@font-face { font-family: "Fraunces"; src: url("fonts/Fraunces-VF-subset.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Inter"; src: url("fonts/Inter-VF-subset.woff2") format("woff2"); font-display: swap; }

:root {
  --ivory: #faf6ef;
  --pearl: #fffdf8;
  --ink: #27221f;
  --soft: #665d55;
  --navy: #102b33;
  --navy-2: #183a43;
  --gold: #c6a35a;
  --gold-soft: #e8d9b9;
  --green: #2f6e4f;
  --line: rgba(232, 217, 185, 0.34);
  --sans: "Inter", Arial, sans-serif;
  --display: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--navy); }
body { margin: 0; background: var(--ivory); color: var(--ink); font-family: var(--sans); line-height: 1.6; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.image-fallback-status { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.pathway-stage:focus-visible { outline: none; }
.pathway-stage:focus-visible .stage-card { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; top: 0.75rem; left: 0.75rem; padding: 0.75rem 1rem; background: var(--pearl); color: var(--ink); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }

.path-header { position: fixed; z-index: 50; inset: 0 0 auto; display: flex; min-height: 76px; align-items: center; justify-content: space-between; padding: 0.55rem clamp(1rem, 4vw, 4rem); border-bottom: 1px solid rgba(255,255,255,.12); background: rgba(16,43,51,.88); color: var(--pearl); backdrop-filter: blur(18px); }
.path-brand { display: inline-flex; align-items: center; gap: 0.75rem; text-decoration: none; font-weight: 720; letter-spacing: .03em; }
.path-brand img { width: 54px; height: auto; filter: drop-shadow(0 4px 12px rgba(0,0,0,.22)); }
.back-link { display: inline-flex; min-height: 44px; align-items: center; gap: .5rem; color: rgba(255,255,255,.82); font-size: .9rem; font-weight: 650; text-decoration: none; }

.path-hero { min-height: 100svh; display: grid; place-items: center; padding: 8rem clamp(1.25rem, 8vw, 9rem) 5rem; overflow: hidden; background: radial-gradient(circle at 70% 35%, rgba(198,163,90,.18), transparent 28%), linear-gradient(145deg, #0c242b, #153742 66%, #0c242b); color: var(--pearl); }
.path-hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, transparent 49.9%, rgba(255,255,255,.07) 50%, transparent 50.1%); content: ""; pointer-events: none; }
.path-hero-inner { position: relative; width: min(1100px, 100%); }
.path-kicker { margin: 0 0 1.4rem; color: var(--gold-soft); font-size: .75rem; font-weight: 780; letter-spacing: .16em; text-transform: uppercase; }
.path-hero h1 { max-width: 980px; margin: 0; font: 520 clamp(4rem, 9vw, 8.5rem)/.9 var(--display); letter-spacing: -.045em; }
.path-hero-lead { max-width: 760px; margin: 2rem 0 0; color: rgba(255,255,255,.8); font-size: clamp(1.05rem, 2vw, 1.35rem); }
.hero-boundary { display: grid; max-width: 760px; grid-template-columns: auto 1fr; gap: 1rem; margin-top: 2rem; padding: 1rem 1.2rem; border: 1px solid rgba(232,217,185,.28); border-radius: 12px; background: rgba(255,255,255,.05); }
.hero-boundary span { color: var(--gold-soft); font-size: .72rem; font-weight: 780; letter-spacing: .08em; text-transform: uppercase; }
.hero-boundary p { margin: 0; color: rgba(255,255,255,.7); font-size: .86rem; }
.scroll-prompt { display: inline-flex; min-height: 48px; align-items: center; gap: 1rem; margin-top: 2.5rem; color: var(--gold-soft); font-size: .78rem; font-weight: 760; letter-spacing: .12em; text-decoration: none; text-transform: uppercase; }
.scroll-prompt i { width: 36px; height: 36px; border: 1px solid rgba(232,217,185,.4); border-radius: 50%; }
.scroll-prompt i::after { display: block; width: 7px; height: 7px; margin: 10px auto 0; border-right: 1px solid var(--gold-soft); border-bottom: 1px solid var(--gold-soft); content: ""; transform: rotate(45deg); }

.stage-nav { position: fixed; z-index: 45; top: 50%; left: 1.2rem; width: 142px; padding: .9rem; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(10,30,36,.84); color: var(--pearl); opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-48%); transition: opacity .25s ease; backdrop-filter: blur(16px); }
body.in-scroll-world .stage-nav { opacity: 1; visibility: visible; pointer-events: auto; }
.stage-nav:focus-within { opacity: 1; visibility: visible; pointer-events: auto; }
.stage-nav > p { margin: 0 0 .65rem; color: var(--gold-soft); font: 520 1.1rem var(--display); }
.stage-progress { height: 2px; margin-bottom: .7rem; overflow: hidden; background: rgba(255,255,255,.16); }
.stage-progress span { display: block; width: 100%; height: 100%; background: var(--gold); transform: scaleX(.1); transform-origin: left; transition: transform .3s ease; }
.stage-nav ol { display: grid; gap: .1rem; margin: 0; padding: 0; list-style: none; }
.stage-nav a { display: grid; min-height: 30px; grid-template-columns: 1.5rem 1fr; align-items: center; color: rgba(255,255,255,.55); font-size: .66rem; text-decoration: none; }
.stage-nav a span { font-variant-numeric: tabular-nums; }
.stage-nav a b { overflow: hidden; font-weight: 580; text-overflow: ellipsis; white-space: nowrap; }
.stage-nav a[aria-current="step"] { color: var(--pearl); }
.stage-nav a[aria-current="step"] span { color: var(--gold-soft); }

.scroll-world { position: relative; background: var(--navy); }
.pathway-visual { position: sticky; z-index: 1; top: 0; width: 100%; height: 100svh; margin: 0; overflow: hidden; background: #0a1b20; }
.pathway-visual > picture { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
.pathway-visual > picture > img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.78) brightness(.66) contrast(1.05); transform: scale(1.02); transition: filter 900ms ease, transform 1200ms cubic-bezier(.2,.7,.2,1); }
.visual-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,17,21,.42), transparent 42%, rgba(5,17,21,.2)), linear-gradient(0deg, rgba(5,17,21,.7), transparent 45%); }
.visual-topline { position: absolute; z-index: 2; top: 96px; right: clamp(1.25rem, 4vw, 4rem); left: clamp(1.25rem, 12vw, 12rem); display: flex; align-items: center; gap: .8rem; color: rgba(255,255,255,.72); font-size: .65rem; font-weight: 760; letter-spacing: .12em; }
.visual-topline i { height: 1px; flex: 1; background: rgba(255,255,255,.24); }
.visual-topline b { color: var(--gold-soft); font-weight: 760; }
.pathway-visual figcaption { position: absolute; z-index: 3; right: 1rem; bottom: .8rem; max-width: 66ch; color: rgba(255,255,255,.62); font-size: .7rem; text-align: right; }
.route-overlay { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; }
.route-overlay path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.route-base { stroke: rgba(255,255,255,.22); stroke-width: 4; stroke-dasharray: 8 12; }
.route-progress { stroke: var(--gold); stroke-width: 5; stroke-dasharray: 700; stroke-dashoffset: 700; filter: drop-shadow(0 0 8px rgba(198,163,90,.55)); transition: stroke-dashoffset 900ms ease; }
.route-points { fill: var(--navy); stroke: var(--gold); stroke-width: 4; opacity: .5; }
.visual-layer { position: absolute; z-index: 4; inset: 0; opacity: 0; pointer-events: none; transition: opacity 500ms ease, transform 650ms ease; }
.route-tag { position: absolute; padding: .5rem .7rem; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; background: rgba(8,24,29,.76); color: var(--pearl); font-size: .72rem; font-weight: 650; }
.tag-start { right: 16%; bottom: 14%; }
.tag-end { top: 29%; left: 49%; }
.analysis-card, .marine-gate { position: absolute; top: 25%; left: 14%; display: grid; max-width: 390px; gap: .45rem; padding: 1.25rem; border: 1px solid rgba(232,217,185,.34); border-radius: 16px; background: rgba(13,38,45,.88); color: var(--pearl); box-shadow: 0 24px 70px rgba(0,0,0,.24); }
.analysis-card span, .marine-gate span { color: var(--gold-soft); font-size: .68rem; font-weight: 780; letter-spacing: .12em; }
.analysis-card b, .marine-gate b { font: 520 1.3rem/1.25 var(--display); }
.analysis-card small, .marine-gate small { color: rgba(255,255,255,.66); }
.hotspot { position: absolute; display: grid; grid-template-columns: 18px auto; align-items: center; column-gap: .5rem; padding: .55rem .7rem; border: 1px solid rgba(255,255,255,.25); border-radius: 12px; background: rgba(13,38,45,.84); color: var(--pearl); font-size: .72rem; }
.hotspot i { grid-row: 1 / 3; width: 12px; height: 12px; border: 3px solid var(--gold); border-radius: 50%; box-shadow: 0 0 0 7px rgba(198,163,90,.2); }
.hotspot b { font-weight: 760; }
.hotspot small { color: rgba(255,255,255,.62); }
.hotspot-surface { right: 20%; bottom: 21%; }
.hotspot-support { top: 37%; left: 38%; }
.hotspot-threshold { top: 55%; left: 48%; }
.hotspot-light { top: 25%; left: 51%; }
.frame-corner { position: absolute; width: 72px; height: 72px; border-color: var(--gold); border-style: solid; }
.frame-one { top: 23%; left: 33%; border-width: 3px 0 0 3px; }
.frame-two { top: 23%; right: 22%; border-width: 3px 3px 0 0; }
.frame-three { right: 22%; bottom: 17%; border-width: 0 3px 3px 0; }
.frame-four { bottom: 17%; left: 33%; border-width: 0 0 3px 3px; }
.layer-capture p { position: absolute; right: 24%; bottom: 19%; left: 35%; margin: 0; padding: .7rem; background: rgba(13,38,45,.8); color: rgba(255,255,255,.72); font-size: .75rem; }
.layer-capture p span { display: block; color: var(--gold-soft); font-weight: 780; letter-spacing: .1em; }
.map-node, .map-result { position: absolute; display: grid; width: 150px; min-height: 86px; place-items: center; padding: .7rem; border: 1px solid rgba(255,255,255,.34); border-radius: 50%; background: rgba(13,38,45,.84); color: var(--pearl); font-size: .75rem; font-weight: 780; letter-spacing: .08em; text-align: center; }
.map-node small { color: var(--gold-soft); font-size: .68rem; font-weight: 600; letter-spacing: 0; }
.node-person { top: 22%; left: 31%; }
.node-task { top: 38%; left: 45%; }
.node-vessel { top: 22%; right: 25%; }
.map-result { top: 46%; right: 30%; width: 180px; min-height: 105px; border-color: var(--gold); color: var(--gold-soft); font-family: var(--display); font-size: 1rem; letter-spacing: 0; }
.review-table { position: absolute; top: 22%; left: 20%; width: min(520px, 40vw); padding: 1.6rem; border: 1px solid rgba(232,217,185,.35); border-radius: 18px; background: rgba(250,246,239,.93); color: var(--ink); box-shadow: 0 28px 90px rgba(0,0,0,.3); }
.review-table > span { color: var(--green); font-size: .72rem; font-weight: 780; letter-spacing: .12em; }
.review-table ul { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; margin: 1rem 0; padding: 0; list-style: none; }
.review-table li { padding: .8rem; border: 1px solid rgba(47,110,79,.2); border-radius: 10px; background: #f6efe4; font-size: .8rem; }
.review-table small { color: var(--soft); }
.report-sheet { position: absolute; top: 17%; left: 28%; display: grid; width: min(520px, 48vw); gap: .55rem; padding: 1.7rem; border-radius: 10px; background: var(--pearl); color: var(--ink); box-shadow: 20px 24px 0 rgba(198,163,90,.18), 0 28px 90px rgba(0,0,0,.34); }
.report-sheet span { color: var(--green); font-size: .72rem; font-weight: 780; letter-spacing: .12em; }
.report-sheet b { font: 520 1.08rem var(--display); }
.report-sheet i { height: 6px; border-radius: 999px; background: linear-gradient(90deg, #ded3c2 70%, transparent 70%); }
.report-sheet small { margin-top: .5rem; color: var(--soft); }
.concept-zone { position: absolute; padding: .65rem .8rem; border: 1px dashed var(--gold); border-radius: 10px; background: rgba(198,163,90,.14); color: var(--pearl); font-size: .73rem; font-weight: 720; text-align: center; }
.concept-zone small { display: block; color: var(--gold-soft); font-size: .62rem; }
.zone-support { top: 40%; left: 38%; }
.zone-light { top: 25%; left: 50%; }
.zone-surface { right: 19%; bottom: 20%; }
.marine-gate { top: auto; bottom: 18%; left: 24%; max-width: 650px; }
.final-glow { position: absolute; inset: 0; background: radial-gradient(circle at 52% 42%, rgba(232,217,185,.28), transparent 28%), linear-gradient(0deg, rgba(16,43,51,.35), transparent 60%); }
.final-lockup { position: absolute; right: 8%; bottom: 12%; width: min(520px, 80vw); padding: 1.4rem; border-left: 3px solid var(--gold); background: rgba(13,38,45,.84); color: var(--pearl); }
.final-lockup span { color: var(--gold-soft); font-size: .68rem; font-weight: 780; letter-spacing: .12em; }
.final-lockup b { display: block; margin-top: .45rem; font: 520 1.8rem/1.1 var(--display); }
.final-lockup small { display: block; margin-top: .55rem; color: rgba(255,255,255,.66); }

.pathway-visual[data-active-stage="1"] .layer-goal,
.pathway-visual[data-active-stage="2"] .layer-assessment,
.pathway-visual[data-active-stage="3"] .layer-observation,
.pathway-visual[data-active-stage="4"] .layer-capture,
.pathway-visual[data-active-stage="5"] .layer-map,
.pathway-visual[data-active-stage="6"] .layer-review,
.pathway-visual[data-active-stage="7"] .layer-report,
.pathway-visual[data-active-stage="8"] .layer-concepts,
.pathway-visual[data-active-stage="9"] .layer-marine,
.pathway-visual[data-active-stage="10"] .layer-final { opacity: 1; }
.pathway-visual[data-active-stage="3"] .route-progress { stroke-dashoffset: 520; }
.pathway-visual[data-active-stage="4"] .route-progress { stroke-dashoffset: 450; }
.pathway-visual[data-active-stage="5"] .route-progress { stroke-dashoffset: 360; }
.pathway-visual[data-active-stage="6"] .route-progress { stroke-dashoffset: 290; }
.pathway-visual[data-active-stage="7"] .route-progress { stroke-dashoffset: 210; }
.pathway-visual[data-active-stage="8"] .route-progress { stroke-dashoffset: 140; }
.pathway-visual[data-active-stage="9"] .route-progress { stroke-dashoffset: 70; }
.pathway-visual[data-active-stage="10"] .route-progress { stroke-dashoffset: 0; }
.pathway-visual[data-active-stage="10"] > picture > img { filter: saturate(.92) brightness(.82) contrast(1.04); transform: scale(1); }

.pathway-chapters { position: relative; z-index: 5; margin-top: -100svh; }
.pathway-stage { display: flex; min-height: 100svh; align-items: center; padding: 8rem clamp(1.25rem, 7vw, 7rem) 6rem clamp(10rem, 62vw, 74rem); scroll-margin-top: 76px; }
.stage-card { width: min(440px, 100%); margin-left: auto; padding: clamp(1.4rem, 3vw, 2.2rem); border: 1px solid rgba(255,255,255,.18); border-radius: 20px; background: rgba(12,34,41,.9); color: var(--pearl); box-shadow: 0 30px 100px rgba(0,0,0,.3); backdrop-filter: blur(18px); }
.stage-number { margin: 0 0 .9rem; color: var(--gold-soft); font-size: .72rem; font-weight: 780; letter-spacing: .14em; }
.stage-card h2 { margin: 0; font: 520 clamp(1.8rem, 3.2vw, 3.2rem)/1.02 var(--display); letter-spacing: -.025em; }
.stage-card > p:not(.stage-number):not(.stage-formula) { margin: 1.15rem 0 0; color: rgba(255,255,255,.76); }
.stage-card ul { display: grid; gap: .35rem; margin: 1rem 0 0; padding-left: 1.2rem; color: rgba(255,255,255,.74); }
.stage-question, .stage-formula { padding: .9rem 1rem; border-left: 3px solid var(--gold); background: rgba(255,255,255,.06); color: var(--pearl) !important; font-weight: 650; }
.stage-boundary { display: block; margin-top: 1.2rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,.15); color: var(--gold-soft); font-size: .78rem; }

.final-reveal { padding: clamp(5rem, 12vw, 10rem) clamp(1.25rem, 12vw, 12rem); background: var(--pearl); }
.final-reveal h2 { max-width: 900px; margin: 0; font: 520 clamp(3.4rem, 8vw, 7rem)/.92 var(--display); letter-spacing: -.04em; }
.final-reveal > p:not(.path-kicker) { max-width: 720px; margin: 2rem 0 0; color: var(--soft); font-size: 1.08rem; }
.final-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.final-actions button, .final-actions a { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: .75rem 1.1rem; border: 1px solid var(--navy); border-radius: 999px; background: var(--navy); color: var(--pearl); cursor: pointer; font: 700 .86rem var(--sans); text-decoration: none; }
.final-actions button { background: transparent; color: var(--navy); }
.path-disclosure { display: grid; grid-template-columns: minmax(260px,.7fr) minmax(0,1.3fr); gap: 1.5rem 4rem; padding: 4rem clamp(1.25rem, 12vw, 12rem); background: #eee3d2; }
.path-disclosure h2 { margin: 0; font: 520 2rem/1.05 var(--display); }
.path-disclosure p { margin: 0; color: var(--soft); }
.path-disclosure details { grid-column: 2; border-top: 1px solid rgba(39,34,31,.2); border-bottom: 1px solid rgba(39,34,31,.2); }
.path-disclosure summary { padding: .9rem 0; cursor: pointer; font-weight: 720; }
.path-disclosure details p { padding-bottom: 1rem; }
.prototype-status { grid-column: 1 / -1; padding: 1rem; border: 1px solid rgba(47,110,79,.24); border-radius: 12px; background: rgba(255,255,255,.45); }
.prototype-status span { margin-right: .6rem; color: var(--green); font-size: .7rem; font-weight: 780; letter-spacing: .1em; }
.path-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding: 1.5rem clamp(1.25rem, 4vw, 4rem); background: var(--navy); color: rgba(255,255,255,.7); font-size: .8rem; }
.path-footer p { margin: 0; }

@media (max-width: 1100px) {
  .stage-nav { top: 82px; right: 1rem; left: 1rem; width: auto; padding: .55rem .7rem; transform: none; }
  .visual-topline { display: none; }
  .stage-nav > p { display: none; }
  .stage-nav ol { display: flex; overflow-x: auto; gap: .25rem; scrollbar-width: none; }
  .stage-nav ol::-webkit-scrollbar { display: none; }
  .stage-nav a { min-width: 44px; min-height: 40px; display: grid; place-items: center; grid-template-columns: 1fr; border-radius: 999px; }
  .stage-nav a b { display: none; }
  .stage-nav a[aria-current="step"] { background: rgba(198,163,90,.2); }
  .stage-progress { margin: 0 0 .35rem; }
  .pathway-stage { padding-right: 1.25rem; padding-left: 1.25rem; }
  .stage-card { margin-left: auto; }
}

@media (max-width: 760px) {
  .path-header { min-height: 70px; }
  .path-brand span { display: none; }
  .path-hero { padding-top: 7rem; }
  .path-hero h1 { font-size: clamp(3.6rem, 18vw, 5.5rem); }
  .hero-boundary { grid-template-columns: 1fr; }
  .pathway-visual > picture > img { object-position: 55% center; }
  .pathway-stage { align-items: flex-end; padding-top: 12rem; padding-bottom: 4.5rem; }
  .stage-card { width: 100%; padding: 1.2rem; border-radius: 16px; }
  .stage-card h2 { font-size: clamp(1.75rem, 9vw, 2.45rem); }
  .hotspot { transform: scale(.82); transform-origin: center; }
  .hotspot-support { left: 28%; }
  .hotspot-threshold { left: 42%; }
  .hotspot-light { left: 45%; }
  .analysis-card, .marine-gate, .review-table, .report-sheet { top: 19%; right: 1rem; bottom: auto; left: 1rem; width: auto; max-width: none; }
  .review-table ul { grid-template-columns: 1fr; gap: .35rem; }
  .map-node { width: 110px; min-height: 70px; }
  .node-person { top: 22%; left: 7%; }
  .node-task { top: 31%; left: 36%; }
  .node-vessel { top: 22%; right: 7%; }
  .map-result { top: 43%; right: 22%; }
  .frame-one { left: 8%; }.frame-two { right: 8%; }.frame-three { right: 8%; }.frame-four { left: 8%; }
  .layer-capture p { right: 10%; left: 10%; }
  .concept-zone { font-size: .65rem; }
  .zone-support { left: 23%; }
  .zone-light { left: 43%; }
  .final-lockup { top: 22%; right: 1rem; bottom: auto; left: 1rem; width: auto; }
  .path-disclosure { grid-template-columns: 1fr; }
  .path-disclosure details { grid-column: 1; }
  .prototype-status { grid-column: 1; }
}

@media (max-width: 1100px) {
  .stage-card { max-width: 400px; }
  .pathway-visual figcaption { top: 8.4rem; right: 1.25rem; bottom: auto; left: 1.25rem; max-width: 52ch; text-align: left; }
  .hotspot-support { top: 26%; left: 1.5rem; }
  .hotspot-threshold { top: 40%; left: 1.5rem; }
  .hotspot-light { top: 54%; left: 1.5rem; }
  .hotspot-surface { top: 68%; right: auto; bottom: auto; left: 1.5rem; }
  .zone-support { top: 27%; left: 1.5rem; }
  .zone-light { top: 42%; left: 1.5rem; }
  .zone-surface { top: 57%; right: auto; bottom: auto; left: 1.5rem; }
}

@media (max-width: 760px) {
  .pathway-visual figcaption { top: 7.8rem; padding: .45rem .55rem; border-radius: 8px; background: rgba(10,27,32,.82); }
  .hotspot-support { top: 24%; left: .9rem; }
  .hotspot-threshold { top: 35%; left: .9rem; }
  .hotspot-light { top: 46%; left: .9rem; }
  .hotspot-surface { top: 57%; left: .9rem; }
  .zone-support { top: 26%; left: .9rem; }
  .zone-light { top: 38%; left: .9rem; }
  .zone-surface { top: 50%; left: .9rem; }
}

@media (min-width: 1101px) {
  .final-lockup { right: auto; bottom: 5rem; left: clamp(1.25rem, 12vw, 12rem); width: min(34rem, 42vw); }
  .zone-surface { top: 56%; right: auto; bottom: auto; left: clamp(1.25rem, 18vw, 18rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
  .stage-nav { display: none; }
  .pathway-visual { position: relative; height: 62svh; min-height: 520px; }
  .pathway-chapters { display: grid; gap: 1rem; margin-top: 0; padding: 1rem; background: var(--navy); }
  .pathway-stage { min-height: 0; padding: 0; scroll-margin-top: 76px; }
  .stage-card { width: min(700px, 100%); margin: 0 auto; }
  .visual-layer { display: none; }
  .route-progress { stroke-dashoffset: 0; }
}

html:not(.js) .stage-nav { display: none; }
html:not(.js) .pathway-visual { position: relative; height: 65svh; min-height: 520px; }
html:not(.js) .pathway-chapters { display: grid; gap: 1rem; margin-top: 0; padding: 1rem; background: var(--navy); }
html:not(.js) .pathway-stage { min-height: 0; padding: 0; }
html:not(.js) .stage-card { width: min(700px, 100%); margin: 0 auto; }
html:not(.js) .visual-layer { display: none; }

/* P4-006 residual: below 480px the stage card carries the annotation text */
@media (max-width: 480px) { .zone-surface, .zone { display: none; } }

/* Review v2: mobile cards carry the full explanation. Repeated decorative
   panels obscured the disclosure and each other at small viewport heights. */
@media (max-width: 760px) and (prefers-reduced-motion: no-preference) {
  .visual-layer { display: none; }
  .layer-final { display: block; }
  .final-lockup { display: none; }
  .pathway-visual figcaption { top: 9.8rem; z-index: 5; }
}