:root{font-family:system-ui,'Segoe UI',sans-serif;color:#172d3d;background:#f2f5f6;font-size:18px;line-height:1.6;--accent:#075b71}*{box-sizing:border-box}body{margin:0}a{color:#075b71;text-underline-offset:.2em}a:hover{text-decoration-thickness:3px}header,main,footer{max-width:1040px;margin:auto;padding:1.4rem 2rem}header{padding-top:2.5rem}h1{font-size:clamp(2rem,4vw,3.2rem);line-height:1.12;letter-spacing:-.025em}h2{line-height:1.25;margin-top:0}h3{line-height:1.4}p{max-width:78ch}.eyebrow{color:#415968;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}.goal{font-size:1.2rem;border-left:5px solid #b47813;padding-left:1rem}.panel,article.task{background:white;border:1px solid #d2dce0;border-radius:8px;padding:1.4rem;margin:1.2rem 0}.task h3{margin-top:0}.muted{color:#485e6a;font-size:.9rem}.toolbar{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin:1rem 0}button,.button{font:inherit;cursor:pointer;border:2px solid var(--accent);border-radius:5px;padding:.45rem .8rem;background:white;color:var(--accent);text-decoration:none;min-height:44px}button:hover,.button:hover{background:#e3f1f3}button.primary{background:var(--accent);color:white}button:disabled{opacity:.5;cursor:default}:focus-visible{outline:4px solid #a84a00;outline-offset:3px}textarea,input,select{font:inherit;max-width:100%;border:1px solid #687d88;border-radius:4px;padding:.6rem}textarea{display:block;width:100%;min-height:130px;resize:vertical;background:#fbfcfd;margin:.5rem 0}textarea.short{min-height:75px}label{display:block}summary{cursor:pointer;padding:.55rem 0;font-weight:600}details{border-top:1px solid #d2dce0;padding:.4rem 0}.tablewrap{overflow-x:auto}table{border-collapse:collapse;width:100%;margin:1rem 0}th,td{padding:.5rem;border:1px solid #becbd1;text-align:left;vertical-align:top}th{background:#e7eff1}.code{background:#eef4f5;padding:1rem;white-space:pre-wrap;line-height:1.7;font-family:ui-monospace,Consolas,monospace}.cards{padding-left:1.6rem}.cards li{background:#edf3f5;margin:.6rem 0;padding:.6rem}.cards button{margin-left:.5rem}.live{min-height:2rem;font-weight:600}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}.grid a{display:block;background:white;border-bottom:3px solid var(--accent);padding:1.4rem;text-decoration:none}.grid strong{display:block}.print-answer{display:none}.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;background:white;padding:1rem}.diagram{width:100%;height:auto}footer{border-top:1px solid #c4d2d8;margin-top:2rem;font-size:.85rem}.warning{border-left:5px solid #a84a00;padding-left:1rem}progress{width:100%;accent-color:#075b71}.slide{min-height:75vh;padding:2rem 0;font-size:1.45rem;border-bottom:2px solid #b7cad3}.slide h2{font-size:2.1rem}.decknav{position:sticky;top:0;background:#f2f5f6;padding:.5rem;z-index:2}.deck-active .slide[hidden]{display:none}.chapter{break-before:page}.worksheet-link{font-size:1rem}.paper-lines{height:6rem;border-bottom:1px solid #aab7bd;background:repeating-linear-gradient(white,white 1.8rem,#d8dfe2 1.8rem,#d8dfe2 1.85rem)}
@media(max-width:600px){header,main,footer{padding:1rem}.panel,article.task{padding:1rem}h1{font-size:2.1rem}.toolbar>*{max-width:100%}.slide{font-size:1.2rem}.slide h2{font-size:1.7rem}}
.print-only{display:none}
.papier-linien{display:none}
dialog{max-width:min(90vw,650px);border:2px solid #075b71;border-radius:8px;padding:1.5rem;color:#172d3d}dialog button{margin:.4rem}dialog::backdrop{background:#172d3d88}
@media print{.print-only{display:block}.print-answer{overflow-wrap:anywhere}.cards{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media print{@page{size:A4;margin:17mm}body{background:white;font-size:11pt;color:black}header,main,footer{max-width:none;padding:0}.no-print,.toolbar,button,input[type=file],.decknav,.skip{display:none!important}.panel,article.task{border:0;border-radius:0;padding:0;margin:1rem 0;break-inside:avoid}textarea{display:none}.print-answer{display:block;white-space:pre-wrap;min-height:4rem;border-bottom:1px solid #777}details{display:block}details>*{display:block}h1{font-size:24pt}h2{font-size:18pt}h3{font-size:13pt}.slide,.deck-active .slide[hidden]{display:block!important;min-height:0;break-after:page;border:0;padding:0;font-size:18pt}.slide h2{font-size:28pt}.chapter{break-before:page}a{color:black}footer{font-size:9pt}table{font-size:10pt}.grid{display:block}.grid a{padding:.3rem}.paper-lines{height:5rem}.diagram{max-height:18cm}.code{font-size:10pt}}
/* Illustrationen im Setting: volle Spaltenbreite, Bildunterschrift gedaempft. */
figure{margin:1.2rem 0}
figure img{display:block;width:100%;height:auto;border-radius:6px}
figcaption{color:#485e6a;font-size:.9rem;margin-top:.5rem;max-width:78ch}
@media print{figure{break-inside:avoid}figure img{width:auto;max-width:100%;max-height:9cm;border-radius:0}figcaption{font-size:9pt}}


/* Beameransicht: gemeinsamer Versuch als drei gut lesbare Etappen. */
.mission-setup{background:#e3f0ef;border-left:5px solid #1f6f78;padding:.7rem 1rem;border-radius:5px;font-size:1.15rem}
.mission-deck{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;padding:0;margin:1.5rem 0}
.mission-deck li{background:white;border:2px solid #a9c8ca;border-radius:12px;padding:1rem;font-size:1.05rem;display:flex;gap:.7rem;align-items:center}
.mission-deck strong{display:grid;place-items:center;flex:none;width:2.2rem;height:2.2rem;background:#1f6f78;color:white;border-radius:50%}
.mission-ende{font-size:1.05rem;color:#24523f}

/* ======================================================================== */
/* Schülerarbeitsblätter und Reihenübersicht – Gestaltung „Werkbank“        */
/* projekt-doku/uv1-feinschliff/konzept-final.md                            */
/* ======================================================================== */
@font-face{font-family:"Atkinson Hyperlegible Next";src:url("schriften/atkinson-hyperlegible-next-latin-400-normal.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible Next";src:url("schriften/atkinson-hyperlegible-next-latin-700-normal.woff2") format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Bricolage Grotesque";src:url("schriften/bricolage-grotesque-latin-800-normal.woff2") format("woff2");font-weight:800;font-display:swap}

.worksheet,.reihe{
 --papier:#fffaf1;--karte:#ffffff;--karton:#f5eddf;--linie:#ded3c0;--tinte:#1f3a44;--leise:#4f6168;
 --ocker:#85560f;--ocker-hell:#f8ebd5;--petrol:#1f6f78;--petrol-hell:#e3f0ef;--blau:#2c4a6b;--blau-hell:#e6edf4;
 --kupfer:#a24a26;--kupfer-hell:#f7e5dc;--moos:#51702f;--moos-hell:#e9f0de;--tief:#24523f;--tief-hell:#e2eee7;
 --schatten:0 1px 2px rgba(31,58,68,.08),0 8px 24px rgba(31,58,68,.08);--rund:16px;
 background:var(--papier);color:var(--tinte);
 font:19px/1.55 "Atkinson Hyperlegible Next","Segoe UI",system-ui,sans-serif;
}
.worksheet [hidden]{display:none!important}
.worksheet h1,.worksheet h2,.worksheet h3,.reihe h1,.reihe h2{font-family:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;font-weight:800;letter-spacing:-.01em}
.sym{width:1.15em;height:1.15em;flex:none;vertical-align:-.2em}
.worksheet a{color:var(--petrol)}
.worksheet button,.worksheet .button{border-radius:12px;font-size:17px;border-color:var(--petrol);color:var(--petrol);min-height:44px}
.worksheet button:hover{background:var(--petrol-hell)}
.worksheet .primary{background:var(--petrol);border-color:var(--petrol);color:#fff}
.worksheet .primary:hover{background:#185b63}
.worksheet :focus-visible{outline:3px solid var(--kupfer);outline-offset:3px}
.worksheet header,.worksheet main,.worksheet footer{max-width:1180px;padding:14px 40px}
.worksheet .muted{font-size:16px;color:var(--leise)}
.worksheet .klein{font-size:15px;color:var(--leise)}
.worksheet p{max-width:76ch}

/* ---------- Kopf, Blockkopf, Stationsleiste ---------- */
.worksheet .lesson-header{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px 18px;font-size:15px;padding-top:16px;padding-bottom:6px}
.blockkopf{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--leise)!important;min-width:0}
.blockkopf img{width:40px;height:40px;border-radius:50%;object-fit:cover;flex:none;box-shadow:0 0 0 2px var(--karte),0 0 0 3px var(--linie)}
.blockkopf span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.blockkopf b{color:var(--tinte)}
.lesson-controls{display:flex;align-items:center;gap:10px}
.lesson-controls label{font-size:14px;font-weight:700}
.lesson-controls select{max-width:280px;font-size:14px;border-radius:10px;border-color:var(--linie)}
.lesson-controls button{font-size:14px;padding:.3rem .7rem}
.stationen{grid-column:1/-1;display:flex;align-items:center;gap:0;min-height:44px}
.stationen:empty{display:none}
.stationen ol{display:flex;align-items:center;list-style:none;margin:0;padding:0;flex:1}
.stationen li{display:flex;align-items:center;flex:1}
.stationen li:not(:last-child)::after{content:"";flex:1;height:2px;background:var(--linie);margin:0 2px}
.stationen li.besucht:not(:last-child)::after{background:var(--petrol)}
.station{position:relative;width:44px;height:44px;min-height:44px;padding:0;border:0!important;background:none!important;display:grid;place-items:center;border-radius:50%!important;flex:none}
.station i{width:16px;height:16px;border-radius:50%;border:2.5px solid #6c7e84;background:var(--papier);display:block;position:relative}
.station.besucht i{border-color:var(--petrol)}
.station.eintrag i::after{content:"";position:absolute;left:2px;right:2px;top:50%;height:2.5px;margin-top:-1.25px;background:var(--petrol)}
.station[aria-current="step"] i{width:22px;height:22px;background:var(--petrol);border-color:var(--petrol);box-shadow:0 0 0 4px var(--petrol-hell)}
.station[aria-current="step"].eintrag i::after{background:#fff}
.stationen-text{margin:0 0 0 12px;font-size:14px;font-weight:700;color:var(--petrol);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.lesson-header>*{min-width:0}
.stationen .balken{display:none}

/* ---------- Ansichten ---------- */
.lesson-screen{padding:12px 0 8px;min-height:520px}
.lesson-screen.einblenden{animation:einblenden .18s ease-out}
@keyframes einblenden{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.lesson-screen h2{font-size:clamp(30px,3.6vw,46px);line-height:1.1;margin:6px 0 20px}
.lesson-screen h2:focus{outline:none}
.marken{display:flex;flex-wrap:wrap;gap:8px;margin:0;max-width:none}
.marken span{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:14px;font-weight:700;line-height:1.3}
.phase{text-transform:uppercase;letter-spacing:.06em}
.phase-einstieg{background:var(--ocker-hell);color:var(--ocker)}
.phase-wissen{background:var(--petrol-hell);color:var(--petrol)}
.phase-auftrag{background:var(--blau-hell);color:var(--blau)}
.phase-weiter,.phase-reserve{background:var(--moos-hell);color:var(--moos)}
.phase-rueckblick,.phase-sichern{background:var(--tief-hell);color:var(--tief)}
.form{border:1.5px solid var(--linie);color:var(--leise);background:var(--karte)}
.form-ausweich{font-weight:400!important}
.form-zusatz{border-style:dashed!important}

/* ---------- Anker allgemein ---------- */
.anker{display:flex;flex-direction:column;gap:14px;min-width:0}
.illustration{margin:0}
.illustration img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:var(--rund);box-shadow:var(--schatten);max-height:none}
.illustration figcaption{font-size:15px;color:var(--leise);margin-top:8px;font-style:italic}
.zeichnung{background:var(--karte);border:1px solid var(--linie);border-radius:var(--rund);padding:14px 16px;box-shadow:var(--schatten)}
.zeichnung .diagram{display:block;width:100%;height:auto}
.referenz{margin:0 0 6px;font-size:14px;font-weight:700;color:var(--kupfer)}

/* ---------- T1 Einstieg ---------- */
.start-raster{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:36px;align-items:center}
.start-text h2{margin-top:10px}
.worksheet .eyebrow{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--leise);margin:0 0 14px}
.notiz{background:var(--karte);border-radius:4px 18px 18px 18px;padding:14px 20px;box-shadow:var(--schatten);position:relative;font-size:20px}
.notiz p{margin:0}
.zielkarte{margin-top:18px;border:2px solid var(--ocker);border-radius:var(--rund);padding:10px 18px;background:var(--ocker-hell)}
.zielkarte-kopf{margin:0;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ocker)}
.worksheet .zielkarte .goal{border:0;padding:0;margin:4px 0 0;font-size:20px;font-weight:700}
.reihenpfad{margin-top:30px}
.reihenpfad-text{font-size:15px;font-weight:700;color:var(--leise);margin:0 0 8px}
.reihenpfad .balken{display:none}
.reihenpfad ol{display:flex;list-style:none;margin:0;padding:0;gap:4px}
.reihenpfad li{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;position:relative;font-size:13px;color:var(--leise)}
.reihenpfad li::before{content:"";position:absolute;top:17px;left:-50%;right:50%;height:3px;background:var(--linie);z-index:0}
.reihenpfad li:first-child::before{display:none}
.reihenpfad li.erledigt::before,.reihenpfad li[aria-current]::before{background:var(--ocker)}
.reihenpfad .nr{position:relative;z-index:1;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--karte);border:2.5px solid var(--linie);font-weight:700;color:var(--leise)}
.reihenpfad li.erledigt .nr{border-color:var(--ocker);color:var(--ocker)}
.reihenpfad li[aria-current] .nr{background:var(--ocker);border-color:var(--ocker);color:#fff;transform:scale(1.15)}
.reihenpfad li[aria-current] .wort{color:var(--tinte);font-weight:700}
.reihenpfad li.ziel .nr{border-style:dashed;color:var(--ocker)}

/* ---------- T2 Wissen ---------- */
.begriffe{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}
.begriffe li{background:var(--karte);border-radius:12px;border-top:5px solid var(--petrol);padding:12px 16px;box-shadow:var(--schatten);display:flex;flex-direction:column;gap:4px}
.begriffe b{font-family:"Bricolage Grotesque","Segoe UI",sans-serif;font-size:20px;color:var(--petrol)}
.begriffe span{font-size:17px}
.merksatz{max-width:none!important;margin:18px 0;background:var(--petrol);color:#fff;border-radius:var(--rund);padding:14px 22px;font-size:21px;font-weight:700;display:flex;gap:16px;align-items:baseline}
.merksatz span{font-size:13px;letter-spacing:.12em;text-transform:uppercase;opacity:.85;flex:none}
.beispiel-raster{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start;margin-bottom:12px}
.beispiel-raster:not(:has(.anker)){grid-template-columns:1fr}
.beispielkarte{background:var(--karte);border:1px solid var(--linie);border-left:5px solid var(--petrol);border-radius:12px;padding:12px 18px}
.wissen-aktion{max-width:none!important;background:var(--petrol-hell);border-left:5px solid var(--petrol);border-radius:8px;padding:10px 16px;margin:0 0 18px;font-size:17px}
.wissen-aktion b{color:var(--petrol)}
.worksheet.uv1-02 #view-wissen .begriffe{gap:20px}
.worksheet.uv1-02 #view-wissen .beispiel-raster{margin-top:28px;gap:24px}
.worksheet.uv1-02 #view-a4 .gegliedert li,.worksheet.uv1-02 #view-a4 .karten li{overflow-wrap:anywhere}
.worksheet.uv1-02 .auftrag-raster-02>.auftrag-antwort{grid-column:1/-1}
.karten-titel{margin:0 0 4px;font-weight:700;color:var(--petrol)}
.worksheet details{max-width:900px;margin:6px 0;border:0;padding:0}
.worksheet summary{font-size:16px;color:var(--petrol);font-weight:700;padding:10px 0;min-height:44px;box-sizing:border-box}

/* ---------- T3 Auftrag ---------- */
.auftrag-raster{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:28px;align-items:start}
/* Ein Versuch bleibt ueber mehrere Ansichten als ein Vorhaben erkennbar. */
.mission{max-width:none;margin:0 0 18px;padding:15px 20px;border:1.5px solid #b8cdd0;border-left:6px solid var(--petrol);border-radius:14px;background:var(--petrol-hell)}
.mission-kopf{display:flex;justify-content:space-between;gap:10px;align-items:baseline;font-family:"Bricolage Grotesque","Segoe UI",sans-serif;font-size:20px}
.mission-kopf span{font:700 14px/1.3 "Atkinson Hyperlegible Next",sans-serif;color:var(--petrol);white-space:nowrap}
.mission p{margin:5px 0 10px;font-size:16px;max-width:none}
.mission ol{list-style:none;display:flex;gap:8px;margin:0;padding:0}
.mission li{flex:1;display:flex;align-items:center;gap:8px;min-width:0;padding:7px 10px;border-radius:9px;background:#fff;font-size:15px;line-height:1.25}
.mission li span{flex:none;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:var(--petrol);color:#fff;font-weight:700}
.mission li.aktiv{outline:2px solid var(--petrol);font-weight:700}
.mission .mission-ergebnis{margin:10px 0 0;font-size:15px;color:var(--tief)}
.mission-kurz{display:flex;gap:16px;align-items:center;padding:9px 14px;background:#f0f5f3}
.mission-kurz>b{flex:none;font-size:15px;color:var(--petrol)}
.mission-kurz ol{flex:1}
.mission-kurz li{background:transparent;padding:4px;font-size:14px}
.mission-kurz li.aktiv{background:#fff}
.mission-kurz li span{width:22px;height:22px;font-size:13px}
.sicherung-karte{background:var(--tief-hell);border-left:6px solid var(--tief);border-radius:12px;padding:13px 20px;margin:16px 0 22px}
.sicherung-karte h3{margin:0 0 6px;font-size:21px;color:var(--tief)}
.sicherung-karte p{margin:6px 0;max-width:85ch}
.rueckblick-visual{align-self:start}
.auftrag-karte{background:var(--karte);border:1px solid var(--linie);border-top:5px solid var(--blau);border-radius:var(--rund);padding:18px 22px;box-shadow:var(--schatten)}
.auftrag-raster.geraet .auftrag-karte{border-top-color:var(--kupfer)}
.worksheet .task-prompt{font-size:20px}
.worksheet .task-prompt p{margin-top:0}
.produkt{display:flex;gap:10px;align-items:flex-start;background:var(--karton);border-radius:10px;padding:8px 14px;font-size:16px;margin:10px 0 14px;max-width:none!important}
.produkt .sym{color:var(--blau);margin-top:3px}
.worksheet label{font-size:15px;font-weight:700}
.worksheet textarea{min-height:130px;border-radius:10px;border:1.5px solid #b9ada0;background:#fff repeating-linear-gradient(transparent,transparent 1.85rem,#efe7da 1.85rem,#efe7da calc(1.85rem + 1px));line-height:1.85rem;padding:.2rem .7rem;max-width:100%}
.worksheet textarea:focus{border-color:var(--petrol)}
.vergleich-start{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:6px}
.vergleich-knopf{background:var(--tief)!important;border-color:var(--tief)!important;color:#fff!important}
.vergleich-knopf:disabled{background:var(--karte)!important;color:var(--leise)!important;border-color:var(--linie)!important;opacity:1}
.vergleich-hinweis{display:flex;gap:10px;align-items:center;border:2px dashed var(--linie);border-radius:12px;padding:12px 16px;margin:0;color:var(--leise);font-size:16px}
.vergleich-inhalt{background:var(--tief-hell);border-radius:var(--rund);padding:12px 14px;margin-top:10px}
.vergleich-kopf{margin:0 0 8px;font-weight:700;color:var(--tief);font-size:18px}
.vergleich-kopf:focus{outline:3px solid var(--kupfer);outline-offset:3px}
.vergleich-inhalt .diagram{width:100%;height:auto;background:#fff;border-radius:10px}
.auftrag-extras{margin-top:18px;display:flex;flex-direction:column;gap:6px}
.worksheet .quiet-link{font-size:15px;display:inline-block;margin:4px 0}
.werkzeughinweis{display:flex;gap:12px;align-items:flex-start;background:var(--blau-hell);border-radius:var(--rund);padding:14px 18px;margin:0;font-size:17px}
.werkzeughinweis .sym{width:28px;height:28px;color:var(--blau)}
.werkzeughinweis b{display:block;font-size:19px}
.geraetekarte{background:var(--kupfer-hell);border-radius:var(--rund);padding:14px 18px}
.geraetekarte p{margin:6px 0}
.geraetekarte .sicher{display:flex;gap:8px;align-items:center;font-weight:700;color:var(--kupfer)}
.geraetekarte .datei{font-weight:700}
/* Werkzeuge als Kacheln */
.tool-host>details{border:1.5px solid var(--linie);border-radius:14px;background:var(--karte);padding:0 16px;margin:6px 0}
.tool-host>details>summary{display:flex;align-items:center;gap:10px;min-height:52px;font-size:17px;color:var(--blau)}
.tool-host>details>summary{list-style:none}.tool-host>details>summary::-webkit-details-marker{display:none}
.tool-host>details>summary::before{content:"▸";width:28px;height:28px;border-radius:50%;background:var(--blau);color:#fff;display:grid;place-items:center;font-size:15px;flex:none;transition:transform .15s}
.tool-host>details[open]>summary::before{transform:rotate(90deg)}
.tool-host>details[open]{box-shadow:var(--schatten);padding-bottom:12px}
.worksheet .panel{border:0;background:transparent;padding:0;margin:0}
.worksheet .panel>h2{font-size:24px}
.worksheet .code{font-size:16px;max-height:350px;overflow:auto;border-radius:10px}
.worksheet .tablewrap{max-width:100%;font-size:16px}
/* Hilfeleiter */
.task-help>summary{display:flex;align-items:center;gap:8px}
.hilfeleiter{list-style:none;counter-reset:stufe;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:6px}
.hilfeleiter li{counter-increment:stufe;margin-left:calc((var(--i,0)) * 1px)}
.hilfeleiter li:nth-child(2){padding-left:18px}.hilfeleiter li:nth-child(3){padding-left:36px}.hilfeleiter li:nth-child(4){padding-left:54px}
.hilfeleiter details{border-left:4px solid var(--linie);padding-left:12px!important;margin:0}
.hilfeleiter details[open]{border-left-color:var(--petrol)}
.hilfeleiter summary::before{content:"Stufe " counter(stufe) " · ";color:var(--leise);font-weight:400}
.basis{background:var(--moos-hell);border-radius:12px;padding:4px 14px!important}
.zusatz{margin:0}
/* Karten-Bausteine */
.karten{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.karten li{background:var(--karte);border:1px solid var(--linie);border-radius:12px;padding:10px 14px;box-shadow:var(--schatten);display:flex;flex-direction:column;gap:6px}
.karten b{font-family:"Bricolage Grotesque","Segoe UI",sans-serif;color:var(--blau);font-size:18px}
.karten pre{margin:0;font:15px/1.5 ui-monospace,Consolas,monospace;white-space:pre-wrap}
.karten .linie{display:block;height:1.9rem;border-bottom:2px dotted #b9ada0}
.karten-vierfeld{grid-template-columns:repeat(2,minmax(0,1fr))}
.karten-vierfeld b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--blau);color:#fff}
.karten-einheit li{align-items:center;text-align:center;border-top:5px solid var(--ocker)}
.karten-einheit b{font-size:34px;color:var(--ocker)}
.karten-lose{grid-template-columns:minmax(0,280px)}
.karten-lose li{transform:rotate(-3deg);border:2px dashed var(--kupfer);background:var(--kupfer-hell)}
.karten-uebersetzung{grid-template-columns:1fr;gap:4px}
.karten-uebersetzung li{flex-direction:row;align-items:baseline;flex-wrap:wrap;gap:8px;box-shadow:none;padding:6px 12px}
.karten-uebersetzung li b{font-size:16px;color:var(--tinte)}
.karten-uebersetzung .k-kopf{background:none;border:0;font-weight:700;color:var(--petrol);padding:0}
.karten-uebersetzung code{font-size:15px;background:var(--petrol-hell);border-radius:6px;padding:1px 6px}
.kette{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:0;margin:0}
.kette li{background:var(--karte);border:1.5px solid var(--linie);border-radius:12px;padding:10px 14px;font-weight:700;box-shadow:var(--schatten)}
.kette li+li::before{content:"→";margin-right:10px;color:var(--petrol);font-weight:700}
.blasen{display:flex;flex-direction:column;gap:12px}
.blase{position:relative;background:var(--karte);border:1.5px solid var(--linie);border-radius:18px 18px 18px 4px;padding:10px 16px;margin:0;box-shadow:var(--schatten)}
.blase b{display:block;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--blau)}
.schalter{display:flex;align-items:center;gap:14px;background:var(--karte);border:1px solid var(--linie);border-radius:var(--rund);padding:16px 20px;margin:0;font-size:18px;box-shadow:var(--schatten)}
.schalter-bild{width:64px;height:34px;border-radius:999px;background:#c9c1b4;position:relative;flex:none}
.schalter-bild i{position:absolute;left:4px;top:4px;width:26px;height:26px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.schalter b{font-family:"Bricolage Grotesque",sans-serif;font-size:24px}

/* ---------- T4 Weiterdenken, Reserve ---------- */
.knobelkarte{background:var(--karte);border:1px solid var(--linie);border-left:6px solid var(--moos);border-radius:var(--rund);padding:18px 22px;max-width:900px;box-shadow:var(--schatten)}

/* ---------- T5 Rückblick und Sichern ---------- */
.rueckblick-karte{max-width:980px;background:var(--karte);border:2px solid var(--tief);border-radius:var(--rund);padding:20px 26px;box-shadow:var(--schatten)}
.rueckblick-kopf{margin:0 0 10px;font-weight:700;color:var(--tief)}
.rueckblick-raster{display:grid;grid-template-columns:1fr;gap:24px;align-items:start}
.rueckblick-raster:has(figure),.rueckblick-raster:has(.rueckblick-visual){grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}
.worksheet .lead{font-size:21px}
.save-steps{list-style:none;counter-reset:schritt;padding:0;margin:16px 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.save-steps li{counter-increment:schritt;background:var(--karte);border:1px solid var(--linie);border-top:5px solid var(--tief);border-radius:var(--rund);padding:14px 18px;box-shadow:var(--schatten);display:flex;flex-direction:column;gap:4px}
.save-steps li::before{content:counter(schritt);width:34px;height:34px;border-radius:50%;background:var(--tief);color:#fff;display:grid;place-items:center;font-weight:700}
.save-steps b{font-size:19px}
.save-steps span{font-size:16px;color:var(--leise)}
.worksheet button.gross{font-size:19px;padding:.7rem 1.4rem;background:var(--tief);border-color:var(--tief)}
.naechstes{font-weight:700;color:var(--ocker)}
.optionen{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:10px;margin:14px 0}
.optionen>details{background:var(--karte);border:1px solid var(--linie);border-radius:14px;padding:4px 16px;margin:0;max-width:none}
.optionen>details:first-child>p:first-of-type{overflow-wrap:anywhere}
.checkbox{display:flex!important;gap:8px;align-items:center;font-weight:400!important;margin:8px 0}
.kacheln{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px;margin-top:12px}
.kacheln>details{background:var(--karte);border:1px solid var(--linie);border-radius:14px;padding:4px 16px;margin:0;max-width:none}

/* ---------- Navigation unten ---------- */
.worksheet .lesson-nav{display:flex;justify-content:space-between;border-top:1px solid var(--linie);padding:18px 0;margin-top:18px}
.worksheet .lesson-nav button{min-width:120px}
.worksheet footer{font-size:12px;margin-top:12px;padding-top:10px;padding-bottom:10px;border-top-color:var(--linie)}


/* Lesbarkeit breiter Zeichnungen */
.auftrag-raster:has(.anker .vergleich-inhalt:not([hidden])){grid-template-columns:1fr}
.auftrag-raster:has(.anker .vergleich-inhalt:not([hidden]))>*{max-width:920px}
.vergleich-breit{max-width:920px;margin-top:14px}
.beispiel-raster:has(.zeichnung){grid-template-columns:1fr}
.beispiel-raster:has(.zeichnung)>*{max-width:920px}
.kacheln>details[open]{grid-column:1/-1}
.regeln{background:var(--karte);border:1px solid var(--linie);border-radius:var(--rund);padding:12px 18px;box-shadow:var(--schatten)}
.regeln ol{margin:4px 0 0;padding-left:1.4em;display:flex;flex-direction:column;gap:4px;font-size:17px}
.regeln li:last-child{font-weight:700;color:var(--kupfer)}
@media print{.worksheet.blank-print .regeln{border:0.3mm solid #888;box-shadow:none}}


/* Zeichnung groß ansehen, Screenreader-Überschrift */
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.zeichnung{position:relative}
.gross-ansehen{margin-top:8px;font-size:14px!important;min-height:44px;padding:.25rem .8rem}
dialog.gross-dialog{max-width:min(96vw,1200px);width:96vw;padding:16px 20px;border-radius:16px;border:0}
dialog.gross-dialog .diagram{width:100%;height:auto;max-height:80vh}
dialog.gross-dialog .schliessen{float:right}
@media print{.gross-ansehen{display:none!important}}


/* Gegliederte Aufträge: gleicher Wortlaut, sichtbare Handlungsschritte */
.gegliedert{list-style:none;counter-reset:schritt;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.gegliedert .situation{font-style:italic;color:var(--leise)}
.gegliedert .schritt{counter-increment:schritt;display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:start}
.gegliedert .schritt::before{content:counter(schritt);width:30px;height:30px;border-radius:50%;background:var(--blau);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700;margin-top:2px}
.gegliedert .nebenhinweis{font-size:17px;border-left:4px solid var(--linie);padding-left:12px;margin-left:44px;color:var(--leise)}
@media print{.worksheet.blank-print .gegliedert .schritt::before{background:none;color:black;border:0.3mm solid black}}

/* ---------- Beamer ---------- */
.worksheet.beamer{font-size:23px}
.worksheet.beamer .task-prompt{font-size:25px}
.worksheet.beamer .lesson-screen h2{font-size:52px}
.worksheet.beamer .start-raster,.worksheet.beamer .auftrag-raster,.worksheet.beamer .beispiel-raster,.worksheet.beamer .rueckblick-raster{grid-template-columns:1fr}
.worksheet.beamer .anker{max-width:980px}

/* ---------- Schmale Fenster ---------- */
@media(max-width:1100px){
 .worksheet.uv1-02 #view-wissen .begriffe{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
 .start-raster,.auftrag-raster,.beispiel-raster,.rueckblick-raster,.rueckblick-raster:has(figure),.rueckblick-raster:has(.rueckblick-visual){grid-template-columns:1fr}
 .save-steps{grid-template-columns:1fr}
}
@media(max-width:650px){
 .worksheet.uv1-02 #view-wissen .begriffe{grid-template-columns:1fr}
 .worksheet header,.worksheet main,.worksheet footer{padding:12px 16px}
 .worksheet .lesson-header{grid-template-columns:1fr}
 .lesson-controls{flex-wrap:wrap}.lesson-controls select{max-width:210px}
 .lesson-screen{min-height:0}
 .lesson-screen h2{font-size:30px}
 .worksheet.beamer .lesson-screen h2{font-size:34px}
 .auftrag-karte,.rueckblick-karte,.knobelkarte{padding:14px 16px}
 .karten-vierfeld{grid-template-columns:1fr}
 .merksatz{flex-direction:column;gap:4px}
 .mission-kopf,.mission-kurz{display:block}
 .mission ol{flex-direction:column}
 .mission-kurz li{padding:5px}
}
@media(max-width:600px){
 .stationen ol{display:none}
 .stationen{flex-direction:column;align-items:stretch;gap:4px}
 .stationen-text{margin:0}
 .stationen .balken,.reihenpfad .balken{display:block;height:8px;border-radius:999px;background:var(--linie);overflow:hidden}
 .stationen .balken i{display:block;height:100%;background:var(--petrol)}
 .reihenpfad .balken i{display:block;height:100%;background:var(--ocker)}
 .reihenpfad ol{display:none}
}
@media(prefers-reduced-motion:reduce){.lesson-screen.einblenden{animation:none}}
@media(forced-colors:active){
 .station i{border:2px solid CanvasText;background:Canvas}
 .station[aria-current="step"] i{background:Highlight;border-color:Highlight}
 .station.eintrag i::after{background:CanvasText}
 .marken span,.zeichnung,.auftrag-karte,.karten li{border:1px solid CanvasText}
}

/* ---------- Reihenübersicht ---------- */
.reihe header,.reihe main,.reihe footer{max-width:1180px;padding-left:40px;padding-right:40px}
.reihe-kopf{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:center}
.reihe-kopf h1{font-size:clamp(34px,4.2vw,54px);hyphens:auto;overflow-wrap:break-word;min-width:0}
.reihe-kopf>*{min-width:0}
.reihe-kopf figure{margin:0}
.reihe-kopf img{width:100%;height:auto;border-radius:18px;box-shadow:var(--schatten)}
.reihe .goal{border-left-color:var(--ocker)}
.reihe .grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.reihe .grid>a,.reihe .grid>article{display:flex;flex-direction:column;gap:6px;background:var(--karte);border:1px solid var(--linie);border-radius:var(--rund);padding:0 0 16px;overflow:hidden;box-shadow:var(--schatten);text-decoration:none;color:var(--tinte)}
.reihe .grid img,.reihe .vorschau-leer{display:block;width:100%;aspect-ratio:3/2;object-fit:cover;background:var(--karton)}
.reihe .grid>*>:not(img):not(.vorschau-leer){padding:0 16px}
.reihe .stichwort{margin-top:8px;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ocker)}
.reihe .grid strong{display:block;color:var(--petrol)}
.reihe .grid .muted{display:block}
.reihe .panel{background:var(--karte);border-color:var(--linie);border-radius:var(--rund)}
@media(max-width:800px){.reihe-kopf{grid-template-columns:1fr}.reihe header,.reihe main,.reihe footer{padding-left:16px;padding-right:16px}}

/* ======================================================================== */
/* Druck                                                                    */
/* ======================================================================== */
@media print{
 html:has(body.worksheet){background:white}
 .worksheet{font:11pt/1.45 "Atkinson Hyperlegible Next",Arial,sans-serif;background:white;color:black}
 .worksheet header,.worksheet footer,.worksheet:not(.blank-print) main>:not(#answer-report){display:none!important}
 .worksheet main{max-width:none;padding:0}.worksheet #answer-report{display:block!important}
 .worksheet #answer-report h1{font-size:20pt}.worksheet #answer-report h2{font-size:15pt;break-after:avoid;margin-top:20pt}.worksheet #answer-report h3{font-size:11pt;break-after:avoid}
 .worksheet #answer-report p,.worksheet #answer-report pre{white-space:pre-wrap;overflow-wrap:anywhere;overflow:visible;max-height:none;break-inside:auto;font-size:11pt;background:none;padding:0}
 .lesson-screen:not([hidden]){animation:none}

 /* Papierfassung: Kern fortlaufend, Anhang nur auf Wunsch (C12) */
 .worksheet.blank-print #answer-report{display:none!important}
 .worksheet.blank-print main>.lesson-screen{display:block!important;min-height:0;padding:0;margin:0 0 8mm}
 .worksheet.blank-print main>.lesson-screen[data-core=false]{display:none!important}
 .worksheet.blank-print.mit-anhang main>.lesson-screen[data-core=false]:not(#view-werkstatt){display:block!important}
 .worksheet.blank-print main>.lesson-screen[data-paper=false],
 .worksheet.blank-print.mit-anhang main>.lesson-screen[data-paper=false]:not(#view-werkstatt){display:none!important}
 .worksheet.blank-print #view-abschluss,.worksheet.blank-print #view-werkstatt,.worksheet.blank-print .lesson-nav{display:none!important}
 .worksheet.blank-print .lesson-screen h2{font-size:15pt;margin:0 0 3mm;break-after:avoid}
 .worksheet.blank-print .marken span{border:0;padding:0;background:none;font-size:8pt;color:#444}
 .worksheet.blank-print .marken .sym,.worksheet.blank-print .form,.worksheet.blank-print .reihenpfad,.worksheet.blank-print .illustration,
 .worksheet.blank-print .vergleich,.worksheet.blank-print .vergleich-start,.worksheet.blank-print .tool-host,.worksheet.blank-print .quiet-link,
 .worksheet.blank-print .werkzeughinweis,.worksheet.blank-print .geraetekarte .klein,.worksheet.blank-print .live,.worksheet.blank-print select,
 .worksheet.blank-print input,.worksheet.blank-print label[for=route],.worksheet.blank-print .muted,.worksheet.blank-print #view-wissen details,
 .worksheet.blank-print .auftrag-extras>details,.worksheet.blank-print .task-help,.worksheet.blank-print .zusatz{display:none!important}
 .worksheet.blank-print .mission{display:none!important}
 .worksheet.blank-print.mit-anhang .auftrag-extras>details.basis,.worksheet.blank-print.mit-anhang .task-help{display:block!important}
 .worksheet.blank-print .start-raster,.worksheet.blank-print .auftrag-raster,.worksheet.blank-print .beispiel-raster,.worksheet.blank-print .rueckblick-raster{display:block}
 .worksheet.blank-print .start-raster>.anker{display:none}
 .worksheet.blank-print .reihenpfad-text{display:none}
 .worksheet.blank-print .auftrag-karte,.worksheet.blank-print .rueckblick-karte,.worksheet.blank-print .knobelkarte,.worksheet.blank-print .zeichnung,.worksheet.blank-print .karten li,
 .worksheet.blank-print .begriffe li,.worksheet.blank-print .beispielkarte,.worksheet.blank-print .notiz,.worksheet.blank-print .zielkarte,.worksheet.blank-print .schalter,.worksheet.blank-print .blase,.worksheet.blank-print .kette li{box-shadow:none;border-radius:2mm;border:0.3mm solid #888;padding:2mm 3mm}
 .worksheet.blank-print .merksatz{background:none;color:black;border:0.5mm solid black;padding:2mm 3mm;font-size:11pt}
 .worksheet.blank-print .begriffe{grid-template-columns:repeat(2,1fr);gap:2mm}
 .worksheet.blank-print .begriffe b,.worksheet.blank-print .karten b{font-size:11pt}
 .worksheet.blank-print .task-prompt{font-size:11pt}
 .worksheet.blank-print .produkt{background:none;border:0;padding:0;margin:2mm 0;font-size:10pt}
 .worksheet.blank-print .anker{margin-top:3mm;break-inside:avoid;gap:2mm}
 .worksheet.blank-print .zeichnung .diagram{max-height:52mm;width:auto;max-width:100%;margin:0 auto}
 .worksheet.blank-print textarea{display:none!important}
 .worksheet.blank-print .papier-linien{display:block!important;margin:1mm 0 2mm}
 .worksheet.blank-print .papierkopf{display:block!important;font-size:10pt;margin:0 0 4mm;border-bottom:0.3mm solid #777;padding-bottom:2mm}
 .worksheet.blank-print .papierweg{display:block!important;border:0.3mm dashed #888;padding:2mm 3mm;font-size:10pt;break-inside:avoid}
 .worksheet.blank-print .papierweg pre{font-size:9.5pt;margin:1mm 0 0}
 .worksheet.blank-print .papier-linien span{display:block;height:7mm;border-bottom:0.3mm solid #777}
 .worksheet.blank-print main>.lesson-screen{margin-bottom:4mm!important}
 .worksheet.blank-print #view-start .produkt,.worksheet.blank-print #view-wissen .produkt,.worksheet.blank-print .gross-ansehen{display:none!important}
 .worksheet.blank-print .auftrag-raster,.worksheet.blank-print .auftrag-karte,.worksheet.blank-print .rueckblick-karte,.worksheet.blank-print .knobelkarte,.worksheet.blank-print .begriffe li,.worksheet.blank-print .notiz{break-inside:avoid}
 .worksheet.blank-print .anker-bezug{display:block!important;font-size:9pt;font-weight:700;margin:0 0 1mm;color:#333}
 .worksheet.blank-print .lesson-screen>h2,.worksheet.blank-print .marken{break-after:avoid}
 .worksheet.blank-print .auftrag-karte label{display:none}
 /* Blatt 02: Start/Ziel/Plan und die unsortierten Handlungskarten sind auch
    auf Papier fuer die jeweilige Aufgabe unverzichtbar. */
 .worksheet.uv1-02.blank-print #view-wissen .beispiel-raster{margin-top:3mm}
 .worksheet.blank-print .hilfeleiter li{padding-left:0!important}
 .worksheet.blank-print .hilfeleiter details p{margin:0 0 1mm;font-size:9.5pt}
 .worksheet.blank-print .hilfeleiter summary{font-size:9.5pt;padding:0;min-height:0}
 .worksheet.blank-print .basis{background:none;padding:0!important}
 .worksheet.blank-print .code{max-height:none;overflow:visible}
 .worksheet.blank-print [data-screen][hidden]{display:block!important}
 .worksheet.blank-print.mit-anhang #view-werkstatt[hidden],.worksheet.blank-print #view-abschluss[hidden]{display:none!important}
 .worksheet.blank-print #prediction-history,.worksheet.blank-print #trace-body,.worksheet.blank-print #game-log,.worksheet.blank-print #sign-log,.worksheet.blank-print .cards,.worksheet.blank-print #sign-state{display:none!important}
}

h1{overflow-wrap:anywhere;hyphens:auto}.reihe .grid>.locked{border-style:dashed;box-shadow:none;background:#fbf7ef;color:#4f6168}.reihe .grid>.locked img{filter:grayscale(.85) opacity(.55)}.release-note{align-self:flex-start;margin:6px 16px 0;padding:.12rem .6rem;border-radius:999px;background:#ece4d6;color:#4f6168;font-size:.8rem;font-weight:700}