* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: radial-gradient(circle at top, #202847 0, #050611 55%);
  color: #e0f4ff;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 24px 12px;
}

#page {
  background: rgba(4, 10, 30, 0.96);
  border-radius: 16px;
  padding: 20px 22px 18px 22px;
  border: 1px solid rgba(0, 200, 255, 0.4);
  box-shadow:
    0 0 28px rgba(0, 240, 255, 0.25),
    0 0 5px rgba(0, 180, 255, 0.4);
  max-width: 980px;
  width: 100%;
}

#intro h1 {
  font-size: 24px;
  margin-bottom: 8px;
  color: #8fd7ff;
  text-shadow: 0 0 4px rgba(0, 200, 255, 0.8);
}

#intro .lead {
  font-size: 14px;
  margin-bottom: 12px;
  line-height: 1.5;
  color: #c5e8ff;
}

#intro .actions {
  margin: 10px 0;
}

#intro .actions button {
  font-size: 15px;
  padding: 8px 18px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, #00e0ff, #00ff9c);
  color: #021018;
  font-weight: 600;
  box-shadow:
    0 0 12px rgba(0, 255, 255, 0.65),
    0 0 4px rgba(0, 0, 0, 0.8);
  transition: transform 0.08s ease, box-shadow 0.08s ease, filter 0.08s ease;
}

#intro .actions button:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
  box-shadow:
    0 0 18px rgba(0, 255, 255, 0.8),
    0 0 6px rgba(0, 0, 0, 0.9);
}

#intro .actions button:active {
  transform: translateY(1px) scale(0.98);
  box-shadow:
    0 0 6px rgba(0, 255, 255, 0.5),
    0 0 2px rgba(0, 0, 0, 1);
}

#intro .hint {
  margin-top: 6px;
  font-size: 12px;
  color: #7fbbe0;
}

#intro code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12px;
  background: rgba(0, 30, 60, 0.9);
  padding: 2px 4px;
  border-radius: 4px;
}

#app-root {
  margin-top: 12px;
}

/* Game-Einbettung */
#app-root .game-wrapper {
  margin-top: 8px;
  border-radius: 12px;
  background: rgba(2, 10, 26, 0.95);
  border: 1px solid rgba(0, 180, 255, 0.5);
  padding: 10px 12px 14px 12px;
  box-shadow: 0 0 18px rgba(0, 255, 255, 0.2);
}