/* Kursseite: nur Anordnung dieser Seite. Aussehen kommt aus ds-components.css, der Seitenkopf aus page-shell.css. */
.kp-page{position:relative;color:var(--ds-text);font-family:var(--ds-font,system-ui,sans-serif)}
.ds-course-stage{position:relative;overflow:clip}
.ds-course-hero-bg{position:absolute;inset:0 0 auto 0;height:640px;background-position:center top;background-repeat:no-repeat;background-size:cover;opacity:.55;pointer-events:none;-webkit-mask-image:linear-gradient(#000 55%,transparent);mask-image:linear-gradient(#000 55%,transparent)}
html[data-theme="light"] .ds-course-hero-bg{opacity:.18}
.kp-shell{box-sizing:border-box;position:relative;display:grid;gap:18px;width:min(100%,1256px);margin:0 auto;padding:0 20px 96px}
.kp-shell>*{min-width:0}
.kp-label-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 12px}
.ds-course-badge{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border:1px solid var(--ds-border);border-radius:999px;background:var(--ds-card);color:var(--ds-text);font:700 12px/1.2 var(--ds-font,system-ui,sans-serif);letter-spacing:.04em;text-decoration:none;text-transform:uppercase}
.ds-course-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.kp-play-dot{width:0;height:0;border-left:10px solid currentColor;border-top:6px solid transparent;border-bottom:6px solid transparent}
.kp-content{display:grid;gap:18px;min-width:0}
.kp-top-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.kp-progress-card{display:flex;align-items:center;gap:14px}
.kp-progress-card h2{margin:0 0 4px;font-size:17px}
.kp-progress-card p{margin:0;color:var(--ds-muted2,var(--ds-text));font-size:14px;line-height:1.5}
.kp-progress-ring{--progress:0%;flex:none;display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:radial-gradient(closest-side,var(--ds-bg) 78%,transparent 80%),conic-gradient(var(--ds-accent) var(--progress),color-mix(in srgb,var(--ds-text) 14%,transparent) 0)}
.kp-progress-ring strong{font-size:14px}
.kp-info-card{display:grid;align-content:start;gap:8px}
.kp-info-card>span{color:var(--ds-muted2,var(--ds-text));font-size:13px}
.kp-info-card h2{margin:6px 0 0;font-size:20px}
.kp-info-card p{margin:0;color:var(--ds-muted2,var(--ds-text))}
.kp-teacher-card,a.kp-teacher-card,a.kp-teacher-card:visited{display:flex;align-items:center;gap:12px;color:var(--ds-text);text-decoration:none}
.kp-teacher-avatar{flex:none;display:grid;place-items:center;overflow:hidden;width:52px;height:52px;border-radius:14px;background:var(--ds-bg);font-weight:700}
.kp-teacher-avatar img{width:100%;height:100%;object-fit:cover}
.kp-teacher-text{display:grid;gap:2px;min-width:0}
.kp-teacher-text em{font-style:normal;color:var(--ds-accent);font-size:13px}
.kp-teacher-text small{color:var(--ds-muted2,var(--ds-text));font-size:12px}
.kp-info-button.disabled{opacity:.65;cursor:not-allowed}
.kp-accordion{padding:0;overflow:hidden}
.kp-accordion>summary{display:flex;align-items:center;gap:12px;min-height:56px;padding:12px 18px;cursor:pointer;list-style:none}
.kp-accordion>summary::-webkit-details-marker{display:none}
.kp-accordion>summary>span:last-child{display:grid;gap:2px;min-width:0}
.kp-accordion>summary small{color:var(--ds-muted2,var(--ds-text));font-size:13px}
.kp-arrow{flex:none;width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg)}
.kp-accordion[open] .kp-arrow{transform:rotate(45deg)}
.kp-accordion-body{padding:0 18px 18px;min-width:0}
.kp-section-head{margin:0 0 12px}
.kp-section-head>span{color:var(--ds-accent);font:700 12px/1.3 var(--ds-font,system-ui,sans-serif);letter-spacing:.08em;text-transform:uppercase}
.kp-section-head h2{margin:4px 0 0;font-size:20px}
.kp-level-section,.kp-material-panel{min-width:0}
.kp-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px;margin:0 0 14px}
.kp-search-field{display:grid;gap:6px;min-width:0;font-size:13px;font-weight:600}
.kp-row-scroller{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,320px);gap:12px;overflow-x:auto;padding-bottom:4px}
.kp-row-scroller.single{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:minmax(0,420px)}
.kp-row-scroller.wide{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));overflow:visible}
.kp-stream-card,a.kp-stream-card,a.kp-stream-card:visited{display:grid;align-content:start;padding:0;overflow:hidden;color:var(--ds-text);text-decoration:none}
.kp-stream-card{grid-template-rows:auto 1fr}
.kp-stream-overlay{grid-template-rows:auto 1fr auto}
.kp-stream-card:hover{border-color:var(--ds-accent)}
.kp-stream-media{position:relative;display:grid;place-items:center;overflow:hidden;aspect-ratio:16/9;background:var(--ds-bg)}
.kp-stream-media img,.kp-stream-media svg{display:block;width:100%;height:100%;object-fit:cover}
.kp-stream-time{position:absolute;right:8px;bottom:8px;padding:2px 8px;border-radius:8px;background:var(--ds-card);color:var(--ds-text);font-size:12px}
.kp-stream-overlay{display:grid;gap:6px;padding:12px 14px 14px;min-width:0}
.kp-stream-overlay h3{margin:0;font-size:15px;line-height:1.3;overflow-wrap:anywhere}
.kp-stream-overlay p{display:-webkit-box;overflow:hidden;margin:0;color:var(--ds-muted2,var(--ds-text));font-size:13px;line-height:1.5;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.kp-stream-meta{display:flex;flex-wrap:wrap;gap:6px;color:var(--ds-muted2,var(--ds-text));font-size:12px}
.kp-mini-meta.done{color:var(--ds-accent)}
.kp-lesson-fallback{display:grid;place-items:center;gap:2px;font-weight:700}
.kp-material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.kp-material-card,a.kp-material-card,a.kp-material-card:visited{display:flex;align-items:center;gap:12px;color:var(--ds-text);text-decoration:none}
.kp-material-card>span:last-child{display:grid;gap:2px;min-width:0}
.kp-material-card small{color:var(--ds-muted2,var(--ds-text));font-size:12px}
.kp-material-icon{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:10px;background:var(--ds-bg);color:var(--ds-accent);font-size:12px;font-weight:700}
@media (max-width:900px){
  .kp-top-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .ds-course-hero-bg{height:520px}
  .ds-course-actions .ds-c-btn--primary{flex:1 1 100%}
  .ds-course-actions .ds-c-btn{flex:1 1 auto}
  .kp-tools{grid-template-columns:minmax(0,1fr)}
  .kp-row-scroller.wide,.kp-row-scroller.single{grid-template-columns:minmax(0,1fr)}
}