:root{
  --ground:#F3F6F7; --paper:#FFFFFF; --ink:#12232E; --muted:#51646F; --line:#D5DEE2;
  --accent:#1E6B72; --accent-ink:#FFFFFF; --accent-soft:#E1EFF0; --mark:#B4532A;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0E171C; --paper:#15222A; --ink:#E4ECEF; --muted:#9AB0BA; --line:#2A3A43;
    --accent:#5FB3B9; --accent-ink:#0B1A1E; --accent-soft:#1A3238; --mark:#E08B63; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0E171C; --paper:#15222A; --ink:#E4ECEF; --muted:#9AB0BA; --line:#2A3A43;
  --accent:#5FB3B9; --accent-ink:#0B1A1E; --accent-soft:#1A3238; --mark:#E08B63; color-scheme:dark;
}
*{box-sizing:border-box}
body{background:var(--ground);color:var(--ink);font:16px/1.6 var(--sans);padding-inline:16px;padding-block:0 48px}
.wrap{max-width:960px;margin:0 auto}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--serif);font-weight:600;text-wrap:balance;line-height:1.15;margin:0}
h1{font-size:clamp(2.1rem,5.5vw,3.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.5rem,3.2vw,2rem)}
h3{font-size:1.2rem}
p{margin:0;max-width:65ch}
.label{font:500 .72rem/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

header.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-block:18px;border-bottom:1px solid var(--line)}
.brand{font:500 .9rem var(--mono);letter-spacing:.04em}
.brand b{color:var(--accent);font-weight:500}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{font:500 .8rem var(--mono);background:transparent;color:var(--muted);border:0;padding:6px 12px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--ground)}

section{padding-block:48px;display:grid;gap:20px}
section+section{border-top:1px solid var(--line)}

.hero{padding-block:56px 40px;gap:22px}
.hero .lede{font-size:1.15rem;color:var(--muted)}
.chart{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-top:8px}
.chart div{background:var(--paper);padding:14px 16px;display:grid;gap:4px}
.chart .v{font:500 1rem var(--mono)}

.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:600;font-size:.95rem;padding:11px 18px;border-radius:6px;background:var(--accent);color:var(--accent-ink);border:1px solid var(--accent)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn:hover{filter:brightness(1.08)}

.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:var(--paper)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.93rem}
th,td{text-align:left;vertical-align:top;padding:14px 16px;border-bottom:1px solid var(--line)}
thead th{font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);background:var(--accent-soft)}
tbody th{font-family:var(--serif);font-size:1.15rem;font-weight:600;white-space:nowrap}
tr:last-child td,tr:last-child th{border-bottom:0}
td a.btn{padding:8px 14px;font-size:.85rem;white-space:nowrap}
.join{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:18px 20px;display:grid;gap:12px}
.join .btn{min-width:120px;justify-content:center}
.note{font-size:.85rem;color:var(--muted)}

ol.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
ol.steps li{counter-increment:s;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:18px;display:grid;gap:6px;align-content:start}
ol.steps li::before{content:"Schritt " counter(s);font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mark)}
[lang="en"] ol.steps li::before{content:"Step " counter(s)}
ol.steps p{font-size:.93rem;color:var(--muted)}

.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}
ul.ticks{margin:0;padding:0;list-style:none;display:grid;gap:10px}
ul.ticks li{padding-left:22px;position:relative}
ul.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--mark)}

details{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:14px 18px}
details+details{margin-top:-8px}
summary{cursor:pointer;font-weight:600}
details p{margin-top:10px;color:var(--muted)}

.disclose{background:var(--accent-soft);border-radius:8px;padding:18px 20px;font-size:.88rem;display:grid;gap:8px}
.disclose p{max-width:none}
footer{padding-top:28px;font-size:.8rem;color:var(--muted);border-top:1px solid var(--line)}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important}}
.lang a{font:500 .8rem var(--mono);color:var(--muted);padding:6px 12px;text-decoration:none;display:inline-block}
.lang a[aria-current="page"]{background:var(--ink);color:var(--ground)}
.brand a{color:inherit;text-decoration:none}
nav.site{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
nav.site>a.navlink{font-size:.88rem;color:var(--muted);text-decoration:none}
nav.site>a.navlink:hover{color:var(--accent)}
article.post{padding-block:48px;display:grid;gap:18px;max-width:720px}
article.post h1{font-size:clamp(1.9rem,4.6vw,2.8rem)}
article.post h2{font-size:1.45rem;margin-top:14px}
article.post p,article.post li{max-width:65ch}
article.post ol,article.post ul{margin:0;padding-left:1.3em;display:grid;gap:8px}
.meta{font:400 .82rem var(--mono);color:var(--muted)}
.crumbs{font-size:.85rem;color:var(--muted)}
.related{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:18px 20px;display:grid;gap:8px}