:root {
  --grund: #0b0f14;
  --flaeche: #121821;
  --linie: rgba(255, 255, 255, .08);
  --text: #e8eef2;
  --leise: #93a1ad;
  --gruen: #2ee6a6;
  --lime: #b7f34a;
  --verlauf: linear-gradient(100deg, var(--gruen), var(--lime));
  --schrift: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --breit: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--grund); color: var(--text); font: 400 1.05rem/1.65 var(--schrift); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.4rem, 6.5vw, 5rem); font-weight: 750; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 700; max-width: 20ch; }
h3 { font-size: 1.35rem; font-weight: 650; }
.verlauf { background: var(--verlauf); -webkit-background-clip: text; background-clip: text; color: transparent; }
.klein { color: var(--leise); font-size: .92rem; }

/* Leiste */
.leiste { position: fixed; inset: 0 0 auto; z-index: 10; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px clamp(16px, 4vw, 40px); backdrop-filter: blur(14px); background: rgba(11, 15, 20, .55); border-bottom: 1px solid var(--linie); }
.marke { font-weight: 750; letter-spacing: -.01em; text-decoration: none; font-size: 1.1rem; }
.marke span { color: var(--gruen); }
.leiste nav { display: flex; align-items: center; gap: clamp(10px, 2.5vw, 28px); font-size: .95rem; }
.leiste nav a { text-decoration: none; color: var(--leise); transition: color .2s; }
.leiste nav a:hover { color: var(--text); }
@media (max-width: 640px) { .leiste nav a:not(.knopf) { display: none; } }

/* Knöpfe */
.knopf { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 24px; border-radius: 999px;
  background: var(--verlauf); color: #06110c !important; font-weight: 650; text-decoration: none; border: 0;
  box-shadow: 0 10px 30px -10px rgba(46, 230, 166, .55); transition: transform .2s, box-shadow .2s; }
.knopf:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(46, 230, 166, .7); }
.knopf.geist { background: transparent; color: var(--text) !important; border: 1px solid var(--linie); box-shadow: none; }
.knopf.klein { padding: 8px 16px; font-size: .9rem; }
.knopf.gross { font-size: clamp(1rem, 2.6vw, 1.3rem); padding: 18px 30px; overflow-wrap: anywhere; }

/* Held */
.held { position: relative; min-height: 100svh; display: grid; align-items: center; padding: 120px clamp(16px, 6vw, 80px) 80px; overflow: hidden; }
#punktwolke { position: absolute; inset: 0; width: 100%; height: 100%; }
.held::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 15% 45%, rgba(11, 15, 20, .9), rgba(11, 15, 20, .35) 45%, transparent 70%), linear-gradient(transparent 75%, var(--grund)); }
.held-text { position: relative; z-index: 1; max-width: 860px; }
.vorzeile { color: var(--gruen); font-weight: 600; letter-spacing: .02em; margin: 0 0 14px; }
.unterzeile { color: var(--leise); font-size: clamp(1.05rem, 2vw, 1.25rem); max-width: 46ch; margin: 0 0 32px; }
.aktionen { display: flex; flex-wrap: wrap; gap: 12px; }
.runter { position: absolute; z-index: 1; left: 50%; bottom: 28px; width: 26px; height: 42px; margin-left: -13px; border: 2px solid var(--linie); border-radius: 14px; }
.runter span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--gruen); animation: rollen 1.8s infinite; }
@keyframes rollen { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* Abschnitte */
.abschnitt { max-width: var(--breit); margin: 0 auto; padding: clamp(72px, 10vw, 130px) clamp(16px, 4vw, 40px); }
.etikett { display: inline-block; margin: 0 0 18px; padding: 4px 12px; border: 1px solid var(--linie); border-radius: 999px; color: var(--gruen); font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; }
.karten { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 20px; margin-top: 40px; }
.karte { position: relative; padding: 30px 26px; border-radius: 22px; background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .01)); border: 1px solid var(--linie); transition: transform .3s, border-color .3s; }
.karte:hover { transform: translateY(-4px); border-color: rgba(46, 230, 166, .35); }
.karte p { color: var(--leise); }
.karte ul { margin: 18px 0 0; padding: 0; list-style: none; }
.karte li { padding: 8px 0 8px 22px; border-top: 1px solid var(--linie); position: relative; font-size: .95rem; }
.karte li::before { content: ""; position: absolute; left: 0; top: 17px; width: 8px; height: 8px; border-radius: 50%; background: var(--verlauf); }
.symbol { width: 52px; height: 52px; display: grid; place-items: center; margin-bottom: 20px; border-radius: 14px; background: rgba(46, 230, 166, .1); }
.symbol svg { width: 28px; height: 28px; fill: none; stroke: var(--gruen); stroke-width: 2.4; stroke-linejoin: round; stroke-linecap: round; }

.referenz { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(28px, 6vw, 80px); align-items: center; }
@media (max-width: 820px) { .referenz { grid-template-columns: 1fr; } }
.referenz-text p { color: var(--leise); max-width: 55ch; }
.kennzahlen { display: grid; gap: 14px; }
.kennzahlen div { padding: 22px 24px; border-radius: 18px; border: 1px solid var(--linie); background: var(--flaeche); display: flex; flex-direction: column; }
.kennzahlen b { font-size: 1.6rem; background: var(--verlauf); -webkit-background-clip: text; background-clip: text; color: transparent; }
.kennzahlen span { color: var(--leise); font-size: .95rem; }

.ueber p { color: var(--leise); max-width: 62ch; font-size: 1.1rem; }

.kontakt-box { padding: clamp(36px, 6vw, 72px); border-radius: 28px; text-align: center; border: 1px solid var(--linie);
  background: radial-gradient(ellipse at top, rgba(46, 230, 166, .14), transparent 60%), var(--flaeche); }
.kontakt-box h2 { margin-left: auto; margin-right: auto; }
.kontakt-box p { color: var(--leise); margin-bottom: 28px; }

.fuss { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; max-width: var(--breit); margin: 0 auto;
  padding: 32px clamp(16px, 4vw, 40px) 48px; border-top: 1px solid var(--linie); color: var(--leise); font-size: .9rem; }
.fuss nav { display: flex; gap: 20px; }

/* Rechtstexte */
.recht { max-width: 760px; margin: 0 auto; padding: 130px clamp(16px, 4vw, 40px) 80px; }
.recht h2 { font-size: 1.4rem; margin-top: 2em; max-width: none; }
.recht p, .recht li { color: var(--leise); }

/* Einblenden beim Scrollen */
.erscheinen { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.erscheinen.sichtbar { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .erscheinen { opacity: 1; transform: none; transition: none; }
  .runter span { animation: none; }
}
:focus-visible { outline: 2px solid var(--gruen); outline-offset: 3px; }