/* General Engine — site styles (preview build) */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/Archivo-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/JetBrainsMono-latin.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #F3F1EB;
  --paper-2: #EAE6DC;
  --ink: #11110F;
  --ink-2: #2B2A26;
  --muted: #66625A;
  --rule: #D5D0C4;
  --rule-strong: #B9B3A5;
  --night: #0F0F0D;
  --night-2: #191916;
  --night-3: #22221E;
  --night-rule: #33322D;
  --night-muted: #A5A196;
  --accent: #894329;
  --accent-ink: var(--accent);
  --font: "Archivo", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --maxw: 1320px;
  --pad: clamp(20px, 4vw, 48px);
  --header: 68px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: calc(var(--header) + 16px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  font-stretch: 100%;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--accent); color: var(--ink); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 16px; top: -100px; z-index: 100; background: var(--ink); color: var(--paper); padding: 10px 14px; font-weight: 600; }
.skip:focus { top: 16px; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

/* ---------- Type ---------- */
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; line-height: 1.4; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; background: var(--accent); flex: none; }
.on-night .eyebrow { color: var(--night-muted); }

.display {
  font-weight: 800; font-stretch: 122%;
  font-size: clamp(42px, 7.9vw, 128px);
  line-height: .9; letter-spacing: -.045em;
  text-wrap: balance;
}
.display--page { font-size: clamp(42px, 7vw, 112px); }
.h2 {
  font-weight: 760; font-stretch: 116%;
  font-size: clamp(34px, 4.9vw, 72px);
  line-height: .98; letter-spacing: -.035em;
  text-wrap: balance;
}
.h3 {
  font-weight: 700; font-stretch: 112%;
  font-size: clamp(21px, 1.8vw, 27px);
  line-height: 1.12; letter-spacing: -.018em;
}
.h4 { font-weight: 700; font-stretch: 108%; font-size: 19px; line-height: 1.25; letter-spacing: -.01em; }
.lede { font-size: clamp(18px, 1.45vw, 21px); line-height: 1.5; color: var(--ink-2); max-width: 56ch; }
.on-night .lede { color: var(--night-lede); }
.small { font-size: 15px; color: var(--muted); }
.nowrap { white-space: nowrap; }
.underline-accent {
  background: linear-gradient(var(--accent), var(--accent)) no-repeat 0 92% / 100% .11em;
  padding-bottom: .02em;
}

@media (max-width: 520px) {
  .btn { white-space: normal; text-align: center; line-height: 1.25; padding-top: 10px; padding-bottom: 10px; }
  .actions .btn { width: 100%; }
}
@media (max-width: 640px) {
  .display { font-stretch: 104%; letter-spacing: -.035em; }
  .h2 { font-stretch: 104%; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 20px;
  font-family: var(--font); font-size: 15px; font-weight: 600; font-stretch: 104%;
  border: 1px solid var(--ink); border-radius: 2px;
  cursor: pointer; white-space: nowrap;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .1s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn .arrow { transition: transform .2s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }
.btn--solid { background: var(--ink); color: var(--paper); }
.btn--solid:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--small { min-height: 40px; padding: 0 14px; font-size: 14px; }
.on-night .btn--solid { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.on-night .btn--solid:hover { background: var(--accent); border-color: var(--accent); }
.on-night .btn--ghost { color: var(--paper); border-color: var(--night-muted); }
.on-night .btn--ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.link-arrow:hover { color: var(--accent-ink); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--paper); border-bottom: 1px solid var(--rule); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--header); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 700; font-stretch: 125%; font-size: 14px; letter-spacing: .05em; text-transform: uppercase; }
.brand .mark { width: 22px; height: 22px; flex: none; }
.nav-links { display: flex; align-items: center; gap: 30px; font-size: 15px; }
.nav-links a:not(.btn) { color: var(--ink-2); position: relative; padding: 6px 0; }
.nav-links a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .22s var(--ease); }
.nav-links a:not(.btn):hover { color: var(--ink); }
.nav-links a:not(.btn):hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-links a[aria-current="page"] { color: var(--ink); }
.menu-toggle { display: none; }

@media (max-width: 1080px) {
  .menu-toggle {
    align-items: center; gap: 8px; min-height: 44px; padding: 0 14px;
    background: transparent; border: 1px solid var(--ink); border-radius: 2px; color: var(--ink);
    font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; cursor: pointer;
  }
  .nav-ready .menu-toggle { display: inline-flex; }
  /* Until the menu script initialises (or if it fails): links stay visible and wrap */
  html:not(.nav-ready) .nav { height: auto; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px; }
  html:not(.nav-ready) .nav-links { flex-wrap: wrap; gap: 6px 20px; font-size: 14px; }
  /* Menu initialised: full-screen menu */
  .nav-ready .nav-links {
    position: fixed; left: 0; right: 0; top: var(--header); bottom: 0;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); padding: 8px var(--pad) 32px; overflow-y: auto;
    border-top: 1px solid var(--rule);
  }
  .nav-ready .nav-open .nav-links { display: flex; }
  .nav-ready .nav-links a:not(.btn) { font-size: 26px; font-weight: 700; font-stretch: 112%; letter-spacing: -.02em; color: var(--ink); padding: 18px 0; border-bottom: 1px solid var(--rule); }
  .nav-ready .nav-links a:not(.btn)::after { display: none; }
  .nav-ready .nav-links .btn { margin-top: 24px; min-height: 52px; font-size: 16px; }
  .nav-open { overflow: hidden; }
}

/* ---------- Sections ---------- */
.section { padding: clamp(80px, 10vw, 144px) 0; }
.section--tight { padding: clamp(64px, 7vw, 104px) 0; }
.section--tint { background: var(--paper-2); }
.on-night { background: var(--night); color: var(--paper); }
.section-head { display: grid; gap: 22px; max-width: 900px; margin-bottom: clamp(44px, 5vw, 72px); }
.section-head--split { max-width: none; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: end; gap: clamp(24px, 5vw, 80px); }
.section-head--split > div { display: grid; gap: 22px; }
@media (max-width: 860px) { .section-head--split { grid-template-columns: 1fr; } }

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 5.5vw, 76px) 0 clamp(40px, 5vw, 72px); }
.hero .eyebrow { margin-bottom: clamp(24px, 3vw, 36px); }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); gap: clamp(36px, 6vw, 96px); align-items: start; margin-top: clamp(32px, 3.5vw, 52px); }
@media (max-width: 900px) { .hero__grid { grid-template-columns: 1fr; } }

.ledger__title { color: var(--muted); margin-bottom: 12px; }
.ledger { margin: 0; border-top: 1px solid var(--ink); }
.ledger__row { display: grid; grid-template-columns: 112px 1fr; gap: 16px; padding: 15px 0; border-bottom: 1px solid var(--rule); align-items: baseline; }
.ledger dt { font-family: var(--mono); font-size: 12px; letter-spacing: .07em; text-transform: uppercase; color: var(--ink); }
.ledger dd { margin: 0; color: var(--ink-2); font-size: 16px; line-height: 1.45; }

/* ---------- Engine schematic ---------- */
.engine {
  position: relative; overflow: hidden;
  margin: clamp(48px, 6vw, 88px) 0 0;
  background: var(--night); color: var(--paper);
  border-radius: 3px; padding: clamp(20px, 3vw, 36px);
}
.engine::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(var(--night-rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--night-rule) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(120% 90% at 50% 0%, var(--mask-ink) 30%, transparent 100%);
}
.engine > * { position: relative; }
.engine__head { display: flex; justify-content: space-between; gap: 16px; color: var(--night-muted); margin-bottom: 26px; flex-wrap: wrap; }
.engine__ctrl { display: inline-flex; align-items: center; gap: 14px; }
.engine__toggle {
  display: none;
  background: transparent; border: 1px solid var(--night-rule); color: var(--night-muted);
  min-height: 36px; padding: 0 12px; border-radius: 2px; cursor: pointer;
  font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase;
}
.engine__toggle:hover { color: var(--paper); border-color: var(--night-muted); }
.motion-ready .engine__toggle { display: inline-flex; align-items: center; }
.engine.is-paused .node, .engine.is-paused .engine__pulse, .engine.is-paused .engine__live::before { animation-play-state: paused; }
.engine__live { display: inline-flex; align-items: center; gap: 8px; color: var(--paper); }
.engine__live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.motion-ready .engine__live::before { animation: blink 2.4s ease-in-out infinite; }
.engine__rail { list-style: none; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px; }
.node { position: relative; }
.node:not(:last-child)::after { content: "→"; position: absolute; right: -22px; top: 50%; transform: translateY(-50%); font-family: var(--mono); font-size: 15px; color: var(--night-muted); }
.node {
  --i: 0;
  display: flex; flex-direction: column; gap: 8px; min-height: 132px;
  padding: 18px 16px; background: var(--night-2);
  border: 1px solid var(--night-rule); border-top: 2px solid var(--night-rule);
}
.node:last-child { border-top-color: var(--accent); }
.motion-ready .node { animation: nodeLit 8s linear infinite; animation-delay: calc(var(--i) * 1.6s); }
.node__k { font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--night-muted); }
.node__t { font-weight: 700; font-stretch: 114%; font-size: 20px; line-height: 1.15; letter-spacing: -.012em; }
.node__d { color: var(--night-muted); font-size: 14px; line-height: 1.45; }
.engine__branch { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px; margin-top: 10px; }
.engine__exc { grid-column: 3 / span 2; display: flex; align-items: center; gap: 10px; padding: 10px 14px; border: 1px dashed var(--night-muted); color: var(--paper); font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.engine__exc::before { content: "↳"; color: var(--accent); font-size: 14px; }
.engine__track { position: relative; height: 2px; margin: 22px 0 22px; background: var(--night-rule); }
.engine__pulse { position: absolute; top: -4px; left: 0; width: 10px; height: 10px; background: var(--accent); display: none; }
.motion-ready .engine__pulse { display: block; animation: travel 8s linear infinite; }
.engine__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; color: var(--night-muted); }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; padding: 7px 10px; border: 1px solid var(--night-rule); color: var(--paper); }
@keyframes nodeLit {
  0%, 17% { border-top-color: var(--accent); background: var(--night-3); }
  20%, 100% { border-top-color: var(--night-rule); background: var(--night-2); }
}
@keyframes travel { from { left: 0; } to { left: calc(100% - 10px); } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
@media (max-width: 1000px) {
  .engine__rail { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .node:not(:last-child)::after { display: none; }
  .engine__branch { grid-template-columns: 1fr; }
  .engine__exc { grid-column: 1; }
  .engine__track { display: none; }
  .node { min-height: 0; }
  .engine__foot { margin-top: 22px; }
}
@media (max-width: 560px) { .engine__rail { grid-template-columns: 1fr; } }

/* ---------- Stack marquee ---------- */
.stack { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 20px 0; }
.stack__inner { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 28px; }
.stack__label { color: var(--muted); white-space: nowrap; }
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, var(--mask-ink) 7%, var(--mask-ink) 93%, transparent); }
.marquee__track { display: flex; width: max-content; }
.motion-ready .marquee__track { animation: marquee 46s linear infinite; }
.marquee__list { display: flex; align-items: center; gap: 56px; padding-right: 56px; list-style: none; }
.logo { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; font-weight: 640; font-stretch: 106%; font-size: 19px; letter-spacing: -.01em; color: var(--ink-2); }
.logo img { width: 20px; height: 20px; opacity: .88; }
.marquee:hover .marquee__track, .stack.is-paused .marquee__track { animation-play-state: paused; }
.pause { display: none; background: transparent; border: 1px solid var(--rule-strong); color: var(--muted); min-height: 36px; padding: 0 12px; border-radius: 2px; cursor: pointer; }
.motion-ready .pause { display: inline-flex; align-items: center; }
.pause:hover { color: var(--ink); border-color: var(--ink); }
@keyframes marquee { to { transform: translateX(-50%); } }
html:not(.motion-ready) .marquee { mask-image: none; }
html:not(.motion-ready) .marquee__track { width: auto; }
html:not(.motion-ready) .marquee__list { flex-wrap: wrap; gap: 14px 36px; padding-right: 0; }
html:not(.motion-ready) .marquee__list[aria-hidden="true"], html:not(.motion-ready) .marquee__list .dup { display: none; }
@media (max-width: 760px) {
  .stack__inner { grid-template-columns: minmax(0, 1fr) auto; }
  .stack__label { grid-column: 1 / -1; white-space: normal; }
}

/* ---------- Practice index ---------- */
.index { list-style: none; border-top: 1px solid var(--ink); }
.index li { border-bottom: 1px solid var(--rule-strong); }
.index__row {
  display: grid; grid-template-columns: 64px minmax(0, 1fr) minmax(0, .9fr) 48px; align-items: center; gap: 24px;
  padding: clamp(24px, 3vw, 38px) 12px;
  transition: background-color .22s var(--ease), color .22s var(--ease), padding .22s var(--ease);
}
.index__n { color: var(--muted); }
.index__t { font-weight: 780; font-stretch: 118%; font-size: clamp(30px, 4.2vw, 60px); letter-spacing: -.035em; line-height: .95; }
.index__d { color: var(--ink-2); font-size: 17px; max-width: 42ch; }
.index__go { font-size: 28px; justify-self: end; transition: transform .22s var(--ease); }
.index__row:hover { background: var(--ink); color: var(--paper); padding-left: 24px; padding-right: 24px; }
.index__row:hover .index__d, .index__row:hover .index__n { color: var(--night-copy); }
.index__row:hover .index__go { color: var(--accent); transform: translateX(6px); }
@media (max-width: 760px) {
  .index__row { grid-template-columns: minmax(0, 1fr) auto; gap: 10px 16px; }
  .index__t, .index__d { min-width: 0; }
  .index__n { grid-column: 1 / -1; }
  .index__d { grid-column: 1 / -1; grid-row: 3; }
  .index__go { grid-column: 2; grid-row: 2; }
}
@media (max-width: 400px) {
  .index__t { font-size: 27px; font-stretch: 100%; letter-spacing: -.03em; }
  .index__row:hover { padding-left: 12px; padding-right: 12px; }
}

/* ---------- Versus ---------- */
.split { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: clamp(40px, 7vw, 112px); align-items: start; }
.split > div:first-child { display: grid; gap: 24px; position: sticky; top: calc(var(--header) + 32px); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .split > div:first-child { position: static; } }
.versus { margin: 0; border-top: 1px solid var(--ink); }
.versus__row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.versus dt { color: var(--muted); }
.versus dt span { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; margin-bottom: 6px; }
.versus dt s { text-decoration-color: var(--rule-strong); text-decoration-thickness: 1px; }
.versus dd { margin: 0; font-weight: 650; font-stretch: 106%; font-size: 19px; line-height: 1.3; letter-spacing: -.01em; }
.versus dd span { display: block; font-family: var(--mono); font-size: 11px; font-weight: 400; letter-spacing: .07em; text-transform: uppercase; color: var(--ink); margin-bottom: 6px; }
@media (max-width: 560px) { .versus__row { grid-template-columns: 1fr; gap: 10px; } }

/* ---------- Steps ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--night-rule); }
.steps--5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.step { position: relative; display: flex; flex-direction: column; gap: 14px; padding: 30px 26px 8px 0; }
.step + .step { padding-left: 26px; border-left: 1px solid var(--night-rule); }
.step::before { content: ""; position: absolute; top: -1px; left: 0; width: 40px; height: 2px; background: var(--accent); }
.step + .step::before { left: 26px; }
.step__n { color: var(--night-muted); }
.step p { color: var(--night-copy); font-size: 16px; }
.step__out { margin-top: auto; padding-top: 14px; color: var(--paper); }
.steps--paper { border-top-color: var(--ink); }
.steps--paper .step + .step { border-left-color: var(--rule); }
.steps--paper .step__n { color: var(--muted); }
.steps--paper .step p { color: var(--ink-2); }
.steps--paper .step__out { color: var(--ink); }
@media (max-width: 1100px) {
  .steps, .steps--5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step, .step + .step { padding: 30px 24px 30px 0; border-left: 0; border-bottom: 1px solid var(--night-rule); }
  .step:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--night-rule); }
  .step::before, .step + .step::before { left: 0; }
  .step:nth-child(even)::before { left: 24px; }
  .steps--paper .step, .steps--paper .step + .step { border-bottom-color: var(--rule); }
  .steps--paper .step:nth-child(even) { border-left-color: var(--rule); }
}
@media (max-width: 620px) {
  .steps, .steps--5 { grid-template-columns: 1fr; }
  .step:nth-child(even) { padding-left: 0; border-left: 0; }
  .step:nth-child(even)::before { left: 0; }
}

/* ---------- Investors ---------- */
.investors { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 112px); align-items: center; }
.investors__copy { display: grid; gap: 24px; }
.points { list-style: none; display: grid; gap: 0; border-top: 1px solid var(--ink); margin-top: 8px; }
.points li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.points .mono { color: var(--muted); padding-top: 3px; }
.points p { color: var(--ink-2); margin-top: 4px; font-size: 16px; }
@media (max-width: 960px) { .investors { grid-template-columns: 1fr; } }

.portfolio { margin: 0; padding: clamp(20px, 3vw, 32px); background: var(--night); color: var(--paper); border-radius: 3px; }
.portfolio__grid { display: grid; grid-template-columns: minmax(84px, .9fr) repeat(4, minmax(0, 1fr)); gap: 8px; align-items: center; }
.pf-col { font-family: var(--mono); font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--night-muted); text-align: center; padding-bottom: 6px; line-height: 1.25; }
.pf-row { font-family: var(--mono); font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--night-muted); }
.cell { aspect-ratio: 1.35 / 1; border: 1px solid var(--night-rule); background: var(--night-2); transition: background-color .35s var(--ease), border-color .35s var(--ease); }
.cell.lit { background: var(--accent); border-color: var(--accent); }
.cell.lit:not([data-o="1"]) { background: var(--accent); }
.cell.lit[data-o="1"] { background: repeating-linear-gradient(135deg, var(--accent) 0 6px, var(--accent-on-dark) 6px 12px); }
.portfolio figcaption { margin-top: 20px; color: var(--night-muted); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.legend { display: inline-flex; align-items: center; gap: 8px; }
.legend::before { content: ""; width: 12px; height: 9px; background: var(--accent); }

/* ---------- Use-case table ---------- */
.usecases { width: 100%; border-collapse: collapse; border-top: 1px solid var(--ink); }
.usecases th, .usecases td { text-align: left; vertical-align: top; padding: 20px 16px 20px 0; border-bottom: 1px solid var(--rule-strong); }
.usecases thead th { font-family: var(--mono); font-size: 11px; font-weight: 400; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); padding-top: 14px; padding-bottom: 14px; }
.usecases tbody th { font-weight: 720; font-stretch: 112%; font-size: 21px; letter-spacing: -.015em; width: 26%; }
.usecases td { color: var(--ink-2); font-size: 16px; }
.usecases td:last-child { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink); width: 26%; padding-top: 24px; }
@media (max-width: 760px) {
  .usecases thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .usecases, .usecases tbody, .usecases tr, .usecases th, .usecases td { display: block; width: 100% !important; }
  .usecases tr { padding: 18px 0; border-bottom: 1px solid var(--rule-strong); }
  .usecases th, .usecases td { border: 0; padding: 4px 0; }
  .usecases td:last-child { padding-top: 10px; }
}

/* ---------- Data band ---------- */
.band { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.band__copy { display: grid; gap: 24px; }
@media (max-width: 900px) { .band { grid-template-columns: 1fr; } }

/* ---------- Term sheet ---------- */
.termsheet { margin: 0; background: var(--surface); color: var(--ink); border: 1px solid var(--rule-strong); border-radius: 3px; padding: clamp(22px, 3vw, 34px); box-shadow: 0 1px 0 var(--rule), 0 24px 48px -32px var(--shade); }
.on-night .termsheet { border-color: var(--night-rule); box-shadow: none; }
.termsheet__head { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 16px; border-bottom: 2px solid var(--ink); color: var(--muted); flex-wrap: wrap; }
.termsheet__head strong { color: var(--ink); font-weight: 600; }
.termsheet dl { margin: 0; }
.termsheet__row { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 16px; padding: 14px 0; border-bottom: 1px dashed var(--rule-strong); }
.termsheet dt { font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); padding-top: 3px; }
.termsheet dd { margin: 0; font-size: 16px; font-weight: 560; }
.termsheet__foot { margin-top: 16px; color: var(--muted); }
@media (max-width: 520px) { .termsheet__row { grid-template-columns: 1fr; gap: 4px; } }

/* ---------- Capabilities / principles ---------- */
.caps { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(32px, 5vw, 72px); border-top: 1px solid var(--ink); }
.caps div { padding: 26px 0; border-bottom: 1px solid var(--rule); display: grid; gap: 10px; }
.caps dt { font-weight: 720; font-stretch: 112%; font-size: 22px; letter-spacing: -.015em; }
.caps dd { margin: 0; color: var(--ink-2); font-size: 16px; }
.caps--1 { grid-template-columns: 1fr; }
@media (max-width: 760px) { .caps { grid-template-columns: 1fr; } }

.principles { list-style: none; display: grid; gap: 0; border-top: 1px solid var(--night-rule); }
.principles li { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(20px, 5vw, 80px); align-items: baseline; padding: clamp(24px, 3vw, 40px) 0; border-bottom: 1px solid var(--night-rule); }
.principles strong { font-weight: 800; font-stretch: 120%; font-size: clamp(32px, 5vw, 76px); line-height: .95; letter-spacing: -.04em; }
.principles strong em { font-style: normal; color: var(--accent); }
.principles p { color: var(--night-copy); max-width: 46ch; }
@media (max-width: 760px) { .principles li { grid-template-columns: 1fr; gap: 12px; } }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 22px 0; font-weight: 650; font-stretch: 106%; font-size: 19px; letter-spacing: -.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); font-size: 20px; color: var(--muted); transition: transform .2s var(--ease); flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq details p { padding: 0 0 24px; color: var(--ink-2); max-width: 72ch; }

/* ---------- Page hero ---------- */
.page-hero { padding: clamp(52px, 8vw, 112px) 0 clamp(56px, 7vw, 104px); border-bottom: 1px solid var(--rule); }
.page-hero__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(40px, 6vw, 96px); align-items: end; margin-top: clamp(32px, 4vw, 56px); }
@media (max-width: 960px) { .page-hero__grid { grid-template-columns: 1fr; } }

/* ---------- CTA ---------- */
.cta { padding: clamp(88px, 11vw, 160px) 0; border-top: 1px solid var(--rule); }
.cta__inner { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr); gap: clamp(32px, 5vw, 80px); align-items: end; }
.cta .display { font-size: clamp(40px, 6.6vw, 112px); }
.cta__side { display: grid; gap: 24px; }
@media (max-width: 1120px) { .cta__inner { grid-template-columns: 1fr; } }
.cta__side .btn { white-space: normal; text-align: center; line-height: 1.25; }

/* ---------- Footer ---------- */
.site-footer { padding: 72px 0 32px; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, .5fr)); gap: 40px; padding-bottom: 56px; border-bottom: 1px solid var(--night-rule); }
.footer__tag { color: var(--night-muted); margin-top: 18px; max-width: 34ch; }
.footer__nav { display: grid; gap: 12px; align-content: start; }
.footer__nav .mono { color: var(--night-muted); margin-bottom: 4px; }
.footer__nav a { color: var(--paper); width: fit-content; }
.footer__nav a:hover { color: var(--accent); }
.footer__base { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 24px; color: var(--night-muted); }
.site-footer .brand .mark rect[fill="none"], .site-footer .brand .mark g { stroke: var(--paper); }
@media (max-width: 760px) { .footer__grid { grid-template-columns: 1fr 1fr; } .footer__grid > div:first-child { grid-column: 1 / -1; } }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 112px); align-items: start; }
.contact__intro { display: grid; gap: 24px; position: sticky; top: calc(var(--header) + 32px); }
@media (max-width: 960px) { .contact { grid-template-columns: 1fr; } .contact__intro { position: static; } }
.next-steps { list-style: none; border-top: 1px solid var(--ink); counter-reset: s; }
.next-steps li { counter-increment: s; display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--rule); color: var(--ink-2); }
.next-steps li::before { content: "0" counter(s); font-family: var(--mono); font-size: 12px; color: var(--muted); padding-top: 3px; }
.form { display: grid; gap: 22px; padding: clamp(22px, 3vw, 36px); background: var(--surface); border: 1px solid var(--rule-strong); border-radius: 3px; }
.form fieldset { border: 0; margin: 0; padding: 0; }
.form legend { padding: 0; margin-bottom: 12px; }
.choices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.choice span { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 14px; border: 1px solid var(--rule-strong); border-radius: 2px; font-weight: 640; font-size: 15px; line-height: 1.25; transition: border-color .15s, background-color .15s; }
.choice span small { font-weight: 400; font-size: 13px; color: var(--muted); }
.choice input:checked + span { border-color: var(--ink); background: var(--paper); box-shadow: inset 0 3px 0 var(--accent); }
.choice input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (max-width: 640px) { .choices { grid-template-columns: 1fr; } }
.row-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 640px) { .row-2 { grid-template-columns: 1fr; } }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }
.field input, .field textarea, .field select {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--rule-strong); border-radius: 2px; padding: 13px 14px; min-height: 48px;
  transition: border-color .15s;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px var(--focus-wash); }
.field.has-error input, .field.has-error textarea { border-color: var(--error); }
.field__err { display: none; font-size: 13px; color: var(--error); }
.field.has-error .field__err { display: block; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.form__note { font-size: 13px; color: var(--muted); max-width: 40ch; }
.form__notice { font-size: 14px; padding: 12px 14px; border-left: 3px solid var(--accent); background: var(--paper); color: var(--ink-2); }
.form__req { font-size: 13px; color: var(--muted); margin-top: -8px; }
.form__status { font-size: 15px; padding: 14px 16px; border-left: 3px solid var(--rule-strong); background: var(--paper); display: none; }
.form__status[data-state] { display: block; }
.form__status[data-state="error"] { border-left-color: var(--error); }
.form__status[data-state="preview"] { border-left-color: var(--accent); }
.field label .req { color: var(--muted); }
button[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Reveal (JS-enhanced only) ---------- */
.will-reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.will-reveal.is-in { opacity: 1; transform: none; }

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .marquee__track { animation: none !important; flex-wrap: wrap; width: auto; }
  .marquee { mask-image: none; }
  .marquee__list { flex-wrap: wrap; gap: 18px 36px; padding-right: 0; }
  .marquee__list[aria-hidden="true"], .marquee__list .dup { display: none; }
  .pause, html.motion-ready .pause { display: none; }
  .engine__pulse, html.motion-ready .engine__pulse { display: none; }
  .engine__toggle, html.motion-ready .engine__toggle { display: none; }
  .node { animation: none !important; }
}