/* Devployment. Direction: DESIGN.md (B. Kinetic digital studio). Mobile first. */
:root {
  --paper: #f4f5ef;
  --ink: #171a17;
  --ink-2: #20251f;
  --ink-line: #454b43;
  --muted: #697067;        /* 4.66:1 on paper */
  --muted-ink: #b7beb2;    /* 9.21:1 on ink */
  --line: #d8ddd2;         /* decorative dividers only */
  --field: #8c9488;        /* input borders, 3.13:1 on white */
  --acid: #c8f169;
  --acid-hover: #d5f98d;
  --focus: #567a19;        /* 4.57:1 on paper */
  --error: #b33a2e;        /* 5.38:1 on paper */
  --error-ink: #ff8a7a;    /* 7.66:1 on ink */
  --prototype: #705526;
  --white: #fff;
  --max: 1200px;
  --gutter: 16px;
  --ease: cubic-bezier(.2, .75, .25, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
button, a, input, select, textarea, label { touch-action: manipulation; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.builder :focus-visible, .site-footer :focus-visible { outline-color: var(--acid); }
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; font-weight: 800; }
p { margin: 0; }

.wrap { width: min(var(--max), calc(100% - 2 * var(--gutter))); margin-inline: auto; }
.narrow { max-width: 720px; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--acid); color: var(--ink); padding: 12px 16px; font-weight: 800; border: 1px solid var(--ink); }
.skip-link:focus { top: 12px; }

/* Kicker: sentence case, small. Labels a section's role without shouting (R-06). */
.kicker { font-size: 13px; font-weight: 800; color: var(--muted); margin-bottom: 14px; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; background: var(--acid); color: var(--ink); border: 1px solid var(--ink); font-weight: 800; font-size: 14px; text-decoration: none; cursor: pointer; transition: transform .2s var(--ease), background-color .2s ease; }
.button:hover { background: var(--acid-hover); transform: translateY(-2px); }
.button:active { transform: translateY(0); }
.button:disabled { cursor: not-allowed; background: #dfe3d8; color: #4a5047; border-color: #8c9488; transform: none; }
.button-dark { background: transparent; color: var(--paper); border-color: var(--muted-ink); }
.button-dark:hover { background: var(--ink-2); }
.button-dark:disabled { background: transparent; color: #8c9488; border-color: var(--ink-line); }
.text-link { display: inline-flex; align-items: center; min-height: 44px; font-weight: 800; font-size: 14px; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.text-link:hover { text-decoration-thickness: 3px; }
.link-button { background: none; border: 0; padding: 0 4px; min-height: 44px; font-weight: 800; font-size: 13px; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }

/* Grid children may shrink below their content, so wide tables scroll inside instead of widening the page. */
.operate-grid > *, .process-grid > *, .model-grid > *, .brief-grid > *, .builder-head > *, .section-head > *, .package-list > *, .group > * { min-width: 0; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(244, 245, 239, .96); border-bottom: 1px solid var(--line); }
.nav { height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.wordmark { font-weight: 700; letter-spacing: -.045em; font-size: 22px; line-height: 1; text-decoration: none; }
.wordmark { display: grid; grid-template-columns: auto 1fr; column-gap: 10px; align-items: center; }
.wordmark-mark { grid-row: span 2; width: 28px; height: auto; }
.wordmark span { display: block; font-size: 11px; letter-spacing: 0; text-transform: none; font-weight: 700; color: var(--muted); margin-top: 5px; }
.menu-toggle { min-height: 44px; min-width: 64px; border: 1px solid var(--ink); background: transparent; padding: 0 14px; font-weight: 800; font-size: 14px; cursor: pointer; }
.nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: var(--paper); padding: 8px var(--gutter) 20px; border-bottom: 1px solid var(--line); }
.nav-links.is-open { display: flex; }
.nav-links a:not(.button) { display: flex; align-items: center; min-height: 48px; font-weight: 700; font-size: 15px; text-decoration: none; border-bottom: 1px solid var(--line); }
.nav-links .nav-cta { margin-top: 14px; }

/* Hero */
.hero { padding: 48px 0 56px; }
.hero h1 { font-size: clamp(44px, 12vw, 120px); line-height: .92; letter-spacing: -.06em; max-width: 12ch; font-weight: 900; }
.hero h1 em { font-style: normal; position: relative; z-index: 0; white-space: nowrap; }
.hero h1 em::after { content: ""; position: absolute; left: -2px; right: -3px; bottom: .06em; height: .2em; background: var(--acid); z-index: -1; transform: rotate(-1.5deg) scaleX(1); transform-origin: left; }
.hero-foot { display: grid; gap: 24px; margin-top: 28px; }
.hero-copy { font-size: 18px; line-height: 1.55; max-width: 34em; color: #3d423c; }
.hero-actions { display: flex; align-items: center; gap: 12px 24px; flex-wrap: wrap; }
.hero-note { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; max-width: 44em; }

/* Section shared */
.section-title { font-size: clamp(32px, 7vw, 60px); line-height: 1; letter-spacing: -.05em; max-width: 16ch; }
.section-intro { color: var(--muted); max-width: 30em; margin-top: 14px; }
.section-head { margin-bottom: 32px; }

/* System builder */
.builder { background: var(--ink); color: var(--paper); padding: 56px 0 48px; }
.builder .kicker { color: var(--muted-ink); }
.builder-head { display: grid; gap: 16px; margin-bottom: 28px; }
.builder h2 { font-size: clamp(32px, 7vw, 60px); line-height: 1; letter-spacing: -.05em; max-width: 15ch; }
.builder-intro { color: var(--muted-ink); max-width: 30em; }
.builder-noscript { color: var(--muted-ink); }
.builder-noscript a { color: var(--acid); }

.sb-chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 0 14px; }
.chip { flex: 0 0 auto; min-height: 44px; padding: 0 16px; border: 1px solid var(--ink-line); background: var(--ink-2); color: var(--paper); font-weight: 700; font-size: 14px; cursor: pointer; transition: background-color .2s ease, color .2s ease, border-color .2s ease; }
.chip:hover { border-color: var(--muted-ink); }
.chip[aria-pressed="true"] { background: var(--acid); color: var(--ink); border-color: var(--acid); }
.chip[aria-pressed="true"]::before { content: "\2713\00a0"; }

.sb-stage { border: 1px solid var(--ink-line); margin-top: 8px; }
.sb-meta { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 10px 14px; border-bottom: 1px solid var(--ink-line); font-size: 12px; color: var(--muted-ink); }
.sb-canvas { position: relative; padding: 18px 14px; }
.sb-edges { position: absolute; top: 0; left: 0; overflow: visible; pointer-events: none; }
.sb-nodes { position: relative; transition: height .45s var(--ease); }
.sb-lane-label { position: absolute; top: 0; left: 0; margin: 0; font-size: 12px; font-weight: 800; color: var(--muted-ink); transition: transform .45s var(--ease), opacity .3s ease; }
.sb-lane-label.is-entering, .sb-lane-label.is-leaving { opacity: 0; }
.sb-empty { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; color: var(--muted-ink); }

.sb-node { position: absolute; top: 0; left: 0; display: flex; flex-direction: column; justify-content: center; gap: 2px; padding: 8px 10px; border: 1px solid var(--ink-line); background: var(--ink-2); color: var(--paper); text-decoration: none; font-size: 13px; line-height: 1.2; transition: transform .45s var(--ease), opacity .3s ease, border-color .2s ease, background-color .2s ease, width .45s var(--ease); will-change: transform; }
.sb-node small { font-size: 11px; color: var(--muted-ink); }
.sb-node strong { font-weight: 700; }
a.sb-node:hover { border-color: var(--acid); }
.sb-node.is-end { background: transparent; border-style: solid; border-color: #3a4039; color: var(--muted-ink); }
.sb-node.is-end strong { color: var(--paper); }
.sb-node.kind-planned { border-style: dashed; }
.sb-node.is-entering { opacity: 0; }
.sb-node.is-leaving { opacity: 0; }
.sb-node.is-hit { border-color: var(--acid); }
.sb-node.is-failed { border-color: var(--error-ink); background: #2c1d1a; }
.sb-node.is-failed small { color: var(--error-ink); }
.sb-node.is-patched { border-color: var(--acid); }

.sb-edge { fill: none; stroke: var(--ink-line); stroke-width: 1.5; }
.sb-edge.is-live { stroke: var(--acid); stroke-opacity: .85; }
.sb-pair { fill: none; stroke: var(--muted-ink); stroke-width: 1; stroke-dasharray: 3 5; opacity: .7; }
.sb-alert { fill: none; stroke: var(--error-ink); stroke-width: 1.5; stroke-dasharray: 4 4; }
.sb-alert.is-fixed { stroke: var(--acid); }
.sb-packet { fill: var(--acid); }

.sb-monitor { display: grid; gap: 12px; padding: 14px; border-top: 1px solid var(--ink-line); }
.sb-monitor-label { display: grid; gap: 2px; font-size: 14px; }
.sb-monitor-label span { color: var(--muted-ink); }
.sb-monitor.is-alert .sb-monitor-label span { color: var(--error-ink); }
.sb-monitor.is-ok .sb-monitor-label span { color: var(--acid); }

.sb-handoff { display: grid; gap: 14px; margin-top: 20px; }
.sb-handoff p { color: var(--muted-ink); }
.sb-handoff p strong { color: var(--paper); }

/* Three ways */
.ways { padding: 64px 0 24px; }
.ways-list { list-style: none; margin: 28px 0 0; padding: 0; border-top: 1px solid var(--ink); }
.way { display: grid; grid-template-columns: 40px 1fr; gap: 4px 12px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.way-num { grid-row: span 3; font-size: 13px; font-weight: 800; color: var(--muted); padding-top: 6px; }
.way h3 { font-size: 24px; letter-spacing: -.03em; }
.way p { color: #4a5047; max-width: 34em; }

/* Modules */
.modules { padding: 56px 0 64px; }
.legend { display: grid; gap: 10px; margin: 0 0 36px; }
.legend div { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.legend dd { margin: 0; font-size: 14px; color: var(--muted); }
.status { display: inline-block; font-size: 12px; line-height: 1.3; font-weight: 800; padding: 5px 8px; border: 1px solid var(--ink); background: var(--white); color: var(--ink); white-space: nowrap; }
.status-prototype { border-color: var(--prototype); color: var(--prototype); }
.status-planned { border: 1px dashed var(--muted); color: #4a5047; background: transparent; }
.group { padding-top: 20px; border-top: 2px solid var(--ink); margin-top: 28px; }
.group-name { font-size: 22px; letter-spacing: -.03em; margin-bottom: 8px; }
.group-modules { list-style: none; margin: 0; padding: 0; }
.module-row { display: grid; grid-template-columns: 1fr; gap: 6px 12px; padding: 16px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .25s var(--ease), background-color .2s ease; }
.module-row .status { justify-self: start; }
.module-main { display: grid; gap: 2px; }
.module-main strong { font-size: 18px; letter-spacing: -.02em; text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 4px; transition: text-decoration-color .2s ease; }
.module-main span { color: #4a5047; font-size: 15px; }
.module-row:hover strong { text-decoration-color: currentColor; }

/* Packages */
.packages { padding: 56px 0 64px; border-top: 1px solid var(--line); }
.custom { border-top-style: dashed; }
.custom-body { display: grid; gap: 4px; justify-items: start; padding: 8px 0 4px; }
.custom-body p { color: #4a5047; max-width: 36em; }

.package-list { display: grid; gap: 28px; }
.package { border-top: 2px solid var(--ink); padding-top: 18px; display: grid; gap: 12px; align-content: start; }
.package h3 { font-size: 26px; letter-spacing: -.03em; }
.package-problem { font-size: 17px; font-weight: 700; }
.package > p:not(.package-problem) { color: #4a5047; }
.package-facts { margin: 4px 0 0; display: grid; gap: 10px; font-size: 14px; }
.package-facts dt { font-weight: 800; }
.package-facts dd { margin: 2px 0 0; color: #4a5047; display: flex; flex-wrap: wrap; gap: 0 14px; }
.package-facts dd a { min-height: 32px; display: inline-flex; align-items: center; color: var(--ink); text-underline-offset: 3px; }

/* Operate & Evolve */
.operate { background: var(--white); border-block: 1px solid var(--line); padding: 64px 0; }
.operate-grid { display: grid; gap: 32px; }
.operate h2 { font-size: clamp(32px, 7vw, 60px); line-height: 1; letter-spacing: -.05em; max-width: 13ch; }
.operate-copy { margin-top: 16px; color: #4a5047; max-width: 30em; }
.operate-sub { font-size: 16px; margin-bottom: 10px; }
.covers { margin: 0 0 28px; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.covers li { padding: 10px 0 10px 22px; border-bottom: 1px solid var(--line); position: relative; }
.covers li::before { content: ""; position: absolute; left: 0; top: 19px; width: 10px; height: 2px; background: var(--ink); }
.table-scroll { overflow-x: auto; }
.terms-table { width: 100%; min-width: 520px; border-collapse: collapse; font-size: 14px; }
.terms-table th, .terms-table td { text-align: left; vertical-align: top; padding: 12px 12px 12px 0; border-bottom: 1px solid var(--line); }
.terms-table thead th { border-bottom: 2px solid var(--ink); font-size: 13px; }
.terms-table tbody th { font-weight: 800; white-space: nowrap; }
.operate-note { margin-top: 20px; font-size: 14px; color: var(--muted); max-width: 40em; }

/* Process */
.process { padding: 64px 0; }
.process-grid { display: grid; gap: 28px; }
.steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.step { display: grid; grid-template-columns: 40px 1fr; gap: 12px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.step-num { font-size: 13px; font-weight: 800; color: var(--focus); padding-top: 3px; }
.step h3 { font-size: 19px; letter-spacing: -.02em; margin-bottom: 4px; }
.step p { color: #4a5047; font-size: 15px; max-width: 34em; }

/* Delivery model */
.model { padding: 56px 0; background: var(--ink); color: var(--paper); }
.model-grid { display: grid; gap: 28px; }
.model h2 { font-size: clamp(30px, 6vw, 48px); line-height: 1.02; letter-spacing: -.045em; max-width: 14ch; }
.model-list { display: grid; gap: 22px; }
.model-item { border-top: 2px solid var(--acid); padding-top: 12px; }
.model-item h3 { font-size: 17px; margin-bottom: 6px; }
.model-item p { font-size: 15px; color: var(--muted-ink); }

/* Brief */
.brief { padding: 64px 0 72px; }
.brief-grid { display: grid; gap: 28px; }
.brief-panel { background: var(--white); border: 1px solid var(--line); padding: 20px; }
.brief-form { display: grid; gap: 4px; }
.form-row { display: grid; gap: 4px; }
.field { display: grid; gap: 6px; margin: 0 0 14px; border: 0; padding: 0; min-width: 0; }
.field > label, .field legend { font-size: 14px; font-weight: 800; padding: 0; }
.optional { font-weight: 400; color: var(--muted); }
.field input[type="text"], .field input[type="email"], .field select, .field textarea { width: 100%; min-height: 48px; border: 1px solid var(--field); background: var(--white); padding: 11px 12px; border-radius: 0; font-size: 16px; }
.field textarea { min-height: 112px; resize: vertical; }
.field [aria-invalid="true"] { border-color: var(--error); border-width: 2px; }
.field-error { color: var(--error); font-size: 14px; font-weight: 700; }
.field-error:empty { display: none; }
.focus-options { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.check { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 0 12px; border: 1px solid var(--field); cursor: pointer; font-size: 14px; font-weight: 700; }
.check input { width: 20px; height: 20px; margin: 0; accent-color: var(--ink); flex: 0 0 auto; }
.check:has(input:checked) { background: var(--acid); border-color: var(--ink); }
.field > .consent { border: 0; padding: 0; align-items: flex-start; font-weight: 400; font-size: 14px; }
.consent input { margin-top: 2px; }
.consent a { font-weight: 700; }
.consent:has(input:checked) { background: none; }
.picked { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; padding: 8px 12px; margin: 0 0 14px; background: var(--paper); border: 1px solid var(--line); font-size: 14px; }
.picked span { color: var(--muted); }
.picked .field-error { flex-basis: 100%; }
.brief-intent { padding: 12px; background: var(--paper); border: 1px dashed var(--muted); font-size: 14px; margin-bottom: 14px; }
.brief-alert { padding: 12px 14px; border: 2px solid var(--error); color: var(--ink); margin-bottom: 14px; font-size: 15px; }
.brief-alert a { font-weight: 800; }
.form-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.brief-success { display: grid; gap: 12px; justify-items: start; }
.brief-success h3 { font-size: 28px; letter-spacing: -.03em; }
.brief-success:focus { outline: none; }
.brief-success:focus-visible { outline: 3px solid var(--focus); outline-offset: 6px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* Footer: one row of real links, not a template grid. */
.site-footer { background: var(--acid); color: var(--ink); padding: 24px 0; }
.footer-inner { display: grid; gap: 12px; font-size: 14px; }
.footer-brand strong { letter-spacing: -.03em; margin-right: 6px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0 20px; }
.footer-links a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 800; text-underline-offset: 4px; }
.site-footer :focus-visible { outline-color: var(--ink); }

/* Module pages */
.module-page { padding: 28px 0 64px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 14px; color: var(--muted); }
.crumbs a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 700; color: var(--ink); text-underline-offset: 4px; }
.planned-banner { margin-top: 12px; padding: 14px; border: 1px dashed var(--ink); background: var(--white); font-size: 15px; }
.module-hero { padding: 24px 0 32px; border-bottom: 2px solid var(--ink); }
.module-hero-id { display: flex; align-items: center; gap: 12px; font-weight: 800; color: var(--muted); }
.module-hero h1 { font-size: clamp(40px, 10vw, 88px); line-height: .95; letter-spacing: -.055em; margin-top: 14px; max-width: 14ch; }
.module-problem { margin-top: 18px; font-size: clamp(19px, 3vw, 24px); line-height: 1.35; max-width: 30em; color: #3d423c; }
.module-body { display: grid; gap: 0; }
.module-section { padding: 24px 0; border-bottom: 1px solid var(--line); display: grid; gap: 8px; align-content: start; }
.module-section h2 { font-size: 15px; }
.module-section p { max-width: 38em; color: #3d423c; font-size: 17px; }
.pairs { list-style: none; margin: 0; padding: 0; }
.pairs a { display: grid; gap: 2px; padding: 12px 0; text-decoration: none; border-top: 1px solid var(--line); }
.pairs li:first-child a { border-top: 0; }
.pairs a span:last-child { color: var(--muted); font-size: 15px; }
.pairs a:hover strong { text-decoration: underline; text-underline-offset: 4px; }
.module-cta { margin-top: 36px; padding: 24px 20px; background: var(--ink); color: var(--paper); display: grid; gap: 12px; justify-items: start; }
.module-cta h2 { font-size: 26px; letter-spacing: -.03em; }
.module-cta p { color: var(--muted-ink); max-width: 34em; }
.module-cta :focus-visible { outline-color: var(--acid); }
.module-pager { display: grid; gap: 12px; margin-top: 28px; }
.module-pager a { display: grid; gap: 2px; padding: 14px 0; border-top: 1px solid var(--line); text-decoration: none; font-weight: 800; }
.module-pager a span { font-size: 13px; color: var(--muted); font-weight: 700; }
.module-pager a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* Plain pages: legal, 404 */
.plain-page { padding: 40px 0 72px; }
.plain-page h1 { font-size: clamp(36px, 8vw, 64px); letter-spacing: -.05em; line-height: 1; margin-bottom: 16px; }
.plain-page h2 { font-size: 20px; margin: 32px 0 8px; letter-spacing: -.02em; }
.plain-page p { margin-bottom: 12px; color: #3d423c; }
.plain-page p:has(.button) { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; margin-top: 24px; }
.legal-meta { color: var(--muted); font-size: 14px; }
.legal a { font-weight: 700; text-underline-offset: 3px; }
mark.todo { background: #fff3b0; color: var(--ink); padding: 0 3px; font-weight: 700; }

/* Reveal: content is visible without JS; JS opts in to the one-time reveal. */
.js-motion .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js-motion .reveal.in-view { opacity: 1; transform: none; }
.js-motion .hero h1 em::after { animation: underline-in .7s .35s var(--ease) both; }
.js-motion .hero h1, .js-motion .hero-foot, .js-motion .hero-note { animation: enter-up .65s var(--ease) both; }
.js-motion .hero-foot { animation-delay: .12s; }
.js-motion .hero-note { animation-delay: .22s; }
@keyframes enter-up { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes underline-in { from { transform: rotate(-1.5deg) scaleX(0); } to { transform: rotate(-1.5deg) scaleX(1); } }

/* Two-column states once a column can hold a readable line. */
@media (min-width: 640px) {
  :root { --gutter: 24px; }
  .form-row { grid-template-columns: 1fr 1fr; gap: 16px; }
  .brief-panel { padding: 28px; }
  .package-list { grid-template-columns: 1fr 1fr; gap: 32px 28px; }
  .model-list { grid-template-columns: 1fr 1fr; gap: 28px; }
  .module-row { grid-template-columns: 1fr auto; gap: 6px 24px; align-items: start; }
  .module-pager { grid-template-columns: 1fr 1fr; }
  .module-pager .next { grid-column: 2; text-align: right; }
  .footer-inner { grid-template-columns: 1fr auto; align-items: center; }
  .sb-monitor { grid-template-columns: 1fr auto; align-items: center; }
  .sb-handoff { grid-template-columns: 1fr auto; align-items: center; }
}

/* Desktop: navigation inline, asymmetric section heads. */
@media (min-width: 960px) {
  html { scroll-padding-top: 88px; }
  .nav { height: 76px; }
  .menu-toggle { display: none; }
  .nav-links { display: flex; position: static; flex-direction: row; align-items: center; gap: 26px; padding: 0; border: 0; background: none; }
  .nav-links a:not(.button) { min-height: 44px; border: 0; font-size: 14px; }
  .nav-links a:not(.button):hover { text-decoration: underline; text-underline-offset: 5px; }
  .nav-links .nav-cta { margin-top: 0; }
  .hero { padding: 88px 0 80px; }
  .hero-foot { grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 48px; margin-top: 40px; }
  .builder { padding: 88px 0 72px; }
  .builder-head, .section-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: end; }
  .section-head .section-intro { margin-top: 0; }
  .sb-canvas { padding: 28px 24px; }
  .sb-monitor, .sb-meta { padding-inline: 24px; }
  .ways { padding: 96px 0 32px; }
  .ways-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 0; }
  .way { grid-template-columns: 1fr; padding: 24px 28px 28px 0; border-top: 1px solid var(--ink); border-bottom: 0; align-content: start; }
  .way + .way { padding-left: 28px; border-left: 1px solid var(--line); }
  .way:nth-child(2) { margin-top: 48px; }
  .way:nth-child(3) { margin-top: 96px; }
  .way-num { grid-row: auto; padding: 0 0 8px; }
  .modules { padding: 88px 0 96px; }
  .legend { grid-template-columns: repeat(3, auto); justify-content: start; gap: 28px; }
  .group { display: grid; grid-template-columns: 240px 1fr; gap: 32px; }
  .group-name { position: sticky; top: 100px; align-self: start; }
  .module-row:hover { padding-left: 10px; padding-right: 10px; background: var(--white); }
  .packages { padding: 88px 0 96px; }
  .package-list { grid-template-columns: repeat(3, 1fr); }
  .operate { padding: 96px 0; }
  .operate-grid { grid-template-columns: .85fr 1.15fr; gap: 72px; }
  .operate-grid > div:first-child { position: sticky; top: 110px; align-self: start; }
  .process { padding: 96px 0; }
  .process-grid { grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
  .model { padding: 80px 0; }
  .model-grid { grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
  .brief { padding: 96px 0 112px; }
  .brief-grid { grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
  .brief-panel { padding: 32px; }
  .module-page { padding: 32px 0 96px; }
  .module-body { grid-template-columns: 1fr 1fr; column-gap: 56px; }
  .module-section:nth-child(odd) { padding-right: 0; }
  .module-cta { padding: 36px; grid-template-columns: 1fr auto; align-items: center; }
  .module-cta h2, .module-cta p { grid-column: 1; }
  .module-cta .button { grid-column: 2; grid-row: 1 / span 2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js-motion .reveal { opacity: 1; transform: none; }
}