:root {
  --bg: #111318;
  --panel: #1b1f27;
  --panel2: #232936;
  --line: #2e3542;
  --txt: #edeef1;
  --mut: #98a0ad;
  --gelb: #f5c400;
  --gruen: #3fb37f;
  --rot: #e5534b;
  --r: 14px;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gelb); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.gelb { color: var(--gelb); }
.mut { color: var(--mut); }

/* Kopf */
.kopf {
  position: sticky; top: 0; z-index: 10;
  background: rgba(17, 19, 24, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.kopf .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.marke { display: flex; align-items: center; gap: 10px; color: var(--txt); text-decoration: none; font-weight: 800; letter-spacing: .5px; }
.marke img { width: 34px; height: 34px; border-radius: 8px; }
.nav { display: flex; gap: 20px; margin-left: auto; }
.nav a { color: var(--mut); text-decoration: none; font-size: .95rem; }
.nav a:hover { color: var(--txt); }
.knopf {
  display: inline-block; padding: 12px 22px; border-radius: 10px;
  font-weight: 700; text-decoration: none; border: 0; cursor: pointer; font-size: 1rem;
}
.knopf.voll { background: var(--gelb); color: #111; }
.knopf.voll:hover { filter: brightness(1.08); }
.knopf.rand { border: 1px solid var(--line); color: var(--txt); background: transparent; }
.knopf.rand:hover { border-color: var(--mut); }
.knopf.klein { padding: 8px 14px; font-size: .9rem; }
.knopf[disabled] { opacity: .6; cursor: wait; }
@media (max-width: 760px) { .nav { display: none; } .kopf .knopf.rand { margin-left: auto; } .kopf .knopf.voll { display: none; } }

/* Abschnitte */
section { padding: 80px 0; border-bottom: 1px solid var(--line); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.15rem; }
.eyebrow { color: var(--gelb); text-transform: uppercase; letter-spacing: 2px; font-size: .8rem; font-weight: 700; margin-bottom: 10px; }
.lead { font-size: 1.15rem; color: var(--mut); max-width: 640px; }

/* Hero */
.hero { padding: 64px 0 72px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero .knoepfe { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 14px; }
.hero .hinweis { color: var(--mut); font-size: .9rem; }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; } }
.stores-hero { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 8px; }
.store {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 9px 18px 9px 14px; border-radius: 10px; min-width: 190px;
  background: #000; color: #fff; border: 1px solid #555; text-decoration: none; line-height: 1.15;
}
.store:hover { border-color: var(--gelb); }
.store svg { width: 26px; height: 26px; flex: none; color: var(--gelb); }
.store span { display: flex; flex-direction: column; font-weight: 700; font-size: 1.1rem; }
.store small { font-weight: 400; font-size: .72rem; color: #c9ccd3; }
.store.aus { opacity: .55; cursor: default; }
.store.aus svg { color: #fff; }
.store.aus:hover { border-color: #555; }

.handy {
  width: min(300px, 80vw); margin: 0 auto;
  border: 10px solid #000; border-radius: 40px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6), 0 0 0 2px #333;
  background: #000;
}
.handy.klein { width: 210px; border-width: 7px; border-radius: 28px; }

/* Raster */
.raster { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-top: 36px; }
.karte { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.karte p { color: var(--mut); margin: 0; }
.karte .symbol { font-size: 1.6rem; margin-bottom: 8px; }

.funktion { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; margin-top: 56px; }
.funktion:nth-of-type(even) .text { order: 2; }
.funktion ul { padding-left: 20px; color: var(--mut); }
@media (max-width: 860px) {
  .funktion { grid-template-columns: 1fr; gap: 24px; }
  .funktion:nth-of-type(even) .text { order: 0; }
}

/* Probleme */
.vergleich { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.vergleich .karte h3 { display: flex; gap: 8px; }
.vergleich ul { margin: 0; padding-left: 20px; color: var(--mut); }
.vorher { border-color: #4a2a2a; }
.nachher { border-color: #2a4a38; }
@media (max-width: 760px) { .vergleich { grid-template-columns: 1fr; } }

/* Preise */
.preis { text-align: center; max-width: 520px; margin: 36px auto 0; border: 2px solid var(--gelb); }
.preis .betrag { font-size: 3.4rem; font-weight: 800; }
.preis .betrag small { font-size: 1rem; color: var(--mut); font-weight: 400; }
.preis ul { text-align: left; list-style: none; padding: 0; margin: 20px 0; }
.preis li { padding: 6px 0 6px 28px; position: relative; }
.preis li::before { content: '✓'; position: absolute; left: 0; color: var(--gelb); font-weight: 800; }
.rechner { background: var(--panel2); border-radius: 10px; padding: 16px; margin: 20px 0; display: flex; gap: 12px; align-items: center; justify-content: center; flex-wrap: wrap; }
.rechner input { width: 90px; }
.rechner output { font-size: 1.5rem; font-weight: 800; color: var(--gelb); min-width: 90px; }

/* FAQ */
details { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; margin-top: 12px; }
summary { cursor: pointer; font-weight: 700; }
details p { color: var(--mut); margin: 12px 0 0; }

/* Formular */
form { display: grid; gap: 14px; max-width: 640px; margin-top: 28px; }
.zeile { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 600px) { .zeile { grid-template-columns: 1fr; } }
label { display: grid; gap: 6px; font-size: .92rem; color: var(--mut); }
input, textarea {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  color: var(--txt); padding: 12px; font: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--gelb); border-color: transparent; }
.check { display: flex; gap: 10px; align-items: flex-start; }
.check input { margin-top: 5px; }
.honig { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.fehler { color: var(--rot); min-height: 1.2em; margin: 0; }

/* Fuß */
.fuss { padding: 40px 0; color: var(--mut); font-size: .9rem; }
.fuss .wrap { display: flex; gap: 24px; flex-wrap: wrap; justify-content: space-between; align-items: center; }
.fuss nav { display: flex; gap: 16px; flex-wrap: wrap; }
.fuss a { color: var(--mut); }
.stores { display: flex; gap: 10px; }

/* Rechtstexte */
.recht { padding: 48px 0 80px; border: 0; }
.recht .wrap { max-width: 780px; }
.recht h2 { font-size: 1.2rem; color: var(--gelb); margin-top: 36px; }
.recht table { border-collapse: collapse; width: 100%; font-size: .92rem; display: block; overflow-x: auto; }
.recht td, .recht th { min-width: 120px; }
.recht td, .recht th { border: 1px solid var(--line); padding: 8px; text-align: left; vertical-align: top; }