:root{--bg: #05070d;--panel: rgba(12, 16, 26, .82);--panel-solid: #0c1019;--border: rgba(120, 150, 200, .18);--text: #dfe6f2;--muted: #8f9cb3;--accent: #6aa9ff;--accent-dim: rgba(106, 169, 255, .16);--shadow: 0 10px 40px rgba(0, 0, 0, .55);--topbar-h: 52px;--hud-h: 96px;--sidebar-w: 232px;--safe-t: env(safe-area-inset-top, 0px);--safe-r: env(safe-area-inset-right, 0px);--safe-b: env(safe-area-inset-bottom, 0px);--safe-l: env(safe-area-inset-left, 0px);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100vh;height:100dvh;overflow:hidden;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}body.sidebar-collapsed{--sidebar-w: 0px}#viewport{position:fixed;inset:0}#viewport canvas{display:block;touch-action:none}#labels{position:fixed;inset:0;pointer-events:none;overflow:hidden}.icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;flex:none;border:1px solid var(--border);background:#ffffff0d;color:var(--text);border-radius:8px;font-size:16px;line-height:1;cursor:pointer}.icon:hover{background:#ffffff1c}button:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.body-label{color:#e9f0fceb;font-size:11px;letter-spacing:.06em;text-transform:uppercase;text-shadow:0 0 6px rgba(0,0,0,.9),0 0 2px rgba(0,0,0,1);white-space:nowrap;pointer-events:auto;cursor:pointer;transition:opacity .25s ease;padding:2px 4px}.body-label.moon{font-size:10px;color:#becde4cc;text-transform:none;letter-spacing:.03em}.body-label.dwarf{color:#d6c8e2d9}.body-label.star{color:#9fb8dd;font-size:10px;letter-spacing:.1em;opacity:.72}.body-label.spacecraft{color:#bfd9ffe6}.body-label.flyby{font-size:9px;color:#dfe8ffa6;text-transform:none;letter-spacing:.02em;pointer-events:none}.body-label:hover{color:#fff}.body-label.focused{color:var(--accent);font-weight:600}#topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-h);padding:var(--safe-t) calc(12px + var(--safe-r)) 0 calc(12px + var(--safe-l));display:flex;align-items:center;gap:10px;background:var(--panel);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);z-index:10}#topbar-title{font-size:14px;font-weight:600;letter-spacing:.02em}#scrim{position:fixed;inset:0;background:#02040a8c;z-index:9}#scrim[hidden]{display:none}#sidebar{position:fixed;top:0;bottom:0;left:0;width:min(300px,85vw);padding-top:var(--safe-t);padding-left:var(--safe-l);background:var(--panel-solid);backdrop-filter:blur(14px);border-right:1px solid var(--border);display:flex;flex-direction:column;transform:translate(-100%);transition:transform .28s ease;z-index:11}#sidebar.open{transform:translate(0);box-shadow:var(--shadow)}.sidebar-head{display:flex;align-items:flex-start;justify-content:space-between}#sidebar-close{margin:14px 12px 0 0}#sidebar-toggle{display:none}#sidebar h1{margin:0;padding:18px 18px 10px;font-size:17px;font-weight:600;letter-spacing:.02em;display:flex;flex-direction:column}#sidebar h1 small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:.04em;margin-top:3px}.search{padding:0 14px 10px}.search input{width:100%;padding:7px 10px;border-radius:7px;border:1px solid var(--border);background:#ffffff0a;color:var(--text);font-size:13px}.search input:focus{outline:1px solid var(--accent)}#body-list{flex:1;overflow-y:auto;padding:0 8px 10px}#body-list .section{color:var(--muted);font-size:10px;letter-spacing:.14em;text-transform:uppercase;padding:12px 10px 5px}#body-list button{display:flex;align-items:center;gap:9px;width:100%;padding:6px 10px;border:0;border-radius:7px;background:none;color:var(--text);font:inherit;font-size:13px;text-align:left;cursor:pointer}#body-list button:hover{background:#ffffff0f}#body-list button.active{background:var(--accent-dim);color:#fff}#body-list button.moon{padding-left:26px;font-size:12px;color:var(--muted)}#body-list button.moon.active{color:#fff}#body-list .dot{width:9px;height:9px;border-radius:50%;flex:none;box-shadow:0 0 8px currentColor;background:currentColor}#body-list button.moon .dot{width:6px;height:6px}.credits{padding:10px 16px 12px;font-size:10px;line-height:1.45;color:#8f9cb3bf;border-top:1px solid var(--border)}#info-panel{position:fixed;left:6px;right:6px;bottom:calc(var(--hud-h) + var(--safe-b) + 10px);max-height:55dvh;overflow-y:auto;padding:16px 18px 18px;background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:16px 16px 0 0;box-shadow:var(--shadow);z-index:8}#info-panel[hidden]{display:none}#info-panel h2{margin:0;font-size:21px;font-weight:600}#info-panel .subtitle{margin:2px 0 12px;color:var(--muted);font-size:11px;letter-spacing:.12em;text-transform:uppercase}#info-panel p{margin:0 0 14px;font-size:13px;color:#c6d0e0}#info-panel .close{position:absolute;top:10px;right:12px;border:0;background:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer}#info-panel .close:hover{color:var(--text)}#info-facts{display:grid;grid-template-columns:auto 1fr;gap:5px 14px;margin:0;font-size:12.5px}#info-facts dt{color:var(--muted)}#info-facts dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}#hud{position:fixed;left:calc(8px + var(--safe-l));right:calc(8px + var(--safe-r));bottom:calc(8px + var(--safe-b));display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;padding:8px 10px;background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);z-index:8}#hud .group{display:flex;align-items:center;gap:8px}#hud .group.zoom{display:none}#hud .stack{display:flex;flex-direction:column;gap:3px;min-width:96px}#hud label{font-size:9.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);white-space:nowrap}#hud select{background:#ffffff0d;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:6px 9px;font:inherit;font-size:12.5px;cursor:pointer}#hud select option{background:#131824;color:var(--text)}#hud button{border:1px solid var(--border);background:#ffffff0d;color:var(--text);border-radius:8px;padding:7px 12px;font:inherit;font-size:12.5px;cursor:pointer}#hud button:hover{background:#ffffff1c}#hud button.active{background:var(--accent-dim);border-color:var(--accent);color:#fff}#layers-toggle{margin-left:auto}#hud input[type=datetime-local]{background:#ffffff0d;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:6px 9px;font:inherit;font-size:12.5px;min-width:0}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:3px;background:#ffffff29;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px #6aa9ff99}input[type=range]::-moz-range-thumb{width:14px;height:14px;border:0;border-radius:50%;background:var(--accent)}input[type=checkbox]{accent-color:var(--accent);width:14px;height:14px}#hud .value,#speed-value,#zoom-value,#scale-value{color:var(--text);font-variant-numeric:tabular-nums;text-transform:none;letter-spacing:0}#layers{position:fixed;left:calc(8px + var(--safe-l));right:calc(8px + var(--safe-r));bottom:calc(8px + var(--safe-b) + var(--hud-h) + 8px);max-height:50dvh;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:14px 16px;background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);z-index:8}#layers[hidden]{display:none}#layers label.toggle{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer;color:var(--text)}#layers .stack{display:flex;flex-direction:column;gap:4px}#layers .stack label{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}#hint{position:fixed;left:50%;bottom:calc(var(--hud-h) + var(--safe-b) + 10px);transform:translate(-50%);max-width:calc(100vw - 24px);text-align:center;font-size:11px;color:#8f9cb3a6;pointer-events:none;z-index:4;transition:opacity .6s ease}#hint kbd{background:#ffffff17;border-radius:4px;padding:1px 5px;font-size:10px}#loading{position:fixed;inset:0;display:grid;place-content:center;justify-items:center;gap:18px;background:var(--bg);z-index:20;color:var(--muted);transition:opacity .6s ease}#loading.done{opacity:0;pointer-events:none}.spinner{width:46px;height:46px;border:2px solid rgba(106,169,255,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}body.clean-view #topbar,body.clean-view #sidebar,body.clean-view #sidebar-toggle,body.clean-view #hud,body.clean-view #layers,body.clean-view #info-panel,body.clean-view #hint,body.clean-view #scrim{display:none!important}@media(min-width:640px){#hud .group.zoom{display:flex}#hud .stack{min-width:130px}#info-panel{top:calc(var(--topbar-h) + 10px);right:calc(10px + var(--safe-r));left:auto;bottom:calc(var(--hud-h) + var(--safe-b) + 10px);width:min(360px,42vw);max-height:none;border-radius:12px}}@media(min-width:1024px){#topbar{display:none}#scrim{display:none!important}#sidebar{width:var(--sidebar-w);padding-top:0;padding-left:0;background:var(--panel);transform:none;transition:width .22s ease;overflow:hidden}#sidebar.open{box-shadow:none}#sidebar-close{display:none}#sidebar-toggle{display:flex;position:fixed;top:50%;left:var(--sidebar-w);transform:translate(-50%,-50%);width:22px;height:44px;border-radius:6px;z-index:6;transition:left .22s ease;font-size:12px}body.sidebar-collapsed #sidebar .sidebar-head,body.sidebar-collapsed #sidebar .search,body.sidebar-collapsed #sidebar #body-list,body.sidebar-collapsed #sidebar .credits{opacity:0;pointer-events:none}#hud{left:calc(var(--sidebar-w) + 16px);right:16px;bottom:14px;gap:20px;padding:12px 18px}#hud .stack{min-width:150px}#hud label{font-size:10.5px}#layers{left:calc(var(--sidebar-w) + 16px);right:16px;bottom:calc(14px + var(--hud-h) + 10px);flex-direction:row;flex-wrap:wrap;align-items:center;gap:14px;max-height:none;overflow:visible}#layers label.toggle{font-size:12px}#layers .exaggerate{min-width:132px}#layers .quality{min-width:96px}#info-panel{inset:16px 16px auto auto;width:310px;max-height:calc(100dvh - var(--hud-h) - 32px);border-radius:12px}#hint{bottom:8px;max-width:none;white-space:nowrap}}@media(max-width:1023px)and (orientation:landscape)and (max-height:520px){#hud{flex-wrap:nowrap;overflow-x:auto}#info-panel{top:calc(var(--topbar-h) + 8px);right:calc(8px + var(--safe-r));left:auto;bottom:calc(var(--hud-h) + var(--safe-b) + 8px);width:min(320px,46vw);max-height:none;border-radius:12px}}@media(pointer:coarse){#hud button,#hud select,.search input,#body-list button{min-height:44px}.icon{width:44px;height:44px}input[type=checkbox]{width:18px;height:18px}.body-label{padding:6px 8px}}@media(prefers-reduced-motion:reduce){#sidebar,#info-panel,#layers,#hint,.spinner,.body-label,#loading{transition:none!important;animation:none!important}}