {
    margin-top: 76px;
  }

  .bio-press {
    margin-top: 78px;
  }

  .bio-press__grid {
    grid-template-columns: 1fr;
  }

  .bio-press__card {
    padding: 22px;
  }
}