@font-face {
  font-family: Inter;
  src: url('assets/Inter-Variable.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
:root {
  --paper: #fdfcf9; --ink: #252521; --muted: #4b5248;
  --green: #0d3426; --mid: #3f704f; --line: #cdd8cb;
  --blue: #416a86; --blue-bg: #edf4f8; --blue-edge: #b7d0df;
  --teal: #286e68; --teal-bg: #eaf5f2; --teal-edge: #acd1c8;
  --amber: #875d26; --amber-bg: #fbf5e8; --amber-edge: #dec79c;
  --lilac: #725880; --lilac-bg: #f3eef6; --lilac-edge: #ccb9d7;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.65 Inter, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; color: inherit; border: 0; background: none; }
button:disabled { cursor: not-allowed; opacity: .46; }
a { color: inherit; text-decoration: none; }
a, button, input, select, textarea { outline-offset: 5px; -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #9a6a23; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 560; letter-spacing: -.045em; line-height: 1.13; }
h1 em, h2 em { color: var(--mid); font-style: normal; }
h2 { font-size: clamp(36px, 3.4vw, 48px); }
h3 { font-size: 27px; }
strong, b { font-weight: 600; }
[hidden] { display: none !important; }
.wrap { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.section { padding: 104px 0; }
.eyebrow, .micro { font-size: 10px; line-height: 1.65; font-weight: 650; letter-spacing: .13em; text-transform: uppercase; color: var(--mid); }
.eyebrow { font-size: 11px; letter-spacing: .16em; }
.line { display: inline-block; width: 30px; height: 1px; background: currentColor; vertical-align: middle; margin-right: 13px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; padding: 14px 20px; min-height: 50px; border: 1px solid transparent; font-size: 13px; font-weight: 550; line-height: 1.5; transition: background .18s, border-color .18s; }
.button.dark { color: #fff; background: var(--green); }
.button.dark:hover { background: #24563f; }
.button.outline { border-color: #aaa2af; }
.button.outline:hover { background: #e7e0ed; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 0; border-bottom: 1px solid currentColor; font-size: 13px; font-weight: 500; text-align: left; line-height: 1.5; }
.text-link:hover { color: var(--mid); }
.skip { position: fixed; top: -80px; left: 16px; z-index: 99; color: white; background: var(--green); padding: 14px; }
.skip:focus { top: 10px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.svg-defs { position: absolute; overflow: hidden; }
/* Quiet review chrome and navigation. */
.prototype-note { padding: 5px 36px; min-height: 31px; background: #e9eddf; color: #526049; display: flex; justify-content: space-between; align-items: center; gap: 20px; font-size: 10px; }
.prototype-note>span { display: flex; gap: 8px; align-items: center; }
.prototype-note i { width: 5px; height: 5px; border-radius: 50%; background: #698257; }
.prototype-note button { font-size: 10px; text-decoration: underline; text-underline-offset: 3px; padding: 3px 0; }
.header { width: min(1440px, 100%); margin: auto; padding: 23px 48px; display: flex; justify-content: space-between; gap: 30px; align-items: center; border-bottom: 1px solid #e4e8de; }
.brand { display: inline-flex; align-items: center; gap: 13px; font-size: 13px; font-weight: 550; letter-spacing: .25em; }
.header nav { display: flex; align-items: center; gap: 29px; font-size: 12px; color: #4f5c49; }
.header nav a { padding-block: 9px; }
.header nav a:hover { color: var(--green); }
.nav-contact { border-bottom: 1px solid #99aa8f; display: flex; gap: 27px; }
.menu-toggle { display: none; }
/* Opening: the complete definition beside one small explanatory relationship. */
.hero { padding: 66px 0 0; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 72px; align-items: center; }
.hero h1 { font-size: clamp(48px, 4.7vw, 67px); line-height: 1.07; letter-spacing: -.05em; max-width: 630px; margin-top: 24px; }
.hero-intro { font-size: 18px; line-height: 1.7; color: #495944; max-width: 570px; margin-top: 28px; }
.hero-support { font-size: 14px; line-height: 1.8; color: #555c50; max-width: 530px; margin-top: 16px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 24px; margin-top: 28px; }
.hero-actions .text-link { font-size: 12px; }
.hero-drawing { height: 493px; position: relative; margin: 12px 6px 0 0; }
.drawing-label { font-size: 11px; color: #4e6145; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.hero-record { --face: #edf4e9; --edge: #d3e1c9; --stroke: #aec5a5; position: absolute; padding: 20px; background: var(--face); border: 1px solid var(--stroke); isolation: isolate; }
.hero-record:before { content: ''; position: absolute; top: -7px; left: 3px; right: -5px; height: 6px; background: var(--face); border: 1px solid var(--stroke); transform: skewX(-45deg); z-index: -1; }
.hero-record:after { content: ''; position: absolute; top: -4px; right: -8px; width: 7px; bottom: 3px; border: 1px solid var(--stroke); background: var(--edge); transform: skewY(-45deg); z-index: -1; }
.record-prior { top: 70px; left: 0; width: 49%; }
.record-next { top: 137px; right: 0; width: 45%; --face: var(--blue-bg); --edge: var(--blue-edge); --stroke: #adc4d5; }
.record-next .micro { color: var(--blue); }
.record-product { display: flex; gap: 12px; align-items: center; margin: 13px 0 10px; }
.record-product svg { width: 28px; height: 95px; flex: none; transform: rotate(12deg); }
.blue { color: #427ea9; }
.red { color: #b2493d; }
.record-product strong { font-size: 18px; line-height: 1.3; letter-spacing: -.025em; }
.record-product span { display: block; font-size: 11px; margin-top: 6px; color: #545e4c; }
.hero-record p { font-size: 12px; line-height: 1.65; color: #4f6147; }
.record-rule { height: 1px; background: #c3d0b9; margin-bottom: 11px; }
.record-tabs { display: flex; flex-wrap: wrap; gap: 5px 10px; margin-top: 13px; color: #48623b; font-size: 9px; }
.record-tabs span { border-bottom: 1px solid #acbf9d; padding-bottom: 2px; }
.record-question { display: block; font-size: 11px; margin-top: 14px; padding-top: 12px; border-top: 1px solid #c3d2db; color: #3c5f75; }
.hero-reuse { position: absolute; top: 366px; left: 0; width: 48%; display: flex; gap: 12px; align-items: center; color: #4e6042; }
.hero-reuse>span { font-size: 30px; line-height: 1; }
.hero-reuse p { font-size: 11px; line-height: 1.7; }
.hero-review { position: absolute; left: 0; right: 0; bottom: 0; background: var(--lilac-bg); border: 1px solid #cbbbce; box-shadow: 4px 4px 0 #e0d5e6; display: flex; align-items: center; gap: 17px; padding: 15px 19px; }
.hero-review p { color: #634e6e; font-size: 12px; line-height: 1.65; }
.review-symbol { display: grid; place-items: center; width: 27px; height: 27px; flex: none; border: 1px solid #a990b7; color: var(--lilac); border-radius: 50%; font-size: 15px; }
.hero-drawing figcaption { position: absolute; top: 100%; margin-top: 15px; font-size: 10px; color: #555e4e; }
.hero-foot { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; padding: 25px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 72px; color: #506147; font-size: 12px; }
.hero-foot span+span { padding-left: 30px; border-left: 1px solid var(--line); }
/* The information a record carries, and the judgment it needs. */
.premise { padding-top: 100px; }
.premise-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px 80px; align-items: end; }
.premise-heading .eyebrow { grid-column: 1/-1; }
.premise-heading h2 { max-width: 680px; }
.premise-heading>p:last-child { font-size: 16px; line-height: 1.8; color: var(--muted); }
.reasoning-comparison { display: grid; grid-template-columns: 1fr 65px 1.12fr; gap: 40px; margin-top: 45px; align-items: center; }
.source-records { padding: 24px 30px 0 0; }
.source-records>.micro { color: #575d52; display: block; margin-bottom: 18px; }
.document-row { display: flex; gap: 20px; align-items: center; padding: 16px 0; border-top: 1px solid #d9ddd4; }
.document-icon { width: 37px; height: 45px; border: 1px solid #bbc4b4; box-shadow: 3px 3px 0 #e3e7dc; flex: none; display: grid; place-items: center; font-size: 24px; font-weight: 300; color: #8a9780; background: #f5f6ef; }
.document-row strong { font-size: 15px; }
.document-row p { font-size: 12px; margin-top: 2px; color: #565f4e; }
.reasoning-bridge { font-size: 36px; font-weight: 300; color: #86a176; text-align: center; }
.decision-record { background: #eff4e9; border: 1px solid #b6c8a9; padding: 28px 31px; box-shadow: 6px 6px 0 #dce6d3; }
.decision-record dl { margin: 21px 0 0; }
.decision-record dl>div { display: grid; grid-template-columns: 105px 1fr; gap: 18px; padding: 12px 0; border-top: 1px solid #cbd6bf; font-size: 13px; }
.decision-record dt { font-weight: 600; color: #436138; }
.decision-record dd { margin: 0; color: #506045; }
.decision-record>p { font-size: 12px; color: #4b6140; margin-top: 15px; }
/* A full-size product comparison and its five-stage review. */
.case-section { background: #f0f3ed; border-block: 1px solid #dbe3d4; }
.section-heading { display: grid; grid-template-columns: 1.18fr .82fr; gap: 80px; align-items: end; margin-bottom: 46px; }
.section-heading h2 { margin-top: 19px; max-width: 690px; }
.section-aside { font-size: 16px; line-height: 1.8; color: #545f4b; }
.sample-label { display: inline-block; margin-top: 18px; font-size: 10px; padding: 5px 10px; border: 1px solid #bfcdb5; color: #4f6144; }
.case-stage { --stage-colour: var(--blue); }
.case-stage[data-step='1'] { --stage-colour: var(--teal); }
.case-stage[data-step='2'] { --stage-colour: var(--amber); }
.case-stage[data-step='3'] { --stage-colour: var(--lilac); }
.case-stage[data-step='4'] { --stage-colour: var(--mid); }
.case-topline { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 18px 0; border-top: 1px solid #b8c7ad; border-bottom: 1px solid #d1ddc7; font-size: 11px; color: #506145; }
.case-topline b { font-size: 10px; letter-spacing: .08em; margin-right: 8px; }
.status { font-size: 11px; padding: 5px 11px; border: 1px solid #b5c8a8; background: #ecf2e7; color: #4a623b; }
.status.approved { background: #dcebd3; border-color: #98b58a; }
.status.changes, .status.hold { color: #785420; background: #fbf3df; border-color: #d8bf91; }
.case-steps { display: grid; grid-template-columns: repeat(5,1fr); border-bottom: 1px solid #c8d5be; }
.case-steps button { display: flex; align-items: center; gap: 13px; padding: 17px 14px; border-bottom: 2px solid transparent; text-align: left; color: #525f49; font-size: 13px; min-height: 60px; }
.case-steps button span { font-size: 11px; font-variant-numeric: tabular-nums; }
.case-steps button[aria-current=step] { color: var(--stage-colour); border-color: var(--stage-colour); font-weight: 600; background: #e4ecd955; }
.case-steps button:hover { background: #e4ecd9; }
.case-composition { display: grid; grid-template-columns: .95fr 1.05fr; gap: 75px; padding: 42px 0 35px; min-height: 520px; }
.product-labels { display: flex; justify-content: space-around; gap: 25px; text-align: center; font-size: 14px; font-weight: 550; color: #49603c; }
.product-labels small { display: block; font-size: 11px; line-height: 1.5; margin-top: 4px; font-weight: 400; color: #545f4c; }
.pens { position: relative; height: 330px; margin-top: 15px; }
.pen { position: absolute; top: 0; height: 325px; width: 92px; filter: drop-shadow(8px 12px 5px #74876527); }
.pen.blue { left: 19%; transform: rotate(12deg); }
.pen.red { left: 61%; transform: rotate(12deg); }
.pen-halo { position: absolute; bottom: 28px; left: 7%; right: 3%; height: 50px; transform: rotate(-8deg); border: 1px solid #cbd8bf; border-radius: 50%; background: radial-gradient(ellipse,#d8e2ce55,transparent 68%); }
.ink-label, .matched-label { position: absolute; min-height: 44px; font-size: 11px; line-height: 1.6; }
.ink-label { bottom: 79px; right: 0; display: flex; align-items: center; gap: 9px; padding: 10px 13px; background: #fff8e8; border: 1px solid #d2b77f; color: #765421; box-shadow: 3px 3px 0 #e8d8b6; }
.ink-label>span:last-child { font-size: 17px; margin-left: 3px; }
.amber-dot { width: 5px; height: 5px; display: inline-block; background: #a57933; border-radius: 50%; flex: none; }
.matched-label { left: 5%; bottom: 25px; color: #495f3b; border-left: 1px solid #8da47b; padding: 6px 9px; text-align: left; }
.matched-label>span { margin-left: 6px; }
.product-facts { margin-left: 17px; font-size: 12px; }
.case-reasoning { padding-top: 12px; }
.case-reasoning>.eyebrow { color: var(--stage-colour); font-size: 10px; }
.case-reasoning h3 { font-size: 32px; line-height: 1.2; margin-top: 14px; max-width: 500px; }
.case-reasoning>p:not(.eyebrow) { margin-top: 18px; color: #4f5e46; font-size: 15px; line-height: 1.8; }
.fact-list { margin-top: 24px; border-top: 1px solid #c6d4bb; }
.fact-row { display: grid; grid-template-columns: .8fr 1.2fr; gap: 22px; padding: 10px 0; border-bottom: 1px solid #d2ddc9; color: #4c603d; font-size: 12px; line-height: 1.65; }
.fact-row strong { color: #415f34; text-align: right; }
.fact-row.changed, .fact-row.changed strong { color: #785423; }
.evidence-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.evidence-pills button { font-size: 11px; padding: 10px 12px; border: 1px solid #b6c9a8; background: #f6f8ef; color: #486139; min-height: 44px; gap: 12px; }
.evidence-pills button:hover { background: #e6eedc; }
.proposal, .next-record { margin-top: 20px; border-left: 2px solid #bc9755; background: #faf5e8; padding: 16px 19px; font-size: 13px; color: #6c5934; line-height: 1.8; }
.proposal strong, .next-record strong { display: block; color: #6d5327; margin-bottom: 6px; font-weight: 600; }
.next-record { border-color: #88a975; background: #e7efdf; color: #49603b; }
.next-record strong { color: #416231; }
.next-record .text-link { margin-top: 9px; font-size: 12px; }
.review-controls { background: var(--lilac-bg); border-block: 1px solid #d6c7df; border-left: 3px solid #a486b6; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 30px; padding: 26px 29px; color: #6b5378; }
.review-controls .micro { color: var(--lilac); }
.review-controls strong { display: block; font-size: 19px; font-weight: 550; margin-top: 5px; line-height: 1.4; }
.review-controls p { font-size: 12px; line-height: 1.8; margin-top: 7px; }
.review-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 9px; }
.review-actions .button { font-size: 11px; padding: 12px 14px; min-height: 45px; gap: 10px; }
.review-actions .selected { outline: 2px solid #8a6a9b; outline-offset: 3px; }
.review-result { grid-column: 1/-1; font-size: 13px; line-height: 1.75; }
.review-result:empty { display: none; }
.review-controls>.text-link { grid-column: 1/-1; justify-self: start; font-size: 12px; }
.memory-strip { display: flex; align-items: center; gap: 20px; background: #e3edda; border: 1px solid #b6cba7; padding: 21px 24px; margin-bottom: 24px; }
.memory-icon { font-size: 38px; font-weight: 300; color: #4d6140; }
.memory-strip .micro { color: #436434; }
.memory-strip p { font-size: 13px; color: #486139; margin-top: 4px; line-height: 1.8; }
.memory-strip>.text-link { margin-left: auto; white-space: nowrap; font-size: 11px; }
.case-controls { display: flex; justify-content: space-between; align-items: center; gap: 15px; border-top: 1px solid #bdcdb2; padding: 20px 0; }
.case-controls>.text-link { border: 0; font-size: 12px; }
.case-controls>span { font-size: 11px; color: #486138; font-variant-numeric: tabular-nums; }
.case-controls .button { font-size: 12px; }
.case-summary { display: grid; grid-template-columns: 1fr 1fr; gap: 65px; border-top: 1px solid #c6d4bb; border-bottom: 1px solid #c6d4bb; padding: 24px 0; font-size: 13px; line-height: 1.8; color: #515e49; }
.case-summary span { display: block; font-size: 10px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; color: var(--mid); }
.case-summary p:last-child span { color: var(--amber); }
.case-after { display: flex; justify-content: space-between; align-items: start; gap: 35px; padding-top: 22px; }
.case-after>p { font-size: 11px; line-height: 1.8; color: #515e48; max-width: 600px; }
.case-after .amber-dot { margin-right: 7px; vertical-align: 1px; }
.case-after>div { display: flex; gap: 27px; flex: none; }
.case-after .text-link { padding-top: 0; font-size: 11px; }
.fresh-route { padding: 40px 5%; }
.fresh-route h3 { font-size: 34px; line-height: 1.2; max-width: 710px; margin: 20px 0; }
.fresh-route>p:not(.eyebrow) { font-size: 16px; color: #4f5f44; max-width: 750px; }
.fresh-route ol { padding: 0; margin: 28px 0; list-style: none; counter-reset: fresh; }
.fresh-route li { position: relative; padding: 17px 0 17px 50px; border-top: 1px solid #c5d4b9; counter-increment: fresh; }
.fresh-route li:before { content: '0' counter(fresh); position: absolute; left: 0; font-size: 22px; color: #4c623f; }
.fresh-route li b { display: block; font-size: 16px; color: #456238; }
.fresh-route li span { display: block; font-size: 13px; color: #4f5f44; margin-top: 5px; }
/* The full architecture gets its own drawing stylesheet. */
.engine-heading { max-width: 840px; margin-bottom: 45px; }
.engine-heading h2 { margin-top: 19px; }
.engine-heading>p:last-child { max-width: 780px; color: #515e48; font-size: 16px; line-height: 1.8; margin-top: 25px; }
.engine-followthrough { display: flex; align-items: start; gap: 15px; max-width: 850px; margin: 24px 0 0; color: #4c623f; }
.engine-followthrough>span { font-size: 29px; line-height: 1; }
.engine-followthrough p { font-size: 13px; line-height: 1.8; }
/* The demonstration is the page's main tonal transition. */
.film-section { background: var(--green); color: var(--paper); }
.film-heading { display: grid; grid-template-columns: 1.35fr .65fr; gap: 80px; align-items: end; margin-bottom: 40px; }
.film-heading .eyebrow { color: #b1c9a5; }
.film-heading h2 { margin-top: 20px; font-size: 44px; line-height: 1.18; max-width: 720px; }
.film-heading>p { color: #bdccb3; font-size: 14px; line-height: 1.85; }
.film-frame { position: relative; padding: 8px; border: 1px solid #728c65; background: #1e412e; box-shadow: 8px 8px 0 #254b35; }
.film-frame video { display: block; width: 100%; aspect-ratio: 16/9; background: #0c261a; }
.film-play { position: absolute; inset: 8px; display: flex; align-items: flex-end; gap: 21px; padding: 35px; background: linear-gradient(0deg,#07271ce0,transparent 60%); color: #fff; text-align: left; }
.play-circle { display: grid; place-items: center; flex: none; width: 55px; height: 55px; border: 1px solid #b3c6a7; border-radius: 50%; font-size: 18px; background: #173c2ac9; }
.film-play>span:last-child { font-size: 17px; font-weight: 500; line-height: 1.5; }
.film-play small { display: block; font-size: 11px; font-weight: 400; color: #c3d3b9; margin-top: 5px; }
.film-caption { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 24px; color: #b5c9a9; font-size: 11px; }
.film-caption .text-link { font-size: 11px; padding: 5px 0; }
#videoStatus { display: block; color: #eedbad; font-size: 12px; }
/* Applications connect visibly to a shared engine. */
.value-chain { display: grid; grid-template-columns: 1fr 270px; gap: 80px; align-items: center; }
.chain-rows { position: relative; }
.chain-rows:before { content: ''; position: absolute; top: 35px; bottom: 35px; left: 17px; width: 1px; background: #c2d0b7; }
.chain-row { position: relative; border-top: 1px solid #d2dbc9; }
.chain-row:last-child { border-bottom: 1px solid #d2dbc9; }
.chain-row:after { content: ''; position: absolute; width: 48px; height: 1px; right: -48px; top: 50%; background: #bdcdb0; }
.chain-row:before { content: ''; position: absolute; width: 1px; top: 0; bottom: 0; right: -48px; background: #bdcdb0; }
.chain-row:first-child:before { top: 50%; }
.chain-row:last-child:before { bottom: 50%; }
.chain-trigger { display: grid; width: 100%; grid-template-columns: 35px 1fr auto 18px; gap: 18px; align-items: center; text-align: left; padding: 25px 0; }
.chain-num { position: relative; width: 34px; height: 34px; border: 1px solid #b6c8a8; background: var(--paper); display: grid; place-items: center; font-size: 10px; color: #49633a; }
.chain-trigger small { display: block; color: #4e6142; font-size: 9px; font-weight: 550; letter-spacing: .1em; line-height: 1.5; }
.chain-trigger strong { display: block; font-size: 20px; font-weight: 560; letter-spacing: -.025em; line-height: 1.25; margin-top: 6px; }
.chain-role { display: block; color: #506146; font-size: 13px; line-height: 1.8; margin-top: 10px; max-width: 530px; }
.chain-plus { font-size: 20px; color: #4a603c; font-weight: 350; }
.app-badge { color: #4f6141; font-size: 10px; white-space: nowrap; }
.app-badge.planned, .app-badge.next { color: #715625; }
.chain-detail { padding: 0 25px 25px 53px; color: #4d6240; }
.chain-detail p { font-size: 13px; line-height: 1.85; max-width: 550px; }
.chain-detail .text-link { font-size: 11px; margin-top: 8px; }
.chain-detail .detail-status { display: block; font-size: 11px; margin-top: 13px; color: #6e582d; }
.chain-row.selected { background: #edf3e6; box-shadow: -13px 0 0 #edf3e6,13px 0 0 #edf3e6; }
.chain-row.selected .chain-num { background: #dce9cf; border-color: #a4bd92; }
.chain-row.roadmap { border-top-style: dashed; }
.chain-engine { background: var(--green); border: 1px solid #4d7241; box-shadow: 6px 6px 0 #cbdac1; color: #eff4e8; padding: 30px 26px; position: relative; }
.chain-engine:before { content: ''; position: absolute; top: 50%; width: 32px; left: -32px; height: 1px; background: #bdcdb0; }
.chain-engine .eyebrow { color: #a7c39a; font-size: 9px; }
.chain-engine img { width: 52px; height: 52px; margin: 24px 0; }
.chain-engine h3 { font-size: 27px; line-height: 1.17; }
.chain-engine ul { list-style: none; padding: 0; margin: 24px 0 0; color: #c0d0b6; font-size: 12px; line-height: 1.85; }
.chain-engine li { padding: 6px 0; border-bottom: 1px solid #365c3a; }
.chain-engine>p { font-size: 12px; line-height: 1.8; margin-top: 25px; color: #aec49f; }
/* Reusable software and retailer-specific operation. */
.foundation-section { background: #e9eee2; border-block: 1px solid #d7dfcd; }
.foundation-heading { max-width: 770px; }
.foundation-heading h2 { margin-top: 20px; max-width: 690px; }
.foundation-heading>p:last-child { margin-top: 24px; color: #4d5f41; font-size: 16px; line-height: 1.8; max-width: 700px; }
.foundation-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 70px; align-items: start; margin-top: 48px; }
.retailer-worlds { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.retailer-world { background: #f8faf2; border: 1px solid #aec39f; padding: 24px 20px; box-shadow: 5px 5px 0 #d1dfc6; }
.retailer-world .micro { color: #496338; }
.retailer-world h3 { font-size: 21px; margin-top: 12px; }
.world-engine { margin-top: 22px; background: #28523a; color: #f4f7ec; padding: 11px 12px; font-size: 13px; }
.world-records { display: grid; gap: 10px; margin-top: 17px; color: #4c6040; font-size: 12px; }
.world-records span { padding-bottom: 7px; border-bottom: 1px solid #d0dcc5; }
.privacy-note { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 11px; color: #4a603c; padding: 22px 0 10px; }
.privacy-note>span { font-size: 20px; }
.base-connector { height: 26px; width: calc(50% + 12px); margin: 0 auto; border: 1px solid #9fb88f; border-top: 0; position: relative; }
.base-connector:after { content: ''; position: absolute; left: 50%; top: 100%; height: 19px; width: 1px; background: #9fb88f; }
.shared-base { background: #dae6cf; border: 1px solid #a7bf96; margin-top: 18px; padding: 20px; box-shadow: 4px 4px 0 #c6d7b8; }
.shared-base .micro { color: #456336; }
.shared-base>div { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 15px; gap: 15px; font-size: 11px; color: #495f3c; line-height: 1.7; }
.shared-base>div span+span { padding-left: 14px; border-left: 1px solid #b2c79f; }
.retailer-fit h3 { font-size: 25px; line-height: 1.25; }
.retailer-fit dl { margin: 26px 0 0; }
.retailer-fit dl>div { padding: 19px 0; border-top: 1px solid #c0cfb3; }
.retailer-fit dt { font-size: 14px; font-weight: 550; color: #405f32; display: flex; gap: 16px; }
.retailer-fit dt span { font-size: 10px; margin-top: 4px; color: #496239; }
.retailer-fit dd { font-size: 13px; line-height: 1.8; color: #4e5e44; margin: 9px 0 0 29px; }
/* A concrete invitation, without a form submission endpoint. */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 110px; margin-top: 22px; }
.contact-grid h2 { font-size: 47px; line-height: 1.15; max-width: 530px; }
.contact-copy>p:first-child { font-size: 16px; line-height: 1.85; color: #505f45; margin-bottom: 26px; }
.contact-copy label { display: block; font-size: 12px; font-weight: 550; color: #49633b; margin: 22px 0 8px; }
.contact-copy label span { color: #515e47; font-weight: 400; }
.contact-copy select, .contact-copy textarea { border: 1px solid #becdb1; border-radius: 0; background: #f2f5eb; width: 100%; padding: 13px 14px; font-size: 14px; line-height: 1.65; color: #49603e; }
.contact-copy textarea { resize: vertical; min-height: 110px; }
.contact-copy textarea::placeholder { color: #4e5f44; opacity: 1; }
.contact-copy>.button { margin-top: 24px; }
.contact-small { font-size: 11px; line-height: 1.8; color: #526048; margin-top: 15px; }
.contact-email { display: inline-block; font-size: 13px; color: #446136; margin-top: 24px; border-bottom: 1px solid #bdcdb1; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 30px; border-top: 1px solid #cdd8c4; padding-block: 28px; }
.footer>span { font-size: 11px; color: #516048; }
.footer>div { display: flex; align-items: center; gap: 24px; font-size: 11px; color: #4c5f41; }
.footer button { padding: 7px 0; font-size: 11px; }
/* Native, keyboard-accessible detail dialog. */
dialog { color: var(--ink); background: var(--paper); width: min(700px,calc(100% - 44px)); max-height: calc(100dvh - 70px); padding: 28px 35px 35px; border: 1px solid #a7bc9a; box-shadow: 9px 9px 0 #283e2440; }
dialog::backdrop { background: #1026199c; backdrop-filter: blur(3px); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid #d4ddcb; margin-bottom: 27px; }
.dialog-head .eyebrow { font-size: 9px; }
.close-dialog { width: 36px; height: 36px; font-size: 27px; color: #4e5f44; flex: none; }
#dialogContent>h2 { font-size: 32px; line-height: 1.2; margin-bottom: 22px; }
#dialogContent>p { font-size: 14px; line-height: 1.8; color: #4f6045; margin-bottom: 20px; }
.evidence-meta { display: grid; grid-template-columns: 150px 1fr; gap: 0; font-size: 13px; margin: 24px 0; }
.evidence-meta dt, .evidence-meta dd { padding: 11px 0; border-top: 1px solid #d5decd; line-height: 1.7; }
.evidence-meta dt { color: #506045; padding-right: 20px; }
.evidence-meta dd { margin: 0; color: #456338; }
.evidence-explainer { border-left: 2px solid #8cac7a; padding: 14px 18px; margin-top: 17px; background: #eef3e8; }
.evidence-explainer h3 { font-size: 16px; letter-spacing: -.02em; color: #446436; }
.evidence-explainer p { font-size: 13px; line-height: 1.8; color: #4d6043; margin-top: 9px; }
.evidence-explainer.amber { border-color: #c5a367; background: #fbf5e8; }
.evidence-explainer.amber h3 { color: #72552a; }
.evidence-explainer.amber p { color: #6c593b; }
#dialogContent>.text-link { margin-top: 24px; font-size: 12px; }
.sample-table { width: 100%; border-collapse: collapse; font-size: 12px; margin: 20px 0; }
.sample-table th, .sample-table td { padding: 10px; border: 1px solid #d0dcc6; text-align: left; }
.sample-table th { color: #4c6240; font-weight: 500; }
.draft-label { display: block; font-size: 12px; color: #466138; font-weight: 550; margin: 18px 0 8px; }
.draft-subject, .draft-box { width: 100%; padding: 13px; font-size: 14px; line-height: 1.8; border: 1px solid #b7caaa; background: #f3f7ec; border-radius: 0; color: #48633a; }
.draft-box { min-height: 220px; resize: vertical; }
.dialog-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 22px; }
#draftStatus { font-size: 12px; color: #4a633d; margin-top: 16px; }
#toast { position: fixed; bottom: 24px; left: 50%; transform: translate(-50%,20px); padding: 13px 20px; width: max-content; max-width: calc(100% - 40px); background: var(--green); color: white; font-size: 12px; z-index: 20; opacity: 0; pointer-events: none; transition: opacity .2s,transform .2s; }
#toast.visible { opacity: 1; transform: translate(-50%,0); }
.noscript { padding: 20px; background: #e9efdf; color: #49603b; text-align: center; font-size: 13px; }
@media (max-width: 1100px) {
  .wrap { width: calc(100% - 48px); }
  .header { padding-inline: 24px; }
  .header nav { gap: 20px; font-size: 11px; }
  .hero-grid { gap: 40px; grid-template-columns: 1.08fr 1fr; }
  .hero h1 { font-size: 55px; }
  .hero-intro { font-size: 16px; }
  .hero-record { padding: 16px; }
  .record-product strong { font-size: 16px; }
  .record-product { gap: 8px; }
  .record-tabs { gap: 4px 7px; }
  .hero-support { font-size: 13px; }
  .hero-foot { margin-top: 58px; font-size: 11px; gap: 22px; }
  .hero-foot span+span { padding-left: 22px; }
  .premise-heading, .section-heading { gap: 20px 45px; }
  .reasoning-comparison { gap: 25px; grid-template-columns: 1fr 40px 1.1fr; }
  .decision-record { padding: 25px; }
  .case-composition { gap: 45px; }
  .case-reasoning h3 { font-size: 29px; }
  .product-labels { font-size: 13px; }
  .product-labels small { font-size: 10px; }
  .pen.blue { left: 15%; }
  .pen.red { left: 58%; }
  .film-heading { gap: 50px; }
  .value-chain { grid-template-columns: 1fr 230px; gap: 60px; }
  .chain-trigger { gap: 13px; grid-template-columns: 34px 1fr 16px; }
  .app-badge { grid-row: 2; grid-column: 2; margin-top: -15px; }
  .chain-plus { grid-column: 3; grid-row: 1/3; }
  .chain-row:before { right: -37px; }
  .chain-row:after { width: 37px; right: -37px; }
  .chain-engine:before { width: 23px; left: -23px; }
  .chain-engine { padding: 25px 21px; }
  .chain-engine h3 { font-size: 24px; }
  .chain-trigger strong { font-size: 19px; }
  .chain-detail { padding-left: 47px; }
  .foundation-layout { gap: 40px; }
  .retailer-worlds { gap: 17px; }
  .retailer-world { padding: 20px 15px; }
  .retailer-world h3 { font-size: 19px; }
  .shared-base { padding: 17px; }
  .shared-base>div { gap: 10px; font-size: 10px; }
  .shared-base>div span+span { padding-left: 9px; }
  .contact-grid { gap: 65px; }
  .contact-grid h2 { font-size: 43px; }
}
@media (max-width: 840px) {
  .section { padding-block: 75px; }
  .header { position: relative; padding-block: 17px; }
  .menu-toggle { display: flex; align-items: center; gap: 15px; font-size: 12px; min-height: 44px; }
  .header nav { display: none; }
  .header nav.open { display: flex; position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); flex-direction: column; gap: 0; padding: 14px 24px 24px; z-index: 5; border-bottom: 1px solid #bacbb0; align-items: stretch; box-shadow: 0 15px 20px #24402b12; }
  .header nav a { padding: 12px 0; font-size: 14px; }
  .nav-contact { justify-content: space-between; margin-top: 4px; }
  .hero { padding-top: 44px; }
  .hero-grid { display: block; }
  .hero-copy { max-width: 690px; }
  .hero h1 { font-size: 59px; max-width: 690px; }
  .hero-intro { max-width: 600px; font-size: 17px; }
  .hero-support { max-width: 600px; font-size: 14px; }
  .hero-drawing { max-width: 560px; margin: 50px auto 0; }
  .hero-record { padding: 20px; }
  .record-product strong { font-size: 18px; }
  .hero-foot { margin-top: 70px; }
  .premise-heading, .section-heading { display: block; }
  .premise-heading h2, .section-heading h2 { margin-top: 18px; }
  .premise-heading>p:last-child, .section-aside { margin-top: 24px; max-width: 690px; font-size: 15px; }
  .reasoning-comparison { grid-template-columns: 1fr 1.1fr; gap: 35px; margin-top: 35px; }
  .reasoning-bridge { display: none; }
  .source-records { padding-right: 0; }
  .decision-record { padding: 23px; }
  .decision-record dl>div { grid-template-columns: 1fr; gap: 4px; padding: 9px 0; font-size: 12px; }
  .case-composition { grid-template-columns: 1fr 1.1fr; gap: 35px; min-height: 0; }
  .case-reasoning h3 { font-size: 27px; }
  .case-reasoning>p:not(.eyebrow) { font-size: 14px; }
  .product-labels { font-size: 12px; }
  .product-labels small { font-size: 10px; }
  .pens { height: 280px; }
  .pen { height: 270px; width: 76px; }
  .pen.blue { left: 11%; }
  .pen.red { left: 55%; }
  .ink-label { right: -3px; bottom: 60px; font-size: 10px; padding: 9px; }
  .matched-label { left: 0; font-size: 10px; }
  .case-steps button { font-size: 12px; padding: 15px 8px; gap: 9px; }
  .review-controls { grid-template-columns: 1fr; }
  .review-actions { justify-content: flex-start; }
  .memory-strip { flex-wrap: wrap; gap: 15px; }
  .memory-strip>.text-link { margin-left: 55px; }
  .case-summary { gap: 35px; }
  .case-after { display: block; }
  .case-after>div { margin-top: 18px; justify-content: space-between; }
  .film-heading { display: block; }
  .film-heading h2 { font-size: 39px; }
  .film-heading>p { max-width: 620px; margin-top: 24px; }
  .value-chain { grid-template-columns: 1fr 210px; gap: 42px; }
  .chain-row:before { right: -26px; }
  .chain-row:after { right: -26px; width: 26px; }
  .chain-engine:before { left: -16px; width: 16px; }
  .chain-engine { padding: 24px 17px; }
  .chain-trigger strong { font-size: 17px; }
  .chain-role { font-size: 12px; }
  .foundation-layout { grid-template-columns: 1fr; }
  .retailer-diagram { max-width: 650px; }
  .retailer-fit h3 { max-width: 600px; }
  .retailer-fit dl { display: grid; grid-template-columns: repeat(3,1fr); gap: 25px; }
  .retailer-fit dd { margin-left: 0; }
  .contact-grid { gap: 40px; }
  .contact-grid h2 { font-size: 37px; }
  .contact-copy>p:first-child { font-size: 14px; }
  .footer>span { display: none; }
}
@media (max-width: 600px) {
  .wrap { width: calc(100% - 40px); }
  .section { padding-block: 62px; }
  h2 { font-size: 34px; line-height: 1.16; letter-spacing: -.04em; }
  .eyebrow { font-size: 9px; letter-spacing: .13em; }
  .prototype-note { padding: 5px 20px; font-size: 9px; }
  .prototype-note button { font-size: 9px; }
  .prototype-note>span { gap: 5px; }
  .header { padding: 12px 20px; }
  .brand { font-size: 11px; gap: 10px; }
  .brand img { width: 29px; height: 29px; }
  .hero { padding-top: 36px; }
  .hero h1 { font-size: 43px; line-height: 1.08; letter-spacing: -.044em; margin-top: 19px; }
  .hero-intro { font-size: 15px; margin-top: 23px; line-height: 1.8; }
  .hero-support { font-size: 13px; line-height: 1.8; margin-top: 14px; }
  .hero-actions { margin-top: 25px; gap: 12px; align-items: flex-start; flex-direction: column; }
  .hero-actions .button { font-size: 12px; min-height: 49px; padding-inline: 17px; }
  .hero-actions .text-link { font-size: 12px; }
  .hero-drawing { margin-top: 41px; height: 497px; margin-right: 7px; }
  .drawing-label { font-size: 10px; padding-bottom: 13px; }
  .hero-record { padding: 14px 12px; }
  .hero-record .micro { font-size: 8px; letter-spacing: .06em; }
  .record-prior { top: 66px; width: 48%; }
  .record-next { top: 145px; width: 45%; }
  .record-product { gap: 6px; margin: 9px 0; }
  .record-product svg { width: 22px; height: 85px; }
  .record-product strong { font-size: 14px; }
  .record-product span { font-size: 10px; }
  .hero-record p { font-size: 11px; }
  .record-tabs { font-size: 8px; gap: 4px 7px; margin-top: 11px; }
  .record-question { font-size: 10px; line-height: 1.65; }
  .hero-reuse { top: 355px; width: 49%; gap: 7px; }
  .hero-reuse p { font-size: 10px; }
  .hero-review { padding: 14px; gap: 12px; }
  .hero-review p { font-size: 11px; }
  .hero-drawing figcaption { font-size: 9px; margin-top: 12px; }
  .hero-foot { display: block; margin-top: 57px; padding: 12px 0; font-size: 11px; }
  .hero-foot span { display: block; padding: 8px 0; }
  .hero-foot span+span { padding-left: 0; border: 0; }
  .premise-heading>p:last-child, .section-aside { font-size: 14px; line-height: 1.85; margin-top: 22px; }
  .reasoning-comparison { display: block; margin-top: 25px; }
  .source-records { padding-top: 4px; }
  .source-records>.micro { font-size: 9px; }
  .document-row { padding-block: 13px; gap: 17px; }
  .document-row strong { font-size: 14px; }
  .document-row p { font-size: 11px; }
  .decision-record { margin-top: 30px; padding: 23px; box-shadow: 4px 4px 0 #dce6d3; }
  .decision-record dl { margin-top: 17px; }
  .decision-record dl>div { grid-template-columns: 94px 1fr; gap: 10px; padding-block: 11px; font-size: 12px; }
  .decision-record>p { font-size: 12px; line-height: 1.8; }
  .section-heading { margin-bottom: 30px; }
  .sample-label { font-size: 9px; }
  .case-topline { align-items: start; gap: 15px; font-size: 9px; padding-block: 16px; }
  .case-topline b { display: block; font-size: 9px; margin-bottom: 2px; }
  .status { font-size: 10px; max-width: 155px; text-align: right; padding: 5px 8px; }
  .case-steps button { flex-direction: column; align-items: center; gap: 5px; padding: 14px 2px; min-height: 65px; font-size: 11px; }
  .case-steps button span { font-size: 10px; }
  .case-composition { display: flex; flex-direction: column; gap: 27px; padding: 26px 0; }
  .product-labels { font-size: 12px; gap: 16px; }
  .product-labels small { font-size: 10px; }
  .pens { height: 260px; margin-top: 10px; }
  .pen { height: 250px; width: 75px; }
  .pen.blue { left: 16%; }
  .pen.red { left: 60%; }
  .pen-halo { bottom: 20px; }
  .ink-label { bottom: 60px; right: 5px; font-size: 10px; }
  .matched-label { left: 0; bottom: 13px; font-size: 10px; }
  .product-facts { font-size: 11px; margin-left: 0; }
  .case-reasoning { padding-top: 23px; border-top: 1px solid #c5d4b9; }
  .case-reasoning>.eyebrow { font-size: 9px; }
  .case-reasoning h3 { font-size: 28px; margin-top: 15px; }
  .case-reasoning>p:not(.eyebrow) { font-size: 14px; line-height: 1.85; margin-top: 17px; }
  .fact-row { font-size: 11px; gap: 15px; padding-block: 10px; }
  .proposal, .next-record { font-size: 12px; padding: 15px 17px; margin-top: 17px; }
  .evidence-pills { gap: 7px; }
  .evidence-pills button { font-size: 10px; gap: 10px; padding: 10px; }
  .review-controls { padding: 23px 17px; gap: 16px; }
  .review-controls strong { font-size: 18px; }
  .review-controls p { font-size: 12px; }
  .review-actions { gap: 9px; }
  .review-actions .button { font-size: 11px; }
  .review-result { font-size: 12px; }
  .memory-strip { padding: 18px; gap: 12px; }
  .memory-icon { display: none; }
  .memory-strip p { font-size: 12px; }
  .memory-strip>.text-link { margin-left: 0; }
  .case-controls { gap: 10px; flex-wrap: wrap; padding: 17px 0; }
  .case-controls>span { font-size: 10px; }
  .case-controls>.text-link { font-size: 11px; }
  .case-controls>.button { font-size: 11px; padding: 12px 13px; gap: 15px; min-height: 45px; }
  .case-summary { display: grid; grid-template-columns: 1fr; gap: 19px; padding: 23px 0; font-size: 12px; }
  .case-after>p { font-size: 11px; }
  .case-after>div { gap: 16px; }
  .case-after .text-link { font-size: 10px; }
  .fresh-route { padding: 30px 0; }
  .fresh-route h3 { font-size: 29px; }
  .fresh-route>p:not(.eyebrow) { font-size: 14px; line-height: 1.8; }
  .fresh-route li { padding-left: 38px; }
  .fresh-route li b { font-size: 14px; }
  .fresh-route li span { font-size: 12px; line-height: 1.8; }
  .engine-heading { margin-bottom: 32px; }
  .engine-heading>p:last-child { font-size: 14px; line-height: 1.85; margin-top: 22px; }
  .engine-followthrough p { font-size: 12px; }
  .film-heading h2 { font-size: 33px; line-height: 1.18; }
  .film-heading>p { font-size: 13px; line-height: 1.85; margin-top: 23px; }
  .film-heading { margin-bottom: 28px; }
  .film-frame { padding: 5px; box-shadow: 4px 4px 0 #254b35; }
  .film-play { inset: 5px; padding: 15px; gap: 12px; }
  .play-circle { width: 37px; height: 37px; font-size: 12px; }
  .film-play>span:last-child { font-size: 12px; }
  .film-play small { font-size: 9px; margin-top: 3px; }
  .film-caption { display: block; font-size: 10px; line-height: 1.85; margin-top: 20px; }
  .film-caption .text-link { display: inline-flex; margin-top: 12px; }
  .value-chain { display: block; }
  .chain-rows:before { left: 14px; }
  .chain-row:before, .chain-row:after { display: none; }
  .chain-trigger { grid-template-columns: 29px 1fr 16px; gap: 15px; padding-block: 22px; }
  .chain-num { width: 28px; height: 28px; font-size: 9px; }
  .chain-trigger small { font-size: 9px; }
  .chain-trigger strong { font-size: 19px; line-height: 1.3; }
  .chain-role { font-size: 12px; line-height: 1.85; }
  .app-badge { font-size: 10px; margin-top: -12px; }
  .chain-detail { padding: 0 0 22px 44px; }
  .chain-detail p { font-size: 12px; line-height: 1.85; }
  .chain-row.selected { box-shadow: -8px 0 0 #edf3e6,8px 0 0 #edf3e6; }
  .chain-engine { margin: 40px 0 0; padding: 24px; box-shadow: 4px 4px 0 #cbdac1; }
  .chain-engine:before { width: 1px; height: 40px; left: 50%; top: -41px; }
  .chain-engine img { float: right; width: 40px; height: 40px; margin: 18px 0 0 15px; }
  .chain-engine h3 { margin-top: 17px; font-size: 27px; }
  .chain-engine ul { margin-top: 18px; font-size: 12px; }
  .chain-engine>p { font-size: 12px; margin-top: 19px; }
  .foundation-heading>p:last-child { font-size: 14px; line-height: 1.85; }
  .foundation-layout { margin-top: 32px; gap: 40px; }
  .retailer-worlds { gap: 14px; }
  .retailer-world { padding: 17px 12px; box-shadow: 3px 3px 0 #d1dfc6; }
  .retailer-world .micro { font-size: 9px; }
  .retailer-world h3 { font-size: 18px; line-height: 1.2; }
  .world-engine { font-size: 11px; padding: 9px; margin-top: 17px; line-height: 1.6; }
  .world-records { font-size: 10px; margin-top: 13px; gap: 8px; }
  .privacy-note { font-size: 10px; line-height: 1.8; text-align: center; gap: 8px; }
  .base-connector { width: calc(50% + 7px); }
  .shared-base { padding: 17px; }
  .shared-base .micro { font-size: 9px; }
  .shared-base>div { grid-template-columns: 1fr 1fr; gap: 13px; font-size: 11px; }
  .shared-base>div span+span { padding-left: 0; border: 0; }
  .retailer-fit h3 { font-size: 26px; line-height: 1.25; }
  .retailer-fit dl { display: block; margin-top: 23px; }
  .retailer-fit dt { font-size: 14px; }
  .retailer-fit dd { font-size: 13px; margin-left: 29px; }
  .contact-grid { display: block; }
  .contact-grid h2 { font-size: 34px; line-height: 1.18; max-width: 440px; }
  .contact-copy { margin-top: 25px; }
  .contact-copy>p:first-child { font-size: 14px; line-height: 1.85; }
  .contact-copy select, .contact-copy textarea { font-size: 16px; }
  .contact-copy>.button { width: 100%; }
  .footer { align-items: start; padding-block: 24px; gap: 20px; }
  .footer>div { flex-direction: column; align-items: flex-end; gap: 8px; font-size: 10px; }
  .footer button { font-size: 10px; }
  dialog { width: calc(100% - 28px); max-height: calc(100dvh - 38px); padding: 19px 20px 25px; box-shadow: 5px 5px 0 #283e2440; }
  .dialog-head { gap: 12px; margin-bottom: 22px; padding-bottom: 15px; }
  .dialog-head .eyebrow { font-size: 8px; }
  #dialogContent>h2 { font-size: 27px; line-height: 1.2; }
  #dialogContent>p { font-size: 13px; }
  .evidence-meta { grid-template-columns: 88px 1fr; font-size: 11px; }
  .evidence-meta dt { padding-right: 12px; }
  .evidence-explainer { padding: 13px 14px; }
  .evidence-explainer p { font-size: 12px; }
  .dialog-actions { display: grid; grid-template-columns: 1fr; gap: 12px; }
  .draft-subject, .draft-box { font-size: 16px; }
}
@media (max-width: 360px) {
  .hero h1 { font-size: 38px; }
  .hero .eyebrow { font-size: 8px; letter-spacing: .09em; }
  .hero .line { width: 20px; margin-right: 9px; }
  h2 { font-size: 31px; }
  .hero-drawing { height: 530px; }
  .hero-record { padding: 12px 10px; }
  .record-product { flex-wrap: wrap; gap: 0; }
  .record-product svg { height: 64px; width: 20px; margin-right: 6px; }
  .record-product strong { font-size: 13px; }
  .record-product>div { flex: 1; }
  .hero-reuse { top: 384px; }
  .hero-review { padding: 12px; }
  .case-controls>.button { width: 100%; }
  .case-steps button { font-size: 10px; }
  .decision-record dl>div { grid-template-columns: 80px 1fr; }
  .retailer-world h3 { font-size: 16px; }
  .prototype-note>span>span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *:before, *:after { transition: none !important; animation: none !important; }
}
html.reduced-motion { scroll-behavior: auto; }
.reduced-motion *, .reduced-motion *:before, .reduced-motion *:after { transition: none !important; animation: none !important; }
/* The opening ends with its explanation; the next section supplies the problem. */
.hero { padding-bottom: 20px; }
@media (max-width:840px) { .hero { padding-bottom: 45px; } }
@media (max-width:600px) { .hero { padding-bottom: 20px; } }

/* Round two: explanatory connections and less repeated mobile exposition. */
.hero-connection{position:absolute;left:49%;width:6%;top:239px;border-top:1px solid #6b8a5c;z-index:2}
.hero-connection:after{content:'';position:absolute;right:-1px;top:-4px;border-left:6px solid #6b8a5c;border-top:3px solid transparent;border-bottom:3px solid transparent}
.hero-reuse{padding-left:2px}.hero-reuse p{font-size:12px}
.case-summary{margin-bottom:29px;border-top:0;padding-top:0}.case-summary+ .case-stage .case-topline{border-top:0}
@media(max-width:600px){
.hero h1{font-size:37px;line-height:1.12;text-wrap:balance}.hero-drawing{height:520px}.hero-review{bottom:0}.hero-reuse{top:365px}.hero-reuse p{font-size:10px}
.hero-connection{left:48%;width:7%;top:245px}
.chain-engine{padding:23px 24px}.chain-engine img,.chain-engine ul{display:none}.chain-engine h3{font-size:25px;margin-top:13px}.chain-engine h3 br{display:none}.chain-engine>p{margin-top:16px}
.chain-trigger{grid-template-columns:24px 1fr 16px;gap:11px}.chain-num{width:24px;height:24px}.chain-rows:before{left:12px}.chain-detail{padding-left:35px}
}
@media(max-width:360px){.hero h1{font-size:34px}.hero-drawing{height:547px}.hero-reuse{top:392px}}
@media(min-width:841px) and (max-width:1000px){
.hero-grid{display:block}.hero-copy{max-width:720px}.hero h1{font-size:59px;max-width:720px}.hero-intro,.hero-support{max-width:630px}.hero-drawing{max-width:560px;margin:50px auto 0}.hero-record{padding:20px}.record-product strong{font-size:18px}.hero{padding-bottom:45px}
}
@media(min-width:1001px) and (max-width:1100px){.hero-drawing{height:545px}.hero-reuse{top:402px}}
.hero-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible;z-index:2}.hero-lines>path{fill:none;stroke:#6b8a5c;stroke-width:1.25;marker-end:url(#hero-arrow)}

@media(min-width:361px) and (max-width:400px){.hero h1{font-size:35px;text-wrap:balance}}

/* v3.1: proof strip under the opening */
.proof-strip { grid-template-columns: repeat(4, 1fr); margin-top: 56px; color: #4f5e46; font-size: 13px; line-height: 1.5; }
.proof-strip b { display: block; font-size: 26px; line-height: 1.15; font-weight: 650; letter-spacing: -.02em; color: var(--green); margin-bottom: 6px; }
@media (max-width: 980px) { .proof-strip { grid-template-columns: repeat(2, 1fr); row-gap: 22px; } .proof-strip span:nth-child(3) { padding-left: 0; border-left: 0; } }
@media (max-width: 640px) { .proof-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 16px; padding: 18px 0; } .proof-strip span, .proof-strip span+span { display: block; padding: 0; border: 0; } .proof-strip b { font-size: 22px; } }
.contact-copy > .button { margin-top: 28px; }
.contact-copy > .contact-email { display: block; width: fit-content; margin-top: 18px; }