/* UI only. Projection mode and animation palettes retain their original styles. */
@font-face{font-family:PTA Pretendard;src:url('Pretendard-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:PTA Pretendard;src:url('Pretendard-Medium.woff2') format('woff2');font-weight:500 600;font-display:swap}
@font-face{font-family:PTA Pretendard;src:url('Pretendard-Bold.woff2') format('woff2');font-weight:700 800;font-display:swap}
@font-face{font-family:PTA Pretendard;src:url('Pretendard-Black.woff2') format('woff2');font-weight:900;font-display:swap}
html.pta-page{background:#f4f3f6;color-scheme:light}
body.pta-ui{
 --paper:#f4f3f6;--card:#fbfafc;--white:#fff;--ink:#1d1b26;--muted:#6c6878;--line:#dcd9e2;--accent:#c81f78;
 --f-body:'PTA Pretendard','Pretendard',system-ui,sans-serif;--f-mono:ui-monospace,SFMono-Regular,monospace;
 --sans:var(--f-body);--mono:var(--f-mono);--bg:var(--paper);--panel:var(--card);--rail:var(--card);--fg:var(--ink);--text:var(--ink);--mute:var(--muted);--soft:#eeecf1;--ivory:var(--ink);--acid:var(--ink);
 --bg-panel:var(--card);--bg-panel-2:var(--white);--text-dim:var(--muted);--violet:#c81f78;--violet-bright:#a91862;--violet-soft:#823458;--violet-dim:#dcd9e2;--pulse:#e9a7c7;
 margin:0;padding:0 16px max(24px,env(safe-area-inset-bottom));height:auto;min-height:100dvh;overflow:auto;background:var(--paper);color:var(--ink);font:14px/1.5 var(--f-body);-webkit-text-size-adjust:100%;color-scheme:light;
}
.pta-ui *{box-sizing:border-box}
.pta-ui :is(button,input,select,textarea){font-family:var(--f-body)}
.pta-ui :is(button,select,summary,a){-webkit-tap-highlight-color:transparent;touch-action:manipulation}
.pta-ui :is(button,.btn){min-height:46px;border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink);font-size:13px;font-weight:600;padding:10px 12px;box-shadow:none;cursor:pointer;line-height:1.35}
.pta-ui button:hover{background:#eeecf1;border-color:#aaa4b7}
.pta-ui :is(button.active,button[aria-pressed=true],.btn.primary,button.primary){background:var(--ink);border-color:var(--ink);color:#fff}
.pta-ui :is(button,a,input,select,textarea,summary):focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.pta-ui :is(input[type=text],input[type=number],input[type=url],select,textarea){min-width:0;max-width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);padding:10px 12px;font-size:16px}
.pta-ui input[type=range]{accent-color:var(--accent)}
.pta-ui :is(input[type=checkbox],input[type=radio]){accent-color:var(--ink)}
.pta-ui :is(.subtle,.help-text,.hint,.lede,.small,.status){color:var(--muted);line-height:1.6}
.pta-ui summary{min-height:46px;display:flex;align-items:center;font-size:14px;font-weight:600;color:var(--ink);cursor:pointer}
.pta-ui details>summary::after{content:'＋';margin-left:auto;padding-left:12px;color:var(--muted)}
.pta-ui details[open]>summary::after{content:'−'}
.pta-ui [hidden]{display:none!important}
.pta-ui .pta-head{max-width:1040px;margin:0 auto;padding:22px 0 14px;text-align:center;display:block;border:0;background:none;position:relative;z-index:1}
.pta-ui .pta-eyebrow{margin:0 0 5px;font-size:10px;font-weight:600;letter-spacing:.15em;color:var(--muted)}
.pta-ui .pta-title{margin:0;font:900 26px/1.15 var(--f-body);letter-spacing:-.035em;color:var(--ink)}
.pta-ui .pta-description{margin:7px 0 0;font-size:13px;line-height:1.5;color:var(--muted);word-break:keep-all}
.pta-ui .pta-nav{display:flex;gap:6px;margin:14px auto 0;max-width:100%;overflow-x:auto;padding:1px 1px 5px;scrollbar-width:none;justify-content:center}
.pta-ui .pta-nav a{display:flex;align-items:center;justify-content:center;flex:none;padding:8px 12px;min-height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--muted);font-size:12px;font-weight:600;text-decoration:none;white-space:nowrap}
.pta-ui .pta-nav a[aria-current=page]{background:var(--ink);border-color:var(--ink);color:#fff}
.pta-ui .pta-caption{margin:10px 0 12px;text-align:center;font-size:12px;line-height:1.5;color:var(--muted);word-break:keep-all}
.pta-ui .pta-dock{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin:0 0 10px}
.pta-ui .pta-dock button{padding:8px 3px;border-radius:12px;min-height:58px;display:flex;flex-direction:column;gap:3px;align-items:center;justify-content:center;font-size:11px}
.pta-ui .pta-dock svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.pta-ui .pta-main{max-width:1040px;margin:auto}
.pta-ui .pta-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}
.pta-ui .pta-more{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 16px}
.pta-ui .pta-more>summary{min-height:52px}
.pta-ui .pta-more[open]{padding-bottom:16px}
/* Birds: the same simulation, in a measured touch stage. */
.pta-ui.pta-birds .pta-main{max-width:540px}
.pta-ui.pta-birds #sky{width:100%;height:58dvh;min-height:280px;max-height:680px;border-radius:10px;box-shadow:0 1px 2px #1d1b2614,0 14px 34px #1d1b2614}
.pta-ui.pta-birds #hint,.pta-ui.pta-birds .hidden-controls{display:none}
.pta-ui.pta-birds #panel{position:static;width:100%;max-width:none;max-height:none;padding:16px;margin:0;overflow:visible;background:var(--card);border:1px solid var(--line);box-shadow:none;backdrop-filter:none;color:var(--ink);transform:none;opacity:1;border-radius:14px;transition:none}
.pta-ui.pta-birds.panel-hidden #panel{display:none}
.pta-ui.pta-birds #panel header{margin:0 0 16px}
.pta-ui.pta-birds #panel h1{font-size:16px;font-weight:700}
.pta-ui.pta-birds .kicker{display:none}
.pta-ui.pta-birds .section-label{color:var(--muted);font:600 13px var(--f-body);letter-spacing:0}
.pta-ui.pta-birds .value{color:var(--muted);font-size:12px}
.pta-ui.pta-birds .control select{background:white;color:var(--ink);border-color:var(--line)}
.pta-ui.pta-birds input[type=range]{height:22px;background:linear-gradient(var(--line),var(--line)) center/100% 4px no-repeat;margin:8px 0 12px}
.pta-ui.pta-birds input[type=range]::-webkit-slider-thumb{width:20px;height:20px;border:3px solid white;background:var(--accent);box-shadow:0 0 0 1px var(--line)}
.pta-ui.pta-birds .divider{border-color:var(--line)}
.pta-ui.pta-birds .icon{width:46px}
.pta-ui.pta-birds.clean{overflow:hidden}
.pta-ui.pta-birds.clean #sky{position:fixed;inset:0;width:100vw;height:100dvh;max-height:none;border-radius:0;z-index:10}
.pta-ui .pta-exit{position:fixed;z-index:11;right:16px;bottom:max(16px,env(safe-area-inset-bottom));display:none}
.pta-ui.pta-birds.clean .pta-exit{display:block}
.pta-ui.pta-birds #toast{z-index:15;background:var(--ink);color:#fff}
/* Connection: black night-sky canvas and original particle palette are preserved. */
.pta-ui.pta-connection .topbar{max-width:1040px;margin:auto;height:auto;padding:0 0 12px;border:0;justify-content:flex-end}
.pta-ui.pta-connection .topbar .brand{display:none}
.pta-ui.pta-connection .top-actions{width:100%;justify-content:flex-end}
.pta-ui.pta-connection .status{margin-right:auto;color:var(--muted)}
.pta-ui.pta-connection .workspace{max-width:1040px;min-height:0;padding:0;gap:16px;grid-template-columns:minmax(0,1fr) 340px}
.pta-ui.pta-connection .stage-shell{background:#000;border:0;border-radius:10px;min-height:340px;max-height:none}
.pta-ui.pta-connection .stage-shell canvas{background:#000}
.pta-ui.pta-connection :is(.section-kicker,.stage-corner,.stage-label,.stage-badge,.under-stage,.bottomline){display:none}
.pta-ui.pta-connection .stage-caption{font-size:12px;justify-content:center;text-align:center}
.pta-ui.pta-connection .transport{padding:0;border:0;border-radius:0;background:none;gap:6px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.pta-ui.pta-connection .transport :is(button,.primary){min-width:0;min-height:52px;font-size:11px;padding:8px 4px}
.pta-ui.pta-connection .transport .button-content{flex-direction:column;gap:3px}
.pta-ui.pta-connection .transport .divider{display:none}
.pta-ui.pta-connection .transport .blackout{margin:0;background:#fff;color:var(--ink);border-color:var(--line)}
.pta-ui.pta-connection .transport .blackout.active{background:var(--ink);color:#fff}
.pta-ui.pta-connection .control-panel{max-height:none;border-radius:14px;background:var(--card);overflow:visible}
.pta-ui.pta-connection .panel-scroll{overflow:visible;padding:18px}
.pta-ui.pta-connection .panel-head{padding:16px 18px 8px}
.pta-ui.pta-connection .panel-sub{color:var(--muted)}
.pta-ui.pta-connection .tabs{border:0;gap:6px;margin:8px 16px 0}
.pta-ui.pta-connection .tabs button{border:1px solid var(--line);border-radius:10px;font-size:13px;min-height:46px;background:#fff;color:var(--ink)}
.pta-ui.pta-connection .tabs button[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.pta-ui.pta-connection :is(.control-label,output,.subheading,.range-ends,.control-label .en,.panel-footer,.cue-title,.cue small,.modes small){color:var(--muted)}
.pta-ui.pta-connection .control-label{font-size:13px;color:var(--ink)}
.pta-ui.pta-connection .range-wrap{height:30px}
.pta-ui.pta-connection input[type=range]{height:22px;background:linear-gradient(to right,var(--accent) var(--pct,40%),var(--line) var(--pct,40%)) center/100% 4px no-repeat}
.pta-ui.pta-connection input[type=range]::-webkit-slider-thumb{width:20px;height:20px;background:var(--accent);border:3px solid white;box-shadow:0 0 0 1px var(--line)}
.pta-ui.pta-connection .modes button.active small,.pta-ui.pta-connection .cue.active :is(.cue-title,small){color:#eee}
.pta-ui.pta-connection .modal{background:var(--card);border-color:var(--line);box-shadow:0 20px 70px #1d1b2633}
.pta-ui.pta-connection .modal :is(p,code){color:var(--muted)}
.pta-ui.pta-connection .modal .field{background:#fff;color:var(--ink);border-color:var(--line);font-size:16px}
.pta-ui.pta-connection .key-code{color:var(--accent);border-color:var(--line)}
/* Map: retain map, list, filters, matching, and sheets. */
.pta-ui.pta-call_map{display:flex;flex-direction:column;height:100dvh;min-height:600px;padding-bottom:max(10px,env(safe-area-inset-bottom))}
.pta-ui.pta-call_map .pta-head{width:100%;flex:none}
.pta-ui.pta-call_map>header:not(.pta-head){width:100%;max-width:1040px;margin:0 auto;padding:0 0 12px;background:none;border:0;gap:12px}
.pta-ui.pta-call_map .brand .name{font-size:14px;letter-spacing:0}
.pta-ui.pta-call_map .brand .sub{font:11px var(--f-body);color:var(--muted)}
.pta-ui.pta-call_map .brand .mark{width:46px;height:46px;background:var(--ink);color:#fff;box-shadow:none;font-size:12px}
.pta-ui.pta-call_map .header-stats{gap:12px}
.pta-ui.pta-call_map .stat .num{font-size:17px;color:var(--ink)}
.pta-ui.pta-call_map .layout{width:100%;max-width:1040px;margin:0 auto;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;min-height:0}
.pta-ui.pta-call_map #map-wrap{background:#eeecf1}
.pta-ui.pta-call_map #list-panel{background:var(--card);border-color:var(--line)}
.pta-ui.pta-call_map .list-sort,.pta-ui.pta-call_map .list-filter{gap:6px;padding:8px 12px}
.pta-ui.pta-call_map :is(.list-sort button,.list-filter button){min-height:44px;font-size:12px;border-radius:10px}
.pta-ui.pta-call_map .call-row{padding:14px 16px}
.pta-ui.pta-call_map .call-row:hover{background:#eeecf1}
.pta-ui.pta-call_map .info-card{background:#fff;box-shadow:0 12px 40px #1d1b2622;border-color:var(--line);border-radius:14px}
.pta-ui.pta-call_map .accept-btn{background:var(--ink);color:white;min-height:48px;font-size:14px}
.pta-ui.pta-call_map .info-card .close{width:44px;height:44px;top:0;right:0;display:grid;place-items:center}
.pta-ui.pta-call_map #mobile-sheet .info-card{max-height:75dvh;overflow:auto}
.pta-ui.pta-call_map #admin-modal{background:var(--card);border-color:var(--line);border-radius:14px}
.pta-ui.pta-call_map .ticker{max-width:1040px;width:100%;margin:8px auto 0;border:1px solid var(--line);border-radius:10px;background:var(--card);flex-shrink:0}
.pta-ui.pta-call_map #btn-collapse-list{background:#fff;border-color:var(--line);color:var(--ink);min-height:44px;z-index:25}
.pta-ui.pta-call_map .map-fallback{background:#eeecf1;padding:20px}
.pta-ui.pta-call_map .map-fallback h3{color:var(--ink)}
/* Existing loop editors: preview, playback, then collapsible settings. */
.pta-ui.pta-loop .app{max-width:1040px;margin:auto;height:auto;grid-template-columns:minmax(0,1fr) 340px;gap:16px;align-items:start}
.pta-ui.pta-loop .stage{border-radius:10px;min-height:340px;position:sticky;top:16px;padding:0;background:#000}
.pta-ui.pta-loop .stage:fullscreen{position:fixed;border-radius:0}
.pta-ui.pta-loop .rail{background:none;border:0;padding:0;gap:12px;overflow:visible}
.pta-ui.pta-loop .rail>div:first-child{display:none}
.pta-ui.pta-loop .sec{padding:16px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.pta-ui.pta-loop .pta-more .sec{border:0;padding:12px 0;background:none}
.pta-ui.pta-loop .lab{font:700 14px var(--f-body);letter-spacing:0;color:var(--ink)}
.pta-ui.pta-loop .ctl{grid-template-columns:84px minmax(0,1fr) 44px}
.pta-ui.pta-loop .li{background:#fff;border-color:var(--line)}
.pta-ui.pta-loop .row>*{min-width:0;max-width:100%}
.pta-ui.pta-loop .seg{border:0;gap:6px;flex-wrap:wrap}
.pta-ui.pta-loop .seg button{border:1px solid var(--line)}
.pta-ui.pta-loop textarea{white-space:pre-wrap;overflow-wrap:anywhere}
.pta-ui.pta-promo_intro .wrap{max-width:1040px}
.pta-ui.pta-promo_intro .wrap>header{padding:0;gap:10px}
.pta-ui.pta-promo_intro .wrap>header h1{font-size:14px;font-weight:600;color:var(--muted)}
.pta-ui.pta-promo_intro .stage{border-radius:10px;overflow:hidden}
.pta-ui.pta-promo_intro .ctl{flex-wrap:wrap;gap:8px}
.pta-ui.pta-promo_intro .ctl #scrub{min-width:100px}
.pta-ui.pta-promo_intro .ctl :is(#present,#dl){background:var(--ink);color:white}
.pta-ui.pta-promo_intro :is(.review,.act){border:1px solid var(--line);border-radius:14px;background:var(--card)}
.pta-ui.pta-promo_intro .cut:not(.on){color:var(--muted)}
.pta-ui.pta-promo_intro .cut.on{background:var(--ink);color:#fff}
.pta-ui.pta-control .wrap{padding:0;max-width:1040px}
.pta-ui.pta-control .top .k{display:none}
.pta-ui.pta-control .top h1{font-size:16px}
.pta-ui.pta-control .linkbox input{min-width:0;width:0;flex:1}
.pta-ui.pta-control .btn.black{background:var(--ink);color:#fff}
.pta-ui.pta-control .scene.on{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
/* Remote touch page: a bounded pad preserves normalized network coordinates. */
.pta-ui.pta-touch{touch-action:auto;display:flex;flex-direction:column;height:100dvh;min-height:520px}
.pta-ui.pta-touch .head{position:static;max-width:540px;width:100%;margin:0 auto 12px;text-align:center}
.pta-ui.pta-touch .head .k{display:none}
.pta-ui.pta-touch .head h1{font-size:15px;font-weight:600}
.pta-ui.pta-touch .pta-touch-stage{position:relative;max-width:540px;width:100%;margin:0 auto;flex:1;min-height:260px;border-radius:10px;overflow:hidden;background:#eeecf1;box-shadow:0 8px 30px #1d1b2610}
.pta-ui.pta-touch #pad{position:absolute;inset:0;touch-action:none;background:radial-gradient(ellipse at 50% 50%,#ddd9e7, #eeecf1 70%)}
.pta-ui.pta-touch #pad::after{content:'여기를 누르고 움직여 보세요';position:absolute;inset:0;display:grid;place-items:center;font-size:13px;color:var(--muted);pointer-events:none}
.pta-ui.pta-touch .inactive{position:absolute;background:#eeecf1f5;color:var(--ink)}
.pta-ui.pta-touch .inactive b{font-size:18px}
.pta-ui.pta-touch .hint{position:static;text-align:center;margin:12px auto 0;font-size:12px}
.pta-ui.pta-touch .dot{border-color:var(--accent);box-shadow:0 0 30px #c81f7822;z-index:10}
@media(max-width:859px){
 .pta-ui .pta-head{padding-top:max(18px,env(safe-area-inset-top))}
 .pta-ui.pta-connection .workspace{display:flex;flex-direction:column;max-width:540px}
 .pta-ui.pta-connection .topbar{max-width:540px}
 .pta-ui.pta-connection .stage-shell{height:46dvh;min-height:260px;max-height:500px;aspect-ratio:auto;flex:none}
 .pta-ui.pta-connection .stage-shell canvas{min-height:0}
 .pta-ui.pta-connection .stage-telemetry{bottom:16px}
 .pta-ui.pta-connection .stage-fps{bottom:16px}
 .pta-ui.pta-connection .control-panel{width:100%}
 .pta-ui.pta-loop .app{display:flex;flex-direction:column;max-width:540px}
 .pta-ui.pta-loop .stage{position:relative;top:auto;width:100%;min-height:240px}
 .pta-ui.pta-loop .rail{width:100%}
 .pta-ui.pta-promo_intro .acts{grid-template-columns:1fr}
 .pta-ui.pta-promo_intro .review{gap:8px}
 .pta-ui.pta-control .bar{grid-template-columns:1fr 1fr}
 .pta-ui.pta-control .help{grid-template-columns:1fr}
}
@media(max-width:1024px) and (orientation:portrait){
 .pta-ui.pta-call_map{min-height:720px}
 .pta-ui.pta-call_map .layout{flex-direction:column}
 .pta-ui.pta-call_map #map-wrap{flex:0 0 46%;min-height:150px}
 .pta-ui.pta-call_map #list-panel{width:100%;flex:1;min-height:0}
 .pta-ui.pta-call_map #btn-collapse-list{top:46%;left:50%;right:auto;width:58px;transform:translate(-50%,-50%)}
 .pta-ui.pta-call_map .layout.list-collapsed #map-wrap{flex:1 1 auto}
 .pta-ui.pta-call_map .layout.list-collapsed #list-panel{flex:0 0 auto}
 .pta-ui.pta-call_map .layout.list-collapsed #btn-collapse-list{top:calc(100% - 44px)}
}
@media(max-width:380px){.pta-ui .pta-nav{justify-content:flex-start}.pta-ui .pta-nav a{padding:8px 10px}.pta-ui.pta-call_map .brand .name{font-size:12px}.pta-ui.pta-call_map .brand .sub{font-size:9px}.pta-ui.pta-call_map .header-stats{gap:8px}.pta-ui.pta-connection .transport .button-content{font-size:10px}}
@media(prefers-reduced-motion:reduce){.pta-ui *{scroll-behavior:auto!important}}
/* Readability refinements on the light control surfaces. */
.pta-ui.pta-call_map .call-row .district{color:var(--muted);font-family:var(--f-body);font-size:11px}
.pta-ui.pta-call_map .call-row .req{font-size:12px}
.pta-ui.pta-call_map .info-card .loc{font-family:var(--f-body)}
.pta-ui.pta-connection .notice{background:#eeecf1;color:var(--muted);border-color:var(--line)}
.pta-ui #scrub{accent-color:var(--accent)}
.pta-ui.pta-birds #panel .footer:has(#pause){display:none}
@media(min-width:860px){.pta-ui.pta-loop .stage{height:400px}}
.pta-ui.pta-touch .dot{position:fixed}
@media(min-width:860px){.pta-ui.pta-connection .stage-shell{flex:none;height:min(58dvh,580px);min-height:340px}.pta-ui.pta-connection .stage-column{position:sticky;top:16px;align-self:start}}
/* Independent immersive pages: artwork fills the screen; four controls float above it. */
body.pta-ui.pta-immersive{padding:0;height:100dvh;min-height:0;overflow:hidden;background:#000}
.pta-ui.pta-immersive .pta-head{position:fixed;z-index:3;top:max(22px,env(safe-area-inset-top));left:max(22px,env(safe-area-inset-left));right:22px;padding:0;margin:0;text-align:left;pointer-events:none;max-width:none}
.pta-ui.pta-immersive .pta-eyebrow{font-size:9px;letter-spacing:.13em;opacity:.6}
.pta-ui.pta-immersive .pta-title{font-size:24px;font-weight:900}
.pta-ui.pta-immersive .pta-description{font-size:12px;max-width:26em;margin-top:6px;opacity:.65}
.pta-ui.pta-immersive :is(.pta-caption,.stage-caption,.stage-telemetry,.stage-fps,.timeline,.topbar,.pta-exit){display:none!important}
.pta-ui.pta-immersive.pta-connection .pta-head :is(.pta-title,.pta-description,.pta-eyebrow),.pta-ui.pta-immersive.pta-birds.dark .pta-head :is(.pta-title,.pta-description,.pta-eyebrow){color:#fff}
.pta-ui.pta-immersive.pta-birds .pta-main{max-width:none;margin:0}
.pta-ui.pta-immersive.pta-birds #sky{position:fixed;inset:0;width:100vw;height:100dvh;min-height:0;max-height:none;border-radius:0;box-shadow:none}
.pta-ui.pta-immersive.pta-connection .workspace{display:block;padding:0;margin:0;max-width:none;height:100dvh;min-height:0}
.pta-ui.pta-immersive.pta-connection .stage-column{position:static;height:100%;width:100%}
.pta-ui.pta-immersive.pta-connection .stage-shell{position:fixed;inset:0;width:100%;height:100dvh;max-height:none;min-height:0;border-radius:0;border:0;background:#000}
.pta-ui.pta-immersive.pta-connection #stage{width:100%;height:100%;min-height:0}
.pta-ui.pta-immersive :is(.pta-dock,.transport){position:fixed;z-index:4;left:max(16px,env(safe-area-inset-left));right:max(16px,env(safe-area-inset-right));bottom:calc(max(16px,env(safe-area-inset-bottom)) + 64px);width:auto;max-width:420px;margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:0;border:0;background:none}
.pta-ui.pta-immersive :is(.pta-dock,.transport) button,.pta-ui.pta-immersive .pta-menu{background:rgba(255,255,255,.6);color:#1d1b26;border:1px solid rgba(255,255,255,.35);box-shadow:0 2px 16px #0000000a;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:12px;opacity:1}
.pta-ui.pta-immersive :is(.pta-dock,.transport) button{min-height:58px;padding:8px 3px;font-size:11px}
.pta-ui.pta-immersive :is(.pta-dock,.transport) button:hover,.pta-ui.pta-immersive .pta-menu:hover{background:rgba(255,255,255,.76)}
.pta-ui.pta-immersive :is(.pta-dock,.transport) button[aria-pressed=true]{background:rgba(255,255,255,.6);color:#1d1b26;box-shadow:inset 0 0 0 2px #1d1b26}
.pta-ui.pta-immersive .transport .button-content{flex-direction:column;gap:3px}
.pta-ui.pta-immersive .transport svg{height:22px;width:22px}
.pta-ui.pta-immersive .pta-menu{position:fixed;z-index:42;right:max(16px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom));width:48px;height:48px;min-height:48px;padding:12px;display:grid;place-items:center}
.pta-ui.pta-immersive .pta-menu svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.pta-ui.pta-immersive .pta-scrim{position:fixed;inset:0;z-index:39;display:none;background:#0003;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);touch-action:none}
.pta-ui.pta-immersive.pta-panel-open .pta-scrim{display:block}
.pta-ui.pta-immersive :is(#panel,.control-panel).pta-drawer{display:none;position:fixed;z-index:40;top:auto;left:auto;right:max(16px,env(safe-area-inset-right));bottom:calc(max(16px,env(safe-area-inset-bottom)) + 64px);width:min(420px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 116px - env(safe-area-inset-top));padding:16px;margin:0;overflow-y:auto;overscroll-behavior:contain;border:1px solid #ffffffb3;border-radius:16px;background:rgba(251,250,252,.96);box-shadow:0 12px 50px #0003;transform:none;opacity:1;pointer-events:auto;touch-action:pan-y}
.pta-ui.pta-immersive.pta-panel-open :is(#panel,.control-panel).pta-drawer{display:block}
.pta-ui.pta-immersive.pta-connection .pta-drawer .panel-head{padding:0 0 12px}
.pta-ui.pta-immersive.pta-connection .pta-drawer .panel-scroll{padding:20px 0 0;overflow:visible}
.pta-ui.pta-immersive.pta-connection .pta-drawer .tabs{margin:14px 0 0}
.pta-ui.pta-immersive.pta-connection .pta-drawer .panel-icon{display:none}
.pta-ui.pta-immersive.pta-connection .pta-panel-close{font-size:24px;min-width:46px;line-height:1;padding:4px}
.pta-ui.pta-immersive.pta-connection .pta-drawer .top-actions{justify-content:flex-start;flex-wrap:wrap;gap:6px}
.pta-ui.pta-immersive.pta-connection .pta-drawer .status{font-size:10px;flex-basis:100%}
.pta-ui.pta-immersive.pta-connection .pta-drawer .notice{margin:12px 0 0}
.pta-ui.pta-immersive.pta-birds.clean .pta-menu{z-index:42}
@media(orientation:landscape) and (max-height:500px){.pta-ui.pta-immersive :is(.pta-dock,.transport){left:16px;right:auto;width:340px;bottom:max(16px,env(safe-area-inset-bottom));margin:0}.pta-ui.pta-immersive .pta-description{display:none}.pta-ui.pta-immersive .pta-drawer{max-height:calc(100dvh - 96px)}}
.pta-ui.pta-immersive.pta-connection .transport .blackout,.pta-ui.pta-immersive.pta-connection .transport .blackout.active{background:rgba(255,255,255,.6);color:#1d1b26;border-color:#ffffff59}
.pta-ui.pta-immersive :is(.pta-dock,.transport) button,.pta-ui.pta-immersive .pta-menu{transition:none}
.pta-ui.pta-immersive.pta-connection .transport button{min-height:58px;height:58px;align-self:stretch}
.pta-ui.pta-immersive.pta-connection #blackoutBtn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;white-space:nowrap}
.pta-ui.pta-immersive.pta-connection #blackoutBtn::before{content:'';display:block;box-sizing:border-box;width:20px;height:20px;border:1.5px solid currentColor;border-radius:50%;background:linear-gradient(135deg,transparent 46%,currentColor 47%,currentColor 53%,transparent 54%)}
body[data-mode=display] :is(.pta-menu,.pta-scrim){display:none!important}
/* Five aligned controls, including the hamburger, share one bottom overlay row. */
.pta-ui.pta-immersive :is(.pta-dock,.transport).pta-five-controls{left:max(12px,env(safe-area-inset-left));right:max(12px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom));width:auto;max-width:480px;margin:0 auto;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;align-items:stretch}
.pta-ui.pta-immersive .pta-five-controls .pta-menu{position:static;inset:auto;width:100%;height:58px;min-height:58px;padding:8px;display:grid;place-items:center}
.pta-ui.pta-immersive .pta-five-controls button{height:58px;min-height:58px;min-width:0;font-size:11px;white-space:nowrap}
.pta-ui.pta-immersive.pta-panel-open .pta-five-controls{z-index:42}
.pta-ui.pta-immersive.pta-panel-open .pta-five-controls>button:not(.pta-menu){visibility:hidden;pointer-events:none}
.pta-ui.pta-immersive :is(#panel,.control-panel).pta-drawer{bottom:calc(max(16px,env(safe-area-inset-bottom)) + 70px)}
/* Public artwork has no operator controls. This is presentation separation, not authentication. */
html.pta-public :is(.top-actions,.display-toolbar,.display-welcome,#localNotice,#footerStatus,.panel-sub){display:none!important}
/* About uses the same quiet typography and pale sheet as the Mindful Day controls. */
.pta-ui .pta-head .pta-about-button{position:absolute;top:18px;right:0;padding:8px 4px;min-width:48px;min-height:44px;border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;font-weight:500;pointer-events:auto}
.pta-ui.pta-immersive .pta-head{padding-right:62px}
.pta-ui.pta-immersive .pta-head .pta-about-button{top:-8px;color:var(--ink);opacity:.6}
.pta-ui.pta-immersive.pta-connection .pta-about-button,.pta-ui.pta-immersive.pta-birds.dark .pta-about-button{color:#fff}
.pta-ui .pta-about{position:fixed;inset:0;width:min(420px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 48px - env(safe-area-inset-top) - env(safe-area-inset-bottom));margin:auto;padding:24px;border:1px solid #dcd9e2;border-radius:16px;background:#fbfafc;color:#1d1b26;box-shadow:0 16px 64px #0003;font:400 15px/1.8 var(--f-body);text-align:left;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y}
.pta-ui .pta-about::backdrop{background:#0006;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.pta-ui .pta-about-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 18px}
.pta-ui .pta-about h2{margin:0;color:#1d1b26;font:900 26px/1.15 var(--f-body);letter-spacing:-.035em}
.pta-ui .pta-about .pta-about-close{flex:none;width:44px;height:44px;min-height:44px;padding:0;border:0;background:transparent;color:#6c6878;font-size:26px;font-weight:400;line-height:1}
.pta-ui .pta-about p{margin:0 0 16px;word-break:keep-all;overflow-wrap:break-word}
.pta-ui .pta-about p:last-child{margin-bottom:0}
.pta-ui .pta-about .pta-about-kicker{margin-bottom:16px;color:#6c6878;font-size:9px;font-weight:600;letter-spacing:.12em}

.pta-ui .pta-about .pta-about-english{margin-top:24px;padding-top:24px;border-top:1px solid #dcd9e2;color:#6c6878;font-size:14px;line-height:1.75}
.pta-ui .pta-about .pta-about-english p{word-break:normal}
/* Language and About sit beside the title, leaving the five canvas controls intact. */
.pta-ui.pta-immersive .pta-head{padding-right:0}
.pta-ui.pta-immersive .pta-title{padding-right:126px}
.pta-ui .pta-head-tools{position:absolute;right:0;top:6px;display:flex;align-items:center;gap:8px;pointer-events:auto}
.pta-ui .pta-head .pta-head-tools .pta-about-button{position:static;min-width:40px;padding:8px 0}
.pta-ui .pta-language{display:flex;align-items:center;flex:none;gap:0}
.pta-ui .pta-language button{min-width:32px;min-height:44px;padding:8px 3px;border:0;border-radius:6px;background:transparent;color:#6c6878;font-size:11px;font-weight:500}
.pta-ui .pta-language button[aria-pressed=true]{background:transparent;color:#1d1b26;font-weight:800;text-decoration:underline;text-underline-offset:5px}
.pta-ui .pta-head-tools .pta-language button{color:var(--ink);opacity:.45}
.pta-ui .pta-head-tools .pta-language button[aria-pressed=true]{opacity:.85}
.pta-ui.pta-connection .pta-head-tools .pta-language button,.pta-ui.pta-birds.dark .pta-head-tools .pta-language button{color:#fff}
.pta-ui .pta-about-heading .pta-language{margin-left:auto}
.pta-ui .pta-about-heading{gap:8px}
.pta-ui.pta-english .pta-about p{word-break:normal}
.pta-ui.pta-english .control-label .en{display:none}
.pta-ui.pta-immersive :is(.control-label .en,.modes small){display:none}
.pta-ui.pta-english .pta-drawer :is(button,summary,label){overflow-wrap:break-word}
.pta-ui.pta-english .pta-five-controls button{font-size:10px}
@media(max-width:360px){.pta-ui.pta-immersive .pta-head{left:16px;right:16px}.pta-ui.pta-immersive .pta-title{font-size:23px;padding-right:116px}.pta-ui .pta-head-tools{gap:4px}}

.pta-ui .pta-sky-swatch{display:block;flex:none;width:22px;height:22px;border-radius:6px;border:1px solid #ffffff80;box-shadow:0 0 0 1px #00000012}
.pta-ui #skyCycle::before{content:"";display:inline-block;vertical-align:middle;width:24px;height:24px;margin-right:10px;border-radius:6px;background:var(--sky-swatch);border:1px solid #0002}

.pta-ui.pta-birds:not(.dark) .pta-head :is(.pta-description,.pta-eyebrow){color:var(--ink)}