:root{color-scheme:dark;--bg:#06090e;--ink:#e4e7ec;--muted:#8994a5;--dim:#526072;--line:rgba(153,179,207,.17);--accent:#bce4cd;--panel:rgba(10,16,24,.88);font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:12px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);overflow:hidden}button,input,select{font:inherit}button,select,input[type=number]{color:var(--ink);background:#121d29;border:1px solid var(--line);border-radius:4px}button{cursor:pointer;padding:10px 13px;transition:background .15s,border-color .15s}button:hover{background:#1c2b3b;border-color:#70869b}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button span{float:right}button.primary{background:var(--accent);color:#10281c;border-color:var(--accent)}button.primary:hover{background:#d7f3e2}button.quiet{background:transparent}button.wide{width:100%}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}input[type=checkbox]{accent-color:var(--accent);margin:0 9px 0 0}input[type=range]{accent-color:var(--accent);width:100%;height:15px}select{padding:8px;max-width:100%}.muted{color:var(--dim)}.tiny{font-size:10px;line-height:1.7;color:var(--muted)}.eyebrow{color:var(--muted);font-size:10px;letter-spacing:1.5px;text-transform:uppercase}.section-heading{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.4px;color:var(--muted);font-weight:normal}
#observatory{height:100dvh;min-height:540px;position:relative}#viewport{position:absolute;inset:0}#viewport canvas{display:block;touch-action:none}#labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}.planet-label{position:absolute;padding:5px 8px;color:#c0c9d5;font-size:10px;background:rgba(6,9,14,.55);border:0;pointer-events:auto;white-space:nowrap;border-left:1px solid var(--body-color)}.planet-label.active{color:var(--ink);border-left:2px solid var(--accent);background:rgba(18,31,43,.8)}
.topbar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;height:90px;padding:0 30px;border-bottom:1px solid var(--line);background:linear-gradient(#080d15ed,#080d1599);gap:27px}.home{color:var(--ink);font-size:15px;font-weight:bold}.home span{color:var(--muted)}.home .slash{margin-left:24px;color:var(--dim);font-weight:normal}.identity h1{font-size:17px;letter-spacing:3px;font-weight:500;margin:0 0 5px}.identity .eyebrow{font-size:9px}.top-status{display:flex;align-items:center;gap:8px;margin-left:auto;color:var(--muted);font-size:9px;letter-spacing:1px}.live-dot{display:inline-block;height:5px;width:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 9px #a0e2bc50}.topbar button{font-size:10px;margin-left:10px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:6px;backdrop-filter:blur(14px)}.body-panel{position:absolute;left:24px;top:114px;width:218px;padding:18px 14px;max-height:calc(100dvh - 242px);overflow:auto;scrollbar-width:thin}.body-panel>.section-heading{padding:0 4px 16px}.body-item{display:grid;grid-template-columns:10px 1fr auto;gap:10px;align-items:center;width:100%;border:1px solid transparent;background:transparent;padding:9px 9px;text-align:left;margin-bottom:2px}.body-item:hover{background:#162232}.body-item.active{border-color:#729c873d;background:#8eb49d12}.body-item .body-dot{width:6px;height:6px;border-radius:50%;background:var(--body-color);box-shadow:0 0 7px color-mix(in srgb,var(--body-color),transparent 75%)}.body-item .body-distance{font-size:9px;color:var(--muted)}.body-item[data-id="301"]{padding-left:25px;font-size:10px}.views{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:13px}.views button{font-size:10px;padding:9px 5px}.body-panel>#top-view{font-size:10px;padding:11px 6px}.layer-controls{border-top:1px solid var(--line);margin-top:8px;padding:16px 5px 2px}.layer-controls .section-heading{margin-bottom:14px}.layer-controls .audio-heading{border-top:1px solid var(--line);margin-top:17px;padding-top:15px}.layer-controls label{display:flex;align-items:center;color:#b4bfcc;font-size:10px;margin-bottom:12px}.layer-controls>select{width:100%;font-size:10px}.line-sample{border-top:1px solid #879787;width:25px;margin-left:auto}.range-label{justify-content:space-between;margin:20px 0 5px!important}.catalog-note{border-top:1px solid var(--line);margin:15px 4px 0;padding-top:13px;font-size:9px;line-height:1.8;color:var(--muted)}.catalog-note .live-dot{width:4px;height:4px}
.inspect-panel{position:absolute;right:24px;top:114px;width:239px;padding:20px;max-height:calc(100dvh - 260px);overflow:auto;scrollbar-width:thin}.selected-heading{display:flex;align-items:center;gap:10px;margin:22px 0 2px}.selected-heading h2{font-family:system-ui,sans-serif;font-size:31px;font-weight:350;letter-spacing:-1px;margin:0}.selected-heading>span{width:10px;height:10px;border-radius:50%;background:#79bcff;box-shadow:0 0 22px #79bcff55}.body-type{font-size:8px;color:var(--muted);letter-spacing:1.3px;margin:10px 0 23px}.metrics{margin:0 0 22px}.metrics>div{padding:9px 0;border-bottom:1px solid var(--line)}.metrics dt{font-size:9px;color:var(--muted);margin-bottom:6px}.metrics dd{font-size:13px;margin:0;color:#d1dae6;font-variant-numeric:tabular-nums}.inspect-panel button{font-size:10px}.inspect-panel>#follow{margin-top:6px}.inspect-panel>#tracking{font-size:9px;text-align:center}.scenario-intro{margin-top:24px;padding-top:19px;border-top:1px solid var(--line)}.scenario-intro p{color:#b5becc;font-size:11px;line-height:1.8;margin:12px 0 15px}.view-caption{position:absolute;bottom:148px;left:calc(50% - 190px);pointer-events:none}.view-caption>span{font-size:10px;letter-spacing:2px}.view-caption p{font-size:9px;color:var(--muted);margin-top:9px}.compass{position:absolute;right:286px;bottom:145px;display:flex;flex-direction:column;align-items:center;color:#677589;font-size:7px;letter-spacing:1px;gap:5px;pointer-events:none}.compass svg{width:40px;fill:none;stroke:#526377;stroke-width:.7}
.time-panel{position:absolute;bottom:24px;left:24px;right:24px;min-height:95px;display:flex;align-items:center;padding:17px 23px;gap:27px}.date-block{min-width:172px}.date-block>time{display:block;font-size:20px;letter-spacing:1px;margin-top:9px}.date-block>#sim-clock{font-size:10px;color:var(--muted);display:block;margin-top:4px;font-variant-numeric:tabular-nums}.transport{display:flex;gap:7px;align-items:center}.transport button{height:40px;min-width:40px;padding:8px;font-size:15px}.transport .play{background:var(--accent);color:#183425;width:49px;border:0}.transport #step{font-size:10px}.rate-block{border-left:1px solid var(--line);padding-left:27px;display:grid;gap:4px;min-width:194px}.rate-block>label{font-size:8px;letter-spacing:1.5px;color:var(--muted)}.rate-block select{border:0;background:transparent;padding:3px 0;font-size:12px}.rate-block #elapsed{color:var(--muted);font-size:9px}.sim-health{margin-left:auto;display:grid;gap:9px;font-size:9px;text-align:right}.sim-health #scenario-name{color:var(--accent)}.sim-health #energy{color:var(--muted)}
#message{position:absolute;left:50%;bottom:135px;transform:translateX(-50%);max-width:600px;background:#172638;border:1px solid #68809c70;padding:12px 18px;border-radius:5px;font-size:11px;line-height:1.6;opacity:0;pointer-events:none;transition:opacity .2s}#message.visible{opacity:1}#loading{position:absolute;inset:0;background:#080d15;display:flex;align-items:center;justify-content:center;flex-direction:column;z-index:10}#loading h2{font-size:16px;font-weight:400;margin-top:25px}#loading p{font-size:11px;color:var(--muted);max-width:480px;line-height:1.8;padding:0 20px;text-align:center}.loader-orbit{width:48px;height:48px;border:1px solid #587169;border-radius:50%;position:relative;animation:spin 3s linear infinite}.loader-orbit:before{content:"";position:absolute;width:6px;height:6px;background:var(--accent);border-radius:50%;top:2px;left:10px;box-shadow:0 0 14px var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}
dialog{background:#101923;color:var(--ink);border:1px solid #53677970;border-radius:10px;width:min(650px,calc(100vw - 28px));max-height:calc(100dvh - 40px);padding:30px;box-shadow:0 30px 120px #0009;scrollbar-width:thin}dialog::backdrop{background:#02050bc9;backdrop-filter:blur(7px)}.dialog-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.dialog-top h2{font-family:system-ui,sans-serif;font-size:30px;font-weight:400;letter-spacing:-1px;margin:10px 0 18px}.close{padding:1px 9px;font-size:25px;background:transparent}dialog p,dialog li{font-size:11px;line-height:1.9;color:#aeb9c8}dialog h3{font-size:12px;font-weight:500;margin-top:25px}dialog ul{padding-left:17px}.presets{display:grid;grid-template-columns:1fr;gap:7px;margin:21px 0}.presets button{display:grid;grid-template-columns:25px 1fr;gap:6px;text-align:left;padding:13px}.presets button>span{grid-row:span 2;color:var(--dim)}.presets strong{font-weight:normal;font-size:12px}.presets small{color:var(--muted);font-size:10px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.form-row label{font-size:10px;display:grid;gap:8px;color:var(--muted)}.form-row input,.form-row select{padding:10px;min-width:0;width:100%}.velocities{grid-template-columns:1fr 1fr 1fr}#edit-form{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-bottom:23px}.save-row{display:flex;gap:8px;padding-top:20px}.save-row button{flex:1;font-size:10px}.noscript{position:fixed;inset:20%;z-index:100;background:#121d29;padding:30px}
@media(min-width:1500px){.body-panel{width:236px;left:32px;top:122px;padding:22px 16px}.inspect-panel{right:32px;top:122px;width:256px}.body-item{padding:12px 10px}.time-panel{bottom:30px;left:32px;right:32px}.view-caption{bottom:160px}}
@media(max-height:800px){.body-item{padding-top:6px;padding-bottom:6px}.body-panel{top:100px;padding:14px 12px}.inspect-panel{top:100px}.catalog-note{margin-top:9px;padding-top:8px}.layer-controls{padding-top:10px}.layer-controls label{margin-bottom:8px}.scenario-intro{margin-top:12px;padding-top:12px}.scenario-intro p{margin:8px 0}.selected-heading{margin-top:14px}.body-type{margin-bottom:12px}.metrics{margin-bottom:15px}.metrics>div{padding:7px 0}.time-panel{bottom:15px;min-height:87px}.view-caption{bottom:124px}.body-panel{max-height:calc(100dvh - 218px)}.inspect-panel{max-height:calc(100dvh - 218px)}}
@media(max-width:1050px){.body-panel{width:183px;left:16px}.inspect-panel{width:200px;right:16px;padding:15px}.topbar{padding:0 20px}.time-panel{left:16px;right:16px;padding:16px;gap:16px}.sim-health{display:none}.rate-block{margin-left:auto}.view-caption{left:225px;font-size:9px}.compass{display:none}.body-distance{display:none}.body-item{grid-template-columns:10px 1fr}.views{grid-template-columns:1fr}.layer-controls{padding-top:12px}.body-panel>#top-view{display:none}.top-status{display:none}}
@media(max-width:700px){#observatory{min-height:480px}.topbar{height:72px;padding:0 15px;gap:16px}.home{font-size:12px}.home .slash{display:none}.identity h1{font-size:13px;letter-spacing:2px}.identity .eyebrow{font-size:7px}.topbar button{margin-left:auto;font-size:9px;padding:8px}.body-panel{top:84px;left:10px;right:10px;width:auto;padding:7px 8px;overflow-x:auto;max-height:none;white-space:nowrap;scrollbar-width:none;background:#0a1018cc}.body-panel>.section-heading,.body-panel .views,.body-panel>#top-view,.layer-controls,.catalog-note{display:none}#body-list{display:flex;gap:3px}.body-item,.body-item[data-id="301"]{display:flex;width:auto;gap:6px;font-size:10px;padding:9px;margin:0}.body-item .body-dot{width:4px;height:4px}.inspect-panel{top:auto;bottom:159px;left:10px;right:auto;width:170px;padding:12px;background:#0a1018cc;max-height:225px}.inspect-panel>.section-heading,.inspect-panel .body-type,.metrics>div:nth-child(n+3),.inspect-panel>#follow,.inspect-panel>#tracking,.scenario-intro p,.scenario-intro .section-heading{display:none}.selected-heading{margin:0}.selected-heading h2{font-size:22px}.selected-heading>span{width:7px;height:7px}.metrics{margin:10px 0}.metrics>div{padding:5px 0}.metrics dt{font-size:8px}.metrics dd{font-size:11px}.inspect-panel button{padding:8px;font-size:9px}.scenario-intro{padding:0;border:0;margin-top:6px}.view-caption{left:12px;bottom:138px}.view-caption>span{font-size:8px;letter-spacing:1px}.view-caption p{display:none}.time-panel{bottom:9px;left:10px;right:10px;padding:12px;gap:12px;min-height:116px;flex-wrap:wrap}.date-block{min-width:0;flex:1}.date-block .section-heading{font-size:7px}.date-block>time{font-size:15px;margin-top:5px}.date-block>#sim-clock{font-size:8px}.transport{gap:4px}.transport button{height:34px;min-width:34px}.transport .play{width:40px}.rate-block{padding:0;border:0;display:flex;align-items:center;gap:8px;width:100%;min-width:0}.rate-block>label{font-size:7px}.rate-block select{font-size:10px;flex:1}.rate-block #elapsed{font-size:8px}.planet-label{font-size:9px;padding:4px 6px}#message{bottom:139px;width:calc(100% - 30px);font-size:10px}dialog{padding:21px}.dialog-top h2{font-size:25px}.velocities{gap:7px}.form-row{gap:7px}}
#view-button{display:none;position:absolute;top:145px;right:12px;font-size:10px;background:var(--panel)}#view-dialog .views{display:grid;grid-template-columns:1fr 1fr}#view-dialog .layer-controls,#view-dialog .catalog-note,#view-dialog #top-view{display:block}#view-dialog .layer-controls label{font-size:12px;padding:5px 0}#view-dialog .catalog-note{white-space:normal}#scenario-error{color:#efb8a5}
#ui-toggle{position:absolute;z-index:12;right:13px;bottom:135px;padding:7px 9px;font-size:9px;letter-spacing:1px;background:rgba(10,16,24,.72);transition:bottom .25s,background .15s,border-color .15s}.topbar,.body-panel,.inspect-panel,.time-panel,.view-caption,.compass,#labels,#view-button{transition:opacity .25s}.ui-hidden .topbar,.ui-hidden .body-panel,.ui-hidden .inspect-panel,.ui-hidden .time-panel,.ui-hidden .view-caption,.ui-hidden .compass,.ui-hidden #labels,.ui-hidden #view-button{opacity:0;pointer-events:none}.ui-hidden #ui-toggle{bottom:13px;background:rgba(10,16,24,.45)}.ui-hidden #sky-tooltip{display:none}
@media(max-width:700px){#view-button{display:block}#ui-toggle{bottom:138px}.ui-hidden #ui-toggle{bottom:10px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
#soundtrack-button span{margin-left:7px}#sky-tooltip{position:fixed;z-index:9;max-width:270px;white-space:pre-line;background:#111b28ed;border:1px solid #71869d88;border-radius:5px;padding:10px 12px;color:#d9e1eb;font-size:10px;line-height:1.55;pointer-events:none;box-shadow:0 10px 35px #0008}#sky-tooltip[hidden]{display:none}.galaxy-label{border-left-color:#9ba5ca}.probe-label{font-weight:600}.object-section{border-top:1px solid var(--line);padding-top:5px;margin-top:20px}.object-action{display:grid;grid-template-columns:1fr auto;gap:8px}.object-action select{min-width:0}.object-section pre{white-space:pre-wrap;color:#b9c5d3;font:10px/1.7 inherit;background:#0b121b;padding:10px;border-radius:4px}.object-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.probe-card{display:grid;grid-template-columns:1fr auto;gap:4px 10px;border-top:1px solid var(--line);padding:13px 0}.probe-card h3,.probe-card p{grid-column:1/-1;margin:0}.probe-card a{align-self:center;font-size:10px}.body-panel>#stellar-view{font-size:10px;padding:11px 6px;margin-top:6px}
@media(max-width:700px){.topbar{gap:7px}.topbar button{margin-left:0;padding:8px 7px}.topbar #objects-button{margin-left:auto}.topbar #notes-button{display:none}.body-panel>#stellar-view{display:none}.object-action{grid-template-columns:1fr}.object-buttons{grid-template-columns:1fr}}
#view-dialog #stellar-view{display:block}