:root {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: #000000;
}

body {
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top, #1f2937 0%, #0f172a 38%, #020617 68%, #000000 100%);
}

.logo-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: transparent;
}

.logo-image {
  display: block;
  width: auto;
  max-width: 70vw;
  max-height: 60vh;
  height: auto;
  object-fit: contain;
}

.logo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(70vw, 680px);
  max-width: 100%;
  min-height: min(60vh, 320px);
  padding: 24px;
  border: 2px dashed rgba(255, 255, 255, 0.28);
  border-radius: 20px;
  color: #e2e8f0;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
}

.logo-placeholder span {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .logo-screen {
    padding: 20px;
  }

  .logo-image {
    max-width: 85vw;
    max-height: 70vh;
  }

  .logo-placeholder {
    width: 85vw;
    min-height: 42vh;
  }
}