:root{--bg:#f5f7fb;--surface:#fff;--surface2:#f9fbff;--text:#0f1f33;--muted:#59697f;--line:#d8e0ea;--accent:#2b6cb0;--soft:#eaf3ff;--code:#0b1220;--codeText:#d7e7ff;--blue:#2b6cb0;--green:#178a5a;--teal:#0f766e;--orange:#c2410c;--violet:#7c3aed;--navy:#1e3a8a}
@media (prefers-color-scheme:dark){:root{--bg:#0f1724;--surface:#172233;--surface2:#111b2b;--text:#eef5ff;--muted:#b7c5d6;--line:#2b3a50;--accent:#9ec9ff;--soft:#192b3e;--code:#060b12;--codeText:#e7f1ff;--blue:#9ec9ff;--green:#7ee0a6;--teal:#7ee0cf;--orange:#ffb077;--violet:#c5b4ff;--navy:#a9c4ff}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.64}.wrap{max-width:1240px;margin:auto;padding:28px 20px 84px}.hero{background:linear-gradient(135deg,var(--surface),var(--soft));border:1px solid var(--line);border-radius:30px;padding:34px;margin:16px 0;box-shadow:0 14px 34px rgba(10,30,60,.08)}.card{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:20px;margin:0;box-shadow:0 8px 24px rgba(10,30,60,.05)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.grid.three{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid.four{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}a{color:var(--accent);font-weight:750;text-decoration:none}a:hover{text-decoration:underline}.pill{display:inline-block;text-decoration:none;color:var(--accent);font-weight:850;background:var(--surface);border:1px solid var(--line);padding:9px 13px;border-radius:999px}.nav{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.eyebrow{display:inline-block;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-weight:900;color:var(--accent)}h1{font-size:clamp(2rem,4vw,3.7rem);line-height:1.04;margin:12px 0 10px}h2{margin-top:38px}.lead{font-size:1.1rem;color:var(--muted);max-width:980px}table{width:100%;border-collapse:separate;border-spacing:0;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden}th,td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--soft);text-align:left}pre{background:var(--code);color:var(--codeText);padding:16px;border-radius:18px;overflow:auto}.note{padding:16px 18px;border-left:5px solid var(--accent);background:var(--soft);border-radius:17px;margin:16px 0}.icon{width:40px;height:40px;border-radius:999px;background:var(--soft);display:flex;align-items:center;justify-content:center;font-weight:950;color:var(--accent);margin-bottom:12px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px;color:var(--muted);font-size:.95rem}.breadcrumb span{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}.cat-foundation{--accent:var(--blue);--soft:#eaf3ff}.cat-domain{--accent:var(--green);--soft:#ecfdf5}.cat-platform{--accent:var(--teal);--soft:#e8fffb}.cat-legacy{--accent:var(--orange);--soft:#fff7ed}.cat-quality{--accent:var(--violet);--soft:#f5f3ff}.cat-e2e{--accent:var(--navy);--soft:#eef2ff}.flow-panel{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:16px;overflow:auto}.flow-svg{width:100%;min-width:900px;height:auto}.footer{margin-top:42px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted)}details{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:14px 16px;margin:14px 0}summary{font-weight:900;cursor:pointer;color:var(--accent)}.checkitem{display:flex;gap:10px;align-items:flex-start}.box{width:22px;height:22px;border:2px solid var(--accent);border-radius:6px;flex:0 0 auto;margin-top:2px}.mode-card{min-height:245px}.mode-card ul{padding-left:20px}


/* Clickable Cards Upgrade */
.click-card{
  display:block;
  color:inherit;
  text-decoration:none;
  position:relative;
  transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
}
.click-card:hover{
  transform:translateY(-3px);
  text-decoration:none;
  box-shadow:0 16px 36px rgba(10,30,60,.14);
  border-color:var(--accent,#2b6cb0);
}
.click-card:focus-visible{
  outline:3px solid var(--accent,#2b6cb0);
  outline-offset:4px;
}
.card-actions{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.card-actions a,
.card-actions .pill{
  position:relative;
  z-index:3;
}
.click-hint{
  color:var(--muted,#59697f);
  font-size:.92rem;
  margin-top:8px;
}


/* Clean Bottom Navigation */
.clean-hub{margin-top:28px}
.clean-hub .card{min-height:160px}
.clean-hub-note{padding:16px 18px;border-left:5px solid var(--accent,#2b6cb0);background:var(--soft,#eaf3ff);border-radius:17px;margin:16px 0}


/* Master Lehrbuch Fix */
.master-lehrbuch-card{border-left:6px solid var(--accent,#2b6cb0)}
.master-lehrbuch-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}


/* Final UI Harmonization */
:root{
  --topbar-bg:rgba(255,255,255,.88);
  --topbar-border:rgba(216,224,234,.9);
  --hero-grad:linear-gradient(135deg,var(--surface,#fff),var(--soft,#eaf3ff));
}
@media (prefers-color-scheme: dark){
  :root{--topbar-bg:rgba(23,34,51,.88);--topbar-border:rgba(43,58,80,.9)}
}
.topbar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:var(--topbar-bg);
  border-bottom:1px solid var(--topbar-border);
}
.topbar-inner{
  max-width:1240px;margin:0 auto;padding:10px 20px;
  display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;
}
.brand{font-weight:950;color:var(--text,#0f1f33);letter-spacing:-.02em}
.toplinks{display:flex;gap:8px;flex-wrap:wrap}
.toplinks a{display:inline-block;padding:7px 10px;border:1px solid var(--line,#d8e0ea);border-radius:999px;background:var(--surface,#fff);text-decoration:none;font-size:.92rem}
.breadcrumb.pretty{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:16px 0;color:var(--muted,#59697f)}
.breadcrumb.pretty a,.breadcrumb.pretty span{padding:6px 10px;border:1px solid var(--line,#d8e0ea);border-radius:999px;background:var(--surface,#fff);text-decoration:none}
.chapter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:18px 0}
.chapter-card{display:block;background:var(--surface,#fff);border:1px solid var(--line,#d8e0ea);border-radius:22px;padding:16px;text-decoration:none;color:inherit;box-shadow:0 8px 22px rgba(10,30,60,.06)}
.chapter-card:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(10,30,60,.12);border-color:var(--accent,#2b6cb0);text-decoration:none}
.learning-box{border:1px solid var(--line,#d8e0ea);border-radius:20px;padding:16px 18px;background:var(--surface,#fff);margin:14px 0}
.learning-box strong{color:var(--accent,#2b6cb0)}
.learning-box.merksatz{border-left:6px solid var(--blue,#2b6cb0)}
.learning-box.fehler{border-left:6px solid var(--orange,#c2410c)}
.learning-box.praxis{border-left:6px solid var(--green,#178a5a)}
.learning-box.frage{border-left:6px solid var(--violet,#7c3aed)}
.master-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.master-card{background:var(--surface,#fff);border:1px solid var(--line,#d8e0ea);border-radius:24px;padding:18px;box-shadow:0 8px 24px rgba(10,30,60,.05)}
.master-card h3{margin-top:0}
.master-badge{display:inline-block;padding:5px 9px;border-radius:999px;background:var(--soft,#eaf3ff);color:var(--accent,#2b6cb0);font-weight:850;font-size:.88rem}
.next-step{padding:16px 18px;border-radius:20px;background:var(--soft,#eaf3ff);border:1px solid var(--line,#d8e0ea);margin:18px 0}
.check-index-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}
.clean-root-list .card{min-height:140px}


/* Professional Documentation Edition 2026-07-10 */
:root{
  color-scheme:light dark;
  --shadow-sm:0 6px 18px rgba(15,31,51,.06);
  --shadow-md:0 14px 36px rgba(15,31,51,.10);
  --focus:0 0 0 4px rgba(43,108,176,.2);
  --success:#157347;
  --warning:#a94b00;
  --danger:#b42318;
}
:root[data-theme="light"]{
  color-scheme:light;--card:#ffffff;--bg:#f4f7fb;--surface:#ffffff;--surface2:#f8fbff;--text:#102033;--muted:#5d6d82;
  --line:#d8e1eb;--accent:#2767a8;--soft:#eaf3ff;--code:#0b1322;--codeText:#eaf2ff;
  --blue:#2767a8;--green:#187b52;--teal:#0f766e;--orange:#b84a0a;--violet:#6f42c1;--navy:#203f86;
  --topbar-bg:rgba(255,255,255,.91);--topbar-border:rgba(216,225,235,.95);
}
:root[data-theme="dark"]{
  color-scheme:dark;--card:#152234;--bg:#0c1420;--surface:#152234;--surface2:#101b2a;--text:#eef5ff;--muted:#b7c5d7;
  --line:#2b3c52;--accent:#9bc9ff;--soft:#1a3048;--code:#050a12;--codeText:#e8f2ff;
  --blue:#9bc9ff;--green:#7fdaa8;--teal:#78d9ce;--orange:#ffb178;--violet:#c4b2ff;--navy:#adc7ff;
  --topbar-bg:rgba(15,25,39,.92);--topbar-border:rgba(43,60,82,.95);
  --shadow-sm:0 8px 22px rgba(0,0,0,.24);--shadow-md:0 18px 42px rgba(0,0,0,.32);
}
:root[data-theme="dark"] .cat-foundation{--soft:#172d45}
:root[data-theme="dark"] .cat-domain{--soft:#18362d}
:root[data-theme="dark"] .cat-platform{--soft:#123833}
:root[data-theme="dark"] .cat-legacy{--soft:#3a271b}
:root[data-theme="dark"] .cat-quality{--soft:#2f2845}
:root[data-theme="dark"] .cat-e2e{--soft:#1d2c50}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{font-size:16px;letter-spacing:.002em;background-image:radial-gradient(circle at 18% 0,rgba(43,108,176,.07),transparent 34rem)}
.wrap{max-width:1220px;padding:30px 22px 88px}
.topbar-inner{min-height:58px}.brand{display:flex;align-items:center;gap:10px}.brand::before{content:"M";display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;font-size:.92rem;box-shadow:var(--shadow-sm)}
.toplinks{align-items:center}.toplinks a{font-weight:760;color:var(--muted);background:transparent;border-color:transparent;transition:.16s ease}
.toplinks a:hover{color:var(--text);background:var(--surface);border-color:var(--line);text-decoration:none}
.toplinks a[aria-current="page"]{color:var(--accent);background:var(--soft);border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.theme-toggle{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:999px;padding:8px 11px;font:inherit;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:7px;box-shadow:var(--shadow-sm)}
.theme-toggle:hover{border-color:var(--accent)}.theme-toggle:focus-visible,input:focus-visible,button:focus-visible,a:focus-visible{outline:none;box-shadow:var(--focus)}
.hero{position:relative;overflow:hidden;border-radius:28px;padding:38px;box-shadow:var(--shadow-md)}
.hero::after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-100px;top:-130px;background:radial-gradient(circle,rgba(43,108,176,.18),transparent 67%);pointer-events:none}
h1{letter-spacing:-.045em;max-width:1000px}h2{font-size:clamp(1.42rem,2.4vw,2rem);line-height:1.2;letter-spacing:-.025em;margin-bottom:14px}h3{line-height:1.28;letter-spacing:-.012em}
.card,.master-card,.chapter-card,.learning-box,details{box-shadow:var(--shadow-sm);transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}
.card:hover,.master-card:hover,.chapter-card:hover{border-color:color-mix(in srgb,var(--accent) 38%,var(--line));box-shadow:var(--shadow-md)}
.grid{gap:18px}.card{border-radius:20px;padding:21px}.master-card{border-radius:20px}.chapter-card{border-radius:18px}
.pill{transition:.15s ease}.pill:hover{border-color:var(--accent);background:var(--soft);text-decoration:none}
.doc-meta{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 24px;padding:12px;border:1px solid var(--line);background:var(--surface2);border-radius:16px;color:var(--muted);font-size:.9rem}
.doc-meta span{padding:5px 9px;background:var(--surface);border:1px solid var(--line);border-radius:999px}.doc-meta strong{color:var(--text)}
.quick-start{margin:22px 0}.quick-start .card{min-height:175px}.quick-start .icon{width:44px;height:44px;border-radius:14px}
.search-toolbar{position:sticky;top:70px;z-index:30;display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:20px 0;padding:12px;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
.search-toolbar label{font-weight:850}.search-toolbar input{flex:1 1 280px;min-width:180px;border:1px solid var(--line);background:var(--surface);color:var(--text);padding:11px 13px;border-radius:12px;font:inherit}.filter-group{display:flex;gap:7px;flex-wrap:wrap}.filter-btn{border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:8px 11px;border-radius:999px;font:inherit;font-weight:760;cursor:pointer}.filter-btn[aria-pressed="true"]{background:var(--soft);color:var(--accent);border-color:var(--accent)}.result-count{margin-left:auto;color:var(--muted);font-size:.9rem;font-weight:750}.is-filtered-out{display:none!important}.no-results{display:none;padding:22px;text-align:center;border:1px dashed var(--line);border-radius:18px;color:var(--muted)}.no-results.is-visible{display:block}
pre[class*="language-"],pre{position:relative;border:1px solid #263853;box-shadow:0 10px 26px rgba(0,0,0,.18);tab-size:2;white-space:pre;line-height:1.55}.code-shell{position:relative;margin:18px 0}.code-shell pre{margin:0}.copy-code{position:absolute;right:10px;top:10px;z-index:4;border:1px solid #40526f;background:#142238;color:#eaf2ff;border-radius:10px;padding:6px 9px;font:inherit;font-size:.82rem;font-weight:800;cursor:pointer}.copy-code:hover{background:#1e3453}
.table-wrap{overflow-x:auto;border-radius:18px}table{box-shadow:var(--shadow-sm)}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:color-mix(in srgb,var(--soft) 58%,transparent)}
.status-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:999px;font-weight:850;font-size:.85rem;background:var(--soft);color:var(--accent)}
.skip-link{position:fixed;left:14px;top:10px;z-index:1000;transform:translateY(-180%);background:var(--text);color:var(--bg);padding:9px 12px;border-radius:10px}.skip-link:focus{transform:none}
.footer{font-size:.93rem}.footer a{font-weight:750}

@media print{
  @page{size:A4;margin:17mm 15mm 18mm}
  :root{--bg:#fff;--surface:#fff;--surface2:#fff;--text:#111827;--muted:#475569;--line:#d5dce5;--soft:#eef4fb;--accent:#245f9e}
  body{background:#fff!important;font-size:10.2pt;line-height:1.47} .topbar,.theme-toggle,.search-toolbar,.copy-code,.skip-link,.nav{display:none!important}
  .wrap{max-width:none;padding:0}.hero{box-shadow:none;border:1px solid var(--line);padding:24px;margin:0 0 18px;break-after:page}.hero::after{display:none}
  h1{font-size:27pt}h2{font-size:17pt;break-after:avoid-page}h3{break-after:avoid-page}.card,.master-card,.chapter-card,.learning-box,details,table,.flow-panel{box-shadow:none;break-inside:avoid}
  .grid,.master-card-grid,.chapter-grid{display:block}.grid>.card,.master-card,.chapter-card{margin:0 0 10px}.doc-meta{break-inside:avoid}.footer{display:none}a{color:#174f87;text-decoration:none}pre{white-space:pre-wrap;word-break:break-word;box-shadow:none}.flow-svg{min-width:0}
}

/* Valid clickable master cards */
.click-card[data-href]{cursor:pointer}.card-main-link{color:inherit;text-decoration:none}.card-main-link:hover{text-decoration:none;color:var(--accent)}

/* Home, header and codeblock layout - consolidated 2026-07-10 */
.badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-weight:800;color:var(--accent)}
.topbar{position:sticky!important;top:0!important;z-index:80}
.topbar-inner{
  display:grid!important;
  grid-template-columns:auto auto minmax(0,1fr) auto;
  align-items:center!important;gap:10px 14px;min-height:64px;
}
.home-button{
  display:inline-flex;align-items:center;gap:6px;min-height:38px;padding:7px 11px;
  border:1px solid var(--line);border-radius:999px;background:var(--surface);
  color:var(--accent);font-weight:850;text-decoration:none;white-space:nowrap;box-shadow:var(--shadow-sm)
}
.home-button:hover{background:var(--soft);border-color:var(--accent);text-decoration:none}
.brand{width:auto!important;padding:0!important;min-width:0;white-space:nowrap}
.brand-short{display:none}
.toplinks{min-width:0;justify-content:flex-end;overflow-x:auto;overflow-y:hidden;flex-wrap:nowrap!important;padding:2px 0 4px;scrollbar-width:thin}
.toplinks a{white-space:nowrap;flex:0 0 auto}
.theme-toggle{position:static!important;inset:auto!important;z-index:auto!important;white-space:nowrap;flex:0 0 auto;align-self:center}
.theme-toggle .theme-icon{font-size:1rem;line-height:1}

/* Code controls are a separate toolbar row; no button can cover code. */
.code-shell{
  position:relative;isolation:isolate;display:flex;flex-direction:column;
  margin:18px 0;border:1px solid #263853;border-radius:18px;overflow:hidden;
  background:var(--code);box-shadow:0 10px 26px rgba(0,0,0,.18)
}
.code-shell>.code-toolbar{
  display:flex;align-items:center;justify-content:flex-end;gap:8px;
  min-height:42px;padding:7px 9px;border-bottom:1px solid #263853;background:#0e1a2b
}
.code-shell>.code-toolbar .code-language{margin-right:auto;color:#a9bad0;font:700 .76rem/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;text-transform:uppercase;letter-spacing:.05em}
.code-shell>.code-toolbar>.copy-code{
  position:static!important;inset:auto!important;z-index:auto!important;margin:0;
  border:1px solid #40526f;background:#142238;color:#eaf2ff;border-radius:9px;
  padding:6px 9px;font:800 .8rem/1.2 Inter,system-ui,sans-serif;cursor:pointer
}
.code-shell>.code-toolbar>.copy-code:hover{background:#1e3453}
.code-shell>pre,.code-shell>pre[class*="language-"]{
  position:relative;margin:0!important;padding:1rem 1.1rem!important;min-height:0!important;
  border:0!important;border-radius:0!important;box-shadow:none!important;overflow-x:auto;overflow-y:visible
}
.prose{max-width:1080px}.prose>h2{margin-top:48px;padding-top:10px;border-top:1px solid var(--line)}
.prose>h2:first-child{border-top:0}.prose p,.prose li{max-width:92ch}.prose code:not([class*="language-"]){background:var(--soft);color:var(--text);padding:.12rem .36rem;border-radius:.42rem;border:1px solid var(--line)}
.prose pre code{background:transparent!important;border:0!important;padding:0!important;color:inherit}

@media(max-width:1050px){
  .topbar-inner{grid-template-columns:auto minmax(0,1fr) auto!important}
  .home-button{grid-column:1;grid-row:1}.brand{grid-column:2;grid-row:1}.theme-toggle{grid-column:3;grid-row:1}
  .toplinks{grid-column:1/-1;grid-row:2;justify-content:flex-start;width:100%;padding-bottom:6px}
  .toplinks a{background:var(--surface);border-color:var(--line)}
}
@media(max-width:640px){
  .topbar-inner{padding:8px 12px!important;gap:7px 9px}
  .home-button{padding:7px 9px}.home-button .home-label{display:none}
  .brand-full{display:none}.brand-short{display:inline}.brand::before{width:31px;height:31px;border-radius:10px}
  .theme-label{display:none}.theme-toggle{padding:8px 10px}
  .wrap{padding:20px 15px 70px}.hero{padding:26px 22px;border-radius:22px}.search-toolbar{position:relative;top:auto}.result-count{width:100%;margin-left:0}.flow-svg{min-width:760px}
}
@media print{.code-shell{border:0;box-shadow:none}.code-shell>.code-toolbar{display:none!important}.code-shell>pre{padding:12px!important}}


/* v10: readable source code without forced horizontal one-line scrolling */
pre[class*="language-"], pre, pre code {
    white-space: pre-wrap !important;
    overflow-wrap: anywhere;
    word-break: normal;
}

/* v11: ruhige, fachlich gegliederte Modulkataloge */
body[data-document="module-catalog"] .module-body .hero,
body[data-document="module-catalog"] .module-body .toc { display:none !important; }
body[data-document="module-catalog"] .module-content { padding:1rem 1.15rem 1.2rem; }
body[data-document="module-catalog"] .module-content > h2,
body[data-document="module-catalog"] .module-content > h3 {
  margin:1rem 0 .35rem; font-size:.92rem; letter-spacing:.02em; color:var(--muted);
}
body[data-document="module-catalog"] .module-content > p { margin:.3rem 0 .65rem; line-height:1.55; }
body[data-document="module-catalog"] .module-content .source-path { margin-bottom:.8rem; }
body[data-document="module-catalog"] .module-card summary { position:sticky; top:0; z-index:1; }

body[data-document="module-catalog"] .module-label {
  margin:.9rem 0 .25rem; font-size:.72rem; font-weight:750; letter-spacing:.08em;
  text-transform:uppercase; color:var(--muted);
}
body[data-document="module-catalog"] .module-label + p { margin-top:.15rem; }