:root{--bg:#101112;--panel:#161719;--panel2:#1c1d20;--paper:#e9e5dc;--muted:#9a9994;--dim:#666968;--line:#303234;--red:#c7453c;--gold:#baa778;--serif:'Noto Serif CJK JP','Noto Serif SC','Yu Mincho','Songti SC',Georgia,serif;--sans:'Noto Sans CJK SC','Hiragino Sans GB','Yu Gothic UI','Microsoft Yahei',sans-serif;--mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;background:var(--bg);color:var(--paper);font:13px/1.6 var(--sans);-webkit-font-smoothing:antialiased}body.dialog-open{overflow:hidden}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button{border:0;background:none}button:disabled{opacity:.3;cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:4px}button:hover{color:#fff}img{max-width:100%}[hidden]{display:none!important}::selection{background:#702a29;color:#fff}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;clip:rect(0,0,0,0);overflow:hidden;white-space:nowrap}.skip{position:fixed;top:-80px;left:18px;z-index:300;background:var(--paper);color:#111;padding:12px}.skip:focus{top:10px}.micro{font:10px/1.6 var(--mono);letter-spacing:1.5px}.red{color:var(--red)}
.topbar{height:68px;position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line);display:flex;align-items:center;background:rgba(16,17,18,.97);backdrop-filter:blur(14px);padding:0 28px}.brand{width:230px;display:flex;gap:13px;align-items:center;font:25px/1 var(--serif);letter-spacing:3px;flex-shrink:0}.brand svg{height:34px;width:34px;stroke:var(--paper);stroke-width:1.3;fill:none}.brand svg .red-stroke{stroke:var(--red);stroke-width:.65}.brand-sub{display:block;font:7px/1.4 var(--mono);letter-spacing:1.3px;margin-top:6px}.top-path{display:flex;gap:18px;align-items:center;color:var(--muted);font-size:11px;letter-spacing:1px}.top-path i{font-style:normal;color:#4a4c4c}.top-path strong{font-weight:400;color:var(--paper)}.path-square{width:5px;height:5px;background:var(--red)}.top-tools{display:flex;align-items:center;gap:26px;margin-left:auto}.offline{font-size:10px;color:var(--muted);letter-spacing:1px}.offline b{display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--gold);margin-right:6px}.text-button{font-size:11px;padding:6px 0;letter-spacing:.8px;color:var(--muted);display:inline-flex;align-items:center;gap:15px}.text-button:hover{color:var(--paper)}.text-button>span{color:var(--red)}.icon-button{width:36px;height:36px;font:23px/1 var(--sans);display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--paper)}.icon-button:hover{background:#292b2c}.menu-button{display:none}
.workspace{display:grid;grid-template-columns:232px minmax(0,1fr)}.sidebar{height:calc(100dvh - 68px);position:sticky;top:68px;padding:28px 22px 14px;overflow:auto;border-right:1px solid var(--line);scrollbar-width:thin;background:#121315;display:flex;flex-direction:column;gap:0}.subject-block{padding:0 0 25px;border-bottom:1px solid var(--line)}.subject-block>.micro{display:flex;justify-content:space-between;color:var(--muted)}.side-name{font:36px/1 var(--serif);letter-spacing:-1px;margin-top:15px}.side-name span{display:block;font:14px/1.3 var(--serif);letter-spacing:6px;margin-top:11px}.subject-block p{font:12px/2 var(--serif);color:var(--muted);margin:18px 0}.outline-button{border:1px solid #48453d;padding:9px 12px;font-size:11px;display:flex;justify-content:space-between;align-items:center;gap:18px;width:100%;text-align:left}.outline-button:hover{background:#222222;border-color:var(--gold)}.outline-button span{color:var(--gold)}.index-label{display:flex;justify-content:space-between;margin:22px 0 8px;font-size:10px;letter-spacing:1px;color:var(--muted)}.index-label>span:last-child{font:8px var(--mono);padding-top:4px;color:var(--dim)}.mini-map{height:123px;background:linear-gradient(#25262866 1px,transparent 1px),linear-gradient(90deg,#25262866 1px,transparent 1px);background-size:19px 19px;border:1px solid #282a2c}.map-svg{width:100%;height:100%;overflow:visible}.map-note{margin:6px 0 13px;font-size:9px;letter-spacing:.6px;color:var(--dim)}.location-list{display:grid;gap:1px}.location-item{width:100%;display:flex;align-items:center;padding:8px 7px;text-align:left;font-size:11px;line-height:1.1;min-height:32px;color:#b3b3ac;border-left:2px solid transparent}.location-item span:first-child{margin-right:10px;font:10px var(--mono);color:#6c6e69}.location-item b{font:10px var(--mono);margin-left:auto;color:#7b7d79}.location-item:hover{background:#202124}.location-item.active{border-left-color:var(--red);background:#232223;color:#fff}.location-item.active span:first-child{color:var(--red)}.sidebar-bottom{padding-top:23px;margin-top:auto}.bottom-action{display:flex;width:100%;align-items:center;justify-content:space-between;font-size:10px;color:#a9aaa3;min-height:34px}.bottom-action>b,.bottom-action>span:last-child{font:9px var(--mono);color:var(--dim)}.bottom-action.active{color:var(--gold)}.side-sign{border-top:1px solid var(--line);margin-top:14px;padding-top:13px;display:flex;flex-direction:column;gap:5px;font-size:9px;letter-spacing:2px;color:#8c8b83}.side-sign span:last-child{font-size:8px;color:var(--dim)}
.main{padding:27px 30px 0;min-width:0;max-width:2050px;width:100%;margin:auto}.masthead{display:flex;align-items:center;justify-content:space-between;padding:0 0 25px;gap:20px}.eyebrow{font:9px var(--mono);color:#a2a297;letter-spacing:2px;display:flex;gap:13px;align-items:center}.eyebrow span{color:var(--red)}h1{font:48px/1.2 var(--serif);font-weight:500;letter-spacing:2px;margin:12px 0 10px}.punct{color:var(--red);margin-left:1px}.intro{font-size:11px;color:var(--muted);letter-spacing:1.5px;margin:0}.volume{display:flex;align-items:center;gap:25px}.volume>div{border-left:1px solid var(--line);padding-left:22px;display:flex;flex-direction:column}.volume>div>span{font:9px var(--serif);letter-spacing:3px;color:var(--muted)}.volume strong{font:32px/1.2 var(--serif);font-weight:400;letter-spacing:2px;margin-top:5px}.volume strong>span{color:var(--red);font-size:16px}.volume p{font:9px/1.9 var(--mono);letter-spacing:1px;color:var(--muted)}.volume .text-button{align-self:flex-end;white-space:nowrap;margin-bottom:4px}
.control-deck{background:var(--bg);position:sticky;top:68px;z-index:20;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.viewbar{display:flex;justify-content:space-between;align-items:center;gap:16px;border-bottom:1px solid #252628}.view-tabs{display:flex;gap:24px}.view-tab{display:flex;align-items:center;gap:9px;border-bottom:2px solid transparent;padding:13px 1px;color:var(--muted);font-size:12px;white-space:nowrap}.view-tab>span{font:20px/1 var(--mono);color:#6d706e}.view-tab small{font:8px var(--mono);letter-spacing:1px;color:var(--dim)}.view-tab.active{color:var(--paper);border-color:var(--red)}.view-tab.active>span{color:var(--red)}.searchbox{width:230px;display:flex;gap:8px;align-items:center;border-left:1px solid #303133;padding-left:13px}.searchbox svg{width:15px;height:15px;fill:none;stroke:#777b76;stroke-width:1.5;flex-shrink:0}.searchbox input{min-width:0;width:100%;height:35px;background:transparent;color:var(--paper);border:0;font-size:11px;outline:none}.searchbox input::placeholder{color:#737871}.searchbox kbd{font:9px var(--mono);border:1px solid #41423e;color:#92938b;padding:0 4px}.filterbar{min-height:46px;display:flex;align-items:center;justify-content:space-between;gap:10px}.kind-tabs{display:flex;gap:5px;align-items:center}.kind-tab{font-size:11px;color:var(--muted);padding:5px 12px;border:1px solid transparent;white-space:nowrap;line-height:1.5}.kind-tab span{font:9px var(--mono);margin-left:6px;opacity:.6}.kind-tab.active{border-color:#42413b;color:#e7e3d8;background:#232423}.kind-tab[data-kind=anomaly].active{border-color:#793a33;color:#f5bab5;background:#321c1b}.filter-right{display:flex;gap:12px}.filter-right select{max-width:125px;background:transparent;border:0;color:var(--muted);font-size:10px;cursor:pointer;outline-offset:1px}.filter-right option{background:#1d1e1e}.reading-strip{display:flex;gap:13px;justify-content:space-between;align-items:center;min-height:47px;font-size:10px;color:var(--muted)}.reading-strip p{margin:0;letter-spacing:1px}.reading-strip p b{color:var(--paper);font-weight:400}.reading-hint{margin-left:auto;letter-spacing:.5px;color:var(--dim)}.reading-hint span{margin-left:7px;color:var(--red)}
.masonry{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:8px;gap:14px;align-items:start}.evidence-card{border:1px solid #303134;background:#18191b;min-width:0;position:relative;transition:border-color .25s,transform .25s;isolation:isolate}.evidence-card.wide{grid-column:span 2}.evidence-card:hover{border-color:#8b8070;transform:translateY(-2px);z-index:1}.card-hit{width:100%;display:block;text-align:left;padding:0}.card-image{position:relative;background:#282828;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease,filter .4s;filter:brightness(.94)}.evidence-card:hover img{transform:scale(1.025);filter:brightness(1.05)}.card-image:after{content:'';position:absolute;inset:50% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.8));pointer-events:none}.card-topline{position:absolute;top:10px;left:10px;display:flex;gap:7px;align-items:center;z-index:2;font:9px var(--mono);letter-spacing:1px;text-shadow:0 1px 4px #000}.frame-number{padding:3px 5px;background:#101010b8;border:1px solid #e0dfd44d}.card-focus{width:7px;height:7px;border-left:1px solid #e9e5dc;border-top:1px solid #e9e5dc}.card-image-label{position:absolute;bottom:12px;left:13px;right:13px;display:flex;justify-content:space-between;align-items:flex-end;gap:8px;z-index:2}.card-date{font:10px/1.7 var(--mono);letter-spacing:.8px;text-shadow:0 1px 5px #000}.card-date b{font:20px/1.2 var(--serif);display:block;color:#f2ece0}.kind-badge{font:9px/1.2 var(--sans);letter-spacing:1px;display:inline-flex;align-items:center;gap:5px;padding:4px 6px;border:1px solid #c1bb9d66;background:#1314149e;color:#dad5c3;white-space:nowrap}.kind-badge:before{content:'';width:4px;height:4px;background:#b8a883}.kind-badge.anomaly{border-color:#b3514777;color:#f6b4aa;background:#361b19b3}.kind-badge.anomaly:before{background:var(--red)}.kind-badge.investigation{border-color:#82908b77;color:#c7d9d0}.kind-badge.investigation:before{background:#a2b5ab}.kind-badge.aftermath{color:#c1c0c2;border-color:#99999970}.kind-badge.aftermath:before{background:#b4b2b4}.card-caption{padding:12px 13px 14px;position:relative}.card-caption h2{font:15px/1.5 var(--serif);letter-spacing:.5px;margin:0 0 5px;font-weight:500}.card-caption p{font-size:10px;color:var(--muted);margin:0;padding-right:15px;letter-spacing:.2px}.card-caption .arrow{position:absolute;right:14px;bottom:15px;color:#a7a38f;font-size:16px}.bookmark{position:absolute;top:9px;right:9px;z-index:5;width:28px;height:28px;background:#10111296;border:1px solid #ebe5d02f;color:#e2dbc7;font-size:16px}.bookmark:hover,.bookmark.saved{background:#554b37;color:#fff0c6;border-color:var(--gold)}.caption-mini{display:flex;justify-content:space-between;color:var(--dim);font:8px var(--mono);letter-spacing:.7px;margin-bottom:6px}.img-failed{height:100%;min-height:120px;display:grid;place-items:center;background:#1a1a1a;color:var(--muted)}
.map-panel{border:1px solid var(--line);background:#141618;margin-bottom:22px}.map-heading{display:flex;justify-content:space-between;gap:14px;padding:16px 20px;border-bottom:1px solid var(--line);font:10px var(--mono);letter-spacing:1.2px}.map-heading small{font:11px var(--sans);color:var(--muted);letter-spacing:.4px}.large-map{height:360px;background:linear-gradient(#292b2d44 1px,transparent 1px),linear-gradient(90deg,#292b2d44 1px,transparent 1px);background-size:30px 30px}.map-legend{padding:12px 20px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:15px}.map-legend b{width:5px;height:5px;display:inline-block;background:var(--red);margin-right:6px}.map-node{cursor:pointer;outline:none}.map-node circle.main-dot{fill:#c7453c;stroke:#de9483;stroke-width:.2}.map-node circle.ring{fill:transparent;stroke:#a04d43;stroke-width:.35;opacity:.55}.map-node text{fill:#c9c7ba;font:2.15px var(--sans)}.map-node text.en{font:1.6px var(--mono);fill:#8b918a;letter-spacing:.25px}.map-node:hover circle.ring,.map-node.active circle.ring,.map-node:focus circle.ring{stroke:var(--paper);opacity:1;stroke-width:.6}.map-node.active circle.main-dot{fill:#fff4ce}.map-node:hover text,.map-node.active text{fill:#fff1cb}
.timeline{display:grid;gap:25px}.timeline-day{display:grid;grid-template-columns:134px minmax(0,1fr);gap:22px}.timeline-date{border-top:1px solid var(--line);padding-top:16px;position:sticky;top:180px;align-self:start}.timeline-date span{font:10px var(--mono);letter-spacing:1px;color:var(--muted)}.timeline-date h2{font:33px/1.2 var(--serif);margin:10px 0 8px;font-weight:400}.timeline-date p{font-size:10px;color:var(--dim)}.timeline-items{border-left:1px solid var(--line);padding-left:24px;display:grid;gap:15px}.time-entry{position:relative}.time-entry:before{content:'';position:absolute;width:7px;height:7px;border-radius:50%;border:1px solid var(--red);background:var(--bg);left:-28px;top:25px}.time-hit{display:grid;grid-template-columns:160px minmax(0,1fr);text-align:left;padding:0;border:1px solid var(--line);background:#161719;width:100%}.time-hit:hover{border-color:#716957}.time-hit img{width:160px;height:177px;object-fit:cover}.time-content{padding:17px 22px}.time-content>div{display:flex;align-items:center;justify-content:space-between}.time-content time{font:20px var(--serif)}.time-content h3{font:20px var(--serif);margin:10px 0 9px}.time-content p{margin:0;color:#a0a29b;font-size:11px}.time-content .summary{margin-top:10px;max-width:650px;line-height:1.8}
.empty-state{padding:65px 20px 100px;border:1px solid var(--line);text-align:center}.empty-state>span{font:70px var(--serif);color:var(--red)}.empty-state h2{font:24px var(--serif)}.empty-state p{color:var(--muted);font-size:12px}.empty-state button{width:auto;margin:25px auto 0}.footer{padding-top:45px;margin-top:30px;padding-bottom:24px;border-top:1px solid var(--line)}.footer>p{font:22px/1.8 var(--serif);letter-spacing:3px;margin:0 0 30px;color:#b4b4aa}.footer em{font-style:normal;color:#efe9da}.footer>div{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--dim);font-size:9px;letter-spacing:.6px}
.record-dialog,.info-dialog{color:var(--paper);padding:0;background:#141517;border:1px solid #4b4c46;max-width:none;max-height:none;box-shadow:0 30px 120px #0008}.record-dialog{width:min(1420px,95vw);height:min(970px,94dvh)}dialog::backdrop{background:rgba(4,6,7,.9);backdrop-filter:blur(7px)}.dialog-top{height:52px;border-bottom:1px solid var(--line);padding:0 16px 0 22px;display:flex;align-items:center;justify-content:space-between;background:#151718;position:relative;z-index:5}.dialog-top>span{font:10px var(--mono);letter-spacing:2px;color:#b3b5ad}.dialog-top>div{display:flex;align-items:center;gap:15px}.dialog-top .icon-button{border:0;height:32px;width:32px}.dialog-top .close-dialog{margin-left:12px;border-left:1px solid var(--line);padding-left:10px}.detail-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(360px,1fr);height:calc(100% - 52px)}.detail-image-zone{display:flex;flex-direction:column;background:#0b0c0e;min-height:0;min-width:0;border-right:1px solid var(--line)}.image-stage{flex:1;min-height:0;display:flex;justify-content:center;align-items:center;overflow:auto;background:repeating-linear-gradient(45deg,#0c0d0e,#0c0d0e 10px,#0e0f10 10px,#0e0f10 20px);scrollbar-width:thin}.image-stage img{display:block;width:100%;height:100%;object-fit:contain;max-width:100%}.image-stage.zoom{display:block}.image-stage.zoom img{width:180%;max-width:none;height:auto;object-fit:unset}.image-controls{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:43px;padding:0 16px;border-top:1px solid #242627;font:9px var(--mono);color:var(--dim)}.detail-info{padding:25px 27px;overflow:auto;scrollbar-width:thin}.detail-heading{display:flex;justify-content:space-between;align-items:center;gap:8px}.draft-badge{font:8px var(--mono);color:var(--dim);letter-spacing:.6px}.detail-info h2{font:29px/1.5 var(--serif);margin:15px 0 4px;font-weight:500;letter-spacing:.8px}.detail-ja{font:11px var(--serif);letter-spacing:2px;color:var(--muted);margin:0 0 23px}.coordinates{display:grid;grid-template-columns:.9fr 1.1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 0 24px;padding:13px 0;gap:10px}.coordinates dt{font:8px var(--mono);letter-spacing:1.5px;color:var(--dim);margin-bottom:6px}.coordinates dd{margin:0;font-size:11px;line-height:1.7;color:#cfcabe}.record-copy{margin-top:20px}.record-copy h3{font:9px var(--mono);color:var(--red);margin:0 0 8px;display:flex;gap:9px;align-items:center}.record-copy h3 span{font:12px var(--sans);color:#dad6c9;letter-spacing:1px}.record-copy p{font:13px/2 var(--serif);margin:0;color:#c4c3ba}.interpretation p{font:11px/1.9 var(--sans);color:#969c93}.shotline{display:flex;gap:14px;margin-top:19px;font-size:10px;color:var(--muted)}.shotline>span{white-space:nowrap;color:var(--gold)}.shotline p{margin:0}.detail-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.detail-tags span{padding:2px 7px;border:1px solid #373934;color:#adae9e;font-size:9px}.annotation{margin-top:25px;border-top:1px solid var(--line);padding-top:16px}.annotation>div{display:flex;justify-content:space-between;align-items:center}.annotation h3,.related h3{font-size:11px;font-weight:400;letter-spacing:.5px;margin:0 0 10px}.annotation textarea{display:block;background:#0f1113;border:1px solid #343936;width:100%;resize:vertical;color:#e3ddcc;padding:12px;font-size:12px;line-height:1.8;min-height:94px}.annotation textarea::placeholder{color:#656e64}.annotation small{display:block;font-size:9px;color:#858d7e;margin-top:6px}.related{margin-top:25px}.related h3{display:flex;justify-content:space-between}.related h3 span{font:8px var(--mono);color:var(--dim);letter-spacing:1px}.related>div{display:flex;gap:8px}.related-card{width:calc(33.333% - 5px);padding:0;text-align:left;font-size:9px;color:var(--muted);line-height:1.5}.related-card img{width:100%;height:68px;object-fit:cover;display:block;border:1px solid var(--line);margin-bottom:5px}.related-card:hover img{border-color:var(--red)}.detail-footnote{font-size:9px;line-height:1.8;color:#6e7469;border-top:1px dotted var(--line);padding-top:14px;margin-top:22px}
.info-dialog{width:min(1050px,94vw);max-height:92dvh;overflow:auto}.info-dialog .dialog-top{position:sticky;top:0}.info-content-body{padding:28px}.info-content-body>h2{font:32px var(--serif);margin:0 0 14px}.info-lead{font-size:12px;line-height:1.9;color:#a6aaa0;max-width:700px}.appendix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:25px}.appendix-card{padding:0;text-align:left;border:1px solid var(--line);background:#191a1b}.appendix-card img{width:100%;height:210px;object-fit:cover;object-position:top;display:block}.appendix-card h3{font:15px var(--serif);margin:14px}.appendix-card p{font-size:10px;color:var(--muted);margin:0 14px 17px;line-height:1.9}.appendix-single img{width:100%;max-height:70dvh;object-fit:contain;background:#0b0d0e}.info-prose{max-width:700px}.info-prose h3{font:17px var(--serif);margin-top:28px}.info-prose p{font-size:12px;line-height:2;color:#b8bab0}.info-prose code{color:#d9c99d;font:11px var(--mono)}.info-row{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:24px}.info-row img{width:100%;object-fit:contain}.info-row p{line-height:2;font-size:12px;color:#bbbbae}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:300;background:var(--paper);color:#141414;border-left:3px solid var(--red);padding:12px 22px;font-size:12px;box-shadow:0 5px 40px #0008;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.menu-backdrop{position:fixed;inset:68px 0 0;background:#0009;z-index:39}.noscript{padding:40px;color:white}
@media(min-width:1800px){.main{padding-left:45px;padding-right:45px}.masonry{grid-template-columns:repeat(5,minmax(0,1fr))}.masthead{padding-bottom:32px;padding-top:10px}h1{font-size:57px}}
@media(max-width:1250px){.workspace{grid-template-columns:205px minmax(0,1fr)}.sidebar{padding-left:17px;padding-right:17px}.brand{width:205px}.main{padding:23px 22px 0}.masonry{grid-template-columns:repeat(3,minmax(0,1fr))}.volume{gap:16px}.volume p{display:none}.view-tabs{gap:20px}.view-tab small{display:none}.searchbox{width:205px}h1{font-size:44px}.detail-layout{grid-template-columns:minmax(0,1.2fr) 360px}}
@media(max-width:950px){.topbar{padding:0 18px;height:60px}.brand{width:auto;font-size:22px}.brand-sub{font-size:6px}.top-path{margin-left:30px;gap:12px}.top-tools{gap:17px}.offline{display:none}.workspace{display:block}.sidebar{position:fixed;left:-270px;top:60px;width:248px;height:calc(100dvh - 60px);z-index:41;transition:left .2s}.sidebar.open{left:0}.menu-button{display:inline-flex;border:0;font-size:21px}.menu-backdrop{top:60px}.main{padding:20px 23px 0}.control-deck{top:60px}.masthead{padding-bottom:20px}.subject-block{padding-bottom:20px}.record-dialog{width:98vw;height:97dvh}.detail-layout{grid-template-columns:minmax(0,1fr) 335px}.detail-info{padding:21px}.masonry{gap:13px}.volume strong{font-size:29px}.map-heading{flex-direction:column;gap:8px}}
@media(max-width:650px){.topbar{height:56px;padding:0 14px}.brand{font-size:21px;gap:8px}.brand svg{height:27px;width:27px}.brand-sub{font-size:5px;letter-spacing:.8px}.top-path{display:none}.top-tools{gap:15px}.top-tools .text-button{font-size:10px}.workspace{min-width:0}.sidebar{top:56px;height:calc(100dvh - 56px)}.menu-backdrop{top:56px}.main{padding:21px 13px 0}.eyebrow{font-size:7px;gap:7px;letter-spacing:1.3px}h1{font-size:34px;letter-spacing:1px;margin:11px 0 8px}.intro{max-width:245px;font-size:10px;letter-spacing:.3px;line-height:1.8}.volume>div{padding-left:12px}.volume>div>span{font-size:8px}.volume strong{font-size:23px;letter-spacing:.7px}.volume{flex-direction:column;gap:8px;align-items:flex-end;min-width:70px}.volume .text-button{font-size:9px;gap:8px;padding:0}.masthead{gap:10px;padding-bottom:19px}.control-deck{top:56px}.viewbar{flex-wrap:wrap;gap:0}.view-tabs{width:100%;justify-content:space-between;gap:0}.view-tab{font-size:11px;gap:7px;padding:10px 9px}.view-tab>span{font-size:18px}.view-tab small{display:inline;font-size:7px;letter-spacing:.7px}.searchbox{border-left:0;border-top:1px solid #272a28;width:100%;padding:0 8px;height:35px}.searchbox input{font-size:11px}.searchbox kbd{display:none}.filterbar{flex-wrap:wrap;gap:0;padding:7px 0;min-height:unset}.kind-tabs{gap:1px;width:100%;justify-content:space-between}.kind-tab{padding:4px 9px;font-size:10px}.kind-tab span{margin-left:3px;font-size:8px}.filter-right{width:100%;justify-content:flex-end;margin-top:8px;gap:20px;padding-right:4px}.filter-right select{font-size:10px}.reading-strip{min-height:39px;font-size:9px;gap:7px}.reading-hint{display:none}.reading-strip p{letter-spacing:.3px}.reading-strip .text-button{font-size:9px}.masonry{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;grid-auto-rows:8px}.card-caption{padding:9px 9px 11px}.card-caption h2{font-size:12px;line-height:1.5;margin-bottom:4px;letter-spacing:0}.card-caption p{font-size:8px;line-height:1.6;padding-right:8px}.card-caption .arrow{font-size:12px;bottom:10px;right:8px}.card-topline{font-size:7px;top:7px;left:7px;gap:5px}.card-date{font-size:8px;letter-spacing:.3px}.card-date b{font-size:17px}.card-image-label{bottom:8px;left:9px;right:7px}.kind-badge{font-size:8px;letter-spacing:0;padding:3px 4px;gap:4px}.kind-badge:before{width:3px;height:3px}.bookmark{width:23px;height:23px;right:6px;top:6px;font-size:14px}.caption-mini{font-size:6px}.footer{padding-top:27px}.footer>p{font-size:17px;letter-spacing:1px;line-height:2}.footer>div{font-size:8px;gap:10px}.footer>div>span:nth-child(2){order:3;width:100%}.timeline-day{grid-template-columns:1fr;gap:8px}.timeline-date{position:static;display:flex;align-items:baseline;gap:13px;padding-top:8px}.timeline-date h2{font-size:25px;margin:0}.timeline-date p{margin-left:auto}.timeline-items{margin-left:5px;padding-left:15px;gap:13px}.time-entry:before{left:-19px;width:7px;height:7px}.time-hit{grid-template-columns:103px minmax(0,1fr)}.time-hit img{width:103px;height:156px}.time-content{padding:10px 12px}.time-content time{font-size:18px}.time-content h3{font-size:16px;margin:8px 0}.time-content p{font-size:9px}.time-content .summary{font-size:10px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.large-map{height:270px}.map-heading{padding:12px}.map-heading small{font-size:10px}.map-legend{padding:10px;align-items:start;font-size:9px}.map-legend span:last-child{max-width:190px}.record-dialog{width:100vw;height:100dvh;border:0;margin:0;max-height:100dvh}.dialog-top{height:48px;padding:0 12px}.dialog-top>span{font-size:9px;letter-spacing:1px}.dialog-top>div{gap:8px}.dialog-top .close-dialog{margin-left:0}.detail-layout{display:block;height:calc(100% - 48px);overflow:auto}.detail-image-zone{height:63dvh;border-right:0;border-bottom:1px solid var(--line)}.detail-info{overflow:visible;padding:23px 20px 36px}.detail-info h2{font-size:27px}.detail-ja{font-size:11px}.record-copy p{font-size:13px}.interpretation p{font-size:11px}.coordinates dd{font-size:12px}.info-dialog{width:100vw;max-height:100dvh;height:100dvh;border:0;margin:0}.info-content-body{padding:24px 17px}.info-content-body>h2{font-size:27px}.appendix-grid{grid-template-columns:1fr 1fr;gap:12px}.appendix-card img{height:175px}.appendix-card h3{font-size:13px;margin:10px}.appendix-card p{font-size:10px;margin:0 10px 14px}.info-row{grid-template-columns:1fr}.toast{bottom:22px;width:max-content;max-width:90vw;font-size:11px}.image-controls{min-height:39px}.empty-state{padding:40px 13px 60px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* Host navigation; keep the observation interface self-contained. */
.site-return{display:flex;align-items:center;min-height:44px;margin:0 0 16px;color:inherit;font-size:12px;text-decoration:none;opacity:.75}.site-return:hover,.site-return:focus-visible{opacity:1;text-decoration:underline}

/* Keep focus and loading feedback visible without changing the archive design. */
body.menu-open{overflow:hidden}
[role="button"]:focus-visible{outline:2px solid var(--gold,var(--green));outline-offset:3px}
.map-node:focus-visible .ring{stroke:var(--gold,var(--green));stroke-width:1.5}
.image-stage{position:relative}
.image-feedback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;background:#101512e8;color:var(--paper);font-size:13px;line-height:1.7;padding:24px;text-align:center;z-index:2}
.image-feedback[hidden],.image-feedback button[hidden]{display:none}
.image-feedback button{min-height:44px}
.image-stage[aria-busy="true"] #detailImage{opacity:.35}
@media(max-width:950px){.dialog-top .icon-button,.top-tools .icon-button,.bookmark{min-width:44px;min-height:44px}.view-tab,.kind-tab,.location-item{min-height:44px}}
@media(max-width:650px){.bookmark{width:44px;height:44px}.filter-right>select{min-height:40px}}