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

:root {
  --sv-bg: #00000D;
  --sv-title: #e0f4ff;
  --sv-subtitle: #2a4a6a;
}

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--sv-bg);
  font-family: Inter, system-ui, sans-serif;
}

.sv-screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.sv-spinner {
  width: 288px;
  height: 288px;
}

.sv-title {
  color: var(--sv-title);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.08em;
  animation: sv-fadein 0.6s ease 0.3s both;
}

.sv-subtitle {
  color: var(--sv-subtitle);
  font-size: 13px;
  letter-spacing: 0.18em;
  animation: sv-fadein 0.6s ease 0.5s both;
}

@keyframes sv-fadein {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}