/* ============================================================
   VEREN — shared design system
   Bright editorial. Warm white bg, near-black ink, tangerine accent.
   Manrope + JetBrains Mono.
   ============================================================ */

:root{
  --paper:        #fdf9f4;
  --paper-2:      #f5f0e8;
  --paper-3:      #ede6d8;
  --paper-4:      #e4dbc8;
  --ink:          #110e08;
  --ink-soft:     #2e2618;
  --ink-mute:     #6b5e4a;
  --rule:         rgba(17,14,8,.13);
  --rule-soft:    rgba(17,14,8,.06);
  --green:        #1e5c42;
  --green-mid:    #2e7a5a;
  --rust:         #e04818;
  --rust-light:   #f07040;
  --gold:         #c48c18;

  --serif:  'Manrope', ui-sans-serif, sans-serif;
  --sans:   'Manrope', ui-sans-serif, sans-serif;
  --mono:   'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --measure: 64ch;
  --shadow-soft: 0 18px 40px -24px rgba(17,14,8,.18);
  --shadow-art:  0 30px 70px -30px rgba(17,14,8,.25);
}

*,*::before,*::after{ box-sizing:border-box; }
em{ font-style:normal; }
a{ color:inherit; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17.5px;
  line-height:1.62;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* ---------- Paper texture + blueprint grid ---------- */
body::before{
  content:"";
  position:fixed; inset:0;
  pointer-events:none;
  z-index:1;
  background-image:
    linear-gradient(to right, rgba(17,14,8,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17,14,8,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 75%);
  opacity:.65;
}
body::after{
  content:"";
  position:fixed; inset:0;
  pointer-events:none;
  z-index:2;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .14 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity:.45;
  mix-blend-mode:multiply;
}

/* ---------- Reading progress ---------- */
.progress{
  position:fixed; top:0; left:0; right:0;
  height:2px;
  background:transparent;
  z-index:50;
}
.progress__bar{
  height:100%;
  background:var(--rust);
  width:0%;
  transition: width .15s linear;
}

/* ---------- Layout shell ---------- */
.shell{
  position:relative;
  z-index:3;
  max-width:1440px;
  margin:0 auto;
  padding:0 clamp(20px, 4vw, 64px);
}

/* ---------- Top doc nav (cross-document) ---------- */
.docnav{
  position:relative;
  z-index:5;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:18px 0 16px;
  border-bottom:1px solid var(--rule);
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.docnav__brand{
  font-family:var(--serif);
  font-size:22px;
  letter-spacing:.04em;
  text-transform:none;
  line-height:1;
  color:var(--ink);
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.docnav__brand em{  color:var(--rust); }
.docnav__brand .mark{
  width: 24px; height: 24px;
  display:inline-block;
  flex-shrink:0;
  color: var(--ink);
}
.docnav__brand .mark .pulse{
  animation: pulse 2.8s ease-in-out infinite;
  transform-origin: center;
}
.docnav__links{
  display:flex; gap:22px; align-items:center; flex-wrap:wrap;
}
.docnav__links a{
  color:var(--ink-mute);
  text-decoration:none;
  position:relative;
  padding:4px 0;
  transition: color .2s ease;
}
.docnav__links a:hover{ color:var(--ink); }
.docnav__links a.is-current{
  color:var(--ink);
}
.docnav__links a.is-current::after{
  content:"";
  position:absolute; left:0; right:0; bottom:-6px;
  height:1.5px;
  background:var(--rust);
}
.docnav__meta{
  font-size:11px;
  color:var(--ink-mute);
  display:flex; gap:14px; align-items:center;
}
.docnav__meta .dot{ opacity:.5; }
@keyframes pulse{ 0%,100%{ opacity:.55; } 50%{ opacity:1; } }

/* ---------- Cover ---------- */
.cover{
  position:relative;
  padding: clamp(48px, 9vw, 130px) 0 clamp(48px, 8vw, 120px);
  border-bottom:1px solid var(--rule);
}
.cover__meta{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:24px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom: clamp(40px, 6vw, 88px);
}
.cover__meta .label{ display:block; color:var(--ink-mute); margin-bottom:6px; opacity:.7; }
.cover__meta .value{ color:var(--ink); font-weight:500; }

.cover__title{
  font-family:var(--serif);
  font-weight:600;
  font-size: clamp(86px, 18vw, 280px);
  line-height:.82;
  letter-spacing:-.025em;
  margin:0;
  color:var(--ink);
  position:relative;
}
.cover__title em{
  
  color:var(--rust);
  display:inline-block;
  transform: translateY(.04em);
}
.cover__sub{
  margin-top: clamp(32px, 4vw, 56px);
  display:grid;
  grid-template-columns: 1.2fr 1fr;
  gap:64px;
  align-items:end;
}
.cover__sub h2{
  font-family:var(--serif);
  font-weight:600;
  font-size: clamp(28px, 3vw, 44px);
  line-height:1.18;
  margin:0;
  color:var(--ink-soft);
  max-width:24ch;
}
.cover__sub p{
  margin:0;
  color:var(--ink-mute);
  max-width:42ch;
}

.cover__contents{
  margin-top: clamp(56px, 7vw, 104px);
  border-top:1px solid var(--rule);
  padding-top:28px;
  display:grid;
  grid-template-columns: 100px 1fr;
  gap:32px;
}
.cover__contents h3{
  font-family:var(--mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.18em;
  margin:0;
  color:var(--ink-mute);
  font-weight:500;
}
.cover__contents ol{
  columns: 2;
  column-gap:64px;
  list-style:none;
  counter-reset: toc;
  padding:0; margin:0;
}
.cover__contents li{
  counter-increment: toc;
  padding:8px 0;
  border-bottom:1px solid var(--rule-soft);
  break-inside:avoid;
  display:flex;
  align-items:baseline;
  gap:14px;
}
.cover__contents li::before{
  content: counter(toc, decimal-leading-zero);
  font-family:var(--mono);
  font-size:11px;
  color:var(--ink-mute);
  letter-spacing:.1em;
  min-width:28px;
}
.cover__contents a{
  color:var(--ink);
  text-decoration:none;
  font-family:var(--serif);
  font-size:19px;
  transition: color .2s ease;
}
.cover__contents a:hover{ color:var(--rust);  }

/* ---------- Section base ---------- */
section.chap{
  position:relative;
  padding: clamp(64px, 9vw, 140px) 0;
  border-bottom:1px solid var(--rule);
  scroll-margin-top: 24px;
}
.chap__head{
  display:grid;
  grid-template-columns: 100px 1fr;
  gap:32px;
  margin-bottom: clamp(40px, 5vw, 72px);
  align-items:start;
}
.chap__num{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  padding-top:14px;
}
.chap__num span{ display:block; color:var(--rust); }
.chap__title{
  font-family:var(--serif);
  font-weight:500;
  font-size: clamp(36px, 5vw, 72px);
  line-height:1;
  letter-spacing:-.018em;
  margin:0;
  max-width:22ch;
}
.chap__title em{  color:var(--rust); }
.chap__lede{
  grid-column: 2;
  margin-top: 24px;
  font-family:var(--serif);
  
  font-size: clamp(20px, 2vw, 26px);
  line-height:1.35;
  color:var(--ink-soft);
  max-width:50ch;
}

.chap__body{
  display:grid;
  grid-template-columns: 100px 1fr;
  gap:32px;
}
.chap__body > .col{
  grid-column: 2;
  max-width: var(--measure);
}
.chap__body > .wide{
  grid-column: 2;
  max-width: 100%;
}

p{ margin:0 0 1.2em; }
p strong{ color:var(--ink); font-weight:600; }
.col p:last-child{ margin-bottom:0; }
em{ font-family:var(--serif);  }

/* ---------- Marginalia label ---------- */
.margin-label{
  grid-column:1;
  font-family:var(--mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.10em;
  color:var(--ink-mute);
  padding-top:6px;
}
.margin-label .swatch{
  display:inline-block; width:8px; height:8px;
  background:var(--rust); margin-right:6px; transform: translateY(1px);
}

/* ============================================================
   IMAGERY — duotone treatment + framed plates
   ============================================================ */
.figure{
  position:relative;
  margin: 36px 0 8px;
}
.figure--full{
  margin-left: calc(-1 * clamp(20px, 4vw, 64px));
  margin-right: calc(-1 * clamp(20px, 4vw, 64px));
}
.figure__plate{
  position:relative;
  overflow:hidden;
  background: linear-gradient(135deg, var(--paper-3) 0%, var(--paper-4) 100%);
  border:1px solid var(--rule);
}
.figure__plate--art{
  box-shadow: var(--shadow-art);
}
.figure__plate img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  /* Duotone-ish warm treatment so any photo lands in the cream/ink palette */
  filter:
    grayscale(.4)
    sepia(.35)
    contrast(1.02)
    brightness(.95)
    saturate(.85);
  mix-blend-mode: multiply;
  transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
}
.figure__plate--16x9{ aspect-ratio: 16 / 9; }
.figure__plate--3x2{  aspect-ratio: 3 / 2; }
.figure__plate--4x3{  aspect-ratio: 4 / 3; }
.figure__plate--square{ aspect-ratio: 1 / 1; }
.figure__plate--portrait{ aspect-ratio: 4 / 5; }
.figure__plate--banner{ aspect-ratio: 21 / 9; }

.figure__plate::after{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(239,231,212,.35), transparent 60%),
    linear-gradient(180deg, rgba(20,17,10,.05) 0%, rgba(20,17,10,.0) 30%, rgba(20,17,10,.18) 100%);
  pointer-events:none;
}
.figure__plate:hover img{ transform: scale(1.02); }

.figure__caption{
  margin-top:14px;
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ink-mute);
  display:flex; align-items:baseline; gap:14px;
}
.figure__caption .num{ color:var(--rust); }
.figure__caption .body{ color:var(--ink-soft); }

/* Side-by-side text + plate */
.platepair{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items:center;
  margin: 24px 0 8px;
}
.platepair--reverse{ direction:rtl; }
.platepair--reverse > *{ direction:ltr; }
.platepair .platepair__text{ max-width: 48ch; }
.platepair .platepair__text h3{
  font-family:var(--serif);
  font-weight:600;
  font-size: clamp(28px, 2.6vw, 38px);
  line-height:1.05;
  margin:0 0 16px;
}

/* ---------- Hero stats ---------- */
.stats{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border-top:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
  margin: 28px 0 56px;
}
.stat{
  background: var(--paper);
  padding: 36px 28px 32px;
  position:relative;
}
.stat__label{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom:14px;
}
.stat__num{
  font-family:var(--serif);
  font-size: clamp(36px, 4vw, 60px);
  line-height:1;
  letter-spacing:-.018em;
  color:var(--ink);
}
.stat__num em{ color:var(--rust);  }
.stat__num .unit{
  font-size: 0.32em;
  
  color:var(--ink-mute);
  letter-spacing:.02em;
  margin-left:.2em;
  vertical-align: 0.55em;
}
.stat__caption{
  margin-top:18px;
  font-size:16px;
  line-height:1.6;
  color:var(--ink-soft);
  max-width:32ch;
}

/* ---------- Three column triptych ---------- */
.triptych{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top:1px solid var(--rule);
}
.triptych > .panel{
  border-bottom:1px solid var(--rule);
  border-right:1px solid var(--rule);
  padding: 32px 32px 40px;
}
.triptych > .panel:last-child{ border-right:0; }
.triptych h4{
  font-family:var(--mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.10em;
  color:var(--rust);
  margin:0 0 18px;
  font-weight:500;
}
.triptych h3{
  font-family:var(--serif);
  font-weight:600;
  font-size: clamp(28px, 2.6vw, 40px);
  line-height:1.05;
  margin:0 0 18px;
}
.triptych p{ font-size:16.5px; line-height:1.65; color:var(--ink-soft); }

/* ---------- Positioning frames ---------- */
.frames{
  display:grid;
  grid-template-columns: 220px 1fr;
  gap:24px;
  border-top:1px solid var(--rule);
}
.frame{ display:contents; }
.frame__label{
  border-bottom:1px solid var(--rule);
  padding:24px 0 24px;
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ink-mute);
  align-self:start;
}
.frame__label .num{ color:var(--rust); margin-right:8px; }
.frame__body{
  border-bottom:1px solid var(--rule);
  padding:24px 0 28px;
  font-family:var(--serif);
  font-size: clamp(22px, 2vw, 28px);
  
  line-height:1.32;
  color:var(--ink-soft);
  max-width: 56ch;
}
.frame__body strong{
  font-family:var(--sans);
  font-style:normal;
  font-weight:600;
  font-size:.78em;
  color:var(--ink);
  display:inline-block;
  margin-right:6px;
}

/* ---------- Two clocks ---------- */
.clocks{
  margin: 32px 0 16px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  border:1px solid var(--rule);
  background:
    linear-gradient(180deg, rgba(20,17,10,.02) 0%, rgba(20,17,10,0) 100%),
    var(--paper);
  padding: 36px 32px;
}
.clock{ position:relative; }
.clock h5{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin:0 0 6px;
  font-weight:500;
}
.clock h6{
  font-family:var(--serif);
  
  font-size: clamp(28px, 2.6vw, 40px);
  line-height:1;
  margin:0 0 18px;
  color:var(--ink);
}
.clock h6 .accent{ color:var(--rust); }
.clock p{ font-size:16px; line-height:1.6; color:var(--ink-soft); max-width:40ch; }
.clock .gauge{
  margin: 12px 0 18px;
  height:6px;
  background: var(--paper-3);
  position:relative;
  overflow:hidden;
}
.clock .gauge .bar{
  position:absolute; top:0; bottom:0; left:0;
  background: var(--ink);
  width:100%;
}
.clock--prod .gauge .bar{
  background: repeating-linear-gradient(90deg, var(--rust), var(--rust) 6px, transparent 6px, transparent 12px);
  width:60%;
  animation: extend 1.6s ease-out .4s both;
}
.clock--found .gauge .bar{
  width: 70%;
  animation: extend 1.4s ease-out .2s both;
}
@keyframes extend { from{ width:0; } }
.clock .ticks{
  display:flex;
  justify-content:space-between;
  font-family:var(--mono);
  font-size:12px;
  color:var(--ink-mute);
  letter-spacing:.10em;
}

/* ---------- Subsection ---------- */
.sub{
  border-top:1px solid var(--rule);
  margin-top: 56px;
  padding-top: 48px;
  display:grid;
  grid-template-columns: 100px 1fr;
  gap:32px;
}
.sub__num{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  padding-top:6px;
}
.sub__num em{ color:var(--rust); font-style:normal; }
.sub__title{
  font-family:var(--serif);
  font-weight:500;
  font-size: clamp(30px, 3.2vw, 48px);
  line-height:1.1;
  margin:0 0 24px;
  max-width:24ch;
}
.sub__body{ max-width: var(--measure); }
.sub__body--wide{ max-width: 88ch; }

/* ---------- Quality gates ---------- */
.gates{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:0;
  margin-top:24px;
  border:1px solid var(--rule);
}
.gate{
  padding:28px 28px 32px;
  border-right:1px solid var(--rule);
  position:relative;
}
.gate:last-child{ border-right:0; }
.gate__num{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom:8px;
}
.gate__num em{ font-style:normal; color:var(--rust); }
.gate__title{
  font-family:var(--serif);
  
  font-size: 26px;
  line-height:1.1;
  margin:0 0 12px;
}
.gate__when{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:12px;
}
.gate p{ font-size:16px; line-height:1.6; margin:0; color:var(--ink-soft); }

/* ---------- Engagement timeline ---------- */
.timeline{
  margin: 16px 0 28px;
  border:1px solid var(--rule);
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 39px, var(--rule-soft) 40px),
    var(--paper);
  padding: 36px 28px 28px;
  overflow-x: auto;
}
.timeline__rail{
  position:relative;
  display:grid;
  grid-template-columns: repeat(11, 1fr);
  gap:0;
  min-width: 920px;
  padding-bottom: 8px;
}
.timeline__rail::before{
  content:"";
  position:absolute;
  top:54px; left:0; right:0;
  height:1px;
  background: var(--ink);
  opacity:.35;
}
.week{
  position:relative;
  text-align:left;
  border-right:1px dashed var(--rule);
  padding: 0 14px;
}
.week:last-child{ border-right:0; }
.week__no{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom:8px;
}
.week__title{
  font-family:var(--serif);
  
  font-size: 18px;
  line-height:1.18;
  color:var(--ink);
  height: 50px;
}
.week__dot{
  width:10px; height:10px;
  background: var(--paper);
  border:1.5px solid var(--ink);
  border-radius:50%;
  margin: 8px 0 12px;
}
.week--gate .week__dot{
  background: var(--rust);
  border-color: var(--rust);
  box-shadow: 0 0 0 4px rgba(177,74,44,.18);
}
.week__body{
  font-size:15px;
  color:var(--ink-soft);
  line-height:1.6;
  min-height:120px;
}
.week__body strong{
  display:block;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:4px;
  font-weight:500;
}

/* ---------- Three tiers ---------- */
.tiers{
  margin-top: 24px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border:1px solid var(--rule);
}
.tier{
  padding: 32px 28px 36px;
  border-right:1px solid var(--rule);
  position:relative;
  transition: background .3s ease;
}
.tier:last-child{ border-right:0; }
.tier:hover{ background: rgba(177,74,44,.04); }
.tier__no{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom:16px;
}
.tier__no em{ font-style:normal; color:var(--rust); }
.tier__name{
  font-family:var(--serif);
  
  font-size: clamp(36px, 4vw, 60px);
  line-height:.96;
  margin:0 0 6px;
  color:var(--ink);
}
.tier__price{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--rust);
  margin-bottom:24px;
}
.tier__price .sep{ color:var(--ink-mute); margin:0 8px; }
.tier__row{
  border-top:1px solid var(--rule-soft);
  padding:12px 0 12px;
  font-size:15.5px;
  line-height:1.55;
  display:grid;
  grid-template-columns: 90px 1fr;
  gap:12px;
}
.tier__row .k{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  padding-top:2px;
}
.tier__row .v{ color:var(--ink-soft); }
.tier__why{
  margin-top:18px;
  padding:18px;
  border:1px dashed var(--rule);
  font-family:var(--serif);
  
  font-size:15px;
  line-height:1.4;
  color:var(--ink-soft);
}

/* ---------- Math tables ---------- */
.math{
  margin-top: 24px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.math__card{
  border:1px solid var(--rule);
  padding: 28px 28px 32px;
  background: var(--paper);
}
.math__card h4{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--rust);
  margin:0 0 6px;
  font-weight:500;
}
.math__card h3{
  font-family:var(--serif);
  font-weight:600;
  font-size: 30px;
  margin:0 0 24px;
  line-height:1;
}
.math__row{
  display:grid;
  grid-template-columns: 1fr auto;
  gap:12px;
  padding: 10px 0;
  border-top:1px solid var(--rule-soft);
  font-size:16px;
  align-items:baseline;
}
.math__row:first-of-type{ border-top:0; }
.math__row .label{ color:var(--ink-soft); }
.math__row .value{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.02em;
  color:var(--ink);
}
.math__row.total{
  border-top:1px solid var(--ink);
  padding-top:14px;
  margin-top:6px;
}
.math__row.total .label{ color:var(--ink); font-weight:600; }
.math__row.total .value{
  color:var(--rust);
  font-weight:500;
  font-size:14px;
}
.math__note{
  margin-top:20px;
  font-family:var(--serif);
  
  font-size:15px;
  line-height:1.5;
  color:var(--ink-soft);
  border-top:1px dashed var(--rule);
  padding-top:14px;
}

/* ---------- Pull quote ---------- */
.pull{
  margin: 36px 0;
  padding: 32px 36px 32px 56px;
  border-left: 2px solid var(--rust);
  font-family:var(--serif);
  
  font-size: clamp(22px, 2.4vw, 32px);
  line-height:1.32;
  color:var(--ink);
  max-width: 60ch;
  position:relative;
}
.pull::before{
  content:"\201C";
  position:absolute;
  left:8px; top:-14px;
  font-family:var(--serif);
  font-size: 92px;
  line-height:1;
  color:var(--rust);
  opacity:.55;
}
.pull cite{
  display:block;
  margin-top:14px;
  font-family:var(--mono);
  font-style:normal;
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
}

/* ---------- Founders ---------- */
.founders{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top:1px solid var(--rule);
}
.founder{
  padding: 36px 36px 40px;
  border-right:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
  position:relative;
}
.founder:last-of-type{ border-right:0; }
.founder__num{
  position:absolute;
  top:24px; right:36px;
  font-family:var(--mono);
  font-size:12px;
  color:var(--ink-mute);
  letter-spacing:.10em;
}
.founder__name{
  font-family:var(--serif);
  font-size: clamp(56px, 6vw, 88px);
  line-height:.95;
  margin:0 0 4px;
  letter-spacing:-.02em;
}
.founder__name em{  color:var(--rust); }
.founder__role{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
  margin-bottom:20px;
}
.founder p{ font-size:17px; max-width:48ch; color:var(--ink-soft); line-height:1.65; }

/* ---------- Numbered principles ---------- */
.principles{
  counter-reset: principle;
  margin-top:24px;
}
.principle{
  counter-increment: principle;
  display:grid;
  grid-template-columns: 100px 1fr;
  gap:32px;
  padding: 28px 0;
  border-top:1px solid var(--rule);
  align-items:start;
}
.principle:last-of-type{ border-bottom:1px solid var(--rule); }
.principle__no{
  font-family:var(--serif);
  font-size: clamp(48px, 5vw, 72px);
  line-height:.9;
  color:var(--rust);
}
.principle__no::before{
  content: counter(principle, decimal-leading-zero);
}
.principle h4{
  font-family:var(--serif);
  font-weight:600;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height:1.15;
  margin:0 0 12px;
  color:var(--ink);
}
.principle p{ max-width:62ch; color:var(--ink-soft); }

/* ---------- Horizon split ---------- */
.horizon{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:0;
  border:1px solid var(--rule);
  margin-top:24px;
}
.horizon__col{ padding: 28px 28px 32px; }
.horizon__col + .horizon__col{
  border-left:1px solid var(--rule);
  background: rgba(20,17,10,.018);
}
.horizon__col h4{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  margin:0 0 6px;
  font-weight:500;
}
.horizon__col.good h4{ color:var(--green); }
.horizon__col.bad h4{ color:var(--rust); }
.horizon__col h3{
  font-family:var(--serif);
  font-weight:600;
  font-size: 30px;
  margin:0 0 18px;
  line-height:1;
}
.horizon__col ul{ list-style:none; padding:0; margin:0; }
.horizon__col li{
  padding: 10px 0 10px 22px;
  border-top:1px solid var(--rule-soft);
  font-size:16px;
  line-height:1.6;
  color:var(--ink-soft);
  position:relative;
}
.horizon__col li:first-child{ border-top:0; }
.horizon__col li::before{
  content:"";
  position:absolute;
  left:0; top:18px;
  width:8px; height:1.5px;
  background:var(--ink-mute);
}
.horizon__col.good li::before{ background:var(--green); }
.horizon__col.bad li::before{ background:var(--rust); }

/* ---------- Open questions ---------- */
.questions{ margin-top:24px; border-top:1px solid var(--rule); }
.question{
  display:grid;
  grid-template-columns: 60px 200px 1fr;
  gap:24px;
  padding: 22px 0;
  border-bottom:1px solid var(--rule);
  align-items:start;
}
.question__no{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  color:var(--rust);
  padding-top:6px;
}
.question__head{
  font-family:var(--serif);
  
  font-size: 22px;
  line-height:1.1;
}
.question__body{
  font-size:16px;
  color:var(--ink-soft);
  max-width:64ch;
  line-height:1.6;
}

/* ---------- Roadmap ---------- */
.roadmap{
  margin-top:24px;
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  border:1px solid var(--rule);
}
.road{
  padding: 24px 22px 28px;
  border-right:1px solid var(--rule);
  position:relative;
}
.road:last-child{ border-right:0; }
.road__when{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:8px;
}
.road__what{
  font-family:var(--serif);
  
  font-size: 22px;
  line-height:1.1;
  margin-bottom:12px;
}
.road p{ font-size:15.5px; color:var(--ink-soft); line-height:1.6; margin:0; }

/* ---------- Section dividers ---------- */
.ornament{
  text-align:center;
  color:var(--ink-mute);
  font-family:var(--serif);
  
  font-size:24px;
  margin: 40px 0 0;
  letter-spacing:.5em;
  opacity:.5;
}

/* ---------- Highlight ---------- */
.hl{
  background: linear-gradient(180deg, transparent 60%, rgba(177,74,44,.18) 60%);
  padding: 0 .08em;
}
.num-strong{
  font-family:var(--serif);
  
  color: var(--rust);
  font-size: 1.1em;
}

/* ---------- CTA buttons ---------- */
.cta{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 16px 26px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--paper);
  background:var(--ink);
  border:1px solid var(--ink);
  text-decoration:none;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.cta:hover{
  background:var(--rust);
  border-color:var(--rust);
  transform: translateY(-1px);
}
.cta--ghost{
  color:var(--ink);
  background:transparent;
  border-color:var(--rule);
}
.cta--ghost:hover{
  background:var(--ink);
  color:var(--paper);
}
.cta__arrow{
  display:inline-block;
  transition: transform .25s ease;
}
.cta:hover .cta__arrow{ transform: translateX(4px); }

/* ---------- Hero CTAs ---------- */
.hero-cta{
  margin-top: 28px;
  display:flex; gap:16px; flex-wrap:wrap;
}
.hero-cta__hint{
  margin-top:14px;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--ink-mute);
}

/* ---------- Two-path split ---------- */
.paths{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border:1px solid var(--rule);
  margin-top:24px;
}
.path{
  padding: 36px 32px 40px;
  border-right:1px solid var(--rule);
  position:relative;
}
.path:last-child{ border-right:0; }
.path__label{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:14px;
}
.path__title{
  font-family:var(--serif);
  font-weight:500;
  font-size: clamp(32px, 3.4vw, 48px);
  line-height:1.05;
  margin:0 0 16px;
}
.path__body{
  font-size:17px;
  color:var(--ink-soft);
  line-height:1.65;
  max-width:42ch;
  margin-bottom:24px;
}

/* ---------- FAQ ---------- */
.faq{ margin-top:24px; border-top:1px solid var(--rule); }
.faq details{
  border-bottom:1px solid var(--rule);
  padding: 22px 0;
}
.faq summary{
  list-style:none;
  cursor:pointer;
  display:grid;
  grid-template-columns: 60px 1fr auto;
  gap: 20px;
  align-items:center;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary .qno{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  color:var(--rust);
}
.faq summary .qtext{
  font-family:var(--serif);
  
  font-size: clamp(20px, 2.2vw, 28px);
  line-height:1.2;
  color:var(--ink);
}
.faq summary .marker{
  width:24px; height:24px;
  position:relative;
  border:1px solid var(--rule);
  border-radius:50%;
  flex-shrink:0;
  transition: background .2s ease, border-color .2s ease;
}
.faq summary .marker::before,
.faq summary .marker::after{
  content:"";
  position:absolute;
  background:var(--ink-soft);
  top:50%; left:50%;
  transform: translate(-50%,-50%);
  transition: opacity .2s ease;
}
.faq summary .marker::before{ width:10px; height:1.5px; }
.faq summary .marker::after{ width:1.5px; height:10px; }
.faq details[open] summary .marker{
  background: var(--rust);
  border-color: var(--rust);
}
.faq details[open] summary .marker::before{ background: var(--paper); }
.faq details[open] summary .marker::after{ opacity:0; }
.faq__answer{
  margin-top:18px;
  margin-left:80px;
  max-width:64ch;
  color:var(--ink-soft);
  font-size:17px;
  line-height:1.65;
}

/* ---------- Footer ---------- */
footer.colophon{
  padding: 80px 0 100px;
  text-align:left;
  border-top:1px solid var(--rule);
  color:var(--ink-mute);
}
.colophon__mark{
  font-family:var(--serif);
  
  font-size: clamp(40px, 5vw, 64px);
  color:var(--ink);
  margin:0 0 24px;
  line-height:1;
}
.colophon__mark em{ color:var(--rust);  }
.colophon__meta{
  display:flex;
  flex-wrap:wrap;
  gap:32px;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.10em;
  text-transform:uppercase;
}
.colophon__link{
  color:var(--ink-mute);
  text-decoration:none;
  border-bottom:1px solid var(--rule);
  transition:color .2s ease, border-color .2s ease;
}
.colophon__link:hover{
  color:var(--rust);
  border-color:var(--rust);
}

/* ---------- Reveal on view ---------- */
.reveal{
  opacity:0;
  transform: translateY(18px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.in{ opacity:1; transform: translateY(0); }

/* ---------- Side TOC dot rail ---------- */
.siderail{
  position:fixed;
  right: 22px;
  top:50%;
  transform: translateY(-50%);
  z-index:30;
  display:flex;
  flex-direction:column;
  gap:10px;
  align-items:flex-end;
}
.siderail a{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-mute);
  text-decoration:none;
  transition: color .2s ease;
}
.siderail a .label{
  opacity:0;
  transform: translateX(6px);
  transition: opacity .25s ease, transform .25s ease;
}
.siderail a:hover{ color:var(--ink); }
.siderail a:hover .label{ opacity:1; transform: translateX(0); }
.siderail a .pip{
  width:6px; height:6px; border-radius:50%;
  background: var(--ink-mute);
  opacity:.45;
  transition: all .2s ease;
}
.siderail a.is-active .pip{
  background: var(--rust);
  opacity:1;
  box-shadow: 0 0 0 3px rgba(177,74,44,.18);
}
.siderail a.is-active{ color: var(--ink); }
.siderail a.is-active .label{ opacity:1; transform: translateX(0); }

/* ---------- Selection ---------- */
::selection{ background: var(--ink); color: var(--paper); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .cover__sub{ grid-template-columns: 1fr; gap:24px; }
  .cover__contents{ grid-template-columns: 1fr; gap:18px; }
  .cover__contents ol{ columns:1; }
  .chap__head, .chap__body, .sub{ grid-template-columns: 1fr; gap:14px; text-align:center; }
  .chap__num{ text-align:center; padding-top:0; }
  .chap__title{ margin-left:auto; margin-right:auto; }
  .chap__lede{ grid-column:1; text-align:center; margin-left:auto; margin-right:auto; max-width:50ch; }
  .margin-label{ text-align:center; }
  .chap__body > .col{ grid-column:1; margin-left:auto; margin-right:auto; text-align:left; }
  .chap__body > .wide{ grid-column:1; text-align:left; }
  .chap__lede{ grid-column:1 / -1; }
  .margin-label{ grid-column:1 / -1; }
  .stats, .triptych, .gates, .tiers, .math, .horizon, .roadmap, .founders, .paths, .platepair{
    grid-template-columns: 1fr !important;
  }
  .gate, .tier, .triptych > .panel, .road, .founder, .horizon__col + .horizon__col, .path{
    border-right:0 !important; border-left:0 !important;
    border-bottom:1px solid var(--rule);
  }
  .frames{ grid-template-columns: 1fr; }
  .frame__label{ padding-bottom:0; border-bottom:0; }
  .question{ grid-template-columns: 50px 1fr; }
  .question__head, .question__body{ grid-column: 2 / 3; }
  .siderail{ display:none; }
  .cover__title{ font-size: clamp(72px, 22vw, 200px); }
  .cover__meta{ grid-template-columns: repeat(2, 1fr); }
  .docnav{ flex-wrap:wrap; }
  .docnav__meta{ display:none; }
  .platepair{ direction:ltr !important; gap:24px; }
  .faq__answer{ margin-left:0; }

  /* Mobile centering for eyebrow-style labels and panel content */
  .stat{ text-align:center; }
  .stat__label{ text-align:center; }
  .stat__caption{ margin-left:auto; margin-right:auto; }
  .colophon{ text-align:center; }
  .colophon__mark{ text-align:center; }
  .colophon__meta{ justify-content:center; text-align:center; }
  .ornament{ text-align:center; }
  .faq summary{ grid-template-columns: auto 1fr auto; gap:10px; text-align:left; }
}

@media (max-width: 640px){
  .clocks{ grid-template-columns: 1fr; }
  .docnav__links{ font-size:10px; gap:14px; }
}

/* ---------- Nav CTA button ---------- */
.docnav__cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--paper);
  background:var(--ink);
  border:1px solid var(--ink);
  text-decoration:none;
  white-space:nowrap;
  transition:background .22s ease, border-color .22s ease;
  flex-shrink:0;
}
.docnav__cta:hover{
  background:var(--rust);
  border-color:var(--rust);
}
@media (max-width:640px){
  .docnav__cta{ font-size:10px; padding:7px 12px; }
}

/* ---------- Contact band (dark, full-width, outside shell) ---------- */
.contact-band{
  background:#110e08;
  position:relative;
  z-index:4;
  width:100%;
}
.contact-band__inner{
  max-width:1440px;
  margin:0 auto;
  padding:clamp(56px,8vw,104px) clamp(20px,4vw,64px);
}
.contact-band__label{
  font-family:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#e04818;
  margin-bottom:16px;
}
.contact-band__title{
  font-family:'Manrope',ui-sans-serif,sans-serif;
  font-weight:500;
  font-size:clamp(40px,5.5vw,72px);
  line-height:1.05;
  letter-spacing:-.018em;
  color:#f0e8d6;
  margin:0 0 clamp(44px,6vw,80px);
}
.contact-band__title em{ color:#e04818; font-style:normal; }
.contact-band__grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border:1px solid rgba(240,232,214,.12);
}
.contact-card{
  padding:clamp(36px,5vw,56px) clamp(28px,3.5vw,48px);
  border-right:1px solid rgba(240,232,214,.12);
  text-decoration:none;
  color:#f0e8d6;
  display:flex;
  flex-direction:column;
  gap:22px;
  position:relative;
  transition:background .25s ease;
}
.contact-card:last-child{ border-right:0; }
.contact-card:hover{ background:rgba(240,232,214,.05); }
.contact-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:transparent;
  transition:background .25s ease;
}
.contact-card:hover::before{ background:#e04818; }
.contact-card__type{
  font-family:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(240,232,214,.38);
}
.contact-card__value{
  font-family:'Manrope',ui-sans-serif,sans-serif;
  font-weight:500;
  font-size:clamp(15px,1.5vw,20px);
  line-height:1.3;
  letter-spacing:-.008em;
  color:#f0e8d6;
  flex:1;
  overflow-wrap:break-word;
  word-break:break-word;
}
.contact-card__action{
  font-family:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  font-size:11px;
  letter-spacing:.10em;
  text-transform:uppercase;
  color:#e04818;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:gap .2s ease;
}
.contact-card:hover .contact-card__action{ gap:14px; }

@media(max-width:768px){
  .contact-band__grid{ grid-template-columns:1fr; }
  .contact-card{ border-right:0; border-bottom:1px solid rgba(240,232,214,.12); }
  .contact-card:last-child{ border-bottom:0; }
}