:root{--paper:#f7f7f2;--ink:#222a2f;--muted:#5b656d;--accent:#245743;--soft:#eaf2ec;--line:#c8d1cb;font-family:'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:18px;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-underline-offset:3px}a:hover{color:#173c2d}a:focus-visible,summary:focus-visible,.table-wrap:focus-visible{outline:3px solid #a85100;outline-offset:4px}.skip{position:absolute;top:-90px;left:16px;background:white;padding:12px}.skip:focus{top:10px;z-index:5}header{max-width:1280px;margin:auto;padding:24px 32px;display:flex;align-items:center;justify-content:space-between;gap:28px;border-bottom:1px solid var(--line)}.brand{width:327px;max-width:100%;display:block}header nav{display:flex;gap:22px;flex-wrap:wrap}header nav a{padding:10px 0;font-size:16px}.course-nav{max-width:1040px;margin:18px auto;display:flex;gap:10px;padding:0 24px;flex-wrap:wrap}.course-nav a{border:1px solid var(--line);padding:8px 18px;border-radius:7px;text-decoration:none;background:white;font-weight:650;min-height:44px}main{max-width:1040px;margin:24px auto 40px;padding:30px 42px;background:white;border:1px solid var(--line);border-radius:12px;overflow-wrap:anywhere}h1{font-size:clamp(30px,4vw,44px);letter-spacing:-.035em;line-height:1.15;margin:8px 0 24px;max-width:25ch}h2{font-size:27px;line-height:1.3;margin:38px 0 18px;padding-top:24px;border-top:1px solid var(--line);scroll-margin-top:20px}h3{font-size:21px;line-height:1.4;margin:26px 0 12px}p{margin:14px 0}li{margin:8px 0}main img{max-width:100%;height:auto;display:block;border-radius:8px;margin:20px auto}main img[src$='rollen-A.svg'],main img[src$='rollen-B.svg']{width:740px}blockquote{border-left:5px solid var(--accent);margin:20px 0;background:var(--soft);padding:12px 24px}.table-wrap{overflow-x:auto;max-width:100%;margin:20px 0;border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;width:100%;font-size:16px;line-height:1.5;min-width:550px}td,th{text-align:left;vertical-align:top;padding:13px 16px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}th{background:var(--soft);font-weight:650}details{margin:18px 0;border:1px solid var(--line);border-radius:9px;padding:10px 18px;background:#fff6df}summary{cursor:pointer;font-weight:650;min-height:44px;align-content:center}details p{margin:12px 0}code{background:#eef1ed;padding:2px 5px;border-radius:3px;font-size:.9em}aside,footer{max-width:1040px;margin:20px auto;padding:0 24px}footer{color:var(--muted);font-size:14px;padding-bottom:30px}.teacher-menu{background:var(--soft)}.teacher-menu nav{display:grid;grid-template-columns:1fr 1fr;gap:8px}.teacher-menu a{padding:8px;min-height:44px;font-size:16px}.reference{color:var(--muted)}.eyebrow{font-size:15px;color:var(--muted);text-transform:uppercase;letter-spacing:.09em}.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card{border:1px solid var(--line);border-radius:10px;padding:20px;background:var(--soft)}.card h2{font-size:23px;border:0;margin:0 0 10px;padding:0}.card a{text-decoration:none}.card p{font-size:16px}.projection main{font-size:30px;max-width:1280px}.projection h1{font-size:44px}.projection header,.projection .course-nav,.projection aside,.projection footer{display:none}.projection main img{max-height:57vh;width:auto}.projection .project-nav{display:flex;gap:18px;font-size:18px}.projection blockquote{font-size:35px}@media(max-width:700px){header{padding:18px 20px;display:block}.brand{width:280px}header nav{gap:16px;margin-top:14px}main{margin:16px 12px;padding:23px 20px}.course-nav{padding:0 12px;gap:6px}.course-nav a{padding:8px 12px}h2{font-size:24px}.cards,.teacher-menu nav{grid-template-columns:1fr}aside,footer{padding:0 14px}.projection main{font-size:23px}.projection h1{font-size:32px}}@media print{header,.course-nav,aside,footer,.skip{display:none}main{border:0;margin:0;padding:0;max-width:none}details{break-inside:avoid}h2,h3{break-after:avoid}main img{max-height:70vh}.table-wrap{overflow:visible}table{min-width:0;font-size:11pt}a{color:inherit}}
/* Native Klassenwahl innerhalb der Medienkopfzeile. */
header .lw-grade-switch{margin:0;padding:0;border:0;background:none}header .lw-grade-switch>.lw-grade-summary{width:327px;max-width:100%;padding:0;align-content:normal}header .lw-grade-summary .brand{width:100%;min-width:0}header .lw-grade-options{display:block;margin:0;gap:0}header .lw-grade-options a{padding:12px}@media(max-width:700px){header .lw-grade-switch>.lw-grade-summary{width:280px}}@media print{header .lw-grade-switch{display:none}}