:root{
  --bg:#f5f7f2;--surface:#fff;--surface-soft:#edf3ea;--text:#142017;
  --text-2:#4f5e53;--text-3:#718076;--line:rgba(20,32,23,.12);
  --accent:#65a765;--accent-dark:#2f6d3d;--accent-soft:#dcebd9;
  --shadow:0 24px 70px rgba(27,52,32,.11);--nav:rgba(245,247,242,.88)
}
[data-theme="dark"]{
  --bg:#0c110d;--surface:#121914;--surface-soft:#162219;--text:#edf3ed;
  --text-2:#b6c2b8;--text-3:#829087;--line:rgba(232,242,234,.12);
  --accent:#78bd78;--accent-dark:#92cf92;--accent-soft:#1c3521;
  --shadow:0 28px 80px rgba(0,0,0,.34);--nav:rgba(12,17,13,.9)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:60;border-bottom:1px solid var(--line);background:var(--nav);backdrop-filter:blur(18px)}
.topbar-inner{height:74px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:760;letter-spacing:-.02em;white-space:nowrap}
.brand img{width:29px;height:29px;border-radius:7px}.brand small{font-size:12px;color:var(--text-3);font-weight:650;letter-spacing:.03em}
.search-wrap{position:relative;max-width:380px;flex:1;margin-left:auto}.search-wrap i{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-3)}
.search{width:100%;height:40px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--text);padding:0 14px 0 38px;outline:none}.search:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.actions{display:flex;gap:8px}.icon-btn,.lang-btn,.site-btn{height:38px;border:1px solid var(--line);background:transparent;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.icon-btn{width:38px;font-size:18px}.lang-btn{min-width:42px;padding:0 10px;color:var(--accent-dark);font-weight:700;font-size:13px}.site-btn{padding:0 14px;font-size:13px;font-weight:650}
.layout{display:grid;grid-template-columns:240px minmax(0,760px);gap:70px;align-items:start;padding:54px 0 100px}
.sidebar{position:sticky;top:112px;max-height:calc(100vh - 136px);overflow:auto;padding-right:8px}
.nav-group{margin-bottom:28px}.nav-label{display:block;margin:0 0 8px 12px;color:var(--text-3);font-size:11px;font-weight:760;text-transform:uppercase;letter-spacing:.1em}
.side-link{display:flex;align-items:center;gap:10px;padding:7px 11px;border-radius:9px;color:var(--text-2);font-size:13px;line-height:1.35;transition:background .15s,color .15s}.side-link:hover,.side-link.active{background:var(--accent-soft);color:var(--accent-dark)}.side-link i{font-size:16px;width:18px;text-align:center}
.mobile-menu{display:none;width:38px;height:38px;border:1px solid var(--line);background:transparent;border-radius:10px;font-size:18px}
.hero{padding:26px 0 76px;border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent-dark);font-size:12px;font-weight:740;letter-spacing:.1em;text-transform:uppercase}.eyebrow i{font-size:16px}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(3.2rem,7vw,5.7rem);line-height:.95;letter-spacing:-.06em;font-weight:680;margin:22px 0 25px}.hero-lead{max-width:680px;color:var(--text-2);font-size:19px;line-height:1.75;margin-bottom:32px}
.hero-links{display:flex;gap:11px;flex-wrap:wrap}.btn{min-height:44px;padding:0 16px;border-radius:11px;border:1px solid var(--line);display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:680}.btn.primary{background:var(--text);border-color:var(--text);color:var(--bg)}.btn:hover{transform:translateY(-1px)}
.doc-section{padding:76px 0;border-bottom:1px solid var(--line)}.doc-section:last-of-type{border-bottom:0}
.section-icon{width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent-dark);display:grid;place-items:center;font-size:20px;margin-bottom:22px}
h2{font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.08;letter-spacing:-.045em;font-weight:650;margin-bottom:18px}.section-lead{color:var(--text-2);font-size:17px;line-height:1.75;max-width:670px;margin-bottom:34px}
h3{font-size:19px;letter-spacing:-.015em;margin:34px 0 10px}p{color:var(--text-2)}
.steps{counter-reset:steps;display:grid;gap:0;border-top:1px solid var(--line)}.step{counter-increment:steps;display:grid;grid-template-columns:42px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}.step:before{content:counter(steps);width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-dark);font-size:12px;font-weight:750}.step strong{display:block;margin:2px 0 4px}.step p{font-size:14px;margin:0}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.feature{border:1px solid var(--line);border-radius:15px;padding:20px;background:var(--surface)}.feature i{font-size:20px;color:var(--accent-dark)}.feature strong{display:block;margin:9px 0 4px}.feature p{font-size:13px;line-height:1.6;margin:0}
.plain-list{display:grid;gap:0;border-top:1px solid var(--line)}.plain-row{display:grid;grid-template-columns:150px 1fr;gap:22px;padding:17px 0;border-bottom:1px solid var(--line)}.plain-row strong{font-size:14px}.plain-row span{color:var(--text-2);font-size:14px}
.callout{margin:28px 0;border-left:3px solid var(--accent);background:var(--surface-soft);border-radius:0 12px 12px 0;padding:17px 20px;color:var(--text-2);font-size:14px}.callout strong{color:var(--text)}
code,kbd{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:.86em}code{background:var(--surface-soft);padding:2px 6px;border-radius:5px;color:var(--accent-dark)}kbd{display:inline-block;border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:2px 6px;background:var(--surface);white-space:nowrap;color:var(--text)}
.shortcut-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 30px;border-top:1px solid var(--line)}.shortcut{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;padding:14px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--text-2)}.shortcut span:first-child{max-width:54%}
.provider-row{display:flex;align-items:flex-start;gap:14px;padding:18px 0;border-top:1px solid var(--line)}.provider-row:last-child{border-bottom:1px solid var(--line)}.provider-row i{font-size:21px;color:var(--accent-dark);margin-top:2px}.provider-row strong{display:block}.provider-row p{font-size:14px;margin:3px 0 0}
.faq details{border-top:1px solid var(--line);padding:0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;list-style:none;padding:18px 4px;font-weight:650;font-size:15px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";float:right;color:var(--accent-dark);font-size:20px;font-weight:400}.faq details[open] summary:after{content:"−"}.faq details p{padding:0 4px 18px;margin:0;font-size:14px}
.doc-footer{padding:34px 0 10px;color:var(--text-3);font-size:12px;display:flex;justify-content:space-between;gap:20px}.doc-footer div{display:flex;gap:18px}
.no-results{display:none;margin:26px 0;padding:18px;border:1px solid var(--line);border-radius:12px;color:var(--text-2)}body.searching .doc-section{display:none}body.searching .doc-section.search-match{display:block}body.searching .hero{display:none}body.searching .no-results.visible{display:block}
[data-lang]{display:none}html[lang="en"] [data-lang="en"],html[lang="de"] [data-lang="de"]{display:block}.inline-lang[data-lang]{display:none}html[lang="en"] .inline-lang[data-lang="en"],html[lang="de"] .inline-lang[data-lang="de"]{display:inline}
@media(max-width:900px){.layout{grid-template-columns:1fr;gap:0}.sidebar{position:fixed;z-index:55;left:0;top:74px;bottom:0;width:min(310px,86vw);max-height:none;padding:28px 22px;background:var(--bg);border-right:1px solid var(--line);transform:translateX(-102%);transition:transform .22s}.sidebar.open{transform:none}.mobile-menu{display:grid;place-items:center}.brand small,.site-btn{display:none}.search-wrap{max-width:none}.feature-grid{grid-template-columns:1fr}.shortcut-grid{grid-template-columns:1fr}}
@media(max-width:620px){.container{width:min(100% - 32px,1180px)}.topbar-inner{height:66px;gap:9px}.brand{font-size:18px}.brand img{width:27px;height:27px}.sidebar{top:66px}.search{width:40px;padding:0;border-color:transparent;background:transparent;color:transparent;caret-color:transparent}.search::placeholder{color:transparent}.search-wrap{flex:0 0 40px}.search-wrap i{left:11px}.search-wrap:focus-within,body.searching .search-wrap{position:absolute;z-index:4;left:56px;right:100px}.search-wrap:focus-within .search,body.searching .search{width:100%;padding-left:38px;border-color:var(--line);background:var(--surface);color:var(--text);caret-color:var(--text)}.search-wrap:focus-within .search::placeholder,body.searching .search::placeholder{color:var(--text-3)}.layout{padding-top:36px}.hero{padding:18px 0 58px}h1{font-size:3.45rem}.hero-lead{font-size:17px}.doc-section{padding:60px 0}.plain-row{grid-template-columns:1fr;gap:4px}.shortcut{flex-direction:column}.shortcut span:first-child{max-width:none}.doc-footer{flex-direction:column}.doc-footer div{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sidebar{transition:none}}