/* Reading surfaces are opaque. Color never carries a state by itself. */
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@keyframes letter-reveal{from{transform:rotateX(90deg)}to{transform:rotateX(0)}}
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/* State and secondary-label contrast corrections from the rendered audit. */
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input[type=range]{margin-inline:0}

.method-steps li{grid-template-columns:max-content minmax(0,1fr)}.keyboard button{flex:1;min-width:0;max-width:42px;width:auto;height:42px;min-height:42px}.replay-controls .button{white-space:normal}

summary{display:block;overflow-wrap:anywhere}summary>span{display:none}summary::after{content:"+";float:right;margin-left:12px;font-family:var(--mono)}details[open]>summary::after{content:"−"}

/* The recovered dispatch stays next to its translation and original source. */
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.recovered-reading blockquote{margin:0;font-size:1.35rem;line-height:1.6}
.opening-source{display:grid;grid-template-columns:minmax(120px,32%) 1fr;gap:1.25rem;align-items:center;margin:1.5rem 0 0;padding-top:1.5rem;border-top:1px solid var(--line)}
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.opening-source figcaption{font-size:1rem;line-height:1.65}
@media(max-width:620px){.recovered-reading{grid-template-columns:1fr;gap:1rem}.opening-source{grid-template-columns:1fr}.opening-source img{max-height:180px;object-fit:cover}}
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#guide-start{background:#f0ca85;color:#142522;border-color:#f0ca85}

.investigation-timeline{list-style:none;margin:40px 0;padding:0}.investigation-timeline>li{display:grid;grid-template-columns:36px minmax(0,1fr);gap:20px;position:relative;padding-bottom:40px}.timeline-number{font:1.125rem/2 var(--mono);color:#405b45}.investigation-timeline>li:not(:last-child):before{content:'';position:absolute;top:38px;bottom:4px;left:14px;width:1px;background:#a0ac98}.investigation-timeline h3{font-size:27px;margin:0 0 16px}.investigation-timeline p{font-size:1.25rem;line-height:1.8}.investigation-timeline a{font-size:1rem}.experiment-visual{display:flex;flex-direction:column;gap:8px;background:#e6e9dd;border-left:3px solid #50664e;padding:18px 22px;margin:24px 0;font-size:1.125rem}.experiment-visual b{font-size:22px}.experiment-visual .mono{overflow-wrap:anywhere}.experiment-outcomes{padding:0;list-style:none;background:#e6e9dd}.experiment-outcomes li{display:flex;justify-content:space-between;gap:16px;padding:14px 18px;border-bottom:1px solid #b5baab;font-size:1rem}.experiment-outcomes b{font-weight:500;text-align:right}.experiment-consequence{border-top:1px solid #b5baab;padding-top:18px}.crib-highlight{background:#30524c;color:#e1fff5;padding:2px 3px}.timeline-intro{margin-top:30px}
.evidence-inspector{border:1px solid #84978b;padding:26px;margin:40px 0}.evidence-inspector h3{font-size:28px;line-height:1.35}.evidence-inspector-grid{display:grid;gap:24px}.evidence-source{margin:10px 0 0}.source-row-image{position:relative;line-height:0}.source-row-image img{width:100%;height:auto;display:block}#source-row-highlight{position:absolute;left:0;right:0;height:8.5%;border:2px solid #9d390d;box-shadow:0 0 0 1px #fff5e5;pointer-events:none}.evidence-source figcaption{font-size:1rem;line-height:1.6;margin:12px 0}.evidence-source a{font-size:1rem}.evidence-inspector select{display:block;width:100%;margin:10px 0}.evidence-inspector fieldset{border:1px solid #84978b;padding:10px 16px}.evidence-inspector legend{font-size:1rem}.evidence-inspector .source-choice{color:#fff7df}.comparison-row{margin-top:14px}.comparison-label{display:block;font-size:1.125rem;margin-bottom:6px}.comparison-cells{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:3px}.comparison-cells span{text-align:center;font:1.125rem/2 var(--mono);background:#203631;border-bottom:1px solid #62766a}.comparison-cells .selected-letter{background:#f0ca85;color:#142522;font-weight:bold;outline:1px solid #ffe2a4}.comparison-cells .crib-highlight{border-top:3px solid #8bcbbd}.evidence-inspector .mono{overflow-wrap:anywhere;font-size:1.125rem;line-height:2}#source-result{font-size:1.125rem;line-height:1.75;margin-top:22px}
@media(max-width:480px){.investigation-timeline>li{grid-template-columns:26px minmax(0,1fr);gap:12px}.investigation-timeline h3{font-size:24px}.experiment-visual{padding:14px}.experiment-visual b{font-size:1.25rem}.experiment-outcomes li{display:block}.experiment-outcomes b{display:block;text-align:left;margin-top:6px}.evidence-inspector{padding:18px}}

.download-cards{display:grid;gap:24px;margin:35px 0}.download-card{border:1px solid #a1ae97;padding:26px;background:#fffdf7}.download-card h3{font-size:28px;margin:12px 0 20px}.download-card p{font-size:1.25rem}.download-card .button{font-size:1.125rem;white-space:normal}.download-card dl{display:grid;grid-template-columns:120px minmax(0,1fr);gap:10px 16px;margin:24px 0;font-size:1rem;line-height:1.65}.download-card dt{color:#52654e}.download-card dd{margin:0;overflow-wrap:anywhere}.download-card pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#e9eddf;padding:16px;font:1rem/1.7 var(--mono)}.complete-audit{padding:10px 0}.complete-audit>summary{font-size:20px}.complete-audit>p{font-size:1.25rem}
@media(max-width:480px){.download-card{padding:20px}.download-card dl{grid-template-columns:1fr;gap:2px}.download-card dd{margin-bottom:12px}}


/* Larger reading text needs wrapping space rather than smaller mobile type. */
.eyebrow,.small-label,.brand-sub{letter-spacing:.045em;line-height:1.65}
.masthead nav{justify-content:flex-start;gap:14px 24px}
.brand{flex-wrap:wrap;gap:10px 18px}
.console-heading,.rail-heading,.operator-heading,.rail-heading-actions{flex-wrap:wrap}
.console-heading .small-label{flex:1;min-width:12ch}
.rail-heading-actions{display:flex;gap:10px 16px;align-items:center}
.scene-toolbar{flex-wrap:wrap}.scene-toolbar span{line-height:1.6}
.reveal-controls button,.part-buttons button,.rail-actions button,.replay-controls button{white-space:normal;line-height:1.5}
.replay-controls{flex-wrap:wrap}
.record-strip .wrap{gap:20px 24px}.record-strip span{line-height:1.7}
.key-grid small{font-size:1rem}
.download-card dl{grid-template-columns:130px minmax(0,1fr);gap:12px 18px}
.download-card pre{line-height:1.8}
.comparison-cells span{line-height:2.2}
@media(max-width:480px){.record-strip .wrap{grid-template-columns:1fr}.download-card dl{grid-template-columns:1fr}.rail-heading-actions{width:100%}.machine-rail .rail-heading{padding-inline:18px}.comparison-cells{gap:2px}.comparison-cells span{font-size:1rem}.experiment-outcomes li{padding:16px}.recovered-reading h3{font-size:1.25rem}}