:root {
  --daylight: oklch(94% 0.018 84);
  --paper: oklch(97% 0.014 84);
  --paper-dim: oklch(88% 0.022 80);
  --ink: oklch(20% 0.018 80);
  --ink-soft: oklch(43% 0.025 80);
  --rule: oklch(77% 0.025 80);
  --table: oklch(17% 0.025 175);
  --table-raised: oklch(23% 0.032 175);
  --table-panel: oklch(29% 0.038 174);
  --table-line: oklch(42% 0.035 174);
  --frost: oklch(94% 0.015 84);
  --frost-dim: oklch(82% 0.02 174);
  --consideration: oklch(72% 0.13 168);
  --consideration-strong: oklch(42% 0.1 167);
  --transfer: oklch(64% 0.16 45);
  --display: "Avenir Next Condensed", "Roboto Condensed", "Arial Narrow", "Liberation Sans Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: "Avenir Next", Avenir, "Helvetica Neue", Arial, sans-serif;
  --reading: Georgia, "Times New Roman", serif;
  --page-pad: clamp(1.2rem, 3.2vw, 3.75rem);
  --page-width: 94rem;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --space-tight: .5rem;
  --space-group: 1rem;
  --space-section: clamp(3.5rem, 7vw, 7rem);
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; background: var(--daylight); }
body { margin: 0; color: var(--ink); background: var(--daylight); font: 400 1rem/1.55 var(--body); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.24em; }
::selection { color: var(--frost); background: var(--consideration-strong); }
* { scrollbar-color: var(--ink-soft) var(--paper-dim); scrollbar-width: thin; }
:focus-visible { outline: 3px solid var(--transfer); outline-offset: 4px; }
[hidden] { display: none !important; }

.skip-link { position: fixed; z-index: 100; top: .75rem; left: .75rem; padding: .7rem .9rem; color: var(--frost); background: var(--ink); font-weight: 700; transform: translateY(-180%); transition: transform 180ms var(--ease); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: relative; z-index: 20; display: grid; grid-template-columns: auto 1fr auto; gap: clamp(.75rem, 2vw, 2rem); align-items: center; min-height: 4.25rem; padding: 0 var(--page-pad); background: var(--paper); border-bottom: 1px solid var(--rule); }
.wordmark { width: max-content; font: 750 1.45rem/1 var(--display); letter-spacing: -.025em; text-decoration: none; }
.wordmark span { color: var(--consideration-strong); font-weight: 600; }
.site-header .wordmark[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: .32em; }
.site-header nav { display: flex; justify-self: end; align-items: stretch; gap: clamp(1rem, 2.5vw, 3rem); align-self: stretch; }
.site-header nav a { display: inline-flex; align-items: center; font: 750 .78rem/1 var(--display); letter-spacing: .015em; text-decoration: none; text-transform: uppercase; }
.site-header nav a { border-bottom: 2px solid transparent; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { border-bottom-color: var(--ink); }
.account-actions { display: flex; align-items: center; gap: 1.25rem; }
.account-actions a { white-space: nowrap; }
.account-actions .text-link { display: inline-flex; align-items: center; min-height: 2.9rem; font: 750 .78rem/1 var(--display); text-transform: uppercase; }

.home-hero { display: grid; grid-template-columns: minmax(24rem, 38%) 1fr; min-height: min(43rem, calc(100svh - 4.25rem)); overflow: hidden; border-bottom: 1px solid var(--rule); background: var(--paper); }
.home-hero > img { grid-column: 2; width: 100%; height: 100%; object-fit: cover; object-position: 55% center; border-left: 1px solid var(--ink); }
.home-hero-copy { grid-column: 1; grid-row: 1; display: flex; flex-direction: column; justify-content: center; padding: clamp(3rem, 7vh, 5.5rem) clamp(2rem, 3vw, 3.75rem) clamp(3rem, 7vh, 5.5rem) var(--page-pad); background: var(--paper); }
h1, h2, h3, p { text-wrap: pretty; }
.home-hero h1 { max-width: 10ch; margin: 0; font: 750 clamp(3.3rem, 4.8vw, 5rem)/.94 var(--display); letter-spacing: -.03em; text-transform: uppercase; text-wrap: balance; }
.home-hero-copy > p { max-width: 28rem; margin: 1.5rem 0 0; color: var(--ink-soft); font-size: 1.08rem; line-height: 1.6; }
.actions { display: flex; align-items: center; gap: 1.25rem; margin-top: 1.8rem; }
.button { display: inline-flex; min-height: 2.9rem; align-items: center; justify-content: center; padding: .7rem 1rem; border: 1px solid transparent; border-radius: 2px; font: 750 .78rem/1 var(--display); letter-spacing: .01em; text-decoration: none; text-transform: uppercase; transition: transform 180ms var(--ease), box-shadow 180ms var(--ease); }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 18px color-mix(in oklch, var(--ink) 15%, transparent); }
.button-primary { color: var(--frost); background: var(--ink); }
.button-transfer { color: var(--ink); background: var(--transfer); }
.text-link { font-weight: 700; }

.practice { display: grid; grid-template-columns: minmax(15rem, .8fr) 2fr; gap: clamp(2rem, 6vw, 7rem); padding: var(--space-section) var(--page-pad); border-bottom: 1px solid var(--rule); }
.practice h2 { max-width: 13ch; margin: 0; font: 750 clamp(2.2rem, 3.6vw, 3.8rem)/.98 var(--display); letter-spacing: -.025em; text-transform: uppercase; }
.practice ol { display: grid; grid-template-columns: repeat(3, 1fr); padding: 0; margin: 0; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); list-style: none; counter-reset: practice; }
.practice li { display: flex; min-height: 10rem; flex-direction: column; gap: .4rem; padding: 1.25rem; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.practice li span { margin-bottom: auto; color: var(--consideration-strong); font: 750 clamp(1.45rem, 2vw, 2rem)/1 var(--display); text-transform: uppercase; }
.practice li b { font-size: .92rem; font-weight: 500; }

.ledger-section { scroll-margin-top: 1rem; padding: var(--space-section) var(--page-pad); color: var(--frost); background: var(--table); }
.ledger-section > header { display: grid; grid-template-columns: 1.35fr .65fr; gap: 3rem; max-width: var(--page-width); margin: 0 auto 3rem; }
.ledger-section > header h2 { max-width: 14ch; margin: 0; font: 750 clamp(2.7rem, 4.6vw, 4.8rem)/.96 var(--display); letter-spacing: -.03em; text-transform: uppercase; }
.ledger-section > header p { max-width: 30rem; margin: .5rem 0 0; color: var(--frost-dim); font-size: 1.05rem; }
.product-ledger { display: grid; grid-template-columns: .78fr 1.22fr; max-width: var(--page-width); margin: 0 auto; border: 1px solid var(--table-line); box-shadow: 0 24px 50px color-mix(in oklch, black 30%, transparent), 3px 4px 0 var(--table-line); }
.ledger-list { display: flex; flex-direction: column; }
.ledger-row { display: grid; grid-template-columns: 1fr auto; flex: 1; gap: .55rem 1rem; min-height: 7.5rem; padding: 1.25rem; color: var(--frost); text-align: left; background: var(--table-raised); border: 0; border-bottom: 1px solid var(--table-line); cursor: pointer; }
.ledger-row:last-child { border-bottom: 0; }
.ledger-row:hover { background: var(--table-panel); }
.ledger-row.is-current { box-shadow: inset 4px 0 0 var(--consideration); background: var(--table-panel); }
.ledger-row span { font: 750 clamp(1.65rem, 2.4vw, 2.6rem)/.98 var(--display); letter-spacing: -.02em; text-transform: uppercase; }
.ledger-row small { align-self: start; justify-self: start; width: max-content; max-width: 100%; padding: .38rem .6rem; border: 1px solid var(--table-line); border-radius: 999px; color: var(--frost-dim); font: 700 .76rem/1.2 var(--display); text-transform: uppercase; }
.ledger-row b { grid-column: 1 / -1; max-width: 43ch; color: var(--frost-dim); font-size: .93rem; font-weight: 400; line-height: 1.45; }
.ledger-proof { min-height: 39rem; padding: clamp(1.5rem, 3vw, 3rem); background: var(--table-panel); border-left: 1px solid var(--table-line); }
.ledger-proof h3 { max-width: 18ch; margin: 0 0 1.5rem; font: 750 clamp(2rem, 3.2vw, 3.4rem)/.98 var(--display); letter-spacing: -.025em; text-transform: uppercase; }
.ledger-proof a { display: inline-block; margin-top: 1.5rem; color: var(--frost); font-weight: 700; }
.proof-figure { margin: 0; }
.demo-brief { display: grid; grid-template-columns: auto 1fr; gap: .8rem; align-items: baseline; margin-bottom: .75rem; padding-bottom: .75rem; border-bottom: 1px solid var(--table-line); }
.demo-brief span, .demo-label, .selection-note span, .deck-rail > span, .proposed-insertion > span, .context-receipt > span, .proof-figure figcaption { color: var(--frost-dim); font: 700 .76rem/1.25 var(--display); letter-spacing: .015em; text-transform: uppercase; }
.demo-brief strong { color: var(--frost); font-size: .9rem; font-weight: 600; }
.presentation-workbench { display: grid; grid-template-columns: 1fr 8.75rem; gap: .75rem; }
.demo-label { display: flex; justify-content: space-between; margin-bottom: .5rem; }
.slide-directions { display: grid; grid-template-columns: repeat(3, 1fr); gap: .45rem; padding: 0; margin: 0; list-style: none; counter-reset: direction; }
.slide-directions li { position: relative; counter-increment: direction; }
.slide-directions li::before { position: absolute; z-index: 2; top: .3rem; right: .35rem; color: var(--ink-soft); content: counter(direction, decimal-leading-zero); font: 700 .62rem/1 var(--display); font-variant-numeric: tabular-nums; }
.slide-directions li.is-selected { outline: 3px solid var(--consideration); outline-offset: 2px; }
.mini-slide { position: relative; display: flex; aspect-ratio: 16/9; flex-direction: column; justify-content: space-between; overflow: hidden; padding: .65rem; color: var(--ink); background: var(--paper-dim); border: 1px solid color-mix(in oklch, var(--ink) 20%, transparent); }
.mini-slide b { max-width: 11ch; font: 750 clamp(.68rem, 1vw, .9rem)/1 var(--display); text-transform: uppercase; }
.mini-slide span { max-width: 14ch; font-size: .52rem; line-height: 1.15; }
.map-led::after { position: absolute; right: .5rem; bottom: .5rem; width: 34%; height: 44%; background: var(--ink-soft); content: ""; clip-path: polygon(0 24%, 52% 0, 100% 38%, 72% 100%, 18% 82%); }
.number-led { justify-content: center; text-align: center; }
.number-led b { max-width: none; font-size: clamp(1.05rem, 1.9vw, 1.65rem); }
.editorial-led { align-items: flex-start; justify-content: flex-end; background: var(--paper); border-top: .6rem solid var(--ink); }
.selected-led { color: var(--frost); background: var(--ink); }
.selected-led span { color: var(--consideration); font: 750 1.2rem/1 var(--display); }
.data-led { justify-content: center; border-bottom: .55rem solid var(--ink-soft); }
.data-led b { font-size: clamp(1.15rem, 2vw, 1.75rem); }
.quote-led { background: var(--paper); }
.quote-led b { font-family: var(--reading); font-size: .68rem; font-style: italic; font-weight: 400; text-transform: none; }
.list-led b { max-width: 8ch; }
.list-led::after { width: 50%; height: 1px; background: var(--ink-soft); box-shadow: 0 .28rem 0 var(--ink-soft), 0 .56rem 0 var(--ink-soft); content: ""; }
.corridor-led { align-items: center; justify-content: center; text-align: center; border-right: .7rem solid var(--ink-soft); border-left: .7rem solid var(--ink-soft); }
.action-led { justify-content: flex-end; color: var(--frost); background: var(--ink-soft); }
.selection-note { display: grid; grid-template-columns: auto 1fr; gap: .75rem; align-items: baseline; margin-top: .75rem; padding: .65rem .75rem; color: var(--frost); background: var(--table-raised); box-shadow: inset 3px 0 0 var(--consideration); }
.selection-note p { margin: 0; font-size: .85rem; }
.deck-rail { padding: .75rem; background: var(--table-raised); box-shadow: inset 3px 0 0 var(--transfer); }
.deck-rail ol { display: grid; gap: .65rem; padding: 0; margin: .75rem 0 0; list-style: none; counter-reset: deck; }
.deck-rail li { display: flex; aspect-ratio: 16/9; flex-direction: column; align-items: stretch; padding: .45rem; color: var(--ink); background: var(--paper-dim); counter-increment: deck; }
.deck-rail li::before { align-self: start; margin-right: auto; content: counter(deck, decimal-leading-zero); font: 700 .58rem/1 var(--display); }
.deck-rail li b { margin-top: auto; font: 750 .58rem/1 var(--display); text-align: right; text-transform: uppercase; }
.proof-figure figcaption { margin-top: .75rem; text-transform: none; }
.writing-workbench { display: grid; grid-template-columns: .8fr 1.2fr; gap: .75rem; }
.writing-workbench blockquote { margin: 0; padding: 1rem; color: var(--ink); background: var(--paper); }
.writing-workbench blockquote p { margin: 0; font: 400 .95rem/1.55 var(--reading); }
.passage-field ol { display: grid; gap: .45rem; padding: 0; margin: 0; list-style: none; }
.passage-field li { padding: .65rem .75rem; color: var(--frost-dim); background: var(--table-raised); font-size: .78rem; line-height: 1.35; }
.passage-field li.is-selected { color: var(--frost); box-shadow: inset 3px 0 0 var(--consideration); }
.proposed-insertion { display: grid; grid-template-columns: auto 1fr; gap: .75rem; margin-top: .75rem; padding: .75rem; background: var(--table-raised); box-shadow: inset 3px 0 0 var(--transfer); }
.proposed-insertion p { margin: 0; color: var(--frost); font: 400 .88rem/1.4 var(--reading); }
.library-workbench { display: grid; grid-template-columns: .8fr 1.2fr; gap: .75rem; }
.revision-list { padding: 0; margin: 0; list-style: none; }
.revision-list li { display: grid; gap: .2rem; padding: .75rem; border-bottom: 1px solid var(--table-line); color: var(--frost-dim); background: var(--table-raised); }
.revision-list li.is-selected { color: var(--frost); box-shadow: inset 3px 0 0 var(--consideration); }
.revision-list b { font-size: .85rem; }
.revision-list span { font-size: .74rem; }
.context-receipt { padding: .8rem; color: var(--ink); background: var(--paper); box-shadow: inset 3px 0 0 var(--transfer); }
.context-receipt > span { color: var(--ink-soft); }
.context-receipt dl { margin: .7rem 0 0; }
.context-receipt dl div { display: grid; grid-template-columns: .7fr 1.3fr; gap: .5rem; padding: .45rem 0; border-top: 1px solid var(--rule); }
.context-receipt dt { color: var(--ink-soft); font-size: .74rem; }
.context-receipt dd { margin: 0; font-size: .78rem; font-weight: 650; }
.context-receipt code { font-size: .72rem; }

.availability { display: grid; grid-template-columns: .4fr 1fr; gap: 2rem; padding: 1.5rem var(--page-pad); color: var(--frost); background: var(--consideration-strong); }
.availability strong { font: 750 .78rem/1.25 var(--display); text-transform: uppercase; }
.availability p { max-width: 60rem; margin: 0; }
.closing { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 2rem; padding: clamp(3.5rem, 7vw, 7rem) var(--page-pad); color: var(--frost); background: var(--consideration-strong); }
.closing { border-top: 1px solid color-mix(in oklch, var(--frost) 30%, transparent); }
.closing h2 { max-width: 16ch; margin: 0; font: 750 clamp(2.3rem, 4vw, 4.2rem)/.98 var(--display); letter-spacing: -.025em; text-transform: uppercase; }

.page-lead { display: grid; grid-template-columns: .45fr 1.55fr; gap: 1rem 4rem; min-height: 27rem; padding: clamp(2.5rem, 6vw, 6rem) var(--page-pad); border-bottom: 1px solid var(--rule); }
.page-lead h1 { grid-column: 2; max-width: 18ch; margin: 0; font: 750 clamp(3.2rem, 5.8vw, 5.6rem)/.94 var(--display); letter-spacing: -.03em; text-transform: uppercase; }
.page-lead h1 span { display: block; color: var(--consideration-strong); }
.page-lead > div { grid-column: 2; display: grid; grid-template-columns: minmax(15rem, 32rem) auto; align-items: end; gap: 2rem; margin-top: auto; }
.page-lead > div p { max-width: 62ch; margin: 0; font-size: 1.08rem; }
.page-lead > div small { display: block; width: max-content; margin-top: 1rem; padding: .38rem .6rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--consideration-strong); font: 700 .76rem/1.2 var(--display); text-transform: uppercase; }
.product-index { padding: 0 var(--page-pad) clamp(4rem, 8vw, 8rem); }
.product-index article { display: grid; grid-template-columns: .9fr 1fr .5fr; gap: 2rem; align-items: center; padding: 2rem 0; border-bottom: 1px solid var(--ink); }
.product-index header { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.product-index h2 { margin: 0; font: 750 clamp(2rem, 3.5vw, 4rem)/.98 var(--display); text-transform: uppercase; }
.product-index header span { padding: .38rem .6rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--consideration-strong); font: 700 .76rem/1.2 var(--display); text-transform: uppercase; }
.product-index p { max-width: 52ch; }
.product-index > article > a { justify-self: end; }
.instrument, .writing-mechanism, .revision-ledger, .open-decisions, .about-grid, .docs-index, .essay { max-width: var(--page-width); margin: 0 auto; padding: clamp(4rem, 8vw, 8rem) var(--page-pad); }
.instrument { color: var(--frost); background: var(--table); max-width: none; }
.instrument h2, .revision-ledger h2, .open-decisions h2 { max-width: 18ch; margin: 0 0 2.5rem; font: 750 clamp(2.5rem, 5vw, 5rem)/.98 var(--display); letter-spacing: -.025em; text-transform: uppercase; }
.instrument-example .product-ledger { max-width: 86rem; }
.writing-mechanism { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1px; background: var(--ink); }
.writing-mechanism article { padding: clamp(2rem, 5vw, 5rem); background: var(--paper); }
.writing-mechanism h2 { max-width: 13ch; margin: 0 0 2rem; font: 750 clamp(2.6rem, 5vw, 5rem)/.98 var(--display); text-transform: uppercase; }
.manuscript-sample { max-width: 34rem; margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--rule); font: 400 1.2rem/1.75 var(--reading); }
.writing-mechanism aside { padding: clamp(2rem, 5vw, 5rem); color: var(--frost); background: var(--table); }
.writing-mechanism aside h3 { margin: 0 0 2rem; font: 750 2rem/1 var(--display); text-transform: uppercase; }
.writing-mechanism aside p { padding: 1rem; border: 1px solid var(--table-line); background: var(--table-raised); }
.writing-mechanism aside p:first-of-type { box-shadow: inset 3px 0 0 var(--consideration); }
.writing-mechanism aside small { color: var(--frost-dim); font-size: .76rem; line-height: 1.2; text-transform: uppercase; }
.revision-ledger header { display: grid; grid-template-columns: 1.2fr .8fr; gap: 3rem; margin-bottom: 3rem; }
.revision-ledger header p { max-width: 35rem; }
.revision-ledger > div { display: grid; grid-template-columns: 1fr .6fr 1fr; gap: 1rem; padding: 1.2rem 0; border-top: 1px solid var(--ink); }
.revision-ledger b { color: var(--consideration-strong); }
.revision-ledger code { font-size: .84rem; }
.honesty { display: grid; grid-template-columns: .4fr 1fr; gap: 2rem; padding: 1.5rem var(--page-pad); color: var(--frost); background: var(--consideration-strong); }
.honesty strong { font: 750 .75rem/1.2 var(--display); text-transform: uppercase; }
.honesty p { max-width: 60rem; margin: 0; }
.essay { max-width: 56rem; }
.essay h2 { max-width: 15ch; margin: 0 0 2rem; font: 750 clamp(2.5rem, 5vw, 5rem)/.98 var(--display); text-transform: uppercase; }
.essay p { max-width: 68ch; font-size: 1.08rem; }
.essay blockquote { margin: 4rem 0; padding: 2rem 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); font: 750 clamp(2.8rem, 6vw, 5.8rem)/.9 var(--display); letter-spacing: -.03em; text-transform: uppercase; }
.open-decisions { max-width: 72rem; }
.open-decisions ul { display: grid; grid-template-columns: 1fr 1fr; padding: 0; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); list-style: none; }
.open-decisions li { min-height: 8rem; padding: 1.2rem; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--ink); }
.about-grid article { min-height: 20rem; padding: 2rem; background: var(--paper); }
.about-grid h2 { margin: 0 0 5rem; font: 750 2.2rem/1 var(--display); text-transform: uppercase; }
.docs-index { display: grid; gap: 0; }
.docs-index a { display: grid; grid-template-columns: .6fr 1.4fr; gap: 2rem; padding: 1.5rem 0; border-top: 1px solid var(--ink); text-decoration: none; }
.docs-index a:last-child { border-bottom: 1px solid var(--ink); }
.docs-index span { font: 750 1.8rem/1 var(--display); text-transform: uppercase; }
.docs-index b { font-weight: 400; }
.not-found { min-height: 70svh; padding: clamp(4rem, 10vw, 10rem) var(--page-pad); color: var(--frost); background: var(--table); }
.not-found > p:first-child { color: var(--consideration); font: 750 .78rem/1 var(--display); }
.not-found h1 { max-width: 11ch; margin: 1rem 0; font: 750 clamp(4rem, 9vw, 8rem)/.84 var(--display); text-transform: uppercase; }
.not-found > p:nth-of-type(2) { margin-bottom: 2rem; color: var(--frost-dim); }

.site-footer { display: grid; grid-template-columns: auto minmax(18rem, 1fr); gap: 2rem 4rem; padding: 2.5rem var(--page-pad); border-top: 1px solid var(--rule); background: var(--paper); }
.site-footer > p { max-width: 30rem; margin: 0; justify-self: end; text-align: right; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.site-footer small { justify-self: end; color: var(--ink-soft); text-align: right; }

.detail-example { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 5vw, 5rem); }
.detail-example h2 { font-size: clamp(2.7rem, 4.6vw, 4.8rem); margin-bottom: 1.5rem; }
.detail-example header p { max-width: 42ch; color: var(--frost-dim); font-size: 1.05rem; }
.detail-proof { align-self: start; padding: clamp(1rem, 2vw, 2rem); border: 1px solid var(--table-line); background: var(--table-panel); }
.feature-rows, .questions { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 5vw, 5rem); max-width: var(--page-width); margin: 0 auto; padding: var(--space-section) var(--page-pad); }
.feature-rows h2, .questions h2 { max-width: 16ch; margin: 0; font: 750 clamp(2.2rem, 3.6vw, 3.8rem)/.98 var(--display); letter-spacing: -.025em; text-transform: uppercase; }
.feature-rows dl { margin: 0; }
.feature-rows dl > div { padding: 1.5rem 0; border-top: 1px solid var(--ink); }
.feature-rows dt { margin-bottom: .75rem; font: 750 1.65rem/1.1 var(--display); text-transform: uppercase; }
.feature-rows dd { max-width: 65ch; margin: 0; }
.questions details { border-top: 1px solid var(--rule); }
.questions details:last-of-type { border-bottom: 1px solid var(--rule); }
.questions summary { padding: 1.25rem .25rem; font-weight: 650; cursor: pointer; }
.questions summary::marker { color: var(--consideration-strong); }
.questions summary:hover { color: var(--consideration-strong); }
.questions details p { max-width: 65ch; margin: 0 0 1.5rem; padding-left: 1.25rem; }
.questions-full { grid-template-columns: 1fr; max-width: 58rem; }
.workflow-guide { max-width: var(--page-width); margin: 0 auto; padding: var(--space-section) var(--page-pad); }
.workflow-guide ol { padding: 0; margin: 0; list-style: none; counter-reset: workflow; }
.workflow-guide li { display: grid; grid-template-columns: 3rem minmax(0, 1fr) minmax(0, .85fr); gap: 2rem; padding: 2rem 0; border-top: 1px solid var(--ink); counter-increment: workflow; }
.workflow-guide li::before { content: counter(workflow, decimal-leading-zero); color: var(--consideration-strong); font: 750 1.65rem/1 var(--display); }
.workflow-guide h2 { margin: 0 0 1rem; font: 750 clamp(1.8rem, 2.6vw, 2.6rem)/1 var(--display); text-transform: uppercase; }
.workflow-guide li p { max-width: 55ch; margin: 0; }
.workflow-guide blockquote { margin: 0; padding: 1.5rem; color: var(--frost); background: var(--table); align-self: start; }
.example-caption { margin: 1.5rem 0 0; color: var(--ink-soft); font-size: .9rem; }
.essay h2:not(:first-child) { margin-top: 3rem; }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; padding-top: .8rem; row-gap: 0; }
  .account-actions { grid-column: 2; grid-row: 1; gap: .75rem; }
  .site-header nav { grid-column: 1 / -1; width: 100%; min-width: 0; min-height: 3.2rem; justify-self: stretch; justify-content: space-between; gap: 1rem; overflow-x: auto; }
  .site-header nav a { flex: 0 0 auto; white-space: nowrap; }
  .home-hero { display: flex; min-height: auto; flex-direction: column; }
  .home-hero > img { order: 1; width: 100%; height: min(56vw, 26rem); object-fit: cover; object-position: 64% center; border-top: 1px solid var(--ink); border-left: 0; }
  .home-hero-copy { order: 0; width: auto; padding: clamp(3rem, 8vw, 5rem) var(--page-pad); }
  .practice, .ledger-section > header, .product-ledger, .page-lead, .writing-mechanism, .revision-ledger header { grid-template-columns: 1fr; }
  .page-lead h1, .page-lead > div { grid-column: 1; }
  .page-lead > div { grid-template-columns: 1fr; }
  .ledger-proof { min-height: 0; border-top: 1px solid var(--table-line); border-left: 0; }
  .product-index article { grid-template-columns: 1fr; }
  .product-index > article > a { justify-self: start; }
  .about-grid { grid-template-columns: 1fr; }
  .detail-example, .feature-rows, .questions { grid-template-columns: 1fr; }
  .workflow-guide li { grid-template-columns: 2rem minmax(0, 1fr); gap: 1rem; }
  .workflow-guide blockquote { grid-column: 2; }
}

@media (max-width: 620px) {
  .home-hero h1 { max-width: 11ch; font-size: clamp(3rem, 14vw, 4.1rem); }
  .actions { align-items: flex-start; flex-direction: column; }
  .practice ol, .open-decisions ul { grid-template-columns: 1fr; }
  .practice li { min-height: 6rem; }
  .closing { grid-template-columns: 1fr; align-items: start; }
  .ledger-row { grid-template-columns: 1fr; }
  .ledger-row b { grid-column: 1; }
  .demo-brief, .presentation-workbench, .writing-workbench, .library-workbench, .proposed-insertion { grid-template-columns: 1fr; }
  .slide-directions { grid-template-columns: 1fr 1fr; }
  .mini-slide b { font-size: .74rem; }
  .mini-slide span { font-size: .58rem; }
  .deck-rail ol { grid-template-columns: repeat(3, 1fr); }
  .availability { grid-template-columns: 1fr; }
  .revision-ledger > div { grid-template-columns: 1fr; }
  .honesty { grid-template-columns: 1fr; }
  .docs-index a { grid-template-columns: 1fr; gap: .5rem; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer > p, .site-footer small { justify-self: start; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Waiting-list intake follows the existing paper, type and form rhythm. */
.waitlist-section { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(2rem, 7vw, 7rem); min-height: 65svh; padding: var(--space-section) var(--page-pad); background: var(--paper); }
.waitlist-introduction h1 { max-width: 13ch; margin: 0 0 1.5rem; font: 750 clamp(3rem, 6vw, 5.75rem)/.98 var(--display); letter-spacing: -.03em; text-transform: uppercase; text-wrap: balance; }
.waitlist-introduction > p { max-width: 45ch; color: var(--ink-soft); font-size: 1.1rem; }
.waitlist-introduction .waitlist-access { margin-top: 2.5rem; font-size: 1rem; }
.waitlist-form { position: relative; align-self: start; max-width: 36rem; padding-top: 1.5rem; border-top: 1px solid var(--ink); }
.waitlist-form label { display: block; margin-bottom: .65rem; font-weight: 650; }
.waitlist-form input[type=email] { width: 100%; min-width: 0; min-height: 3.25rem; padding: .75rem; color: var(--ink); background: var(--daylight); border: 1px solid var(--ink-soft); border-radius: 2px; caret-color: var(--consideration-strong); }
.waitlist-form p { color: var(--ink-soft); max-width: 55ch; }
.waitlist-form button { margin-top: .5rem; cursor: pointer; }
.waitlist-form button:disabled { opacity: .65; cursor: wait; transform: none; box-shadow: none; }
.waitlist-form .waitlist-feedback { color: var(--ink); padding: 1rem 0; border-block: 1px solid var(--ink-soft); font-weight: 650; }
.waitlist-form .waitlist-contact { margin-top: 1.5rem; font-size: .9rem; }
.waitlist-trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.waitlist-result { grid-template-columns: 1fr; }
@media (max-width: 900px) { .waitlist-section { grid-template-columns: 1fr; gap: 2.5rem; }.waitlist-form { width: 100%; max-width: none; }.waitlist-result .actions { flex-wrap: wrap; } }