:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #1b232e;
  --line: #263140;
  --ink: #e7edf3;
  --muted: #8b98a7;
  --accent: #38bdf8;
  --accent-2: #818cf8;
  color-scheme: dark;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6f9; --panel: #ffffff; --panel-2: #f0f3f7; --line: #dce2ea;
    --ink: #121821; --muted: #5d6b7a; --accent: #0284c7; --accent-2: #4f46e5;
    color-scheme: light;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--ink);
  font: 17px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  display: flex; flex-direction: column; position: relative; overflow-x: hidden;
}
.glow {
  position: fixed; inset: -20vh -10vw auto auto; width: 70vw; height: 70vh; pointer-events: none;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 22%, transparent), transparent);
  filter: blur(20px); opacity: .7; z-index: 0;
}

.top {
  position: relative; z-index: 1; width: 100%; max-width: 1040px; margin: 0 auto;
  padding: 56px 22px 28px; display: flex; align-items: center; gap: 18px;
}
.logo {
  width: 64px; height: 64px; border-radius: 16px; flex: none;
  display: grid; place-items: center; font-weight: 900; font-size: 1.45rem; letter-spacing: -0.02em;
  color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 35%, transparent);
}
.top h1 { margin: 0; font-size: clamp(2rem, 6vw, 2.8rem); line-height: 1; letter-spacing: -0.03em; font-weight: 850; }
.top p { margin: 6px 0 0; color: var(--muted); font-size: 1.05rem; }

main { position: relative; z-index: 1; width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 22px 40px; flex: 1; }
.grid { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

.tile {
  height: 100%; display: flex; align-items: flex-start; gap: 14px; padding: 18px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px;
  color: inherit; text-decoration: none; transition: transform .15s, border-color .15s, background .15s;
}
a.tile:hover { transform: translateY(-2px); border-color: var(--accent); background: var(--panel-2); }
a.tile:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.tile.is-off { opacity: .55; }
.icon {
  width: 48px; height: 48px; flex: none; border-radius: 12px; display: grid; place-items: center;
  font-size: 1.5rem; background: var(--panel-2); border: 1px solid var(--line);
}
.body { flex: 1; min-width: 0; display: grid; gap: 4px; }
.title { font-weight: 750; font-size: 1.08rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.text { color: var(--muted); font-size: .95rem; }
.arrow { color: var(--accent); font-size: 1.3rem; align-self: center; transition: transform .15s; }
a.tile:hover .arrow { transform: translateX(3px); }
.badge {
  font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  padding: 2px 8px; border-radius: 99px; background: var(--panel-2); color: var(--muted); border: 1px solid var(--line);
}
.badge-in { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }

.foot {
  position: relative; z-index: 1; width: 100%; max-width: 1040px; margin: 0 auto;
  padding: 22px; display: flex; gap: 18px; flex-wrap: wrap; color: var(--muted); font-size: .88rem;
  border-top: 1px solid var(--line);
}
.foot a { color: var(--muted); }
.foot a:hover { color: var(--ink); }

/* Textseiten (Impressum, Datenschutz) */
.doc { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 22px; max-width: 760px; }
.doc h2 { margin-top: 0; }
.doc h3 { font-size: 1rem; margin: 20px 0 6px; }
.doc p, .doc li { line-height: 1.6; }
.doc .addr { background: var(--panel-2); border-radius: 10px; padding: 10px 14px; }
.back { display: inline-block; margin-bottom: 14px; color: var(--accent); text-decoration: none; }

@media (max-width: 520px) {
  .top { padding-top: 36px; }
  .logo { width: 54px; height: 54px; font-size: 1.2rem; }
}
@media (prefers-reduced-motion: reduce) {
  .tile, .arrow { transition: none; }
}