/* SPDX-License-Identifier: AGPL-3.0-only
 * Copyright (C) 2026 Enigmatisms. Manrope font retains its SIL OFL license.
 */
@font-face{font-family:Manrope;src:url('../fonts/manrope-latin-variable.woff2') format('woff2');font-style:normal;font-weight:200 800;font-display:swap}
:root{color-scheme:dark;--bg:#090b0e;--panel:#111317;--line:#ffffff12;--muted:#92979f;--text:#ecebe7;--accent:#f1ac79;--header:72px;--sidebar:342px;font-family:Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text)}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,select{color:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,input,select,summary,canvas{outline-offset:5px}:focus-visible{outline:2px solid var(--accent)}a{color:inherit;text-decoration:none}button{cursor:pointer;background:#ffffff05;border:1px solid #ffffff1b;border-radius:8px;padding:10px 13px;font-size:12px;line-height:1.4;transition:background .18s,border-color .18s}button:hover{background:#ffffff0c;border-color:#ffffff40}button:disabled{cursor:not-allowed;opacity:.5}[hidden]{display:none!important}.skip-link{position:fixed;top:-100px;left:16px;background:var(--accent);color:#16110d;padding:12px;z-index:20}.skip-link:focus{top:12px}.observatory-header{height:var(--header);position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 30px;border-bottom:1px solid var(--line);background:#0c0e11}.brand{display:flex;align-items:center;gap:13px;font-size:12px;font-weight:750;letter-spacing:.14em;white-space:nowrap}.brand-mark{width:25px;height:25px;border:1px solid var(--accent);border-radius:50%;position:relative;box-shadow:inset 0 0 0 5px #f1ac7912}.brand-mark:after{content:"";position:absolute;left:-6px;right:-6px;top:10px;height:3px;background:var(--accent);transform:rotate(-25deg);box-shadow:0 0 10px #f1ac7940}.brand-divider{color:#555b64;font-weight:400;margin:0 5px}.brand-subtitle{font-weight:450;letter-spacing:.06em;color:#c4c5c7}.header-actions{display:flex;align-items:center;gap:18px}.metric-badge{font-size:10px;letter-spacing:.12em;color:var(--muted)}#panel-toggle,#panel-close{display:none}.observatory{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);height:calc(100vh - var(--header));height:calc(100dvh - var(--header));min-height:460px}.observatory-panel{background:var(--panel);border-right:1px solid var(--line);padding:29px 25px 24px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#41434a transparent;min-width:0}.panel-heading{display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:9px;font-weight:650;letter-spacing:.19em;color:var(--accent)}fieldset{border:0;margin:0;padding:0;min-width:0}fieldset:disabled{opacity:.55}.object-picker label{display:flex;align-items:center;justify-content:space-between;font-size:11px;margin-bottom:10px}.object-picker label span{font-size:8px;letter-spacing:.12em;color:#8e939b}select{width:100%;min-width:0;max-width:100%;padding:11px 28px 11px 10px;border:1px solid #ffffff22;border-radius:7px;background:#191c21;font-size:12px;cursor:pointer}.object-description{color:var(--muted);font-size:11px;line-height:1.85;margin:12px 0 17px}.button-row{display:flex;gap:8px;margin-bottom:24px}.button-row button{flex:1}.primary-button{color:#1c1510;background:var(--accent);border-color:var(--accent);font-weight:700}.primary-button:hover{background:#ffc798;border-color:#ffc798}.control-section{border-top:1px solid var(--line)}summary{cursor:pointer;list-style:none}summary::-webkit-details-marker{display:none}.control-section>summary{display:flex;justify-content:space-between;align-items:center;padding:19px 0;font-size:12px;font-weight:600}.section-index{font-size:9px;color:#767c85;letter-spacing:.1em}.control-section>summary:after{content:"+";font-size:15px;font-weight:400;color:#9b9da3;margin-left:10px}.control-section[open]>summary:after{content:"−"}.section-index{margin-left:auto}.section-body{padding:0 0 10px}.control-note{color:var(--muted);font-size:10px;line-height:1.95;margin:3px 0 15px}.control-row{margin:0 0 17px}.control-row-head{display:flex;align-items:center;justify-content:space-between;gap:7px;margin-bottom:7px;min-height:24px}.control-row label,.select-control>span{font-size:11px;color:#c7c9ce}.control-row output{font-size:10px;font-variant-numeric:tabular-nums;color:var(--accent);white-space:nowrap}.control-number{width:98px;min-width:0;text-align:right;border:1px solid #ffffff1b;border-radius:5px;padding:5px 6px;background:#080a0d;color:var(--accent);font-size:11px;font-variant-numeric:tabular-nums}.control-range{width:100%;height:15px;margin:2px 0;display:block;accent-color:var(--accent);cursor:pointer}.range-ends{display:flex;justify-content:space-between;font-size:8px;color:#777d86;margin-top:3px}.control-row:has(input:disabled){opacity:.42}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;margin:0 0 17px;cursor:pointer}.toggle-row small{display:block;font-size:9px;color:var(--muted);margin-top:5px;line-height:1.7}.toggle-row input{accent-color:var(--accent);width:18px;height:18px;flex:none}.select-control{display:block;margin-bottom:18px}.select-control>span{display:block;margin-bottom:8px}.back-link{display:inline-block;color:var(--muted);font-size:10px;padding-top:18px}.control-error{border:1px solid #d8856655;background:#351e16;padding:10px;font-size:11px;line-height:1.7}.observation-window{position:relative;min-width:0;min-height:0;overflow:hidden;background:#050609;isolation:isolate}.black-hole-stage{position:absolute;inset:0;overflow:hidden}.black-hole-fallback,#black-hole{width:100%;height:100%;position:absolute;inset:0;display:block}.black-hole-fallback{object-fit:cover;opacity:.85}.black-hole-stage.is-rendered .black-hole-fallback{visibility:hidden}#black-hole{touch-action:none;cursor:grab;opacity:0}.black-hole-stage.is-rendered #black-hole{opacity:1}#black-hole.is-dragging{cursor:grabbing}#black-hole:focus-visible{outline:1px solid var(--accent);outline-offset:-5px}.scene-heading{position:absolute;top:32px;left:36px;right:32px;display:flex;justify-content:space-between;align-items:flex-start;gap:20px;pointer-events:none;text-shadow:0 1px 10px #000}.scene-heading h2{font-size:clamp(25px,3vw,43px);letter-spacing:-.04em;font-weight:450;margin:9px 0 7px;line-height:1.2}.scene-heading p{font-size:11px;color:#9ea3ac;margin:0}.render-status{font-size:9px;letter-spacing:.02em;color:#b4b8bf;border:1px solid #ffffff1c;background:#0b0e13b8;border-radius:20px;padding:8px 11px;white-space:nowrap}.render-status:before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:#8f9298;margin-right:7px}.render-status[data-ready="true"]:before{background:#9cbda2;box-shadow:0 0 8px #9cbda255}.scene-bottom{position:absolute;bottom:0;left:0;right:0;padding:55px 36px 20px;background:linear-gradient(transparent,#07090de8 52%);pointer-events:none}.scale-readouts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.scale-readouts>div+div{border-left:1px solid #ffffff1b;padding-left:22px}.scale-readouts span{display:block;font-size:10px;color:#969ca6;margin-bottom:8px}.scale-readouts strong{font-size:clamp(14px,1.65vw,22px);font-weight:450;letter-spacing:-.02em;font-variant-numeric:tabular-nums;display:block;white-space:nowrap}.scale-readouts small{display:block;font-size:9px;color:#838b96;margin-top:6px}.scene-help{pointer-events:auto;max-width:650px;margin-bottom:15px}.scene-help summary{font-size:10px;color:#c9cbd0;display:inline-block;padding:4px 0}.scene-help summary:before{content:"+";margin-right:8px;color:var(--accent)}.scene-help[open] summary:before{content:"−"}.scene-help summary span{font-variant-numeric:tabular-nums;color:#939aa6;font-size:9px;margin-left:16px}.scene-help p{font-size:10px;line-height:1.85;color:#abb1bc;margin:8px 0;padding:10px;background:#11141ce8;border:1px solid var(--line);border-radius:6px}.scene-caption{display:flex;justify-content:space-between;gap:12px;font-size:8px;color:#808995;letter-spacing:.035em;border-top:1px solid #ffffff13;padding-top:12px}.scene-caption span:last-child{font-size:7px;letter-spacing:.08em}.noscript-message{position:fixed;bottom:20px;left:20px;right:20px;z-index:20;background:#191c21;padding:18px;color:var(--accent);font-size:13px}.drawer-shade{position:fixed;inset:var(--header) 0 0;z-index:7;border:0;border-radius:0;background:#0009;backdrop-filter:blur(4px)}
@media(min-width:1600px){:root{--sidebar:370px}.observatory-panel{padding:34px 32px}.scene-heading{top:42px;left:48px}.scene-bottom{padding-left:48px;padding-right:48px}}
@media(max-width:1050px){:root{--sidebar:300px}.observatory-header{padding:0 22px}.observatory-panel{padding:23px 20px}.scene-heading{left:24px;right:20px}.scene-heading h2{font-size:30px}.scene-bottom{padding-left:24px;padding-right:24px}.scale-readouts{gap:12px}.scale-readouts>div+div{padding-left:13px}.scene-caption span:last-child{display:none}.render-status{padding:7px 8px;font-size:8px}}
@media(max-width:760px){:root{--header:62px}.observatory-header{padding:0 17px;gap:10px}.brand{font-size:10px;gap:9px;letter-spacing:.11em}.brand-mark{width:21px;height:21px}.brand-mark:after{top:8px}.brand-divider,.brand-subtitle,.metric-badge{display:none}#panel-toggle,#panel-close{display:block}#panel-toggle{font-size:10px;padding:8px 11px}.observatory{display:block;min-height:360px}.observation-window{width:100%;height:100%}.observatory-panel{position:fixed;z-index:8;top:var(--header);bottom:0;left:0;width:min(360px,calc(100% - 32px));transform:translateX(-100%);visibility:hidden;transition:transform .24s ease,visibility .24s;background:#111317;padding:22px 24px calc(24px + env(safe-area-inset-bottom))}.observatory-panel.is-open{transform:translateX(0);visibility:visible}#panel-close{font-size:10px;padding:6px 9px}.scene-heading{top:28px;left:22px;right:20px}.scene-heading h2{font-size:32px}.scene-heading p{max-width:210px;font-size:10px;line-height:1.7}.scene-heading .eyebrow{font-size:8px}.render-status{max-width:125px;white-space:normal;line-height:1.5}.scene-bottom{padding:45px 22px calc(18px + env(safe-area-inset-bottom))}.scale-readouts{gap:9px;margin-bottom:19px}.scale-readouts>div+div{padding-left:10px}.scale-readouts span{font-size:8px;line-height:1.5;min-height:24px;margin-bottom:5px}.scale-readouts strong{font-size:14px;white-space:normal;overflow-wrap:anywhere}.scale-readouts small{font-size:8px;line-height:1.6}.scene-help summary{font-size:9px}.scene-help summary span{font-size:8px;margin-left:9px}.scene-caption{font-size:8px}.scene-help p{font-size:10px;max-height:130px;overflow:auto}.scene-help{margin-bottom:12px}}
@media(max-height:580px){.scene-heading{top:18px}.scene-heading h2{font-size:25px}.scene-heading p{display:none}.scene-bottom{padding-top:20px;padding-bottom:12px}.scale-readouts{margin-bottom:9px}.scale-readouts small{display:none}.scene-help{margin-bottom:6px}.scene-help p{max-height:75px;overflow:auto}.scene-caption{padding-top:8px}}
@media(max-height:520px){.observatory{min-height:0}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* Workspace controls share the viewport's existing dark material. */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.panel-heading{margin-bottom:22px}.panel-heading h1{margin:0;font-size:18px;line-height:1.4;letter-spacing:-.02em;font-weight:600}
 #panel-toggle{display:block;min-width:88px}.language-toggle{display:inline-flex;gap:2px;padding:3px;border:1px solid #ffffff1f;border-radius:8px;background:#080a0d}.language-toggle button{min-width:32px;padding:5px 7px;border:0;border-radius:5px;background:transparent;color:var(--muted);font-size:10px;line-height:1.2}.language-toggle button[aria-pressed="true"]{background:#2a2e35;color:var(--text);box-shadow:0 1px 3px #0008}
.mode-switch{display:grid;grid-template-columns:1fr 1fr;padding:4px;gap:4px;background:#080a0d;border:1px solid var(--line);border-radius:10px;margin-bottom:22px}
.mode-switch button{border-color:transparent;background:transparent;color:var(--muted);min-height:39px}
.mode-switch button[aria-pressed="true"]{background:#24272d;color:var(--text);box-shadow:0 1px 5px #0005;border-color:#ffffff15}
.wide-button{width:100%;margin:0 0 10px}.playback-controls{gap:6px;margin:18px 0}.playback-controls button{padding:10px 7px}
#editor-controls>.select-control{margin-top:20px}.control-section>summary{min-height:52px;gap:10px}.control-section[open]>summary{color:var(--accent)}
.control-row-head{align-items:flex-start;gap:12px}.control-row-head label{padding-top:6px;line-height:1.6}
.control-number{flex:0 0 112px;width:112px;padding:7px 6px}.control-range{height:23px}.control-toggle{width:19px;height:19px;accent-color:var(--accent)}
.text-input,textarea{width:100%;min-width:0;background:#080a0d;border:1px solid #ffffff24;border-radius:6px;color:var(--text);padding:10px;font:inherit;font-size:12px}
textarea{display:block;resize:vertical;min-height:120px;max-height:380px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;line-height:1.6}
input[type=file]{width:100%;font-size:10px;color:var(--muted)}input[type=file]::file-selector-button{border:1px solid #ffffff25;border-radius:5px;background:#22262e;color:var(--text);padding:8px;margin-right:8px}
[aria-invalid="true"]{border-color:#e99a7b!important;outline-color:#e99a7b}.is-inapplicable{opacity:.45}
.color-row{display:grid;grid-template-columns:minmax(0,1fr) 32px 88px;gap:8px;align-items:center;margin-bottom:12px}
.color-row label{font-size:11px;line-height:1.5;color:#c7c9ce}.color-row input[type=color]{width:32px;height:32px;border:1px solid #ffffff25;border-radius:5px;padding:2px;background:#080a0d;cursor:pointer}
.color-hex{font:11px ui-monospace,SFMono-Regular,Consolas,monospace;padding:8px 5px;text-align:center}
#gradient-preview{height:22px;border:1px solid #ffffff25;border-radius:5px;margin:16px 0}
#import-preview{padding:15px 0 0}#workspace-status:empty{display:none}#workspace-status{margin-top:-10px;margin-bottom:18px}
.statistics-panel{position:relative;z-index:2;align-self:flex-end;flex:0 1 auto;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;margin:16px 28px 0;width:min(370px,calc(100% - 56px));padding:14px;background:#0c1018ed;border:1px solid #ffffff20;border-radius:12px;backdrop-filter:blur(12px);box-shadow:0 8px 28px #0003}
.statistics-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12px;color:var(--accent)}
.statistics-heading button{padding:6px 8px;font-size:11px}.statistics-panel dl{margin:12px 0 8px}.statistics-panel dl>div{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:baseline;gap:12px;margin:8px 0}
.statistics-panel dt{font-size:11px;color:#b3bac5;line-height:1.5}.statistics-panel dd{margin:0;text-align:right;font-size:12px;line-height:1.5;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.statistics-panel p{font-size:11px;color:#aeb5c0;line-height:1.6;margin:9px 0 0}.statistics-panel .clock-equivalent{color:var(--accent)}#stat-shadow-hint{color:#f3c8a7}#return-to-view{width:100%;margin-top:10px;padding:7px 10px}
 .museum-blog-button{position:fixed;z-index:9;left:28px;bottom:28px;display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border:1px solid #ffffff32;border-radius:9px;background:#0b0e14e8;color:var(--text);box-shadow:0 8px 22px #0008;backdrop-filter:blur(10px);font-size:12px;font-weight:600;transition:transform .18s ease,background .18s ease,border-color .18s ease}.museum-blog-button:hover{transform:translateY(-2px);background:#1c2430f2;border-color:var(--accent);color:#fff}
@media(min-width:761px){.observatory.panel-collapsed{grid-template-columns:0 minmax(0,1fr)}.panel-collapsed .observatory-panel{visibility:hidden;padding:0;border:0;overflow:hidden}}
 @media(max-width:760px){.header-actions{gap:8px}.language-toggle button{min-width:28px;padding:5px 6px;font-size:9px}.brand{font-size:9px;letter-spacing:.06em}#panel-toggle{min-width:0;font-size:10px}.statistics-panel{margin:12px 16px 0;width:calc(100% - 32px);padding:12px}.statistics-panel dl>div{margin:6px 0}.observatory-panel{padding-left:20px;padding-right:20px}.control-number{flex-basis:104px;width:104px}.museum-blog-button{left:16px;bottom:16px;z-index:7}}
@media(max-width:360px){.brand{gap:6px;font-size:8px}.brand-mark{width:18px;height:18px}.observatory-header{padding:0 10px}.control-number{flex-basis:95px;width:95px}.color-row{grid-template-columns:minmax(0,1fr) 28px 80px;gap:6px}}
.proximity-presets>span{display:block;font-size:11px;color:#c7c9ce;margin-bottom:8px}.proximity-presets .button-row{margin-bottom:7px}
.observation-window{display:flex;flex-direction:column}.scene-heading{position:relative;top:auto;left:auto;right:auto;flex:none;margin:28px 28px 0}.scene-bottom{position:relative;flex:none;margin-top:auto;padding-top:24px}
.scale-readouts{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:16px}.scale-readouts>div{min-width:0}.scale-readouts>div+div{padding-left:14px}.scale-readouts strong{font-size:clamp(13px,1.35vw,20px);white-space:normal;overflow-wrap:anywhere}.scale-readouts small{line-height:1.5}.scale-readouts .temperature-note{display:block;color:#aeb5c0}#temperature-readout{pointer-events:auto}
@media(max-width:1100px){.scale-readouts{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 18px}.scale-readouts>div:nth-child(3){padding-left:0;border-left:0}.scale-readouts span{min-height:0;margin-bottom:4px}.scale-readouts small{margin-top:3px}}
@media(max-width:760px){.scene-heading{margin:22px 20px 0}.scene-bottom{padding:20px 20px calc(12px + env(safe-area-inset-bottom))}.scale-readouts{gap:10px 14px}.scale-readouts span{font-size:10px}.scale-readouts small{font-size:9px}.scene-help summary span{display:block;margin:5px 0 0}.scene-caption{padding-top:8px}}
@media(max-height:580px){.scene-heading{margin-top:12px}.scene-heading h2{margin:4px 0}.scene-bottom{padding-top:12px;padding-bottom:10px}.scale-readouts{gap:7px 12px;margin-bottom:8px}.scale-readouts strong{font-size:12px}.scale-readouts #readout-temperature-edges{display:block}.statistics-panel{margin-top:8px}.scene-help{margin-bottom:4px}}