:root {
  --ink: #202426;
  --paper: #ffffff;
  --warm-paper: #f3f0e9;
  --teal: #006b78;
  --teal-light: #0b8390;
  --muted: #5e686b;
  --line: rgba(32, 36, 38, .17);
  --display: "Bodoni Moda", Didot, "Times New Roman", serif;
  --body: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Manrope", Arial, sans-serif;
  --gutter: clamp(24px, 4.5vw, 72px);
  --section: clamp(80px, 9vw, 136px);
  --rail-pad: clamp(1rem, 1.6vw, 1.35rem);

  /* Type scale. Nothing renders below --text-meta. */
  --text-meta: .75rem;     /* 12px: eyebrows, timestamps, cites, legal */
  --text-label: .8125rem;  /* 13px: nav, buttons, small UI labels */
  --text-ui: .875rem;      /* 14px: list rows, rail rows, choices */
  --text-body: .9375rem;   /* 15px: supporting copy */
  --text-copy: 1rem;       /* 16px: section paragraphs */
  --text-lede: 1.0625rem;  /* 17px: hero intro */
  --text-h2: clamp(2.5rem, 4.4vw, 4.25rem);

  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 400 var(--text-copy)/1.65 var(--body); text-rendering: optimizeLegibility; }
a { color: inherit; }
button, input, textarea { font: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid #087b88; outline-offset: 3px; }
.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-link { position: fixed; top: .75rem; left: .75rem; z-index: 100; transform: translateY(-170%); padding: .7rem 1rem; color: white; background: var(--ink); text-decoration: none; }
.skip-link:focus { transform: none; }
.eyebrow { margin: 0; color: #536a6e; font: 500 var(--text-meta)/1.5 var(--body); letter-spacing: .12em; text-transform: uppercase; }
.eyebrow span { margin-right: 1.3rem; color: var(--teal); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--display); font-weight: 400; letter-spacing: -.035em; text-wrap: balance; }
h1 span, h2 span { color: var(--teal); }
.section-shell { width: min(calc(100% - 2 * var(--gutter)), 1320px); margin-inline: auto; }

.site-header { position: fixed; z-index: 50; inset: 0 0 auto; display: flex; align-items: center; justify-content: space-between; min-height: 72px; padding-inline: var(--gutter); background: #fff; border-bottom: 1px solid rgba(32,36,38,.08); }
.brand { display: inline-flex; align-items: center; gap: .54rem; color: var(--teal); font: 500 1rem/1 var(--body); letter-spacing: .24em; text-decoration: none; }
.primary-menu { display: flex; align-items: center; gap: clamp(1.25rem, 2.4vw, 2.25rem); }
.primary-menu a { color: var(--ink); font: 500 var(--text-label)/1.2 var(--body); text-decoration: none; text-transform: lowercase; }
.icon-arrow { display: inline-block; width: .88em; height: .88em; overflow: visible; vertical-align: -.12em; fill: none; stroke: currentColor; stroke-width: 1.35; stroke-linecap: round; stroke-linejoin: round; }
.icon-arrow-up-right { width: .82em; height: .82em; }
.icon-arrow-down { width: .78em; height: .78em; margin-left: .15em; }
.primary-menu a:not(.nav-cta) { position: relative; }
.primary-menu a:not(.nav-cta)::after { position: absolute; right: 0; bottom: -.42rem; left: 0; height: 1px; background: var(--teal); content: ""; transform: scaleX(0); transform-origin: right; transition: transform .28s var(--ease); }
.primary-menu a:not(.nav-cta):hover::after { transform: scaleX(1); transform-origin: left; }
.primary-menu .nav-cta { display: inline-flex; align-items: center; gap: .45rem; min-height: 40px; padding: 0 1rem; color: var(--teal); border: 1px solid rgba(0, 107, 120, .7); transition: color .2s, background .2s; }
.primary-menu .nav-cta:hover { color: white; background: var(--teal); }
.menu-toggle { display: none; }

.hero { position: relative; min-height: clamp(764px, 62vw, 880px); overflow: hidden; isolation: isolate; background: var(--paper); }
.hero-art, .hero-wash { position: absolute; z-index: -1; inset: 0; width: 100%; height: 100%; }
.hero-art { object-fit: cover; object-position: center; }
.hero-wash { background: linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.97) 28%, rgba(255,255,255,.72) 41%, rgba(255,255,255,.08) 60%, transparent 76%); }
.hero-copy { position: relative; z-index: 2; width: min(46%, 600px); margin-left: var(--gutter); padding: clamp(136px, 13vw, 184px) 0 48px; }
.hero-copy .eyebrow { color: #5f6c6f; letter-spacing: .1em; }
.hero h1 { max-width: 12ch; margin: 1.5rem 0 1.75rem; font-size: clamp(3rem, 5.45vw, 5.25rem); line-height: .93; }
.hero-intro { max-width: 44ch; margin: 0; color: #4a5457; font-size: var(--text-lede); line-height: 1.65; }
.hero-form { width: min(100%, 480px); margin-top: 2.25rem; }
.email-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.email-row input { width: 100%; min-width: 0; min-height: 54px; padding: 0 1.1rem; color: var(--ink); background: rgba(255,255,255,.9); border: 1px solid var(--teal); border-right: 0; border-radius: 0; font-size: var(--text-body); }
.email-row input::placeholder { color: #626e71; opacity: 1; }
.email-row button, .profile-done { display: inline-flex; align-items: center; gap: .5rem; min-height: 54px; padding: 0 1.35rem; color: white; background: var(--teal); border: 1px solid var(--teal); border-radius: 0; font: 500 var(--text-label)/1.2 var(--body); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; cursor: pointer; transition: background .2s; }
.email-row button:hover, .profile-done:hover { background: #00515c; }
.email-row button:disabled, .profile-done:disabled { cursor: wait; opacity: .65; }
.form-trap { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.form-status, .form-error { min-height: 1.2em; margin: .8rem 0 0; font-size: var(--text-label); line-height: 1.5; }
.form-status { color: #38575c; }
.form-error { color: #8a2f2f; }
.profile-intro { margin: 0 0 1.4rem; color: var(--muted); font-size: var(--text-body); }
.form-step-profile fieldset { margin: 0 0 1.4rem; padding: 0; border: 0; }
.form-step-profile legend, .profile-text-label { display: block; margin-bottom: .7rem; color: #3e565b; font-size: var(--text-ui); }
.choice-row { display: flex; flex-wrap: wrap; }
.choice-row button { min-height: 44px; margin: 0 -1px -1px 0; padding: .6rem .9rem; color: var(--ink); background: transparent; border: 1px solid #899193; font-size: var(--text-label); cursor: pointer; }
.choice-row button[aria-pressed="true"] { color: white; background: var(--teal); border-color: var(--teal); }
.profile-text-label span { color: var(--muted); }
.profile-text { width: 100%; min-height: 96px; margin-bottom: 1.1rem; padding: .8rem; resize: vertical; color: var(--ink); background: white; border: 1px solid #899193; font: var(--text-body)/1.55 var(--body); }
.profile-actions { display: flex; align-items: center; gap: 1rem; }
.profile-skip { min-height: 44px; padding: .7rem; color: #536064; background: transparent; border: 0; font-size: var(--text-label); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.form-step-done strong { color: var(--teal); font: 400 clamp(1.8rem, 3.4vw, 3rem)/1 var(--display); }
.form-step-done p { margin: .7rem 0 0; color: var(--muted); font-size: var(--text-body); }

.evidence-rail { position: absolute; z-index: 3; top: clamp(150px, 13vw, 196px); right: clamp(24px, 5vw, 88px); width: min(29vw, 410px); min-width: 320px; overflow: hidden; color: var(--ink); background: rgba(255,255,255,.95); border: 1px solid rgba(32,36,38,.08); border-radius: 14px; box-shadow: 0 18px 34px -22px rgba(32,36,38,.55); backdrop-filter: blur(10px); }
.rail-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 58px; padding: .75rem var(--rail-pad); border-bottom: 1px solid var(--line); }
.rail-heading > span { font: 400 1.15rem/1.2 var(--display); }
.rail-heading > strong { color: var(--teal); font: 500 var(--text-meta)/1.4 var(--body); letter-spacing: .07em; text-align: right; text-transform: uppercase; }
.rail-heading > strong i { display: inline-block; width: 6px; height: 6px; margin-right: .4rem; vertical-align: .1em; background: var(--teal-light); border-radius: 50%; animation: live-blink 1.8s ease-in-out infinite; }
@keyframes live-blink { 50% { opacity: .25; } }
.rail-record { display: flex; justify-content: space-between; gap: .75rem; margin: 0; padding: .7rem var(--rail-pad); border-bottom: 1px solid var(--line); font-size: var(--text-meta); letter-spacing: .04em; text-transform: uppercase; }
.rail-record span { color: var(--teal); white-space: nowrap; }
.rail-events { margin: 0; padding: 0; list-style: none; }
.rail-item { border-bottom: 1px solid rgba(32,36,38,.12); }
.rail-item button { display: grid; grid-template-columns: 1.9rem minmax(0,1fr) auto; align-items: center; gap: .5rem; width: 100%; min-height: 44px; padding: .5rem var(--rail-pad); color: var(--ink); background: transparent; border: 0; font: 500 var(--text-label)/1.4 var(--body); text-align: left; cursor: pointer; }
.rail-item button:hover { background: rgba(0,107,120,.035); }
.rail-item button > span { color: var(--teal); font-weight: 500; }
.rail-item time { color: #5f6c6e; font-size: var(--text-meta); font-weight: 400; white-space: nowrap; }
.rail-item button[aria-expanded="true"] { color: #203336; }
.rail-detail { display: grid; grid-template-rows: 0fr; margin: 0 var(--rail-pad); border-bottom: 1px solid transparent; opacity: 0; overflow: hidden; transition: grid-template-rows .48s var(--ease), border-color .36s ease, opacity .28s ease; }
.rail-detail-inner { min-height: 0; padding-left: 2.4rem; color: #555f62; font-size: var(--text-meta); line-height: 1.55; overflow: hidden; }
.rail-item:has(button[aria-expanded="true"]) .rail-detail { grid-template-rows: 1fr; border-bottom-color: var(--line); opacity: 1; }
.rail-detail-inner p { margin: .1rem 0 .5rem; }
.rail-detail-inner code { display: block; margin-bottom: .7rem; color: var(--teal); font: inherit; text-decoration: underline; text-underline-offset: 2px; }
.rail-actions { margin: 0; padding: .7rem var(--rail-pad); border-bottom: 1px solid var(--line); font-size: var(--text-meta); line-height: 1.5; letter-spacing: .04em; text-transform: uppercase; }
.rail-integrity { margin: 0; padding: .7rem var(--rail-pad) .2rem; color: #5f6a6d; font-size: var(--text-meta); }
.evidence-rail > a { display: block; padding: .45rem var(--rail-pad) .9rem; color: var(--teal); font-size: var(--text-meta); font-weight: 500; letter-spacing: .06em; text-decoration: none; text-transform: uppercase; }
.evidence-rail > a:hover { text-decoration: underline; text-underline-offset: 3px; }

.audience-band { padding: 1.75rem var(--gutter) 2rem; text-align: center; }
.audience-band .eyebrow { color: #5f6c6f; }
.audience-band ul { display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); align-items: center; gap: 1rem; width: min(100%, 1120px); margin: 1rem auto 0; padding: 0; color: #5d6568; list-style: none; }
.audience-band li { font: 500 clamp(.9375rem, 1.25vw, 1.0625rem)/1.2 var(--sans); white-space: nowrap; }

.problem { padding-block: var(--section); }
.section-heading { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 7vw, 112px); align-items: start; }
.section-heading h2 { max-width: 17ch; margin: 1.25rem 0 0; font-size: var(--text-h2); line-height: .98; }
/* Optically aligns the first paragraph line with the first line of the h2 beside it. */
.section-copy { max-width: 52ch; padding-top: calc(var(--text-meta) * 1.5 + 1.25rem + .45em); color: #4e585b; font-size: var(--text-copy); line-height: 1.7; }
.section-copy p { margin-bottom: 1.2rem; }
.section-copy p:last-child { margin-bottom: 0; }

.investigation { --src-w: 320px; --q-w: 300px; position: relative; display: grid; grid-template-columns: var(--src-w) minmax(0, 1fr) var(--q-w); align-items: center; min-height: 380px; margin-top: clamp(48px, 5vw, 72px); }
.source-list, .question-list { position: relative; z-index: 2; margin: 0; padding: 0; list-style: none; }
.source-list { grid-column: 1; min-width: 0; overflow: hidden; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; }
.source-list li { display: flex; align-items: center; gap: .8rem; min-height: 54px; padding: .65rem 1.1rem; border-bottom: 1px solid var(--line); font-size: var(--text-ui); line-height: 1.5; white-space: normal; overflow-wrap: anywhere; }
.source-list li:last-child { border-bottom: 0; }
.source-icon { display: grid; flex: 0 0 30px; place-items: center; width: 30px; height: 30px; color: var(--teal); background: #e8f1ef; border-radius: 4px; }
.source-icon svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.source-icon .dots { stroke-width: 2.4; }
.source-model { color: #c4553f; background: #fbebe6; }
.source-rules { color: #a87a12; background: #fbf2dc; }
.source-bureau { color: #1d8590; background: #e2f1f1; }
.source-core { color: #1f3d47; background: #e6eaeb; }
.source-review { color: #3a9f9c; background: #e5f3f2; }
.source-list .source-muted { color: #6a7477; }
.source-muted .source-icon { color: #8a9496; background: #f2f3f2; }
.flow-figure { position: absolute; z-index: 1; inset: 0; margin: 0; pointer-events: none; }
.flow-figure picture { display: block; }
.flow-graphic { display: block; width: 100%; height: 100%; overflow: visible; }
/* Scaled so the band's full-height start (~8% into the artwork) meets the source card's edge;
   the ragged lead-in sits behind the card and the fragment tail tucks under the question card. */
.flow-image { --flow-w: calc((100% - var(--src-w) - var(--q-w) + 24px) / .92); position: absolute; top: 50%; left: calc(var(--src-w) - var(--flow-w) * .083); width: var(--flow-w); height: auto; transform: translateY(-50%); clip-path: inset(0 100% 0 0); transition: clip-path 1.8s var(--ease); }
.is-drawn .flow-image { clip-path: inset(0 0 0 0); }
.investigation[data-flow="image"] .flow-graphic,
.investigation[data-flow="drawn"] .flow-image { display: none; }
.flow-trails path, .flow-answer path { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.6s var(--ease) var(--d, 0ms); }
.flow-fragments rect { opacity: 0; transition: opacity .9s ease var(--d, 0ms); }
.is-drawn .flow-trails path, .is-drawn .flow-answer path { stroke-dashoffset: 0; }
.is-drawn .flow-fragments rect { opacity: 1; }
.question-list { grid-column: 3; min-width: 0; padding: 1.5rem; color: var(--paper); background: var(--ink); border-radius: 14px; }
.question-list li { position: relative; padding: .65rem 0 .65rem 1.15rem; color: var(--warm-paper); border-bottom: 1px solid rgba(255,255,255,.17); font-size: var(--text-ui); line-height: 1.5; }
.question-list li:last-child { padding-bottom: 0; border-bottom: 0; }
.question-list li::before { position: absolute; top: 1.3rem; left: 0; width: 6px; height: 1px; background: var(--teal-light); content: ""; }
.question-list li.is-current { margin-bottom: .35rem; padding: 0 0 1.1rem; color: var(--paper); font: 400 2rem/1.1 var(--display); letter-spacing: -.025em; }
.question-list li.is-current::before { display: none; }

.solution { padding-block: var(--section); background: var(--warm-paper); }
.solution .section-heading h2 { max-width: 12ch; }
.capabilities { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: clamp(24px, 3.2vw, 52px); margin: clamp(56px, 6vw, 88px) 0 0; padding: 0; list-style: none; }
.capabilities li { min-width: 0; }
.capability-icon { display: block; width: 56px; height: 52px; margin-left: -4px; background-image: url("assets/decision-transparency/icon-set-sprites.png"); background-repeat: no-repeat; background-size: 410px 136.7px; }
.capability-icon-capture { background-position: -20px -46px; }
.capability-icon-preserve { background-position: -96px -46px; }
.capability-icon-explain { background-position: -177px -48px; }
.capability-icon-review { background-position: -259px -48px; }
.capability-icon-defend { background-position: -338px -45px; }
.capabilities h3 { margin: 1.25rem 0 .6rem; font: 500 var(--text-label)/1.3 var(--body); letter-spacing: .1em; text-transform: uppercase; }
.capabilities p { max-width: 26ch; margin: 0; color: #555f62; font-size: var(--text-body); line-height: 1.6; }

.future { position: relative; overflow: hidden; isolation: isolate; background: var(--paper); }
.future-art, .future-wash { position: absolute; z-index: -1; inset: 0; width: 100%; height: 100%; }
.future-art { object-fit: cover; object-position: center center; }
.future-wash { background: linear-gradient(180deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.95) 18%, rgba(255,255,255,.75) 30%, rgba(255,255,255,.26) 43%, rgba(255,255,255,.08) 58%, rgba(255,255,255,.02) 74%, rgba(255,255,255,.02) 100%); }
.future-intro { position: relative; }
.future-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 7vw, 112px); align-items: start; width: min(calc(100% - 2 * var(--gutter)), 1320px); margin-inline: auto; padding-block: var(--section) 32px; }
.future h2 { max-width: 12ch; margin: 1.25rem 0 0; font-size: var(--text-h2); line-height: .98; }
.future-details { padding-top: calc(var(--text-meta) * 1.5 + 1.25rem + .45em); }
.benefits { display: grid; gap: .8rem; margin: 0; padding: 0; list-style: none; }
.benefits li { display: flex; align-items: flex-start; gap: .85rem; color: #4e585b; font-size: var(--text-body); line-height: 1.55; }
.benefits svg { flex: 0 0 16px; width: 16px; height: 16px; margin-top: .2rem; color: #16818a; }
.round-link { display: inline-flex; align-items: center; gap: .9rem; margin-top: 2rem; color: var(--teal); font-size: var(--text-ui); font-weight: 500; text-decoration: none; }
.round-link > span { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid #86b9bd; border-radius: 50%; font: 400 1rem/1 var(--sans); transition: color .2s, background .2s, border-color .2s; }
.round-link:hover > span { color: white; background: var(--teal); border-color: var(--teal); }
.future-proof { position: relative; display: flex; justify-content: flex-end; min-height: clamp(260px, 26vw, 380px); }
.principle { display: flex; flex-direction: column; justify-content: center; width: min(38%, 540px); margin: 0; padding: clamp(24px, 3vw, 40px) var(--gutter) clamp(24px, 3vw, 40px) clamp(32px, 6vw, 88px); background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.72) 16%, rgba(255,255,255,.96) 42%, rgba(255,255,255,.97) 100%); }
.principle p { margin: 0 0 1rem; font: 400 clamp(1.375rem, 1.9vw, 1.75rem)/1.25 var(--display); }
.principle cite { color: #5f6c6f; font: 500 var(--text-meta)/1.4 var(--body); font-style: normal; letter-spacing: .1em; text-transform: uppercase; }

.get-started { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 7vw, 112px); align-items: end; padding-block: var(--section); }
.get-started h2 { max-width: 13ch; margin: 1.25rem 0 0; font-size: var(--text-h2); line-height: .98; }
.closing-action > p { max-width: 42ch; margin-bottom: 1.25rem; color: #4e585b; font-size: var(--text-copy); }
.closing-form { width: min(100%, 480px); }
.privacy-note { margin: .8rem 0 0; color: #5f6a6d; font-size: var(--text-meta); }
.closing-form .form-status:empty { display: none; }
.privacy-note a { color: var(--teal); text-underline-offset: 2px; }

.site-footer { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 2rem; padding: 1.75rem var(--gutter); color: #5f6a6d; border-top: 1px solid var(--line); font-size: var(--text-meta); }
.site-footer .brand { font-size: var(--text-label); }
.site-footer > p { margin: 0; }
.site-footer nav { display: flex; gap: 1.5rem; margin-left: auto; }
.site-footer a:not(.brand) { color: #4e585b; text-underline-offset: 3px; }
.site-footer a:not(.brand):hover { color: var(--teal); }

@media (max-width: 1180px) and (min-width: 761px) {
  .capabilities { grid-template-columns: repeat(3, minmax(0,1fr)); row-gap: 3rem; }
  .investigation { --src-w: 300px; --q-w: 280px; }
}
@media (min-width: 761px) and (max-width: 980px) {
  .hero { min-height: max(720px, 84vw); }
  .hero-copy { width: min(46%, 440px); }
  .evidence-rail { top: 128px; right: 24px; width: min(40vw, 340px); min-width: 300px; }
  :root { --rail-pad: 1.1rem; }
  .audience-band ul { grid-template-columns: repeat(3, minmax(0,1fr)); row-gap: 1rem; }
  .investigation { --src-w: 280px; --q-w: 260px; }
  .source-list li { font-size: var(--text-label); }
  .question-list { padding: 1.2rem 1rem; }
  .question-list li { font-size: var(--text-label); }
  .principle { width: min(52%, 460px); }
}
@media (max-width: 760px) {
  :root { --gutter: 20px; --section: 72px; --rail-pad: 1.15rem; --text-h2: clamp(2.5rem, 10.5vw, 3.6rem); }
  .site-header { position: absolute; min-height: 72px; }
  .brand { font-size: .9375rem; }
  .menu-toggle { display: block; min-height: 44px; padding: 0 1rem; color: var(--teal); background: rgba(255,255,255,.82); border: 1px solid var(--teal); font-size: var(--text-label); }
  .primary-menu { display: none; position: absolute; z-index: 20; top: 64px; right: var(--gutter); width: min(300px, calc(100vw - 2 * var(--gutter))); flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 12px 24px -18px rgba(0,0,0,.4); }
  .primary-menu.is-open { display: flex; }
  .primary-menu a { padding: 1rem; border-bottom: 1px solid rgba(32,36,38,.1); font-size: var(--text-ui); }
  .primary-menu .nav-cta { justify-content: center; margin: .7rem; border: 1px solid var(--teal); }
  .hero { display: flex; min-height: 0; flex-direction: column; }
  .hero-art { height: 560px; object-position: 67% center; }
  .hero-wash { height: 590px; background: linear-gradient(180deg, rgba(255,255,255,.15) 0%, rgba(255,255,255,.73) 40%, var(--paper) 74%); }
  .hero-copy { width: auto; margin: 0 var(--gutter); padding: 116px 0 12px; }
  .hero h1 { max-width: 11ch; margin: 1.4rem 0 1.4rem; font-size: clamp(3rem, 12vw, 4.25rem); }
  .solution .section-heading h2 span { white-space: normal; }
  .hero-intro { font-size: var(--text-copy); }
  .hero-form { width: 100%; margin-top: 1.75rem; }
  .email-row input { min-height: 52px; padding-inline: .85rem; }
  .email-row button { min-height: 52px; padding-inline: 1rem; }
  .evidence-rail { position: relative; top: auto; right: auto; width: auto; min-width: 0; margin: 40px var(--gutter) 24px; }
  .rail-item button { min-height: 48px; font-size: var(--text-ui); }
  .audience-band { padding: 2rem var(--gutter) 1rem; }
  .audience-band ul { grid-template-columns: repeat(2, minmax(0,1fr)); row-gap: 1rem; }
  .section-heading { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-heading h2 { max-width: 11ch; }
  .section-copy, .future-details { padding-top: 0; }
  .investigation { grid-template-columns: 1fr; min-height: 0; margin-top: 2.75rem; }
  .source-list, .question-list { grid-column: 1; }
  .flow-figure { position: relative; inset: auto; height: auto; margin: -1.5rem 0; }
  .flow-figure picture { width: 100%; }
  .flow-figure .flow-image { position: relative; top: auto; left: auto; display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; transform: none; clip-path: none; }
  .investigation[data-flow] .flow-graphic { display: none; }
  .investigation[data-flow="drawn"] .flow-image { display: block; }
  .question-list { padding: 1rem 1.15rem; }
  .capabilities { grid-template-columns: 1fr; gap: 2.25rem; margin-top: 3rem; }
  .capabilities li { display: grid; grid-template-columns: 56px 1fr; column-gap: 1.1rem; align-items: start; }
  .capability-icon { grid-row: span 2; }
  .capabilities h3 { margin: .2rem 0 .4rem; }
  .capabilities p { max-width: 36ch; }
  .future-art { object-position: center center; }
  .future-wash { background: linear-gradient(180deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.93) 20%, rgba(255,255,255,.83) 36%, rgba(255,255,255,.62) 50%, rgba(255,255,255,.34) 64%, rgba(255,255,255,.12) 82%, rgba(255,255,255,.06) 100%); }
  .future-intro { background: rgba(255,255,255,.58); }
  .future-inner { grid-template-columns: 1fr; gap: 1.75rem; padding-block: var(--section) 2.5rem; }
  .future-proof { min-height: 340px; align-items: flex-end; padding: 24px var(--gutter); }
  .principle { width: min(340px, 100%); padding: 20px 22px; background: linear-gradient(90deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.96) 42%, rgba(255,255,255,.97) 100%); }
  .principle p { font-size: 1.3rem; }
  .get-started { grid-template-columns: 1fr; gap: 1.75rem; align-items: start; }
  .site-footer nav { margin-left: 0; }
}
@media (max-width: 390px) {
  .hero h1 { font-size: 2.85rem; }
  .email-row button { padding-inline: .75rem; font-size: var(--text-meta); letter-spacing: .03em; }
  .rail-record { flex-direction: column; gap: .2rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}