:root{color-scheme:dark;--bg:#0b1319;--panel:#111d24;--line:#25343c;--text:#e1eae9;--muted:#879b9f;--mint:#83ddc4;--gold:#eac38b;--radius:12px;font-family:Inter,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;font-synthesis:none}
.info-modal a{color:var(--mint);text-underline-offset:3px}.info-modal a:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:2px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:13px}button,input,select{font:inherit}button{color:inherit;background:transparent;border:1px solid var(--line);border-radius:8px;cursor:pointer;min-height:38px;padding:8px 12px;transition:background .15s,border-color .15s}button:hover:enabled{background:#23363e;border-color:#577779}button:active:enabled{background:#304b51}button:disabled{opacity:.3;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--mint);outline-offset:3px}button[aria-pressed=true]{background:#233d3e;border-color:#547c71;color:#aff5df}input,select{background:#0e191f;color:var(--text);border:1px solid var(--line);border-radius:6px}input[type=number]{-moz-appearance:textfield}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=range]{accent-color:var(--mint);cursor:pointer;min-width:0}h1,h2,h3,p{margin:0}h2{font-size:13px;font-weight:600}h3{font-size:15px}button img{pointer-events:none}[hidden]{display:none!important}
.app{height:100vh;height:100dvh;display:flex;flex-direction:column;padding:max(0px,env(safe-area-inset-top)) max(0px,env(safe-area-inset-right)) max(0px,env(safe-area-inset-bottom)) max(0px,env(safe-area-inset-left));min-height:500px}.header{height:92px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 34px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:15px;align-items:center}.wordmark{font-size:10px;letter-spacing:2.5px;color:#91aaa9;line-height:22px}h1{font-weight:500;font-size:22px;letter-spacing:2px}.header-right{display:flex;gap:10px;align-items:center}.icon-button{width:36px;min-height:36px;padding:0;font-size:19px}.header .icon-button{border-color:transparent;color:var(--muted)}
.workspace{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 296px;overflow:hidden}.stage{display:flex;flex-direction:column;min-width:0;min-height:0}.viewbar{display:flex;justify-content:space-between;gap:8px;align-items:center;padding:0 24px;height:57px;flex-shrink:0;border-bottom:1px solid #1d2b32;font-size:11px}.view-kind{display:flex;align-items:center;gap:7px;white-space:nowrap}.view-kind .live-dot{margin-right:0}.view-separator{color:#52676e;padding:0 5px}#plane-badge{font-family:ui-monospace,Consolas,monospace;color:var(--muted)}.view-actions{display:flex;align-items:center;gap:4px}.view-actions button{min-height:30px;border:0;padding:4px 8px;font-size:11px;color:#b1c3c3}.view-actions .icon-button{font-size:18px;width:28px}#view-scale{width:37px;text-align:center;font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}.board-wrap{position:relative;flex:1;min-height:0;background:radial-gradient(ellipse at 48% 60%,#172c32 0%,#101d24 40%,#0b1319 77%);overflow:hidden}#board{display:block;width:100%;height:100%;touch-action:none;outline:none;cursor:crosshair}#board:focus-visible{box-shadow:inset 0 0 0 1px #658d84}#board.is-dragging{cursor:grabbing}.eyebrow{font-size:9px;letter-spacing:2.2px;color:#7b9698;font-weight:500}.drag-tools{position:absolute;left:24px;bottom:22px;display:flex;background:#101b23dd;border:1px solid #304047;border-radius:9px;padding:3px;gap:3px}.drag-tools button{min-height:34px;border:0;padding:6px 10px;border-radius:5px;font-size:16px}.drag-tools span{font-size:11px;margin-left:5px}.scene-legend{position:absolute;right:24px;bottom:31px;display:flex;gap:15px;align-items:center;pointer-events:none;font-size:10px;color:#8caaa9}.scene-legend span{display:flex;align-items:center;gap:6px}.scene-legend i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--mint)}.stage-footer{height:46px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 24px;flex-shrink:0;border-top:1px solid #1d2b32;color:#a1b7b6;font-size:11px}.gesture-hint{color:#667f87;font-size:10px}.edge-warning{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);background:#17232df2;border:1px solid #6d7a71;padding:15px;border-radius:12px;text-align:center;min-width:230px;line-height:2}.edge-warning button{display:block;margin:7px auto 0;color:var(--mint)}#toast{position:absolute;left:50%;top:14px;transform:translateX(-50%);border:1px solid #41615b;background:#172b2cf5;padding:11px 18px;border-radius:9px;font-size:12px;max-width:90%;width:max-content;box-shadow:0 8px 40px #0003;pointer-events:none}
.console{background:linear-gradient(150deg,#152129,#111c23);border-left:1px solid var(--line);padding:22px 22px 18px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#3e575d transparent;display:flex;flex-direction:column;gap:22px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);padding-bottom:21px;border-bottom:1px solid var(--line)}.metrics>div{display:flex;flex-direction:column;gap:6px}.metric-value{font-family:ui-monospace,Consolas,monospace;font-size:28px;line-height:1.25;font-weight:400;letter-spacing:-1px;font-variant-numeric:tabular-nums}.metric-value span{font-size:13px;color:#6f878b;margin-left:5px;letter-spacing:0}.metric-value.accent{color:var(--gold)}.metric-label{font-size:10px;color:var(--muted);letter-spacing:1px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}.small-tag{font-size:9px;letter-spacing:1px;color:#718e95;border:1px solid #30434a;border-radius:4px;padding:3px 6px}.slice-stepper{display:flex;gap:10px;align-items:center}.square-button{width:42px;height:42px;font-size:20px}.slice-value{flex:1;min-width:0;height:42px;display:flex;align-items:center;border:1px solid #405c60;border-radius:8px;background:#0d1b21;padding:0 13px;gap:10px;color:#85c9b8;font-family:ui-monospace,Consolas,monospace}.slice-value span{font-size:13px}.slice-value input{border:0;background:none;min-width:0;width:100%;font-size:23px;text-align:center;padding:0;outline-offset:0}.slice-slider{display:flex;gap:6px;align-items:center;margin:10px 0 14px;font-size:10px;color:#687f88;font-variant-numeric:tabular-nums}.slice-slider span{width:25px;text-align:center}.slice-slider input{width:100%;height:20px;margin:0}.depth-row{display:flex;align-items:center;justify-content:space-between;color:#a0b5b8;font-size:11px}.depth-row select{padding:6px 7px;font-size:11px;max-width:144px}.fine-print{font-size:10px;color:#7d959b;line-height:1.8}.selection-panel{border-top:1px solid var(--line);padding-top:20px}.selection-label{font:11px ui-monospace,Consolas,"Microsoft YaHei",monospace;color:#8eabae;margin:0 0 12px;min-height:14px}.jump-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.jump-grid button{min-height:45px;display:flex;align-items:center;justify-content:space-between;gap:5px;padding:9px 11px;background:#15242b;border-color:#34464c}.jump-grid button:enabled{color:#bcf8e4;border-color:#68b9a3;background:#25433f;box-shadow:inset 0 0 14px #75dcb512}.jump-grid b{font-family:ui-monospace,Consolas,monospace;font-size:13px;font-weight:500}.jump-grid span{font-size:10px;color:#9fb6b4}.selection-panel .fine-print{margin-top:10px}.text-button{border:0;color:var(--mint);min-height:22px;padding:2px 0;font-size:10px}.locate-panel{border-top:1px solid var(--line);padding-top:12px;margin-top:-6px;font-size:11px;color:#9bafb3}.locate-panel summary{cursor:pointer;list-style-position:inside;line-height:28px}.locate-panel summary span{float:right;color:#667e85;font:10px ui-monospace,monospace;line-height:28px}.locate-panel form{display:flex;gap:5px;margin-top:10px}.locate-panel label{min-width:0;flex:1;font:10px ui-monospace,monospace}.locate-panel input{width:100%;padding:7px 4px;margin-top:5px}.locate-panel button{align-self:end;padding:7px 9px;min-height:32px}.game-controls{margin-top:auto;padding-top:4px}.game-controls>p{font-size:10px;color:#91a6aa;line-height:1.8;margin-bottom:11px}.primary-button{background:var(--gold);border-color:var(--gold);color:#243137;min-height:44px;font-size:13px;font-weight:600;display:flex;justify-content:center;align-items:center;gap:14px}.primary-button:hover:enabled{background:#f5d5a2;border-color:#f5d5a2}.primary-button:disabled{opacity:.35}.game-controls>.primary-button{width:100%}.primary-button span{margin-left:auto}.game-controls>.primary-button{justify-content:space-between;padding:11px 17px}.secondary-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}.secondary-actions button{font-size:11px;color:#b3c4c5}.modal{background:#15232b;color:var(--text);border:1px solid #40565a;border-radius:16px;padding:30px;width:min(460px,calc(100vw - 32px));max-height:calc(100dvh - 40px);box-shadow:0 30px 100px #0008;line-height:1.9}.modal::backdrop{background:#040a10b3;backdrop-filter:blur(6px)}.modal h2{font-size:23px;margin:10px 0}.modal p{font-size:13px;color:#a9bcbc}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}.dialog-actions button{min-width:84px;min-height:40px}.info-modal{width:min(600px,calc(100vw - 32px));padding:34px}.close-button{position:absolute;right:14px;top:12px;border:0;font-size:24px;color:#b8cccb}.info-modal h2{font-size:32px;font-weight:500;letter-spacing:4px}.info-modal h3{margin:26px 0 8px;color:#c2dfd3}.info-modal p+p{margin-top:10px}.info-modal strong{font-weight:500;color:#9de7ce}.info-modal ul{padding-left:20px;color:#a9bcbc;font-size:12px}.info-modal li{margin:6px 0}.credits{margin-top:26px;padding-top:19px;border-top:1px solid var(--line)}.credits p{font-size:10px;color:#7c949b}.sr-only{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden;white-space:nowrap}
@media(min-width:1400px){.workspace{grid-template-columns:minmax(0,1fr) 320px}.console{padding:28px;gap:25px}.header{padding:0 38px}}
@media(max-width:1100px){.gesture-hint{display:none}.viewbar{padding:0 14px}.view-separator{display:none}.view-kind{gap:5px;font-size:10px}.view-actions{gap:0}.view-actions button{padding:4px 6px}.scene-legend{right:16px;gap:9px}.drag-tools{left:16px}}
@media(min-width:761px) and (max-height:850px){.console{gap:16px;padding:18px}.metrics{padding-bottom:14px}.metric-value{font-size:24px}.section-heading{margin-bottom:9px}.selection-panel{padding-top:14px}.jump-grid button{min-height:39px}.locate-panel{padding-top:7px}.header{height:76px}}
@media(max-width:760px){.app{min-height:580px}.header{height:68px;padding:0 16px}.brand{gap:10px}.brand img{width:29px;height:34px}h1{font-size:17px;letter-spacing:1px}.wordmark{font-size:7px;letter-spacing:1.6px;line-height:17px}.header-right{gap:2px}.header .icon-button{width:33px;min-height:38px}.workspace{display:flex;flex-direction:column;overflow:visible}.stage{flex:1;min-height:210px}.viewbar{height:43px;padding:0 12px}.view-kind{font-size:10px}.view-kind #mode-name,.view-kind .live-dot{display:none}.view-actions button{font-size:10px}.view-actions .icon-button{font-size:17px}.view-actions #view-scale{font-size:9px;width:30px}.stage-footer{height:28px;padding:0 14px;font-size:10px}.drag-tools{left:12px;bottom:12px}.drag-tools button{min-height:34px;padding:6px 8px}.drag-tools span{font-size:10px}.scene-legend{right:12px;bottom:25px;font-size:8px;gap:9px}.scene-legend i{width:5px;height:5px}.console{display:grid;grid-template-columns:1fr 1fr;gap:10px 15px;overflow:visible;border-top:1px solid var(--line);border-left:0;padding:12px 15px 13px;flex-shrink:0}.metrics{grid-column:1/-1;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line);padding-bottom:9px;gap:12px}.metrics>div{flex-direction:row;align-items:baseline;gap:8px}.metric-value{font-size:19px}.metric-value span{font-size:10px}.metric-label{font-size:9px;letter-spacing:0}.slice-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;column-gap:15px;align-items:center}.slice-stepper{gap:6px}.square-button{width:40px;height:40px;min-height:40px;flex-shrink:0}.slice-value{height:40px;padding:0 9px;gap:4px}.slice-value input{font-size:20px}.depth-row{font-size:10px;gap:6px;flex-direction:column;align-items:stretch}.depth-row label{display:none}.depth-row select{max-width:none;width:100%;height:40px;padding:6px}.selection-panel{grid-column:1/-1;padding:0;border:0}.selection-panel .section-heading{display:none}.selection-label{margin:0 0 6px;font-size:10px}.jump-grid{grid-template-columns:repeat(6,1fr);gap:5px}.jump-grid button{min-height:44px;flex-direction:column;gap:4px;justify-content:center;padding:5px 2px}.jump-grid b{font-size:11px}.jump-grid span{font-size:8px}.selection-panel .fine-print{display:none}body:not(.playing) .selection-panel{display:none}.locate-panel{display:none}.game-controls{grid-column:1/-1;margin:0;padding:0;display:grid;grid-template-columns:1.12fr 1fr;gap:8px}.game-controls>p{display:none}.game-controls>.primary-button{font-size:12px;min-height:42px;padding:9px 12px}.secondary-actions{margin:0;gap:6px}.secondary-actions button{min-height:42px;padding:6px;font-size:10px}.info-modal{padding:25px}.info-modal h2{font-size:27px}}
@media(max-width:380px){.console{padding:10px;gap:9px}.scene-legend{display:none}.viewbar{padding:0 9px}.metric-label{font-size:8px}.jump-grid b{font-size:10px}}
@media(max-height:600px) and (min-width:761px){.header{height:62px}.viewbar{height:44px}.stage-footer{height:32px}.console{padding:13px}}
body{overflow:hidden}.app{overflow:hidden}
.console{overflow:hidden}.metrics,.game-controls{flex-shrink:0}.console-work{display:flex;flex-direction:column;gap:20px;flex:1;min-height:0;overflow-y:auto;margin-right:-9px;padding-right:9px;scrollbar-width:thin;scrollbar-color:#3e575d transparent}.console-work>section,.console-work>details{flex-shrink:0}
@media(min-width:761px) and (max-height:600px){.app{min-height:0}.console{gap:10px}.console-work{gap:14px}.metrics{padding-bottom:8px}.game-controls>p{display:none}}
@media(max-width:760px){.console{overflow:visible}.console-work{display:contents}}
@media(max-width:760px){.slice-slider{display:flex;grid-column:1/-1;grid-row:2;margin:4px 0 0;height:22px}.depth-row{grid-column:2;grid-row:1}}
@media(max-width:760px) and (max-height:579px){body{overflow:auto}.app{overflow:visible;height:auto;min-height:580px}.stage{height:270px;flex:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.live-dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--mint)}

.scene-legend .legend-negative,.scene-legend .legend-positive{background:transparent;border:1.5px solid;width:8px;height:8px}
.scene-legend .legend-negative{border-color:#86bff1}
.scene-legend .legend-positive{border-color:#d1a5ed}
.scene-legend .is-far{border-style:dashed}
.jump-grid button b{color:var(--axis-color)}
.jump-grid button:enabled{color:var(--axis-color);border-color:color-mix(in srgb,var(--axis-color) 65%,#34464c);background:color-mix(in srgb,var(--axis-color) 14%,#15242b);box-shadow:none}
.jump-grid button:enabled span{color:inherit}
.jump-grid button:hover:enabled{background:color-mix(in srgb,var(--axis-color) 25%,#15242b);border-color:var(--axis-color)}
.follow-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;min-height:38px;padding:7px 10px;margin-bottom:13px;font-size:11px;color:#a8bbbf}
.follow-toggle[aria-pressed=true]{background:#182d2d;border-color:#395952;color:#c2ded3}
.switch-track{width:30px;height:17px;border-radius:20px;background:#405057;position:relative;flex-shrink:0}
.switch-track::after{content:"";position:absolute;left:3px;top:3px;width:11px;height:11px;border-radius:50%;background:#a5b2b5;transition:transform .15s}
.follow-toggle[aria-pressed=true] .switch-track{background:#538f7e}
.follow-toggle[aria-pressed=true] .switch-track::after{transform:translateX(13px);background:#d4ffea}
.edge-warning{left:16px;top:12px;transform:none;min-width:0;max-width:calc(100% - 110px);padding:6px 9px;border-color:#46555c;border-radius:8px;display:flex;align-items:center;gap:10px;font-size:10px;line-height:1.5;pointer-events:none}
.edge-warning button{display:inline-block;margin:0;min-height:30px;padding:3px 8px;font-size:10px;pointer-events:auto}
@media(max-width:760px){
 .slice-panel .section-heading{display:none}
 .selection-panel{display:grid;grid-template-columns:1fr auto;align-items:center;gap:5px 8px}
 .selection-label{grid-column:1;grid-row:1;margin:0;min-width:0;font-size:10px}
 .follow-toggle{grid-column:2;grid-row:1;width:auto;min-height:36px;gap:9px;margin:0;padding:4px 7px;font-size:10px}
 .jump-grid{grid-column:1/-1}
 .scene-legend{right:10px;bottom:63px;gap:10px;font-size:9px}
 .scene-legend .legend-active{width:6px;height:6px}
 .edge-warning{left:10px;top:10px;gap:6px;max-width:calc(100% - 94px);font-size:9px}
}
@media(max-width:380px){.scene-legend{display:flex}.scene-legend span:first-child{display:none}}