/* ===== Base común (se concatena con el diseño de cada variante) ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--c-bg);color:var(--c-text);font-family:var(--f-body);font-size:1.0625rem;line-height:1.6;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{overflow-wrap:break-word;hyphens:auto;font-family:var(--f-head);line-height:1.2;margin:0 0 .6em;color:var(--c-text)}
h1{font-size:clamp(2rem,1.4rem + 2.6vw,3.25rem);letter-spacing:-.01em}
h2{font-size:clamp(1.45rem,1.2rem + 1vw,2rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em;overflow-wrap:break-word}
a{color:var(--c-primary);text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:3px;border-radius:2px}
main:focus{outline:none}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.container.narrow{max-width:760px}
.container.narrow-wide{max-width:900px}
.section{padding:clamp(3rem,2rem + 4vw,5.5rem) 0}
.section-title{margin-bottom:1.2rem}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem}
.section-head .section-title{margin:0}
.lead{font-size:1.15rem;max-width:62ch}
.muted{opacity:.78}
.small{font-size:.9rem}
.mono{font-variant-numeric:tabular-nums}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:700;margin:0 0 .4rem;color:var(--c-primary)}
.skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--c-primary);color:var(--c-on-primary);padding:.7rem 1rem}
.skip:focus{left:1rem;top:1rem}
.prose h3{margin-top:1.6em}
.prose ul{padding-left:1.2em}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;padding:.75em 1.3em;border-radius:var(--radius,8px);border:2px solid var(--c-primary);background:transparent;color:var(--c-primary);font:inherit;font-weight:700;line-height:1.2;text-decoration:none;cursor:pointer;min-height:44px;transition:background .15s,color .15s,transform .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--c-primary);color:var(--c-on-primary)}
.btn-primary:hover{filter:brightness(1.12)}
.btn-ghost{background:transparent}
.btn-ghost:hover{background:color-mix(in srgb,var(--c-primary) 8%,transparent)}
.btn-link{border-color:transparent;padding-left:.4em;padding-right:.4em;text-decoration:underline}
.btn-lg{font-size:1.05rem;padding:.9em 1.5em}
.btn-small{padding:.45em .9em;min-height:38px;font-size:.92rem}
.btn-block{display:flex;width:100%}
.btn-on-dark{background:var(--c-on-primary);color:var(--c-primary);border-color:var(--c-on-primary)}
.cta-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;margin-top:1.5rem}

/* Avisos */
.demo-banner,.preview-banner{padding:.55rem 20px;text-align:center;font-size:.92rem;font-weight:600}
.demo-banner{background:#FFF3C4;color:#4A3800;border-bottom:1px solid #E8D27A}
.preview-banner{background:#1E1E1E;color:#FFF}
.demo-badge{display:inline-block;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;padding:.15em .55em;border-radius:4px;background:#FFF3C4;color:#4A3800;border:1px solid #E8D27A;vertical-align:middle}
.demo-note{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap;background:#FFFBEA;border:1px solid #E8D27A;color:#4A3800;border-radius:8px;padding:.6rem .9rem;font-size:.95rem;max-width:62ch}
.fallback-note{margin:1rem 0 0;padding:.5rem .8rem;border-left:4px solid var(--c-accent);background:color-mix(in srgb,var(--c-accent) 8%,transparent);font-size:.92rem}
.fb-tag{font-size:.68em;font-weight:700;text-decoration:none;border:1px solid currentColor;border-radius:3px;padding:0 .25em;margin-left:.2em;vertical-align:.15em;opacity:.7}
.fb-note{font-size:.85rem;font-style:italic;opacity:.8}
.notice{padding:1rem 1.2rem;border-radius:8px;border:1px solid;margin-bottom:1rem}
.notice h2{font-size:1.2rem;margin-bottom:.4rem}
.notice p:last-child{margin:0}
.notice-error{background:#FDECEA;border-color:#E9A39C;color:#6B1610}
.notice-ok{background:#E8F5EC;border-color:#9FD0AE;color:#14462A}
.notice-pending{background:#FFF5E1;border-color:#EBC77F;color:#5A3B00}
.notice-inline{font-size:.95rem;padding:.6rem .9rem;border-radius:6px;background:color-mix(in srgb,var(--c-text) 6%,transparent);max-width:62ch}

/* Cabecera */
.site-header{position:relative;z-index:20;border-bottom:1px solid color-mix(in srgb,var(--c-text) 12%,transparent);background:var(--c-bg)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:72px}
.brand{display:flex;align-items:center;text-decoration:none;color:var(--c-text);font-family:var(--f-head);font-weight:700;font-size:1.25rem}
.brand-logo{max-height:44px;width:auto}
.site-nav{display:flex;align-items:center;gap:1.5rem}
.nav-list,.lang-switch{list-style:none;margin:0;padding:0;display:flex;gap:1.2rem;align-items:center}
.nav-list a{color:var(--c-text);text-decoration:none;font-weight:600;padding:.4rem 0;border-bottom:2px solid transparent}
.nav-list a:hover,.nav-list a[aria-current]{border-bottom-color:var(--c-accent)}
.lang-switch{gap:.25rem}
.lang-switch a{display:inline-block;min-width:2.4rem;text-align:center;padding:.3rem .45rem;border-radius:6px;text-decoration:none;font-weight:700;font-size:.85rem;color:var(--c-text);border:1px solid color-mix(in srgb,var(--c-text) 22%,transparent)}
.lang-switch a[aria-current]{background:var(--c-primary);color:var(--c-on-primary);border-color:var(--c-primary)}
.nav-toggle{display:none;align-items:center;gap:.5rem;background:none;border:2px solid var(--c-primary);color:var(--c-primary);border-radius:8px;font:inherit;font-weight:700;padding:.45rem .8rem;min-height:44px;cursor:pointer}
.nav-toggle-bar,.nav-toggle-bar::before,.nav-toggle-bar::after{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle-bar::before,.nav-toggle-bar::after{content:"";position:absolute;left:0}
.nav-toggle-bar::before{top:-6px}.nav-toggle-bar::after{top:6px}
@media (max-width:860px){
  .js .nav-toggle{display:inline-flex}
  .site-nav{gap:1rem}
  .js .site-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--c-bg);border-bottom:1px solid color-mix(in srgb,var(--c-text) 12%,transparent);padding:1rem 20px 1.4rem;flex-direction:column;align-items:flex-start;box-shadow:0 12px 24px rgba(0,0,0,.08)}
  .js .site-nav.open{display:flex}
  .js .nav-list{flex-direction:column;align-items:flex-start;gap:.2rem;width:100%}
  .js .nav-list a{display:block;padding:.6rem 0;font-size:1.1rem}
  html:not(.js) .header-inner{flex-wrap:wrap;padding:.6rem 0}
  html:not(.js) .site-nav{flex-wrap:wrap}
  html:not(.js) .nav-list{flex-wrap:wrap}
}

/* Pie */
.site-footer{margin-top:0;padding:3rem 0 2.5rem;background:color-mix(in srgb,var(--c-text) 92%,var(--c-bg));color:color-mix(in srgb,var(--c-bg) 92%,transparent)}
.site-footer a{color:inherit}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:1.5rem 3rem}
.footer-name{font-family:var(--f-head);font-weight:700;font-size:1.1rem;margin-bottom:.3rem}
.footer-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}
.footer-cookies{grid-column:1/-1;font-size:.88rem;opacity:.8;margin:0;border-top:1px solid rgba(255,255,255,.18);padding-top:1rem}
.footer-note{font-size:.92rem;opacity:.85}

/* Migas y cabeceras de página */
.crumbs{padding-top:1.2rem;font-size:.92rem}
.crumbs a{color:inherit}
.page-head{padding:clamp(2.5rem,2rem + 2vw,4rem) 0 1rem}
.modality-badge{display:inline-flex;align-items:center;gap:.4em;font-weight:800;font-size:.85rem;letter-spacing:.03em;margin:0 0 1rem;padding:.35em .8em;border-radius:99px;border:2px solid var(--c-accent);color:var(--c-text)}
.modality-line{font-weight:600;max-width:62ch}
.langnote{font-size:.88rem;opacity:.75;margin-top:1.5rem}

/* Filtros */
.filters{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;padding:1.2rem;border-radius:var(--radius,8px);background:color-mix(in srgb,var(--c-text) 4%,var(--c-bg));margin-bottom:1rem}
.filter{display:flex;flex-direction:column;gap:.3rem;flex:1 1 160px;min-width:0}
.filter-q{flex:2 1 240px}
.filter label{font-weight:700;font-size:.9rem}
.filter-actions{display:flex;gap:.5rem;flex-wrap:wrap}
.result-count{font-weight:600;margin:0 0 1.2rem}
.empty-state{text-align:center;padding:3rem 1rem;border:2px dashed color-mix(in srgb,var(--c-text) 20%,transparent);border-radius:var(--radius,8px)}
.empty-state h2{font-size:1.3rem}
.empty-inline{font-style:italic;opacity:.8}

/* Formularios */
input,select,textarea{font:inherit;color:var(--c-text)}
.contact-form{display:flex;flex-direction:column;gap:1.1rem}
.field{display:flex;flex-direction:column;gap:.35rem;min-width:0}
.field label{font-weight:700}
.field input,.field select,.field textarea,.filter input,.filter select{width:100%;padding:.7rem .8rem;border:2px solid color-mix(in srgb,var(--c-text) 28%,transparent);border-radius:8px;background:#fff;min-height:46px}
.field textarea{resize:vertical;min-height:9rem}
.field input:focus,.field select:focus,.field textarea:focus,.filter input:focus,.filter select:focus{border-color:var(--c-primary);outline:3px solid color-mix(in srgb,var(--c-primary) 25%,transparent);outline-offset:0}
.field [aria-invalid=true]{border-color:#B3261E}
.field-error{color:#B3261E;font-weight:600;font-size:.92rem;margin:0}
.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.field-check{flex-direction:row;flex-wrap:wrap;align-items:flex-start;gap:.6rem}
.field-check input{width:1.3rem;height:1.3rem;margin-top:.2rem;flex:none}
.field-check label{font-weight:400;flex:1}
.field-check .field-error{flex-basis:100%}
.req{color:#B3261E}
.hp{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-privacy,.form-notice{font-size:.92rem;margin:0}
.form-notice{font-weight:700}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:2.5rem;align-items:start}
.contact-box{background:#fff;color:#1d1d1d;padding:clamp(1.2rem,1rem + 1vw,2rem);border-radius:var(--radius,8px);box-shadow:0 1px 2px rgba(0,0,0,.06),0 8px 30px rgba(0,0,0,.06)}
.contact-box .field label,.contact-box .form-notice{color:#1d1d1d}
.only-form{font-weight:600}
.contact-meta div{margin-bottom:.6rem}
.contact-meta dt{font-weight:700}
.contact-meta dd{margin:0}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:.6rem}
.faq-item{border:1px solid color-mix(in srgb,var(--c-text) 16%,transparent);border-radius:var(--radius,8px);background:color-mix(in srgb,#fff 70%,var(--c-bg))}
.faq-item summary{cursor:pointer;padding:1rem 3rem 1rem 1.1rem;font-weight:700;list-style:none;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:1.1rem;top:50%;transform:translateY(-50%);font-size:1.4rem;line-height:1;color:var(--c-primary)}
.faq-item[open] summary::after{content:"–"}
.faq-a{padding:0 1.1rem 1rem}
.faq-a p:last-child{margin:0}

/* Ficha de curso */
.course-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:3rem;align-items:start;padding-top:2rem;padding-bottom:4rem}
.course-aside{position:sticky;top:1.5rem}
.aside-card{border-radius:var(--radius,8px);padding:1.4rem;background:#fff;color:#1d1d1d;box-shadow:0 1px 2px rgba(0,0,0,.06),0 10px 30px rgba(0,0,0,.07)}
.aside-card h2{font-size:1.2rem;color:#1d1d1d}
.aside-note{font-size:.88rem;margin:.8rem 0 0}
.facts{margin:0 0 1.2rem}
.fact{display:flex;justify-content:space-between;gap:1rem;padding:.55rem 0;border-bottom:1px solid #E6E6E6}
.fact dt{font-weight:600;color:#555}
.fact dd{margin:0;text-align:right;font-weight:600}
.c-block{margin-bottom:2.4rem}
.c-block h2{font-size:1.45rem}
.check-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.55rem}
.check-list li{position:relative;padding-left:1.9rem}
.check-list li::before{content:"";position:absolute;left:0;top:.35em;width:1.1rem;height:1.1rem;border-radius:50%;background:var(--c-accent)}
.check-list li::after{content:"";position:absolute;left:.38rem;top:.55em;width:.32rem;height:.55rem;border:solid var(--c-on-accent);border-width:0 2px 2px 0;transform:rotate(45deg)}
.module-list{list-style:none;padding:0;margin:0;counter-reset:m}
.module-list li{padding:1rem 0;border-top:1px solid color-mix(in srgb,var(--c-text) 14%,transparent)}
.module-list h3{margin:.2rem 0 .3rem;font-size:1.12rem}
.module-list p{margin:0}
.mod-n{font-size:.78rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--c-primary)}
.teacher-card{display:flex;gap:1rem;align-items:flex-start}
.teacher-photo{width:96px;height:96px;object-fit:cover;border-radius:50%}
.teacher-role{font-weight:600;margin-bottom:.3rem}
.course-img{border-radius:var(--radius,8px);width:100%;object-fit:cover;aspect-ratio:4/3}

/* Inicio: secciones comunes */
.outcome-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem}
.outcome h3{margin:.4rem 0}
.outcome p{margin:0}
.outcome-n{font-family:var(--f-head);font-weight:700;font-size:2rem;color:var(--c-accent);line-height:1}
.teacher-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1.5rem}
.closing{background:var(--c-primary);color:var(--c-on-primary)}
.closing h2{color:var(--c-on-primary);max-width:24ch}
.closing-inner{display:flex;flex-direction:column;align-items:flex-start;gap:.8rem}

/* Reproductor */
.player{margin:1.2rem 0}
.player-frame{position:relative;aspect-ratio:16/9;background:#101418;border-radius:var(--radius,8px);overflow:hidden}
.player-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-consent{display:flex;align-items:center;justify-content:center;color:#fff;background:radial-gradient(circle at 30% 20%,color-mix(in srgb,var(--c-primary) 60%,#101418),#101418)}
.consent-box{max-width:34rem;padding:1.4rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.8rem}
.consent-box p{margin:0;font-size:.95rem}
.consent-box a:not(.btn){color:#fff}
.consent-box .btn-primary{background:#fff;color:#111;border-color:#fff}
.consent-remember{font-size:.88rem;display:flex;gap:.4rem;align-items:center;cursor:pointer}
.player-msg{border:2px dashed color-mix(in srgb,var(--c-text) 25%,transparent);border-radius:var(--radius,8px);padding:2rem 1.4rem;text-align:center}
.player-help{font-size:.88rem;opacity:.8;margin:.6rem 0 0}
.pager{display:flex;justify-content:space-between;gap:.6rem;flex-wrap:wrap;margin:1.5rem 0}
.dur{font-weight:400;opacity:.8}

/* Responsive */
@media (max-width:960px){
  .course-layout{grid-template-columns:1fr;gap:2rem}
  .course-aside{position:static}
}
@media (max-width:720px){
  body{font-size:1rem}
  .contact-grid,.footer-inner{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .cta-row .btn{flex:1 1 auto}
  .section-head{flex-direction:column;align-items:flex-start}
}
/* ===== KlarLernen: digital, índice de lecciones y reproductor ===== */
:root{--radius:10px;--mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.mono,.ic-n,.step-n,.li-n,.li-d,.lesson-of,.metrics dd{font-family:var(--mono)}
h1,h2,h3{font-weight:700;letter-spacing:-.015em}
.site-header{background:#fff;border-bottom:1px solid color-mix(in srgb,var(--c-primary) 14%,transparent)}
.brand{color:var(--c-primary)}
.modality-badge{border:0;background:color-mix(in srgb,var(--c-accent) 12%,#fff);color:color-mix(in srgb,var(--c-accent) 70%,#000);border-radius:6px;font-family:var(--mono);font-weight:600;font-size:.8rem}
.hero{padding:clamp(2.5rem,2rem + 3vw,5rem) 0;background:radial-gradient(1200px 400px at 85% 0%,color-mix(in srgb,var(--c-primary) 10%,transparent),transparent),var(--c-bg)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(2rem,1rem + 4vw,4rem);align-items:center}
.hero h1{font-size:clamp(2.2rem,1.5rem + 3vw,3.8rem)}
.hero-photo{border-radius:var(--radius);aspect-ratio:16/10;object-fit:cover;width:100%;margin-bottom:1rem}
.index-card{background:#0F1A3A;color:#E8EEFF;border-radius:var(--radius);padding:1.3rem 1.4rem;box-shadow:0 20px 50px rgba(41,69,167,.25)}
.index-card a{color:#fff}
.ic-head{display:flex;align-items:center;gap:.6rem;font-weight:700;margin:0 0 1rem}
.ic-dot{width:.6rem;height:.6rem;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--c-accent) 35%,transparent)}
.ic-list{list-style:none;margin:0;padding:0}
.ic-list li{display:grid;grid-template-columns:2.2rem 1fr auto;gap:.6rem;padding:.65rem 0;border-top:1px solid rgba(255,255,255,.12);align-items:baseline}
.ic-n{color:#9DB0FF;font-size:.85rem}
.ic-c{font-size:.8rem;opacity:.7;white-space:nowrap}
.ic-foot{margin:1rem 0 0;font-size:.82rem;opacity:.7}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:1.25rem}
.course-card{display:flex;flex-direction:column;background:#fff;border-radius:var(--radius);box-shadow:0 1px 2px rgba(15,26,58,.06),0 6px 24px rgba(15,26,58,.07);overflow:hidden;border:1px solid color-mix(in srgb,var(--c-primary) 10%,transparent)}
.cc-img{aspect-ratio:16/9;object-fit:cover;width:100%}
.cc-body{padding:1.2rem 1.3rem .6rem}
.cc-meta{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;font-size:.82rem;font-weight:600;color:var(--c-accent);margin:0 0 .5rem}
.cc-title{font-size:1.25rem;margin:0 0 .4rem}
.cc-title a{color:var(--c-text);text-decoration:none}
.cc-summary{font-size:.97rem;margin:0}
.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:.4rem 1.3rem 0;border-top:1px solid #E7ECF7}
.metrics div{padding:.65rem .2rem}
.metrics dt{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:#5D6785}
.metrics dd{margin:.15rem 0 0;font-weight:600;font-size:.92rem}
.cc-foot{display:flex;justify-content:space-between;align-items:center;gap:.6rem;flex-wrap:wrap;padding:.9rem 1.3rem 1.2rem;margin-top:auto}
.cc-link{font-weight:700;text-decoration:none}
.cc-nolessons{font-size:.85rem;color:#5D6785;font-style:italic}
.how{background:#fff}
.steps{list-style:none;margin:2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.25rem}
.step{padding:1.4rem;border-radius:var(--radius);background:var(--c-bg);border:1px solid #E1E7F5}
.step-n{display:inline-block;font-size:.85rem;color:var(--c-primary);background:color-mix(in srgb,var(--c-primary) 10%,#fff);padding:.15rem .5rem;border-radius:6px;margin-bottom:.7rem}
.step p{margin:0}
.outcome{padding:1.3rem;border-radius:var(--radius);background:#fff;border:1px solid #E1E7F5}
.outcome-n{font-family:var(--mono);font-size:1rem;color:var(--c-accent)}
.faq-item{background:#fff;border-color:#E1E7F5}
.closing{background:linear-gradient(120deg,var(--c-primary),color-mix(in srgb,var(--c-primary) 70%,var(--c-accent)))}
.course-layout{grid-template-columns:minmax(0,1fr) 320px}
.course-head{padding:1rem 0 1.5rem}
.course-head h1{font-size:clamp(2rem,1.4rem + 2.4vw,3rem)}
.course-img{aspect-ratio:16/9;margin-bottom:2rem}
.outcomes-box{background:#fff;border-radius:var(--radius);padding:1.4rem;border:1px solid #E1E7F5}
.aside-card{border-top:4px solid var(--c-accent)}
.fact dd.mono{font-family:var(--mono)}
.lesson-index{list-style:none;margin:0;padding:0;border:1px solid #E1E7F5;border-radius:var(--radius);background:#fff;overflow:hidden}
.li-module{border-top:1px solid #E1E7F5}
.li-module:first-child{border-top:0}
.li-mtitle{margin:0;padding:.85rem 1rem;font-weight:700;background:#F3F6FD}
.li-mdesc{margin:0;padding:0 1rem .7rem;background:#F3F6FD;font-size:.92rem}
.li-lessons{list-style:none;margin:0;padding:0}
.li-lessons li{position:relative;border-top:1px solid #EEF2FA}
.li-lessons a{display:grid;grid-template-columns:2rem 1fr auto;gap:.6rem;padding:.7rem 1rem;text-decoration:none;color:var(--c-text);align-items:baseline;min-height:44px}
.li-lessons a:hover{background:#F7F9FF}
.li-lessons .is-current a{background:color-mix(in srgb,var(--c-primary) 10%,#fff);box-shadow:inset 4px 0 0 var(--c-primary);font-weight:700}
.li-n{color:#5D6785;font-size:.85rem}
.li-d{font-size:.82rem;color:#5D6785;white-space:nowrap}
.li-badge{display:inline-block;font-size:.7rem;font-weight:700;padding:.1rem .45rem;border-radius:5px;background:var(--c-accent);color:var(--c-on-accent);text-transform:uppercase;letter-spacing:.04em}
.li-t .li-badge{margin-left:.3rem;vertical-align:.1em}
.player-aside .lesson-index{margin-bottom:1rem}
.player-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:2.5rem;align-items:start;padding-top:1rem;padding-bottom:4rem}
.player-main h1{font-size:clamp(1.6rem,1.2rem + 1.6vw,2.3rem);margin-bottom:.4rem}
.lesson-of{font-size:.85rem;color:#5D6785;margin:.6rem 0}
.lesson-meta{list-style:none;margin:0 0 1rem;padding:0;display:flex;flex-wrap:wrap;gap:.4rem;font-size:.85rem}
.lesson-meta li{background:#fff;border:1px solid #E1E7F5;padding:.2rem .6rem;border-radius:6px}
.player-aside{position:sticky;top:1rem}
.player-aside h2{font-size:1.1rem}
.home-contact{background:color-mix(in srgb,var(--c-primary) 5%,var(--c-bg))}
@media (max-width:960px){
  .hero-grid,.player-layout,.course-layout{grid-template-columns:1fr}
  .player-aside{position:static}
}
@media (max-width:420px){
  .card-grid{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* KlarLernen: full-bleed digital hero; every visible caption is real translated HTML */
.site-header .brand-logo{max-height:64px;max-width:min(270px,45vw);width:auto;object-fit:contain}
.klar-hero{position:relative;overflow:hidden;padding:0!important;background:linear-gradient(115deg,#f4fbff 0%,#e7f6ff 58%,#d0f1fa 100%)!important}
.klar-hero-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:640px;align-items:stretch;position:relative}
.klar-hero-copy{padding:clamp(55px,7vw,110px) 28px 75px 0;position:relative;z-index:2}
.klar-hero h1{font-family:var(--f-head);font-size:clamp(2.65rem,4.3vw,4.9rem);line-height:1.07;color:#073e7c;letter-spacing:-.04em;margin:22px 0}
.klar-hero .lead{max-width:650px;color:#244a68;font-size:clamp(1rem,1.35vw,1.24rem)}
.klar-hero .btn-primary{background:linear-gradient(100deg,#0759bd,#00c8c8);border:0}
.klar-hero .cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}
.klar-benefits{display:flex;flex-wrap:wrap;gap:20px;margin-top:50px;color:#073e7c;font-size:.94rem;font-weight:600}
.klar-benefits span{display:flex;align-items:center;gap:8px}.klar-benefits b{color:#009fbb;font-size:1.8rem}
.klar-visual{position:relative;min-height:600px;background:linear-gradient(120deg,#d6f3ff,#0e659f);isolation:isolate;overflow:hidden}
.klar-visual:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(0,82,159,.45));pointer-events:none}
.klar-visual:after{content:"";position:absolute;bottom:-120px;right:-180px;width:85%;height:240px;background:#03b8d8;border-radius:50%;transform:rotate(-12deg);opacity:.75;pointer-events:none}
.klar-overlay-card{position:absolute;right:3%;bottom:12%;width:min(290px,80%);background:rgba(255,255,255,.93);border:1px solid rgba(255,255,255,.8);border-radius:20px;padding:23px;box-shadow:0 14px 50px #063b6b33;display:grid;gap:12px;z-index:1;color:#073e7c}
.klar-overlay-card strong{letter-spacing:.08em;font-size:.82rem}.klar-overlay-card span{font-size:.95rem}
@media(min-width:1100px){.klar-hero-layout{max-width:none;width:100%;padding-left:max(32px,calc((100vw - 1200px)/2));padding-right:0;grid-template-columns:minmax(0,52%) minmax(0,48%)}.klar-visual{min-height:650px}}
@media(max-width:760px){.klar-hero-layout{display:flex;flex-direction:column}.klar-hero-copy{padding:48px 0 38px}.klar-hero h1{font-size:clamp(2.2rem,9vw,3.4rem)}.klar-visual{min-height:420px;margin:0 -20px}.klar-benefits{margin-top:28px}.klar-overlay-card{right:5%;bottom:8%;padding:15px}}

/* Fix: use actual img, not inline style blocked by the site's Content-Security-Policy */
.klar-hero-photo{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:center 36%;z-index:-1}
.klar-visual:before{z-index:0}
@media(min-width:1100px){.klar-hero-layout{grid-template-columns:minmax(0,48%) minmax(0,52%)}}