/* Hallmark · pre-emit critique: P4 H4 E4 S4 R4 V4.
 * V9: evidence-led participation. Internal review only; human aesthetic review remains pending. */
@import url('stage-font.css?v=9');
:root{--red:#b6382c;--red-deep:#8b271f;--red-light:#dc7155;--paper:#f3e0cd;--paper-light:#fbefdf;--ink:#36251f;--muted:#7e6352;--gold:#edcca2;--green:#304a3e;--green-dark:#192f26;--blue:#d4e0df;--rule:#ccb298;--white:#fff5e4;--clear:transparent;--red-clear:#b6382c00;--photo-shadow:#24231bdd;--ink-fog:#24231b77;--green-clear:#192f2600;--paper-clear:#fbefdf00;--paper-fog:#fbefdfed;--paper-glass:#fbefdfdb;--surface-dark:#36251f0c;--surface-light:#fff5e416;--outline-light:#fff5e455;--outline-dark:#36251f35;--focus:#e38a36;--shadow:#36251f22;--font-body:'PingFang SC','Microsoft YaHei',sans-serif;--font-display:'MarchStage',var(--font-body);--gutter:clamp(20px,5.5vw,36px);--header:calc(48px + env(safe-area-inset-top));--footer:calc(52px + env(safe-area-inset-bottom));--body:clamp(14px,3.6vw,17px);--ease:cubic-bezier(.2,.8,.2,1);--turn:320ms}
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.turning{background:var(--paper-light);grid-template-rows:minmax(0,1fr) auto;gap:16px;padding-inline:0}.turning-scene{position:relative;max-width:none;overflow:clip}.turning-scene figure{position:absolute;inset:0}.turning-scene img{height:100%;width:100%;object-fit:cover;object-position:50% 44%}.turning-scene figure:after{position:absolute;inset:0;content:'';background:linear-gradient(var(--ink-fog),var(--clear) 28%,var(--clear) 38%,var(--red-deep) 100%)}.turning-scene figcaption{position:absolute;z-index:1;right:var(--gutter);top:8px;font-size:9px;color:var(--white);background:var(--photo-shadow);padding:4px 6px}.turning-title{position:absolute;bottom:18px;left:var(--gutter);right:var(--gutter);color:var(--white);max-width:680px;margin:auto}.turning-title .eyebrow{margin-bottom:9px}.turning-title h2{font-size:clamp(39px,12.1vw,62px);line-height:1.17}.turning-title h2 span{color:var(--gold)}.turning-explanation{padding-inline:var(--gutter)}.causal-question{font-size:12px;font-weight:600;margin-bottom:14px;color:var(--red-deep)}.turning-explanation article{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.4fr);gap:16px;align-items:start}.turning-explanation article small{color:var(--muted);font-size:11px}.turning-explanation h3{font-size:23px;color:var(--red-deep);margin:4px 0 5px}.turning-explanation article>div>span{font-size:10px;color:var(--muted)}.turning-explanation article>p{font-size:13px;line-height:1.8}.causal-arrow{display:flex;align-items:center;gap:8px;margin:10px 0;font-size:20px;color:var(--red);line-height:1.4}.causal-arrow span{font-size:10px;letter-spacing:.04em}.turning-explanation .text-link{margin-top:10px;font-size:11px}
.tactics{grid-template-rows:auto minmax(0,1fr) auto;background:linear-gradient(165deg,var(--paper),var(--paper-light));gap:15px}.tactics-heading{padding-top:6px}.tactics-heading h2{display:flex;align-items:center;justify-content:space-between;color:var(--red-deep);font-size:clamp(26px,7.4vw,44px);gap:8px;white-space:nowrap}.tactics-heading h2>span:first-child{font-size:1.44em}.tactics-heading h2>b{font:700 1.35em var(--font-body);color:var(--red-light)}.tactics-heading>p:last-child{font-size:13px;line-height:1.7;margin-top:12px}.tactics-map{display:grid;grid-template-rows:minmax(0,1fr) auto;padding-block:6px;background:var(--paper-light)}.crossing-controls{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-block:1px solid var(--rule)}.crossing-controls button{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:90px;border-bottom:3px solid var(--clear);transition:background 200ms var(--ease);font-size:11px;gap:2px}.crossing-controls b{font-size:22px;color:var(--red-deep)}.crossing-controls small{font-size:10px;color:var(--muted)}.crossing-controls button[aria-pressed=true]{background:var(--red);color:var(--white);border-color:var(--red-deep)}.crossing-controls button[aria-pressed=true] b,.crossing-controls button[aria-pressed=true] small{color:var(--white)}.crossing-caption{margin-top:12px;min-height:112px}.crossing-caption h3{font-size:19px;margin-block:6px;color:var(--red-deep)}.crossing-caption p{font-size:13px;line-height:1.8}.evidence-note{margin-top:4px;font-size:9px}
.bridge{background:var(--red);color:var(--white);padding-inline:0;grid-template-rows:auto minmax(0,1fr) auto;gap:0}.bridge-heading{padding:10px var(--gutter) 14px}.bridge-heading .eyebrow{color:var(--gold);margin-bottom:12px}.bridge-heading h2{font-size:clamp(33px,9.5vw,58px);line-height:1.3}.bridge-heading h2>span{color:var(--gold)}.bridge-exhibit{position:relative;max-width:none;overflow:clip}.bridge-exhibit>img{width:100%;height:100%;object-fit:cover;object-position:48% 45%}.bridge-exhibit:after{content:'';position:absolute;inset:0;background:linear-gradient(var(--red),var(--red-clear) 10%,var(--red-clear) 73%,var(--red));pointer-events:none}.bridge-image-tools{position:absolute;z-index:1;bottom:29px;left:var(--gutter);right:var(--gutter);display:flex;gap:10px}.bridge-image-tools button{font-size:11px;min-height:40px;padding-inline:12px;background:var(--photo-shadow);border:1px solid var(--outline-light);border-radius:3px;white-space:nowrap}.bridge-image-tools button[aria-pressed=true]{background:var(--paper-light);color:var(--red-deep)}.bridge-image-tools button:last-child{margin-left:auto;width:40px;font-size:23px;padding:0}.bridge-exhibit figcaption{position:absolute;z-index:1;bottom:8px;left:var(--gutter);font-size:9px;color:var(--white)}.bridge-operation{padding:17px var(--gutter) 12px;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:12px 18px}.bridge-number strong{display:block;font:800 clamp(70px,23vw,112px)/.95 var(--font-display);letter-spacing:-.07em}.bridge-number span{display:block;font-size:11px;line-height:1.65;margin-top:9px;color:var(--gold)}.bridge-description h3{font-size:25px;margin:2px 0 12px}.bridge-description p{font-size:13px;line-height:1.9}.bridge-synthesis{grid-column:1/-1;font-size:11px;border-top:1px solid var(--outline-light);padding-top:10px;color:var(--gold)}
.mountain{background:var(--blue);grid-template-rows:auto minmax(0,1fr) auto;gap:22px}.mountain-landscape{position:absolute;inset:0;max-width:none;overflow:clip;z-index:-1}.mountain-landscape img{height:100%;width:100%;object-fit:cover;object-position:43% 55%}.mountain-landscape:after{content:'';position:absolute;inset:0;background:linear-gradient(var(--paper-light),var(--paper-glass) 18%,var(--paper-clear) 49%,var(--paper-glass) 78%,var(--paper-light));pointer-events:none}.mountain-landscape figcaption{position:absolute;z-index:1;left:var(--gutter);top:42%;font-size:9px;line-height:1.5;max-width:49%;padding:4px 6px;background:var(--photo-shadow);color:var(--white)}.mountain-heading{padding-top:9px}.mountain-heading h2{font-size:clamp(43px,12vw,68px);color:var(--red-deep)}.mountain-heading h2 span{font-size:.73em;display:inline-block;margin-top:8px}.mountain-observations{align-self:end;display:grid;gap:10px;max-width:360px;margin-left:auto;margin-right:0;width:88%}.mountain-observations button{display:grid;grid-template-columns:minmax(0,1fr) 20px;text-align:left;padding:10px 12px;border-left:2px solid var(--red);background:var(--paper-glass);gap:1px 5px;min-height:68px}.mountain-observations button:nth-child(2){transform:translateX(-12px)}.mountain-observations button:nth-child(3){transform:translateX(-24px)}.mountain-observations b{font-size:17px;color:var(--red-deep)}.mountain-observations span{font-size:11px;grid-column:1}.mountain-observations i{grid-column:2;grid-row:1/3;align-self:center;color:var(--red);font-size:24px}.mountain-observations [aria-pressed=true]{background:var(--red);color:var(--white)}.mountain-observations [aria-pressed=true] b,.mountain-observations [aria-pressed=true] i{color:var(--white)}.condition-reading{padding-top:10px;border-top:1px solid var(--rule);min-height:127px}.condition-reading>span{font-size:10px;color:var(--red)}.condition-reading h3{font-size:21px;color:var(--red-deep);margin-block:5px 8px}.condition-reading p{font-size:13px;line-height:1.8}
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.artifact{background:linear-gradient(130deg,var(--paper-light),var(--paper));grid-template-rows:auto minmax(0,1fr) auto;gap:18px}.artifact-heading{padding-top:8px}.artifact-heading h2{font-size:clamp(28px,8vw,49px);line-height:1.35;color:var(--red-deep)}.artifact-heading h2>span{display:block;margin-left:23%;font-size:1.1em}.shoe-exhibit{position:relative;display:grid;grid-template-rows:minmax(0,1fr) auto auto;gap:5px}.shoe-photo{position:relative;overflow:clip;width:100%;height:100%;min-height:0;background:var(--paper-light);border-radius:48% 48% 35% 35%}.shoe-photo img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform 550ms var(--ease)}.shoe-photo>span{position:absolute;bottom:9%;left:10%;font-size:10px;color:var(--red-deep);background:var(--paper-fog);padding:3px 7px}.shoe-photo[data-observation=weave] img{transform:scale(1.65);transform-origin:53% 42%}.shoe-photo[data-observation=wear] img{transform:scale(1.85);transform-origin:24% 77%}.object-controls{display:flex;justify-content:center;gap:10px;position:relative}.object-controls button{font-size:11px;min-height:42px;padding-inline:9px;border-bottom:2px solid var(--clear);white-space:nowrap}.object-controls [aria-pressed=true]{border-color:var(--red);color:var(--red-deep)}.shoe-exhibit figcaption{font-size:9px;line-height:1.55;color:var(--muted);text-align:center}.artifact-reading .observation{font-size:14px;line-height:1.8;min-height:5.4em}.labour-pair{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);gap:12px;align-items:center;border-top:1px solid var(--rule);padding-top:10px;margin-top:8px}.labour-pair p:last-child{text-align:right}.labour-pair small{font-size:10px;display:block;color:var(--muted)}.labour-pair strong{font-size:20px;line-height:1.5;color:var(--red-deep)}.labour-pair>span{font-size:25px;color:var(--red)}.artifact-reading .text-link{font-size:11px;margin-top:4px}
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.is-active .entrance-title{animation:title-in 760ms 80ms var(--ease) both}.is-active .entrance-media{animation:media-in 1000ms 140ms var(--ease) both}.is-active .entrance-fact{animation:fact-in 730ms 270ms var(--ease) both}.is-active .turning-title{animation:title-in 760ms 250ms var(--ease) both}.is-active .mountain-observations button{animation:fact-in 800ms 320ms var(--ease) both}.is-active .mountain-observations button:nth-child(2){animation-delay:410ms}.is-active .mountain-observations button:nth-child(3){animation-delay:500ms}.state-change{animation:state-in 320ms var(--ease)}
@keyframes title-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes media-in{from{opacity:0;filter:brightness(.84);transform:scale(1.035)}to{opacity:1;filter:brightness(1);transform:scale(1)}}@keyframes fact-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes state-in{from{opacity:.35;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@keyframes cue{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@media(max-height:740px){:root{--header:44px;--footer:48px}.slide{gap:12px}.eyebrow{margin-bottom:10px}.cover h1{font-size:clamp(76px,25vw,116px);margin-top:16px}.cover-title{padding-top:5px}.cover-ending{padding-bottom:8px}.cover-ending p{font-size:17px}.cover-ending small{font-size:10px}.atlas-heading h2{font-size:38px}.atlas-heading>p:last-child{font-size:12px}.atlas-correction{margin-top:9px;padding-top:8px}.atlas-correction p>span{font-size:10px}.turning{gap:12px}.turning-title h2{font-size:40px}.turning-explanation h3{font-size:21px}.turning-explanation article>p{font-size:12px;line-height:1.75}.causal-question{margin-bottom:9px}.causal-arrow{margin-block:6px}.turning-explanation .text-link{margin-top:4px;font-size:10px}.crossing-controls button{min-height:72px}.crossing-caption{min-height:103px;margin-top:8px}.crossing-caption h3{font-size:17px}.crossing-caption p{font-size:12px;line-height:1.7}.bridge-heading h2{font-size:32px}.bridge-heading{padding-top:6px;padding-bottom:8px}.bridge-operation{padding-block:12px 6px;gap:8px 14px}.bridge-number strong{font-size:70px}.bridge-description h3{font-size:23px;margin-bottom:9px}.bridge-description p{font-size:12px}.bridge-synthesis{font-size:10px;padding-top:7px}.mountain-heading h2{font-size:43px}.mountain-observations{gap:7px}.mountain-observations button{min-height:60px;padding:8px 10px}.condition-reading{min-height:117px}.condition-reading h3{font-size:19px}.condition-reading p{font-size:12px}.people-number strong{font-size:122px}.people-story{padding-block:14px 10px}.people-story>p:nth-child(2){font-size:13px}.person-name{margin-bottom:8px}.people-heading h2{font-size:30px}.people-heading h2 span{font-size:1.25em}#people-reading{font-size:11px;min-height:3.4em}.artifact-heading h2{font-size:29px}.artifact-reading .observation{font-size:13px;min-height:5.4em}.labour-pair strong{font-size:18px}.labour-pair{padding-top:7px;margin-top:6px}.reunion-heading h2{font-size:27px}.year-contrast strong{font-size:41px}.year-contrast{margin-bottom:10px}.reunion-conclusion{font-size:21px;margin-top:7px;padding-top:9px}.reunion-end>p:first-child{font-size:11px}.reunion-events b{font-size:19px}.reunion-events>button>strong{font-size:44px}.reunion-events>button{gap:8px;min-height:80px}.reunion-month{padding-top:6px}.finale-heading h2{font-size:29px}.finale-heading>p:last-child{font-size:11px;margin-top:8px}.spirit-answer{min-height:135px}.spirit-answer p{font-size:12px}.spirit-answer h3{font-size:17px}.finale .fine-print{font-size:9px}.final-actions button{font-size:11px}.evidence-collage b{font-size:19px}}
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@media(min-width:650px){.mountain-observations{margin-right:calc((100% - 620px)/2);width:360px}.cover-photo img{object-position:50% 48%}.grass-photo img{object-position:50% 60%}.turning-title{left:max(var(--gutter),calc((100vw - 680px)/2));right:max(var(--gutter),calc((100vw - 680px)/2))}.turning-explanation article>p{font-size:16px}.bridge-description p{font-size:17px}.people-story>p:nth-child(2){font-size:17px}.people-story{padding-inline:32px}.mountain-landscape figcaption{left:max(var(--gutter),calc((100vw - 680px)/2))}}
@media(hover:hover){button:hover{background-color:var(--surface-dark)}.bridge button:hover,.reunion button:hover,.cover button:hover{background-color:var(--surface-light)}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.slide.is-arriving{clip-path:inset(0);transform:none}}

/* Screenshot review: prevent broken question line, expose the mountain rather than its sky, contain numeral metrics. */
.atlas-heading{padding-bottom:10px}.people-number strong{line-height:1.13}.mountain-landscape img{height:125%;transform:translateY(-17%);object-position:78% 45%}.mountain-landscape:after{background:linear-gradient(var(--paper-light),var(--paper-glass) 14%,var(--paper-clear) 35%,var(--paper-clear) 64%,var(--paper-glass) 81%,var(--paper-light))}.mountain-landscape figcaption{top:35%}.reunion-conclusion{font-size:clamp(22px,5.8vw,32px)}
@media(max-height:740px){.reunion-conclusion{font-size:20px}}
@media(max-height:600px){.atlas-heading{padding-bottom:7px}.reunion-conclusion{font-size:17px}.mountain-landscape figcaption{top:32%}}

.map-frame{position:relative;min-height:0;overflow:clip}.map-frame>img{width:100%;height:100%;object-fit:contain}.map-lens{position:absolute;left:3%;top:30%;width:29%;aspect-ratio:1;border:2px solid var(--red);border-radius:50%;box-shadow:0 3px 20px var(--shadow);background-image:url('assets/v2/chishui.webp');background-size:900% auto;background-position:58% 27%;opacity:0;transform:scale(.8);pointer-events:none;transition:opacity 300ms var(--ease),transform 300ms var(--ease),background-position 380ms var(--ease)}.tactics-map[data-focused=true] .map-lens{opacity:1;transform:scale(1)}.map-lens span{position:absolute;bottom:-2px;left:3%;right:3%;text-align:center;white-space:nowrap;font-size:8px;padding:3px 1px;background:var(--red);color:var(--white);border-radius:10px}.tactics-map figcaption>div{display:flex;gap:4px}#map-reset{display:none}.tactics-map[data-focused=true] #map-reset{display:block}

.people-number strong{line-height:1.45}.people-number p{align-self:center;padding-bottom:0}.is-active .mountain-observations button{animation-name:labels-in}@keyframes labels-in{from{opacity:0}to{opacity:1}}

.cover-photo img{height:165%;transform:translate(-15%,-5%);object-position:50% 0%}.deck-footer>span{font-size:9px}