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1600px)/2)}}@media(max-width:1100px){#sidebar{width:250px;padding:25px 16px}main{margin-left:250px;padding:30px}.hero{padding:32px}}@media(max-width:760px){.mobilebar{display:flex;position:sticky;top:0;background:#ffffffef;backdrop-filter:blur(8px);z-index:40;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--line);gap:10px}.mobilebar .brand{font-size:16px}.brandmark{width:36px;height:36px;font-size:18px}.mobilebar #menu{font-size:14px;padding:8px 12px}#sidebar{display:none;top:70px;width:min(330px,90vw);padding:24px;height:calc(100dvh - 70px)}#sidebar.open{display:block}#sidebar>.brand{display:none}.sidechapter{margin-top:0}#backdrop{position:fixed;inset:70px 0 0;background:#102d4480;z-index:25}main{margin-left:0;padding:22px 18px 40px}.topline{font-size:13px;margin-bottom:18px;flex-wrap:wrap}.hero{padding:27px 24px;border-radius:18px}h1{letter-spacing:-1px}.hero p{font-size:16px}.hero 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appear{from{opacity:.6;transform:translateY(5px)}to{opacity:1;transform:none}}}@media print{#sidebar,.mobilebar,.steps,.lessonfooter,.topline,#notice{display:none}main{margin:0;padding:0}.paper{border:0}.fulltext{display:block}}

.transfer{border:1px solid #c9ded5;background:#f1faf6;border-radius:12px;padding:22px;margin-top:26px}.transfer summary{cursor:pointer;font-weight:650;min-height:44px}.transfer p{font-size:17px}.transfer .subtle,.source-notes p,.source-notes li{font-size:14px}.source-notes a{overflow-wrap:anywhere}

.learnvisual{margin:28px 0;background:#f4f8fe;border:1px solid #ccdced;border-radius:16px;padding:24px;overflow-wrap:anywhere}.learnvisual h3{font-size:22px;line-height:1.35;margin:10px 0 22px;letter-spacing:-.4px}.learnvisual p{font-size:16px;line-height:1.6;margin:9px 0}.learnvisual figcaption{font-size:14px;line-height:1.65;color:#425c70;margin-top:20px}.v-panel{background:white;border:1px solid #b8cce1;border-radius:12px;padding:18px;min-width:0}.v-panel>strong{font-size:14px;letter-spacing:.5px;color:#154d98}.v-panel .v-panel{margin-top:14px;background:#eaf2ff;border-left:4px solid #1760dc}.v-panel .v-panel:last-child{background:#e8f7f1;border-left-color:#17694e}.v-compare{display:grid;grid-template-columns:1fr 1fr;gap:14px}.v-flow{display:grid;justify-items:stretch;margin-top:15px}.v-node{background:#fff;border:1px solid #b8cce1;border-radius:10px;padding:14px 16px;display:grid;gap:5px;min-width:0}.v-node strong{font-size:16px;color:#164c91}.v-node span{font-size:16px;line-height:1.5}.v-arrow{text-align:center;color:#346291;font-size:24px;line-height:1.4}.v-labels{display:grid;grid-template-columns:1fr 2fr 1fr;gap:10px;text-align:center;font-size:14px;line-height:1.4;font-weight:650}.learnvisual svg{display:block;width:100%;max-height:320px;margin:14px auto}.v-key{display:flex;gap:14px;flex-wrap:wrap;font-size:14px;color:#34566f}.v-note{padding:15px;background:#e2eefc;border-radius:9px;font-size:15px;line-height:1.6;margin-top:18px}.v-tokenline,.v-modalities{display:flex;gap:8px;flex-wrap:wrap}.v-tokenline span,.v-modalities span{border:1px solid #a6c0e2;background:#fff;color:#154d98;padding:10px 16px;border-radius:8px;font-size:18px;font-weight:600}.v-tokenline .v-next{background:#d9f4e7;border:2px solid #28845e;color:#185b3f}.v-document{background:#fff;box-shadow:0 5px 14px #15365312;border:1px solid #c9d5df;padding:20px;font-size:16px}.v-document>span{font-size:13px;letter-spacing:1px;color:#4e6576}.v-document>div{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:14px 0;border-bottom:1px solid #dce5ec}.v-recall{margin-top:22px;border-top:1px solid #ccdced;padding-top:18px}.v-recall summary{font-size:16px;font-weight:650;line-height:1.6;cursor:pointer;min-height:44px}.material-link{display:inline-block;padding:13px 18px;background:#1760dc;color:white;border-radius:10px;text-decoration:none;font-weight:650;line-height:1.5}.material-map{display:grid;gap:10px;padding:0!important;list-style:none}.material-map a{display:block;padding:12px;border:1px solid #ccdced;border-radius:8px;font-size:16px;text-decoration:none}.material-map a:hover{background:#edf4ff}@media(max-width:600px){.learnvisual{padding:18px 14px}.learnvisual h3{font-size:21px}.v-compare{grid-template-columns:1fr}.v-panel{padding:14px}.v-labels{font-size:14px;gap:5px}.v-node{padding:12px}.v-tokenline span{padding:9px 12px}}

.chaptertabs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:22px}.chaptertabs button{text-align:left;line-height:1.5}.chaptertabs small{display:block;font-size:14px;font-weight:400}.chaptertabs .active{border:2px solid #1760dc;background:#eaf2ff}.navchapter{margin-top:18px!important;border-top:1px solid #dce5ec!important;border-radius:0!important;font-weight:700!important}.navchapter small{display:block;font-size:13px;color:#4d6476;margin-top:5px}.reviewactions{display:flex;gap:12px;flex-wrap:wrap}.budget-label{display:block;margin:22px 0 12px;font-size:16px;font-weight:650}#document-budget{width:100%;min-height:44px;accent-color:#1760dc}.budget-track,.probability-track{height:14px;background:#d8e3ef;border-radius:8px;overflow:hidden}.budget-track>div,.probability-track>span{display:block;height:100%;border-radius:8px}.budget-over{color:#993322;font-weight:650}.temperature-controls{display:flex;gap:8px;flex-wrap:wrap}.temperature-controls button{font-size:14px;padding:10px 12px}.temperature-controls button[aria-pressed=true]{background:#1760dc;color:white;border-color:#1760dc}.probability{margin-top:18px}.probability>div:first-child{display:flex;justify-content:space-between;font-size:16px;margin-bottom:8px}.probability-track>span{background:#1760dc}.context-board{border:2px solid #1760dc;padding:18px;border-radius:12px}.context-board>strong{font-size:14px;color:#164c91}.context-chip{background:white;border:1px solid #b8cce1;padding:14px;border-radius:9px;margin-top:12px;font-size:16px;line-height:1.5}.experts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.expert{background:#fff;border:1px solid #b6c7d9;border-radius:10px;padding:16px;font-size:15px;line-height:1.5}.expert span{display:block;font-size:14px;margin-top:6px}.expert.chosen{background:#e3f5ec;border:2px solid #227353;color:#165139}@media(max-width:480px){.chaptertabs{grid-template-columns:1fr}.experts{grid-template-columns:1fr}.chaptertabs button{padding:12px 16px}}

.chaptertabs{grid-template-columns:repeat(3,minmax(0,1fr))}.chaptertabs button{min-width:0;overflow-wrap:anywhere}.learnvisual .v-compare{grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr))}@media(max-width:900px){.chaptertabs{grid-template-columns:1fr}}

.chaptertabs{grid-template-columns:repeat(2,minmax(0,1fr))}.json-example{font-size:15px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;background:#fff;padding:16px;border-radius:10px;border:1px solid #c4d6e8;color:#18354a}@media(max-width:600px){.chaptertabs{grid-template-columns:1fr}}

/* Startbereich zuerst, kompakte Kapitelauswahl auf Mobilgeräten. */
.chapter-picker{margin-top:24px;border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
.chapter-picker>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;cursor:pointer;min-height:56px;list-style:none}
.chapter-picker>summary::-webkit-details-marker{display:none}
.chapter-picker summary strong{display:block;font-size:17px}
.chapter-picker summary small{display:block;margin-top:5px;font-size:14px;line-height:1.5;color:var(--muted);overflow-wrap:anywhere}
.picker-chevron{font-size:25px;flex-shrink:0}
.chapter-picker[open] .picker-chevron{transform:rotate(180deg)}
.chapter-picker .chaptertabs{margin:0;padding:0 18px 18px;grid-template-columns:repeat(2,minmax(0,1fr))}
.chapter-picker .chaptertabs button{min-height:64px}
@media(max-width:760px){
.chapter-picker{margin-top:18px}
.chapter-picker>summary{padding:16px}
.chapter-picker .chaptertabs{grid-template-columns:1fr;padding:0 12px 12px;gap:8px}
.hero .primary{width:100%;min-height:48px}
.hero h1{overflow-wrap:anywhere}
.hero .meta{display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:13px}
.hero .meta span:last-child{grid-column:1/-1}
.lessonrow{min-width:0}
.lessonrow h3,.lessonrow p{overflow-wrap:anywhere}
}
@media(max-width:380px){main{padding:18px 12px 32px}.hero{padding:24px 20px}.mobilebar{padding:10px 12px}.paper{padding:22px 16px}.topline .tag{padding:6px 10px}}