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6)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.align-top{vertical-align:top}.font-mono{font-family:var(--font-mono)}.text-2xl{font-size:var(--text-2xl);line-height:var(--tw-leading,var(--text-2xl--line-height))}.text-3xl{font-size:var(--text-3xl);line-height:var(--tw-leading,var(--text-3xl--line-height))}.text-base{font-size:var(--text-base);line-height:var(--tw-leading,var(--text-base--line-height))}.text-lg{font-size:var(--text-lg);line-height:var(--tw-leading,var(--text-lg--line-height))}.text-sm{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.text-xl{font-size:var(--text-xl);line-height:var(--tw-leading,var(--text-xl--line-height))}.text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.leading-relaxed{--tw-leading:var(--leading-relaxed);line-height:var(--leading-relaxed)}.font-bold{--tw-font-weight:var(--font-weight-bold);font-weight:var(--font-weight-bold)}.font-medium{--tw-font-weight:var(--font-weight-medium);font-weight:var(--font-weight-medium)}.font-normal{--tw-font-weight:var(--font-weight-normal);font-weight:var(--font-weight-normal)}.font-semibold{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.tracking-wide{--tw-tracking:var(--tracking-wide);letter-spacing:var(--tracking-wide)}.text-wrap{text-wrap:wrap}.whitespace-nowrap{white-space:nowrap}.whitespace-pre-wrap{white-space:pre-wrap}.text-amber-700{color:var(--color-amber-700)}.text-amber-800{color:var(--color-amber-800)}.text-amber-900{color:var(--color-amber-900)}.text-emerald-800{color:var(--color-emerald-800)}.text-emerald-900{color:var(--color-emerald-900)}.text-green-800{color:var(--color-green-800)}.text-nord-500{color:var(--color-nord-500)}.text-nord-600{color:var(--color-nord-600)}.text-nord-700{color:var(--color-nord-700)}.text-nord-800{color:var(--color-nord-800)}.text-nord-900{color:var(--color-nord-900)}.text-petrol-700{color:var(--color-petrol-700)}.text-petrol-800{color:var(--color-petrol-800)}.text-petrol-900{color:var(--color-petrol-900)}.text-petrol-950{color:var(--color-petrol-950)}.text-purple-900{color:var(--color-purple-900)}.text-red-700{color:var(--color-red-700)}.text-red-800{color:var(--color-red-800)}.text-red-900{color:var(--color-red-900)}.text-rose-900{color:var(--color-rose-900)}.text-slate-900{color:var(--color-slate-900)}.text-white{color:var(--color-white)}.uppercase{text-transform:uppercase}.italic{font-style:italic}.underline{text-decoration-line:underline}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.opacity-70{opacity:.7}.opacity-80{opacity:.8}.shadow-sm{--tw-shadow:0 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var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.transition-all{transition-property:all;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.ease-in{--tw-ease:var(--ease-in);transition-timing-function:var(--ease-in)}.ease-out{--tw-ease:var(--ease-out);transition-timing-function:var(--ease-out)}.block-375{block-size:calc(var(--spacing) * 375)}.block-1280{block-size:calc(var(--spacing) * 1280)}.file\:mr-3::file-selector-button{margin-right:calc(var(--spacing) * 3)}.file\:rounded::file-selector-button{border-radius:.25rem}.file\:border-0::file-selector-button{border-style:var(--tw-border-style);border-width:0}.file\:bg-nord-100::file-selector-button{background-color:var(--color-nord-100)}.file\:px-3::file-selector-button{padding-inline:calc(var(--spacing) * 3)}.file\:py-1::file-selector-button{padding-block:var(--spacing)}@media (hover:hover){.hover\:bg-emerald-50:hover{background-color:var(--color-emerald-50)}.hover\:bg-emerald-800:hover{background-color:var(--color-emerald-800)}.hover\:bg-nord-50:hover{background-color:var(--color-nord-50)}.hover\:bg-nord-100:hover{background-color:var(--color-nord-100)}.hover\:bg-petrol-800:hover{background-color:var(--color-petrol-800)}.hover\:text-petrol-800:hover{color:var(--color-petrol-800)}.hover\:underline:hover{text-decoration-line:underline}.enabled\:hover\:bg-nord-100:enabled:hover{background-color:var(--color-nord-100)}.enabled\:hover\:bg-petrol-800:enabled:hover{background-color:var(--color-petrol-800)}.enabled\:hover\:bg-red-700:enabled:hover{background-color:var(--color-red-700)}}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.disabled\:bg-nord-200:disabled{background-color:var(--color-nord-200)}.disabled\:opacity-50:disabled{opacity:.5}@media (min-width:40rem){.sm\:col-span-2{grid-column:span 2/span 2}.sm\:col-span-3{grid-column:span 3/span 3}.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.sm\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.sm\:grid-cols-\[auto_1fr\]{grid-template-columns:auto 1fr}}@media (min-width:48rem){.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:64rem){.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-\[1fr_1fr\]{grid-template-columns:1fr 1fr}}@media print{.print\:border-0{border-style:var(--tw-border-style);border-width:0}.print\:p-0{padding:0}}}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--font-titel:var(--font-dm-sans);--font-fliess:var(--font-dm-sans);--app-bg:var(--color-nord-50);--app-surface:#fff;--app-text:var(--color-nord-900);--app-muted:var(--color-nord-500);--app-line:var(--color-nord-200);--app-input-line:var(--color-nord-300);--app-accent:var(--color-petrol-700);--app-accent-hover:var(--color-petrol-800);--app-accent-soft:var(--color-petrol-100);--app-ok:var(--color-emerald-700);--app-warn:var(--color-amber-700);--app-bad:var(--color-red-600);--app-concept:#68557e;--app-shadow:0 12px 36px #2333301f}html{font-size:17px}body{font-family:var(--font-dm-sans), "DM Sans", system-ui, sans-serif;background:var(--app-bg);color:var(--app-text);line-height:1.6}:focus-visible{outline:3px solid var(--app-accent);outline-offset:3px}::selection{background:var(--app-accent-soft);color:var(--app-text)}.app-navigation{background:var(--app-surface);border-bottom:1px solid var(--app-line)}.app-navigation-inner{min-height:76px}.app-marke{color:var(--app-text);letter-spacing:-.045em;font-weight:600}.app-marke:before{content:"";background:var(--app-accent);vertical-align:-3px;border-radius:3px;width:9px;height:24px;margin-right:11px;display:inline-block}.app-nav-link{min-height:44px;color:var(--color-nord-700);align-items:center;padding:4px 2px;display:inline-flex}.app-nav-link:hover{color:var(--app-accent-hover);text-decoration:underline}.app-abmelden{min-height:44px;padding:8px 0}.app-main{padding-top:2rem;padding-bottom:3rem}.app-knopf{border-radius:var(--radius-lg);min-height:44px;font-weight:600;transition:background-color .14s,border-color .14s,color .14s}.app-knopf:disabled{opacity:.6}.app-login{padding-block:2rem}.app-login-karte{border-top:3px solid var(--app-accent)}@media (max-width:639px){.app-navigation-inner{gap:.25rem 1rem}.app-navigation nav{flex-basis:100%;order:3}.app-navigation form{gap:.65rem}.app-main{padding-top:1.5rem;padding-bottom:2rem}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important;animation-delay:0s!important}}@media (max-width:479px){.app-abschnitt-zeile{grid-template-columns:minmax(0,1fr) auto;display:grid}.app-abschnitt-text{grid-column:1/-1}.app-abschnitt-zeile>span{justify-self:start}}.modul-inhalt .grid:not([class*=grid-cols]){grid-template-columns:minmax(0,1fr)}@media print{.kein-druck{display:none!important}}@page{size:A4;margin:15mm}@media print{body{background:#fff}main{max-width:none!important;padding:0!important}.blatt{max-width:none;font-size:11pt}.aufgabe{break-inside:avoid;page-break-inside:avoid}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@keyframes pulse{50%{opacity:.5}}
.lernsitzung{--bg:var(--app-bg);--bg2:var(--color-nord-50);--card:var(--app-surface);--card2:var(--color-nord-100);--line:var(--app-line);--text:var(--app-text);--muted:var(--app-muted);--dim:#617068;--akzent:var(--app-accent);--akzent-text:#fff;--auftakt:var(--app-warn);--begriff:var(--app-concept);--gold:var(--app-warn);--ok:var(--app-ok);--bad:var(--app-bad);--shadow:var(--app-shadow);--r:12px;--t-label:13px;--t-body:16px;--t-title:22px;--t-display:28px;--s1:8px;--s2:16px;--s3:24px;--c:var(--akzent);color:var(--text);font-family:var(--font-fliess), "DM Sans", system-ui, sans-serif;font-size:var(--t-body);line-height:1.55}.lernsitzung h1,.lernsitzung h2,.lernsitzung h3,.lernsitzung .num,.lernsitzung .display{font-family:var(--font-titel), "DM Sans", system-ui, sans-serif;letter-spacing:-.01em;font-weight:600}.lernsitzung .math,.lernsitzung .input{font-family:var(--font-serif), "Source Serif 4", Georgia, serif}.lernsitzung .math{font-variant-numeric:tabular-nums;font-size:1.15em;font-weight:500}.lernsitzung .math.big{font-size:var(--t-display);margin:var(--s1) 0 var(--s2)}.lernsitzung .math.big,.lernsitzung .beispiel .math,.lernsitzung .v3-loesung .math,.lernsitzung .v3-aufloesung .math{max-width:100%;display:block;overflow:auto hidden}.lernsitzung .katex{font-size:1.08em}.lernsitzung button{font:inherit;cursor:pointer}.lernsitzung :focus-visible{outline:3px solid var(--akzent);outline-offset:2px}.lernsitzung .karte{background:var(--card);border-radius:var(--r);padding:var(--s3);box-shadow:none;border:1px solid var(--line);overflow-wrap:break-word;animation:.55s cubic-bezier(.2,.8,.2,1) both ls-rise;position:relative}.lernsitzung .karte.st-auftakt{--c:var(--auftakt)}.lernsitzung .karte.st-begriff{--c:var(--begriff)}.lernsitzung .karte.st-gold{--c:var(--gold)}.lernsitzung .karte.glow{border-color:color-mix(in srgb, var(--c) 60%, var(--line))}.lernsitzung .karte.calm{background:var(--card)}.lernsitzung .karte.merk{background:color-mix(in srgb, var(--gold) 8%, #fff);border-color:color-mix(in srgb, var(--gold) 50%, var(--line))}.lernsitzung .karte.duell{background:var(--card2);border-color:var(--akzent)}.lernsitzung .karte.warnung{border-color:var(--bad)}.lernsitzung .eyebrow{font-size:var(--t-label);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:var(--s1);align-items:center;gap:8px;font-weight:700;display:flex}.lernsitzung .eyebrow i{background:var(--c);border-radius:50%;width:8px;height:8px;display:inline-block}.lernsitzung .karte h2{font-size:var(--t-display);text-wrap:balance;margin:0 0 8px;line-height:1.2}.lernsitzung .karte h3{margin:0 0 var(--s2);font-size:var(--t-title);line-height:1.25}.lernsitzung .karte p{margin:0 0 var(--s2);max-width:62ch}.lernsitzung .karte p:last-child{margin-bottom:0}.lernsitzung .row{gap:var(--s1);flex-wrap:wrap;align-items:center;display:flex}.lernsitzung .actions{margin-top:var(--s2)}.lernsitzung .note{color:var(--muted);font-size:var(--t-label)}.lernsitzung .btn{background:var(--akzent);color:var(--akzent-text);font-weight:600;font-size:var(--t-body);border:0;border-radius:10px;min-height:44px;padding:11px 18px;transition:background-color .14s,border-color .14s}.lernsitzung .btn:hover:not(:disabled){background:var(--app-accent-hover)}.lernsitzung .btn.ghost{color:var(--text);border:1px solid var(--app-input-line);background:0 0}.lernsitzung .btn.ghost:hover:not(:disabled){background:var(--card2);border-color:var(--akzent)}.lernsitzung .btn:disabled{opacity:.6;cursor:default}.lernsitzung .input{background:var(--card);border:2px solid var(--app-input-line);color:var(--text);font-size:var(--t-title);border-radius:10px;width:100%;padding:8px 14px}.lernsitzung .input.ok{border-color:var(--ok)}.lernsitzung .input.bad{border-color:var(--bad);animation:.4s ls-shake}.lernsitzung .input.warn{border-color:var(--gold)}.lernsitzung .input.aktiv{border-color:var(--akzent)}.lernsitzung textarea.input{font-family:var(--font-fliess), "DM Sans", sans-serif;font-size:var(--t-body);min-height:6rem}.lernsitzung .st-auftakt input.input::placeholder{font-family:var(--font-fliess), "DM Sans", sans-serif;font-size:var(--t-body);color:var(--muted);opacity:1;font-weight:400}.lernsitzung .fig{background:var(--bg2);padding:var(--s2);margin:0 0 var(--s2);border:1px solid var(--line);border-radius:12px;overflow:hidden}.lernsitzung .karte.calm .fig{background:var(--card)}.lernsitzung .fig svg{width:100%;height:auto;display:block}.lernsitzung .beispiel{background:color-mix(in srgb, var(--akzent) 7%, transparent);border-left:3px solid var(--akzent);padding:var(--s2);margin-top:var(--s2);border-radius:10px}.lernsitzung .beispiel small,.lernsitzung .regel header,.lernsitzung .hint small,.lernsitzung .feld-kopf small{text-transform:uppercase;letter-spacing:.08em;font-size:var(--t-label);color:var(--muted);margin-bottom:4px;font-weight:700;display:block}.lernsitzung .regel{margin-top:var(--s2);border:1px solid var(--line);border-radius:12px;overflow:hidden}.lernsitzung .regel header{background:var(--card2);padding:var(--s1) var(--s2);letter-spacing:.1em;margin:0;font-weight:800}.lernsitzung .regel ol{padding:var(--s2) var(--s2) var(--s2) 36px;gap:var(--s1);background:var(--card);margin:0;display:grid}.lernsitzung .regel ol li::marker{color:var(--akzent);font-family:var(--font-titel), "DM Sans", sans-serif;font-weight:700}.lernsitzung .glossar{border:1px solid var(--line);border-radius:12px;overflow:hidden}.lernsitzung .glossar .g{gap:var(--s2);padding:12px var(--s2);border-top:1px solid var(--line);background:var(--card);grid-template-columns:150px 1fr auto;align-items:center;display:grid}.lernsitzung .glossar .g:first-child{border-top:0}.lernsitzung .glossar .g b{font-family:var(--font-titel), "DM Sans", sans-serif;font-weight:700}@media (max-width:520px){.lernsitzung .glossar .g{grid-template-columns:1fr;gap:4px}}.lernsitzung .feld{margin-top:var(--s2);padding:var(--s2);background:color-mix(in srgb, var(--akzent) 6%, #fff);border:1px solid color-mix(in srgb, var(--akzent) 35%, var(--line));gap:var(--s1);border-radius:12px;display:grid}.lernsitzung .feld.bad{background:color-mix(in srgb, var(--bad) 7%, #fff);border-color:color-mix(in srgb, var(--bad) 45%, var(--line))}.lernsitzung .feld.warn{background:color-mix(in srgb, var(--gold) 8%, #fff);border-color:color-mix(in srgb, var(--gold) 45%, var(--line))}.lernsitzung .feld-kopf{justify-content:space-between;align-items:baseline;gap:var(--s2);flex-wrap:wrap;display:flex}.lernsitzung .feld-kopf small{color:var(--akzent);margin:0}.lernsitzung .feld.bad .feld-kopf small{color:var(--bad)}.lernsitzung .feld.warn .feld-kopf small{color:var(--gold)}.lernsitzung .opts{gap:var(--s1);margin-top:var(--s2);display:grid}.lernsitzung .opts.two{grid-template-columns:1fr 1fr}.lernsitzung .opt{border:2px solid var(--line);color:var(--text);padding:12px var(--s2);text-align:left;font-weight:600;font-size:var(--t-body);background:#fff;border-radius:10px;align-items:center;gap:12px;transition:border-color .15s,transform .15s;display:flex}.lernsitzung .opt:hover:not(:disabled){border-color:var(--akzent)}.lernsitzung .opt .k{background:var(--card2);width:28px;height:28px;font-family:var(--font-titel), "DM Sans", sans-serif;font-size:var(--t-label);color:var(--muted);border-radius:7px;flex:none;place-items:center;display:grid}.lernsitzung .opt.ok{border-color:var(--ok);background:color-mix(in srgb, var(--ok) 12%, var(--bg))}.lernsitzung .opt.ok .k{background:var(--ok);color:var(--akzent-text)}.lernsitzung .opt.bad{border-color:var(--bad);background:color-mix(in srgb, var(--bad) 12%, var(--bg));animation:.4s ls-shake}.lernsitzung .opt.bad .k{background:var(--bad);color:var(--akzent-text)}.lernsitzung .opt.dim{opacity:.55}.lernsitzung .opt:disabled{cursor:default}.lernsitzung .pool{gap:var(--s1);margin-top:var(--s2);flex-wrap:wrap;display:flex}.lernsitzung .tile{border:2px solid var(--line);color:var(--text);background:#fff;border-radius:10px;min-width:70px;padding:10px 14px;font-weight:700;transition:all .2s}.lernsitzung .tile:hover:not(:disabled){border-color:var(--c)}.lernsitzung .tile.picked{opacity:.25;transform:scale(.9)}.lernsitzung .tile.sel{border-color:var(--akzent)}.lernsitzung .tile.ok{border-color:var(--ok)}.lernsitzung .tile.bad{border-color:var(--bad);animation:.4s ls-shake}.lernsitzung .slots{gap:var(--s1);margin-top:var(--s2);flex-wrap:wrap;align-items:center;min-height:52px;display:flex}.lernsitzung .slot{text-align:center;border:2px dashed var(--line);min-width:76px;max-width:100%;min-height:48px;font-family:var(--font-titel), "DM Sans", sans-serif;font-size:var(--t-title);color:var(--muted);border-radius:12px;place-items:center;padding:6px 14px;display:grid;overflow-x:auto}.lernsitzung .slot.fill{border-style:solid;border-color:var(--c);color:var(--text)}.lernsitzung .arrow{color:var(--dim);font-size:var(--t-title)}.lernsitzung .match{gap:var(--s1) var(--s2);margin-top:var(--s2);grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;display:grid}.lernsitzung .match .tile{text-align:center;-webkit-hyphens:manual;hyphens:manual;word-break:normal;overflow-wrap:break-word;width:100%;min-width:0}.lernsitzung .match .mid{background:var(--line);border-radius:2px;justify-self:center;width:36px;height:4px;transition:background .3s}.lernsitzung .match .mid.ok{background:var(--ok)}.lernsitzung .match .mid.bad{background:var(--bad)}@media (max-width:639px){.lernsitzung .match{grid-template-columns:minmax(0,1fr);gap:0}.lernsitzung .match .mid{width:3px;height:16px}.lernsitzung .match>div+div>.tile:first-child{margin-top:var(--s2)}}.lernsitzung .feedback{margin-top:var(--s2);padding:var(--s2);border-radius:12px;align-items:flex-start;gap:10px;animation:.35s cubic-bezier(.2,.8,.2,1) both ls-pop;display:flex}.lernsitzung .feedback.ok{background:color-mix(in srgb, var(--ok) 9%, #fff);border:1px solid color-mix(in srgb, var(--ok) 45%, #fff)}.lernsitzung .feedback.bad{background:color-mix(in srgb, var(--bad) 9%, #fff);border:1px solid color-mix(in srgb, var(--bad) 45%, #fff)}.lernsitzung .feedback.neutral{background:var(--bg2);border:1px solid var(--line)}.lernsitzung .feedback .ic{color:#fff;border-radius:50%;flex:none;place-items:center;width:26px;height:26px;font-weight:900;display:grid}.lernsitzung .feedback.ok .ic{background:var(--ok)}.lernsitzung .feedback.bad .ic{background:var(--bad)}.lernsitzung .feedback.neutral .ic{background:var(--dim)}.lernsitzung .feedback b{display:block}.lernsitzung .hint{margin-top:var(--s2);background:color-mix(in srgb, var(--gold) 9%, #fff);border:1px solid color-mix(in srgb, var(--gold) 45%, var(--line));border-radius:12px;gap:12px;padding:12px 16px;animation:.4s both ls-pop;display:flex}.lernsitzung .hint .bulb{background:var(--gold);border-radius:8px;flex:none;place-items:center;width:30px;height:30px;display:grid}.lernsitzung .hint .bulb svg{width:18px;height:18px}.lernsitzung .hint>div:last-child,.lernsitzung .opt>span:last-child,.lernsitzung .merk li>span{min-width:0}.lernsitzung .hint small{letter-spacing:.1em;color:var(--gold);margin-bottom:2px;font-weight:800}.lernsitzung .hint.rot{background:color-mix(in srgb, var(--bad) 8%, #fff);border-color:color-mix(in srgb, var(--bad) 45%, var(--line))}.lernsitzung .hint.rot .bulb{background:var(--bad)}.lernsitzung .hint.rot small{color:var(--bad)}.lernsitzung .score{gap:var(--s1);margin-top:var(--s2);grid-template-columns:repeat(3,1fr);display:grid}.lernsitzung .score div{background:var(--bg2);border:1px solid var(--line);padding:var(--s2);text-align:center;border-radius:12px}.lernsitzung .score b{font-family:var(--font-titel), "DM Sans", sans-serif;font-size:var(--t-display);color:var(--akzent);display:block}.lernsitzung .score span{font-size:var(--t-label);color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-weight:700}.lernsitzung .badge{gap:var(--s3);grid-template-columns:auto 1fr;align-items:center;display:grid}.lernsitzung .badge .medal{width:96px;height:96px;animation:1s cubic-bezier(.2,.8,.2,1) both ls-spin-in}.lernsitzung .badge .medal svg{width:100%;height:100%}.lernsitzung .merk ol{gap:var(--s1);margin:0;padding-left:0;list-style:none;display:grid}.lernsitzung .merk li{border:1px solid var(--line);padding:12px var(--s2);background:#fff;border-radius:10px;align-items:center;gap:12px;display:flex}.lernsitzung .merk li i{background:var(--gold);width:26px;height:26px;color:var(--akzent-text);font-style:normal;font-family:var(--font-titel), "DM Sans", sans-serif;border-radius:7px;flex:none;place-items:center;font-weight:700;display:grid}.lernsitzung .selbtn{z-index:40;background:var(--akzent);color:#fff;font-weight:600;font-size:var(--t-label);border:0;border-radius:99px;align-items:center;gap:6px;padding:7px 12px;animation:.2s both ls-pop;display:flex;position:fixed;box-shadow:0 6px 18px #0006}.lernsitzung .panel{background:var(--bg);border-left:1px solid var(--line);z-index:60;flex-direction:column;width:min(400px,100vw);height:100dvh;transition:transform .35s cubic-bezier(.2,.8,.2,1);display:flex;position:fixed;top:0;right:0;transform:translate(105%);box-shadow:-12px 0 40px #141e321f}.lernsitzung .panel.open{transform:none}@media (max-width:640px){.lernsitzung .panel{border-left:0;border-top:1px solid var(--line);width:100vw;height:70dvh;top:auto;bottom:0;transform:translateY(105%)}}.lernsitzung .panel header{align-items:center;gap:var(--s1);padding:var(--s2);border-bottom:1px solid var(--line);display:flex}.lernsitzung .panel header .avatar{background:var(--akzent);border-radius:10px;flex:none;place-items:center;width:34px;height:34px;display:grid}.lernsitzung .panel header .avatar svg{width:19px;height:19px}.lernsitzung .panel header b{font-family:var(--font-titel), "DM Sans", sans-serif;font-weight:600}.lernsitzung .panel header small{color:var(--muted);font-size:var(--t-label);display:block}.lernsitzung .panel header .iconbtn{margin-left:auto}.lernsitzung .panel .body{padding:var(--s2);gap:var(--s2);flex:1;align-content:start;display:grid;overflow:auto}.lernsitzung .panel .q{background:var(--card);border:1px solid var(--line);font-size:var(--t-label);color:var(--muted);border-radius:14px 14px 14px 4px;padding:10px 14px}.lernsitzung .panel .q mark{background:color-mix(in srgb, var(--gold) 25%, #fff);color:var(--text);border-radius:4px;padding:0 3px}.lernsitzung .panel .a{background:var(--bg2);border:1px solid var(--line);white-space:pre-wrap;border-radius:4px 14px 14px;padding:12px 14px}.lernsitzung .panel form{gap:var(--s1);padding:var(--s2);border-top:1px solid var(--line);display:flex}.lernsitzung .panel form input{border:2px solid var(--line);font:inherit;border-radius:10px;flex:1;min-width:0;padding:8px 12px}.lernsitzung .panel .vorschlaege{gap:var(--s1);flex-wrap:wrap;display:flex}.lernsitzung canvas.konfetti{pointer-events:none;z-index:50;position:fixed;inset:0}@keyframes ls-rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}@keyframes ls-pop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}@keyframes ls-shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}@keyframes ls-floatup{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-40px)}}@keyframes ls-spin-in{0%{opacity:0;transform:rotate(-90deg)scale(.5)}to{opacity:1;transform:none}}@keyframes ls-pulse{0%,to{opacity:1}50%{opacity:.55}}@keyframes ls-dash{to{stroke-dashoffset:0}}@media (prefers-reduced-motion:reduce){.lernsitzung *,.lernsitzung :before,.lernsitzung :after{transition:none!important;animation:none!important}}
.lernsitzung.app{z-index:40;background:var(--bg);flex-direction:column;display:flex;position:fixed;inset:0;overflow:clip}.lernsitzung.app .karte{animation:none}.lernsitzung.app .iconbtn{width:40px;height:40px;color:var(--muted);background:0 0;border:0}.lernsitzung.app .iconbtn svg{width:22px;height:22px}.lernsitzung.app kbd{font:inherit;opacity:.7;border:1px solid;border-radius:4px;margin-left:8px;padding:0 4px;font-size:11px;display:none}@media (min-width:1100px){.lernsitzung.app kbd{display:inline-block}}.v3-kopf{border-bottom:1px solid var(--line);background:var(--card);z-index:20;flex:none;grid-template-columns:minmax(44px,1fr) minmax(0,720px) minmax(44px,1fr);align-items:center;height:56px;padding:0 8px;display:grid;position:relative}.v3-kopf-links{align-items:center;gap:4px;min-width:0;display:flex}.v3-abschnitt{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:16px;display:none;overflow:hidden}.v3-abschnitt b{color:var(--text);font-family:var(--font-titel), "DM Sans", sans-serif}@media (min-width:900px){.v3-abschnitt{display:inline}}.v3-kopf>.iconbtn:last-of-type{justify-self:end}.v3-fortschritt{cursor:pointer;background:0 0;border:0;border-radius:8px;gap:4px;width:100%;min-width:0;padding:4px;display:grid}.v3-balken{gap:3px;height:6px;display:flex}.v3-balken i{background:var(--line);border-radius:3px;flex:1;position:relative;overflow:hidden}.v3-balken i b{background:var(--akzent);border-radius:3px;width:0;transition:width .4s;position:absolute;inset:0 auto 0 0}.v3-balken i.fertig b{width:100%}.v3-stationszeile{color:var(--muted);text-align:center;white-space:nowrap;text-overflow:ellipsis;font-size:13px;line-height:1.2;overflow:hidden}.v3-stationsliste{background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow);z-index:30;border-radius:12px;min-width:240px;padding:8px 0;position:absolute;top:58px;left:50%;transform:translate(-50%)}.v3-stationsliste div{color:var(--muted);align-items:center;gap:10px;padding:6px 14px;font-size:14px;display:flex}.v3-stationsliste div.aktiv{color:var(--akzent);font-weight:700}.v3-stationsliste div.fertig{color:var(--text)}.v3-stationsliste i{background:var(--line);border-radius:50%;flex:none;width:8px;height:8px}.v3-stationsliste div.aktiv i{background:var(--akzent)}.v3-stationsliste div.fertig i{background:var(--ok)}.lernsitzung.app .menue{z-index:30;background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;min-width:220px;display:grid;position:absolute;top:54px;left:auto;right:8px;overflow:hidden}.lernsitzung.app .menue button{text-align:left;background:0 0;border:0;padding:10px 14px;font-weight:600}.lernsitzung.app .menue button:hover:not(:disabled){background:var(--bg2)}.lernsitzung.app .menue button:disabled{color:var(--dim);cursor:default}.v3-koerper{flex:1;min-height:0;display:flex;position:relative}.v3-mitte{flex-direction:column;flex:1;min-width:0;display:flex;position:relative}.v3-buehne{flex-direction:column;flex:1;justify-content:flex-start;padding:16px;display:flex;position:relative;overflow:auto}.v3-buehne .karte{width:100%;max-width:840px;margin:auto;animation:.2s ease-out both v3-rein}@media (min-width:900px){.v3-buehne{padding:32px 24px}.v3-buehne .karte{padding:28px 32px}}.v3-zaehler{font-size:var(--t-label);color:var(--dim);font-weight:600;position:absolute;top:14px;right:18px}.v3-intro{color:var(--muted);margin:0 0 var(--s2);padding-bottom:var(--s1);border-bottom:1px dashed var(--line);font-size:16px}.v3-schritt{margin-top:var(--s2);background:color-mix(in srgb, var(--akzent) 7%, #fff);border:1px solid color-mix(in srgb, var(--akzent) 35%, var(--line));border-radius:12px;padding:12px 16px;animation:.35s both ls-pop}.v3-schritt small,.v3-loesung 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