.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.cards-main{max-width:960px}.cards-intro{padding:46px 0 32px}.cards-intro h1{margin-top:15px;font-size:clamp(2.6rem,5vw,3.7rem)}.cards-intro>p:not(.eyebrow){max-width:630px;color:var(--muted);margin:20px 0 13px;font-size:1.05rem}.study{scroll-margin-top:24px}.study-controls{display:grid;grid-template-columns:1.8fr 1fr 1.2fr;gap:14px;border:0;padding:0;margin:0 0 20px;min-width:0}.study-controls label{display:flex;flex-direction:column;gap:6px;font-size:.8125rem;color:var(--petrol);font-weight:700;min-width:0}.study-controls select,.study-controls input{font:1rem/1.4 Arial,Helvetica,sans-serif;background:var(--paper);border:1px solid #a8b7ad;color:var(--ink);border-radius:7px;padding:11px 12px;min-height:48px;width:100%;min-width:0}.study-controls input:focus-visible,.study-controls select:focus-visible{outline:3px solid #34824d;outline-offset:3px}.study-status{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.study-status>p{font-size:.875rem;color:var(--muted)}button.button{border:0;cursor:pointer}.quiet-button{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:1px solid #a8b7ad;color:var(--petrol);border-radius:7px;padding:10px 16px;min-height:44px;font-size:.875rem;cursor:pointer}.quiet-button:hover{background:var(--pale)}button:disabled{opacity:.4;cursor:default}.learning-card{padding:28px 32px 32px;background:var(--paper);border:1px solid var(--line);border-radius:14px;min-height:320px;box-shadow:0 7px 24px #113e4007}.learning-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.8125rem;color:var(--muted)}.learning-meta p{font-weight:700;letter-spacing:.035em}.card-type{background:var(--pale);padding:3px 10px;border-radius:5px;color:#365a3a}.learning-module{margin-top:11px;font-size:.9375rem;color:var(--muted)}.question-label{font-size:.6875rem;letter-spacing:.12em;font-weight:700;color:var(--muted);margin-top:25px}.learning-card h2{font-family:Georgia,'Times New Roman',serif;font-size:clamp(1.55rem,3vw,2rem);font-weight:400;line-height:1.35;margin:8px 0 25px;max-width:790px}.answer{border-top:1px solid var(--line);margin-top:25px}.answer .question-label{margin-top:21px}.answer-text p,.answer p:not(.question-label){margin-top:12px;line-height:1.7}.norms{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:22px}.norms a{font-size:.875rem;text-decoration:underline;text-underline-offset:4px;color:var(--petrol);padding-block:4px}.card-navigation{display:flex;justify-content:space-between;gap:16px;margin-top:15px}.study-tip{max-width:780px;color:var(--muted);font-size:.875rem;margin-top:19px}.empty{padding:36px;background:var(--pale);border-radius:12px}.empty button{margin-top:15px}.cards-downloads{padding-top:59px;scroll-margin-top:22px}.cards-downloads h2{font-size:1.8rem;margin:8px 0 24px;letter-spacing:-.035em}.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.download-grid article{display:flex;flex-direction:column;padding:24px 20px;background:var(--paper);border:1px solid var(--line);border-radius:12px;min-width:0}.download-grid .format{font-size:.6875rem;letter-spacing:.04em}.download-grid h3{font-family:Georgia,serif;font-size:1.55rem;font-weight:400;line-height:1.25;margin-top:20px}.download-grid article>p:not(.format){font-size:.9375rem;color:var(--muted);line-height:1.6;margin:14px 0 23px}.download-grid .button{margin-top:auto;font-size:.8125rem;padding:12px 9px}.download-help{margin-top:24px}.download-help details{border-bottom:1px solid var(--line);padding:15px 0;color:var(--muted);font-size:.9375rem}.download-help summary{cursor:pointer;color:var(--petrol);font-weight:700;min-height:30px}.download-help p,.download-help ol{margin-top:10px;max-width:780px}.download-help li{margin-top:8px}.cards-source{font-size:.8125rem;color:var(--muted);margin-top:22px;max-width:780px}
@media(max-width:740px){.cards-intro{padding-top:32px}.cards-intro h1{font-size:2.8rem}.study-controls{grid-template-columns:1fr 1fr;gap:12px}.study-controls label:first-of-type,.search-label{grid-column:1/-1}.study-controls label:nth-of-type(2){grid-column:1/-1}.learning-card{padding:23px;min-height:0}.learning-card h2{font-size:1.6rem}.learning-module{font-size:.875rem}.download-grid{grid-template-columns:1fr}.download-grid article{padding:24px}.download-grid .button{align-self:flex-start;font-size:.9375rem;padding:11px 20px}.download-grid h3{margin-top:12px}.cards-downloads{padding-top:42px}.cards-downloads h2{font-size:1.65rem}.card-navigation .button{font-size:.875rem;padding-inline:15px}}
.learning-card{overflow-wrap:anywhere}

/* Lange Fachnamen bleiben auf schmalen Bildschirmen lesbar. */
.cards-intro h1{font-size:clamp(1.8rem,5.1vw,3.7rem);overflow-wrap:anywhere;line-height:1.12}.keyboard-tip{font-size:.8125rem;color:var(--muted);margin-top:14px;max-width:780px}.learning-card:focus-visible{outline:3px solid #34824d;outline-offset:4px}.header nav{display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end}.cards-source{overflow-wrap:anywhere}
@media(max-width:480px){.cards-intro h1{font-size:clamp(1.8rem,8vw,2.5rem)}.header nav{gap:10px}.header .legal-back{font-size:.8125rem}}

/* Shared learning navigation; wraps on small screens. */
.cards-site-header nav{display:flex;flex-wrap:wrap;gap:5px;justify-content:flex-end}.cards-site-header nav a{display:block!important;padding:9px 10px;min-height:44px;border-radius:6px;font-size:.86rem;line-height:1.5}.cards-site-header nav a:hover{background:var(--pale)}
@media(max-width:740px){.cards-site-header{display:block;padding-block:16px}.cards-site-header .brand{width:fit-content;margin-bottom:12px}.cards-site-header nav{justify-content:flex-start;gap:3px}.cards-site-header nav a{font-size:.82rem;padding:9px 8px}}