.chrono-page{--accent:#136c70;--orange:#ad4d27;--ink:#183548;--muted:#506471;background:#faf9f4}.chrono-main{max-width:1240px;margin:auto;padding:0 36px}.chrono-intro{padding:28px 0 24px}.chrono-intro-row{display:flex;justify-content:space-between;align-items:center;gap:24px}.chrono-page h1{font-size:clamp(2.4rem,5vw,4.5rem);line-height:1.06;letter-spacing:-.055em;margin:4px 0 14px}.chrono-lead{font-size:clamp(1.15rem,2vw,1.5rem);line-height:1.4;margin:0}.chrono-kicker{font-size:.78rem;letter-spacing:.09em;font-weight:700;color:var(--accent);margin:0 0 8px}.chrono-access{font-size:.86rem;padding:15px 20px;border-left:3px solid var(--gold);line-height:1.7}.chrono-controls{padding:20px 24px;background:#fff;border:1px solid var(--line);border-radius:16px}.chrono-controls form{display:flex;align-items:end;gap:12px;flex-wrap:wrap}.chrono-controls label{font-size:.82rem;font-weight:600}.chrono-controls input,.chrono-controls select{display:block;margin-top:5px}.chrono-controls input{width:115px;border:1px solid #8ca6ae;border-radius:8px;padding:8px 13px;min-height:46px}.chrono-page .chrono-primary{background:var(--ink);color:#fff;border-color:var(--ink)}.chrono-page .chrono-primary:hover{background:#285669}.chrono-page button:disabled{opacity:.65}.chrono-controls form button{min-height:46px}.chrono-controls #chrono-range{font-size:.78rem;color:var(--muted);margin:14px 0}.chrono-landmarks{display:flex;flex-wrap:wrap;gap:8px}.chrono-landmarks a{border:1px solid var(--line);border-radius:20px;text-decoration:none;min-height:38px;display:grid;place-items:center;padding:5px 14px;font-size:.88rem;font-weight:600}.chrono-landmarks a[aria-current=true]{background:#e1eeea;border-color:#26756e}.chrono-region{display:flex;align-items:center;gap:12px;margin-top:14px}.chrono-region select{margin:0}.chrono-controls #chrono-status{font-size:.86rem;margin:10px 0 0;min-height:1.3em}.chrono-time-band{display:grid;grid-template-columns:1fr 1.4fr;gap:32px;align-items:center;margin:26px 0 32px;padding:22px 28px;background:#e9efec;border-radius:14px}.chrono-time-band h2{font-size:clamp(3.5rem,8vw,6rem);line-height:1;letter-spacing:-.05em;margin:0;overflow-wrap:anywhere}.chrono-time-band h2 small{display:block;font-size:.8rem;letter-spacing:0;margin-top:8px;font-weight:400}.chrono-century{max-width:490px}.chrono-century svg{display:block;width:100%;height:49px;max-width:420px;margin:4px 0}.chrono-century line{stroke:#8ba9a0;stroke-width:3}.chrono-century circle{fill:var(--orange)}.chrono-century text{font-size:10px;fill:var(--ink)}.chrono-century p{font-size:.79rem;line-height:1.5;margin:4px 0;color:var(--muted)}.chrono-page h2{line-height:1.18;letter-spacing:-.025em}.chrono-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 12px}.chrono-section-heading h2{font-size:1.8rem;margin:0}.chrono-section-heading label{white-space:nowrap;font-size:.8rem}.chrono-section-heading a{font-size:.85rem}.chrono-question{font-size:1.15rem;max-width:750px;margin-bottom:24px}.chrono-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.chrono-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;scroll-margin-top:24px}.chrono-card.is-selected{outline:3px solid var(--accent)}.chrono-card-top{display:flex;align-items:center;gap:10px;margin-bottom:16px}.chrono-number{font-size:.8rem;font-weight:700;display:grid;place-items:center;background:#e6eeeb;width:29px;height:29px;border-radius:50%;flex-shrink:0}.chrono-badge{font-size:.72rem;font-weight:700;color:#25665f}.chrono-badge.is-uncertain{color:#8c4826}.chrono-place{font-size:.76rem;color:var(--muted);margin:0 0 7px;line-height:1.4}.chrono-card h3{font-size:1.23rem;line-height:1.2;letter-spacing:-.025em;margin:0 0 10px}.chrono-card h3 a{text-decoration:none}.chrono-card p{font-size:.87rem;line-height:1.65}.chrono-card .chrono-date{font-size:.76rem;color:var(--orange);font-weight:600;line-height:1.4}.chrono-page summary{cursor:pointer;min-height:44px;padding:10px 0;font-size:.87rem;font-weight:600}.chrono-sources{border-top:1px solid #e1e7e5;margin-top:18px}.chrono-sources p,.chrono-sources a{font-size:.77rem;overflow-wrap:anywhere}.chrono-locate{display:flex;justify-content:space-between;gap:12px;font-size:.78rem;font-weight:600;margin-top:8px}.chrono-page #chrono-more{margin-top:20px}.chrono-selection{border:2px solid var(--accent);border-radius:12px;padding:24px;margin:24px 0;background:#edf4f0;scroll-margin-top:20px}.chrono-selection h2{margin:0}.chrono-selection p{max-width:850px}.chrono-selection a{overflow-wrap:anywhere}.chrono-timeline,.chrono-map-section{margin-top:48px}.chrono-timeline>p{max-width:850px;font-size:.86rem}.chrono-timeline-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff;padding:14px}.chrono-timeline-svg{display:block;min-width:700px;width:100%;overflow:visible}.chrono-timeline-svg text{fill:var(--ink);font:13px -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.chrono-gridline{stroke:#dce5e1}.chrono-now{stroke:var(--orange);stroke-width:2}.chrono-segment rect:not(.chrono-row-hit),.chrono-segment circle{fill:#6e9f94;stroke:#285d55;stroke-width:1.3}.chrono-segment .chrono-row-hit{fill:transparent}.chrono-segment.is-uncertain rect:not(.chrono-row-hit){fill:#f4e8d8;stroke:#966b35;stroke-dasharray:4 3}.chrono-segment:hover .chrono-row-hit,.chrono-segment:focus .chrono-row-hit{fill:#e9f2ef}.chrono-segment.is-selected rect:not(.chrono-row-hit),.chrono-segment.is-selected circle{fill:#ad4d27;stroke:#833718}.chrono-map{display:block;width:100%;height:auto;max-height:480px;background:#eef4f3;border:1px solid var(--line);border-radius:14px}.chrono-point circle{fill:#1d6760;stroke:#fff;stroke-width:3}.chrono-point text{fill:#fff;font:bold 15px sans-serif;pointer-events:none}.chrono-point.is-selected circle{fill:#a94825;stroke-width:5}.chrono-point:focus circle,.chrono-point:hover circle{stroke:#183548;stroke-width:5}.chrono-map-note,.chrono-credit{font-size:.76rem;line-height:1.55;color:var(--muted)}.chrono-map-section details ol{columns:2;padding-left:24px}.chrono-map-section li{font-size:.85rem;break-inside:avoid;margin-bottom:8px}.chrono-perspective{margin:44px 0;padding:28px 32px;background:#183548;color:#fff;border-radius:14px;max-width:920px}.chrono-perspective .chrono-kicker{color:#e8ba80}.chrono-perspective h2{margin:0 0 14px}.chrono-perspective p{font-size:1.05rem;line-height:1.8}.chrono-perspective summary,.chrono-perspective details p{font-size:.8rem}.chrono-perspective a{font-size:.85rem}#chrono-journeys{padding:24px 0;scroll-margin-top:20px}.chrono-journeys{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.chrono-journey{padding:23px;border:1px solid var(--line);border-radius:12px;background:#fff}.chrono-journey h3{font-size:1.2rem;line-height:1.3;margin:8px 0}.chrono-journey p{font-size:.86rem}.chrono-journey-reading{margin-top:15px}.chrono-journey-reading h4{font-size:.95rem}.chrono-journey-reading ol{padding-left:20px;font-size:.85rem}.chrono-journey-reading a{overflow-wrap:anywhere}.chrono-next{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;margin:40px 0;padding:32px;background:#eeeae1;border-radius:14px}.chrono-next h2{margin:0}.chrono-next h3{margin-top:0}.chrono-next li{margin:8px 0}.chrono-offer{display:inline-block;margin-top:12px;font-weight:600}.chrono-method{padding:28px 0;max-width:880px}.chrono-method p{font-size:.86rem}.chrono-method li{font-size:.87rem;margin:12px 0}.chrono-method a{overflow-wrap:anywhere}#chrono-share-box{margin:24px 0;padding:22px;border:2px solid var(--accent);border-radius:12px}#chrono-share-url{display:block;width:100%;margin-top:8px}#chrono-dialog{color:var(--ink);background:#faf9f4;border:1px solid var(--line);border-radius:16px;max-width:720px;width:calc(100% - 32px);max-height:90vh;padding:28px;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}#chrono-dialog::backdrop{background:#132b38ba}.chrono-dialog-close{display:block;margin-left:auto;margin-bottom:18px}.chrono-option{display:flex;align-items:start;gap:10px;border:1px solid #b9cbc6;border-radius:8px;padding:12px;margin:10px 0;background:white;cursor:pointer}.chrono-option input{margin-top:6px;flex-shrink:0}#chrono-dialog fieldset{border:0;padding:0;margin:0}#chrono-dialog fieldset:disabled{opacity:.8}#chrono-feedback{margin-top:20px}#chrono-feedback:not(:empty){border-top:2px solid #adcac0}#chrono-dialog a{overflow-wrap:anywhere}#chrono-dialog h2{font-size:1.5rem}.chrono-partial{padding:16px;background:#f1e8d9;border-radius:10px}.chrono-main .atlas-footer{margin-top:30px;padding-left:0;padding-right:0}
@media(max-width:1000px){.chrono-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.chrono-journeys{grid-template-columns:1fr}.chrono-journey{padding:24px}.chrono-main{padding:0 24px}.chrono-access{padding:12px;font-size:.8rem}.chrono-next{gap:24px}.chrono-page .atlas-masthead{padding-left:24px;padding-right:24px}}
@media(max-width:600px){.chrono-main{padding:0 16px}.chrono-intro{padding:20px 0}.chrono-intro-row{display:block}.chrono-access{margin:16px 0 0;padding:0 12px}.chrono-access br{display:none}.chrono-access strong{margin-left:6px}.chrono-controls{padding:16px}.chrono-controls form{gap:10px}.chrono-controls form button:first-of-type{flex:1}.chrono-controls form button:last-of-type{width:100%}.chrono-controls input{width:83px}.chrono-controls select{max-width:150px}.chrono-controls .chrono-region{display:block}.chrono-region select{margin-top:5px}.chrono-landmarks{gap:7px}.chrono-landmarks a{padding:6px 12px}.chrono-time-band{grid-template-columns:1fr;gap:16px;padding:22px;margin:20px 0 28px}.chrono-time-band h2{font-size:4.7rem}.chrono-century{max-width:none}.chrono-time-band h2 small{display:inline;margin-left:12px}.chrono-section-heading{align-items:start;flex-direction:column;gap:12px}.chrono-section-heading h2{font-size:1.55rem}.chrono-cards{grid-template-columns:1fr;gap:14px}.chrono-card{padding:22px}.chrono-card p{font-size:.91rem}.chrono-card h3{font-size:1.3rem}.chrono-map{max-height:240px}.chrono-map-section details ol{columns:1}.chrono-point circle{r:20}.chrono-timeline{margin-top:32px}.chrono-perspective{padding:25px 22px}.chrono-perspective p{font-size:.97rem}.chrono-next{grid-template-columns:1fr;padding:24px}.chrono-page .atlas-masthead{padding:12px 16px;gap:14px}.chrono-page .atlas-masthead nav{gap:14px}.chrono-page .atlas-masthead nav a{font-size:.77rem}#chrono-dialog{padding:20px;max-height:92vh}.chrono-selection{padding:20px}.chrono-map-section{margin-top:32px}}
@media(prefers-reduced-motion:reduce){.chrono-page *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media(forced-colors:active){.chrono-point circle,.chrono-segment rect:not(.chrono-row-hit){fill:Canvas;stroke:CanvasText}.chrono-point text{fill:CanvasText}.chrono-now{stroke:Highlight}}
.chrono-page :focus-visible{outline:3px solid #ad4d27;outline-offset:4px}.chrono-map-leader{stroke:#355a61;stroke-width:1.3;fill:none}.chrono-map-origin{fill:#355a61}.chrono-card .chrono-boundary{font-size:.76rem;color:#8c4826}.chrono-intro{padding:16px 0}.chrono-page h1{font-size:clamp(2.3rem,4vw,3.3rem);margin-bottom:8px}.chrono-lead{font-size:1.2rem}.chrono-controls{padding:16px 20px}.chrono-controls #chrono-status:empty{display:none}.chrono-controls .chrono-region{display:inline-flex;margin-top:12px}.chrono-controls .chrono-region select{max-width:210px}.chrono-time-band{margin:20px 0;padding:16px 24px}.chrono-time-band h2{font-size:4rem}.chrono-question{margin:10px 0 18px}.chrono-map-section{scroll-margin-top:20px}.chrono-card .chrono-locate{min-height:40px;align-items:center}.chrono-perspective a{color:#fff}.chrono-card h3 a:focus-visible{outline-offset:2px}
@media(min-width:1001px){.chrono-controls{position:relative}.chrono-landmarks{max-width:760px}.chrono-controls .chrono-region{position:absolute;right:20px;top:12px;display:block;margin:0}.chrono-controls .chrono-region select{margin-top:5px}.chrono-controls form{padding-right:200px}.chrono-intro-row br{display:none}.chrono-lead br:after{content:' '}}
.chrono-timeline-svg{min-width:900px}.chrono-timeline-svg text{font-size:15px}.chrono-map-section li a{display:inline-block;min-height:40px;padding:5px 0}.chrono-page .chrono-lead{margin:0}.chrono-page .chrono-access{max-width:260px;margin:8px 0}.chrono-page .chrono-access strong{display:inline-block}.chrono-time-band{padding-top:10px;padding-bottom:10px}.chrono-page .chrono-century p{margin-bottom:0}.chrono-page .chrono-kicker{margin-top:0}
@media(max-width:600px){.chrono-point circle{r:34}.chrono-point text{font-size:32px}.chrono-page .chrono-access{max-width:none;margin-bottom:0}.chrono-intro{padding:12px 0}.chrono-page .chrono-controls form button:last-of-type{padding:4px 10px;min-height:36px}.chrono-card-top{margin-bottom:10px}}
@media(max-width:600px){.chrono-page .atlas-breadcrumb{font-size:.73rem}.chrono-access{margin-top:10px;font-size:.74rem}.chrono-controls{padding:13px}.chrono-controls form button:last-of-type{width:auto;min-height:40px;font-size:.8rem}.chrono-controls #chrono-range{margin:10px 0}.chrono-landmarks a{font-size:.78rem;padding:4px 11px;min-height:36px}.chrono-controls .chrono-region{display:flex;font-size:.76rem}.chrono-controls .chrono-region select{margin:0;max-width:177px}.chrono-time-band{grid-template-columns:100px 1fr;gap:12px;padding:15px;margin:16px 0}.chrono-time-band h2{font-size:2.9rem}.chrono-time-band h2 small{display:block;font-size:.64rem;margin-left:0}.chrono-century strong{font-size:.8rem}.chrono-century p{font-size:.68rem}.chrono-century svg{height:37px}.chrono-century text{font-size:13px}.chrono-section-heading{flex-direction:row;align-items:center;gap:10px}.chrono-section-heading button{font-size:.75rem;padding:8px}.chrono-section-heading label{white-space:normal}.chrono-question{font-size:1rem}.chrono-lead{font-size:1.03rem}.chrono-intro-row br{display:none}.chrono-intro-row br:after{content:' '}}

/* Documents: full frames, visible dates, no decorative crops or remote media. */
.chrono-intro-row{display:grid;grid-template-columns:minmax(260px,.85fr) minmax(0,1.4fr);gap:38px;padding:15px 0 10px}
.chrono-intro-copy .chrono-lead{max-width:380px;font-size:1.35rem}
.chrono-page .chrono-intro-copy .chrono-access{max-width:none;margin-top:20px;padding:0 12px}
.chrono-glimpses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.chrono-glimpse{min-width:0;display:flex;flex-direction:column;background:#fff;border:1px solid #d4dfd8;border-radius:10px;overflow:hidden;text-decoration:none;box-shadow:0 5px 16px #18354808}
.chrono-glimpse img{display:block;width:100%;height:148px;object-fit:contain;background:#eeeae1}
.chrono-glimpse>span{display:block;padding:9px 10px}
.chrono-glimpse strong{display:block;font-size:.8rem;line-height:1.3}
.chrono-glimpse small{display:block;font-size:.67rem;line-height:1.4;color:var(--muted);margin-top:4px}
.chrono-glimpse:hover{border-color:var(--accent);box-shadow:0 5px 18px #18354816}
.chrono-glimpses-hint{font-size:.74rem;color:var(--muted);margin:7px 0 0}
#chrono-glimpses:empty{display:none}
.chrono-document{margin:16px 0 20px}
.chrono-image-link{display:block;position:relative;border-radius:8px;background:#eeeae1;text-decoration:none;overflow:hidden}
.chrono-image-link img{display:block;width:100%;height:230px;object-fit:contain}
.chrono-image-zoom{position:absolute;bottom:10px;right:10px;background:#fff;color:var(--ink);padding:5px 9px;border-radius:5px;border:1px solid #d0dcd7;font-size:.72rem;font-weight:700;box-shadow:0 1px 8px #18354815}
.chrono-document figcaption{padding-top:10px}
.chrono-image-kind{display:block;color:var(--orange);font-size:.69rem;font-weight:700;line-height:1.5}
.chrono-document figcaption>strong{display:block;font-size:.85rem;line-height:1.4;margin:4px 0}
.chrono-card .chrono-document p{font-size:.76rem;line-height:1.5;margin:6px 0}
.chrono-card .chrono-document .chrono-image-credit{font-size:.67rem;color:var(--muted)}
.chrono-image-credit{font-size:.73rem;line-height:1.6;color:var(--muted);overflow-wrap:anywhere}
.chrono-image-reading summary{font-size:.75rem;min-height:38px}
.chrono-image-question{font-weight:600}
.chrono-card .chrono-image-caution{color:#924321;font-weight:600;font-size:.72rem}
#chrono-image-dialog{border:1px solid var(--line);border-radius:16px;color:var(--ink);background:#faf9f4;width:calc(100% - 32px);max-width:1150px;max-height:94vh;padding:24px;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
#chrono-image-dialog::backdrop{background:#102634db}
#chrono-image-content{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(240px,1fr);gap:28px;align-items:start}
.chrono-image-full{background:#eeeae1;border-radius:9px;overflow:hidden}
.chrono-image-full img{display:block;width:100%;height:auto;max-height:72vh;object-fit:contain}
.chrono-image-context h2{font-size:1.55rem;line-height:1.2;margin:0 0 12px}
.chrono-image-context p{font-size:.88rem;line-height:1.6}
.chrono-image-context .chrono-image-origin{font-size:.75rem;color:var(--muted)}
.chrono-image-context .chrono-image-credit{font-size:.73rem}
@media(max-width:1000px){.chrono-intro-row{grid-template-columns:1fr;gap:18px}.chrono-intro-copy .chrono-lead{max-width:none}.chrono-page .chrono-intro-copy .chrono-access{margin-top:10px}.chrono-glimpse img{height:160px}.chrono-image-link img{height:225px}#chrono-image-content{grid-template-columns:1fr}.chrono-image-full img{max-height:50vh}}
@media(max-width:600px){.chrono-intro-row{gap:14px;padding:7px 0}.chrono-intro-copy .chrono-lead{font-size:1.08rem}.chrono-glimpses{gap:7px}.chrono-glimpse img{height:104px}.chrono-glimpse>span{padding:7px}.chrono-glimpse strong{font-size:.72rem}.chrono-glimpse small{font-size:.62rem}.chrono-glimpses-hint{font-size:.7rem}.chrono-image-link img{height:225px}#chrono-image-dialog{padding:16px}.chrono-image-context h2{font-size:1.3rem}.chrono-image-full img{max-height:42vh}}

/* Decorative atlas backdrop: original illustration, not a historical document. */
.chrono-page{
 background-color:#faf7ef;
 background-image:linear-gradient(180deg,rgba(250,249,244,.62) 0,rgba(250,249,244,.78) 620px,#faf9f4 1180px),url('/assets/chronoscope/background-v1.webp');
 background-position:center top;
 background-repeat:no-repeat;
 background-size:100% 1180px,100% auto;
}
.chrono-page .atlas-masthead{background:rgba(250,249,244,.94);box-shadow:0 1px 0 rgba(24,53,72,.08)}
.chrono-controls,.chrono-card,.chrono-journey,.chrono-timeline-scroll{box-shadow:0 12px 32px rgba(24,53,72,.055)}
@media(max-width:600px){
 .chrono-page{
  background-image:linear-gradient(180deg,rgba(250,249,244,.68) 0,rgba(250,249,244,.86) 680px,#faf9f4 1080px),url('/assets/chronoscope/background-v1.webp');
  background-position:center top,70% top;
  background-size:100% 1080px,auto 860px;
 }
}
@media(forced-colors:active){.chrono-page{background-image:none}}