* {
  box-sizing: border-box;
}

body {
  margin: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: radial-gradient(circle at 20% 20%, #1f4349 0%, #0e2a2f 55%, #0a1d21 100%);
  color: #f4f4f2;
  font-family: 'Noto Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

#splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  background: radial-gradient(circle at 20% 20%, #1f4349 0%, #0e2a2f 55%, #0a1d21 100%);
}

.splash-card {
  width: min(420px, 90vw);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  text-align: center;
}

.logo {
  font-size: 24px;
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 10px;
}

.loading-subtitle {
  font-size: 15px;
  font-weight: 400;
  color: rgba(244, 244, 242, 0.8);
  margin-bottom: 18px;
}

.spinner {
  width: 42px;
  height: 42px;
  margin: 0 auto;
  border: 3px solid rgba(244, 244, 242, 0.35);
  border-top-color: #f5a25d;
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}