@layer reset, base, landing, reader, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { margin: 0; }
  img, svg { display: block; max-width: 100%; }
  button, input, textarea { font: inherit; }
  a { color: inherit; }
  [hidden] { display: none !important; }
}

@layer base {
  :root {
    --ink: #17201d;
    --ink-soft: #42504b;
    --paper: #f0eee7;
    --paper-light: #f8f6f0;
    --field: #101a17;
    --field-soft: #192622;
    --line: rgba(23, 32, 29, .18);
    --line-light: rgba(241, 238, 226, .2);
    --signal: #d1492e;
    --gold: #ebc857;
    --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
    --sans: Inter, Aptos, "Segoe UI", Helvetica, Arial, sans-serif;
  }
  body { background: var(--paper); color: var(--ink); font-family: var(--sans); line-height: 1.55; text-rendering: optimizeLegibility; }
  body::selection { background: var(--gold); color: var(--ink); }
  .grain { position: fixed; inset: 0; z-index: 1000; pointer-events: none; opacity: .055; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.75'/%3E%3C/svg%3E"); mix-blend-mode: multiply; }
  .skip-link { position: fixed; z-index: 2000; top: .75rem; left: .75rem; transform: translateY(-180%); padding: .75rem 1rem; background: var(--gold); color: var(--ink); font-weight: 700; text-decoration: none; }
  .skip-link:focus { transform: none; }
  .wordmark { display: inline-flex; align-items: center; gap: .75rem; font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
  .wordmark-mark { display: grid; place-items: center; width: 2.15rem; aspect-ratio: 1; border: 1px solid currentColor; border-radius: 50%; font-size: .62rem; letter-spacing: .03em; }
  .eyebrow { margin: 0; font-size: .69rem; font-weight: 750; letter-spacing: .18em; text-transform: uppercase; }
  .eyebrow span { display: inline-block; margin-right: .75rem; opacity: .55; }
  .button { display: inline-flex; align-items: center; justify-content: space-between; gap: 2.5rem; min-width: 15rem; padding: .9rem 1rem; border: 1px solid transparent; font-size: .75rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; transition: transform .25s ease, background .25s ease, color .25s ease; }
  .button:hover { transform: translateY(-2px); }
  .button-primary { background: var(--signal); color: white; }
  .button-primary:hover { background: #f15a3c; }
  .button-light { background: var(--paper-light); color: var(--ink); }
  .text-link { display: inline-flex; align-items: center; gap: .75rem; width: fit-content; padding: .5rem 0; border-bottom: 1px solid currentColor; font-size: .74rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
  .reveal { opacity: 0; transform: translateY(1.5rem); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.75,.25,1); }
  .reveal.is-visible { opacity: 1; transform: none; }
  .sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; clip-path: inset(50%); }
}

@layer landing {
  .landing { background: var(--field); color: #f2eee2; }
  .site-header { position: fixed; z-index: 100; inset: 0 0 auto; display: flex; align-items: center; justify-content: space-between; height: 5.25rem; padding: 0 clamp(1.25rem,4vw,4.5rem); border-bottom: 1px solid transparent; transition: background .25s ease, transform .3s ease, height .25s ease, border-color .25s ease; }
  .site-header.is-compact { height: 4.25rem; background: rgba(16,26,23,.88); border-color: var(--line-light); backdrop-filter: blur(16px); }
  .site-header.is-hidden { transform: translateY(-100%); }
  .header-nav { display: flex; align-items: center; gap: 2rem; }
  .header-nav a { font-size: .72rem; font-weight: 650; letter-spacing: .07em; text-transform: uppercase; text-decoration: none; }
  .header-nav a:not(.nav-cta) { opacity: .7; }
  .header-nav a:hover { opacity: 1; }
  .nav-cta { padding: .65rem .8rem; border: 1px solid var(--line-light); }

  .hero { position: relative; min-height: 100svh; display: grid; grid-template-columns: minmax(0, .92fr) minmax(28rem, 1.08fr); align-items: center; gap: clamp(2rem,6vw,8rem); overflow: hidden; padding: 8rem clamp(1.25rem,6vw,7rem) 6rem; background: radial-gradient(circle at 78% 45%,rgba(235,200,87,.08),transparent 30%), linear-gradient(118deg,#101a17 0%,#101a17 55%,#16231f 100%); }
  .hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg,transparent 49.9%,rgba(255,255,255,.055) 50%,transparent 50.1%), linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px); background-size: 100% 100%,100% 8rem; }
  .hero-copy { position: relative; z-index: 2; max-width: 44rem; }
  .hero-copy .eyebrow { margin-bottom: 2.5rem; color: #cfcabd; }
  .hero h1 { margin: 0; font: 400 clamp(4.5rem,10vw,10.5rem)/.78 var(--serif); letter-spacing: -.075em; }
  .hero h1 em { color: var(--gold); font-weight: 400; }
  .hero-lede { max-width: 39rem; margin: 3rem 0 0; padding-left: 1.5rem; border-left: 1px solid var(--gold); color: #c9c5ba; font: 400 clamp(1rem,1.3vw,1.25rem)/1.55 var(--serif); }
  .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 2rem; margin-top: 2.75rem; }
  .hero-system { position: relative; justify-self: center; width: min(43vw,41rem); aspect-ratio: 1; }
  .system-lines { position: absolute; inset: 5%; width: 90%; height: 90%; overflow: visible; }
  .system-lines path { fill: none; stroke: rgba(235,200,87,.28); stroke-width: 1; stroke-dasharray: 3 9; }
  .system-orbit { position: absolute; border: 1px solid rgba(241,238,226,.16); border-radius: 50%; }
  .orbit-a { inset: 8%; transform: rotate(16deg) scaleY(.76); }
  .orbit-b { inset: 22%; transform: rotate(-28deg) scaleY(.82); border-color: rgba(209,73,46,.35); }
  .system-core { position: absolute; z-index: 3; inset: 36%; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid rgba(235,200,87,.55); border-radius: 50%; background: rgba(16,26,23,.85); box-shadow: 0 0 80px rgba(235,200,87,.06); }
  .system-core strong { font: 400 clamp(1.6rem,3vw,3rem)/1 var(--serif); color: var(--gold); }
  .core-small { font-size: .58rem; letter-spacing: .15em; text-transform: uppercase; opacity: .65; }
  .system-node { position: absolute; z-index: 4; display: flex; align-items: center; gap: .55rem; padding: .45rem .65rem; background: var(--field); border: 1px solid rgba(241,238,226,.16); font-size: .65rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
  .system-node i { color: var(--gold); font-style: normal; font-variant-numeric: tabular-nums; }
  .node-1 { left: 4%; top: 34%; }.node-2 { left: 25%; top: 5%; }.node-3 { right: 8%; top: 24%; }.node-4 { right: 2%; bottom: 29%; }.node-5 { left: 39%; bottom: 3%; }.node-6 { left: 0; bottom: 24%; }
  .hero-foot { position: absolute; z-index: 2; right: clamp(1.25rem,4vw,4.5rem); bottom: 1.5rem; display: flex; gap: 2.5rem; font-size: .55rem; letter-spacing: .2em; text-transform: uppercase; opacity: .4; }

  .manifesto { position: relative; display: grid; grid-template-columns: .18fr .8fr 1fr; gap: clamp(2rem,5vw,6rem); padding: clamp(7rem,13vw,13rem) clamp(1.25rem,7vw,8rem); background: var(--paper); color: var(--ink); }
  .section-number { font: italic 400 clamp(3rem,6vw,6rem)/1 var(--serif); color: var(--signal); }
  .manifesto h2 { margin: 1.25rem 0 0; font: 400 clamp(3.2rem,6.4vw,7rem)/.91 var(--serif); letter-spacing: -.055em; }
  .manifesto h2 em { color: var(--signal); font-weight: 400; }
  .manifesto-body { align-self: end; max-width: 42rem; padding-top: 8rem; }
  .manifesto-body p { color: var(--ink-soft); }
  .manifesto-body .large-copy { margin: 0 0 2rem; color: var(--ink); font: 400 clamp(1.35rem,2.2vw,2rem)/1.34 var(--serif); }

  .cycle { position: relative; display: grid; grid-template-columns: repeat(4,1fr); padding: 0 clamp(1.25rem,7vw,8rem) clamp(8rem,12vw,12rem); background: var(--paper); color: var(--ink); }
  .cycle-line { position: absolute; left: clamp(1.25rem,7vw,8rem); right: clamp(1.25rem,7vw,8rem); top: 1rem; border-top: 1px solid var(--line); }
  .cycle-step { position: relative; padding: 3rem clamp(1rem,2.5vw,2.5rem) 0 0; }
  .cycle-step::before { content: ""; position: absolute; top: .7rem; left: 0; width: .62rem; height: .62rem; border: 2px solid var(--signal); border-radius: 50%; background: var(--paper); }
  .cycle-step span { color: var(--signal); font-size: .65rem; font-weight: 750; letter-spacing: .15em; text-transform: uppercase; }
  .cycle-step strong { display: block; margin-top: 1.25rem; max-width: 14rem; font: 400 clamp(1.35rem,2vw,1.85rem)/1.15 var(--serif); }
  .cycle-step p { max-width: 16rem; margin-top: 1rem; color: var(--ink-soft); font-size: .84rem; }

  .field-guide { padding: clamp(7rem,11vw,11rem) clamp(1.25rem,6vw,7rem); background: #dfddd5; color: var(--ink); }
  .guide-heading { display: grid; grid-template-columns: 1.35fr .65fr; gap: 4rem; align-items: end; margin-bottom: 5rem; }
  .guide-heading h2 { margin: 1.5rem 0 0; font: 400 clamp(3.5rem,7vw,7.4rem)/.87 var(--serif); letter-spacing: -.065em; }
  .guide-heading > p { max-width: 28rem; margin: 0 0 .6rem; color: var(--ink-soft); font: 400 1.08rem/1.55 var(--serif); }
  .deck-grid { display: grid; grid-template-columns: repeat(12,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
  .deck-card { grid-column: span 4; min-height: 31rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .deck-card:first-child { grid-column: span 6; }.deck-card:nth-child(2) { grid-column: span 6; }
  .deck-card a { position: relative; display: flex; flex-direction: column; height: 100%; min-height: inherit; overflow: hidden; padding: 1.5rem; text-decoration: none; }
  .deck-card a::before { content: ""; position: absolute; inset: auto -25% -50%; height: 75%; background: radial-gradient(circle,var(--glow),transparent 62%); opacity: 0; transition: opacity .35s ease, transform .55s ease; transform: translateY(18%); }
  .deck-card:hover a::before { opacity: .28; transform: none; }
  .deck-card-top { display: flex; justify-content: space-between; align-items: baseline; }
  .deck-number { color: var(--accent); font: italic 400 1.7rem/1 var(--serif); }
  .deck-count { font-size: .58rem; letter-spacing: .14em; text-transform: uppercase; opacity: .55; }
  .deck-sigil { position: relative; width: 8rem; height: 8rem; margin: 2rem auto 1.5rem; border: 1px solid var(--accent); border-radius: 50%; transition: transform .55s cubic-bezier(.2,.8,.2,1); }
  .deck-card:hover .deck-sigil { transform: rotate(30deg) scale(1.07); }
  .deck-sigil span { position: absolute; inset: 18%; border: 1px solid var(--accent); border-radius: 50%; transform: translate(18%,-13%); }
  .deck-sigil span:nth-child(2) { transform: translate(-20%,14%); }.deck-sigil span:nth-child(3) { inset: 42%; background: var(--accent); border: 0; }
  .deck-card-copy { position: relative; z-index: 1; margin-top: auto; }
  .deck-card-copy p { margin: 0; color: var(--accent); font-size: .66rem; font-weight: 750; letter-spacing: .17em; text-transform: uppercase; }
  .deck-card-copy h3 { margin: .4rem 0 .75rem; overflow-wrap: anywhere; font: 400 clamp(2rem,3.5vw,3.75rem)/.95 var(--serif); letter-spacing: -.045em; }
  .deck-preview { display: block; max-width: 23rem; min-height: 2.7em; color: var(--ink-soft); font-size: .8rem; }
  .deck-enter { position: relative; z-index: 1; display: flex; justify-content: space-between; margin-top: 1.5rem; padding-top: .75rem; border-top: 1px solid var(--line); font-size: .62rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
  .deck-enter b { color: var(--accent); font-size: 1rem; }
  .loading-card, .load-error { grid-column: 1 / -1; padding: 3rem; }

  .grid-only { min-height: 100svh; background: #dfddd5; color: var(--ink); }
  .grid-home { min-height: 100svh; }
  .grid-only .deck-grid { min-height: 100svh; grid-template-columns: repeat(4,minmax(0,1fr)); border: 0; }
  .grid-only .deck-card,
  .grid-only .deck-card:nth-child(2) { grid-column: span 1; min-height: 50svh; }
  .grid-only .deck-card:first-child { grid-column: span 2; }

  .closing-callout { padding: clamp(7rem,13vw,13rem) clamp(1.25rem,10vw,12rem); background: var(--signal); text-align: center; }
  .closing-callout blockquote { max-width: 70rem; margin: 2rem auto 3rem; font: 400 clamp(3.2rem,7vw,7.5rem)/.92 var(--serif); letter-spacing: -.055em; }
  .site-footer { display: grid; grid-template-columns: 1fr 1.5fr auto; align-items: center; gap: 2rem; padding: 3rem clamp(1.25rem,4vw,4.5rem); border-top: 1px solid var(--line-light); color: #c9c5ba; }
  .site-footer p { margin: 0; font: 400 .9rem var(--serif); text-align: center; }.site-footer > a:last-child { font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; }
}

@layer reader {
  .reader { --accent: #d1492e; --accent-soft: #ebc857; background: var(--paper); }
  .reader[data-deck="1"] { --accent: #b24d35; --accent-soft: #e9a441; }.reader[data-deck="2"] { --accent: #b47e0f; --accent-soft: #f0d877; }.reader[data-deck="3"] { --accent: #266f63; --accent-soft: #77b5a8; }.reader[data-deck="4"] { --accent: #2f6483; --accent-soft: #7eafc8; }.reader[data-deck="5"] { --accent: #6a5791; --accent-soft: #aa97cc; }.reader[data-deck="6"] { --accent: #9d3f37; --accent-soft: #d78569; }
  .reader-header { position: fixed; z-index: 100; inset: 0 0 auto; display: grid; grid-template-columns: 18rem 1fr auto; align-items: center; height: 4.75rem; padding: 0 1.5rem; border-bottom: 1px solid var(--line); background: rgba(240,238,231,.9); backdrop-filter: blur(16px); }
  .reader-title { overflow: hidden; padding-left: 1.5rem; border-left: 1px solid var(--line); color: var(--accent); font-size: .67rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; text-overflow: ellipsis; }
  .reader-tools { display: flex; gap: .5rem; }
  .plain-button { padding: .55rem .7rem; border: 1px solid var(--line); background: transparent; color: var(--ink); cursor: pointer; font-size: .62rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
  .plain-button:hover { border-color: var(--accent); color: var(--accent); }
  .reader-progress { position: absolute; inset: auto 0 -1px; height: 2px; background: transparent; }.reader-progress span { display: block; width: 0; height: 100%; background: var(--accent); transition: width .3s ease; }
  .reader-layout { display: grid; grid-template-columns: 20rem minmax(0,1fr); padding-top: 4.75rem; }
  .reader-index { position: sticky; top: 4.75rem; height: calc(100vh - 4.75rem); overflow-y: auto; padding: 3rem 1.5rem 2rem; border-right: 1px solid var(--line); scrollbar-width: thin; }
  .index-head { padding-bottom: 2rem; border-bottom: 1px solid var(--line); }.index-head .eyebrow { color: var(--accent); }.index-head h1 { margin: .85rem 0 .6rem; overflow-wrap: anywhere; font: 400 2.1rem/.95 var(--serif); letter-spacing: -.04em; }.index-head > p:last-child { margin: 0; color: var(--ink-soft); font: italic .85rem/1.4 var(--serif); }
  .reader-index ol { list-style: none; margin: 1.25rem 0 2.5rem; padding: 0; }.reader-index li { margin: 0; }.reader-index li a { display: grid; grid-template-columns: 1.7rem 1fr; gap: .5rem; padding: .52rem .25rem; border-bottom: 1px solid rgba(23,32,29,.08); color: var(--ink-soft); font-size: .7rem; line-height: 1.35; text-decoration: none; }.reader-index li a span { color: var(--accent); font: italic .7rem var(--serif); }.reader-index li a:hover,.reader-index li a.is-current { color: var(--ink); background: rgba(255,255,255,.35); }.reader-index li a.is-current { box-shadow: inset 2px 0 var(--accent); padding-left: .55rem; }
  .deck-switcher { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }.deck-switcher a { display: flex; gap: .4rem; padding: .6rem; background: var(--paper); font-size: .6rem; font-weight: 700; text-decoration: none; text-transform: uppercase; }.deck-switcher a span { color: var(--accent); }.deck-switcher a[aria-current="page"] { background: var(--accent); color: white; }.deck-switcher a[aria-current="page"] span { color: white; }
  .slides { min-width: 0; outline: 0; }
  .web-slide { min-height: calc(100svh - 4.75rem); padding: clamp(3rem,7vw,7rem) clamp(3rem,7vw,8rem); border-bottom: 1px solid var(--line); scroll-margin-top: 4.75rem; }
  .web-slide:nth-child(even) { background: rgba(255,255,255,.2); }
  .slide-rule { display: flex; align-items: center; gap: .8rem; margin-bottom: clamp(3rem,6vw,6rem); color: var(--accent); font-size: .63rem; letter-spacing: .13em; text-transform: uppercase; }.slide-rule i { flex: 1; border-top: 1px solid var(--line); }.slide-rule em { color: var(--ink-soft); font-style: normal; }
  .slide-layout { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(18rem,.85fr); gap: clamp(3rem,7vw,8rem); align-items: start; max-width: 92rem; margin: 0 auto; }
  .slide-copy h2 { max-width: 52rem; margin: 0; font: 400 clamp(2.8rem,5.4vw,6.2rem)/.92 var(--serif); letter-spacing: -.055em; text-wrap: balance; }.web-slide-title .slide-copy h2 { font-size: clamp(3.5rem,6.6vw,7.4rem); }.slide-subtitle { max-width: 42rem; margin: 1.4rem 0 0; color: var(--accent); font: italic 400 clamp(1.15rem,1.7vw,1.55rem)/1.35 var(--serif); }
  .slide-blocks { max-width: 48rem; margin-top: 2.5rem; }.block-paragraph { margin: 0 0 1.15rem; color: var(--ink-soft); font-size: clamp(.95rem,1.1vw,1.08rem); }.block-paragraph:first-child { color: var(--ink); font: 400 clamp(1.15rem,1.55vw,1.4rem)/1.5 var(--serif); }
  .block-list { list-style: none; margin: 1.5rem 0; padding: 0; border-top: 1px solid var(--line); }.block-list li { position: relative; padding: .75rem .5rem .75rem 1.5rem; border-bottom: 1px solid var(--line); font-size: .92rem; }.block-list li::before { content: "↗"; position: absolute; left: 0; color: var(--accent); }
  .block-definitions { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; margin: 2rem 0; padding: 1px; background: var(--line); }.block-definitions > div { min-width: 0; padding: 1.2rem; background: var(--paper-light); }.block-definitions dt { color: var(--accent); font-size: .73rem; font-weight: 750; letter-spacing: .04em; }.block-definitions dd { margin: .65rem 0 0; color: var(--ink-soft); font-size: .81rem; line-height: 1.5; }
  .block-quote { margin: 2.5rem 0; padding: 1.5rem 0 1.5rem 1.5rem; border-left: 3px solid var(--accent); }.block-quote p { margin: 0; font: italic 400 clamp(1.45rem,2.6vw,2.5rem)/1.24 var(--serif); }.block-quote cite { display: block; margin-top: 1rem; color: var(--accent); font-size: .65rem; font-style: normal; letter-spacing: .12em; text-transform: uppercase; }
  .block-case { margin: 2rem 0; padding: 1.5rem; border: 1px solid var(--accent); background: color-mix(in srgb,var(--accent) 6%,transparent); }.block-case > span { color: var(--accent); font-size: .62rem; font-weight: 750; letter-spacing: .15em; text-transform: uppercase; }.block-case h3 { margin: .5rem 0; font: 400 1.4rem var(--serif); }.block-case p { margin: 0; color: var(--ink-soft); font-size: .88rem; }
  .term { display: inline; padding: 0; border: 0; border-bottom: 1px dotted var(--accent); background: none; color: inherit; cursor: help; }.term:hover,.term:focus { color: var(--accent); outline: none; border-bottom-style: solid; }
  .slide-visual { position: sticky; top: 8rem; margin: 0; overflow: hidden; padding: 1.25rem; border: 1px solid var(--line); background: rgba(255,255,255,.32); }.slide-visual::before { content: ""; position: absolute; inset: 1rem; border: 1px solid rgba(23,32,29,.06); pointer-events: none; }.visual-number { position: absolute; top: 1.25rem; right: 1.35rem; color: var(--accent); font: italic 400 1rem var(--serif); }.slide-visual svg { width: 100%; max-height: 29rem; padding: 2rem; overflow: visible; }.slide-visual svg * { fill: none; stroke: var(--accent); stroke-width: 1.4; vector-effect: non-scaling-stroke; }.slide-visual svg .bright { stroke: var(--accent-soft); stroke-width: 2.4; }.slide-visual svg .fill-dot { fill: var(--accent); stroke: var(--paper); stroke-width: 3; }.slide-visual figcaption { position: relative; max-width: 28rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--ink-soft); font: italic .72rem/1.4 var(--serif); }
  .motif-orbit svg,.motif-gear svg { animation: drift 18s linear infinite; }.motif-wave svg { animation: breathe 5s ease-in-out infinite; transform-origin: center; }
  @keyframes drift { to { transform: rotate(360deg); } } @keyframes breathe { 50% { transform: scale(.94) translateY(.5rem); } }
  .deck-end { min-height: calc(100svh - 4.75rem); display: flex; flex-direction: column; justify-content: center; padding: clamp(4rem,8vw,9rem); background: var(--field); color: #f2eee2; scroll-margin-top: 4.75rem; }.deck-end .eyebrow { color: var(--accent-soft); }.deck-end h2 { margin: 1rem 0 3rem; font: 400 clamp(4rem,8vw,9rem)/.82 var(--serif); letter-spacing: -.07em; }.end-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 2rem; }
  .reader-rail { position: fixed; z-index: 90; right: 1.2rem; bottom: 1.2rem; display: flex; align-items: center; gap: .2rem; padding: .25rem; border: 1px solid var(--line); background: rgba(240,238,231,.9); backdrop-filter: blur(12px); box-shadow: 0 8px 30px rgba(23,32,29,.1); }.reader-rail button { width: 2.3rem; height: 2.3rem; border: 0; background: transparent; color: var(--accent); cursor: pointer; }.reader-rail button:hover { background: var(--accent); color: white; }.reader-rail span { padding: 0 .55rem; font-size: .57rem; font-weight: 700; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
  .term-popover { position: fixed; z-index: 300; padding: 1rem; border: 1px solid var(--accent); background: var(--paper-light); box-shadow: 0 16px 45px rgba(23,32,29,.18); font-size: .8rem; }.term-popover strong { display: block; color: var(--accent); font: 400 1.35rem var(--serif); }.term-popover span { display: block; margin-top: .2rem; color: var(--ink-soft); font-size: .7rem; font-style: italic; }.term-popover p { margin: .7rem 0 0; }
}

@layer responsive {
  @media (max-width: 1100px) {
    .hero { grid-template-columns: 1fr 1fr; padding-inline: 3rem; }.hero h1 { font-size: clamp(4.5rem,9vw,7rem); }.manifesto { grid-template-columns: .15fr 1fr; }.manifesto-body { grid-column: 2; padding-top: 1rem; }.deck-card { grid-column: span 6; }.deck-card:first-child,.deck-card:nth-child(2) { grid-column: span 6; }
    .reader-layout { grid-template-columns: 16rem minmax(0,1fr); }.reader-header { grid-template-columns: 14rem 1fr auto; }.slide-layout { grid-template-columns: 1fr; }.slide-visual { position: relative; top: auto; width: min(100%,35rem); }.slide-visual svg { max-height: 24rem; }.web-slide { padding-inline: clamp(2rem,6vw,5rem); }
    .grid-only .deck-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .grid-only .deck-card,
    .grid-only .deck-card:nth-child(2) { grid-column: span 1; min-height: 50svh; }
    .grid-only .deck-card:first-child { grid-column: span 2; }
  }
  @media (max-width: 760px) {
    .site-header { height: 4.25rem; padding-inline: 1rem; }.header-nav a:not(.nav-cta) { display: none; }.nav-cta { padding: .5rem .6rem; }.wordmark > span:last-child { display: none; }
    .hero { grid-template-columns: 1fr; align-content: center; gap: 3rem; min-height: auto; padding: 8rem 1.25rem 5rem; }.hero h1 { font-size: clamp(4.2rem,21vw,7.5rem); }.hero-lede { margin-top: 2.25rem; }.hero-system { width: min(94vw,34rem); }.system-node { font-size: .52rem; }.hero-foot { display: none; }
    .manifesto { grid-template-columns: 1fr; padding: 6rem 1.25rem; }.section-number { font-size: 3rem; }.manifesto-body { grid-column: auto; }.cycle { grid-template-columns: 1fr; padding: 0 1.25rem 6rem; }.cycle-line { top: 0; bottom: 6rem; left: 1.55rem; right: auto; border-top: 0; border-left: 1px solid var(--line); }.cycle-step { padding: 1rem 0 2rem 2.5rem; }.cycle-step::before { top: 1.2rem; left: .02rem; }.cycle-step strong,.cycle-step p { max-width: none; }
    .field-guide { padding: 6rem 1.25rem; }.guide-heading { grid-template-columns: 1fr; gap: 2rem; }.guide-heading h2 { font-size: clamp(3.5rem,15vw,5.5rem); }.deck-grid { grid-template-columns: 1fr; }.deck-card,.deck-card:first-child,.deck-card:nth-child(2) { grid-column: 1; min-height: 27rem; }.closing-callout { padding: 6rem 1.25rem; }.closing-callout blockquote { font-size: clamp(3rem,13vw,5rem); }.site-footer { grid-template-columns: 1fr auto; }.site-footer p { display: none; }
    .reader-header { grid-template-columns: auto 1fr auto; height: 4.25rem; padding: 0 .8rem; }.reader-header .wordmark { width: 2.2rem; }.reader-title { padding-left: .7rem; font-size: .56rem; }.reader-tools .plain-button:last-child { display: none; }.reader-layout { display: block; padding-top: 4.25rem; }.reader-index { position: fixed; z-index: 150; inset: 4.25rem 0 0; display: none; height: auto; padding: 2rem 1.25rem; background: var(--paper); }.reader-index.is-open { display: block; }.web-slide { min-height: auto; padding: 4rem 1.25rem 5rem; scroll-margin-top: 4.25rem; }.slide-rule { margin-bottom: 3rem; }.slide-layout { gap: 3rem; }.slide-copy h2 { font-size: clamp(2.8rem,13vw,5rem); }.block-definitions { grid-template-columns: 1fr; }.slide-visual { width: 100%; }.slide-visual svg { padding: 1.5rem; }.reader-rail { right: .65rem; bottom: .65rem; }.deck-end { min-height: calc(100svh - 4.25rem); padding: 4rem 1.25rem; }.deck-end h2 { font-size: clamp(4rem,18vw,7rem); }
    .grid-only .deck-grid { grid-template-columns: 1fr; }
    .grid-only .deck-card,
    .grid-only .deck-card:first-child,
    .grid-only .deck-card:nth-child(2) { grid-column: 1; min-height: 70svh; }
  }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; } *,*::before,*::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }.reveal { opacity: 1; transform: none; }
  }
  @media print {
    .reader-header,.reader-index,.reader-rail,.grain { display: none !important; }.reader-layout { display: block; padding: 0; }.web-slide { min-height: 100vh; break-after: page; padding: 2rem; }.slide-layout { grid-template-columns: 1.2fr .8fr; }.slide-visual { position: relative; top: 0; }.deck-end { display: none; }
  }
}