:root {
  color-scheme: dark;
  --bg: #000113;
  --text: #f7f8ff;
  --muted: #aab3d9;
  --line: rgba(166, 180, 255, 0.22);
  --cyan: #30d6ff;
  --violet: #7b5cff;
  --magenta: #d74cff;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at center, var(--bg) 0%, var(--bg) 46%, #000000 100%);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Arial, sans-serif;
  font-synthesis: none;
  margin: 0;
  min-width: 320px;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

.landing {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: clamp(18px, 3vh, 28px);
  justify-content: center;
  min-height: 100svh;
  overflow: hidden;
  padding: 32px 20px;
  text-align: center;
}

.nebula-logo {
  height: auto;
  max-height: min(62svh, 620px);
  max-width: min(78vw, 620px);
  object-fit: contain;
  width: 100%;
}

h1 {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  margin: 0;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

.actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.96rem;
  font-weight: 760;
  justify-content: center;
  min-height: 48px;
  min-width: 138px;
  padding: 12px 20px;
  transition:
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.button:hover,
.button:focus-visible {
  outline: none;
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--cyan), var(--violet) 58%, var(--magenta));
  box-shadow: 0 18px 44px rgba(95, 107, 255, 0.28);
  color: #ffffff;
}

.button-quiet {
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--line);
  color: var(--muted);
}

.button-quiet:hover,
.button-quiet:focus-visible {
  border-color: rgba(48, 214, 255, 0.42);
  color: var(--text);
}

@media (max-width: 520px) {
  .landing {
    gap: 18px;
    padding: 24px 18px;
  }

  .nebula-logo {
    max-height: 58svh;
    max-width: 92vw;
  }

  .actions {
    width: min(100%, 320px);
  }

  .button {
    width: 100%;
  }
}