/* Technische Startseite – bewusst minimal; kein Einfluss auf Alarm/Info/Touch. */
:root { font-family: 'Segoe UI', Tahoma, Arial, sans-serif; color-scheme: light; }
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0c2035 0%, #153557 100%);
}

/* Dieselben Testfarben wie auf den Registrierungsseiten. */
body.environment-test {
  background:
    radial-gradient(ellipse at 12% 16%, rgba(155,237,187,.46) 0%, transparent 48%),
    radial-gradient(ellipse at 85% 84%, rgba(175,242,195,.50) 0%, transparent 57%),
    linear-gradient(118deg, #e8fbef 0%, #f7fdf4 50%, #e4fae9 100%);
}
body.environment-test .landing-card {
  border-color: #18b451;
  box-shadow: 0 12px 38px rgba(30,59,80,.10);
}
.landing-card {
  width: min(100%, 520px);
  min-height: 340px;
  padding: 42px 24px 24px;
  background: #fff;
  border: 1px solid #c8d5e4;
  border-radius: 12px;
  box-shadow: 0 16px 45px rgba(0, 10, 24, .25);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.landing-logo { width: 64px; height: auto; max-height: 82px; object-fit: contain; }
h1 { margin: 18px 0 0; color: #1a2d42; font-size: clamp(1.75rem, 4vw, 2rem); font-weight: 650; line-height: 1.25; }
.landing-environment {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: auto;
  padding: 6px 15px;
  border: 1px solid #cbddec;
  border-radius: 999px;
  background: #edf4fb;
  color: #294f77;
  font-size: .85rem;
  font-weight: 600;
  line-height: 1.35;
}
body.environment-test .landing-environment {
  border-color: #d3e8d8;
  background: #edf9f0;
  color: #234b36;
}
.landing-copyright { margin-top: auto; padding-top: 18px; color: #8696ac; font-size: .76rem; line-height: 1.55; }
@media (max-width: 520px) { .landing-card { min-height: 300px; padding-top: 35px; } }