@font-face{
  font-family:'ABC Daily Slab Mono';
  src:url('/fonts/ABCDailySlabMono-Regular.woff2') format('woff2'), url('/fonts/ABCDailySlabMono-Regular.woff') format('woff');
  font-weight:400; font-style:normal; font-display:swap;
}

/* ═════════════════ Octet visual system · core kit (recipes §1) ═════════════════ */
:root{
  /* The four gradients. Stops match the canonical system. Never split (R01). */
  --surface-a:#645139; --surface-b:#5ca6cd;  /* Environment · the where */
  --sunset-a:#e44d43;  --sunset-b:#f9cf80;   /* Human · the who */
  --forest-a:#a0b80a;  --forest-b:#4e5d02;   /* Proof · the yes */
  --bloom-a:#e18ea3;   --bloom-b:#cf2f1e;    /* Signal · the no */

  --surface:linear-gradient(90deg,#645139 0%,#5ca6cd 100%);
  --sunset: linear-gradient(90deg,#e44d43 0%,#f9cf80 100%);
  --forest: linear-gradient(90deg,#a0b80a 0%,#4e5d02 100%);
  --bloom:  linear-gradient(90deg,#e18ea3 0%,#cf2f1e 100%);
  --surface-v:linear-gradient(180deg,#645139 0%,#5ca6cd 100%);
  --sunset-v: linear-gradient(180deg,#e44d43 0%,#f9cf80 100%);
  --forest-v: linear-gradient(180deg,#a0b80a 0%,#4e5d02 100%);
  --bloom-v:  linear-gradient(180deg,#e18ea3 0%,#cf2f1e 100%);

  /* Stages (recipes §1) */
  --bg-stage:#0a0a0a; --ink-stage:#ffffff;
  --paper:#f5f1ea;    --paper-ink:#0d0d0c;
  --paper-rule:rgba(13,13,12,.08);
  --paper-grid:rgba(13,13,12,.045);
  /* hand-drawn reseau grid — pen lines with slight wobble + weight variation, seam-matched (60px spacing in a 180px tile) */
  --paper-grid-img:url("data:image/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27180%27%20height%3D%27180%27%20viewBox%3D%270%200%20180%20180%27%3E%3Cg%20fill%3D%27none%27%20stroke%3D%27%230d0d0c%27%20stroke-linecap%3D%27round%27%3E%3Cpath%20d%3D%27M0.5%200%20Q0.9%2060%200.5%2092%20Q0.2%20136%200.5%20180%27%20stroke-width%3D%270.8%27%20stroke-opacity%3D%270.05%27%2F%3E%3Cpath%20d%3D%27M60.5%200%20Q60.1%2055%2060.6%2096%20Q60.9%20140%2060.4%20180%27%20stroke-width%3D%270.7%27%20stroke-opacity%3D%270.042%27%2F%3E%3Cpath%20d%3D%27M120.5%200%20Q120.9%2046%20120.4%2088%20Q120.1%20138%20120.6%20180%27%20stroke-width%3D%270.75%27%20stroke-opacity%3D%270.046%27%2F%3E%3Cpath%20d%3D%27M0%200.5%20Q60%200.9%2092%200.5%20Q136%200.2%20180%200.5%27%20stroke-width%3D%270.75%27%20stroke-opacity%3D%270.046%27%2F%3E%3Cpath%20d%3D%27M0%2060.5%20Q55%2060.1%2096%2060.6%20Q140%2060.9%20180%2060.4%27%20stroke-width%3D%270.8%27%20stroke-opacity%3D%270.05%27%2F%3E%3Cpath%20d%3D%27M0%20120.5%20Q46%20120.9%2088%20120.4%20Q138%20120.1%20180%20120.6%27%20stroke-width%3D%270.7%27%20stroke-opacity%3D%270.042%27%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E");
  --stage-mute:#6f6a60;
  --stage-rule:rgba(255,255,255,.10);

  /* Hairlines on the black stage */
  --hair:rgba(255,255,255,.08);
  --hair-strong:rgba(255,255,255,.16);

  /* Typography (recipes §1) */
  --display:"ABC Daily Slab Mono","IBM Plex Mono","Courier New",monospace;
  --body:"Stack Sans Text","IBM Plex Sans","Helvetica Neue",Arial,sans-serif;
  --mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,Menlo,monospace;

  /* Logotype sizes — three only */
  --logo-sm:14px; --logo-md:22px; --logo-lg:32px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;background:#000;color:var(--paper-ink);font-family:var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}

/* ───────── shell ───────── */
.shell{position:fixed;inset:0;display:grid;grid-template-columns:var(--agent-w,56px) 2px 1fr;overflow:hidden;transition:grid-template-columns .34s cubic-bezier(.3,.8,.35,1)}
.shell.agent-open{--agent-w:min(30%,440px)}
.col{height:100vh;overflow-y:auto;overflow-x:hidden;position:relative;scroll-behavior:smooth;overflow-anchor:none}
.col::-webkit-scrollbar{width:6px;height:6px}
.col::-webkit-scrollbar-thumb{background:rgba(127,127,127,.25);border-radius:3px}

/* divider — Forest gradient: the agreement between machine and human (P4) */
.divider{position:relative;background:var(--forest-v);cursor:col-resize;user-select:none}
.shell:not(.agent-open) .divider{cursor:pointer}
.divider::before{content:"";position:absolute;left:50%;top:50%;width:14px;height:48px;transform:translate(-50%,-50%);background:var(--bg-stage);border-radius:7px;box-shadow:0 0 0 1px rgba(160,184,10,.5)}
.divider::after{content:"";position:absolute;left:50%;top:50%;width:2px;height:18px;transform:translate(-50%,-50%);background:#a0b80a}

/* ───────── LEFT · agent surface ───────── */
.agent{background:var(--bg-stage);color:#d8d3c8;font-family:var(--mono);font-size:12.5px;line-height:1.65;padding:0}
/* cracked-door rail: collapsed by default, a hint that the machine surface is here */
.shell:not(.agent-open) .agent{overflow:hidden}
.shell:not(.agent-open) .agent-head .row,
.shell:not(.agent-open) .agent-nav,
.shell:not(.agent-open) .agent-body{opacity:0;pointer-events:none;transition:opacity .15s}
.shell:not(.agent-open) .agent-head{padding:0;border-bottom:0;background:none}
.agent-spine{display:none}
.shell:not(.agent-open) .agent-spine{
  display:flex;flex-direction:column;align-items:center;gap:18px;
  position:absolute;inset:0;padding:20px 0;z-index:6;cursor:pointer;
}
.agent-spine .sp-mark{flex:0 0 auto;opacity:.9}
.agent-spine .sp-label{
  writing-mode:vertical-rl;text-orientation:mixed;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--stage-mute);margin-top:6px;
}
.agent-spine:hover .sp-label{color:#a0b80a}
.agent-spine .sp-chev{margin-top:auto;color:var(--stage-mute);font-size:13px;line-height:1}
.agent-spine:hover .sp-chev{color:#a0b80a}
/* the open door: a thin sliver of light along the rail edge */
.shell:not(.agent-open) .agent::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:1px;
  background:linear-gradient(180deg,transparent,rgba(160,184,10,.55) 22%,rgba(160,184,10,.55) 78%,transparent);
}
.agent-close{display:none}
.shell.agent-open .agent-close{
  display:inline-flex;align-items:center;justify-content:center;
  background:none;border:1px solid var(--stage-rule);border-radius:5px;color:var(--stage-mute);
  font-family:var(--mono);font-size:11px;cursor:pointer;width:26px;height:26px;margin-left:auto;
}
.shell.agent-open .agent-close:hover{color:#a0b80a;border-color:rgba(160,184,10,.5)}
.agent-head{position:sticky;top:0;z-index:5;background:linear-gradient(180deg,#0a0a0a 90%,rgba(10,10,10,0) 100%);padding:20px 28px 18px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid var(--stage-rule)}
.agent-head .row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.agent-mark{display:flex;align-items:center;gap:10px}
.agent-mark svg{display:block}
.agent-mark .meta{color:var(--stage-mute);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase}
.agent-nav{display:flex;flex-wrap:wrap;gap:0;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--stage-mute)}
.agent-nav a{text-decoration:none;padding:6px 10px 6px 0;margin-right:14px;border-bottom:1px solid transparent}
.agent-nav a:hover{color:#d8d3c8;border-bottom-color:#a0b80a}
.agent-actions{display:flex;gap:8px;margin-left:auto}
.agent-btn{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#0a0a0a;background:#a0b80a;padding:8px 12px;border-radius:0;display:inline-flex;align-items:center;gap:8px;transition:filter .15s ease}
.agent-btn:hover{filter:brightness(1.12)}
.agent-btn.ghost{background:transparent;color:#d8d3c8;box-shadow:inset 0 0 0 1px var(--stage-rule)}
.agent-btn.ghost:hover{box-shadow:inset 0 0 0 1px #a0b80a;color:#a0b80a}
.agent-body{padding:8px 28px 160px;max-width:780px}
.agent-body pre{margin:0;white-space:pre-wrap;word-break:normal;overflow-wrap:break-word;font-family:var(--mono);font-size:12.5px;line-height:1.7;color:#d8d3c8}
.agent-body .anchor{display:block;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:#a0b80a;margin:36px 0 10px;padding-top:18px;border-top:1px solid var(--stage-rule)}
.agent-body .anchor:first-child{margin-top:14px;border-top:0;padding-top:0}
.agent-body .k{color:#a0b80a}
.agent-body .s{color:#f9cf80}
.agent-body .c{color:var(--stage-mute);font-style:normal}
.agent-body .h{color:#fff;font-weight:500}
.agent-footer{position:sticky;bottom:0;z-index:4;margin-top:auto;padding:14px 28px;background:linear-gradient(0deg,#0a0a0a 70%,rgba(10,10,10,0) 100%);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--stage-mute);display:flex;justify-content:space-between;align-items:center;gap:14px}

/* ───────── RIGHT · human surface ───────── */
.human{background:var(--paper);color:var(--paper-ink);font-family:var(--body);position:relative}
/* faint measurement field on paper — straight hairlines, reseau lineage (R06/R09) */
.human::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  background-image:var(--paper-grid-img);
  background-size:180px 180px;
  opacity:.9;
}
.human > *{position:relative;z-index:2}

/* chronograph band — v9 Plate, canvas. Sticky; collapses on scroll:
   five-to-seven readable streams reduce toward a single signed trajectory. */
.chrono{position:sticky;top:0;z-index:6;height:120px;margin:0;border-bottom:1px solid #000;overflow:hidden;background:#0a0a0a;will-change:height}
.chrono canvas{position:absolute;inset:0;display:block;width:100%;height:100%}
.chrono .row-labels{position:absolute;left:0;top:0;bottom:0;display:flex;flex-direction:column;justify-content:space-between;padding:8px 14px;font-family:var(--mono);font-size:8.5px;letter-spacing:.18em;text-transform:uppercase;color:rgba(216,211,200,.5);pointer-events:none;z-index:2;transition:opacity 200ms linear;mix-blend-mode:difference}
.chrono .row-labels span{line-height:1}

/* masthead */
.masthead{display:flex;align-items:center;justify-content:space-between;padding:18px 44px;border-bottom:1px solid var(--paper-rule);gap:32px}
.masthead .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.masthead .brand svg{display:block;height:22px;width:auto}
.masthead nav{display:flex;gap:30px;align-items:center}
.masthead nav a{font-family:var(--mono);font-size:10px;letter-spacing:.16em;word-spacing:-.16em;text-transform:uppercase;text-decoration:none;color:#111;padding-bottom:2px;border-bottom:1px solid transparent;white-space:nowrap;line-height:1}
.masthead nav a:hover,.masthead nav a.active{border-bottom-color:#111}
@media (max-width:1180px){.masthead nav{gap:22px}.masthead nav a{font-size:9.5px;letter-spacing:.14em}}
@media (max-width:980px){.masthead nav{gap:16px}}

/* hero */
.hero{padding:128px 44px 88px;position:relative}
.hero .eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:#5b574e;margin-bottom:36px;display:flex;align-items:center;gap:14px}
.hero .eyebrow::before{content:"";display:inline-block;width:44px;height:2px;background:var(--sunset)}
.hero h1{font-family:var(--display);font-weight:400;font-size:clamp(44px,6.4vw,92px);line-height:.96;letter-spacing:-.035em;margin:0 0 36px;max-width:16ch}
/* supporting line in the body voice (sans); rotating clause crossfades in one grid cell (no layout shift) */
.hero-build{font-family:var(--body);font-weight:400;font-size:20px;line-height:1.55;letter-spacing:0;color:#111;margin:0 0 40px;max-width:52ch}
.hb-lead{display:block}
.hb-line{display:block;margin-top:2px}
.hero-rotate{display:inline-grid;min-width:0}
.hero-rotate .hrot{grid-area:1/1;opacity:0;transition:opacity .6s ease;pointer-events:none}
.hero-rotate .hrot.on{opacity:1;pointer-events:auto}
@media (prefers-reduced-motion:reduce){.hero-rotate .hrot{transition:none}.hb-bar{transition:none}}
.hero .sub{font-family:var(--body);font-size:20px;line-height:1.55;max-width:52ch;color:#1d1d1b;margin:0 0 44px;font-weight:400}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero .btn{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;padding:16px 22px;background:#111;color:var(--paper);border-radius:0;text-decoration:none;display:inline-flex;align-items:center;gap:10px;transition:transform .15s ease, opacity .15s ease}
.hero .btn:hover{opacity:.88}
.hero .btn.ghost{background:transparent;color:#111;box-shadow:inset 0 0 0 1px #111}
.hero .btn.ghost:hover{background:rgba(17,17,16,.04);opacity:1}

/* hero · stacked subs (front page restructure) */
.hero .sub{margin-bottom:26px}
.hero .sub.sub-why{font-weight:500;color:#111;max-width:44ch}
.hero .sub.sub-tell{font-size:17px;line-height:1.7;color:#33312c;max-width:58ch;margin-bottom:48px}

/* hook · "you've been generating one since you arrived" */
/* inline scroll cue on the first stack line (replaces the old hook section) */
.ls-scroll{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted,#5b574e);white-space:nowrap;vertical-align:.18em;margin-left:6px}
.ls-scroll .hk-arr{display:inline-block;margin-left:7px;animation:hkbob 1.8s ease-in-out infinite}
@keyframes hkbob{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}
@media (prefers-reduced-motion:reduce){.ls-scroll .hk-arr{animation:none}}

/* scroll sequence · static stack. Opener full width, two pairs side by side,
   closer full width, hairlines between. No pinning, no scroll gating. */
.line-stack{padding:8px 44px 20px}
.ls-row{display:grid;gap:48px;padding:20px 0;border-top:1px solid var(--paper-rule)}
.ls-row:first-child{border-top:0}
.ls-one{grid-template-columns:1fr}
.ls-two{grid-template-columns:1fr 1fr}
.line{display:block}
.line p{font-family:var(--display);font-weight:400;font-size:clamp(18px,1.9vw,24px);line-height:1.22;letter-spacing:-.012em;color:#111;margin:0;max-width:34ch}
.line .lstat{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:#6e6960;margin-top:12px;min-height:14px;font-variant-numeric:tabular-nums}
.line .lrow{display:flex;align-items:center;gap:10px;margin-top:12px}
.line .lbar-mini{display:block;flex:none;width:36px;height:15px;opacity:1;transition:opacity .25s ease}
.line .lstat{margin-top:0}
.line.g-sunset{--dotc:#e44d43}
.line.g-surface{--dotc:#5ca6cd}
.line.g-forest{--dotc:#a0b80a}
.line.g-bloom{--dotc:#cf2f1e}
.line .mono-tag{font-family:var(--mono);font-size:.72em;letter-spacing:.08em;background:rgba(13,13,12,.06);padding:2px 9px;border-radius:3px;vertical-align:.06em}
@media (max-width:760px){.ls-two{grid-template-columns:1fr;gap:30px}.line-stack{padding:8px 22px 24px}.ls-row{padding:24px 0}}

/* predicate strip · compact (front page) */
.section.predicates{padding-top:72px;padding-bottom:72px}

/* developer CTA */
.section.cta p{max-width:54ch}
.section.cta code{font-family:var(--mono);font-size:.9em;background:rgba(13,13,12,.05);padding:1px 6px;border-radius:2px;color:#0d0d0c}
.section.cta p a{color:inherit;text-decoration:underline;text-decoration-color:rgba(13,13,12,.3);text-underline-offset:3px}
.section.cta p a:hover{text-decoration-color:#0d0d0c}
.cta-code{margin:36px 0 8px;max-width:64ch;background:var(--bg-stage);border:1px solid var(--stage-rule);border-radius:7px;padding:20px 24px;overflow-x:auto;
  font-family:var(--mono);font-size:13px;line-height:1.8;color:#d8d3c8}
.section.cta .cta-code code{font-family:inherit;background:none;padding:0;color:#d8d3c8;font-size:inherit;border-radius:0}
.cta-code .k{color:#a0b80a}
.cta-code .s{color:#f9cf80}
.cta-code .c{color:#6f6a60}
@media (max-width:880px){.cta-code{font-size:11.5px;padding:16px 18px}}
.cta-steps{margin:40px 0 10px;max-width:64ch}
.cta-steps .cs-head{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:#5b574e;padding-bottom:14px;border-bottom:1px solid var(--paper-rule)}
.cta-steps .cs-row{display:grid;grid-template-columns:40px 1fr;gap:16px;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--paper-rule)}
.cta-steps .cs-row .n{font-family:var(--mono);font-size:11px;color:#6f6a60}
.cta-steps .cs-row p{font-family:var(--body);font-size:15px;line-height:1.6;margin:0;color:#1d1d1b;max-width:none}
.cta-steps .cs-row a{color:inherit;text-decoration:underline;text-decoration-color:rgba(13,13,12,.3);text-underline-offset:3px}
.cta-steps .cs-row a:hover{text-decoration-color:#0d0d0c}
.section.cta .btn{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;padding:16px 22px;background:#111;color:var(--paper);text-decoration:none;display:inline-flex;align-items:center;gap:10px;margin-top:14px;transition:opacity .15s ease}
.section.cta .btn:hover{opacity:.88}

/* footer · manifesto link */
.footer p.foot-manifesto{margin:80px 0 0;max-width:none}
.foot-manifesto a{font-family:var(--mono);font-size:13.5px;letter-spacing:.14em;text-transform:uppercase;color:#111;text-decoration:none;border-bottom:1px solid rgba(13,13,12,.25);padding-bottom:3px}
.foot-manifesto a:hover{border-bottom-color:#111}

/* section */
.section{padding:104px 44px;border-top:1px solid var(--paper-rule);position:relative}
.section .label{font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:#5b574e;margin-bottom:40px;display:flex;align-items:center;gap:14px}
.section .label .ord{color:#111}
.section h2{font-family:var(--display);font-weight:400;font-size:clamp(30px,3.8vw,52px);line-height:1.05;letter-spacing:-.022em;margin:0 0 36px;max-width:18ch}
.section p{font-family:var(--body);font-size:16.5px;line-height:1.78;max-width:60ch;margin:0 0 24px}
.section p:has(.dropcap) + p,.proof-section p:has(.dropcap) + p{clear:left;padding-top:8px}
.section p.wedge{font-family:var(--body);font-size:clamp(20px,2.2vw,26px);line-height:1.45;letter-spacing:-.005em;max-width:54ch;margin:48px 0 8px;color:#111;font-weight:500}
/* ── self-note · "this is the page demonstrating the concept", not product spec ── */
.self-note{position:relative;margin:34px 0 6px;padding:2px 0 2px 24px}
.self-note::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;border-radius:3px;background:linear-gradient(180deg,#645139,#5ca6cd)}
.self-note .tag{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:#8a8478;margin:0 0 8px}
.section .self-note p,.proof-section .self-note p{margin:0;color:#57524b;font-size:15.5px;line-height:1.72;max-width:56ch}
/* ── Scale · the opportunity band (the one black beat on the paper side) ── */
.section.scale{background:#0a0a0a;color:#f5f1ea;overflow:hidden;border-top:1px solid #000}
.section.scale .label{color:#9a948a}
.section.scale .label .ord{color:#f5f1ea}
.section.scale h2{color:#f5f1ea;max-width:20ch}
.section.scale p{color:#cbc6bb;max-width:60ch}
.scale .turn{font-family:var(--display);font-weight:400;font-size:clamp(28px,3.6vw,46px);line-height:1.04;letter-spacing:-.024em;color:#f5f1ea;max-width:16ch;margin:36px 0 0}
.scale-fig{margin:54px 0 0;position:relative}
.scale-field{display:block;width:calc(100% + 88px);margin:0 -44px 30px;height:360px;opacity:0;transition:opacity 1.1s ease}
.scale.in .scale-field{opacity:1}
.scale-num{font-family:var(--display);font-weight:400;font-size:clamp(40px,7.4vw,104px);line-height:.86;letter-spacing:-.045em;white-space:nowrap;background:linear-gradient(104deg,#e44d43,#f9cf80);-webkit-background-clip:text;background-clip:text;color:transparent;display:block}
.scale-num-cap{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#8f897e;margin-top:20px}
.scale-kicker{font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:#8a8478;margin:48px 0 0}
.scale-unlock{display:flex;flex-wrap:wrap;align-items:center;margin:26px 0 0;border-top:1px solid rgba(245,241,234,.13);padding-top:26px}
.scale-unlock .u{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#cbc6bb;white-space:nowrap}
.scale-unlock .u::after{content:"·";margin:0 13px;color:#5b574e}
.scale-unlock .u:last-child::after{content:""}
.scale .closer{font-family:var(--body);font-size:clamp(20px,2.3vw,28px);line-height:1.42;letter-spacing:-.005em;color:#f5f1ea;font-weight:500;max-width:50ch;margin:52px 0 0}
.scale .closer .hl{background:linear-gradient(104deg,#e44d43,#f9cf80);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600}
@media(max-width:880px){.scale-field{height:210px;width:calc(100% + 44px);margin:0 -22px 22px}.scale-unlock .u::after{margin:0 9px}.scale .turn{margin-top:24px}.scale-num-cap{letter-spacing:.16em}}

/* drop cap — illuminated letter (recipes §2/§3). HTML+canvas, on paper (R07). */
.dropcap{float:left;margin:-0.1em 16px -0.05em 0;position:relative;isolation:isolate;display:inline-block;font-family:var(--display);font-size:84px;line-height:1;letter-spacing:-.04em;color:#111}
.dropcap .glyph{position:relative;z-index:2;display:block;line-height:1}
.dropcap canvas{position:absolute;inset:0;z-index:1;pointer-events:none}

/* predicate → use-case mapping (Section 03) */
.predicate-list{margin:30px 0 0;max-width:62ch;background:var(--bg-stage);border:1px solid var(--stage-rule);border-radius:7px;padding:6px 24px 16px;overflow:hidden}
.predicate-list .pl-head{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--stage-mute);padding:15px 0 11px;margin-bottom:2px;border-bottom:1px solid var(--stage-rule)}
.predicate-list .pl-head::before{content:"";width:7px;height:7px;border-radius:50%;background:#a0b80a;box-shadow:0 0 8px rgba(160,184,10,.6);flex:none}
.predicate-list .pl-head + .prow{border-top:0}
.predicate-list .prow{display:grid;grid-template-columns:58px 1fr;column-gap:20px;align-items:center;padding:13px 0;border-top:1px solid var(--stage-rule)}
/* predicate rows: painterly bars, no tabular rules */
.predicate-list .pbar{display:block;width:54px;height:30px;transform:scaleX(0);transform-origin:left center;transition:transform .65s cubic-bezier(.2,.7,.2,1)}
.predicate-list .prow:nth-child(1) .pbar{--a:-13deg}
.predicate-list .prow:nth-child(2) .pbar{--a:-9deg}
.predicate-list .prow:nth-child(3) .pbar{--a:-16deg}
.predicate-list .prow:nth-child(4) .pbar{--a:-11deg}
.predicate-list .prow:nth-child(5) .pbar{--a:-14deg}
.predicate-list .prow:nth-child(6) .pbar{--a:-10deg}
.predicate-list .prow:nth-child(7) .pbar{--a:-13deg}
.predicate-list.in .prow:nth-child(2) .pbar{transition-delay:.07s}
.predicate-list.in .prow:nth-child(3) .pbar{transition-delay:.14s}
.predicate-list.in .prow:nth-child(4) .pbar{transition-delay:.21s}
.predicate-list.in .prow:nth-child(5) .pbar{transition-delay:.28s}
.predicate-list.in .prow:nth-child(6) .pbar{transition-delay:.35s}
.predicate-list.in .prow:nth-child(7) .pbar{transition-delay:.42s}
.predicate-list.in .pbar{transform:scaleX(1)}
.predicate-list .pred{display:block;font-family:var(--mono);font-size:14.5px;font-weight:500;color:#d8d3c8;letter-spacing:0}
.predicate-list .pred .fn{color:#a0b80a}
.predicate-list .pred .arg{color:#f9cf80}
.predicate-list .app{display:block;font-family:var(--mono);font-size:11.5px;color:#6f6a60;margin-top:6px;letter-spacing:.02em}
.predicate-list .app::before{content:"# ";color:#4e4a42}
@media (prefers-reduced-motion: reduce){.predicate-list .pbar{transition:none;transform:scaleX(1)}}

/* convergence figure — canvas, recipes §10.b */
.figure{margin:40px 0 0;background:#0a0a0a;padding:0;position:relative;overflow:hidden;border-top:1px solid var(--paper-rule);border-bottom:1px solid var(--paper-rule)}
.figure canvas{display:block;width:100%;height:240px}
.figure .cap{position:absolute;left:18px;bottom:14px;font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#6f6a60}

/* proof panel — the meta moment (black stage) */
.proof-section{background:#0a0a0a;color:#d8d3c8;padding:120px 44px;border-top:none}
.proof-section .label{color:#6f6a60}
.proof-section .label .ord{color:#fff}
.proof-section h2{color:#fff}
.proof-section p{color:#d8d3c8}
.opener-rail{display:inline-block;width:64px;height:4px;background:var(--sunset);margin-bottom:18px}
.proof-panel{margin-top:36px;font-family:var(--mono);font-size:12px;line-height:1.7;background:#000;padding:24px;position:relative;border-left:2px solid;border-image:var(--forest-v) 1}
.proof-panel .pp-head{display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:#a0b80a;margin-bottom:18px}
.proof-panel .pp-row{display:grid;grid-template-columns:140px 1fr;gap:18px;padding:4px 0;color:#d8d3c8}
.proof-panel .pp-row .k{color:#6f6a60;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase}
.proof-panel .pp-preds{margin-top:18px;border-top:1px solid rgba(216,211,200,.10);padding-top:18px;height:240px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(216,211,200,.20) transparent}
.proof-panel .pp-preds::-webkit-scrollbar{width:6px}
.proof-panel .pp-preds::-webkit-scrollbar-track{background:transparent}
.proof-panel .pp-preds::-webkit-scrollbar-thumb{background:rgba(216,211,200,.18);border-radius:3px}
.proof-panel .pred{display:grid;grid-template-columns:64px 1fr 60px;gap:10px;padding:3px 0;align-items:center;font-size:11.5px}
.proof-panel .pred .t{color:#6f6a60}
.proof-panel .pred .h{color:#a0b80a}
.proof-panel .pred .h.no{color:#cf2f1e}
.proof-actions{margin-top:24px;display:flex;gap:10px;flex-wrap:wrap}
.proof-actions .btn{font-family:var(--mono);font-size:11px;letter-spacing:.20em;text-transform:uppercase;padding:13px 16px;text-decoration:none;background:#a0b80a;color:#0a0a0a}
.proof-actions .btn#download-artifact{background:#0a0a0a;color:#d8d3c8;box-shadow:inset 0 0 0 1px rgba(216,211,200,.18);position:relative;padding-left:22px}
.proof-actions .btn#download-artifact::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--surface-v)}
.proof-actions .btn#download-artifact:hover{box-shadow:inset 0 0 0 1px #5ca6cd;color:#fff}
.proof-actions .btn.ghost{background:transparent;color:#d8d3c8;box-shadow:inset 0 0 0 1px var(--stage-rule)}
.proof-actions .btn.ghost:hover{color:#a0b80a;box-shadow:inset 0 0 0 1px #a0b80a}

/* trajectory visualisation (mirror of the reader's reading) */
.traj{margin-top:36px;background:#000;position:relative;height:220px;overflow:hidden;border-left:2px solid;border-image:var(--surface-v) 1}
.traj svg{position:absolute;inset:0;width:100%;height:100%}
.traj .cap{position:absolute;left:18px;bottom:14px;font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:#6f6a60}

/* footer signature */
.footer{padding:96px 44px 140px;border-top:1px solid var(--paper-rule)}
.footer .sig-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-top:64px}
.footer .col-title{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:#5b574e;margin-bottom:16px}
.footer p{font-size:15.5px;line-height:1.7;color:#1d1d1b;margin:0 0 10px;max-width:46ch}
.footer .signed{display:flex;align-items:center;gap:14px;margin-top:48px;font-family:var(--mono);font-size:11px;letter-spacing:.20em;text-transform:uppercase;color:#5b574e}
.footer .signed .bar{display:inline-block;width:88px;height:6px;background:var(--forest)}

/* responsive */
@media (max-width:880px) and (min-width:769px){
  .shell{grid-template-columns:1fr;grid-template-rows:0 2px 1fr}
  .shell.agent-open{grid-template-rows:46vh 2px 1fr}
  .shell:not(.agent-open) .agent{display:none}
  .divider{cursor:row-resize}
}
@media (max-width:768px){
  .shell{position:relative;inset:auto;display:block;overflow:visible;grid-template-columns:none;height:auto;min-height:100%}
  .agent,.divider{display:none}
  .col.human{height:auto;overflow-y:visible;overflow-x:hidden}
  .human::before{background-size:120px 120px;opacity:.75}
  .chrono{height:84px}
  .chrono .row-labels{padding:6px 10px;font-size:7.5px;letter-spacing:.14em}
  .chrono .row-labels span{display:none}
  .chrono .row-labels span:first-child,.chrono .row-labels span:last-child{display:inline}
  .masthead{flex-direction:column;align-items:flex-start;padding:14px 18px 10px;gap:10px}
  .masthead .brand svg{height:18px}
  .masthead nav{width:100%;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;gap:14px;padding-bottom:6px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .masthead nav::-webkit-scrollbar{display:none}
  .masthead nav a{font-size:9.5px;letter-spacing:.14em}
  .hero{padding:64px 22px 56px}
  .hero .eyebrow{margin-bottom:24px;font-size:9.5px;letter-spacing:.20em}
  .hero h1{margin-bottom:24px}
  .hero .sub{font-size:17px;line-height:1.55;margin-bottom:32px;max-width:none}
  .hero .actions{gap:10px}
  .hero .btn{padding:14px 18px;font-size:10.5px;letter-spacing:.18em}
  .section{padding:64px 22px}
  .section .label{margin-bottom:28px;font-size:9.5px;letter-spacing:.20em}
  .section h2{margin-bottom:24px;font-size:clamp(26px,7.5vw,34px)}
  .section p{font-size:15.5px;line-height:1.7;max-width:none}
  .dropcap{font-size:60px;margin:4px 12px 2px 0}
  .predicate-list{padding:6px 16px 14px}
  .predicate-list .prow{grid-template-columns:52px 1fr;column-gap:16px;padding:12px 0}
  .predicate-list .pbar{width:48px;height:28px}
  .figure canvas{height:200px}
  .proof-section{padding:72px 22px}
  .proof-panel{padding:18px 16px;font-size:11.5px}
  .proof-panel .pp-row{grid-template-columns:96px 1fr;gap:10px}
  .proof-panel .pp-row .k{font-size:9.5px;letter-spacing:.12em}
  .proof-panel .pred{grid-template-columns:54px 1fr 48px;gap:6px;font-size:10.5px}
  .proof-panel .pp-preds{height:200px}
  .proof-actions{gap:8px}
  .proof-actions .btn{padding:11px 14px;font-size:10px;letter-spacing:.16em}
  .traj{margin-top:24px}
  .traj svg{height:160px !important}
  .footer{padding:64px 22px 48px}
  .footer .sig-grid{grid-template-columns:1fr;gap:24px}
  .footer .col-title{font-size:9.5px;letter-spacing:.18em}
  .footer p{font-size:14.5px}
}
@media (max-width:380px){
  .hero{padding:56px 16px 48px}
  .section{padding:56px 16px}
  .proof-section{padding:64px 16px}
  .footer{padding:56px 16px 40px}
  .masthead{padding:12px 16px 8px}
  .dropcap{font-size:52px}
  .hero .sub{font-size:16px}
  .scale-field{width:calc(100% + 32px);margin-left:-16px;margin-right:-16px}
  .scale-num{font-size:clamp(34px,8.4vw,64px)}
}

/* utility */
.mono{font-family:var(--mono)}
.muted{color:#5b574e}
/* "soon" — links to pages not yet live (e.g. FAQs / News). Grayed + unclickable.
   Toggle sitewide with toggle-soon.py (the href is preserved; this only disables). */
.soon{pointer-events:none;cursor:default;opacity:.4}
.agent ::selection{background:rgba(160,184,10,.55);color:#0a0a0a}
::selection{background:rgba(160,184,10,.35);color:inherit}

/* ───────── offline verifier modal ───────── */
.verify-modal{position:fixed;inset:0;background:rgba(10,10,10,.78);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:none;align-items:flex-start;justify-content:center;z-index:9000;padding:6vh 24px;overflow-y:auto}
.verify-modal.open{display:flex}
.verify-card{background:var(--paper);width:min(820px,100%);border-radius:6px;padding:36px 40px 32px;font-family:var(--body);color:#111;position:relative;box-shadow:0 30px 90px rgba(0,0,0,.45)}
.verify-card .vm-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}
.verify-card .vm-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:#6b6760}
.verify-card h3{font-family:var(--display);font-weight:400;font-size:clamp(24px,2.8vw,32px);line-height:1.1;letter-spacing:-.015em;margin:6px 0 0;color:#111}
.verify-card .vm-close{font-family:var(--mono);font-size:18px;color:#6b6760;background:none;border:0;cursor:pointer;padding:4px 8px;line-height:1}
.verify-card .vm-close:hover{color:#111}
.verify-card .vm-intro{font-size:14px;line-height:1.6;color:#3a3833;margin:14px 0 22px;max-width:62ch}
.verify-card .vm-section-label{font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:#6b6760;margin:24px 0 8px}
.verify-card textarea{width:100%;font-family:var(--mono);font-size:11.5px;line-height:1.55;color:#111;background:rgba(17,17,16,.04);border:1px solid rgba(17,17,16,.10);border-radius:3px;padding:12px 14px;resize:vertical;min-height:160px;box-sizing:border-box}
.verify-card textarea:focus{outline:none;border-color:rgba(17,17,16,.30)}
.verify-card .vm-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.verify-card .vm-btn{font-family:var(--mono);font-size:12px;letter-spacing:.06em;background:#111;color:var(--paper);border:0;border-radius:3px;padding:10px 18px;cursor:pointer}
.verify-card .vm-btn:hover{background:#000}
.verify-card .vm-btn.ghost{background:transparent;color:#111;border:1px solid rgba(17,17,16,.20)}
.verify-card .vm-btn.ghost:hover{border-color:rgba(17,17,16,.50)}
.verify-card .vm-result{margin-top:24px;padding-top:22px;border-top:1px solid rgba(17,17,16,.10);display:none}
.verify-card .vm-result.show{display:block}
.verify-card .vm-verdict{font-family:var(--display);font-weight:400;font-size:clamp(20px,2.4vw,28px);line-height:1.15;display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.verify-card .vm-verdict.match{color:#4e5d02}
.verify-card .vm-verdict.no-match{color:#cf2f1e}
.verify-card .vm-verdict.error{color:#6b6760}
.verify-card .vm-verdict .vm-glyph{font-family:var(--mono);font-size:.85em;letter-spacing:0}
.verify-card .vm-pair{display:grid;grid-template-columns:140px 1fr;gap:8px 18px;font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;margin-top:10px}
.verify-card .vm-pair dt{color:#6b6760;text-transform:uppercase;letter-spacing:.18em;font-size:10px}
.verify-card .vm-pair dd{margin:0;word-break:break-all;color:#111}
.verify-card .vm-pair dd.diff{color:#cf2f1e}
.verify-card .vm-note{font-size:13px;line-height:1.55;color:#3a3833;margin-top:18px;max-width:62ch}
.verify-card .vm-foot{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:#9b968b;margin-top:24px}
@media (max-width:600px){
  .verify-card{padding:26px 22px 24px}
  .verify-card .vm-pair{grid-template-columns:1fr;gap:2px 0}
  .verify-card .vm-pair dt{margin-top:8px}
}

/* ───────── single-column sibling pages (.page) ─────────
   Reuses the paper stage + reseau measurement grid. The chronograph band
   inside a .page is sticky against the normal window scroll. */
.page{background:var(--paper);color:var(--paper-ink);font-family:var(--body);position:relative;min-height:100vh;height:auto}
/* paper extends to full document height even past the first viewport */
html:has(body.page){background:var(--paper)}
.page::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:var(--paper-grid-img);
  background-size:180px 180px;opacity:.9;
}
.page > *{position:relative;z-index:2}
/* keep the chronograph band sticky — the rule above would otherwise force position:relative */
.page > .chrono{position:sticky;top:0;z-index:6}
/* content wrapper for legal / long-form sibling pages */
.wrap{max-width:980px;margin:0 auto}
.page .section:first-of-type{border-top:none}
/* simple two-column info grid used by Team / Careers / Pricing cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1px;background:var(--paper-rule);border:1px solid var(--paper-rule);margin:8px 0 0}
.card{background:var(--paper);padding:28px 26px}
.card-links{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px}
.card-links a{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#6f6a60;text-decoration:none;border-bottom:1px solid transparent;transition:color .15s ease,border-color .15s ease}
.card-links a:hover{color:#111;border-color:rgba(13,13,12,.35)}
.card h3{font-family:var(--display);font-weight:400;font-size:22px;letter-spacing:-.01em;margin:0 0 6px;color:#111}
.card .role{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#5b574e;margin:0 0 14px}
.card p{font-size:14.5px;line-height:1.65;color:#1d1d1b;margin:0 0 10px;max-width:none}
.card .tag{display:inline-block;height:4px;width:54px;margin-bottom:16px}
/* shared footer secondary nav */
.footer .foot-nav{display:flex;flex-wrap:wrap;gap:18px;margin-top:40px;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase}
.footer .foot-nav a{color:#5b574e;text-decoration:none;padding-bottom:2px;border-bottom:1px solid transparent}
.footer .foot-nav a:hover{color:#111;border-bottom-color:#111}
.footer .foot-nav a.active{color:#111;border-bottom-color:#111}

/* octet cursor trail — homepage showcase (#cursor-fx) */
#cursor-fx{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:9500;mix-blend-mode:screen}
body.fx-cursor .agent{cursor:none}

/* grouped footer columns (Kontext-style) */
.foot-cols{display:grid;grid-template-columns:1.6fr repeat(5,1fr);gap:34px 40px;align-items:start;margin-top:72px;padding-top:44px;border-top:1px solid var(--paper-rule)}
.foot-cols .fc-brand{display:flex;flex-direction:column;align-items:flex-start}
.foot-cols .fc-brand svg{height:24px;width:auto;display:block;margin-bottom:13px;order:0}
.foot-cols .fc-tag{order:1;font-family:var(--body);font-size:13px;line-height:1.5;color:#5b574e;margin:0 0 16px;max-width:22ch}
.foot-cols .fc-copy{order:2;font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:#6f6a60;margin:0;max-width:26ch}
.foot-cols .fc-h{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:#111;margin:0 0 18px}
.foot-cols .fc-col a{display:block;font-family:var(--body);font-size:13px;line-height:1.3;color:#5b574e;text-decoration:none;padding:7px 0}
.foot-cols .fc-col a:hover{color:#111}
@media (max-width:880px){.foot-cols{grid-template-columns:1fr 1fr;gap:36px 28px;margin-top:48px;padding-top:32px}.foot-cols .fc-brand{grid-column:1/-1}}
@media (max-width:480px){.foot-cols{grid-template-columns:1fr;gap:26px}}

/* Masthead "Get a license key" CTA — button treatment (matches docs masthead) */
.masthead nav a.nav-cta{background:var(--paper-ink);color:var(--paper);padding:7px 15px;border-radius:3px;border-bottom:none}
.masthead nav a.nav-cta:hover{background:#000;color:var(--paper);border-bottom:none}
@media (max-width:768px){.masthead nav a.nav-cta{order:-1;margin-right:4px}}