/* Shared geometry supports Chinese, Japanese and longer English copy. */
:root{--bg:#080f18;--panel:#101e2c;--line:#344454;--text:#edf2f4;--muted:#b2c0cc;--gold:#e6c791;--mint:#a9dfcf;--paper:#edf1ed;--ink:#152934;--measure:70ch}body{background:radial-gradient(ellipse at 15% 0,#22304388,transparent 52%),var(--bg)}main{max-width:1320px;padding:28px 5% 64px}.top{min-height:80px}.top nav{gap:clamp(14px,2.8vw,38px)}.top nav a{white-space:normal;line-height:1.5;text-align:center}.brand small{letter-spacing:.13em}.header-refresh{min-inline-size:82px;max-inline-size:12rem;height:auto;white-space:normal}button,a,p,h1,h2,h3,small,dd,dt{overflow-wrap:anywhere;word-break:normal}button{height:auto;white-space:normal;line-height:1.6}.primary,.quiet{min-block-size:48px}.studio-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-block-end:28px}.section-title{font-family:inherit;font-size:1.25rem;font-weight:500;line-height:1.5;letter-spacing:.06em}.segmented{display:flex;max-inline-size:100%;border:1px solid #73859666;border-radius:7px;padding:4px;gap:4px}.segmented button{border:0;padding:10px 17px;min-block-size:44px;flex:1;background:transparent;border-radius:3px;color:var(--muted);font-size:.95rem}.segmented button[aria-pressed=true]{background:#d6c59e;color:#172331}.short-layout{display:grid;grid-template-columns:minmax(110px,180px) minmax(0,1fr);gap:34px;align-items:start;max-width:1080px;margin:auto}.play-rail{padding-top:40px;position:sticky;top:25px}.play-rail>strong{font:500 clamp(3.5rem,7vw,6rem)/1.1 Georgia,serif;color:var(--gold);display:block}.play-rail>span{color:#92a8b5}.play-rail p{font-size:.875rem;line-height:1.9;color:#9aacbb;margin-top:35px}.progress-dots{display:flex;flex-wrap:wrap;gap:0;margin:22px -12px 0;max-width:180px}.progress-dot{width:44px;min-height:44px;border:0;background:transparent;position:relative}.progress-dot::after{content:'';display:block;width:8px;height:8px;border:1px solid #8a9ba9;border-radius:50%;margin:auto}.progress-dot.current::after{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 5px #e6c79120}.progress-dot.done::after{background:var(--mint)}.play-card{background:linear-gradient(150deg,#172535,#0e1a27 65%);border:1px solid #64758466;box-shadow:0 24px 80px #0003;border-radius:10px;padding:30px clamp(22px,4vw,46px);min-width:0;scroll-margin-top:18px}.play-card-top{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#bac8d3;font-size:.875rem;padding-bottom:22px;border-bottom:1px solid #75839335}.play-card header{padding-top:24px;margin-bottom:26px}.play-card header .eyebrow{margin-bottom:8px;font-size:.875rem}.play-card h1{font-size:clamp(1.75rem,3.3vw,2.7rem);line-height:1.4}.play-card h2{font-size:clamp(1.35rem,2.5vw,1.9rem);line-height:1.6;margin-block:22px 10px;max-width:var(--measure)}.story-slip{padding:24px 28px;background:var(--paper);color:var(--ink);border-radius:4px;border-inline-start:3px solid var(--gold);box-shadow:0 5px 0 #9eabb82b}.story-slip p{font-size:1rem;line-height:1.8}.story-slip blockquote{font-family:Georgia,'Songti SC',serif;font-size:clamp(1.16rem,2.3vw,1.45rem);margin:12px 0 18px;line-height:1.75;font-weight:600}.story-slip blockquote:last-child{margin-bottom:0}.thinking-space{padding:22px 0 12px;color:#a9b9c7;font-size:.95rem;min-height:72px}.play-context{margin-bottom:25px;max-width:var(--measure)}.play-context strong{color:var(--gold);font-weight:500}.play-instruction{font-size:.95rem;color:var(--muted);margin:16px 0}.choice-row{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.choice{flex:1 1 145px;padding:13px 18px;border:1px solid #8795a570;border-radius:5px;background:#0d1723;color:#e2eaf0;min-height:50px;font-size:1rem;text-align:center}.choice[aria-pressed=true]{border-color:var(--gold);background:#e6c79119;box-shadow:inset 0 0 0 1px var(--gold)}.reveal-actions,.play-inline-actions,.simulation-controls{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;align-items:center}.reveal-actions .primary{margin-inline-start:auto}.hint-note,.inline-feedback{margin-top:20px;border-inline-start:3px solid var(--gold);padding:14px 18px;background:#dec8940d;font-size:1rem;line-height:1.85}.short-footer{margin-top:32px;padding-top:23px;border-top:1px solid #9aabb535;display:flex;gap:18px;justify-content:space-between;align-items:center;flex-wrap:wrap}.short-footer>span{font-size:.875rem;color:#a6bbc8}.short-footer>div{display:flex;gap:10px;flex-wrap:wrap}.source-caption{color:#9dabb7;font-size:.875rem;line-height:1.8;margin-top:22px}.reveal-panel{margin-top:28px;padding:28px;background:#173735;border:1px solid #91cbb960;border-radius:5px;animation:reveal-in .45s ease both}.reveal-panel h3{font-family:Georgia,'Songti SC',serif;font-size:1.55rem;line-height:1.6;color:#e3f3e9;margin-bottom:15px}.reveal-panel .eyebrow{color:#b8e2cf}.reveal-panel p{color:#d5e7e0;margin-bottom:15px}.reveal-panel a{display:inline-block;margin-top:9px;min-height:44px;padding:8px 0}.relation-map{padding:24px;background:#091623;border:1px solid #7091a866;margin:24px 0;border-radius:6px}.relation-top,.relation-bottom{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px}.relation-person{text-align:center;border:1px solid #7e99a45e;border-radius:5px;padding:14px 8px;display:flex;flex-direction:column;gap:5px;min-width:0}.relation-person strong{font-size:1.1rem}.relation-person small{color:#a8c0d0}.relation-bottom{position:relative}.relation-bottom .main-person{border-color:var(--gold);background:#bca87815}.relation-arrow{position:absolute;inset-inline-start:calc(50% - 27px);top:40%;font-size:.8rem;color:var(--gold)}.relation-lines{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:18px 0;color:#acc5d4;text-align:center;font-size:.875rem}.relation-conflict{border-color:#e2a392;color:#e2a392}.testimony-stack{display:grid;gap:8px;margin:24px 0}.testimony-stack>div{padding:20px 24px;display:flex;justify-content:space-between;gap:18px;align-items:center;border:1px solid #6d8a9e5c;border-radius:4px;background:#0a1724;font-size:1.1rem;line-height:1.7}.truth-badge{font-size:.875rem;min-width:58px;padding:4px 8px;text-align:center;color:#abbbc8;flex-shrink:0;font-weight:500}.is-true{color:var(--mint);background:#2f574650;border:1px solid #8ac8ac60}.is-false{color:#e7b2a2;background:#64392e40;border:1px solid #e7b2a250}.truth-counter{display:flex;gap:20px;align-items:center;padding:23px;background:#253c4640;margin-top:18px}.truth-counter>strong{font:3rem/1.1 Georgia;color:var(--gold)}.truth-counter 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dl>div{display:flex;gap:10px;justify-content:space-between;font-size:.95rem;line-height:1.9}.file-option dt,.file-option dd{margin:0}.time-studio{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:center;padding:25px 10px}.clock-work{display:flex;align-items:center;flex-direction:column;gap:12px}.clock-work svg{width:min(100%,190px);height:auto}.clock-work output{font:2rem/1.3 ui-monospace,monospace;color:var(--gold)}.time-reference{display:flex;flex-direction:column;gap:12px;padding-inline-start:20px;border-inline-start:1px solid #b5c4c660}.time-reference strong{font:2rem/1.3 ui-monospace,monospace;color:#dde9ed}.time-reference small,.time-reference span{font-size:.95rem;color:#afc3ce}.time-compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:30px 0}.time-compare>div{display:flex;flex-direction:column;gap:10px;background:#0c1a27;padding:24px;border-top:1px solid var(--gold)}.time-compare strong{font:1.9rem/1.5 ui-monospace,monospace}.clue-list{padding:20px 24px 20px 46px;background:#0a1622;border:1px solid #52687970;margin-block:24px;line-height:1.9}.clue-list li+li{margin-top:8px}.evidence-track{border-inline-start:1px solid #a5c4c16e;margin:30px 0 30px 8px;padding-inline-start:24px}.evidence-track article{display:grid;grid-template-columns:75px minmax(0,1fr);gap:20px;position:relative;padding:10px 0 16px}.evidence-track article::before{content:'';width:7px;height:7px;border:1px solid var(--gold);background:var(--bg);position:absolute;left:-29px;top:19px;border-radius:50%}.evidence-track time{font:1.1rem/1.85 ui-monospace,monospace;color:var(--gold)}.evidence-track p{color:#d6e3e7}.practice-intro,.archive-intro,.shelf-intro{margin:25px 0 35px;max-width:760px}.practice-intro p,.archive-intro p,.shelf-intro p{margin-top:12px;color:var(--muted)}.archive-intro h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}.filter-chip{border:1px solid #6a82976b;background:#152434;border-radius:30px;padding:10px 17px;min-height:44px;font-size:.95rem}.filter-chip[aria-pressed=true]{color:var(--gold);border-color:var(--gold)}.filter-chip small{margin-inline-start:6px;opacity:.7}.practice-row{display:grid;grid-template-columns:62px minmax(0,1fr) 34px;gap:22px;padding:26px 12px;border-bottom:1px solid #6c819b60;align-items:center}.practice-row:hover,.dossier-row:hover{background:#28394735}.practice-num{font:1.7rem Georgia;color:var(--gold)}.practice-row h2{font-size:1.45rem;margin:9px 0}.practice-row p{color:#aebfcc}.practice-row small{color:var(--mint);font-size:.875rem}.practice-arrow{font-size:1.5rem;color:var(--gold)}.dossier-row{display:grid;grid-template-columns:84px minmax(0,1fr) 70px;gap:26px;padding:30px 24px;margin-bottom:16px;border:1px solid #76899b60;border-radius:5px;background:#12203080;align-items:center;transition:background .2s}.dossier-index{font:3.2rem Georgia;color:#bba57d}.dossier-row small{color:var(--gold);font-size:.875rem}.dossier-row h2{font-size:1.55rem;line-height:1.6;margin:10px 0}.dossier-row p{color:var(--muted);margin-bottom:14px}.dossier-row div>span{color:#9db2c5;font-size:.875rem;line-height:1.7;display:block}.dossier-row>b{font-size:.95rem;color:var(--gold);font-weight:400}.method-heading{margin:30px 0}.method-heading p{color:var(--muted);margin-top:12px}.axis-tabs{grid-template-columns:repeat(5,minmax(0,1fr))}.axis-tabs button{min-width:0;height:auto;padding:18px 12px}.method-definition{padding:30px;border:1px solid #7188a266;background:#132132}.method-definition p{margin-top:12px;max-width:var(--measure);color:var(--muted)}.method-examples{font-size:.95rem}.taxonomy-guide{margin-top:22px}.taxonomy-guide summary{color:var(--gold)}.taxonomy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}.taxonomy-grid article{padding:20px;background:#0b1925;border:1px solid #8093a547}.taxonomy-grid b{font:1.4rem 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#6b829877;background:#122131;font-size:.95rem}.dossier-progress button[aria-current=step]{border-color:var(--gold);color:var(--gold)}.dossier-title{margin-bottom:30px}.dossier-title h1{margin:15px 0 22px}.dossier-title p{max-width:var(--measure);color:#b8c8d4}.case-question{padding:26px;border-inline-start:3px solid var(--gold);background:#24364b45;margin:25px 0}.case-question strong{display:block;line-height:1.9;font-size:1.1rem;font-weight:500}.case-question p{margin-top:10px;font-size:.95rem;color:var(--muted)}.search-records{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px}.search-records button{display:flex;flex-direction:column;gap:20px;padding:24px;text-align:start;background:#182a3d;border:1px solid #7891a570;border-radius:5px}.search-records b{font-size:.875rem;font-weight:400;color:var(--gold)}.found-record{padding:28px;background:#edf0e9;color:#192f3d;border-radius:5px;margin:20px 0;animation:reveal-in .25s ease}.found-record .eyebrow{color:#476476}.case-step-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}.letter-compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:28px 0}.letter-compare>article{padding:28px;background:#e3e8e3;color:#1a303a;border-top:3px solid var(--gold);border-radius:4px}.letter-compare h2{margin:12px 0 24px;font-size:1.45rem}.letter-compare dl{display:grid;grid-template-columns:70px 1fr;gap:16px;line-height:1.8;margin:0}.letter-compare dd{margin:0}.letter-compare dt{color:#526a70}.fold-evidence{padding:24px;border:1px solid #83b6bc77;margin:20px 0;background:#28485244}.fold-evidence strong{font-size:1.1rem;line-height:1.8}.fold-evidence p{margin-top:12px}.question-label{margin-top:26px}.case-ending{position:relative;background:linear-gradient(135deg,#15342f,#142737);border:1px solid #91c2af80;padding:clamp(24px,4vw,48px);margin:30px 0;animation:reveal-in .5s ease;border-radius:6px}.case-ending h1,.case-ending h2{color:#edf3e4}.case-ending>p{margin:22px 0;color:#d4e4df;max-width:var(--measure)}.case-seal{display:inline-block;border:1px solid #acccad;color:#c6e1c2;padding:7px 15px;font-size:.875rem;letter-spacing:.12em;margin-bottom:26px}.case-ending>.eyebrow{color:var(--mint)}.case-ending ol{padding-inline-start:22px;line-height:1.95}.case-ending li{padding:8px 0}.ending-key{padding-top:20px;border-top:1px solid #add1bf50}.ending-frames{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0 0}.ending-frames button{flex:1 1 180px;background:#102623;border:1px solid #83a39d90;padding:13px 18px;font-size:1rem}.ending-frames button[aria-pressed=true]{color:var(--gold);border-color:var(--gold)}.ending-frame{padding:26px;background:#0c1d2180;margin-top:18px}.ending-frame h2{font-size:1.45rem;margin-bottom:15px}.ending-frame strong{display:block;margin-top:20px;color:var(--mint);font-size:1rem;font-weight:400;line-height:1.8}.story-vs-event{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:26px 0}.story-vs-event>div{border-top:1px solid #a3c4b366;padding-top:20px}.story-vs-event small{color:var(--gold)}.story-vs-event p{margin-top:12px}.source-boundary{margin-top:25px;border-top:1px solid #b0c5b855}.source-boundary p{font-size:.95rem;color:var(--muted);margin-top:10px}.ancient-pages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:28px 0}.ancient-page{display:flex;flex-direction:column;gap:20px;min-width:0;text-align:start;padding:26px;background:#e0e4d7;color:#263e39;border:1px solid #e2c98e;border-radius:3px}.ancient-page>span{font-size:.875rem;color:#536861}.ancient-page>strong{font:500 1.3rem/1.7 Georgia,'Songti SC',serif}.ancient-page p{font-size:1rem}.sequence-slots{list-style:none;margin:28px 0;padding:0;display:grid;gap:12px}.sequence-slots li{padding:20px;border:1px dashed #8b9eae;background:#142637;display:flex;gap:24px;line-height:1.8}.sequence-slots li span{color:var(--gold);font-family:Georgia}.sequence-pool{display:flex;flex-wrap:wrap;gap:12px}.case-next{padding:30px 0}.case-next p{margin:12px 0 20px;color:var(--muted)}.case-evidence{border-top:1px solid #718fa588;padding:30px 0}.case-evidence>p{margin-bottom:22px;max-width:var(--measure)}.record-table{width:100%;table-layout:fixed}.record-table th,.record-table td{overflow-wrap:anywhere;line-height:1.7}.photo-model,.lab-workbench,.lab-materials{min-width:0}.photo-model p{font-size:.95rem}.circle-matrix{width:100%;table-layout:fixed}.circle-matrix th{white-space:normal;font-size:.95rem}.circle-matrix button{width:100%;min-width:0;min-height:46px}.circle-matrix caption{text-align:start;line-height:1.8;margin:18px 0}.archive-follow{flex-wrap:wrap}.archive-progress button,.dossier-progress button{white-space:normal}.lab-source{max-width:var(--measure)}
@keyframes reveal-in{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:900px){.short-layout{grid-template-columns:90px minmax(0,1fr);gap:22px}.play-rail{padding-top:25px}.play-rail>strong{font-size:4rem}.play-rail p{display:none}.top{padding-top:16px}.axis-tabs{grid-template-columns:repeat(3,minmax(0,1fr))}.classified-list{grid-template-columns:repeat(2,minmax(0,1fr))}.dossier-row{grid-template-columns:55px minmax(0,1fr);gap:22px}.dossier-row>b{grid-column:2}.dossier-index{font-size:2.5rem}.ancient-pages{grid-template-columns:1fr}.ancient-page{padding:22px;gap:12px}.search-records{grid-template-columns:1fr}.search-records button{flex-direction:row;justify-content:space-between;gap:15px;padding:20px}}
@media(max-width:640px){main{padding:20px 4.5% 42px}.studio-bar{gap:16px;margin-bottom:20px}.section-title{font-size:1.2rem}.segmented{width:100%}.segmented button{font-size:.95rem;padding:10px 12px}.short-layout{display:block}.play-rail{position:static;display:flex;align-items:center;gap:8px;padding:0 3px 14px}.play-rail .eyebrow{display:none}.play-rail>strong{font-size:1.45rem}.play-rail>span{font-size:.95rem}.progress-dots{margin:0 0 0 auto;max-width:none;gap:0;flex-wrap:nowrap}.progress-dot{width:31px;min-height:44px}.play-card{padding:20px 18px;border-radius:7px}.play-card-top{padding-bottom:15px;gap:8px;font-size:.875rem}.play-card header{padding-top:20px;margin-bottom:20px}.play-card h1{font-size:1.7rem}.play-card h2{font-size:1.4rem}.story-slip{padding:20px 18px}.story-slip blockquote{font-size:1.2rem;line-height:1.8}.thinking-space{padding-top:20px;min-height:72px}.reveal-actions{gap:10px;margin-top:20px}.reveal-actions>*{flex:1 1 150px;margin:0!important}.short-footer{margin-top:26px}.short-footer>div{width:100%;display:grid;grid-template-columns:1fr 1fr}.short-footer .primary,.short-footer .quiet{padding:11px 10px;gap:7px;font-size:.95rem}.choice{flex-basis:120px;padding:12px 10px}.reveal-panel{padding:22px 18px}.reveal-panel h3{font-size:1.35rem}.relation-map{padding:18px 12px}.relation-top,.relation-bottom{gap:36px}.relation-person strong{font-size:1rem}.relation-person small{font-size:.875rem}.relation-lines{gap:25px;font-size:.875rem}.testimony-stack>div{padding:16px;font-size:1rem;gap:10px}.truth-counter{padding:18px;gap:15px}.file-deck{gap:13px}.file-option{padding:17px 12px}.file-option dl>div{display:block;margin-bottom:9px}.file-option dd{font-weight:600}.file-option>strong{font-size:1.1rem}.time-studio{gap:16px;padding:20px 0}.time-reference{padding-inline-start:15px}.time-reference strong,.clock-work output{font-size:1.7rem}.time-compare{gap:12px}.time-compare>div{padding:18px 12px}.time-compare strong{font-size:1.65rem}.clock-adjust{flex-wrap:wrap;gap:10px}.clock-adjust>span{font-size:.875rem}.compass-strip{font-size:.9rem;gap:9px;padding:12px 10px}.evidence-track{padding-inline-start:20px}.evidence-track article{grid-template-columns:65px 1fr;gap:12px}.evidence-track article::before{left:-25px}.practice-row{grid-template-columns:34px minmax(0,1fr) 22px;gap:13px;padding:24px 0}.practice-num{font-size:1.3rem}.practice-row h2{font-size:1.25rem}.practice-row p{font-size:.95rem}.dossier-row{padding:23px 18px;gap:16px;grid-template-columns:36px minmax(0,1fr)}.dossier-index{font-size:1.9rem}.dossier-row h2{font-size:1.35rem}.dossier-row p{font-size:1rem}.archive-intro h2{font-size:1.85rem}.axis-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.axis-tabs button{padding:16px 11px}.axis-tabs small{font-size:.875rem;line-height:1.7}.method-definition{padding:22px 18px}.taxonomy-grid,.classified-list{grid-template-columns:1fr}.method-heading h2{font-size:1.5rem}.dossier-progress{gap:7px;margin:22px 0 28px}.dossier-progress button{font-size:.9rem;padding:11px 7px}.dossier-title h1{font-size:1.95rem}.letter-compare{gap:12px}.letter-compare>article{padding:20px 14px}.letter-compare h2{font-size:1.25rem}.letter-compare dl{display:block}.letter-compare dt{margin:16px 0 3px;font-size:.9rem}.letter-compare dd{font-size:1rem}.case-ending{padding:25px 20px}.case-ending h1{font-size:1.9rem}.ending-frame{padding:21px 17px}.story-vs-event{grid-template-columns:1fr}.case-step-actions>*{flex:1 1 150px}.record-table th,.record-table td{font-size:.95rem;padding:12px 7px}.circle-matrix th{font-size:.875rem}.circle-matrix th,.circle-matrix td{padding:3px}.circle-matrix button{font-size:1.25rem;min-height:48px}.source-caption{font-size:.875rem}.book-spine{min-height:200px}}
@media(max-width:360px){.progress-dot{width:27px}.play-card{padding:18px 14px}.relation-person{padding:12px 5px}.file-deck,.letter-compare,.time-compare{grid-template-columns:1fr}.truth-counter{gap:12px}.truth-counter>b{font-size:.9rem}}
html[lang=en] h1,html[lang=en] h2,html[lang=en] h3{line-height:1.35}html[lang=ja] p{line-height:1.95}html[lang=en] .eyebrow{letter-spacing:.025em}html[lang=en] .top nav{gap:18px}html[lang=en] .top nav a{max-width:13rem}html[lang=ja] .brand{letter-spacing:.03em}.language-slot:empty{display:none}@media(prefers-reduced-motion:reduce){.reveal-panel,.case-ending,.found-record{animation:none}}