:root {
  --color-energy: #22c3ee;
  --color-energy-bg: #e0f8ff;
  --color-core: #ffd33f;
}

.foundation-placeholder {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--color-energy-bg);
  color: var(--color-text);
}

.foundation-placeholder__card {
  width: min(100%, 420px);
  padding: 40px 24px;
  border: 4px solid var(--color-core);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.foundation-placeholder__energy {
  display: block;
  font-size: 56px;
}

.foundation-placeholder h1 {
  margin: 16px 0 8px;
  font-size: 28px;
}

.foundation-placeholder p {
  margin: 0;
  font-size: 18px;
}