/* MOVING GALLERY · FALTRAUM 3D 2026 — medienwerkstatt006
   CI der Gesamtseite (#050508 · #e8e0d4 · Magenta #ff2d55 · Cyan #00e5ff · Gelb #ffe600 · Space Mono + Unbounded)
   Eigenes Motiv der 3D-Fassung: Blaupause — Planraster, Schriftfeld, Maßlinien in Cyan auf Schwarz.
   Gilt für mg_transit2026_3d.htm, mg_transit2026_spiel.htm und die Sektion #faltraum in mg_transit2026.htm. */
@font-face{font-family:"Space Mono";src:url("../fonts/space-mono-latin-400-normal.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Space Mono";src:url("../fonts/space-mono-latin-700-normal.woff2") format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Unbounded";src:url("../fonts/unbounded-latin-400-normal.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Unbounded";src:url("../fonts/unbounded-latin-900-normal.woff2") format("woff2");font-weight:900;font-display:swap}

.fr,#faltraum{--bg:#050508;--bg2:#0c0c12;--bg3:#11111a;--line:#24242e;--fg:#e8e0d4;--dim:#9a948a;--mag:#ff2d55;--cya:#00e5ff;--yel:#ffe600;
  --blue:rgba(0,229,255,.075);--blue2:rgba(0,229,255,.16);
  --mono:"Space Mono",ui-monospace,Menlo,Consolas,monospace;--disp:"Unbounded","Arial Black",sans-serif;--max:1240px}

/* Blaupausen-Raster (Faltraum-Motiv) */
.fr .plan,#faltraum{background:
  linear-gradient(var(--blue2) 1px,transparent 1px) 0 0/120px 120px,
  linear-gradient(90deg,var(--blue2) 1px,transparent 1px) 0 0/120px 120px,
  linear-gradient(var(--blue) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(90deg,var(--blue) 1px,transparent 1px) 0 0/24px 24px,var(--bg)}

/* ============================================================ Seiten (3D / Simulation) */
body.fr{margin:0;background:var(--bg);color:var(--fg);font:400 16px/1.65 var(--mono);-webkit-font-smoothing:antialiased;overflow-x:hidden}
.fr *{box-sizing:border-box}
.fr img{max-width:100%;height:auto;display:block}
.fr a{color:var(--cya);text-decoration:none;border-bottom:1px solid rgba(0,229,255,.35)}
.fr a:hover,.fr a:focus-visible{color:var(--yel);border-color:var(--yel)}
.fr :focus-visible{outline:2px solid var(--yel);outline-offset:3px}
.fr .wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
@media(min-width:720px){.fr .wrap{padding:0 32px}}

.fr .subnav{position:sticky;top:0;z-index:20;background:rgba(5,5,8,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);font-size:12px;letter-spacing:.04em}
.fr .subnav .wrap{display:flex;gap:18px;align-items:center;min-height:48px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.fr .subnav .wrap::-webkit-scrollbar{display:none}
.fr .subnav a{border:0;color:var(--dim)}
.fr .subnav a:hover{color:var(--cya)}
.fr .subnav .here{color:var(--fg);font-weight:700}
.fr .subnav .sp{flex:1}

.fr .hero{border-bottom:1px solid var(--line)}
.fr .hero .wrap{padding-top:56px;padding-bottom:44px}
.fr .kick{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--mag);margin:0 0 18px}
.fr h1{font:900 clamp(34px,8.2vw,112px)/.98 var(--disp);margin:0;letter-spacing:.01em;text-transform:uppercase;text-wrap:balance}
.fr h1 span{display:block;font-weight:400;font-size:.3em;letter-spacing:.06em;margin-top:.6em;color:var(--cya)}
.fr h1 em{font-style:normal;color:var(--yel)}
.fr .lead{font-size:clamp(16px,1.9vw,20px);line-height:1.55;max-width:62ch;margin:24px 0 0}
.fr .acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.fr .btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid var(--fg);background:transparent;color:var(--fg);font:700 13px var(--mono);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.fr .btn:hover{background:var(--yel);border-color:var(--yel);color:var(--bg)}
.fr .btn.pri{background:var(--mag);border-color:var(--mag);color:var(--bg)}
.fr .btn.cy{border-color:var(--cya);color:var(--cya)}
.fr .btn.cy:hover{background:var(--cya);color:var(--bg)}

.fr section{padding:64px 0;border-bottom:1px solid var(--line)}
.fr .sh,#faltraum .sh{display:flex;align-items:baseline;gap:14px;margin-bottom:28px;flex-wrap:wrap}
.fr .sh .no,#faltraum .sh .no{color:var(--mag);font-size:12px;font-weight:700;letter-spacing:.16em}
.fr h2{font:900 clamp(22px,3.6vw,40px)/1.1 var(--disp);margin:0;text-wrap:balance}
.fr h3,#faltraum h3{font:400 15px/1.3 var(--disp);letter-spacing:.04em;margin:0 0 8px;color:var(--fg)}
.fr p{margin:0 0 16px;max-width:74ch}
.fr .cols{display:grid;gap:32px}
@media(min-width:900px){.fr .cols{grid-template-columns:1.15fr .85fr;gap:56px}}

/* Video / Sketchfab-Bühne */
.fr .vid,#faltraum .vid{border:1px solid var(--line);background:var(--bg2)}
.fr .vid-frame,#faltraum .vid-frame{position:relative;aspect-ratio:16/9;background:#000;overflow:hidden}
.fr .vid-frame iframe,.fr .vid-frame img,#faltraum .vid-frame iframe,#faltraum .vid-frame img{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:cover}
.fr .vid-cap,#faltraum .vid-cap{padding:14px 16px;font-size:13px;border-top:1px solid var(--line)}
.fr .vid-cap strong,#faltraum .vid-cap strong{display:block;font:400 14px var(--disp);margin-bottom:4px;color:var(--fg)}
.fr .vid-cap span,#faltraum .vid-cap span{color:var(--dim)}
.sf-go{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;width:100%;border:0;padding:16px;cursor:pointer;background:rgba(5,5,8,.38);color:#e8e0d4;font:700 12px "Space Mono",monospace;letter-spacing:.1em;text-transform:uppercase}
.sf-go:hover{background:rgba(5,5,8,.12)}
.sf-go .tri{width:72px;height:72px;border:2px solid currentColor;display:grid;place-items:center;font-size:22px;transform:rotate(45deg)}
.sf-go .tri b{transform:rotate(-45deg);font-weight:400}
.sf-go:hover{color:#00e5ff}
.sf-go small{font-weight:400;letter-spacing:.04em;text-transform:none;opacity:.8}
.sf-go:focus-visible{outline:2px solid #ffe600;outline-offset:-4px}

/* Modell-Vitrinen (model-viewer) */
.fr .vitr{display:grid;gap:24px}
@media(min-width:900px){.fr .vitr{grid-template-columns:1fr 1fr}}
.fr .mv{position:relative;margin:0;border:1px solid var(--line);background:radial-gradient(ellipse at 50% 70%,#1b1c26 0,#0a0a10 62%,#050508 100%)}
.fr model-viewer{width:100%;height:clamp(320px,52vw,560px);--poster-color:transparent;background:transparent}
.fr .mv-cap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);background:var(--bg2);padding:12px 16px;font-size:12.5px;color:var(--dim)}
.fr .mv-cap b{font:400 14px var(--disp);color:var(--fg);margin-right:6px}
.fr .mv-tools{position:absolute;left:12px;top:12px;display:flex;gap:6px;flex-wrap:wrap}
.fr .mv-tools button,.fr .ar-btn{font:700 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--fg);background:rgba(5,5,8,.8);color:var(--fg);padding:6px 9px;cursor:pointer}
.fr .mv-tools button:hover,.fr .ar-btn:hover{border-color:var(--yel);color:var(--yel)}
.fr .mv-tools button[aria-pressed="true"]{background:var(--cya);border-color:var(--cya);color:var(--bg)}
.fr .ar-btn{position:absolute;right:12px;bottom:12px;padding:9px 12px;background:var(--mag);border-color:var(--mag);color:var(--bg)}

/* Schriftfeld / Datentabelle */
.fr .sf,#faltraum .sf{border:1px solid var(--cya);font-size:13px;background:rgba(5,5,8,.7)}
.fr .sf div,#faltraum .sf div{display:grid;grid-template-columns:150px 1fr;border-top:1px solid rgba(0,229,255,.35)}
.fr .sf div:first-child,#faltraum .sf div:first-child{border-top:0}
.fr .sf span,#faltraum .sf span{padding:8px 10px}
.fr .sf span:first-child,#faltraum .sf span:first-child{border-right:1px solid rgba(0,229,255,.35);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cya)}
@media(max-width:560px){.fr .sf div,#faltraum .sf div{grid-template-columns:1fr}.fr .sf span:first-child,#faltraum .sf span:first-child{border-right:0;border-bottom:1px dashed rgba(0,229,255,.25)}}

/* Blätter (Stills) */
.fr .stills,#faltraum .stills{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;list-style:none;margin:0;padding:0}
@media(min-width:900px){.fr .stills,#faltraum .stills{grid-template-columns:repeat(5,1fr)}}
.fr .stills figure,#faltraum .stills figure{margin:0;border:1px solid var(--line);background:#000}
.fr .stills img,#faltraum .stills img{aspect-ratio:16/9;object-fit:cover;width:100%}
.fr .stills figcaption,#faltraum .stills figcaption{border-top:1px solid var(--line);background:var(--bg2);padding:7px 9px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.fr .stills figcaption b,#faltraum .stills figcaption b{color:var(--yel);font-weight:700}

/* Kapitel */
.fr .chap,#faltraum .chap{list-style:none;margin:0;padding:0;border-top:1px solid var(--line);font-size:13px}
.fr .chap li,#faltraum .chap li{display:grid;grid-template-columns:62px 1fr;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}
.fr .chap a,#faltraum .chap a{border:0;color:var(--yel);font-weight:700}
.fr .chap span,#faltraum .chap span{color:var(--dim)}

/* GLB-Karten */
#faltraum .glb{display:grid;gap:16px}
@media(min-width:860px){#faltraum .glb{grid-template-columns:1fr 1fr}}
#faltraum .glb article{border:1px solid var(--line);background:rgba(12,12,18,.92);padding:18px 18px 16px;display:flex;flex-direction:column}
#faltraum .glb .tag{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cya);margin:0 0 8px}
#faltraum .glb p{font-size:13.5px;line-height:1.6;color:var(--dim);margin:0 0 14px}
#faltraum .glb .links{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12.5px}

/* Sektion #faltraum auf der TRANSIT-Hauptseite */
#faltraum .ext{display:inline-block;border:1px solid var(--cya);color:var(--cya);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;padding:3px 8px;margin-right:2px}
.fr .vids3d,#faltraum .vids3d{display:grid;gap:24px;margin-bottom:40px}
.fr .vids3d{margin-bottom:0}
@media(min-width:860px){.fr .vids3d,#faltraum .vids3d{grid-template-columns:1fr 1fr}}
#faltraum .blk{margin-top:48px}
#faltraum .blk>h3{margin-bottom:16px}
#faltraum .cols3d{display:grid;gap:32px}
@media(min-width:900px){#faltraum .cols3d{grid-template-columns:1.15fr .85fr;gap:56px}}
#faltraum .lead,#faltraum p{position:relative}

/* Referenzen */
.fr .refs{display:grid;gap:28px}
@media(min-width:900px){.fr .refs{grid-template-columns:repeat(3,1fr)}}
.fr .refs ul{list-style:none;margin:0;padding:0}
.fr .refs li{padding:7px 0;border-bottom:1px solid var(--line);font-size:13.5px;overflow-wrap:anywhere}
.fr .refs li::before{content:"◆ ";color:var(--mag);font-size:10px}

/* ============================================================ SIMULATION */
.fr #fx{position:relative;height:calc(100vh - 48px);height:calc(100dvh - 48px);min-height:540px;background:#06070b;color:var(--fg);overflow:hidden;--fx-light:#dfe8ff}
.fr #fx-stage{position:absolute;inset:0}
.fr #fx-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
.fr #fx.placing #fx-canvas{cursor:crosshair}
.fr #fx.raster-on #fx-canvas{cursor:none}
.fr #fx-labels{position:absolute;inset:0;pointer-events:none}
.fr #fx-load[hidden]{display:none}
.fr #fx-load{position:absolute;inset:0;display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--cya)}
.fr .fx-panel{position:absolute;left:14px;top:14px;bottom:14px;width:min(330px,calc(100% - 28px));overflow:auto;background:rgba(9,9,13,.94);color:var(--fg);border:1px solid var(--line);scrollbar-width:thin;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.fr #fx.panel-closed .fx-panel{transform:translateX(calc(-100% - 20px))}
.fr .fx-panel h4{margin:0;padding:8px 12px;border-top:1px solid var(--line);font-size:10.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--mag);background:var(--bg2)}
.fr .fx-panel h4:first-of-type{border-top:0}
.fr .fx-row{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px}
.fr .fx-row button,.fr .fx-top button{font:700 11.5px var(--mono);letter-spacing:.04em;text-transform:uppercase;border:1px solid rgba(232,224,212,.55);background:transparent;color:var(--fg);padding:7px 9px;cursor:pointer}
.fr .fx-row button:hover,.fr .fx-top button:hover{border-color:var(--yel);color:var(--yel)}
.fr .fx-row button[aria-pressed="true"]{background:var(--cya);border-color:var(--cya);color:var(--bg)}
.fr .fx-row button[data-piece][aria-pressed="true"]{background:var(--fx-light);color:var(--bg);border-color:var(--fx-light)}
.fr .fx-row input[type=range]{width:100%;accent-color:var(--cya)}
.fr .fx-scale{display:flex;justify-content:space-between;font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);padding:0 12px 10px;margin-top:-4px}
.fr .fx-txt{padding:4px 12px 12px;font-size:12.5px;line-height:1.5;color:var(--dim)}
.fr .fx-txt b{display:block;font:900 17px/1.1 var(--disp);text-transform:uppercase;margin-bottom:6px;color:var(--fg)}
.fr .fx-help{padding:10px 12px 14px;font-size:11.5px;line-height:1.55;color:var(--dim)}
.fr .fx-help kbd{font:700 11px var(--mono);border:1px solid var(--dim);padding:0 4px;color:var(--fg)}
.fr .fx-top{position:absolute;right:14px;top:14px;display:flex;gap:6px}
.fr .fx-top button{background:rgba(5,5,8,.8)}
.fr .fx-sf{position:absolute;left:358px;bottom:14px;width:300px;border:1px solid var(--cya);font-size:12px;background:rgba(5,5,8,.6);backdrop-filter:blur(4px)}
.fr .fx-sf div{display:grid;grid-template-columns:86px 1fr;border-top:1px solid rgba(0,229,255,.35)}
.fr .fx-sf div:first-child{border-top:0}
.fr .fx-sf span{padding:6px 8px}
.fr .fx-sf span:first-child{border-right:1px solid rgba(0,229,255,.35);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cya)}
.fr #fx-bar{height:5px;border:1px solid currentColor;margin-top:4px;background:linear-gradient(90deg,currentColor var(--p,0%),transparent var(--p,0%))}
.fr #fx-route{position:absolute;right:14px;top:64px;width:300px;max-height:calc(100% - 230px);overflow:auto;border:1px solid var(--line);background:rgba(5,5,8,.72);backdrop-filter:blur(4px);padding:10px 12px}
.fr #fx-route b{color:var(--mag)}
.fr #fx-year{font:900 30px/1 var(--disp);color:var(--yel)}
.fr #fx-stn{min-height:44px;font-size:12px;margin:6px 0 10px}
.fr #fx-stn b{display:block;font:900 16px/1.2 var(--disp);text-transform:uppercase;color:var(--fg)}
.fr #fx-stations{display:flex;flex-wrap:wrap;gap:5px}
.fr #fx-stations button{font:400 11px var(--mono);border:1px solid rgba(232,224,212,.45);background:transparent;color:var(--fg);padding:4px 6px;cursor:pointer}
.fr #fx-stations button:hover{border-color:var(--cya);color:var(--cya)}
.fr #fx-stations span{opacity:.6}
@media(max-width:1100px){.fr .fx-sf{display:none}}
@media(max-width:760px){
  .fr .fx-panel{top:auto;bottom:0;left:0;width:100%;max-height:46%;border-width:1px 0 0}
  .fr #fx.panel-closed .fx-panel{transform:translateY(100%)}
  .fr .fx-sf{display:none}
  .fr #fx-route{top:58px;right:8px;width:calc(100% - 16px);max-height:34%}
}

/* Simulation · Klang & eigene Medien */
.fr .fx-sl{display:grid;gap:8px;padding:2px 12px 10px}
.fr .fx-sl label{display:grid;grid-template-columns:118px 1fr;align-items:center;gap:10px;font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.fr .fx-sl input[type=range]{width:100%;accent-color:var(--cya)}
.fr .fx-note{margin:0;padding:0 12px 12px;font-size:11.5px;line-height:1.5;color:var(--dim);min-height:2.6em}
.fr .fx-meter{flex:1 1 60px;align-self:center;height:8px;border:1px solid var(--line);position:relative;min-width:60px}
.fr .fx-meter i{position:absolute;left:0;top:0;bottom:0;width:var(--l,0%);background:linear-gradient(90deg,var(--cya),var(--yel) 70%,var(--mag));transition:width .08s linear}
.fr .fx-row button[disabled]{opacity:.35;cursor:not-allowed}
.fr .fx-row button.fx-key{border-color:var(--mag);color:var(--mag)}
.fr .fx-row button.fx-key[aria-pressed="true"]{background:var(--mag);border-color:var(--mag);color:var(--bg)}
.fr .fx-top button[data-act="rec"][aria-pressed="true"]{background:var(--mag);border-color:var(--mag);color:var(--bg);animation:fxrec 1.2s steps(2) infinite}
@keyframes fxrec{50%{background:#7a0f25}}
.fr .fx-drop{position:absolute;inset:10px;display:none;place-items:center;border:2px dashed var(--cya);background:rgba(0,229,255,.08);color:var(--cya);font-size:14px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;pointer-events:none;z-index:5}
.fr #fx.drop .fx-drop{display:grid}
@media(prefers-reduced-motion:reduce){.fr .fx-top button[data-act="rec"][aria-pressed="true"]{animation:none}}

.fr .fx-panel h4{cursor:pointer;user-select:none;position:relative;padding-right:28px}
.fr .fx-panel h4::after{content:"–";position:absolute;right:12px;top:7px;color:var(--dim)}
.fr .fx-panel h4.closed::after{content:"+"}
.fr .fx-panel h4.closed+.fx-sec{display:none}
.fr .fx-start{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(440px,calc(100% - 32px));z-index:6;background:rgba(5,5,8,.9);border:1px solid var(--cya);padding:22px 22px 20px;backdrop-filter:blur(6px)}
.fr .fx-start[hidden]{display:none}
.fr .fx-start .k{margin:0 0 8px;font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--mag)}
.fr .fx-start .t{margin:0 0 10px;font:900 clamp(18px,3vw,24px)/1.15 var(--disp);text-transform:uppercase}
.fr .fx-start .x{margin:0 0 16px;font-size:13px;line-height:1.55;color:var(--dim)}
.fr .fx-start div{display:flex;gap:8px;flex-wrap:wrap}
.fr .fx-start button{font:700 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--fg);background:transparent;color:var(--fg);padding:10px 14px;cursor:pointer}
.fr .fx-start button.pri{background:var(--mag);border-color:var(--mag);color:var(--bg)}
.fr .fx-start button:hover{background:var(--yel);border-color:var(--yel);color:var(--bg)}
/* 3D-Labels (Szene) */
.lbl-station{font:400 12px/1.1 "Space Mono",monospace;color:#cfd4e2;white-space:nowrap;transform:translateY(-6px);opacity:.6;text-shadow:0 0 6px #000;pointer-events:none}
.lbl-station b{font-weight:700}
.lbl-station span{margin-left:6px;color:#8b93a8}
.lbl-station.on{opacity:1;color:#fff}
.lbl-station.on b{color:#ff2d55}
.lbl-year{font:900 17px/1 "Unbounded",sans-serif;color:#00e5ff;letter-spacing:.04em;pointer-events:none}
.lbl-part{font:700 10.5px/1 "Space Mono",monospace;letter-spacing:.06em;color:#050508;background:rgba(232,224,212,.92);border:1px solid #050508;padding:3px 6px;white-space:nowrap;text-transform:uppercase;pointer-events:none}
@media(prefers-reduced-motion:reduce){.fr .fx-panel{transition:none}}