/* Aetherion — allseeing.space */
:root{
  --void:#03040a; --ink:#e9efff; --ink-dim:#a9b6d6; --aether:#9fc2ff; --glow:#d6e4ff; --violet:#a78bff; --sun:#f2c46d;
  --panel:rgba(9,13,30,.58); --panel-solid:#0b1024; --line:rgba(164,192,255,.18); --line-strong:rgba(164,192,255,.38);
  --chip:rgba(159,194,255,.08); --shadow:0 20px 60px rgba(0,0,0,.55);
  --f-display:"Cinzel",Georgia,serif; --f-ui:"Manrope",system-ui,sans-serif; --f-mono:"JetBrains Mono",ui-monospace,monospace;
  --r:16px;
}
:root[data-theme="light"]{
  --ink:#0e1430; --ink-dim:#45507a; --panel:rgba(240,244,255,.86); --panel-solid:#eef2ff;
  --line:rgba(40,60,130,.18); --line-strong:rgba(40,60,130,.35); --chip:rgba(40,60,160,.07); --aether:#2f55c8; --violet:#5b3fd1;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--void);color:var(--ink);font-family:var(--f-ui);overflow:hidden;-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
a{color:var(--aether)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--aether);outline-offset:2px}
#stage{position:fixed;inset:0;width:100vw;height:100vh;display:block;touch-action:none;cursor:grab}
#stage:active{cursor:grabbing}

/* Labels */
#labels{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:2}
.lbl{position:absolute;left:0;top:0;transform:translate3d(-999px,-999px,0);pointer-events:auto;cursor:pointer;
  font:500 11px/1 var(--f-ui);letter-spacing:.14em;text-transform:uppercase;color:#cfe0ff;white-space:nowrap;
  padding:3px 6px 3px 14px;border-radius:6px;text-shadow:0 0 6px rgba(0,0,0,.9);opacity:.85;transition:opacity .2s,color .2s;will-change:transform}
.lbl::before{content:"";position:absolute;left:3px;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:50%;border:1px solid currentColor;box-shadow:0 0 6px currentColor}
.lbl:hover,.lbl.focus{opacity:1;color:#fff}
.lbl.k-bh{color:#d9b8ff}.lbl.k-gal{color:#ffd9a8}.lbl.k-star{color:#fff1c9}.lbl.k-sat{color:#9ff0d4;font-size:10px}.lbl.k-exo{color:#9fe3ff}.lbl.k-neb{color:#ffb3d1}
.lbl.minor{font-size:9.5px;opacity:.6}

/* Warp streak overlay */
#warp{position:fixed;inset:0;pointer-events:none;z-index:1;opacity:0;transition:opacity .4s;
  background:radial-gradient(ellipse at center,rgba(167,139,255,.0) 30%,rgba(120,140,255,.18) 70%,rgba(3,4,10,.65) 100%)}
#warp.on{opacity:1}

/* Intro */
#intro{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:radial-gradient(ellipse at 50% 70%,rgba(40,60,140,.25),transparent 60%),rgba(3,4,10,.72);transition:opacity 1.6s ease, visibility 1.6s}
#intro.gone{opacity:0;visibility:hidden}
.intro-inner{text-align:center;padding:24px;max-width:780px;width:100%;max-height:100vh;max-height:100dvh;overflow-y:auto;overflow-x:hidden}
.intro-kicker{font:500 12px var(--f-mono);letter-spacing:.4em;color:var(--ink-dim);text-transform:uppercase;margin:0 0 10px}
.intro-title{font:400 clamp(30px,9vw,92px)/1 var(--f-display);letter-spacing:.18em;margin:0;color:#f3f6ff;
  text-shadow:0 0 28px rgba(160,190,255,.55),0 0 80px rgba(130,110,255,.35)}
.intro-sub{color:var(--ink-dim);margin:14px 0 30px;font-size:15px}
.intro-bar{height:2px;background:rgba(160,190,255,.15);border-radius:2px;overflow:hidden;margin:0 auto 12px;max-width:320px}
.intro-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--violet),var(--glow));box-shadow:0 0 12px var(--glow);transition:width .3s}
.intro-status{font:400 12px var(--f-mono);color:var(--ink-dim);min-height:1.2em;margin:0 0 22px}
.intro-hint{font-size:12px;color:var(--ink-dim);opacity:.7;margin-top:18px}
.btn-primary{border:1px solid var(--line-strong);background:linear-gradient(180deg,rgba(160,190,255,.16),rgba(120,100,255,.08));
  padding:13px 30px;border-radius:999px;font:600 13px var(--f-ui);letter-spacing:.22em;text-transform:uppercase;cursor:pointer;color:#f3f6ff;
  box-shadow:0 0 30px rgba(140,160,255,.25),inset 0 0 20px rgba(160,190,255,.08);transition:transform .2s,box-shadow .3s,opacity .3s}
.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 0 44px rgba(160,180,255,.45),inset 0 0 20px rgba(160,190,255,.15)}
.btn-primary:disabled{opacity:.35;cursor:wait}

/* Brand + tools */
.brand{position:fixed;top:max(14px,env(safe-area-inset-top));left:18px;z-index:10}
.brand-link{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-link b{display:block;font:600 17px/1 var(--f-display);letter-spacing:.28em;color:#eef3ff;text-shadow:0 0 14px rgba(160,190,255,.5)}
.brand-link small{display:block;font:500 10px/1.6 var(--f-mono);letter-spacing:.3em;text-transform:uppercase;color:#93a3c9}
.tools{position:fixed;top:max(14px,env(safe-area-inset-top));right:16px;display:flex;gap:8px;z-index:10}
.icon-btn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  display:grid;place-items:center;cursor:pointer;transition:border-color .2s,background .2s}
.icon-btn svg{width:19px;height:19px;fill:var(--ink)}
.icon-btn:hover,.icon-btn[aria-expanded="true"]{border-color:var(--line-strong)}
.icon-btn[aria-pressed="false"] svg{opacity:.4}

/* Panels */
.panel{position:fixed;z-index:9;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:var(--shadow);color:var(--ink)}
.panel h2{font:600 11px var(--f-mono);letter-spacing:.28em;text-transform:uppercase;color:var(--ink-dim);margin:0 0 12px}
.panel .mt{margin-top:18px}
.drawer{top:66px;left:16px;width:250px;padding:16px;max-height:calc(100vh - 200px);overflow:auto}
.drawer.right{left:auto;right:16px;width:300px}
.layer-list{display:grid;gap:4px}
.layer-list label{display:flex;align-items:center;gap:10px;padding:7px 8px;border-radius:9px;cursor:pointer;font-size:13.5px}
.layer-list label:hover{background:var(--chip)}
.layer-list input{appearance:none;width:30px;height:17px;border-radius:9px;background:rgba(150,160,200,.25);position:relative;cursor:pointer;flex:none;transition:background .2s}
.layer-list input::after{content:"";position:absolute;top:2px;left:2px;width:13px;height:13px;border-radius:50%;background:#fff;transition:transform .2s}
.layer-list input:checked{background:linear-gradient(90deg,var(--violet),var(--aether))}
.layer-list input:checked::after{transform:translateX(13px)}
.layer-list .count{margin-left:auto;font:400 10.5px var(--f-mono);color:var(--ink-dim)}
.time-ctl{display:flex;flex-wrap:wrap;gap:6px}
.clock{font:400 11.5px var(--f-mono);color:var(--ink-dim);margin:10px 0 0}
.help-list{margin:0;padding:0 0 0 16px;font-size:13.5px;line-height:1.55}
.help-list li{margin-bottom:6px}
.muted{color:var(--ink-dim);font-size:12.5px}

.info{top:66px;right:16px;width:min(380px,calc(100vw - 32px));max-height:calc(100vh - 210px);overflow:auto;padding:20px 20px 18px}
.info .close{position:absolute;top:10px;right:12px;width:30px;height:30px;border:0;background:none;font-size:22px;cursor:pointer;color:var(--ink-dim)}
.info-kind{font:500 10.5px var(--f-mono);letter-spacing:.3em;text-transform:uppercase;color:var(--violet);margin:0 0 6px}
.info-name{font:400 28px/1.15 var(--f-display);letter-spacing:.06em;margin:0 0 14px;color:var(--ink)}
.facts{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:0 0 14px;font-size:12.5px}
.facts dt{color:var(--ink-dim);font-family:var(--f-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;padding-top:2px}
.facts dd{margin:0;font-variant-numeric:tabular-nums}
.info-text{font-size:14px;line-height:1.6;margin:0;color:var(--ink)}
.answer{margin-top:14px;padding:12px 14px;border-left:2px solid var(--violet);background:var(--chip);border-radius:0 10px 10px 0;font-size:14px;line-height:1.6}
.answer .q{display:block;font:500 11px var(--f-mono);color:var(--ink-dim);margin-bottom:6px;letter-spacing:.05em}
.info-list{display:grid;gap:6px;margin-top:12px}
.info-list button{display:flex;justify-content:space-between;gap:10px;text-align:left;padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:var(--chip);cursor:pointer;font-size:13px}
.info-list button:hover{border-color:var(--line-strong)}
.info-list small{color:var(--ink-dim);font-family:var(--f-mono);font-size:10.5px;white-space:nowrap}

/* HUD */
.hud{position:fixed;left:18px;bottom:calc(150px + env(safe-area-inset-bottom));z-index:5;pointer-events:none}
.scale{font:400 11px/1.6 var(--f-mono);color:#93a3c9;letter-spacing:.04em;text-shadow:0 0 6px #000}
.scale b{color:#dbe6ff;font-weight:500}

/* Whisper (spoken subtitle) */
.whisper{position:fixed;left:50%;bottom:calc(132px + env(safe-area-inset-bottom));transform:translateX(-50%);width:min(760px,calc(100vw - 32px));
  text-align:center;font:400 clamp(15px,1.7vw,19px)/1.55 var(--f-ui);color:#eef3ff;text-shadow:0 0 18px rgba(120,150,255,.55),0 1px 3px #000;z-index:6;
  pointer-events:none;opacity:0;transition:opacity .6s}
.whisper.on{opacity:1}
.whisper .who{display:block;font:500 10px var(--f-mono);letter-spacing:.4em;color:#a9b9ff;margin-bottom:6px}

/* Command bar */
.command{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(58px + env(safe-area-inset-bottom));width:min(640px,calc(100vw - 32px));z-index:8;
  display:flex;align-items:center;gap:8px;padding:7px;border-radius:999px;background:rgba(9,13,30,.62);border:1px solid var(--line-strong);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 0 40px rgba(120,140,255,.18),var(--shadow)}
:root[data-theme="light"] .command{background:rgba(240,244,255,.9)}
.command input{flex:1;min-width:0;border:0;background:none;outline:none;font-size:15.5px;padding:8px 4px;color:var(--ink)}
.command input::placeholder{color:var(--ink-dim);opacity:.8}
.mic,.send{width:42px;height:42px;flex:none;border-radius:50%;border:0;display:grid;place-items:center;cursor:pointer}
.mic{background:radial-gradient(circle at 40% 35%,#d9e5ff,#7d8dff 60%,#5a46d6);box-shadow:0 0 18px rgba(140,150,255,.55)}
.mic svg{width:20px;height:20px;fill:#0b1024}
.mic.listening{animation:pulse 1.2s infinite}
.mic.unsupported{opacity:.35;cursor:not-allowed}
.send{background:transparent}
.send svg{width:20px;height:20px;fill:var(--ink-dim)}
.send:hover svg{fill:var(--ink)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(167,139,255,.7)}100%{box-shadow:0 0 0 18px rgba(167,139,255,0)}}
.chips{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(20px + env(safe-area-inset-bottom));z-index:7;display:flex;gap:6px;flex-wrap:nowrap;overflow-x:auto;max-width:calc(100vw - 32px);scrollbar-width:none;padding:2px}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;border:1px solid var(--line);background:var(--chip);backdrop-filter:blur(10px);border-radius:999px;padding:6px 12px;font-size:12px;cursor:pointer;color:var(--ink-dim);white-space:nowrap;transition:color .2s,border-color .2s}
.chip:hover,.chip.on{color:var(--ink);border-color:var(--line-strong)}

.toast{position:fixed;top:70px;left:50%;transform:translateX(-50%);z-index:20;max-width:min(520px,calc(100vw - 32px));padding:12px 16px;border-radius:14px;background:var(--panel);border:1px solid var(--line-strong);backdrop-filter:blur(16px);font-size:13px;line-height:1.5;box-shadow:var(--shadow);cursor:pointer}
.toast b{font:500 10.5px var(--f-mono);letter-spacing:.25em;text-transform:uppercase;color:var(--violet);display:block;margin-bottom:4px}

.foot{position:fixed;right:16px;bottom:calc(6px + env(safe-area-inset-bottom));z-index:6;display:flex;gap:14px;align-items:center;font-size:10.5px;letter-spacing:.06em}
.foot a{color:#7f8db3;text-decoration:none}
.foot a:hover{color:#dbe6ff}
.socials{display:flex;gap:10px}
.noscript{position:fixed;inset:0;display:grid;place-items:center;margin:0;color:#ccd}

/* share-page introduction (api/page.php) */
.intro-about{margin:-12px auto 26px;max-width:520px;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:rgba(10,14,32,.55);text-align:left}
.intro-about h2{font:400 24px/1.2 var(--f-display);letter-spacing:.08em;margin:2px 0 8px;color:#f3f6ff}
.intro-about p{font-size:13.5px;line-height:1.6;color:var(--ink-dim);margin:0 0 8px}
.intro-about .intro-kind{font:500 10.5px var(--f-mono);letter-spacing:.25em;text-transform:uppercase;color:var(--aether);margin:0}
.intro-about dl{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;margin:6px 0 0;font-size:12px}
.intro-about dt{color:var(--ink-dim)}.intro-about dd{margin:0;color:var(--ink)}
.intro-about.explore p{margin:0 0 10px}.intro-about.explore b{display:block;font:500 10.5px var(--f-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--aether);margin-bottom:3px}
.intro-about a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line-strong)}.intro-about a:hover{color:#fff}
/* answer feedback */
.fb{display:flex;align-items:center;gap:8px;margin-top:10px;font:400 11px var(--f-mono);color:var(--ink-dim)}
.fb button{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);background:none;color:var(--ink-dim);cursor:pointer;font:inherit}
.fb button svg{width:13px;height:13px;fill:currentColor}
.fb button:hover{border-color:var(--line-strong);color:var(--ink)}
.fb button[aria-pressed="true"]{border-color:var(--aether);color:var(--ink)}
.chip.asked{border-style:dashed}
.info-list button.next{border-color:var(--aether)}
@media (max-width:760px){
  .info{top:auto;bottom:calc(122px + env(safe-area-inset-bottom));right:12px;left:12px;width:auto;max-height:30vh;padding:14px 16px}
  .info-name{font-size:22px;margin-bottom:8px}
  .facts{font-size:12px;gap:3px 10px}
  .brand-link b{font-size:14px;letter-spacing:.2em}
  .brand-link svg{width:28px;height:28px}
  .tools{gap:5px}.icon-btn{width:34px;height:34px}
  .intro-about{margin:-14px auto 18px;padding:12px 14px}.intro-about h2{font-size:20px}
  .drawer,.drawer.right{left:12px;right:12px;width:auto}
  .hud{display:none}
  .whisper{bottom:auto;top:calc(64px + env(safe-area-inset-top));font-size:14px}
  .brand-link small{display:none}
  @media (max-width:430px){.brand-link span{display:none}}
  .foot{left:0;right:0;justify-content:center;font-size:9.5px}
  .chips{bottom:calc(26px + env(safe-area-inset-bottom))}
}
@media (prefers-reduced-motion:reduce){*{transition-duration:.01ms!important;animation:none!important}}