:root,[data-theme=light]{--bg:#f5f5f5;--surface:#fff;--text:#111;--muted:#555;--line:#ddd;--accent:#0b5cad;--accent-bg:#e8f0fa}
[data-theme=dark]{--bg:#0d0d0d;--surface:#171717;--text:#f2f2f2;--muted:#a8a8a8;--line:#2c2c2c;--accent:#6aa9ff;--accent-bg:#14243a}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;transition:background .2s,color .2s}
a{color:var(--accent)} a:hover{text-decoration:none}
h1,h2,h3{line-height:1.25;margin:1.4em 0 .5em} h1{font-size:2rem;margin-top:.5em}
.wrap{max-width:1280px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--surface);padding:8px;z-index:99}
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.head-row{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;font-size:1.15rem}
.brand .tld{color:var(--muted);font-weight:400}.logo svg{width:32px;height:32px;display:block;color:var(--text)}
.head-actions button{background:none;border:1px solid var(--line);color:var(--text);border-radius:6px;width:40px;height:40px;font-size:1.2rem;cursor:pointer}
.nav-toggle{display:none;margin-left:6px}
.main-nav ul{list-style:none;margin:0;padding:0}
.main-nav>ul{display:flex;flex-wrap:nowrap;justify-content:center;align-items:stretch;gap:0;max-width:100%;overflow:visible}
.main-nav li{position:relative}
.main-nav a{display:block;padding:10px 7px;color:var(--text);text-decoration:none;font-size:.8rem;white-space:nowrap;border-bottom:2px solid transparent}
.main-nav>ul>li>a:hover,.main-nav li.active>a{color:var(--accent);border-bottom-color:var(--accent)}
.main-nav .sub{display:none;position:absolute;top:100%;left:0;min-width:230px;background:var(--surface);border:1px solid var(--line);box-shadow:0 4px 12px rgba(0,0,0,.08)}
.main-nav .sub a{border:0;padding:9px 14px}.main-nav .sub a:hover{background:var(--accent-bg)}
.main-nav li:hover>.sub,.main-nav li:focus-within>.sub{display:block}
@media(max-width:1180px){.nav-toggle{display:inline-block}.main-nav{display:none;border-top:1px solid var(--line)}.main-nav.open{display:block}
 .main-nav>ul{flex-direction:column;flex-wrap:nowrap;justify-content:flex-start;align-items:stretch;overflow:visible;padding:0}.main-nav a{border-bottom:1px solid var(--line);font-size:.95rem;padding:12px 16px;white-space:normal}
 .main-nav .sub{position:static;box-shadow:none;border:0;padding-left:16px}.main-nav li:hover>.sub{display:none}.main-nav li.sub-open>.sub{display:block}}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;margin:0;padding:14px 20px 0;font-size:.88rem;color:var(--muted)}
.breadcrumb li+li::before{content:"›";margin:0 8px}
.breadcrumb a{color:var(--muted)}
.content{padding-bottom:60px;min-height:60vh}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}
.hero{padding:40px 0 10px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:18px 20px;color:var(--text);text-decoration:none;display:block}
a.card:hover{border-color:var(--accent)}.card h3{margin:0 0 6px;font-size:1.05rem}.card p{margin:0;color:var(--muted);font-size:.95rem}
.card .arrow{color:var(--accent);font-weight:600}
.list{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:6px 20px}
.list li{padding:6px 0}
.check{list-style:none;padding:0}.check li{padding:10px 14px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);margin-bottom:8px;border-radius:4px}
.note{background:var(--accent-bg);border-left:3px solid var(--accent);padding:12px 16px;border-radius:4px}
.tag{font-size:.75rem;color:var(--muted);border:1px solid var(--line);border-radius:3px;padding:1px 6px}
form.calc{display:flex;flex-wrap:wrap;gap:10px;align-items:end;background:var(--surface);border:1px solid var(--line);padding:18px;border-radius:6px}
form.calc label{display:flex;flex-direction:column;font-size:.9rem;color:var(--muted)}
input,button.btn{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:4px;background:var(--bg);color:var(--text)}
button.btn{background:var(--accent);color:#fff;border-color:var(--accent);cursor:pointer}
table{width:100%;border-collapse:collapse;background:var(--surface);margin-top:16px}
td,th{border:1px solid var(--line);padding:8px 12px;text-align:left}td{font-family:ui-monospace,Consolas,monospace}
.err{color:#c62828}
dl.wiki dt{font-weight:700;margin-top:14px}dl.wiki dd{margin:2px 0 0;color:var(--muted)}
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:30px 0 10px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}.foot-grid ul{list-style:none;margin:0;padding:0}
.small{color:var(--muted);font-size:.82rem;margin-top:20px}
@media(max-width:700px){.foot-grid{grid-template-columns:1fr}}
.scroll-btns{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px;z-index:60}
.scroll-btns button{width:42px;height:42px;border-radius:6px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:1.1rem;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s}
.scroll-btns button.show{opacity:.9;pointer-events:auto}.scroll-btns button:hover{border-color:var(--accent);color:var(--accent)}

/* ---- Wiki-Begriffe: automatische Verlinkung mit Tooltip ---- */
a.abbr{color:inherit;text-decoration:underline dotted;text-decoration-thickness:1px;text-underline-offset:3px;cursor:help;position:relative}
a.abbr:hover,a.abbr:focus{color:var(--accent,#0b5cad);text-decoration-style:solid}
@media (hover:hover){
 a.abbr::after{content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:max-content;max-width:280px;padding:.5rem .7rem;border-radius:6px;background:#1d1f23;color:#fff;font-size:.85rem;font-weight:400;line-height:1.4;text-align:left;white-space:normal;box-shadow:0 4px 14px rgba(0,0,0,.18);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .15s;z-index:50}
 a.abbr:hover::after,a.abbr:focus-visible::after{opacity:1;visibility:visible}
}
[data-theme="dark"] a.abbr::after{background:#f2f3f5;color:#111}
.az{display:flex;flex-wrap:wrap;gap:.35rem;margin:1rem 0}
.az a{padding:.15rem .5rem;border:1px solid currentColor;border-radius:4px;text-decoration:none;opacity:.8}
.wiki-entry .tag{display:inline-block}
/* === Barrierefreiheit (WAI-ARIA) === */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:2px}
[data-theme="dark"] :focus-visible{outline-color:#8ab4ff}
.skip:focus{outline:3px solid var(--accent)}
a.abbr:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.main-nav .has-sub{position:relative}
.sub-toggle{background:none;border:0;color:inherit;cursor:pointer;padding:4px 6px;font-size:.8rem;line-height:1;vertical-align:middle}
.main-nav li.sub-open>.sub{display:block}
@media (max-width:1180px){.main-nav .sub-toggle{position:absolute;right:8px;top:6px;padding:8px 12px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.a11y-list li{margin-bottom:.4rem}

/* Suche + Katalog */
.head-search{display:flex;gap:4px;margin-right:6px}.head-search input{height:40px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);padding:0 10px;font:inherit;font-size:.9rem;width:180px}
.head-search button{width:auto!important;padding:0 10px;font-size:.9rem!important}
.search-big{display:flex;gap:8px;margin:10px 0 24px}.search-big input{flex:1;height:44px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--text);padding:0 12px;font:inherit}
.search-big button{height:44px;padding:0 18px;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:6px;font:inherit;cursor:pointer}
.filter{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:0 0 20px}.filter a{display:inline-block;padding:4px 12px;border:1px solid var(--line);border-radius:20px;text-decoration:none;font-size:.9rem}.filter a[aria-current]{background:var(--accent);color:#fff;border-color:var(--accent)}
.result-list{list-style:none;padding:0}.result-list li{padding:10px 0;border-bottom:1px solid var(--line)}.result-list p{margin:2px 0 0;color:var(--muted);font-size:.95rem}
.specs{border-collapse:collapse;width:100%;max-width:640px}.specs th,.specs td{text-align:left;padding:6px 10px;border-bottom:1px solid var(--line)}.specs th{width:40%;color:var(--muted);font-weight:500}
@media(max-width:1180px){.head-search input{width:110px}}
@media(max-width:520px){.head-search{display:none}}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Font Awesome – dezente Icons */
.nav-ico{opacity:.7;margin-right:.2em;font-size:.85em}
.card-ico{color:var(--accent,#2563eb);margin-right:.25em}
.card h2 .fa-fw{opacity:.75}
.toc ul{display:flex;flex-wrap:wrap;gap:.4rem 1rem;list-style:none;padding:0;margin:0 0 1.2rem}
section.card{margin-bottom:1.2rem}
pre{overflow-x:auto;padding:.6rem .8rem;border-radius:6px;background:rgba(127,127,127,.12)}
.main-nav .sub{max-height:75vh;overflow-y:auto}

/* nav-stack */
.site-header{z-index:100;overflow:visible}
.main-nav{overflow:visible;position:relative;z-index:101}
.main-nav>ul{overflow:visible}
.main-nav li{z-index:1}
.main-nav li:hover,.main-nav li:focus-within,.main-nav li.sub-open{z-index:200}
.main-nav .sub{z-index:300;overflow-y:auto;max-height:min(75vh,520px)}
.content,.breadcrumb{position:relative;z-index:1}

/* list-indent */
.content ul,.content ol,.card ul,.card ol{padding-left:1.45em;margin-left:3px}
.content li,.card li{padding-left:.15em}

/* Suche: Autovervollständigung */
.has-suggest { position: relative; }
.suggest-list { position: absolute; top: calc(100% + 4px); left: 0; right: 0; min-width: 260px; z-index: 1200; margin: 0; padding: 4px 0; list-style: none; background: var(--surface); color: inherit; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.15); max-height: 340px; overflow-y: auto; text-align: left; }
.suggest-list li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 12px; cursor: pointer; font-size: .92rem; line-height: 1.3; }
.suggest-list li[aria-selected="true"], .suggest-list li:hover { background: var(--accent-bg); }
.suggest-list .sg-type { font-size: .75rem; opacity: .7; white-space: nowrap; align-self: center; }
.mf-head{display:flex;align-items:center;gap:18px}.mf-head h1{margin-bottom:0}.mf-logo{width:96px;height:96px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:6px;padding:6px}
.muted{color:var(--muted);margin:0}.mf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:16px 0}.mf-grid h3{margin:0 0 6px;font-size:1rem}
section.card{margin:16px 0}.mf-bar{display:inline-block;width:90px;height:8px;background:var(--line);border-radius:4px;vertical-align:middle;overflow:hidden}.mf-bar span{display:block;height:100%;background:var(--accent)}
.mf-rating td,.mf-rating th{vertical-align:top}
/* menu-fix2: label + chevron on one line, dropdown under parent */
@media(min-width:1181px){
.main-nav>ul>li.has-sub{display:flex;flex-direction:row;align-items:stretch;flex-wrap:nowrap}
.main-nav>ul>li.has-sub>a{padding-right:2px}
.main-nav>ul>li.has-sub>.sub-toggle{display:flex;align-items:center;padding:0 6px 0 2px;font-size:.7rem;color:var(--muted,inherit);border-bottom:2px solid transparent;height:auto}
.main-nav>ul>li.has-sub>.sub{top:100%;left:0}
.main-nav>ul>li.has-sub:nth-last-child(-n+3)>.sub{left:auto;right:0}
}
.main-nav .sub{list-style:none;margin:0;padding:0}
@media(max-width:1180px){.main-nav>ul>li.has-sub{display:block}.main-nav .sub{padding-left:16px}.main-nav li:hover>.sub,.main-nav li:focus-within>.sub{display:none}.main-nav li.sub-open>.sub{display:block}}