:root{--ink:#142e2b;--muted:#596e68;--line:#d9e2dc;--green:#236e60;--lime:#d4ed8c;--paper:#f3f6f2;--white:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--paper);font-size:16px}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}a{color:var(--green)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #236e60;outline-offset:3px}[hidden]{display:none!important}.skip{position:absolute;left:20px;top:-70px;background:#fff;padding:15px;z-index:100}.skip:focus{top:10px}.history-header{display:flex;align-items:center;gap:35px;padding:20px 4%;border-bottom:1px solid var(--line);background:white}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-weight:750;font-size:1.25rem;letter-spacing:-.02em}.brand-symbol{width:43px;height:43px;display:grid;place-items:center;border-radius:50%;background:var(--ink);color:var(--lime);font-family:Georgia,serif}.brand small{display:block;font-size:.75rem;letter-spacing:.08em;font-weight:500;margin-top:5px;color:var(--muted)}nav{display:flex;gap:28px;margin-left:auto}nav a{text-decoration:none;font-size:.875rem;padding:10px 0;color:var(--muted)}nav a[aria-current]{border-bottom:2px solid var(--green);color:var(--green)}.private{font-size:.8125rem;border:1px solid var(--line);padding:7px 10px;border-radius:6px;color:var(--muted)}main{max-width:1640px;margin:auto;padding:28px 4% 40px}.desk-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.eyebrow{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--green);margin:0 0 8px}h1{font-size:clamp(1.6rem,2.4vw,2.3rem);letter-spacing:-.04em;line-height:1.25;margin:0;font-weight:650}h2{font-size:1.45rem;letter-spacing:-.025em;margin:0;line-height:1.35}h3{font-size:1.0625rem;line-height:1.4;margin:0 0 10px}p{line-height:1.65;color:var(--muted);margin:8px 0}button{border:0;background:var(--green);color:white;border-radius:7px;padding:11px 16px;font-size:.875rem;font-weight:600}button:hover{filter:brightness(.95)}button:disabled{opacity:.6;cursor:default}.quiet{border:1px solid #cad8cf;background:white;color:var(--green)}.full{width:100%}.main-search{display:flex;align-items:center;gap:16px;background:white;border:1px solid #aec6b9;border-radius:11px;padding:8px 10px 8px 18px;box-shadow:0 3px 15px #183b2605}.main-search>span{font-size:2rem;color:var(--green)}.main-search input{flex:1;min-width:0;border:0;outline:0;padding:14px 0;background:transparent;color:var(--ink)}.main-search button{padding:14px 23px}.quick-trails{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin:12px 0 20px;font-size:.875rem;color:var(--muted)}.quick-trails button{padding:5px 9px;background:transparent;color:var(--green);font-size:.875rem;font-weight:500}.status{font-size:.875rem;line-height:1.6;background:#e9f0e9;padding:12px 15px;margin-bottom:20px;border-radius:6px}.status:empty{display:none}.history-workspace{display:grid;grid-template-columns:245px minmax(0,1fr);gap:27px;align-items:start}.filters{background:white;border:1px solid var(--line);border-radius:11px;padding:22px 20px}.filters h2{font-size:1.0625rem;margin-bottom:22px}.filters>label,.discover-panel label{display:grid;gap:9px;color:var(--muted);font-size:.875rem;margin-bottom:20px}.filters select,.filters input,.discover-panel 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a{font-size:.8125rem}.selection-context{font-size:.8125rem;line-height:1.6;color:var(--muted);margin-bottom:17px}.selection-context:empty{display:none}.results{min-width:0}.results-heading{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:20px}.results-heading p:last-child{font-size:.875rem;margin-bottom:0}.view-toggle{display:flex;background:#e4ebe4;padding:4px;border-radius:8px;flex-shrink:0}.view-toggle button{background:transparent;color:var(--muted);padding:8px 12px;font-size:.875rem}.view-toggle [aria-pressed=true]{background:white;color:var(--green);box-shadow:0 1px 6px #173e2110}.time-controls{border:1px solid var(--line);border-radius:10px;background:white;padding:16px 18px;margin-bottom:18px}.period-presets{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}.period-presets button{background:#f3f6f2;color:var(--muted);font-size:.875rem;padding:8px 11px}.period-presets 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30px;min-height:67px}.grid-line{position:absolute;top:0;bottom:0;width:1px;background:#e9eee8}.timeline-event{position:absolute;display:flex;align-items:center;gap:8px;height:30px;border-radius:4px;color:#173d32;background:transparent;padding:0;font-weight:500;text-align:left;overflow:visible;white-space:nowrap;font-size:.8125rem}.timeline-event .mark{background:var(--event-color);height:12px;min-width:10px;border-radius:3px;display:block;flex-shrink:0}.timeline-event.point .mark{width:10px;height:10px;border-radius:50%}.timeline-event .bar-label{max-width:190px;overflow:hidden;text-overflow:ellipsis;display:block;color:var(--ink)}.timeline-event.period .bar-label{position:absolute;left:7px;top:-2px;max-width:calc(100% - 12px);background:#ffffffc9;padding:1px 3px;font-size:.75rem;line-height:1.5;border-radius:2px}.timeline-event.period .mark{height:23px;opacity:.65;min-width:10px}.timeline-event:hover .mark{opacity:1}.chronology{display:grid;gap:12px}.event-card{display:grid;grid-template-columns:150px minmax(0,1fr) 22px;gap:20px;width:100%;padding:21px;background:white;border:1px solid var(--line);border-radius:8px;color:var(--ink);text-align:left;font-weight:400}.event-card .event-date{font-size:.9375rem;color:var(--green);font-weight:650;line-height:1.5}.event-card strong{font-size:1.0625rem;font-weight:650}.event-card p{font-size:.9375rem;margin:8px 0}.event-card small{font-size:.75rem;color:var(--muted)}.event-card .card-labels{font-size:.8125rem;color:var(--muted);margin-top:9px}.open-dot{color:var(--green);font-size:1.4rem}.empty-state{text-align:center;background:white;border:1px dashed #b5c9bb;padding:40px 20px;border-radius:10px}.empty-state p{max-width:540px;margin:12px auto 20px}.discover-panel{margin-top:28px;background:#183d34;border-radius:12px;color:white;padding:27px;display:grid;grid-template-columns:1fr 1fr;gap:18px 32px}.discover-panel .eyebrow{color:var(--lime)}.discover-panel h3{font-family:Georgia,serif;font-size:1.4rem;font-weight:400}.discover-panel p{color:#c0d6ca;font-size:.875rem}.discover-panel label{color:#b8d0c3}.discover-panel input{background:#fff}.discover-panel button[type=submit]{background:var(--lime);color:#183d34;width:100%}#remoteStatus,#remoteCandidates,#remoteCollections{grid-column:1/-1}#remoteStatus:empty{display:none}.candidate-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.candidate-list button{color:white;text-align:left;background:#284c40;border:1px solid #416958;padding:14px;font-weight:500}.candidate-list small{display:block;margin-top:5px;color:#c6d7cb;font-size:.8125rem;line-height:1.5}.remote-collection{display:flex;justify-content:space-between;gap:15px;align-items:center;border-top:1px solid #456c5c;padding:14px 0;font-size:.875rem}.remote-collection button{background:#325647;padding:6px 10px}.coverage{padding:32px 0 15px;border-top:1px solid var(--line);margin-top:35px}.coverage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin:24px 0}.coverage-grid p{font-size:.9375rem}.coverage details{background:white;border:1px solid var(--line);border-radius:8px;padding:20px}.coverage summary{cursor:pointer;font-weight:600;font-size:.9375rem}.coverage details p{font-size:.875rem}.source-register{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}.source-register a{display:block;font-size:.875rem;line-height:1.5;color:var(--green);border-bottom:1px solid var(--line);padding:12px 0;text-decoration:none}.source-register small{display:block;font-size:.75rem;color:var(--muted);margin-top:6px}footer{padding:25px 4%;border-top:1px solid var(--line);font-size:.8125rem;text-align:center;color:var(--muted)}dialog{border:0;border-radius:14px;box-shadow:0 30px 110px #16322255;width:min(690px,94vw);max-height:90vh;overflow:auto;padding:30px;color:var(--ink);background:#fff}dialog::backdrop{background:#102a2770}.dialog-top{display:flex;justify-content:space-between;align-items:center;gap:20px}.close-button{font-size:1.6rem;padding:2px 10px;background:#edf3ec;color:var(--green)}dialog h2{font-size:1.75rem;font-family:Georgia,serif;font-weight:400;margin:18px 0}.detail-date{color:var(--green);font-size:1.2rem;font-weight:650}.date-chip{display:inline-block;font-size:.75rem;background:#eff4e9;border:1px solid #d7e3ce;border-radius:4px;padding:4px 7px;margin:10px 0}.detail-tags{display:flex;flex-wrap:wrap;gap:7px;margin:13px 0 20px}.detail-tags button{background:#eff4ef;border:1px solid #d3dfd5;color:var(--green);padding:7px 10px;font-size:.875rem}.detail-block{border-top:1px solid var(--line);padding-top:20px;margin-top:22px}.detail-block h3{font-size:.9375rem}.detail-block a{display:block;font-size:.9375rem;padding:12px;background:#f1f5ef;border:1px solid var(--line);border-radius:6px;line-height:1.6;overflow-wrap:anywhere}.detail-block small{font-size:.8125rem;color:var(--muted)}.detail-block code{font-size:.8125rem;overflow-wrap:anywhere}.related-events{display:grid;gap:7px}.related-events button{color:var(--ink);text-align:left;background:#f1f5ef;border:1px solid var(--line);font-size:.875rem;font-weight:500}.related-events span{display:block;color:var(--muted);font-size:.75rem;margin-top:4px}#more{margin-top:15px}.timeline-scroll::-webkit-scrollbar{height:9px;width:9px}.timeline-scroll::-webkit-scrollbar-thumb{background:#c4d3c7;border-radius:9px}
@media(max-width:1050px){.history-header{padding:17px 3%;gap:20px}.private{display:none}.history-workspace{grid-template-columns:210px minmax(0,1fr);gap:20px}.filters{padding:20px 16px}.results-heading{align-items:flex-start;flex-direction:column}.coverage-grid{grid-template-columns:1fr}.discover-panel{grid-template-columns:1fr}.source-register{grid-template-columns:1fr}.event-card{grid-template-columns:110px minmax(0,1fr) 15px;gap:15px}}@media(max-width:740px){.history-header{flex-wrap:wrap;gap:12px 20px;padding:15px 18px}.brand{font-size:1.1rem}.brand small{font-size:.6875rem}nav{width:100%;margin:0;gap:25px}nav a{font-size:.875rem;padding:5px 0}main{padding:23px 16px}.desk-heading{align-items:flex-start;flex-direction:column;gap:14px}.main-search{gap:8px;padding:8px 10px}.main-search>span{display:none}.main-search input{padding:12px 3px;font-size:1rem}.main-search button{padding:12px 10px;font-size:.875rem}.quick-trails>span{width:100%}.history-workspace{grid-template-columns:1fr;gap:22px}.filters{padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:5px 16px}.filters h2,.filters fieldset,.collection-note,.selection-context{grid-column:1/-1}.filters h2{margin-bottom:15px}.filters>label{margin-bottom:14px}.filters fieldset{padding:8px 0 14px;display:block}.filters legend{padding:5px 0}#themes{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}.theme-check{font-size:.875rem;margin:8px 0}.collection-note{margin-top:10px}.collection-note p:nth-child(3){display:none}.collection-note h3{margin-bottom:5px}.results-heading{flex-direction:row;align-items:flex-start;gap:10px}.results-heading h2{font-size:1.25rem}.view-toggle{flex-direction:column}.view-toggle button{font-size:.8125rem;padding:7px 9px}.time-controls{padding:14px}.period-presets{gap:5px}.period-presets button{font-size:.8125rem;padding:7px 8px}.range-form{gap:10px}.range-form input{width:105px}.timeline-note{flex-direction:column;gap:5px}.timeline-scroll{max-height:650px}.event-card{grid-template-columns:1fr 18px;gap:6px 12px;padding:18px}.event-card .event-date{grid-column:1/-1}.event-card .card-main{grid-column:1}.event-card .open-dot{grid-column:2;grid-row:2}.discover-panel{padding:22px 18px}.candidate-list{grid-template-columns:1fr}.coverage{padding-top:25px}.coverage-grid{gap:17px}.coverage details{padding:17px}dialog{padding:24px 20px}.detail-date{font-size:1.05rem}.timeline-canvas{min-width:1050px}.axis,.timeline-lane{grid-template-columns:125px minmax(0,1fr)}.lane-name{padding:20px 12px;font-size:.8125rem}.axis-plot,.lane-plot{margin:0 22px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.country-coverage{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin-top:16px;max-height:420px;overflow:auto}.country-coverage button{text-align:left;background:white;border:1px solid var(--line);padding:12px;color:var(--ink);border-radius:8px}.country-coverage small{display:block;color:var(--muted);margin-top:5px}

/* Readable, bounded lanes; crowded dates open as complete record lists. */
.timeline-scroll{max-height:none;overflow-x:auto;overflow-y:visible;min-height:0}
.timeline-canvas{min-width:620px}
.axis,.timeline-lane{grid-template-columns:155px minmax(0,1fr)}
.axis>span{position:sticky;left:0;background:#f5f8f2;z-index:6}
.axis-plot,.lane-plot{margin:0 28px}
.lane-plot{height:112px;min-height:112px}
.lane-name{padding:14px 12px;font-size:.875rem}
.lane-open{display:block;background:transparent;color:var(--green);padding:8px 0;font-size:.8125rem;text-align:left;white-space:normal}
.cluster-marker{position:absolute;top:39px;transform:translateX(-50%);border-radius:50%;height:34px;min-width:34px;padding:0 5px;background:white;color:var(--ink);border:2px solid var(--event-color);font-size:.875rem;font-weight:750;z-index:2;display:grid;place-items:center}
.cluster-marker.multiple{background:var(--event-color);color:white;min-width:40px;height:40px;top:36px}
.cluster-marker.interval{transform:none;min-width:8px;height:18px;top:47px;border-radius:4px;background:var(--event-color);opacity:.75}
.single-dot{height:10px;width:10px;border-radius:50%;background:var(--event-color)}
.cluster-marker.interval .single-dot{display:none}
.lane-samples{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px 14px 14px 169px;border-bottom:1px solid var(--line);background:#fafcf9}
.lane-samples button{background:white;color:var(--ink);border:1px solid var(--line);text-align:left;padding:10px 12px;white-space:normal;line-height:1.45;font-weight:500}
.lane-samples span{display:block;color:var(--green);font-size:.75rem;margin-bottom:5px}
.lane-samples strong{font-size:.875rem;font-weight:600;overflow-wrap:anywhere}
.group-records{display:grid;gap:10px;margin-top:18px}
.group-records button{text-align:left;background:#f5f8f2;border:1px solid var(--line);color:var(--ink);padding:13px 15px;line-height:1.5}
.group-records span,.group-records strong,.group-records small{display:block;white-space:normal;overflow-wrap:anywhere}
.group-records span{color:var(--green);font-size:.875rem;margin-bottom:5px}
.group-records strong{font-size:1rem;font-weight:650}
.group-records small{font-size:.75rem;font-weight:400;color:var(--muted);margin-top:7px}
@media(max-width:740px){.lane-samples{padding-left:14px}.lane-samples button{min-width:0}.timeline-scroll{max-height:none}.timeline-canvas{min-width:620px}}
.series-controls{display:flex;gap:16px;flex-wrap:wrap}.series-controls label{flex:1;min-width:160px}.series-controls select{width:100%;padding:10px}#seriesChart svg{width:100%;height:auto;min-height:180px}#seriesChart text{font-size:12px;fill:currentColor}.series-table{max-height:400px;overflow:auto}.series-table table{width:100%;border-collapse:collapse}.series-table th,.series-table td{text-align:left;padding:8px;border-bottom:1px solid #ddd}

.religion-controls{border:1px solid #d5dce6;border-radius:12px;padding:14px;margin:16px 0;background:#f2f5fc}.religion-controls h3{margin:0 0 12px;font-size:1rem}.religion-controls p{font-size:.875rem;line-height:1.5}

.civilization-controls{border:1px solid #c7d8ee;border-radius:12px;padding:14px;margin:16px 0;background:#ecf3ff}.civilization-controls h3{margin:0 0 12px;font-size:1rem}.civilization-controls p{font-size:.875rem;line-height:1.5}.history-header nav{flex-wrap:wrap}.header-nav{flex-wrap:wrap}@media(max-width:740px){.civilization-controls,.religion-controls{grid-column:1/-1}.history-header nav{gap:10px 18px}}