:root {
  --blau: #3b5bdb;
  --blau-dunkel: #2b45b3;
  --blau-hell: #edf1ff;
  --gruen: #0c8a63;
  --text: #16192b;
  --text-2: #4a5068;
  --linie: #dfe3ee;
  --grund: #ffffff;
  --grund-2: #f6f8fc;
  --radius: 14px;
  --schatten: 0 1px 2px rgb(22 25 43 / .06), 0 12px 32px -12px rgb(22 25 43 / .18);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--grund);
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--grund); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blau); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -.015em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.4rem, 5.5vw, 3.8rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.12rem; }
p { margin: 0 0 1em; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .86em; }
.breit { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.schmal { max-width: 820px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--text); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--blau); outline-offset: 2px; border-radius: 4px; }

/* Kopf */
.kopf { position: sticky; top: 0; z-index: 5; background: rgb(255 255 255 / .9); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--linie); }
.kopf-innen { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.marke { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.2rem; color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.kopf nav { display: flex; align-items: center; gap: 22px; }
.kopf nav a { color: var(--text-2); text-decoration: none; font-weight: 500; font-size: .95rem; }
.kopf nav a:hover { color: var(--text); }
.kopf nav .nav-btn { background: var(--blau); color: #fff; padding: 8px 16px; border-radius: 999px; }
.kopf nav .nav-btn:hover { background: var(--blau-dunkel); color: #fff; }

/* Schaltflächen */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--blau); color: #fff; text-decoration: none; font-weight: 600; padding: 13px 22px; border-radius: 10px; border: 1px solid var(--blau); transition: background .15s; }
.btn:hover { background: var(--blau-dunkel); border-color: var(--blau-dunkel); }
.btn.zweit { background: #fff; color: var(--blau); border-color: #c5cff5; }
.btn.zweit:hover { background: var(--blau-hell); }
.btn small { font-weight: 500; opacity: .8; }
.btn.aus, .btn.aus:hover { background: #eef0f6; color: #5b6478; border-color: #d9deea; cursor: default; }
.aktionen { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }

/* Held */
.held { padding: 72px 0 64px; background: radial-gradient(1200px 500px at 85% -10%, #e4eaff 0%, transparent 60%), radial-gradient(800px 400px at -10% 110%, #e6f7f0 0%, transparent 60%); }
.held-raster { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 56px; align-items: center; }
.etikett { display: inline-block; font-size: .85rem; font-weight: 600; color: var(--blau); background: var(--blau-hell); padding: 5px 12px; border-radius: 999px; margin-bottom: 18px; }
.lead { font-size: 1.15rem; color: var(--text-2); max-width: 36em; }
.fakten { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--text-2); font-size: .93rem; }
.fakten li::before { content: "✓"; color: var(--gruen); font-weight: 700; margin-right: 7px; }
.fenster { margin: 0; background: #fff; border: 1px solid var(--linie); border-radius: var(--radius); box-shadow: var(--schatten); overflow: hidden; }
.fenster-leiste { display: flex; align-items: center; gap: 7px; padding: 10px 14px; border-bottom: 1px solid var(--linie); background: var(--grund-2); }
.fenster-leiste i { width: 11px; height: 11px; border-radius: 50%; background: #d5d9e4; }
.fenster-leiste span { margin-left: 10px; font-size: .8rem; color: var(--text-2); }
.fenster img { padding: 10px; }
.fenster a { display: block; cursor: zoom-in; }
.fenster figcaption { font-size: .82rem; color: var(--text-2); padding: 0 16px 14px; }

/* Abschnitte */
.abschnitt { padding: 88px 0; scroll-margin-top: 64px; }
.abschnitt.hell { background: var(--grund-2); border-top: 1px solid var(--linie); border-bottom: 1px solid var(--linie); }
.einleitung { font-size: 1.1rem; color: var(--text-2); max-width: 44em; margin-bottom: 36px; }
.schritte { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.schritte li { counter-increment: s; display: flex; flex-direction: column; gap: 6px; padding-top: 18px; border-top: 2px solid var(--blau); }
.schritte li::before { content: "0" counter(s); font-weight: 700; color: var(--blau); font-size: .9rem; }
.schritte strong { font-size: 1.2rem; }
.schritte span { color: var(--text-2); }

.karten { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.karte { background: #fff; border: 1px solid var(--linie); border-radius: var(--radius); padding: 24px; }
.karte p { color: var(--text-2); margin: 0; }
.abschnitt:not(.hell) .karte { background: var(--grund-2); }

.zwei { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.zwei p { color: var(--text-2); font-size: 1.05rem; }
.haken { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.haken li { padding-left: 28px; position: relative; }
.haken li::before { content: "✓"; position: absolute; left: 0; color: var(--gruen); font-weight: 700; }

.konsole { background: #141a33; color: #e4e8f7; border-radius: var(--radius); padding: 26px; box-shadow: var(--schatten); font-size: .97rem; }
.konsole p { margin: 0; padding: 14px 16px; border-radius: 10px; color: inherit; font-size: inherit; }
.konsole p + p { margin-top: 12px; }
.konsole span { display: block; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 4px; }
.k-du { background: #232b4f; }
.k-du span { color: #9fb1ff; }
.k-ki { background: #12352d; }
.k-ki span { color: #6fe0b8; }

.zeichen { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.zeichen figure { margin: 0; background: #fff; border: 1px solid var(--linie); border-radius: 10px; padding: 12px 8px 8px; text-align: center; }
.zeichen img { width: 100%; height: 64px; object-fit: contain; }
.zeichen figcaption { font-size: .74rem; color: var(--text-2); margin-top: 6px; line-height: 1.3; }

/* Preise */
.umschalter { display: inline-flex; background: #fff; border: 1px solid var(--linie); border-radius: 999px; padding: 4px; margin-bottom: 28px; }
.umschalter button { font: inherit; font-size: .92rem; font-weight: 600; border: 0; background: none; color: var(--text-2); padding: 8px 18px; border-radius: 999px; cursor: pointer; }
.umschalter button[aria-pressed="true"] { background: var(--blau); color: #fff; }
.preise { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.preis { position: relative; background: #fff; border: 1px solid var(--linie); border-radius: var(--radius); padding: 30px 26px; display: flex; flex-direction: column; }
.preis.betont { border: 2px solid var(--blau); box-shadow: var(--schatten); }
.band { position: absolute; top: -13px; left: 24px; margin: 0; background: var(--blau); color: #fff; font-size: .75rem; font-weight: 700; padding: 4px 12px; border-radius: 999px; letter-spacing: .03em; }
.betrag { margin: 6px 0 2px; display: flex; flex-direction: column; }
.betrag strong { font-size: 2.4rem; letter-spacing: -.03em; line-height: 1.1; }
.betrag span { color: var(--text-2); font-size: .88rem; }
.zahlweise { font-size: .85rem; color: var(--gruen); font-weight: 600; margin: 4px 0 0; min-height: 1.4em; }
.fuer { color: var(--text-2); margin: 14px 0 16px; padding-bottom: 16px; border-bottom: 1px solid var(--linie); }
.preis ul { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 9px; font-size: .95rem; flex: 1; align-content: start; }
.preis li { padding-left: 24px; position: relative; }
.preis li::before { content: "✓"; position: absolute; left: 0; color: var(--gruen); font-weight: 700; }
.kleingedruckt { font-size: .85rem; color: var(--text-2); margin-top: 22px; max-width: 52em; }

/* Download */
.dl { display: flex; flex-direction: column; }
.dl .sys { margin-bottom: 18px; }
.pruef { margin-top: 14px !important; font-size: .74rem; word-break: break-all; }
.pruef code { font-size: .95em; }
.hinweis-box { margin-top: 22px; background: #fff8e8; border: 1px solid #f1dfb2; border-radius: var(--radius); padding: 22px 26px; }
.hinweis-box ul { margin: 0; padding-left: 20px; display: grid; gap: 6px; }
.hinweis-box p { color: var(--text-2); }

/* Fragen */
details { background: #fff; border: 1px solid var(--linie); border-radius: 12px; padding: 0 20px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 600; padding: 16px 0; list-style-position: outside; }
details p { color: var(--text-2); margin: 0 0 16px; }

/* Fuß */
.fuss { padding: 36px 0; font-size: .88rem; color: var(--text-2); }
.fuss-innen { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; justify-content: space-between; }
.fuss nav { display: flex; flex-wrap: wrap; gap: 18px; }
.fuss a { color: var(--text-2); }
.fuss .ki { width: 100%; font-size: .8rem; }

@media (max-width: 960px) {
  .held-raster, .zwei { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .karten, .preise, .schritte { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .preis.betont { grid-column: span 2; }
}
@media (max-width: 640px) {
  .breit { padding: 0 16px; }
  .kopf nav a:not(.nav-btn) { display: none; }
  .held { padding: 44px 0 48px; }
  .abschnitt { padding: 60px 0; }
  .karten, .preise, .schritte { grid-template-columns: minmax(0, 1fr); }
  .preis.betont { grid-column: auto; }
  .zeichen { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }