:root{
    --paper:#F4F6FB; --grid:#E1E7F4; --grid-strong:#D2DBEE;
    --ink:#1B2A4A; --ink-soft:#46557a;
    --raspberry:#D6336C; --raspberry-dark:#A61E4D;
    --leaf:#2F9E44; --leaf-dark:#1f7a31;
    --amber:#F59F00; --amber-soft:#FFF3D6;
    --white:#FFFFFF;
    --card-shadow:0 6px 0 rgba(27,42,74,.08), 0 14px 30px rgba(27,42,74,.10);
    --term-bg:#11161F; --term-green:#7CE38B; --term-dim:#5b7a9c;
    --radius:18px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;font-family:"Atkinson Hyperlegible",system-ui,sans-serif;color:var(--ink);
    background-color:var(--paper);
    background-image:linear-gradient(var(--grid) 1px, transparent 1px),linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size:26px 26px;line-height:1.6;font-size:18px;
  }
  h1,h2,h3,h4{font-family:"Baloo 2",system-ui,sans-serif;line-height:1.15;margin:0;}
  a{color:var(--raspberry-dark);}
  .wrap{display:flex;max-width:1280px;margin:0 auto;}

  .nav{width:262px;flex-shrink:0;position:sticky;top:0;height:100vh;padding:26px 18px;overflow-y:auto;border-right:2px dashed var(--grid-strong);}
  .nav-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;text-decoration:none;color:var(--ink);}
  .nav-brand svg{flex-shrink:0;}
  .nav-brand b{font-family:"Baloo 2";font-weight:800;font-size:1.05rem;line-height:1.05;}
  .home-link{display:flex;align-items:center;gap:8px;text-decoration:none;font-family:"Baloo 2";font-weight:700;font-size:.88rem;color:var(--ink-soft);
    background:var(--white);border:2px solid var(--grid-strong);border-radius:30px;padding:7px 14px;margin-bottom:18px;width:fit-content;transition:border-color .15s,color .15s;}
  .home-link:hover{border-color:var(--raspberry);color:var(--raspberry-dark);}
  .nav-list{list-style:none;margin:0;padding:0;}
  .nav-list a{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink-soft);padding:9px 10px;border-radius:12px;margin-bottom:3px;font-weight:700;font-size:.96rem;transition:background .15s,color .15s;}
  .nav-list a .num{flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-family:"JetBrains Mono";font-size:.82rem;background:var(--white);border:2px solid var(--grid-strong);color:var(--ink-soft);}
  .nav-list a:hover{background:var(--white);color:var(--ink);}
  .nav-list a.active{background:var(--raspberry);color:#fff;}
  .nav-list a.active .num{background:#fff;border-color:#fff;color:var(--raspberry);}
  .nav-list a.nav-done .num{background:#eaf7ee;border-color:var(--leaf);color:var(--leaf-dark);}
  .nav-extra{margin-top:14px;padding-top:14px;border-top:2px dashed var(--grid-strong);}
  .menu-btn{display:none;}

  main{flex:1;min-width:0;padding:0 clamp(18px,4vw,54px) 90px;}

  .hero{padding:54px 0 26px;}
  .eyebrow{display:inline-block;font-family:"JetBrains Mono";font-size:.8rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--raspberry-dark);
    background:#fff;border:2px solid var(--raspberry);border-radius:30px;padding:5px 14px;margin-bottom:18px;}
  .hero h1{font-size:clamp(2.2rem,5.2vw,3.6rem);font-weight:800;letter-spacing:-.5px;}
  .hero h1 .hl{color:var(--raspberry);}
  .hero p.lead{font-size:1.18rem;max-width:640px;margin:16px 0 0;color:var(--ink-soft);}
  .hero-mascot{float:right;margin:0 0 12px 24px;}
  .howto{margin-top:30px;background:var(--white);border-radius:var(--radius);border:2px solid var(--grid-strong);box-shadow:var(--card-shadow);padding:22px 24px;}
  .howto h3{font-size:1.2rem;margin-bottom:6px;display:flex;align-items:center;gap:9px;}
  .legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;}
  .legend-item{display:flex;align-items:center;gap:9px;font-size:.96rem;font-weight:700;}
  .chip{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex-shrink:0;}

  .station{padding:46px 0;border-top:3px dotted var(--grid-strong);}
  .station:first-of-type{border-top:none;}
  .st-head{display:flex;align-items:flex-start;gap:18px;margin-bottom:18px;}
  .st-num{flex-shrink:0;width:62px;height:62px;border-radius:16px;background:var(--raspberry);color:#fff;display:grid;place-items:center;font-family:"Baloo 2";font-weight:800;font-size:1.7rem;box-shadow:0 5px 0 var(--raspberry-dark);}
  .st-head h2{font-size:clamp(1.6rem,3.6vw,2.2rem);font-weight:800;}
  .st-goal{margin-top:4px;color:var(--ink-soft);font-size:1.02rem;font-style:italic;}
  .station p{margin:14px 0;}
  .station h3{font-size:1.3rem;margin:28px 0 6px;color:var(--raspberry-dark);}
  .station ul{margin:12px 0;padding-left:4px;list-style:none;}
  .station ul li{position:relative;padding-left:30px;margin:9px 0;}
  .station ul li::before{content:"▸";position:absolute;left:6px;top:-1px;color:var(--raspberry);font-size:1.1rem;font-weight:bold;}
  .station ol{margin:12px 0;padding-left:26px;}
  .station ol li{margin:8px 0;}
  .keyword{color:var(--raspberry-dark);font-weight:700;}

  .merke,.ex,.bonus{border-radius:var(--radius);padding:18px 20px 18px 22px;margin:22px 0;border:2px solid;position:relative;background:var(--white);}
  .merke{border-color:var(--leaf);box-shadow:0 5px 0 rgba(47,158,68,.18);}
  .ex{border-color:var(--raspberry);box-shadow:0 5px 0 rgba(214,51,108,.16);}
  .bonus{border-color:var(--amber);background:var(--amber-soft);box-shadow:0 5px 0 rgba(245,159,0,.18);}
  .callout-tag{display:inline-flex;align-items:center;gap:7px;font-family:"Baloo 2";font-weight:700;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;padding:3px 11px;border-radius:30px;color:#fff;margin-bottom:9px;}
  .merke .callout-tag{background:var(--leaf);}
  .ex .callout-tag{background:var(--raspberry);}
  .bonus .callout-tag{background:var(--amber);}
  .merke p,.ex p,.bonus p{margin:6px 0;}

  .term{background:var(--term-bg);border-radius:14px;margin:18px 0;overflow:hidden;box-shadow:0 10px 26px rgba(17,22,31,.35);font-family:"JetBrains Mono";}
  .term-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;background:#1c2330;}
  .term-bar .dot{width:12px;height:12px;border-radius:50%;}
  .term-bar .r{background:#ff5f57;}.term-bar .y{background:#febc2e;}.term-bar .g{background:#28c840;}
  .term-bar span{margin-left:8px;color:var(--term-dim);font-size:.8rem;}
  .term-body{padding:16px 18px;font-size:.95rem;line-height:1.55;color:#d6e4f0;white-space:pre-wrap;overflow-x:auto;}
  .term-body .prompt{color:var(--term-green);}
  .term-body .cmd{color:#fff;font-weight:500;}
  .term-body .out{color:#a9bdd1;}
  .term-body .cmt{color:var(--term-dim);}

  code.inline{font-family:"JetBrains Mono";font-size:.9em;background:#fff;border:1.5px solid var(--grid-strong);border-radius:7px;padding:1px 7px;color:var(--raspberry-dark);font-weight:500;white-space:nowrap;}

  .figure{margin:22px 0;background:#fff;border:2px solid var(--grid-strong);border-radius:var(--radius);padding:18px;box-shadow:var(--card-shadow);}
  .figure svg{width:100%;height:auto;display:block;}
  .figure figcaption{margin-top:12px;text-align:center;color:var(--ink-soft);font-size:.92rem;font-style:italic;}

  .cmds{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:18px 0;}
  .cmd-card{background:#fff;border:2px solid var(--grid-strong);border-radius:14px;padding:14px 16px;box-shadow:0 4px 0 rgba(27,42,74,.06);}
  .cmd-card .name{font-family:"JetBrains Mono";font-weight:700;color:var(--raspberry-dark);font-size:1.05rem;}
  .cmd-card .what{font-size:.92rem;color:var(--ink-soft);margin-top:3px;}

  .gloss{display:grid;gap:0;margin:18px 0;background:#fff;border:2px solid var(--grid-strong);border-radius:var(--radius);overflow:hidden;}
  .gloss dt{font-family:"Baloo 2";font-weight:700;color:var(--raspberry-dark);padding:14px 18px 2px;font-size:1.08rem;}
  .gloss dd{margin:0;padding:0 18px 14px;color:var(--ink-soft);border-bottom:1.5px dashed var(--grid);}
  .gloss dd:last-child{border-bottom:none;}

  .done{display:flex;align-items:center;gap:11px;margin-top:24px;cursor:pointer;user-select:none;width:fit-content;}
  .done .box{width:30px;height:30px;border:2.5px solid var(--leaf);border-radius:9px;display:grid;place-items:center;background:#fff;transition:.15s;}
  .done .box svg{opacity:0;transition:.15s;}
  .done.checked .box{background:var(--leaf);}
  .done.checked .box svg{opacity:1;}
  .done span{font-family:"Baloo 2";font-weight:700;color:var(--leaf-dark);}

  /* ---------- Mitmach-Aufgaben (Drag & Drop) ---------- */
  .dnd-game, .game-card{background:#fff;border:2px solid #7048e8;border-radius:var(--radius);padding:18px 20px;margin:22px 0;box-shadow:0 5px 0 rgba(112,72,232,.16);}
  .dnd-game > .callout-tag, .game-card > .callout-tag{background:#7048e8;}
  .game-instr{margin:4px 0 14px;}

  .seq-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:18px 0 4px;}
  .seq-slot{width:120px;min-height:96px;border:2.5px dashed var(--grid-strong);border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:8px;text-align:center;background:var(--paper);position:relative;}
  .seq-slot .order-badge{position:absolute;top:-12px;left:-12px;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-family:"Baloo 2";font-weight:700;font-size:.85rem;}
  .seq-slot .glyph{font-size:1.8rem;}
  .seq-slot.over{border-color:#7048e8;background:#f1ecfd;}
  .seq-slot.correct{border-style:solid;border-color:var(--leaf);background:#eaf7ee;}

  .tile-pool{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:18px 0 4px;min-height:46px;}
  .tile{font-family:"Baloo 2";font-weight:700;font-size:.92rem;background:var(--raspberry);color:#fff;border:none;border-radius:30px;padding:9px 16px;cursor:grab;touch-action:none;user-select:none;box-shadow:0 3px 0 var(--raspberry-dark);}
  .tile.mono{font-family:"JetBrains Mono";font-weight:700;}
  .tile.dragging{cursor:grabbing;z-index:1000;box-shadow:0 10px 20px rgba(0,0,0,.3);}
  .tile.placed{background:var(--leaf);box-shadow:none;cursor:default;font-size:.84rem;padding:6px 13px;}
  .tile.wrong{animation:shake .4s;}
  @keyframes shake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}

  .reset-btn{display:inline-flex;align-items:center;gap:7px;margin-top:14px;background:var(--paper);border:2px solid var(--grid-strong);border-radius:30px;font-family:"Baloo 2";font-weight:700;color:var(--ink-soft);padding:8px 16px;cursor:pointer;font-size:.92rem;}
  .reset-btn:hover{border-color:#7048e8;color:#7048e8;}
  .game-msg{margin-top:12px;font-family:"Baloo 2";font-weight:700;text-align:center;min-height:1.3em;color:var(--ink-soft);}
  .game-msg.win{color:var(--leaf-dark);font-size:1.12rem;}

  /* ---------- Quiz ---------- */
  .quiz{background:#fff;border:2px solid #7048e8;border-radius:var(--radius);padding:18px 20px;margin:22px 0;box-shadow:0 5px 0 rgba(112,72,232,.16);}
  .quiz .quiz-q{font-family:"Baloo 2";font-weight:700;font-size:1.08rem;margin-bottom:12px;}
  .quiz-opts{display:flex;flex-direction:column;gap:9px;}
  .quiz-opt{text-align:left;background:var(--paper);border:2px solid var(--grid-strong);border-radius:12px;padding:11px 15px;font-family:"Atkinson Hyperlegible";font-size:1rem;color:var(--ink);cursor:pointer;font-weight:700;transition:border-color .12s,background .12s;}
  .quiz-opt:hover{border-color:#7048e8;}
  .quiz-opt.right{background:#eaf7ee;border-color:var(--leaf);color:var(--leaf-dark);}
  .quiz-opt.wrong{background:#fdeef4;border-color:var(--raspberry);color:var(--raspberry-dark);}
  .quiz-fb{margin-top:10px;font-weight:700;font-family:"Baloo 2";min-height:1.3em;}

  /* ---------- GUI-Desktop (Klick-Aufgabe) ---------- */
  .gui-prompt{font-family:"Baloo 2";font-weight:700;margin-bottom:10px;text-align:center;}
  .gui-prompt .target{color:#7048e8;}
  .gui-screen{border:4px solid #2a3550;border-radius:14px;overflow:hidden;max-width:560px;margin:0 auto;}
  .gui-bar{display:flex;align-items:center;gap:6px;background:#e9edf4;padding:7px 10px;border-bottom:2px solid #c7d0e0;}
  .gui-el{background:#fff;border:2px solid transparent;border-radius:9px;padding:6px 10px;font-size:1.1rem;line-height:1;cursor:pointer;transition:.12s;}
  .gui-el:hover{border-color:#7048e8;}
  .gui-el.right{background:#d6f3df;border-color:var(--leaf);animation:pop .35s;}
  .gui-el.wrong{background:#fde2ec;border-color:var(--raspberry);}
  .gui-spacer{flex:1;}
  @keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.18)}100%{transform:scale(1)}}
  .gui-desktop{height:160px;background:linear-gradient(160deg,#5b9bd5,#3a6ea5);padding:16px;position:relative;}
  .gui-msg{text-align:center;font-family:"Baloo 2";font-weight:700;margin-top:12px;min-height:1.3em;color:var(--ink-soft);}
  .gui-msg.win{color:var(--leaf-dark);font-size:1.1rem;}

  /* ---------- Mini-Terminal im Browser ---------- */
  .termapp{background:var(--term-bg);border-radius:14px;overflow:hidden;box-shadow:0 10px 26px rgba(17,22,31,.35);font-family:"JetBrains Mono";margin:14px 0 0;}
  .termapp-screen{padding:14px 16px;font-size:.92rem;line-height:1.5;color:#d6e4f0;height:260px;overflow-y:auto;white-space:pre-wrap;word-break:break-word;}
  .termapp-screen .prompt{color:var(--term-green);}
  .termapp-screen .cmd{color:#fff;}
  .termapp-screen .out{color:#a9bdd1;}
  .termapp-screen .err{color:#ff8b7a;}
  .termapp-inputline{display:flex;align-items:center;gap:8px;padding:0 16px 14px;}
  .termapp-inputline .prompt{color:var(--term-green);white-space:nowrap;font-size:.92rem;}
  .termapp-input{flex:1;min-width:0;background:transparent;border:none;outline:none;color:#fff;font-family:"JetBrains Mono";font-size:.92rem;caret-color:var(--term-green);}

  .mission{background:var(--paper);border:2px solid var(--grid-strong);border-radius:14px;padding:14px 18px;margin:0;}
  .mission h4{font-family:"Baloo 2";font-size:1.05rem;margin-bottom:8px;}
  .mission ul{list-style:none;margin:0;padding:0;}
  .mission li{display:flex;align-items:center;gap:10px;padding:5px 0;color:var(--ink-soft);font-weight:700;}
  .mission li .chk{width:24px;height:24px;border-radius:7px;border:2px solid var(--grid-strong);display:grid;place-items:center;flex-shrink:0;background:#fff;transition:.15s;}
  .mission li .chk svg{opacity:0;transition:.15s;}
  .mission li.ok{color:var(--leaf-dark);}
  .mission li.ok .chk{background:var(--leaf);border-color:var(--leaf);}
  .mission li.ok .chk svg{opacity:1;}
  .mission-win{margin-top:8px;font-family:"Baloo 2";font-weight:700;color:var(--leaf-dark);min-height:1.2em;}

  /* ---------- Umblättern ---------- */
  .paged > .hero, .paged > .station{display:none;}
  .paged > .is-active{display:block;animation:fadePage .25s ease;}
  .paged > .station{border-top:none;padding-top:10px;}
  @keyframes fadePage{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
  .pager-nav{display:none;align-items:center;justify-content:space-between;gap:14px;margin:36px 0 8px;padding-top:20px;border-top:3px dotted var(--grid-strong);}
  .paged .pager-nav{display:flex;}
  .pager-btn{display:inline-flex;align-items:center;gap:8px;background:var(--raspberry);color:#fff;border:none;border-radius:30px;font-family:"Baloo 2";font-weight:700;font-size:1rem;padding:11px 20px;cursor:pointer;box-shadow:0 4px 0 var(--raspberry-dark);white-space:nowrap;}
  .pager-btn:hover{filter:brightness(1.06);}
  .pager-btn:disabled{background:#fff;color:var(--ink-soft);border:2px solid var(--grid-strong);box-shadow:none;cursor:default;opacity:.55;}
  .pager-btn.prev{background:#fff;color:var(--raspberry-dark);border:2px solid var(--grid-strong);box-shadow:0 4px 0 rgba(27,42,74,.06);}
  .pager-progress{flex:1;min-width:0;text-align:center;font-family:"Baloo 2";font-weight:700;color:var(--ink-soft);font-size:.92rem;}
  .pager-bar{height:8px;background:var(--grid);border-radius:30px;overflow:hidden;margin:7px auto 0;max-width:280px;}
  .pager-bar span{display:block;height:100%;width:0;background:var(--leaf);border-radius:30px;transition:width .25s;}
  .pager-btn.next.ready{animation:readyPulse 1.4s ease-in-out infinite;box-shadow:0 4px 0 var(--raspberry-dark),0 0 0 5px rgba(214,51,108,.18);}
  @keyframes readyPulse{0%,100%{transform:scale(1);}50%{transform:scale(1.045);}}
  @media print{ .paged > .hero, .paged > .station{display:block!important;} .pager-nav{display:none!important;} }

  @media(max-width:880px){
    body{font-size:17px;}
    .wrap{flex-direction:column;}
    .nav{position:sticky;top:0;width:auto;height:auto;z-index:50;border-right:none;border-bottom:2px dashed var(--grid-strong);background:var(--paper);padding:12px 16px;}
    .nav-inner{max-height:0;overflow:hidden;transition:max-height .3s ease;}
    .nav.open .nav-inner{max-height:80vh;overflow-y:auto;}
    .menu-btn{display:flex;align-items:center;justify-content:space-between;width:100%;background:#fff;border:2px solid var(--grid-strong);border-radius:12px;padding:10px 14px;font-family:"Baloo 2";font-weight:700;color:var(--ink);font-size:1rem;cursor:pointer;}
    .nav-brand{margin-top:12px;}
    .hero-mascot{width:90px;}
    .st-num{width:50px;height:50px;font-size:1.4rem;}
    .seq-row{gap:8px;}
    .seq-slot{width:90px;min-height:84px;}
    .tile{font-size:.84rem;padding:8px 13px;}
  }
  /* ---------- Scratch-Block-Optik ---------- */
  .scratch-stage{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;margin:18px 0;}
  .scratch-blocks{display:flex;flex-direction:column;gap:0;}
  .sblock{font-family:"Baloo 2";font-weight:700;color:#fff;padding:9px 16px;border-radius:8px;font-size:.96rem;position:relative;box-shadow:inset 0 -3px 0 rgba(0,0,0,.18);}
  .sblock.motion{background:#4C97FF;}
  .sblock.event{background:#FFBF00;color:#5c4400;}
  .sblock.control{background:#FFAB19;color:#5c3a00;}
  .sblock.look{background:#9966FF;}
  .sblock + .sblock{margin-top:-1px;border-top-left-radius:0;border-top-right-radius:0;}
  .sblock:not(:last-child){border-bottom-left-radius:0;border-bottom-right-radius:0;}
  .scratch-stage-screen{flex-shrink:0;width:180px;height:140px;background:#fff;border:3px solid #2a3550;border-radius:10px;position:relative;overflow:hidden;}
  .scratch-cat{position:absolute;font-size:2.2rem;transition:left 1s ease, transform .3s;left:10px;bottom:10px;}

  /* ---------- Python-Code-Box ---------- */
  .pycode{background:#1e1e2e;border-radius:14px;margin:18px 0;overflow:hidden;box-shadow:0 10px 26px rgba(17,22,31,.3);}
  .pycode-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;background:#181825;}
  .pycode-bar .dot{width:12px;height:12px;border-radius:50%;}
  .pycode-bar .r{background:#ff5f57;}.pycode-bar .y{background:#febc2e;}.pycode-bar .g{background:#28c840;}
  .pycode-bar span{margin-left:8px;color:#7a7a99;font-size:.8rem;font-family:"JetBrains Mono";}
  .pycode-body{padding:14px 18px 14px 3.6rem;font-family:"JetBrains Mono";font-size:.92rem;line-height:1.65;color:#cdd6f4;overflow-x:auto;counter-reset:ln;}
  .pycode-body .ln{display:block;position:relative;white-space:pre;}
  .pycode-body .ln::before{content:counter(ln);counter-increment:ln;position:absolute;left:-3.6rem;width:3rem;text-align:right;color:#585b70;user-select:none;pointer-events:none;font-size:.82em;line-height:1.65;}
  .pycode-body .kw{color:#cba6f7;}
  .pycode-body .str{color:#a6e3a1;}
  .pycode-body .num{color:#fab387;}
  .pycode-body .cm{color:#6c7086;}
  .pycode-body .fn{color:#89b4fa;}
  .copy-btn{margin-left:auto;background:transparent;border:1px solid rgba(255,255,255,.2);border-radius:5px;color:rgba(255,255,255,.55);cursor:pointer;padding:3px 8px;display:flex;align-items:center;gap:5px;font-family:"Baloo 2",sans-serif;font-size:.72rem;font-weight:600;line-height:1;transition:background .15s,color .15s,border-color .15s;white-space:nowrap;flex-shrink:0;}
  .copy-btn:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);}
  .copy-btn.copied{color:#a6e3a1;border-color:rgba(166,227,161,.35);}

  /* ---------- Schritt-Karten ---------- */
  .steps-grid{display:grid;gap:12px;margin:18px 0;}
  .step-card{display:flex;gap:14px;background:#fff;border:2px solid var(--grid-strong);border-radius:14px;padding:14px 16px;box-shadow:0 4px 0 rgba(27,42,74,.06);}
  .step-card .step-num{flex-shrink:0;width:34px;height:34px;border-radius:9px;background:#7048e8;color:#fff;display:grid;place-items:center;font-family:"Baloo 2";font-weight:800;}
  .step-card .step-text{flex:1;}
  .step-card .step-text strong{color:var(--raspberry-dark);}

  .info-box{background:#eef2ff;border:2px solid #c7d2fe;border-radius:var(--radius);padding:16px 20px;margin:22px 0;font-size:.96rem;color:#3730a3;}
  .info-box b{color:#312e81;}

  /* ---------- Zeitstrahl-Spiel ---------- */
  .timeline-track{position:relative;height:6px;background:var(--grid-strong);border-radius:6px;margin:36px 10px 50px;}
  .timeline-track .tl-line{position:absolute;inset:0;background:linear-gradient(90deg,var(--raspberry),#7048e8);border-radius:6px;}
  .timeline-slots{display:flex;justify-content:space-between;position:relative;margin-top:-6px;}
  .tl-slot{width:84px;display:flex;flex-direction:column;align-items:center;gap:8px;position:relative;}
  .tl-slot .tl-dot{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--grid-strong);}
  .tl-slot.correct .tl-dot{background:var(--leaf);border-color:var(--leaf-dark);}
  .tl-slot .tl-drop{width:100%;min-height:64px;border:2.5px dashed var(--grid-strong);border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;font-family:"Baloo 2";font-weight:700;font-size:.78rem;padding:6px;background:var(--paper);}
  .tl-slot.over .tl-drop{border-color:#7048e8;background:#f1ecfd;}
  .tl-slot.correct{border:2.5px solid var(--leaf);border-radius:12px;background:#eaf7ee;padding:4px;}
  .tl-slot.correct .tile.placed{width:100%;min-height:56px;display:flex;align-items:center;justify-content:center;text-align:center;}
  .tl-year{font-family:"JetBrains Mono";font-weight:700;font-size:.82rem;color:var(--ink-soft);}

  /* ---------- Größenvergleich ---------- */
  .size-compare{display:flex;align-items:flex-end;justify-content:center;gap:28px;margin:24px 0;flex-wrap:wrap;}
  .size-item{display:flex;flex-direction:column;align-items:center;gap:8px;}
  .size-box{display:flex;align-items:center;justify-content:center;border-radius:10px;color:#fff;font-size:1.6rem;box-shadow:0 4px 0 rgba(0,0,0,.15);}
  .size-box.eniac{width:170px;height:170px;background:#A61E4D;}
  .size-box.pc{width:70px;height:70px;background:#7048e8;}
  .size-box.pi{width:26px;height:26px;background:#2F9E44;}
  .size-label{font-family:"Baloo 2";font-weight:700;text-align:center;font-size:.88rem;}
  .size-sub{font-size:.78rem;color:var(--ink-soft);font-weight:500;}

  /* ---------- Paket-Reise-Simulation ---------- */
  .packet-sim{background:#fff;border:2px solid #7048e8;border-radius:var(--radius);padding:20px;margin:22px 0;box-shadow:0 5px 0 rgba(112,72,232,.16);}
  .packet-sim > .callout-tag{background:#7048e8;}
  .packet-stage{position:relative;margin:18px 0 6px;padding-top:6px;}
  .packet-row{display:flex;justify-content:space-between;align-items:flex-start;position:relative;z-index:1;}
  .packet-node{display:flex;flex-direction:column;align-items:center;gap:6px;width:78px;}
  .packet-node .pn-icon{width:52px;height:52px;border-radius:14px;background:var(--paper);border:2.5px solid var(--grid-strong);display:grid;place-items:center;font-size:1.5rem;}
  .packet-node.active .pn-icon{border-color:#7048e8;background:#f1ecfd;animation:pop .35s;}
  .packet-node .pn-label{font-family:"Baloo 2";font-weight:700;font-size:.74rem;text-align:center;color:var(--ink-soft);line-height:1.2;}
  .packet-path{position:absolute;top:32px;left:39px;right:39px;height:3px;background:var(--grid-strong);border-radius:3px;z-index:0;}
  .packet-dot{position:absolute;top:32px;left:39px;width:16px;height:16px;border-radius:50%;background:var(--raspberry);transform:translate(-50%,-50%);box-shadow:0 0 0 5px rgba(214,51,108,.18);transition:left 1.6s ease;z-index:2;}
  .packet-log{background:var(--paper);border:2px solid var(--grid-strong);border-radius:14px;padding:12px 16px;margin-top:8px;min-height:2.6em;font-family:"JetBrains Mono";font-size:.86rem;color:var(--ink-soft);}
  .packet-btn{display:block;margin:14px auto 0;background:var(--raspberry);color:#fff;border:none;border-radius:30px;font-family:"Baloo 2";font-weight:700;padding:10px 22px;cursor:pointer;box-shadow:0 3px 0 var(--raspberry-dark);}
  .packet-btn:disabled{opacity:.5;cursor:default;}

  /* ---------- Drop-Slot (folge-1) ---------- */
  .dropslot{min-height:62px;border:2.5px dashed var(--grid-strong);border-radius:12px;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
    padding:6px;text-align:center;background:var(--paper);transition:border-color .15s,background .15s;}
  .dropslot .glyph{font-size:1.3rem;line-height:1;}
  .dropslot .hint{font-size:.7rem;color:var(--ink-soft);}
  .dropslot.over{border-color:#7048e8;background:#f1ecfd;}
  .dropslot.correct{border-style:solid;border-color:var(--leaf);background:#eaf7ee;}
  .match-rows{display:flex;flex-direction:column;gap:10px;max-width:520px;margin:0 auto;}
  .match-row{display:flex;align-items:center;gap:12px;}
  .match-row .dropslot{flex:0 0 130px;min-height:50px;}
  /* ---------- Exercise list (folge-1) ---------- */
  .ex ol{margin:10px 0 4px;padding-left:22px;}
  .ex ol li{margin:7px 0;}
  /* ---------- Board-Diagram (folge-1) ---------- */
  .board-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
    grid-template-areas:"hdmi gpio usb" "strom board lan" ". sd .";
    max-width:560px;margin:0 auto;}
  .cell-hdmi{grid-area:hdmi;}.cell-gpio{grid-area:gpio;}.cell-usb{grid-area:usb;}
  .cell-strom{grid-area:strom;}.cell-lan{grid-area:lan;}.cell-sd{grid-area:sd;}
  .board-center{grid-area:board;background:var(--leaf);border:3px solid var(--leaf-dark);
    border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;
    color:#fff;font-family:"Baloo 2";font-weight:700;min-height:120px;text-align:center;padding:8px;}
  .board-center .chipset{background:#11161F;color:var(--term-green);font-family:"JetBrains Mono";
    font-size:.78rem;padding:5px 11px;border-radius:6px;margin-top:7px;}
  /* ---------- Schatzsuche (Dateimanager) ---------- */
  .fm{border:2px solid var(--grid-strong);border-radius:14px;overflow:hidden;max-width:480px;margin:14px auto 0;background:#fff;}
  .fm-bar{display:flex;align-items:center;gap:8px;background:#eef2fa;padding:9px 12px;border-bottom:2px solid var(--grid-strong);font-family:"JetBrains Mono";font-size:.86rem;color:var(--raspberry-dark);}
  .fm-list{list-style:none;margin:0;padding:6px;}
  .fm-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:pointer;font-weight:700;transition:background .12s;}
  .fm-item:hover{background:var(--paper);}
  .fm-item .ico{font-size:1.25rem;}
  .fm-item.up{color:var(--ink-soft);}
  .fm-msg{text-align:center;font-family:"Baloo 2";font-weight:700;padding:12px 16px 0;min-height:1.3em;color:var(--ink-soft);}
  .fm-msg.win{color:var(--leaf-dark);font-size:1.1rem;}
  /* ---------- Diagram ---------- */
  .figure{margin:22px 0;background:#fff;border:2px solid var(--grid-strong);border-radius:var(--radius);padding:18px;box-shadow:var(--card-shadow);}
  .figure svg{width:100%;height:auto;display:block;}
  .figure figcaption{margin-top:12px;text-align:center;color:var(--ink-soft);font-size:.92rem;font-style:italic;}

  /* command reference cards */
  .cmds{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:18px 0;}
  .cmd-card{background:#fff;border:2px solid var(--grid-strong);border-radius:14px;padding:14px 16px;box-shadow:0 4px 0 rgba(27,42,74,.06);}
  .cmd-card .name{font-family:"JetBrains Mono";font-weight:700;color:var(--raspberry-dark);font-size:1.05rem;}
  .cmd-card .what{font-size:.92rem;color:var(--ink-soft);margin-top:3px;}

  /* glossary */
  .gloss{display:grid;gap:0;margin:18px 0;background:#fff;border:2px solid var(--grid-strong);border-radius:var(--radius);overflow:hidden;}
  .gloss dt{font-family:"Baloo 2";font-weight:700;color:var(--raspberry-dark);padding:14px 18px 2px;font-size:1.08rem;}
  .gloss dd{margin:0;padding:0 18px 14px;color:var(--ink-soft);border-bottom:1.5px dashed var(--grid);}
  .gloss dd:last-child{border-bottom:none;}

  /* done stamp */
  .done{display:flex;align-items:center;gap:11px;margin-top:24px;cursor:pointer;user-select:none;width:fit-content;}
  .done .box{width:30px;height:30px;border:2.5px solid var(--leaf);border-radius:9px;display:grid;place-items:center;background:#fff;transition:.15s;}
  .done .box svg{opacity:0;transition:.15s;}
  .done.checked .box{background:var(--leaf);}
  .done.checked .box svg{opacity:1;}
  .done span{font-family:"Baloo 2";font-weight:700;color:var(--leaf-dark);}

  /* footer */
  footer{margin-top:50px;padding:26px;border-radius:var(--radius);background:var(--ink);color:#cdd7ea;}
  footer b{color:#fff;font-family:"Baloo 2";}
  footer code{font-family:"JetBrains Mono";background:rgba(255,255,255,.12);padding:1px 6px;border-radius:6px;color:#fff;}
  /* ---------- Scratch-cat (folge-3, override) ---------- */
  .scratch-cat{position:absolute;font-size:2.2rem;transition:left 1.4s ease-in-out;left:10px;bottom:10px;}
  .scratch-cat-bubble{position:absolute;top:8px;left:10px;background:#fff;border:2px solid #2a3550;border-radius:10px;padding:3px 9px;font-family:"Baloo 2";font-weight:700;font-size:.82rem;opacity:0;transition:opacity .2s;white-space:nowrap;}
  .scratch-cat-bubble.show{opacity:1;}
  /* ---------- Seq-row vertical (folge-3) ---------- */
  .seq-row.vertical{flex-direction:column;align-items:center;gap:8px;}
  .seq-row.vertical .seq-slot{width:260px;min-height:62px;flex-direction:row;justify-content:flex-start;text-align:left;padding:10px 16px;gap:12px;}
  .seq-row.vertical .seq-slot .order-badge{position:static;flex-shrink:0;}
  .seq-row.vertical .seq-slot .glyph{font-size:1.4rem;}
  /* ---------- Tastatur-Grafik ---------- */
  .keyboard{display:grid;gap:6px;margin:18px auto;max-width:620px;}
  .kb-row{display:flex;justify-content:center;gap:6px;}
  .key{width:46px;height:46px;border-radius:9px;display:grid;place-items:center;font-family:"JetBrains Mono";font-weight:700;font-size:1rem;color:#fff;cursor:pointer;transition:transform .1s;box-shadow:0 3px 0 rgba(0,0,0,.18);user-select:none;}
  .key:hover{transform:translateY(-2px);}
  .key.wide{width:96px;}
  .key.sonder{width:96px;height:58px;font-size:.85rem;flex-direction:column;gap:2px;white-space:nowrap;}
  .key.pinky-l{background:#D6336C;}
  .key.ring-l{background:#F59F00;}
  .key.middle-l{background:#2F9E44;}
  .key.index-l{background:#4C97FF;}
  .key.index-r{background:#4C97FF;}
  .key.middle-r{background:#2F9E44;}
  .key.ring-r{background:#F59F00;}
  .key.pinky-r{background:#D6336C;}
  .key.thumb{background:#7048e8;}
  .key.anchor{outline:3px solid var(--ink);outline-offset:2px;}
  .key.picked{box-shadow:0 0 0 4px rgba(112,72,232,.55), 0 3px 0 rgba(0,0,0,.18);}
  .key.right{background:#2F9E44 !important;box-shadow:0 3px 0 var(--leaf-dark);}
  .key.wrong{animation:shake .4s;}
  .finger-legend{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:14px 0;}
  .finger-tag{display:flex;align-items:center;gap:7px;font-family:"Baloo 2";font-weight:700;font-size:.85rem;}
  .finger-dot{width:18px;height:18px;border-radius:50%;flex-shrink:0;}
  /* ---------- Tipp-Übung ---------- */
  .typing-game{background:#fff;border:2px solid #7048e8;border-radius:var(--radius);padding:18px 20px;margin:22px 0;box-shadow:0 5px 0 rgba(112,72,232,.16);}
  .typing-game > .callout-tag{background:#7048e8;}
  .typing-target{font-family:"JetBrains Mono";font-size:1.5rem;text-align:center;letter-spacing:.12em;margin:18px 0;padding:16px;background:var(--paper);border-radius:14px;border:2px dashed var(--grid-strong);}
  .typing-target .done-ch{color:var(--leaf-dark);}
  .typing-target .cur-ch{color:#fff;background:#7048e8;border-radius:4px;padding:0 2px;}
  .typing-target .todo-ch{color:var(--ink-soft);}
  .typing-target.code{text-align:left;letter-spacing:0;font-size:1.25rem;white-space:pre;}
  .typing-input{display:block;width:100%;max-width:420px;margin:0 auto;font-family:"JetBrains Mono";font-size:1.1rem;text-align:center;padding:10px 14px;border:2px solid var(--grid-strong);border-radius:12px;outline:none;}
  .typing-input:focus{border-color:#7048e8;}
  .typing-stats{display:flex;justify-content:center;gap:24px;margin-top:14px;font-family:"Baloo 2";font-weight:700;color:var(--ink-soft);font-size:.92rem;}
  .typing-stats b{color:var(--ink);}
  .typing-msg{text-align:center;margin-top:12px;font-family:"Baloo 2";font-weight:700;min-height:1.3em;color:var(--leaf-dark);font-size:1.05rem;}
  .typing-next-btn{display:block;margin:14px auto 0;background:var(--raspberry);color:#fff;border:none;border-radius:30px;font-family:"Baloo 2";font-weight:700;padding:9px 20px;cursor:pointer;box-shadow:0 3px 0 var(--raspberry-dark);}
  .typing-next-btn[hidden]{display:none;}
  @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto;transition:none!important;}}
  /* ---------- Folge 11: Bits & Bytes ---------- */
  .bit-place-table{overflow-x:auto;margin:1.2rem 0;}
  .bit-place-table table{border-collapse:collapse;width:100%;font-family:"JetBrains Mono";font-size:.9rem;}
  .bit-place-table th,.bit-place-table td{border:1.5px solid var(--grid-strong);padding:6px 10px;text-align:center;}
  .bit-place-table thead th{background:var(--paper);font-family:"Baloo 2";}
  .bit-place-table tbody tr:last-child td{background:#fffbea;font-weight:700;}
  .bit-place-sum{text-align:center;margin:.5rem 0 0;font-family:"Baloo 2";font-weight:700;color:var(--ink-soft);}
  .bit-grid{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:1.2rem 0;}
  .bit-col{display:flex;flex-direction:column;align-items:center;gap:6px;}
  .bit-label{font-family:"JetBrains Mono";font-size:.75rem;color:var(--ink-soft);font-weight:700;}
  .bit-btn{width:52px;height:52px;border-radius:12px;border:2.5px solid var(--grid-strong);background:#fff;font-family:"JetBrains Mono";font-size:1.5rem;font-weight:700;cursor:pointer;transition:background .12s,color .12s,border-color .12s;color:var(--ink-soft);}
  .bit-btn.on{background:var(--amber);border-color:#c47e00;color:var(--ink);}
  .bit-btn:hover{border-color:var(--ink);}
  .bit-display{text-align:center;margin:.6rem 0;}
  .bin-str{font-family:"JetBrains Mono";font-size:1.4rem;letter-spacing:.12em;color:var(--ink);}
  .dec-val-row{font-family:"Baloo 2";font-weight:700;font-size:1rem;color:var(--ink-soft);margin-top:4px;}
  .dec-val{font-size:2rem;font-weight:800;color:var(--raspberry);}
  .ascii-encoder{margin:1rem 0;}
  .ascii-encoder input{width:100%;max-width:320px;padding:10px 14px;border:2px solid var(--grid-strong);border-radius:12px;font-family:"JetBrains Mono";font-size:1.1rem;outline:none;display:block;margin-bottom:.8rem;}
  .ascii-encoder input:focus{border-color:#20c997;}
  .ascii-table{width:100%;border-collapse:collapse;font-size:.9rem;margin-top:.4rem;}
  .ascii-table th{background:var(--paper);border:1.5px solid var(--grid-strong);padding:5px 10px;font-family:"Baloo 2";text-align:left;}
  .ascii-table td{border:1.5px solid var(--grid-strong);padding:5px 10px;}
  .ascii-table td.mono{font-family:"JetBrains Mono";font-size:.85rem;letter-spacing:.06em;}
  .ascii-table tr:nth-child(even) td{background:var(--paper);}
  .pixel-grid-wrap{display:flex;flex-direction:column;align-items:center;gap:.8rem;margin:1rem 0;}
  #pixelGrid{display:grid;grid-template-columns:repeat(8,40px);grid-auto-rows:40px;gap:3px;width:343px;background:#c8c8c8;padding:3px;border-radius:10px;}
  .pixel-cell{display:block;width:40px;height:40px;border-radius:4px;cursor:pointer;transition:transform .1s,box-shadow .1s;}
  .pixel-cell:hover{transform:scale(1.12);box-shadow:0 0 0 2px var(--ink);}
  .pixel-info{font-family:"JetBrains Mono";font-size:.88rem;min-height:1.5em;text-align:center;padding:6px 0;}

  /* === Folge 13: Profi-Tempo === */
  .shortcut-table{width:100%;border-collapse:collapse;margin:1rem 0;}
  .shortcut-table th{background:var(--ink);color:#fff;padding:8px 12px;text-align:left;font-family:"Baloo 2";}
  .shortcut-table td{padding:7px 12px;border-bottom:1px solid var(--grid);font-size:.93rem;}
  .shortcut-table tr:nth-child(even) td{background:var(--paper);}
  .kbd{display:inline-block;background:var(--ink);color:#fff;font-family:"JetBrains Mono";font-size:.8rem;padding:.1em .5em;border-radius:5px;border-bottom:2px solid rgba(255,255,255,.18);white-space:nowrap;}
  .challenge-card{background:var(--white);border:3px solid var(--grid-strong);border-radius:18px;padding:22px 20px;transition:border-color .25s,background .25s;margin:1rem 0;}
  .challenge-card.correct-card{border-color:var(--leaf);background:#f0fff4;}
  .challenge-card.done-card{border-color:var(--leaf);background:#f0fff4;}
  .c-progress{font-family:"Baloo 2";font-weight:700;font-size:.85rem;color:var(--ink-soft);text-align:right;margin-bottom:6px;}
  .c-scenario{font-family:"Baloo 2";font-weight:700;font-size:1.1rem;margin-bottom:6px;min-height:2.5em;}
  .c-task{font-family:"Baloo 2";font-weight:700;font-size:1rem;color:var(--raspberry-dark);margin-bottom:10px;}
  .c-hint{font-family:"JetBrains Mono";font-size:.88rem;color:var(--ink-soft);min-height:1.4em;margin-top:6px;}
  .c-feedback{font-family:"Baloo 2";font-weight:700;font-size:1.05rem;min-height:1.5em;color:var(--leaf-dark);}