@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400&display=swap');
:root{--blue:#2443a8;--red:#e94343;--ink:#14243c;--sky:#dceef7;--line:#b8cedd}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--sky);color:var(--ink);font-family:Inter,Arial,sans-serif;font-weight:400;line-height:1.55}a{color:var(--blue)}button,input,select{font:inherit}button,a,input,select{outline-offset:5px}button{cursor:pointer}header,main,footer{max-width:1120px;margin:auto;padding:0 32px}header{display:flex;justify-content:space-between;align-items:center;padding-top:28px;padding-bottom:24px;border-bottom:1px solid var(--line)}.brand{font-size:25px;letter-spacing:-1px;text-decoration:none;color:var(--ink)}.brand span{color:var(--red)}nav{display:flex;gap:28px}nav a{text-decoration:none;font-size:14px;color:var(--ink)}.hero{display:grid;grid-template-columns:1.45fr 1fr;align-items:center;padding:42px 0 25px;gap:30px}h1,h2,h3,p{font-weight:400}h1{font-size:clamp(32px,4.3vw,55px);line-height:1.4;letter-spacing:-1.8px;margin:0 0 22px}.stripe{background:var(--blue);color:white;padding:4px 12px;box-decoration-break:clone;-webkit-box-decoration-break:clone;border-radius:3px}.red{background:var(--red)}.hero p{font-size:18px;max-width:420px}.otto{width:100%;height:330px;object-fit:contain}.intro{font-size:12px;letter-spacing:2px;margin-bottom:18px}.panel{background:#fff;border-radius:16px;padding:32px}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px}h2{font-size:27px;letter-spacing:-.6px;margin:0 0 12px}h3{font-size:20px;margin:0 0 12px}.muted{color:#53677b;font-size:14px}.fields{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}label{display:block;font-size:14px}input,select{width:100%;border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);padding:12px;margin-top:7px}input:focus,select:focus{outline:2px solid var(--blue)}.primary,.secondary{border:0;border-radius:6px;padding:12px 20px;background:var(--blue);color:white}.secondary{background:#edf4fa;color:var(--blue)}.results{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px}.result{padding:22px;border-radius:9px;background:var(--sky)}.result:nth-child(2){background:#f6efea}.number{display:block;font-size:42px;letter-spacing:-1px;line-height:1.2;margin:7px 0}.result p{font-size:14px;margin:6px 0}.stock{max-width:240px;margin-top:16px}.stock input{background:white}.breakdown{margin-top:20px;overflow:auto}table{width:100%;border-collapse:collapse;font-size:14px;text-align:left}th,td{padding:10px 6px;border-bottom:1px solid #dde7ee;font-weight:400}details{margin-top:20px;font-size:13px}summary{cursor:pointer;color:var(--blue)}details p{max-width:800px}.categories{padding:54px 0}.tabs{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.tabs button{border:1px solid #a5bdd0;border-radius:30px;padding:9px 15px;color:var(--ink);background:transparent}.tabs button[aria-pressed=true]{background:var(--blue);color:white;border-color:var(--blue)}.products{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.product{background:#f7fbfd;border-radius:12px;padding:24px;min-height:180px;border-top:4px solid #a8bedf}.product p{font-size:14px}.pending{display:block;font-size:12px;color:#607388;margin-top:24px}.ebook{display:grid;grid-template-columns:1fr 2.3fr;gap:38px;align-items:center;padding:32px 40px;background:#cbdfea;border-radius:16px;margin-bottom:40px}.book{background:var(--blue);color:white;min-height:205px;padding:25px 22px;border-left:8px solid #1a3280;border-radius:3px 10px 10px 3px;transform:rotate(-5deg);font-size:24px;line-height:1.3;max-width:190px}.book small{display:block;font-size:11px;margin-bottom:25px}.soon{display:inline-block;padding:7px 13px;background:white;border-radius:5px;font-size:13px}footer{border-top:1px solid var(--line);padding-top:20px;padding-bottom:24px;display:flex;justify-content:space-between;font-size:12px;gap:20px}.error{color:#a32020}.actions{display:flex;gap:12px;flex-wrap:wrap}@media(max-width:650px){header,main,footer{padding-left:20px;padding-right:20px}header{align-items:start}.brand{font-size:22px}nav{gap:14px;flex-wrap:wrap;max-width:190px;justify-content:end}nav a{font-size:12px}.hero{grid-template-columns:1fr .6fr;gap:6px;padding-top:30px}h1{font-size:29px;letter-spacing:-1px}.stripe{padding:3px 5px}.hero p{font-size:14px}.otto{height:240px}.intro{font-size:10px;letter-spacing:1px}.panel{padding:22px 18px}.fields{gap:10px}h2{font-size:23px}.results,.products{grid-template-columns:1fr}.result{padding:18px}.ebook{padding:25px 20px;gap:20px;grid-template-columns:1fr 1.5fr}.book{font-size:19px;min-height:180px;padding:18px 12px}.section-head{display:block}footer{display:block}.number{font-size:36px}}@media print{nav,.hero,.categories,.ebook,footer,.actions,.stock{display:none}body{background:white}.panel{padding:0}.results{grid-template-columns:1fr 1fr}details{display:block}}

.categories h2{font-size:clamp(25px,3.2vw,38px);line-height:1.55;margin-bottom:18px}
.tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin:28px 0 24px}
.tabs button{padding:0 0 18px;border:2px solid transparent;border-radius:12px;background:#edf6fb;overflow:hidden;display:flex;flex-direction:column;align-items:stretch;transition:border-color .15s,transform .15s}
.tabs button:hover{transform:translateY(-3px);border-color:#94aad6}
.tabs button[aria-pressed=true]{background:#edf6fb;color:var(--ink);border-color:var(--blue)}
.category-art{display:block;width:100%;aspect-ratio:3/5;background-image:url(kategorien.png);background-size:500% 100%;background-repeat:no-repeat}
.category-label{padding:7px 8px;line-height:1.4;min-height:58px;display:flex;justify-content:center;align-items:center;font-size:14px}
.tabs button[aria-pressed=true] .category-label{background:var(--blue);color:white}
@media(max-width:800px){.tabs{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:480px){.tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.category-art{aspect-ratio:3/4;background-size:500% 125%;background-position-y:center}.category-label{font-size:13px}}
@media(prefers-reduced-motion:reduce){.tabs button{transition:none}.tabs button:hover{transform:none}}

.category-links{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin:28px 0}
.category-link{display:flex;flex-direction:column;border:2px solid transparent;background:#edf6fb;border-radius:12px;overflow:hidden;color:var(--ink);text-decoration:none;transition:transform .15s,border-color .15s}
.category-link:hover,.category-link:focus-visible{border-color:var(--blue);transform:translateY(-3px)}
.category-link .category-label{padding:14px 8px;min-height:76px}
.breadcrumb{display:block;margin:30px 0 0;font-size:14px;text-decoration:none}
.category-hero{display:grid;grid-template-columns:1.8fr 1fr;gap:40px;align-items:center;padding:30px 0}
.category-hero h1{font-size:clamp(30px,4vw,48px);letter-spacing:-1px}
.category-hero .category-art{height:230px;width:138px;justify-self:center}
.category-hero p{max-width:580px;font-size:17px}
.category-products{grid-template-columns:repeat(2,minmax(0,1fr));margin:24px 0 48px}
.category-products .product{display:flex;flex-direction:column;min-height:250px;padding:28px;background:#fff}
.product .pending{margin-top:auto;padding-top:20px;color:#53677b}
.product .choice{border-top:1px solid #dce6ed;padding-top:14px;color:#53677b}
.disclosure{font-size:13px;max-width:760px;color:#53677b;margin:20px 0}
.related{border-top:1px solid var(--line);padding:28px 0 40px}
.related nav{flex-wrap:wrap;gap:12px 24px;justify-content:flex-start;max-width:none}
.related h2{font-size:22px;margin-bottom:18px}
.calc-link{display:inline-block;padding:12px 18px;border-radius:6px;background:var(--blue);color:#fff;text-decoration:none;margin:6px 0 24px}
@media(max-width:800px){.category-links{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:520px){.category-links{grid-template-columns:repeat(2,minmax(0,1fr))}.category-hero{grid-template-columns:1fr;gap:10px}.category-hero .category-art{height:190px;width:114px;grid-row:1}.category-products{grid-template-columns:1fr}.category-hero h1{font-size:32px}.category-link .category-art{aspect-ratio:3/4;background-size:500% 125%;background-position-y:center}}
@media(prefers-reduced-motion:reduce){.category-link{transition:none}.category-link:hover{transform:none}}

/* Compact calculator, with results shown on request. */
#rechner{padding:24px 28px}
#rechner h2{font-size:25px;margin-bottom:4px}
#rechner>.muted{margin:4px 0 16px}
#calculator{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:20px;align-items:end}
#calculator .fields{margin:0;gap:14px}
#calculator .actions{padding-bottom:0}
#calculator input{padding:9px 12px;margin-top:4px}
#calculator .primary{padding:10px 18px;min-height:45px}
#error{grid-column:1/-1;margin:0}
#error:not(:empty){margin-top:12px}
#rechner details{margin-top:14px}
#rechner .results{margin-top:12px;gap:12px}
#rechner .result{padding:16px 18px}
#rechner .number{font-size:32px;margin:4px 0}
#rechner .stock{margin-top:10px}
#rechner .stock input{padding:8px 10px}
#print{margin-top:14px;padding:8px 14px;font-size:13px}
#print[hidden]{display:none}
@media(max-width:650px){#rechner{padding:20px 18px}#calculator{grid-template-columns:1fr;gap:14px}#calculator .fields{gap:10px}#calculator .actions .primary{width:100%}#calculator .actions{display:block}#rechner h2{font-size:22px}}
@media print{#print{display:none!important}.member-details .breakdown{display:block}}

/* Compact calculator controls */
#rechner details, #rechner #print { display: none !important; }