:root{--blue:#245f94;--blue-light:#eaf3fb;--dark:#1b3045;--muted:#647587;--line:#d9e4ee;--bg:#f4f7fa;--white:#fff;--ok:#24754c;--error:#b34242}*{box-sizing:border-box}body{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--dark);margin:0;line-height:1.45}.wrap{max-width:1060px;margin:0 auto;padding:28px 20px 70px}.eyebrow{font-size:12px;letter-spacing:.12em;font-weight:800;color:var(--blue);margin-bottom:12px}.eyebrow span{color:#9aa9b8;padding:0 5px}.intro{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:22px}h1{font-size:clamp(25px,3.4vw,36px);letter-spacing:-.035em;margin:0 0 10px}.intro p{max-width:670px;margin:0;color:var(--muted)}.eva-mini{border:1px solid var(--line);border-radius:13px;background:white;padding:14px;display:flex;align-items:center;gap:7px;white-space:nowrap;color:var(--blue);font-size:12px}.eva-mini b{background:var(--blue-light);padding:6px 7px;border-radius:6px}.steps{display:flex;align-items:center;margin-bottom:18px;gap:10px}.step{border:0;background:transparent;color:var(--muted);display:flex;align-items:center;gap:9px;padding:5px;font:inherit;font-size:14px;cursor:pointer}.step span{display:grid;place-items:center;height:27px;width:27px;border:1px solid #bccbd8;border-radius:50%;background:white;font-weight:700}.step.active{color:var(--blue);font-weight:750}.step.active span,.step.completed span{background:var(--blue);color:white;border-color:var(--blue)}.step-connector{height:1px;background:var(--line);width:35px}.exercise{background:white;border-radius:16px;border:1px solid var(--line);padding:26px;box-shadow:0 5px 22px #263f5a0b}.exercise h2{font-size:23px;margin:0 0 7px}.subtitle{color:var(--muted);margin:0 0 19px}.section-head{display:flex;align-items:start;justify-content:space-between;gap:15px}.progress{font-size:13px;font-weight:700;background:var(--blue-light);color:var(--blue);padding:7px 12px;border-radius:20px;white-space:nowrap}.layout{display:grid;grid-template-columns:245px 1fr;gap:20px}.bank{border:1px solid var(--line);border-radius:12px;background:#f7f9fb;padding:16px;min-height:190px}.bank h3,.targets h3{margin:0 0 11px;font-size:14px}.bank .small{font-size:12px;color:var(--muted);margin:0 0 13px}.tokens{display:flex;flex-wrap:wrap;align-content:start;gap:9px}.token{border:1px solid #91badd;border-radius:8px;background:#eaf4fd;color:#194b75;font:inherit;font-weight:650;font-size:14px;padding:9px 11px;cursor:grab;touch-action:pan-y}.token:focus-visible,button:focus-visible{outline:3px solid #8bbfe9;outline-offset:3px}.token.selected{background:#c5e0fa;border-color:var(--blue);outline:2px solid var(--blue)}.token.dragging{opacity:.5}.token[disabled]{display:none}.targets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.target{border:2px dashed #aec6d9;border-radius:12px;background:#fbfdff;padding:14px;min-height:224px;transition:background .15s,border .15s;cursor:pointer}.target.hover{background:#eaf4fc;border-color:var(--blue)}.target h3{display:flex;align-items:center;gap:6px;color:var(--blue);font-size:15px}.target .definition{color:var(--muted);font-size:12px;margin:0 0 12px}.answer{border:1px solid #cfe4d5;background:#f2faf5;border-radius:8px;padding:10px;margin-bottom:8px}.answer strong{font-size:13px;color:#225e40;display:block}.answer p{color:#456051;font-size:12px;margin:4px 0 0}.feedback{margin-top:18px;background:var(--blue-light);color:#24527c;border-radius:10px;padding:12px 14px;font-size:14px;min-height:47px}.feedback.good{background:#e9f7ee;color:var(--ok)}.feedback.wrong{background:#fff3f0;color:var(--error)}.actions{display:flex;justify-content:flex-end;gap:12px;margin-top:18px}.btn{border:0;background:var(--blue);color:white;border-radius:9px;padding:10px 18px;font:inherit;font-weight:700;cursor:pointer}.btn:disabled{opacity:.4;cursor:not-allowed}.btn.alt{background:#eaf1f7;color:var(--blue)}.calliope-image{display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;padding:12px;background:#f8fafc;margin-bottom:18px}.calliope-image img{width:min(100%,250px);height:170px;object-fit:contain}.calliope-image p{font-size:11px;color:var(--muted);text-align:center;margin:6px 0 0}.calliope-image a{color:var(--blue)}.note{color:var(--muted);font-size:12px;margin:8px 0 0}.foot{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:12px;margin-top:16px}.restart{border:0;background:transparent;color:var(--blue);cursor:pointer;font:inherit;font-weight:700}.completed-box{border:1px solid #b7dac2;background:#f2fbf5;border-radius:12px;padding:15px;margin-top:15px}.completed-box h3{color:var(--ok);margin:0 0 5px}.completed-box p{margin:0;color:#466654}@media(max-width:900px){.intro{display:block}.eva-mini{width:max-content;margin-top:16px}.layout{grid-template-columns:1fr}.targets{grid-template-columns:repeat(3,1fr)}}@media(max-width:650px){.exercise{padding:16px}.targets{grid-template-columns:1fr}.target{min-height:125px}.section-head{display:block}.progress{display:inline-block;margin:10px 0 14px}.eva-mini{font-size:10px;gap:4px;padding:8px}.eva-mini b{padding:5px}.foot{align-items:start;flex-direction:column}}

/* Version 1.1 – erster Lückentext */
.desktop-figure{width:100%;max-height:295px;object-fit:contain;display:block;border:1px solid var(--line);border-radius:12px;background:#f2f7fb;margin-bottom:16px}.gap-text{font-size:clamp(18px,2.2vw,22px);line-height:2.35;padding:16px 19px;background:#fbfdff;border:1px solid var(--line);border-radius:12px;margin:14px 0}.blank{font:inherit;font-size:.8em;font-weight:700;border:2px dashed #95b8d6;background:#edf5fc;color:#245f94;border-radius:9px;padding:5px 12px;min-width:112px;cursor:pointer;vertical-align:middle}.blank.hover,.blank:focus-visible{background:#d9edfc;border-color:#245f94}.blank.filled{border-style:solid;border-color:#79b796;background:#e8f7ee;color:#205d40;cursor:default}.word-bank{background:#f7f9fb;border:1px solid var(--line);padding:16px;border-radius:12px}.word-bank h3{font-size:14px;margin:0 0 12px}.word-bank .tokens{margin:0}.step:disabled{opacity:.55;cursor:not-allowed}@media(max-width:650px){.gap-text{padding:13px;font-size:18px;line-height:2.7}.blank{min-width:94px;padding:4px 7px}.steps{gap:3px;flex-wrap:wrap}.step{font-size:12px;gap:5px}.step-connector{width:8px}}

/* Version 1.2 – Lückentext in drei aufeinanderfolgenden Etappen */
.gap-stage{margin:18px 0 24px;padding-top:8px;border-top:1px solid var(--line)}
.gap-stage:first-of-type{border-top:0}
.stage-title{font-size:14px;color:var(--blue);margin:2px 0 10px}
.stage-new{animation:stage-in .3s ease-out}
.stage-done{font-size:13px;color:var(--ok);font-weight:600;margin:6px 0}
.gap-help{font-size:14px;color:#426682;padding:10px 12px;border-left:3px solid #a3c5e0;background:#f4f9fd;border-radius:5px}
@keyframes stage-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* Version 1.4: Gelöste Lücken im fortlaufenden Lesetext */
.stage-complete .gap-text{background:#fff;border-color:transparent;padding:6px 0;margin:2px 0 8px;line-height:1.8}
.learned-word{color:#19724e;font-weight:700;white-space:normal}
.notebook-task{margin:24px 0 10px;padding:20px;border:1px solid #bed6e9;border-left:5px solid #286d9c;border-radius:12px;background:#f2f8fd}
.notebook-task h3{margin:0 0 8px;font-size:18px;color:#214969}
.notebook-task p{margin:0 0 8px}
.notebook-title{font-size:20px;font-weight:700;color:#1d4f79}

/* Version 1.5: interaktive EVA-Rechenmaschine */
.eva-instruction{background:#eef5fb;border-radius:12px;padding:14px 17px;margin-bottom:16px}.eva-instruction p{margin:5px 0 0}.eva-flow{display:grid;grid-template-columns:minmax(0,1.2fr) 24px minmax(0,.8fr) 24px minmax(0,1fr);gap:10px;align-items:center}.eva-panel{min-width:0;align-self:stretch;padding:15px;border:1px solid var(--line);background:#f8fbfe;border-radius:12px}.eva-panel h3{margin:0 0 6px;font-size:15px;color:var(--blue)}.eva-panel .small{font-size:12px;color:var(--muted);min-height:36px}.eva-arrow{font-size:23px;color:var(--blue);text-align:center}.calculator-display{background:#21384b;color:#fff;text-align:right;min-height:49px;word-break:break-all;border-radius:8px;padding:10px;font-size:22px;font-variant-numeric:tabular-nums}.calculator-pad{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:10px}.calc-key{border:1px solid #a5bed2;border-radius:7px;background:white;color:#214765;padding:11px 0;font:inherit;font-weight:700;cursor:pointer}.calc-key:disabled{opacity:.5;cursor:default}.calc-enter{grid-column:span 3;background:var(--blue);color:white}.processing-panel{text-align:center}.hourglass{font-size:44px;margin:24px 0}.hourglass.working{animation:eva-spin .8s linear infinite}.eva-monitor{margin:25px 0 10px;min-height:66px;background:#21384b;border:8px solid #416079;border-radius:10px;color:#f5fbff;display:grid;place-items:center;text-align:center;font-weight:800;font-size:clamp(15px,2vw,26px);padding:6px;overflow-wrap:anywhere}@keyframes eva-spin{to{transform:rotate(360deg)}}.eva-observation{margin-top:16px;padding:15px;background:#edf5fb;border-radius:10px;color:#264d70}.eva-observation button{margin:10px 0 0}.eva-schema{margin-top:22px;border-top:1px solid var(--line);padding-top:10px}.eva-schema h3{margin-bottom:12px}.eva-schema-flow{display:flex;align-items:stretch;gap:9px}.eva-schema-box{flex:1;padding:14px 10px;background:#ecf4fa;border:1px solid #bed3e4;border-radius:10px;text-align:center}.eva-schema-box strong{color:#205a8b}.eva-schema-box p{font-size:13px;margin:9px 0 0}.eva-schema-arrow{align-self:center;color:var(--blue);font-size:22px}.eva-schema:not(.is-unlocked) .eva-schema-flow,.eva-schema:not(.is-unlocked) .notebook-task{display:none}.eva-locked{color:var(--muted);font-size:14px}@media(max-width:800px){.eva-flow{grid-template-columns:1fr}.eva-arrow{transform:rotate(90deg)}.eva-panel .small{min-height:0}.eva-schema-flow{flex-direction:column}.eva-schema-arrow{transform:rotate(90deg)}}


/* Version 1.6: EVA-Station linear mit Monitor oben */
.eva-monitor-stage{margin:10px 0 18px}
.eva-monitor-stage h3{margin:0 0 10px;color:var(--blue);font-size:16px}
.eva-monitor-frame{background:#314b61;border:1px solid #1f3445;border-radius:16px;padding:14px 14px 12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.eva-monitor{margin:0;min-height:90px;background:#152533;border:10px solid #5b7d99;border-radius:10px;color:#f5fbff;display:grid;place-items:center;text-align:center;font-weight:800;font-size:clamp(18px,2.2vw,30px);padding:10px;overflow-wrap:anywhere}
.eva-monitor-stand{width:120px;height:18px;margin:0 auto;background:linear-gradient(#5b7d99,#46657f);border-radius:0 0 12px 12px;position:relative}
.eva-monitor-stand::after{content:'';display:block;width:180px;height:10px;background:#5b7d99;border-radius:999px;position:absolute;left:50%;transform:translateX(-50%);top:20px}
.eva-flow-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px;align-items:start}
.cpu-chip{width:110px;height:82px;margin:8px auto 12px;border-radius:14px;background:linear-gradient(145deg,#355372,#21384b);color:#fff;display:grid;place-items:center;font-weight:800;letter-spacing:.08em;position:relative;box-shadow:0 8px 18px rgba(33,56,75,.18)}
.cpu-chip::before,.cpu-chip::after{content:'';position:absolute;inset:-8px;pointer-events:none;background:repeating-linear-gradient(90deg,transparent 0 12px,#7ea7c7 12px 14px,transparent 14px 26px),repeating-linear-gradient(180deg,transparent 0 12px,#7ea7c7 12px 14px,transparent 14px 26px);mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);padding:8px}
.cpu-chip.working{animation:cpu-pulse 1s ease-in-out infinite}
.binary-stream{min-height:40px;text-align:center;font-family:monospace;font-size:14px;color:#32597d;letter-spacing:.08em}
.binary-stream.working{animation:binary-blink .35s steps(2,end) infinite}
@keyframes cpu-pulse{0%,100%{transform:scale(1);box-shadow:0 8px 18px rgba(33,56,75,.18)}50%{transform:scale(1.03);box-shadow:0 0 0 8px rgba(49,109,170,.08),0 10px 22px rgba(33,56,75,.22)}}
@keyframes binary-blink{0%{opacity:.25}100%{opacity:1}}
.eva-schema.is-unlocked .eva-locked{display:none}
@media(max-width:800px){.eva-flow-grid{grid-template-columns:1fr}.eva-monitor{min-height:74px;font-size:22px}.cpu-chip{width:100px;height:76px}}

/* Version 1.7: Kabel, Monitor und CPU */
.test-shortcut{display:inline-flex;margin:0 0 14px;font-size:13px;color:var(--blue);background:#e9f3fd;border:1px solid #bcd6eb;border-radius:9px;padding:8px 12px;font-weight:700;text-decoration:none}
.eva-monitor-stage{margin-bottom:35px}
.eva-monitor-frame{padding:8px 12px;background:#304b60}
.eva-monitor{min-height:118px;white-space:pre-line;line-height:1.4;text-align:left;justify-items:start;align-content:center;padding-left:34px;font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;font-size:clamp(18px,2.6vw,29px)}
.eva-monitor-stand{height:12px}
.eva-wired-area{position:relative;padding-top:16px}
.eva-flow-grid{position:relative;z-index:2}
.eva-cables{position:absolute;z-index:1;top:-50px;left:0;width:100%;height:95px;pointer-events:none}
.eva-cables svg{width:100%;height:100%;overflow:visible}
.eva-cables path{fill:none;stroke:#517993;stroke-width:5;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 2px 1px #c8d7e3)}
.eva-panel{min-height:350px}
.processing-panel{display:flex;align-items:center;flex-direction:column;justify-content:center;gap:18px}
.processing-panel h3{align-self:stretch;text-align:left;margin:0}
.processing-panel .small{min-height:auto;text-align:center}
.cpu-chip{width:145px;height:145px;margin:18px auto;flex-shrink:0;font-size:21px;border-radius:15px;position:relative;border:6px solid #6c8eaa;box-shadow:0 0 0 6px #d8e8f4,0 10px 22px #263f5a23}
.cpu-bits{position:absolute;bottom:20px;left:0;right:0;text-align:center;font-size:12px;color:#a8c8e2;letter-spacing:.18em;opacity:0}
.cpu-chip.working{animation:cpu-pulse .32s ease-in-out infinite alternate;background:#276da6;box-shadow:0 0 0 9px #badbf6,0 0 25px #75bbfc}
.cpu-chip.working .cpu-bits{opacity:1;animation:binary-blink .22s steps(2,end) infinite}
@media(max-width:800px){.eva-wired-area{padding-top:10px}.eva-cables{display:none}.eva-panel{min-height:auto}.processing-panel{min-height:240px}.eva-monitor{min-height:110px;padding-left:18px}}

/* Version 1.8 – EVA: Aufgabenblatt, schmaler Monitor, Datenfluss */
.eva-display-row{display:grid;grid-template-columns: minmax(170px, .43fr) minmax(0,1fr);gap:24px;align-items:center;max-width:900px;margin:0 auto 3px}
.eva-task-sheet{background:#fffdf5;border:1px solid #ded6bb;border-radius:5px;box-shadow:3px 5px 0 #eee6cd;min-height:155px;padding:17px 15px;transform:rotate(-2deg);color:#33475a}
.eva-task-sheet strong{font-size:14px}.eva-task-sheet p{color:#697b8d;font-size:12px;margin:9px 0 15px}.eva-task-number{font-size:27px;font-weight:750;white-space:nowrap;text-align:center}
.eva-monitor-stage{width:100%;max-width:620px;margin:0 auto 13px}.eva-monitor-stage h3{font-size:14px}
.eva-monitor-frame{padding:8px;background:#2e495d;border-radius:12px}.eva-monitor{min-height:138px;border-width:7px;padding:16px 20px;font-size:clamp(18px,2.35vw,27px);line-height:1.5;white-space:pre-line;display:block;text-align:left}
.monitor-content{white-space:pre-line}.monitor-cursor{display:inline-block;width:11px;height:1.1em;margin-left:2px;vertical-align:-.18em;background:#cbeeff;animation:eva-cursor .65s steps(1) infinite}
@keyframes eva-cursor{50%{opacity:0}}
.eva-wiring{height:55px;position:relative;margin:0 3% -3px;pointer-events:none}
.eva-wiring svg{width:100%;height:100%;overflow:visible}
.eva-wiring path{fill:none;stroke:#6386a0;stroke-width:5;stroke-linejoin:round;stroke-linecap:round}
.eva-wiring .flow-green,.eva-wiring .flow-orange{stroke-width:9;stroke-dasharray:28 45;opacity:0}
.eva-wiring.signal-input .flow-green{stroke:#1ba85b;opacity:1;animation:eva-forward .36s linear infinite}
.eva-wiring.signal-output .flow-orange{stroke:#f5961d;opacity:1;animation:eva-backward .36s linear infinite}
@keyframes eva-forward{to{stroke-dashoffset:-73}}@keyframes eva-backward{to{stroke-dashoffset:73}}
.eva-flow-grid{grid-template-columns:1.15fr .85fr;gap:16px}.eva-input-panel{align-self:stretch}.processing-panel{display:flex;align-items:center;flex-direction:column;justify-content:center;gap:19px}.processing-panel h3{align-self:flex-start}
.cpu-chip{width:140px;height:140px;font-size:23px;transition:background .2s,box-shadow .2s;}
.cpu-chip.working.cpu-green{background:linear-gradient(145deg,#2bbd70,#126a48);box-shadow:0 0 25px #2bbd7070;animation:cpu-pulse .5s ease-in-out infinite}
.cpu-chip.working.cpu-orange{background:linear-gradient(145deg,#ffaf37,#dd7209);box-shadow:0 0 25px #ff9d3888;animation:cpu-pulse .4s ease-in-out infinite}
.cpu-bits{display:none}.cpu-chip.working .cpu-bits{display:block}
@media(max-width:680px){.eva-display-row{grid-template-columns:1fr;gap:14px}.eva-task-sheet{max-width:270px;margin:0 auto;min-height:110px}.eva-monitor-stage{max-width:100%}.eva-wiring{display:none}.eva-flow-grid{grid-template-columns:1fr}.processing-panel{min-height:230px}}

/* Version 1.9: dauerhaftes Terminal, echte Kabelanker, größere Bezeichnungen */
.eva-scene{position:relative;isolation:isolate}
.eva-scene .eva-display-row,.eva-scene .eva-flow-grid{position:relative;z-index:2}
.eva-scene .eva-display-row{margin-bottom:58px}
.eva-scene .eva-wiring{position:absolute;inset:0;width:100%;height:100%;margin:0;z-index:3;pointer-events:none;display:block}
.eva-scene .eva-wiring svg{width:100%;height:100%;overflow:visible;display:block}
.eva-scene .eva-wiring path{fill:none;stroke:#6588a5;stroke-width:5;stroke-linecap:round;stroke-linejoin:round}
.eva-scene .eva-wiring .flow-green,.eva-scene .eva-wiring .flow-orange{stroke-width:9;stroke-dasharray:24 35;opacity:0}
.eva-scene .eva-wiring.signal-input .flow-green{stroke:#16a34a;opacity:1;animation:eva-forward .4s linear infinite}
.eva-scene .eva-wiring.signal-output .flow-orange{stroke:#ed8b1b;opacity:1;animation:eva-backward .4s linear infinite}
.eva-monitor-stage h3,.eva-input-panel h3,.processing-panel h3{font-size:19px!important;font-weight:800;line-height:1.35}
.eva-monitor{min-height:155px;white-space:pre-wrap!important;line-height:1.55;align-content:start}
.monitor-content{white-space:pre-wrap!important}
.eva-monitor-stand{width:110px!important;height:17px!important;margin:0 auto!important;border-radius:0 0 9px 9px!important;background:#52738d!important;position:relative!important;transform:none!important}
.eva-monitor-stand::after{top:17px!important;left:50%!important;transform:translateX(-50%)!important;width:180px!important;height:9px!important;background:#52738d!important;border-radius:8px!important}
@media(max-width:680px){.eva-scene .eva-wiring{display:none}.eva-scene .eva-display-row{margin-bottom:14px}}

/* Version 2.0: cables behind screen housing, orange movement CPU to monitor */
.eva-scene .eva-wiring{z-index:1!important}
.eva-scene .eva-display-row,.eva-scene .eva-flow-grid{z-index:2}
.eva-scene .eva-wiring.signal-output .flow-orange{animation:eva-forward .4s linear infinite!important}
.eva-monitor-stand,.eva-monitor-stand::after{z-index:4}

/* Version 2.1: Deutliche Operatoren und eine eigene Rechenaufgabe */
.calc-key.calc-operator{font-size:25px;font-weight:900;color:#124d80;background:#e9f3fc;border:2px solid #77a9d4;line-height:1.1;min-height:51px}
.calc-key.calc-operator:hover{background:#d6eaf9}
.calc-key.calc-enter{grid-column:1/-1;font-size:18px}
.eva-task-sheet .eva-task-number{overflow-wrap:anywhere}


/* Version 2.2 – glatte CPU, kompakte Operatoren */
.cpu-chip{background-image:none!important}
.cpu-chip::before,.cpu-chip::after{content:none!important;display:none!important}
.calculator-operators{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-top:6px}
.calculator-operators .calc-operator{min-height:38px;font-size:22px;padding:4px 0;line-height:1;border-width:1px}
.eva-input-panel>.calc-enter{display:block;width:100%;min-height:46px;margin-top:6px;font-size:17px}

/* Version 2.3 – Aufgabenblatt und ruhende CPU korrigiert */
.eva-task-sheet {min-width:0;overflow:hidden;}
.eva-task-sheet .eva-task-number {
  white-space:normal;
  overflow-wrap:normal;
  word-break:normal;
  hyphens:auto;
  max-width:100%;
  font-size:clamp(17px,2vw,24px);
  line-height:1.22;
  text-align:center;
}
.cpu-chip {
  background:#294b67!important;
  color:#fff!important;
}
.cpu-chip.working.cpu-green {
  background:#188653!important;
}
.cpu-chip.working.cpu-orange {
  background:#e18a22!important;
}

/* Version 2.5: unbewertete Zuordnungen */
.sort-pending{display:block;width:100%;border:1px solid #b6cfe2;background:#eaf4fd;color:#214b70;border-radius:8px;padding:11px;text-align:left;font:inherit;font-size:14px;font-weight:650;cursor:pointer;margin-bottom:8px}
.sort-pending:hover{background:#d9eaf8}
.sort-pending:focus-visible{outline:3px solid #74a5cb;outline-offset:2px}


/* Version 2.6 – Calliope-Bauteile als Drag-and-Drop-Station */
.calliope-map-layout{display:grid;grid-template-columns:245px 1fr;gap:20px;align-items:start}
.calliope-figure-wrap{border:1px solid var(--line);border-radius:12px;background:#f8fbfe;padding:16px}
.calliope-map-title{margin:0 0 14px;font-size:16px;color:var(--blue)}
.calliope-map-board{position:relative;min-height:520px;background:#fdfefe;border:1px solid #d9e6ef;border-radius:14px;overflow:hidden}
.calliope-shape{position:absolute;left:50%;top:50%;transform:translate(-50%,-52%);width:420px;height:360px;background:#0d7a8e;clip-path:polygon(20% 0,80% 0,100% 22%,100% 78%,80% 100%,20% 100%,0 78%,0 22%);box-shadow:inset 0 0 0 6px #0b6677}
.calliope-shape::before,.calliope-shape::after{content:'';position:absolute;width:48px;height:48px;border-radius:50%;background:#ffd14b;border:8px solid #f5fafc}
.calliope-shape::before{left:-8px;top:-8px;box-shadow:330px 0 0 #ffd14b,0 312px 0 #ffd14b,330px 312px 0 #ffd14b}
.deco-leds{position:absolute;left:50%;top:88px;transform:translateX(-50%);width:108px;height:108px;background-image:radial-gradient(#f3fbff 24%, transparent 25%);background-size:22px 22px;background-position:0 0}
.deco-btn{position:absolute;width:44px;height:44px;border-radius:50%;background:#fff;border:6px solid #d14a4a;color:#1a415c;font-weight:800;display:grid;place-items:center}
.deco-btn-a{left:74px;top:110px}.deco-btn-b{right:74px;top:110px}
.deco-speaker{position:absolute;left:50%;top:24px;transform:translateX(-50%);width:56px;height:26px;border-radius:0 0 14px 14px;background:#f1f7fb}
.deco-rgb{position:absolute;right:132px;bottom:98px;width:22px;height:22px;border-radius:50%;background:radial-gradient(circle at 30% 30%, #fff, #ff6a6a 45%, #196a9c 100%)}
.deco-processor{position:absolute;left:122px;bottom:102px;width:56px;height:56px;background:#1f3344;transform:rotate(15deg);border-radius:8px}
.deco-pins{position:absolute;left:50%;bottom:44px;transform:translateX(-50%);width:180px;height:42px;background-image:radial-gradient(circle,#ffd14b 28%, #875d00 29%, transparent 33%);background-size:26px 20px;background-position:0 0}
.map-zone{position:absolute;border:2px dashed #8fb1cb;background:rgba(255,255,255,.92);border-radius:12px;padding:10px;display:flex;flex-direction:column;justify-content:flex-start;gap:8px;cursor:pointer;min-height:74px}
.map-zone.hover{background:#ecf6fd;border-color:var(--blue)}
.zone-caption{font-size:12px;color:#5a7286;font-weight:700}
.zone-speaker{left:164px;top:6px;width:116px}
.zone-sensor{left:18px;top:112px;width:124px}
.zone-buttons{right:18px;top:112px;width:148px}
.zone-processor{left:62px;bottom:88px;width:126px}
.zone-rgb{right:72px;bottom:88px;width:120px}
.zone-pin{left:126px;bottom:8px;width:170px}
.map-answer{margin:0}
.map-pending{margin:0;font-size:13px;padding:8px}
@media(max-width:900px){.calliope-map-layout{grid-template-columns:1fr}.calliope-map-board{min-height:560px}}
@media(max-width:680px){.calliope-shape{width:310px;height:270px}.deco-btn-a{left:47px;top:78px}.deco-btn-b{right:47px;top:78px}.deco-leds{top:62px;width:88px;height:88px;background-size:18px 18px}.deco-processor{left:85px;bottom:74px}.deco-rgb{right:94px;bottom:76px}.deco-pins{width:145px;bottom:28px}.zone-speaker{left:112px;top:4px;width:102px}.zone-sensor{left:8px;top:93px;width:108px}.zone-buttons{right:8px;top:93px;width:120px}.zone-processor{left:28px;bottom:70px;width:118px}.zone-rgb{right:28px;bottom:70px;width:108px}.zone-pin{left:79px;bottom:4px;width:150px}}

/* Version 2.7: direkte Testzugänge */
.test-links{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.test-links .test-shortcut{margin:0}.test-links .current-test{border-color:var(--blue);background:#d6e9f9}

/* Version 2.8: Wikimedia-Abbildung statt stilisierter Platine, nummerierte Zielpunkte */
.calliope-map-board{min-height:660px;overflow:visible;background:#f4f8fc;position:relative}
.calliope-photo{position:absolute;inset:70px 15% 95px 15%;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none}
.calliope-photo img{width:100%;height:100%;max-height:450px;object-fit:contain}
.calliope-photo-caption{position:absolute;bottom:-38px;font-size:11px;color:#61788c;text-align:center;width:100%}
.calliope-map-board .map-zone-pin{z-index:2;position:absolute;transform:translate(-5%,0);width:116px;min-height:48px;max-height:124px;overflow:auto;padding:6px;background:#fff;border:2px dashed #80a9c7;box-shadow:0 2px 5px #26415b15;gap:3px}
.calliope-map-board .zone-caption{font-size:16px;color:#205989;line-height:1.1}
.calliope-map-board .map-answer p{font-size:11px}
.calliope-map-board .map-answer{padding:6px}
.calliope-map-board .map-pending{padding:6px;font-size:12px}
@media(max-width:680px){.calliope-map-board{min-height:700px}.calliope-photo{inset:120px 6% 145px 6%}.calliope-map-board .map-zone-pin{width:90px;min-height:43px}.calliope-photo-caption{bottom:-50px}}


/* Version 2.9 – Calliope-Bauteile in drei übersichtlichen Abbildungen */
.calliope-map-layout{display:grid;grid-template-columns:255px 1fr;gap:20px;align-items:start}
.calliope-figure-wrap{display:flex;flex-direction:column;gap:18px}
.calliope-panel{border:1px solid var(--line);border-radius:12px;background:#f8fbfe;padding:14px}
.calliope-panel-title{margin:0 0 10px;font-size:16px;color:var(--blue)}
.calliope-map-board.multi-board{position:relative;min-height:390px;background:#f4f8fc;border:1px solid #d9e6ef;border-radius:14px;overflow:visible}
.calliope-map-board.multi-board .calliope-photo{position:absolute;inset:38px 17% 38px 17%;display:flex;align-items:center;justify-content:center;pointer-events:none}
.calliope-map-board.multi-board .calliope-photo img{width:100%;height:100%;object-fit:contain}
.calliope-map-board.multi-board .calliope-photo-caption{position:absolute;left:0;right:0;bottom:-24px;text-align:center;font-size:11px;color:#61788c}
.calliope-arrows{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.calliope-arrow-line{stroke:#d34d4d;stroke-width:0.8;fill:none}
.map-zone-arrow{z-index:2;position:absolute;transform:translate(-5%,0);width:132px;min-height:54px;max-height:132px;overflow:auto;padding:6px;background:#fff;border:2px dashed #80a9c7;box-shadow:0 2px 5px #26415b15;gap:3px}
.map-zone-arrow .zone-caption{font-size:16px;color:#205989;line-height:1.1}
.map-zone-arrow .map-answer p{font-size:11px}
.map-zone-arrow .map-answer{padding:6px}
.map-zone-arrow .map-pending{padding:6px;font-size:12px}
@media(max-width:980px){.calliope-map-layout{grid-template-columns:1fr}.calliope-map-board.multi-board .calliope-photo{inset:54px 10% 56px 10%}}
@media(max-width:680px){.calliope-map-board.multi-board{min-height:430px}.map-zone-arrow{width:108px;font-size:12px}.calliope-map-board.multi-board .calliope-photo{inset:84px 5% 70px 5%}}


/* Version 3.0 – klarere Pfeile und feste, nicht kreuzende Nummernfelder */
.calliope-map-board.multi-board{min-height:360px;background:#f4f8fc;border:1px solid #d9e6ef;border-radius:14px;overflow:hidden}
.calliope-map-board.multi-board .calliope-photo{position:absolute;inset:30px 22% 28px 22%;display:flex;align-items:center;justify-content:center;pointer-events:none}
.calliope-map-board.multi-board .calliope-photo img{width:100%;height:100%;object-fit:contain}
.calliope-arrows{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.calliope-arrow-line{stroke:#d34d4d;stroke-width:0.95;fill:none;stroke-linecap:round;stroke-linejoin:round}
.map-zone-arrow{z-index:2;position:absolute;transform:none;width:120px;min-height:50px;max-height:120px;overflow:auto;padding:6px;background:#fff;border:2px dashed #80a9c7;border-radius:12px;box-shadow:0 2px 5px #26415b15;gap:3px}
.map-zone-arrow .zone-caption{font-size:18px;color:#205989;font-weight:800;line-height:1}
.map-zone-arrow .map-answer p{font-size:11px}
.map-zone-arrow .map-answer{padding:6px}
.map-zone-arrow .map-pending{padding:6px;font-size:12px}
@media(max-width:980px){.calliope-map-layout{grid-template-columns:1fr}.calliope-map-board.multi-board .calliope-photo{inset:40px 16% 34px 16%}}
@media(max-width:680px){.calliope-map-board.multi-board{min-height:390px}.calliope-map-board.multi-board .calliope-photo{inset:74px 8% 60px 8%}.map-zone-arrow{width:98px;min-height:44px}.map-zone-arrow .zone-caption{font-size:16px}}


/* Version 3.1 – nummerierte Calliope-Abbildung statt Pfeildiagramm */
.numbered-layout{display:grid;grid-template-columns:255px 1fr;gap:20px;align-items:start}
.numbered-image-wrap{border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px;margin:0 0 16px}
.numbered-calliope-image{display:block;width:100%;height:auto;border-radius:10px}
.numbered-slots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.number-slot{border:2px dashed #8fb1cb;background:#fff;border-radius:12px;padding:10px;min-height:86px;cursor:pointer;display:flex;flex-direction:column;gap:8px}
.number-slot.hover{background:#ecf6fd;border-color:var(--blue)}
.number-head{font-weight:800;color:var(--blue);font-size:15px}
.number-slot .map-answer,.number-slot .map-pending{margin:0}
@media(max-width:980px){.numbered-layout{grid-template-columns:1fr}}
@media(max-width:700px){.numbered-slots{grid-template-columns:1fr}}

.section-hint{margin-top:12px;padding:12px 14px;border-radius:10px;background:#eef5fb;color:#35526a;font-size:14px;border:1px solid #d4e3ef}

/* Version 3.4: abgeschlossene Bauteil-Abbildung bleibt sichtbar */
.calliope-review{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:20px}
.calliope-review h3{color:var(--blue);font-size:17px;margin:0 0 12px}
.solved-slot{cursor:default;background:#f8fcf9;border:1px solid #b9dcca}
.actions{flex-wrap:wrap}

/* Version 3.5 – Bildwechsel als kompakter Carousel */
.calliope-carousel-nav{display:flex;align-items:center;justify-content:center;gap:20px;margin:4px 0 13px}
.carousel-arrow{border:1px solid #a7c6de;background:#eaf3fb;color:#245f94;border-radius:50%;width:44px;height:44px;font-size:25px;cursor:pointer;display:grid;place-items:center}
.carousel-arrow:hover:not(:disabled){background:#d4e9f8}
.carousel-arrow:disabled{opacity:.3;cursor:not-allowed}
.carousel-count{color:#245f94;font-weight:800;font-size:15px}
.carousel-fade{animation:calliope-fade-in .36s ease-out both}
@keyframes calliope-fade-in{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){.carousel-fade{animation:none}}

/* Version 3.7: interaktive EVA-Simulation am Calliope */
.mini-explanation{padding:16px 18px;background:#eef5fb;border-radius:12px;margin:10px 0 15px}.mini-explanation h3{margin:0 0 8px;color:var(--blue)}.mini-explanation p{margin:0;line-height:1.6}.mini-instruction{color:#365673}
.mini-scene{display:flex;flex-direction:column;align-items:center;border:1px solid var(--line);border-radius:13px;background:#f8fbfd;padding:18px}
.mini-board{position:relative;width:min(100%,500px);aspect-ratio:1.08;overflow:hidden}
.mini-board-img{width:100%;height:100%;object-fit:contain;display:block}
.mini-signals{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.mini-path{fill:none;stroke-width:2;stroke-linecap:round;stroke-dasharray:3 5;opacity:0}
.mini-in{stroke:#24c86a}.mini-out{stroke:#f7a22c}
.mini-board.mini-signal-a .mini-a,.mini-board.mini-signal-b .mini-b,.mini-board.mini-output .mini-out{opacity:1;animation:mini-flow .5s linear infinite}
@keyframes mini-flow{to{stroke-dashoffset:-16}}
.mini-cpu{position:absolute;left:36%;top:62%;width:13%;height:11%;background:#294b67;border:3px solid #98b8d4;border-radius:8px;display:grid;place-items:center;color:white;font-weight:800;font-size:13px;box-shadow:0 0 0 3px #ffffffaa}
.mini-processing .mini-cpu{background:#188653;animation:mini-pulse .45s infinite alternate}
@keyframes mini-pulse{to{box-shadow:0 0 0 9px #45cc8960,0 0 20px #1ba96c}}
.mini-leds{position:absolute;top:26%;left:42%;width:18%;height:22%;display:grid;grid-template-columns:repeat(5,1fr);grid-template-rows:repeat(5,1fr);gap:4px;pointer-events:none}
.mini-led{border-radius:3px;background:#b8d2dd;opacity:.35}.mini-led.lit{background:#fa5252;opacity:1;box-shadow:0 0 8px #fa5252}
.mini-touch{position:absolute;top:38%;width:25%;height:17%;border:2px solid #186b9d;border-radius:22px;background:#e4f4ffdd;color:#124d78;font-weight:800;cursor:pointer}
.mini-touch-a{left:13%}.mini-touch-b{right:12%}.mini-touch:hover:not(:disabled){background:#d3efff}
.mini-controls{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:14px}
.mini-controls button:disabled,.mini-touch:disabled{cursor:default;opacity:.7}
.mini-source{font-size:12px;color:var(--muted);margin:12px 0 2px}.mini-live{background:var(--blue-light);border-radius:10px;padding:14px;margin-top:14px;color:#23547c;font-weight:600}
.mini-memo{padding:18px;background:#f2faf5;border:1px solid #bedfc8;border-radius:12px;margin-top:17px}
.mini-memo[hidden]{display:none}.mini-memo h3{margin:0 0 14px;color:#246248}.mini-memo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.mini-memo-card{background:#fff;border:1px solid #c9dfd1;border-radius:8px;padding:12px}.mini-memo-card strong{color:#246248}.mini-memo-card p{margin:7px 0 0;font-size:13px}
@media(max-width:700px){.mini-memo-grid{grid-template-columns:1fr}.mini-board{width:100%}.mini-leds{gap:2px}.mini-touch{font-size:12px}.mini-cpu{font-size:10px}}

/* Version 3.8: gut lesbare Einführung und unauffällige Platinen-Bedienung */
.mini-typewriter{white-space:normal;min-height:110px}
.mini-start{margin:2px 0 18px}
.mini-start[hidden]{display:none}
.mini-touch{width:11%;height:11%;top:38%;padding:0;border:0;border-radius:50%;background:transparent;color:transparent;font-size:0;opacity:0;box-shadow:none}
.mini-touch-a{left:22%}.mini-touch-b{right:22%}
.mini-touch:hover:not(:disabled),.mini-touch:focus-visible{background:rgba(128,220,250,.14);opacity:1;outline:2px solid #59a7d7}
.mini-reset{position:absolute;left:56.4%;top:17.6%;width:5%;height:7%;border:0;border-radius:50%;background:transparent;opacity:0;cursor:pointer}
.mini-reset:hover,.mini-reset:focus-visible{opacity:1;background:rgba(255,170,50,.28);outline:2px solid #e59a32}
.mini-cpu{left:32%;top:65%;width:12%;height:12%;border:2px solid #a5c0d4;border-radius:6px;box-shadow:none}
.mini-controls .mini-reset-action{border:1px solid #ccdae5}
@media(max-width:700px){.mini-typewriter{min-height:170px}}


/* Version 3.9 – Hotspots und Reset korrigiert */
.mini-touch{width:8.8%;height:8.8%;top:39.2%}
.mini-touch-a{left:17.6%}
.mini-touch-b{right:17.2%}
.mini-reset{left:54.9%;top:8.4%;width:4.8%;height:6.8%}
.mini-cpu{left:31.6%;top:64.0%;width:12.8%;height:12.4%}


/* Version 4.0 – Feinkorrektur Hotspots und Mini-Zuordnung */
.mini-touch-a{left:14.8%}
.mini-touch-b{right:13.6%}
.mini-reset{left:54.8%;top:10.8%;width:4.8%;height:6.8%}
.mini-cpu{left:30.8%;top:58.8%;width:12.8%;height:12.4%}
.mini-practice{margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:13px;background:#f8fbfd}
.mini-practice h3{margin:0 0 6px;color:var(--blue)}
.mini-practice-bank{margin:10px 0 14px}
.mini-practice-slots{display:grid;grid-template-columns:1fr;gap:12px}
.mini-practice-slot{border:2px dashed #aec6d9;border-radius:12px;background:#fbfdff;padding:14px;min-height:96px;transition:background .15s,border .15s;cursor:pointer}
.mini-practice-slot.hover{background:#eaf4fc;border-color:var(--blue)}
.mini-practice-slot strong{display:block;color:var(--blue);margin-bottom:10px}
.mini-slot-empty{color:var(--muted);font-size:13px}
.mini-practice-actions{justify-content:flex-start;margin-top:14px}
@media(max-width:700px){.mini-practice{padding:14px}}


/* Version 4.1 – Einleitungsbild und sofort sichtbarer Mini-Test */
.mini-explanation-layout{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:start}
.mini-explanation-figure{display:flex;justify-content:center;align-items:flex-start}
.mini-explanation-figure img{width:120px;height:auto;display:block}
.mini-explanation-text{min-width:0}
.mini-reset{top:11.8%}
@media(max-width:700px){.mini-explanation-layout{grid-template-columns:1fr}.mini-explanation-figure{justify-content:flex-start}.mini-explanation-figure img{width:110px}}

/* Version 4.2 – Wissenstest mit fünf Fragen */
.choice-questions{display:grid;gap:14px}
.choice-card{padding:17px;border:1px solid var(--line);border-radius:12px;background:#f8fbfe}
.choice-card h3{font-size:16px;margin:0 0 12px;color:var(--blue)}
.choice-options{display:grid;gap:8px}
.choice-option{padding:12px 14px;text-align:left;border:1px solid #b3cddd;border-radius:9px;background:#fff;color:var(--dark);font:inherit;cursor:pointer}
.choice-option.selected{background:#dcedfd;border:2px solid var(--blue);padding:11px 13px}
.choice-option.choice-correct{background:#e9f8ee;border-color:#7bbd90;color:#205b39;font-weight:700}
.choice-option:disabled{cursor:default}
.choice-explanation{font-size:13px;color:#32604b;margin:10px 0 0}
/* Die sieben Lernschritte bleiben auch auf kleineren Bildschirmen erreichbar. */
.steps{flex-wrap:wrap;row-gap:7px}
.step-connector{flex:0 0 15px}

/* Version 4.4 – Auswertung gut sichtbar unter der linken Begriffsauswahl */
.calliope-bank-actions{margin-top:18px;border-top:1px solid #d5e3ed;padding-top:14px;display:flex;flex-direction:column;gap:9px}
.calliope-check{width:100%;font-size:16px;min-height:46px}
.calliope-bank-hint{margin:0!important;line-height:1.45;color:#466780}


/* Version 4.5 – Wissenstest einzeln mit Detailbild */
.choice-single{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:22px;align-items:start}
.choice-figure{margin:0;border:1px solid var(--line);border-radius:16px;padding:14px;background:#f8fbfd}
.choice-figure img{display:block;width:100%;height:auto;border-radius:10px;background:#eef5fb}
.choice-figure figcaption{margin-top:8px;font-size:13px;color:var(--muted)}
.choice-card.single{margin:0}
.choice-counter{display:inline-block;padding:6px 10px;border-radius:999px;background:#eaf4fc;color:var(--blue);font-weight:700;font-size:14px;margin-bottom:10px}
.choice-dots{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 16px}
.choice-dot{min-width:36px;height:36px;border-radius:999px;border:1px solid #b8cbda;background:#fff;color:var(--blue);font-weight:700;cursor:pointer}
.choice-dot.active{background:var(--blue);color:#fff;border-color:var(--blue)}
.choice-dot.done{box-shadow:inset 0 0 0 2px #6eb08c}
.choice-nav{display:flex;justify-content:space-between;gap:12px;margin-top:16px}
@media(max-width:820px){.choice-single{grid-template-columns:1fr}.choice-nav{flex-wrap:wrap}}