/* betarctica.de: Anthrazit mit Espresso-Ton, Orange vom Lamborghini Urus, Mint vom Log-in-Knopf.
   Feste Leiste oben, Hero mit Steckbrief, jede Sektion mit nummerierter Randspalte links. Inhalt zentriert, 1140 px. Praefix ad-. */
:root {
  --ad-bg: #12100e; --ad-bg2: #0c0a09; --ad-p1: #1c1916; --ad-p2: #25211d; --ad-line: #3a332c;
  --ad-text: #f3efe9; --ad-muted: #bcb3a8; --ad-or: #ff8a1e; --ad-or-h: #ffa24c; --ad-or-t: #1e0f00; --ad-mint: #3ae0c8;
  --ad-max: 1140px; --ad-h: 'Epilogue', 'Arial Black', Arial, sans-serif; --ad-b: 'Overpass', 'Segoe UI', Arial, sans-serif;
}
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body.ad-site { background: var(--ad-bg); color: var(--ad-text); font-family: var(--ad-b); font-size: 17px; line-height: 1.7; margin: 0; overflow-x: hidden; }
.ad-site h1, .ad-site h2, .ad-site h3, .ad-site h5 { font-family: var(--ad-h); color: #fff; text-transform: none; letter-spacing: -0.015em; }
.ad-site a { color: var(--ad-mint); }
.ad-site img { max-width: 100%; height: auto; }
.ad-site main { display: block; max-width: var(--ad-max); margin: 0 auto; padding: 0 24px; box-sizing: border-box; }

/* Knoepfe */
.ad-site .btn { display: inline-flex; align-items: center; justify-content: center; font-family: var(--ad-b); font-weight: 700; font-size: 15px; padding: 11px 22px; border-radius: 999px; text-decoration: none; border: 2px solid transparent; line-height: 1.2; transition: background .15s, border-color .15s; }
.ad-site .btn--primary { background: var(--ad-or); color: var(--ad-or-t); border-color: var(--ad-or); }
.ad-site .btn--primary:hover { background: var(--ad-or-h); border-color: var(--ad-or-h); color: var(--ad-or-t); text-decoration: none; }
.ad-site .btn--ghost { background: transparent; color: #fff; border-color: var(--ad-mint); }
.ad-site .btn--ghost:hover { background: rgba(58,224,200,.12); color: #fff; text-decoration: none; }

/* Kopfleiste */
.ad-top { position: sticky; top: 0; z-index: 130; background: rgba(12,10,9,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ad-line); padding: 0; height: auto; }
.ad-top__in { max-width: var(--ad-max); margin: 0 auto; padding: 0 24px; height: 72px; display: flex; align-items: center; gap: 28px; box-sizing: border-box; }
.ad-top__logo img { display: block; height: 40px; width: auto; }
.ad-site .ad-nav { display: flex; gap: 4px; margin: 0 auto; }
.ad-site .ad-nav a { color: var(--ad-muted); font-weight: 600; font-size: 15px; padding: 8px 14px; border-radius: 999px; text-decoration: none; }
.ad-site .ad-nav a:hover { color: #fff; background: var(--ad-p1); }
.ad-site .ad-nav a.active { color: var(--ad-or-t); background: var(--ad-or); }
.ad-top__act { display: flex; gap: 10px; }
.ad-site .nav-toggle { display: none; }
.ad-site .nav-mobile { display: none; }

/* Hero */
.ad-hero { padding: 56px 0 40px; }
.ad-hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px; align-items: start; }
.ad-kicker { display: inline-block; margin: 0 0 14px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ad-or); border-bottom: 2px solid var(--ad-or); padding-bottom: 4px; }
.ad-hero h1 { font-size: clamp(30px, 4.2vw, 48px); line-height: 1.1; margin: 0 0 18px; }
.ad-hero__lead { font-size: 18.5px; color: var(--ad-muted); margin: 0 0 24px; max-width: 640px; }
.ad-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.ad-card { background: var(--ad-p1); border: 1px solid var(--ad-line); border-top: 4px solid var(--ad-or); border-radius: 14px; padding: 20px 22px; }
.ad-card__t { margin: 0 0 10px; font-family: var(--ad-h); font-weight: 800; font-size: 18px; color: #fff; }
.ad-card dl { margin: 0; }
.ad-card dl div { display: flex; justify-content: space-between; gap: 14px; padding: 9px 0; border-bottom: 1px dashed var(--ad-line); font-size: 14.5px; }
.ad-card dl div:last-child { border-bottom: 0; }
.ad-card dt { color: var(--ad-muted); }
.ad-card dd { margin: 0; font-weight: 700; text-align: right; color: #fff; word-break: break-word; }

/* Sektionen mit Randspalte */
.ad-flow { border-top: 1px solid var(--ad-line); }
.ad-sec { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 32px; padding: 44px 0; border-bottom: 1px solid var(--ad-line); }
.ad-rail { position: sticky; top: 96px; align-self: start; }
.ad-rail__n { display: block; font-family: var(--ad-h); font-weight: 800; font-size: 46px; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px var(--ad-or); }
.ad-rail__t { display: block; margin-top: 10px; font-size: 12.5px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--ad-muted); }
.ad-body h2 { font-size: clamp(24px, 2.6vw, 32px); line-height: 1.2; margin: 0 0 18px; }
.ad-body h3 { font-size: 20px; margin: 24px 0 8px; color: var(--ad-or); }
.ad-body, .ad-text, .ad-hero__copy { min-width: 0; }
.ad-text p { margin: 0 0 14px; }
.ad-split { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 30px; align-items: start; }
.ad-split--right { grid-template-columns: minmax(0, 1fr) 380px; }
.ad-split--right .ad-fig { order: 2; }
.ad-fig { margin: 0; position: sticky; top: 96px; }
.ad-fig img { display: block; width: 100%; height: auto; }

/* Tabellen, Chips, Listen */
.ad-tbl { margin: 18px 0 20px; }
.ad-tbl__cap { margin: 0 0 8px; font-weight: 700; color: #fff; }
.ad-tbl__scroll { overflow-x: auto; border: 1px solid var(--ad-line); border-radius: 10px; }
.ad-tbl table { width: 100%; border-collapse: collapse; font-size: 15px; }
.ad-tbl th { background: var(--ad-p2); color: #fff; text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--ad-or); white-space: nowrap; }
.ad-tbl td { padding: 9px 12px; border-bottom: 1px solid var(--ad-line); vertical-align: top; }
.ad-tbl tr:last-child td { border-bottom: 0; }
.ad-tbl tbody tr:nth-child(even) td { background: rgba(255,255,255,.02); }
.ad-tbl__note { margin: 8px 0 0; font-size: 13.5px; color: var(--ad-muted); }
.ad-chips { list-style: none; padding: 0; margin: 18px 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.ad-chips li { background: var(--ad-p1); border: 1px solid var(--ad-line); border-radius: 12px; padding: 14px; }
.ad-chips b { display: block; font-family: var(--ad-h); font-size: 26px; color: var(--ad-or); }
.ad-chips span { font-size: 14px; color: var(--ad-muted); }
.ad-steps { counter-reset: s; list-style: none; padding: 0; margin: 16px 0; }
.ad-steps li { counter-increment: s; position: relative; padding: 10px 0 10px 48px; border-bottom: 1px dashed var(--ad-line); }
.ad-steps li::before { content: counter(s); position: absolute; left: 0; top: 9px; width: 32px; height: 32px; border-radius: 50%; background: var(--ad-mint); color: #062520; font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 15px; }
.ad-list { padding-left: 20px; margin: 12px 0 16px; }
.ad-list li { margin: 6px 0; }
.ad-list li::marker { color: var(--ad-or); }
.ad-box { background: var(--ad-p1); border-left: 4px solid var(--ad-mint); border-radius: 0 10px 10px 0; padding: 14px 16px; font-size: 15px; color: var(--ad-muted); }

/* Fragen */
.ad-qa__list { border-top: 1px solid var(--ad-line); }
.ad-qa { border-bottom: 1px solid var(--ad-line); }
.ad-qa summary { cursor: pointer; list-style: none; display: flex; gap: 14px; align-items: baseline; padding: 15px 4px; font-weight: 700; color: #fff; }
.ad-qa summary::-webkit-details-marker { display: none; }
.ad-qa summary span { font-family: var(--ad-h); color: var(--ad-or); font-size: 14px; min-width: 24px; }
.ad-qa[open] summary { color: var(--ad-or); }
.ad-qa__a { padding: 0 4px 14px 42px; color: var(--ad-muted); }
.ad-qa__a p { margin: 0; }

/* Abschluss */
.ad-tail { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; padding: 44px 0 56px; }
.ad-tail__cta { background: linear-gradient(135deg, #2a1a0c, var(--ad-p1)); border: 1px solid var(--ad-line); border-radius: 16px; padding: 26px; }
.ad-tail__t { font-family: var(--ad-h); font-weight: 800; font-size: 24px; color: #fff; margin: 0 0 8px; }
.ad-tail__d { color: var(--ad-muted); margin: 0 0 18px; }
.ad-tail__links { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ad-tail__links a { display: block; background: var(--ad-p1); border: 1px solid var(--ad-line); border-radius: 12px; padding: 14px 16px; text-decoration: none; }
.ad-tail__links a:hover { border-color: var(--ad-or); }
.ad-tail__links b { display: block; color: #fff; }
.ad-tail__links span { color: var(--ad-muted); font-size: 14.5px; }

/* 404 */
.ad-404 { padding: 80px 0; text-align: center; }

/* Fuss */
.ad-foot { background: var(--ad-bg2); border-top: 1px solid var(--ad-line); padding: 0; margin: 0; }
.ad-foot__in { max-width: var(--ad-max); margin: 0 auto; padding: 40px 24px 96px; box-sizing: border-box; }
.ad-foot__top { display: flex; gap: 28px; align-items: center; padding-bottom: 24px; border-bottom: 1px solid var(--ad-line); }
.ad-foot__logo img { height: 38px; width: auto; display: block; }
.ad-foot__top p { margin: 0; color: var(--ad-muted); font-size: 14.5px; max-width: 700px; }
.ad-foot__cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding: 24px 0; }
.ad-foot h5 { font-size: 15px; margin: 0 0 10px; color: var(--ad-or); }
.ad-foot ul { list-style: none; margin: 0; padding: 0; }
.ad-foot li { margin: 6px 0; }
.ad-foot li a, .ad-foot__help a { color: var(--ad-muted); text-decoration: none; font-size: 14.5px; }
.ad-foot li a:hover, .ad-foot__help a:hover { color: #fff; }
.ad-foot__help { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.ad-age { display: inline-flex; width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--ad-or); color: var(--ad-or); font-weight: 800; align-items: center; justify-content: center; font-size: 13px; }
.ad-foot__pay { display: flex; flex-wrap: wrap; gap: 8px; padding: 18px 0; border-top: 1px solid var(--ad-line); }
.ad-foot__pay span { font-size: 13px; color: var(--ad-muted); border: 1px solid var(--ad-line); border-radius: 999px; padding: 4px 12px; }
.ad-foot__bottom { border-top: 1px solid var(--ad-line); padding-top: 16px; font-size: 13.5px; color: var(--ad-muted); }
.ad-foot__bottom p { margin: 0 0 6px; }

/* Sticky CTA */
.ad-site .sticky-cta { background: rgba(12,10,9,.96); border-top: 1px solid var(--ad-line); }
.ad-site .sticky-cta .container { max-width: var(--ad-max); margin: 0 auto; padding: 10px 24px; display: flex; align-items: center; justify-content: space-between; gap: 14px; box-sizing: border-box; }
.ad-site .sticky-cta__text span:first-child { font-family: var(--ad-h); font-weight: 800; color: #fff; margin-right: 10px; }
.ad-site .sticky-cta__bonus { color: var(--ad-muted); font-size: 14px; }

@media (max-width: 1080px) {
  .ad-site .ad-nav, .ad-top__act { display: none; }
  .ad-top__in { height: 62px; justify-content: space-between; }
  .ad-top__logo img { height: 34px; }
  .ad-site .nav-toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; background: var(--ad-p1); border: 1px solid var(--ad-line); border-radius: 10px; cursor: pointer; padding: 0 11px; box-sizing: border-box; }
  .ad-site .nav-toggle span { display: block; height: 2px; background: #fff; border-radius: 2px; }
  .ad-site .nav-mobile { display: flex; flex-direction: column; gap: 4px; position: fixed; top: 62px; left: 0; right: 0; z-index: 125; background: var(--ad-bg2); border-bottom: 2px solid var(--ad-or); padding: 14px 18px 20px; transform: translateY(-110%); visibility: hidden; transition: transform .22s ease; box-shadow: 0 18px 40px rgba(0,0,0,.55); }
  .ad-site .nav-mobile.open { transform: translateY(0); visibility: visible; }
  .ad-site .nav-mobile a { color: var(--ad-muted); font-weight: 600; font-size: 17px; padding: 12px 10px; border-radius: 10px; text-decoration: none; }
  .ad-site .nav-mobile a.active { color: var(--ad-or-t); background: var(--ad-or); }
  .ad-site .nav-mobile .mobile-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
  .ad-site .nav-mobile .mobile-actions .btn--primary { color: var(--ad-or-t); }
  .ad-site .nav-mobile .mobile-actions .btn--ghost { color: #fff; }
  .ad-hero__grid { grid-template-columns: minmax(0, 1fr); }
  .ad-split, .ad-split--right { grid-template-columns: 240px minmax(0, 1fr); }
  .ad-split--right { grid-template-columns: minmax(0, 1fr) 240px; }
}
@media (max-width: 760px) {
  .ad-site main { padding: 0 16px; }
  .ad-top__in { padding: 0 16px; }
  .ad-hero { padding: 32px 0 28px; }
  .ad-sec { grid-template-columns: minmax(0, 1fr); gap: 10px; padding: 32px 0; }
  .ad-rail { position: static; display: flex; align-items: baseline; gap: 12px; }
  .ad-rail__n { font-size: 32px; }
  .ad-rail__t { margin-top: 0; }
  .ad-split, .ad-split--right { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .ad-split--right .ad-fig { order: 0; }
  .ad-fig { position: static; max-width: 360px; margin: 0 auto; }
  .ad-chips { grid-template-columns: 1fr 1fr; }
  .ad-tail { grid-template-columns: minmax(0, 1fr); }
  .ad-foot__top { flex-direction: column; align-items: flex-start; }
  .ad-foot__cols { grid-template-columns: 1fr 1fr; }
  .ad-foot__in { padding: 32px 16px 96px; }
  .ad-site .sticky-cta .container { padding: 10px 16px; }
  .ad-site .sticky-cta__bonus { display: none; }
}