:root { --nacht:#0b1426; --tief:#0f1c33; --flaeche:#14233f; --linie:rgba(244,239,230,.14);
  --creme:#f4efe6; --leise:rgba(244,239,230,.68); --gold:#f2a93b; --tuerkis:#3fb4c6;
  --schrift:'Source Sans 3','Source Sans Pro','Segoe UI',system-ui,sans-serif; color-scheme:dark }
* { box-sizing:border-box }
html,body { margin:0; background:var(--nacht); color:var(--creme); font-family:var(--schrift); font-size:19px; line-height:1.6 }
a { color:var(--tuerkis) } a:hover { color:var(--creme) }
a:focus-visible, button:focus-visible { outline:2px solid var(--gold); outline-offset:3px }
.wrap { max-width:1080px; margin:0 auto; padding-inline:24px }
header.kopf { position:sticky; top:0; z-index:10; background:rgba(11,20,38,.88); backdrop-filter:blur(14px); border-bottom:1px solid var(--linie) }
header.kopf .wrap { display:flex; align-items:center; gap:20px; padding-block:12px; flex-wrap:wrap }
.marke { display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--creme) }
.marke img { height:44px; width:auto }
.marke span { font-size:13px; letter-spacing:.2em; text-transform:uppercase; line-height:1.3 }
nav { margin-left:auto; display:flex; gap:22px; flex-wrap:wrap }
nav a { color:var(--leise); text-decoration:none; font-size:15px; font-weight:500; letter-spacing:.04em }
nav a:hover, nav a.aktiv { color:var(--creme) }
nav a.aktiv { box-shadow:0 2px 0 var(--gold) }
.held { position:relative; overflow:hidden; border-bottom:1px solid var(--linie) }
.held::before { content:""; position:absolute; inset:0; background:url(/assets/background.jpg) center/cover; filter:blur(6px) brightness(.62) saturate(1.05); transform:scale(1.08) }
.held::after { content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(11,20,38,.2), rgba(11,20,38,.85)) }
.held .wrap { position:relative; z-index:1; padding-block:72px 64px; display:flex; gap:48px; align-items:center; flex-wrap:wrap }
.held img.kopfbild { width:min(240px, 50vw); height:auto; filter:drop-shadow(0 16px 32px rgba(0,0,0,.45)) }
.held .text { flex:1 1 380px; min-width:0 }
.augenbraue { font-size:13px; letter-spacing:.24em; text-transform:uppercase; color:var(--gold); margin:0 0 10px }
h1 { font-size:clamp(34px, 5vw, 56px); line-height:1.08; margin:0 0 14px; font-weight:600; text-wrap:balance }
h2 { font-size:clamp(24px, 3vw, 32px); line-height:1.2; margin:56px 0 14px; font-weight:600; text-wrap:balance }
h3 { font-size:20px; margin:0 0 6px; font-weight:600 }
.unterzeile { font-size:clamp(18px, 2.2vw, 22px); color:var(--leise); margin:0 }
main p, main li { max-width:66ch }
main { padding-block:16px 80px }
.knopf { display:inline-flex; align-items:center; gap:10px; padding:12px 20px; border-radius:999px; text-decoration:none; font-weight:600; font-size:16px; border:1.5px solid var(--linie); color:var(--creme); background:var(--flaeche) }
.knopf.gold { background:var(--gold); border-color:var(--gold); color:#1b1306 }
.knopf:hover { border-color:var(--gold); color:var(--creme) } .knopf.gold:hover { color:#1b1306; filter:brightness(1.06) }
.knoepfe { display:flex; gap:12px; flex-wrap:wrap; margin-top:26px }
.toene { font-size:clamp(26px, 3.4vw, 36px); font-weight:600; color:var(--gold); letter-spacing:.06em; margin:4px 0 0 }
.raster { display:grid; grid-template-columns:repeat(auto-fill, minmax(230px, 1fr)); gap:14px; margin-top:18px }
.karte { display:flex; flex-direction:column; gap:4px; padding:18px 18px 16px; border:1px solid var(--linie); border-radius:16px; background:var(--tief); text-decoration:none; color:var(--creme); min-width:0 }
a.karte:hover { border-color:var(--tuerkis); color:var(--creme) }
.karte .nr { font-size:13px; letter-spacing:.18em; text-transform:uppercase; color:var(--leise) }
.karte .t { font-size:22px; font-weight:600; color:var(--gold); letter-spacing:.04em }
.karte .s { font-size:13px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; margin-top:6px }
.s.ready { color:var(--tuerkis) } .s.planned { color:var(--leise) }
.karte.geplant { opacity:.55 }
.stufe { margin-top:48px } .stufe h2 { margin-top:0 } .stufe .kurz { color:var(--leise); margin:0 }
.schritt { display:grid; grid-template-columns:minmax(0, 1.25fr) minmax(0, 1fr); gap:32px; align-items:start; margin-top:44px; padding-top:36px; border-top:1px solid var(--linie) }
.schritt .marker { font-size:13px; letter-spacing:.24em; text-transform:uppercase; color:var(--tuerkis); margin:0 0 6px }
.video { position:relative; aspect-ratio:16/9; max-width:100%; border-radius:14px; overflow:hidden; border:1px solid var(--linie); background:#000 }
.video img { width:100%; height:100%; object-fit:cover; display:block; opacity:.8 }
.video iframe { position:absolute; inset:0; width:100%; height:100%; border:0 }
.video button.abspielen { position:absolute; inset:0; margin:auto; width:96px; height:68px; border:0; background:none; cursor:pointer; padding:0; filter:drop-shadow(0 6px 18px rgba(0,0,0,.5)); transition:transform .15s }
.video button.abspielen:hover { transform:scale(1.08) }
.video button.abspielen svg { width:100%; height:100% }
.ytinfo { font-size:13px; color:var(--leise); margin:8px 2px 0 }
.ytlinks { font-size:15px; font-weight:600; margin:6px 2px 0 }
.video .bald { position:absolute; left:14px; bottom:14px; padding:6px 12px; border-radius:999px; background:rgba(11,20,38,.82); font-size:14px; color:var(--leise) }
.hinweis { margin-top:28px; padding:16px 20px; border-radius:14px; background:var(--tief); border:1px solid var(--linie); color:var(--leise) }
.hinweis strong { color:var(--creme) }
details.loesung { margin-top:18px } details.loesung summary { cursor:pointer; color:var(--leise); font-size:16px }
.formular { display:grid; gap:16px; max-width:620px; margin-top:28px }
.formular label { display:grid; gap:6px; font-size:15px; font-weight:600; color:var(--leise) }
.formular input, .formular textarea { font:inherit; font-size:17px; color:var(--creme); background:var(--tief); border:1.5px solid var(--linie); border-radius:12px; padding:12px 14px; width:100% }
.formular input:focus, .formular textarea:focus { outline:none; border-color:var(--tuerkis) }
.formular .falle { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden }
.formular button { cursor:pointer; font-family:inherit } .formular button:disabled { opacity:.6; cursor:wait }
.status { margin:0; min-height:1.6em; font-size:16px } .status.ok { color:var(--tuerkis) } .status.fehler { color:var(--gold) }
.recht h2 { font-size:22px; margin:36px 0 8px } .recht p { color:var(--creme) }
.weiter { display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-top:56px; padding-top:28px; border-top:1px solid var(--linie) }
footer { border-top:1px solid var(--linie); color:var(--leise); font-size:14px }
footer .wrap { display:flex; gap:20px; justify-content:space-between; flex-wrap:wrap; padding-block:28px }
footer a { color:var(--leise) }
@media (max-width: 760px) { .schritt { grid-template-columns:1fr } nav { margin-left:0; width:100% } }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior:auto } }