:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#d2e1d7;background:#101d19;color-scheme:dark;font-synthesis:none;--muted:#8ca89a;--line:#2b4035}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:4px}button,input,summary{font:inherit}button{color:inherit}button,a,summary,input{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,.viewport:focus-visible{outline:2px solid #b5d3bf;outline-offset:5px}button{cursor:pointer}.masthead,main,footer{max-width:1720px;margin:auto;padding-inline:44px}.masthead{height:78px;display:flex;justify-content:space-between;align-items:center;font-size:13px;letter-spacing:.01em}.sep{color:#557262;margin-inline:12px}.intro{border-top:1px solid var(--line);padding-block:40px 48px;display:flex;justify-content:space-between;align-items:flex-end;gap:48px}.eyebrow{font-size:10px;letter-spacing:.18em;font-weight:600;margin:0 0 16px;color:var(--muted)}h1{font-weight:400;font-size:clamp(34px,3.5vw,56px);line-height:1.06;letter-spacing:-.045em;margin:0}.intro-copy{max-width:360px;color:var(--muted);font-size:15px;line-height:1.6;margin:0 0 3px}.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:25px}.label{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:13px;font-size:10px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}.reference .label{border-color:#7b9f88;color:#b4cdbd}h2{font-size:21px;letter-spacing:-.025em;font-weight:400;margin:10px 0 24px}.map{display:block;width:100%;padding:0;background:#101d19;border:1px solid #20342a;position:relative;overflow:hidden;aspect-ratio:630/1000}.map img{width:100%;height:100%;object-fit:contain;display:block}.expand{position:absolute;bottom:14px;right:14px;background:#15271fe8;padding:8px 10px;border:1px solid #3c5546;font-size:11px;opacity:0;transition:opacity .15s}.map:hover .expand,.map:focus-visible .expand{opacity:1}.caption{padding-top:15px;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;font-size:11px;color:var(--muted);line-height:1.5}.caption p{margin:0}.caption a{white-space:nowrap;color:#c1d6c7;text-decoration:none}.reading{display:grid;grid-template-columns:1fr 2fr 1fr;gap:25px;align-items:start;border-top:1px solid var(--line);margin-top:45px;padding:26px 0 35px}.reading .eyebrow{padding-top:5px}.reading>p:nth-child(2){margin:0;max-width:540px;font-size:16px;line-height:1.6;color:#b1c7b9}.status{margin:0;text-align:right;color:var(--muted);font-size:12px;line-height:1.7}details{border-top:1px solid var(--line)}summary{cursor:pointer;padding:23px 0;color:#b6cdbd;font-size:14px}summary::marker{color:var(--muted)}.control>summary{display:flex;justify-content:space-between;list-style:none}.summary-action{font-size:12px;color:var(--muted)}.control-inner{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;max-width:1100px;padding:12px 0 40px}.control-inner figure{margin:0}.control-text h2{font-size:30px;line-height:1.2;margin-top:0}.control-text p,.method p{font-size:14px;line-height:1.7;color:var(--muted);max-width:880px}.control-text a{font-size:12px;display:inline-block;margin-top:12px}figcaption{font-size:12px;margin-top:12px;color:var(--muted)}.method{padding-bottom:12px}.method p{margin:0 0 18px}footer{display:flex;justify-content:space-between;gap:30px;font-size:11px;line-height:1.5;color:#8ba494;padding-block:25px 32px;border-top:1px solid var(--line);margin-top:20px}dialog{border:1px solid #4c6757;background:#101d19;color:inherit;width:min(1100px,calc(100vw - 40px));height:calc(100dvh - 40px);max-height:none;padding:0;border-radius:4px}dialog::backdrop{background:#040b08dc;backdrop-filter:blur(5px)}.dialog-head{height:64px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.dialog-head h2{margin:0;font-size:19px}.dialog-head button{background:transparent;border:0;font-size:13px;padding:12px 0 12px 12px}.dialog-head button span{margin-left:10px;font-size:24px;vertical-align:-1px}.zoom-bar{display:flex;align-items:center;gap:14px;padding:16px 24px;font-size:12px}.zoom-bar input{width:min(200px,24vw);accent-color:#b3d0be}.zoom-bar output{width:40px}.zoom-bar a{margin-left:auto}.viewport{height:calc(100% - 120px);overflow:auto;overscroll-behavior:contain;padding:16px}.sheet{min-width:100%;min-height:100%;display:flex;justify-content:center;align-items:flex-start}.sheet img{display:block;filter:brightness(1.55);max-width:none;flex-shrink:0;width:auto;height:var(--map-height,700px)}body.modal-open{overflow:hidden}
@media(max-width:1050px){.masthead,main,footer{padding-inline:28px}.gallery{gap:18px}h2{font-size:18px}.caption{display:block}.caption a{display:inline-block;margin-top:9px}.intro-copy{max-width:310px}.reading{grid-template-columns:1fr 2fr}.status{display:none}}
@media(max-width:760px){.masthead,main,footer{padding-inline:20px}.masthead{height:64px;font-size:11px}.masthead .sep{margin-inline:6px}.intro{display:block;padding-block:30px}.intro-copy{max-width:400px;font-size:14px;margin-top:24px}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 16px}.label{font-size:9px}h2{font-size:19px;margin-bottom:16px}.expand{display:none}.reading{display:block;margin-top:30px;padding-block:24px}.reading>p:nth-child(2){font-size:15px}.control-inner{grid-template-columns:1fr 1fr;gap:20px}.control-text{grid-column:1/-1}.control-text h2{font-size:25px}.control-text p{max-width:550px}.summary-action{max-width:85px;text-align:right}.control>summary{gap:20px}footer{display:block}footer>span{display:block;margin-bottom:12px}dialog{width:calc(100vw - 16px);height:calc(100dvh - 16px)}.dialog-head{padding-inline:16px}.zoom-bar{padding-inline:16px;gap:9px}.zoom-bar label{display:none}.zoom-bar input{width:30vw}.zoom-bar a{font-size:11px}.viewport{padding:8px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
dialog[open]{display:grid;grid-template-rows:64px auto minmax(0,1fr)}.viewport{height:auto;min-height:0}.controls{padding:18px 24px 12px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;gap:12px 22px;border-bottom:1px solid var(--line)}.controls.fixed-reference{grid-template-columns:1fr auto}.parameter[hidden],.parameter-hint[hidden]{display:none}.parameter-title{display:flex;justify-content:space-between;gap:20px;font-size:12px}.parameter-title output{font-variant-numeric:tabular-nums;color:#c1dbc9}.parameter input{display:block;width:100%;margin:12px 0 8px;accent-color:#b3d0be}.parameter-hint{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin:0}.control-actions{display:flex;align-items:center;gap:18px;font-size:12px}.control-actions button{background:none;border:1px solid #45604f;border-radius:4px;padding:10px 12px}.control-actions a{white-space:nowrap}.control-actions a[aria-disabled=true]{opacity:.45}.calculation{grid-column:1/-1;margin:2px 0 0;min-height:18px;font-size:11px;line-height:1.5;color:var(--muted)}.live-vector{filter:brightness(1.55)}
@media(max-width:760px){.controls{padding:14px 16px 10px;grid-template-columns:1fr 1fr;gap:12px 20px}#smoothing-parameter{grid-column:1/-1}.control-actions{grid-column:1/-1;justify-content:space-between}.controls.fixed-reference .control-actions{grid-column:auto}.controls.fixed-reference{grid-template-columns:1fr auto}.calculation{font-size:10px}.parameter-title{font-size:11px;gap:8px}.control-actions button{padding:7px 10px}.control-actions a{font-size:11px}}
@media(max-width:520px){.gallery{grid-template-columns:1fr}.study h2{font-size:24px}.label{font-size:10px}.caption{display:flex}.caption a{margin-top:0}.masthead>span:last-child{font-size:10px}}
/* The personal map uses the same four shared rows as the example maps. */
.gallery>.study{display:grid;grid-template-rows:subgrid;grid-row:span 4;row-gap:0;align-content:start;min-width:0}
.gallery .study>h2{overflow-wrap:anywhere;line-height:1.2}
.gallery .study>.map,.local-frame{align-self:start}
.local-frame{position:relative;aspect-ratio:630/1000;width:100%}
.local-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;overflow:auto;border:1px solid #45604f;padding:20px;text-align:center;scrollbar-color:#45604f #101d19}
.place-chooser{width:100%;max-width:300px;margin-block:auto;flex-shrink:0}
.place-intro>svg{color:#a1bca9;margin-bottom:16px}
.place-intro>p{margin:0;font-size:16px;line-height:1.5}
.place-intro>p+p{font-size:13px;color:var(--muted);margin:8px auto 0;max-width:24ch}
.has-search-results .place-intro{display:none}
.local-placeholder.has-search-results{overflow:hidden}
.has-search-results .place-chooser{display:flex;flex-direction:column;max-height:100%;min-height:0;flex-shrink:1}
.has-search-results .place-chooser>*{flex-shrink:0}
.city-search{margin-top:24px;text-align:left}
.has-search-results .city-search{margin-top:0}
.city-search label{display:block;font-size:12px;margin-bottom:8px}
.city-search-field{display:flex;border:1px solid #698773;border-radius:4px;background:#15271f}
.city-search-field:focus-within{border-color:#b5d3bf}
.city-search-field input{min-width:0;width:100%;padding:11px 10px;background:transparent;color:#d2e1d7;border:0;font-size:16px;caret-color:#c4dacb}
.city-search-field input::placeholder{color:#9cb7a6;opacity:1}
.city-search-field input::selection{background:#c4dacb;color:#10251a}
.city-search-field input:focus-visible{outline-offset:-3px}
.city-search-field button{display:flex;align-items:center;justify-content:center;flex:0 0 44px;background:transparent;border:0;border-radius:3px;min-height:44px}
.city-search-field button:hover{background:#284234}
.city-search-status{font-size:12px;line-height:1.5;color:#b1c7b9;margin:10px 0 0;text-align:left}
.city-search-status:empty{display:none}
.city-search-credit{font-size:11px;line-height:1.5;color:var(--muted);margin:10px 0 0;text-align:left}
.city-results{list-style:none;padding:0;margin:10px 0 0;max-height:190px;overflow:auto;overscroll-behavior:contain;scrollbar-color:#698773 #101d19;text-align:left;border-block:1px solid var(--line)}
.has-search-results .city-results{flex-shrink:1;min-height:54px}
.city-results li+li{border-top:1px solid var(--line)}
.city-results button{width:100%;padding:10px 6px;min-height:52px;display:block;text-align:left;background:transparent;border:0;line-height:1.4}
.city-results button:hover{background:#20382a}
.city-results button:focus-visible{outline-offset:-2px}
.city-results span{display:block;overflow-wrap:anywhere;font-size:14px}
.city-results span+span{font-size:12px;color:#a9c2b2;margin-top:3px}
.place-divider{display:block;font-size:11px;color:var(--muted);margin:16px 0}
#locate{background:#c4dacb;color:#10251a;border:1px solid #c4dacb;border-radius:4px;padding:12px;font-size:12px;line-height:1.4;min-height:44px;width:100%}
.back-to-map{background:none;border:0;min-height:44px;font-size:12px;margin-top:4px;text-decoration:underline;text-underline-offset:4px}
.place-chooser button:disabled,.place-chooser input:disabled{opacity:.6;cursor:wait}
#locate:hover{background:#d3e6d9}
#locate:disabled{opacity:.6;cursor:wait}
.location-actions{padding-top:12px}
#location-status{font-size:11px;line-height:1.6;color:var(--muted);margin:0;overflow-wrap:anywhere}
.location-buttons{display:flex;flex-wrap:wrap;gap:0 20px;margin-top:4px}
.location-buttons button{background:none;border:0;padding:10px 0;font-size:11px;min-height:44px;text-align:left}
.location-buttons button:disabled{opacity:.6;cursor:wait}
#clear-location{color:var(--muted)}
.location-privacy{border:0;margin-top:4px}
.location-privacy summary{display:flex;align-items:center;min-height:44px;padding:8px 0;font-size:11px;color:var(--muted);list-style:none}
.location-privacy summary::after{content:'+';margin-left:8px}
.location-privacy[open] summary::after{content:'−'}
.location-privacy p{font-size:12px;line-height:1.6;color:var(--muted);margin:0 0 12px}
.location-study [hidden]{display:none!important}
.location-study[data-busy=true] .local-frame{opacity:.65}
.dialog-head{height:auto;min-height:64px;gap:20px;padding-block:12px}
dialog[open]{grid-template-rows:auto auto minmax(0,1fr)}
.dialog-head h2{min-width:0;overflow-wrap:anywhere;line-height:1.3}
.dialog-head button{flex-shrink:0;min-height:44px}
@media(min-width:761px) and (max-width:1050px){.local-placeholder{padding:12px}.place-intro>svg{display:none}.place-intro>p{font-size:14px}.place-intro>p+p{font-size:12px}.city-search{margin-top:16px}.city-search-field input{font-size:14px;padding-inline:8px}.place-divider{margin-block:12px}}
/* In short, four-column frames, only the results scroll; both actions stay in view.
   Search attribution remains visible in the page footer at every width. */
@media(min-width:761px) and (max-width:1280px){.has-search-results .city-search-credit{display:none}.has-search-results .city-search-status{position:absolute;width:1px;height:1px;padding:0;margin:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.has-search-results .place-divider{margin-block:6px}}
@media(min-width:761px) and (max-width:900px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 18px}}
.back-to-card{display:inline-flex;align-items:center;min-height:44px;color:#c1d6c7;text-decoration:none;white-space:nowrap}.back-to-card:hover{text-decoration:underline;text-underline-offset:4px}
@media(max-width:400px){.masthead{gap:12px}.masthead .sep{margin-inline:4px}}
/* The map in this dialog is also the exact source for the 3D handoff. */
.control-actions{flex-wrap:wrap;gap:12px;max-width:310px}
.control-actions button{min-height:44px}
.control-actions #view-card{background:#c3d9ca;color:#101d19;border-color:#c3d9ca;font:inherit;white-space:nowrap}
.control-actions #view-card:disabled{opacity:.5;cursor:wait}
@media(max-width:1100px) and (min-width:761px){.controls{grid-template-columns:repeat(3,minmax(0,1fr))}.control-actions{grid-column:1/-1;max-width:none;justify-content:flex-end}.controls.fixed-reference{grid-template-columns:1fr auto}.controls.fixed-reference .control-actions{grid-column:auto}}
@media(max-width:760px){.control-actions{max-width:none;gap:12px;justify-content:flex-start}.controls.fixed-reference{grid-template-columns:1fr}.controls.fixed-reference .control-actions{grid-column:1/-1}}