:root{color-scheme:dark;--bg:#07131d;--panel:#0d202d;--line:#25404e;--ink:#e9f1ed;--muted:#9bb3bd;--ice:#78d5dc;--fire:#f6ac72;--pink:#ef8dba;font:16px 'DM Sans',system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}button,input,select{font:inherit}button,a,summary{touch-action:manipulation}button{border:1px solid var(--line);border-radius:7px;background:#122c3b;color:var(--ink);padding:.55rem .8rem;cursor:pointer;min-height:40px}button:hover{background:#1b3a49;border-color:#577b88}button:disabled{opacity:.5;cursor:wait}button[aria-pressed=true],button[aria-selected=true]{background:#b8ebeb;color:#09222e;border-color:#b8ebeb}a{color:var(--ice);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--fire);outline-offset:4px}header{min-height:76px;display:flex;align-items:center;justify-content:space-between;padding:15px 28px;border-bottom:1px solid var(--line);gap:20px}.brand{color:var(--ink);font-weight:500;letter-spacing:.12em;font-size:15px}.brand b{font-weight:800}.brand span{display:block;font-size:12px;letter-spacing:.16em;color:var(--fire);margin-top:5px}nav{display:flex;align-items:center;gap:22px;font-size:14px}nav button{background:transparent}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 360px;grid-template-areas:'stage panel' 'time panel';min-height:calc(100svh - 76px);max-width:2200px;margin:auto}.stage{grid-area:stage;position:relative;overflow:hidden;min-height:660px;background:radial-gradient(ellipse at 47% 48%,#142f42 0,#07131d 66%)}#globe{position:absolute;inset:0;touch-action:none}canvas{display:block;width:100%;height:100%}.stage-top{position:relative;display:flex;align-items:flex-start;justify-content:space-between;gap:15px;padding:26px 28px;pointer-events:none}.stage-top>*{pointer-events:auto}.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--fire);font-weight:700}h1{font-size:clamp(24px,2.4vw,34px);font-weight:500;margin:6px 0;letter-spacing:-.035em}.segmented{display:flex;gap:4px;flex-wrap:wrap}.segmented button{font-size:14px;background:#0d2330e8;padding:.5rem .75rem}.segmented button[aria-pressed=true]{background:#b8ebeb;color:#09222e}.stage-modes{position:absolute;top:112px;left:28px}.source-label{position:absolute;bottom:34px;left:28px;max-width:45%;font-size:14px;color:var(--muted);pointer-events:none}.source-label strong{display:block;color:var(--ink);font-size:17px;margin-bottom:5px}.stage-note{max-width:360px;line-height:1.5;margin-top:9px;font-size:13px}.camera{position:absolute;right:20px;top:112px;display:grid;gap:6px}.camera button{width:40px;background:#0d2330e6;padding:5px;font-size:20px}.legend{position:absolute;left:28px;top:169px;font-size:13px;display:flex;gap:13px;flex-wrap:wrap;max-width:340px;color:var(--muted)}.legend i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;background:var(--ice)}.legend .warm{background:var(--fire)}.legend .pink{background:var(--pink)}.local-section{position:absolute;right:22px;bottom:25px;width:340px;background:#0c202de8;border:1px solid #355261;border-radius:11px;overflow:hidden;box-shadow:0 14px 40px #0004}.local-title{padding:12px 15px 8px;display:flex;justify-content:space-between;gap:10px;font-size:13px}.local-title b{font-weight:600}.local-title span{color:var(--muted)}#section-view{height:185px;touch-action:none}.section-foot{font-size:12px;padding:8px 15px 12px;line-height:1.5;color:var(--muted)}.section-foot span{color:var(--fire)}.marker-label{position:absolute;padding:5px 8px;border:1px solid #567180;border-radius:5px;background:#092231e8;color:var(--ink);font-size:12px;pointer-events:none;white-space:nowrap}.panel{grid-area:panel;border-left:1px solid var(--line);background:var(--panel);padding:24px 21px}.panel-title{display:flex;justify-content:space-between;gap:10px;align-items:center}h2{font-size:21px;font-weight:500;letter-spacing:-.02em;margin:0 0 8px}h3{font-size:16px;font-weight:600;margin:17px 0 10px}.intro{font-size:14px;color:var(--muted);line-height:1.6;margin:0 0 20px}.tabs{display:flex;border-bottom:1px solid var(--line);gap:1px;margin-bottom:20px}.tabs button{font-size:14px;border:0;border-radius:0;background:transparent;padding:9px 9px;border-bottom:2px solid transparent;flex:1}.tabs button[aria-selected=true]{color:var(--ice);border-color:var(--ice);background:transparent}.tab-panel[hidden]{display:none}.control{margin:0 0 18px}.control label{display:flex;justify-content:space-between;gap:12px;font-size:14px;margin-bottom:8px}.control output{font-variant-numeric:tabular-nums;color:var(--ice);white-space:nowrap}.control input[type=range]{width:100%;accent-color:var(--ice);cursor:pointer;min-height:25px;margin:0}.control select{width:100%;border:1px solid var(--line);background:#081b28;border-radius:6px;color:var(--ink);padding:10px;font-size:14px}.input-note{font-size:13px;color:var(--muted);line-height:1.55;margin:7px 0 0}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.two-fields input{width:100%;min-width:0;padding:9px;background:#081b28;color:var(--ink);border:1px solid var(--line);border-radius:6px;font-size:14px}.check{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.5;margin:15px 0}.check input{margin:4px 0;accent-color:var(--fire);width:17px;height:17px;flex:none}.metrics{border-top:1px solid var(--line);padding-top:16px;margin-top:22px;display:grid;gap:12px}.metric{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:14px;color:var(--muted)}.metric strong{color:var(--ink);font-weight:500;text-align:right;font-variant-numeric:tabular-nums}.metric strong.accent{color:var(--fire)}.response-status{margin:18px 0 10px;padding:12px;border-left:2px solid var(--ice);background:#112c3a;font-size:14px;line-height:1.5}.response-status.hot{border-color:var(--fire)}.chart{width:100%;height:118px;background:#081b28;border:1px solid var(--line);border-radius:7px}.chart-title{display:flex;justify-content:space-between;margin:16px 0 7px;font-size:12px;color:var(--muted)}.model-link{display:block;margin-top:20px;font-size:14px}.time-panel{grid-area:time;padding:21px 28px 20px;border-top:1px solid var(--line);background:#0a1c29}.play-row{display:flex;align-items:center;gap:10px}.primary{background:var(--ice);border-color:var(--ice);color:#082330;font-weight:700;min-width:135px}.primary:hover{background:#a0e5e8}.time-value{margin-left:auto;text-align:right;font-variant-numeric:tabular-nums}.time-value strong{font-size:24px;font-weight:500;display:block}.time-value span{font-size:12px;color:var(--muted)}.speed-label{font-size:14px;color:var(--muted);display:flex;gap:7px;align-items:center}.speed-label select{background:transparent;color:var(--ink);border:0;font-size:14px;padding:5px}.timeline{width:100%;accent-color:var(--fire);margin:19px 0 4px;min-height:25px}.time-stops{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}.time-stops button{background:transparent;color:var(--muted);font-size:13px;border:0;padding:4px 0;min-height:30px}.time-note{font-size:12px;color:var(--muted);line-height:1.55;margin:8px 0 0}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;background:#07131de8;z-index:10;padding:30px;text-align:center}.loading p{color:var(--muted);line-height:1.5;max-width:440px}.loading[hidden],[hidden]{display:none!important}.loading-ring{width:32px;height:32px;border:2px solid var(--line);border-top-color:var(--ice);border-radius:50%;animation:turn 1.5s linear infinite}@keyframes turn{to{transform:rotate(360deg)}}dialog{max-width:770px;max-height:85svh;border:1px solid #385664;border-radius:13px;background:#0d202d;color:var(--ink);padding:32px;line-height:1.7}dialog::backdrop{background:#000b}dialog h2{font-size:28px}dialog h3{color:var(--fire);margin-top:24px}dialog p,dialog li{font-size:16px;color:#b8cbd1}dialog button.close{float:right;font-size:22px;padding:3px 13px}dialog a{overflow-wrap:anywhere}dialog table{width:100%;border-collapse:collapse;font-size:14px}dialog td,dialog th{text-align:left;padding:10px;border-bottom:1px solid var(--line)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.full-width{width:100%}.mini-note{padding:10px 12px;border:1px solid #3f5149;border-radius:7px;color:var(--muted);font-size:13px;line-height:1.6;margin-top:12px}.panel-bottom{font-size:12px;color:var(--muted);line-height:1.6;margin-top:18px}input[type=number]{font-variant-numeric:tabular-nums}button.small{font-size:13px;padding:5px 10px;min-height:34px}.axis-readout{position:absolute;left:28px;top:223px;color:var(--ink);font-size:14px;max-width:270px;line-height:1.7;background:#0a202bd9;border:1px solid var(--line);padding:13px;border-radius:8px}.axis-readout strong{color:var(--ice)}
@media(min-width:1500px){.stage{min-height:740px}.local-section{width:380px}#section-view{height:210px}}
@media(max-width:1100px){.workspace{grid-template-columns:minmax(0,1fr) 330px}.panel{padding:22px 17px}.stage-top{display:block;padding:22px}.surface-switch{margin-top:14px}.stage-modes{top:154px;left:22px}.legend{top:210px;left:22px}.local-section{width:290px;right:15px;bottom:20px}#section-view{height:158px}.source-label{left:22px;bottom:254px;max-width:70%;font-size:13px}.stage-note{max-width:260px}.axis-readout{top:265px;left:22px}.camera{top:154px}.tabs button{padding:9px 6px}}
@media(max-width:800px){header{padding:15px 18px}nav{gap:13px}nav .older{display:none}.workspace{grid-template-columns:1fr;grid-template-areas:'stage' 'time' 'panel'}.stage{min-height:650px}.panel{border-left:0;border-top:1px solid var(--line);padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:0 26px}.panel-heading,.tabs,.panel-bottom{grid-column:1/-1}.metrics{margin-top:0}.panel .tab-panel{grid-column:1}.result-panel{grid-column:2}.local-section{width:320px;bottom:18px}.source-label{bottom:35px;max-width:43%}.stage-note{max-width:220px}.stage-top{display:flex}.surface-switch{margin-top:0}.stage-modes{top:104px}.legend{top:162px}.camera{top:104px}.axis-readout{top:209px}.time-panel{padding:20px 22px}}
@media(max-width:540px){header{align-items:flex-start}.brand{font-size:13px}nav{gap:8px;align-items:flex-end;flex-direction:column;font-size:13px}nav button{font-size:13px;min-height:32px;padding:4px 9px}.stage{min-height:760px}.stage-top{display:block;padding:18px}.surface-switch{margin-top:12px}.surface-switch button{font-size:13px}.stage-modes{left:18px;top:145px;right:58px}.stage-modes button{padding:5px 9px;font-size:13px}.legend{left:18px;top:203px;font-size:12px;max-width:280px;gap:8px}.camera{top:145px;right:12px}.camera button{width:36px;min-height:36px}.local-section{width:calc(100% - 36px);left:18px;right:18px;bottom:15px}#section-view{height:160px}.source-label{left:18px;bottom:253px;max-width:85%}.source-label strong{font-size:15px}.stage-note{display:none}.panel{display:block;padding:24px 20px}.metrics{margin-top:22px}.time-panel{padding:19px 18px}.play-row{gap:7px;flex-wrap:wrap}.primary{min-width:116px;padding:.6rem}.speed-label{font-size:13px}.time-value strong{font-size:20px}.time-value span{font-size:12px}.axis-readout{top:244px;left:18px;max-width:235px;font-size:13px}dialog{padding:23px;width:calc(100% - 24px)}.tabs button{font-size:14px}.time-stops button{font-size:12px}}
@media(prefers-reduced-motion:reduce){.loading-ring{animation:none}}
/* Connected V4 sequence and the retained animation links. */
.versions-menu{position:relative;z-index:30}.versions-menu summary{cursor:pointer;list-style:none;color:var(--ice);padding:10px 0}.versions-menu summary::-webkit-details-marker{display:none}.versions-menu>div{position:absolute;right:0;top:100%;min-width:245px;padding:8px;background:#102936;border:1px solid #446170;border-radius:9px;box-shadow:0 16px 40px #0008}.versions-menu a{display:block;padding:11px 12px;line-height:1.4;font-size:14px}.sequence-banner{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:18px}.sequence-banner .eyebrow{font-size:11px;letter-spacing:.11em}.sequence-banner strong{display:block;font-size:18px;line-height:1.35;font-weight:500;margin:6px 0}.sequence-banner p{font-size:13px;line-height:1.55;color:var(--muted);margin:0;max-width:670px}.sequence-percent{font-size:32px;color:var(--ice);font-variant-numeric:tabular-nums;font-weight:400;letter-spacing:-.04em}.follow-story{font-size:12px;color:var(--muted);margin:10px 0 0;align-items:center}.follow-story input{width:15px;height:15px;margin:0}.tabs button{padding:9px 5px;font-size:13px}.marker-label.continent-label{font-size:11px;border-color:#47645b;background:#09221dde}.marker-label.active{border-color:var(--fire);color:var(--fire)}#continent-focus{margin-top:14px}.stage-modes{right:66px}.stage-modes button{padding:.5rem .6rem;font-size:13px}.legend{top:209px}.stage-top h1{max-width:390px}.stage:has([data-view=continents][aria-pressed=true]) .source-label{bottom:30px;max-width:75%}.stage:has([data-view=continents][aria-pressed=true]) .stage-note{max-width:490px}.axis-readout{top:251px}
@media(min-width:1400px){.legend{top:166px}.axis-readout{top:220px}}
@media(max-width:1100px){.legend{top:247px}.axis-readout{top:285px}.stage-modes{right:62px}.stage-top h1{font-size:26px}.stage{min-height:740px}}
@media(max-width:800px){.stage-top{display:block}.surface-switch{margin-top:12px}.stage-modes{top:157px}.legend{top:248px}.camera{top:157px}.axis-readout{top:285px}.stage{min-height:760px}}
@media(max-width:540px){.stage-top h1{font-size:25px;max-width:310px}.stage-top{padding:18px}.stage-modes{top:157px;left:18px;right:58px}.stage-modes button{font-size:12px;padding:5px 8px}.legend{top:250px;max-width:260px}.camera{top:157px}.stage{min-height:830px}.axis-readout{top:292px}.sequence-banner strong{font-size:17px}.sequence-banner p{font-size:12px}.sequence-percent{font-size:27px}.time-value{min-width:120px}.time-value strong{font-size:19px}.versions-menu>div{min-width:228px}.tabs button{font-size:13px;padding:9px 4px}}

@media(max-width:540px){.stage-top h1{font-size:clamp(20px,5.2vw,25px)}.stage-modes,.camera{top:190px}.legend{top:284px}.axis-readout{top:325px}.stage{min-height:860px}}

.model-context{font-size:12px;color:var(--fire);line-height:1.6;margin:-6px 0 20px}.model-inspector{margin-top:13px;border:1px solid var(--line);border-radius:7px;background:#0a1b27}.model-inspector summary{padding:12px;font-size:13px;cursor:pointer;color:var(--ice)}.model-inspector[open] summary{border-bottom:1px solid var(--line)}.model-inspector dl{margin:0;padding:3px 12px}.model-inspector dl>div{padding:10px 0;border-bottom:1px solid #25404e80}.model-inspector dt{font-size:12px;color:var(--muted)}.model-inspector dd{font-size:14px;font-variant-numeric:tabular-nums;margin:5px 0 0;line-height:1.5;color:var(--ink);overflow-wrap:anywhere}.model-inspector p{font-size:12px;color:var(--muted);line-height:1.65;margin:12px}.chart-key{font-size:11px;line-height:1.5;color:var(--muted);margin:6px 0}.chart-key:empty{display:none}.event-item{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:11px 12px;text-align:left;background:transparent;font-size:12px}.event-item strong{color:var(--muted);font-size:12px;font-weight:500;white-space:nowrap;font-variant-numeric:tabular-nums}.event-item.reached strong{color:var(--fire)}.event-item.reached{border-left:2px solid var(--fire);padding-left:10px}.event-item:disabled{cursor:default;opacity:.65}.panel .model-inspector .input-note{margin:12px}

/* V5 initial-world settings; the existing globe and playback layout are retained. */
.world-settings{margin:0 0 20px;padding:15px;border:1px solid #365a59;border-radius:9px;background:linear-gradient(130deg,#102e33,#10232d)}
.world-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.world-heading h3{margin:0 0 12px;font-size:15px}.world-dot{width:8px;height:8px;border-radius:50%;background:#80bb87;margin-bottom:12px}
.world-settings>.control{margin-bottom:9px}.world-status{font-size:11px;line-height:1.5;color:#b4dba9;margin:9px 0 12px}.world-palette{display:flex;gap:10px;flex-wrap:wrap;font-size:10px;color:#c1d6d7}.world-palette[hidden]{display:none}.world-palette i{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:4px}.world-palette .ocean{background:#246b9b}.world-palette .shallows{background:#59b9ac}.world-palette .land{background:#799b60}.world-palette .rock{background:#bba27b}
.world-settings>.input-note{font-size:12px;margin:12px 0 0}.world-options{border-top:1px solid #365a59;margin-top:13px}.world-options summary{font-size:12px;color:var(--ice);cursor:pointer;padding:12px 0}.world-options .control{margin:10px 0 18px}.world-options .control label{font-size:12px;gap:6px}.world-options .control output{font-size:11px}.world-options .input-note,.world-options .mini-note{font-size:11px}.world-options button{margin-top:12px;font-size:12px}.world-settings input:disabled,.world-settings select:disabled{opacity:.45;cursor:default}.world-settings button:disabled{cursor:default}