/* Einstiegsseite – zentriertes Logo als Login-Einstieg */

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

.start-body {
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(135deg, #f4f5f8 0%, #e3e7ee 100%);
  color: #2b3340;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.start-stage {
  text-align: center;
  padding: 32px 24px;
  max-width: 480px;
}

.start-logo-btn {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: 24px;
  transition: transform 0.18s ease, filter 0.18s ease, box-shadow 0.18s ease;
  outline: none;
}

.start-logo-btn:hover,
.start-logo-btn:focus-visible {
  transform: translateY(-3px) scale(1.03);
  filter: drop-shadow(0 10px 22px rgba(40, 60, 110, 0.22));
}

.start-logo-btn:active {
  transform: translateY(0) scale(0.99);
}

.start-logo-btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(122, 27, 27, 0.35);
}

.start-logo {
  display: block;
  width: 240px;
  height: 240px;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.start-title {
  font-size: 28px;
  font-weight: 700;
  margin: 24px 0 6px;
  color: #2b3340;
  letter-spacing: 0.3px;
}

.start-sub {
  font-size: 14px;
  color: #6a7384;
  margin: 0 0 28px;
}

.start-hint {
  font-size: 13px;
  color: #8a93a4;
  margin: 0;
  min-height: 18px;
}

.start-hint.is-checking {
  color: #6a7384;
}

.start-hint.is-error {
  color: #b94a4a;
}

@media (max-width: 480px) {
  .start-logo {
    width: 180px;
    height: 180px;
  }
  .start-title {
    font-size: 22px;
  }
}