:root {
  --bg: #f5f0e6;
  --surface: #fffaf1;
  --ink: #1b1f2a;
  --muted: #5b5d63;
  --line: #e3dccd;
  --accent: #e8643f;
  --accent-ink: #1b1f2a;
  --cta-a: #ffc27a;
  --cta-b: #f27a58;
  --night: #12151d;
  --night-ink: #f3ede2;
  --night-muted: #b9b5aa;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12151d;
    --surface: #1b1f2a;
    --ink: #f3ede2;
    --muted: #a9a59b;
    --line: #2b303d;
    --accent: #ffb35c;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #12151d;
  --surface: #1b1f2a;
  --ink: #f3ede2;
  --muted: #a9a59b;
  --line: #2b303d;
  --accent: #ffb35c;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* Kopfzeile ueber dem Hero */
.top {
  position: absolute; inset: 0 0 auto 0; z-index: 3;
  padding-top: max(12px, env(safe-area-inset-top));
}
.top .wrap { display: flex; justify-content: flex-end; }
.lang {
  display: inline-flex; gap: 2px; padding: 3px;
  border-radius: 999px; background: rgba(18, 21, 29, .55);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-size: 14px; font-weight: 700; letter-spacing: .04em;
}
.lang a, .lang span {
  padding: 6px 12px; border-radius: 999px; text-decoration: none; color: var(--night-ink);
}
.lang [aria-current] { background: var(--night-ink); color: var(--night); }

/* Hero: auf dem Handy liegt die Fahrt hinter dem Text */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  background: var(--night); color: var(--night-ink);
  display: flex; align-items: flex-end;
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media video { width: 100%; height: 100%; object-fit: cover; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(18,21,29,.35) 0%, rgba(18,21,29,0) 22%, rgba(18,21,29,0) 38%, rgba(18,21,29,.82) 66%, #12151d 100%);
}
.hero-text { padding-top: 96px; padding-bottom: max(28px, env(safe-area-inset-bottom)); }
.logo { width: min(300px, 78vw); height: auto; margin: 0 0 18px -4px; }
h1 {
  font-size: clamp(30px, 8.4vw, 52px); line-height: 1.08; letter-spacing: -.02em;
  font-weight: 800; margin: 0 0 12px; max-width: 16ch; text-wrap: balance;
}
.lead { margin: 0 0 24px; color: var(--night-muted); max-width: 34ch; font-size: 17px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 54px; padding: 0 26px; border-radius: 14px;
  font-weight: 800; font-size: 18px; text-decoration: none; letter-spacing: .01em;
}
.btn-play {
  color: #1b1f2a;
  background: linear-gradient(180deg, var(--cta-a), var(--cta-b));
  box-shadow: 0 10px 28px rgba(242, 122, 88, .35), inset 0 1px 0 rgba(255,255,255,.45);
  flex: 1 1 100%;
}
.btn-play:hover { filter: brightness(1.05); }
.btn-play svg { width: 18px; height: 18px; }
.btn-quiet { color: var(--night-ink); min-height: 44px; padding: 0 4px; font-size: 16px; font-weight: 700; text-underline-offset: 4px; text-decoration: underline; text-decoration-color: rgba(243,237,226,.4); }
.note { margin: 14px 0 0; font-size: 14px; color: var(--night-muted); }

/* Kurvenlinie als Trenner */
.road-line { color: var(--accent); margin: 0 auto; width: 100%; max-width: 1120px; height: 56px; }

section { padding: 40px 0 8px; }
h2 { font-size: clamp(24px, 5.6vw, 34px); line-height: 1.15; letter-spacing: -.015em; margin: 0 0 20px; }

.features { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.feature {
  display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start;
  padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px;
}
.feature h3 { margin: 0 0 4px; font-size: 18px; line-height: 1.3; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }
.sign {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--ink); color: var(--bg);
}
.sign svg { width: 26px; height: 26px; }

/* Installieren */
.install-grid { display: grid; gap: 12px; }
.card { padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
.card h3 { margin: 0 0 10px; font-size: 18px; }
.card ol { margin: 0; padding-left: 22px; color: var(--muted); }
.card li + li { margin-top: 4px; }
.card strong { color: var(--ink); }
.store {
  display: flex; align-items: center; gap: 14px; justify-content: space-between;
}
.store-btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 10px 16px;
  border-radius: 12px; background: var(--ink); color: var(--bg); opacity: .5;
  font-weight: 700; font-size: 15px; line-height: 1.2; cursor: not-allowed; user-select: none;
}
.store-btn svg { width: 22px; height: 22px; }
.store-btn small { display: block; font-weight: 500; font-size: 11px; opacity: .85; }
.badge {
  font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px; background: var(--accent); color: #1b1f2a; white-space: nowrap;
}
.install-intro { margin: 0 0 16px; color: var(--muted); max-width: 52ch; }

/* Abschluss */
.closing { padding: 48px 0 24px; text-align: center; }
.closing .btn-play { flex: 0 1 auto; width: 100%; max-width: 360px; }
footer {
  border-top: 1px solid var(--line); margin-top: 32px;
  padding: 24px 0 max(28px, env(safe-area-inset-bottom)); color: var(--muted); font-size: 15px;
}
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; }
.insta { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--ink); text-decoration: none; min-height: 44px; }
.insta svg { width: 22px; height: 22px; }
a.footer-lang { color: var(--ink); font-weight: 700; }

@media (min-width: 640px) {
  .btn-play { flex: 0 0 auto; }
  .features { grid-template-columns: 1fr 1fr; }
  .install-grid { grid-template-columns: 1fr 1fr; }
  .install-grid .store-card { grid-column: 1 / -1; }
}

/* Breit: die Fahrt steht als Hochformat-Bildschirm neben dem Text */
@media (min-width: 960px) {
  .hero { min-height: 0; align-items: center; padding: 88px 0 72px; background:
    radial-gradient(900px 500px at 78% 40%, rgba(255,179,92,.16), transparent 60%), var(--night); }
  .hero::after { display: none; }
  .hero-inner { display: grid; grid-template-columns: 1fr 380px; gap: 64px; align-items: center; }
  .hero-text { padding: 0; }
  .hero-media {
    position: relative; inset: auto; z-index: 0;
    aspect-ratio: 9 / 16; width: 380px; max-height: 76vh; justify-self: end;
    border-radius: 34px; overflow: hidden;
    box-shadow: 0 0 0 10px #232837, 0 30px 80px rgba(0,0,0,.55);
  }
  .hero-media video { height: 100%; }
  .logo { width: 340px; }
  .lead { font-size: 19px; }
  .features { grid-template-columns: repeat(6, 1fr); }
  .features .feature { grid-column: span 2; }
  .features .feature:nth-child(n+4) { grid-column: span 3; }
  section { padding-top: 56px; }
}
@media (max-width: 959px) {
  .hero-inner { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}