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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: var(--font-ui);
  color: var(--text-primary);
  background-color: var(--bg-space);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}

/* Kontrollierte Galaxy-/Nebel-Atmosphäre (nur freie Bereiche) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(1100px 700px at 78% -8%, rgba(139,124,255,0.14), transparent 60%),
    radial-gradient(900px 620px at 6% 108%, rgba(62,198,224,0.10), transparent 60%),
    radial-gradient(760px 560px at 46% 42%, rgba(74,144,226,0.07), transparent 70%),
    radial-gradient(520px 420px at 88% 78%, rgba(108,140,255,0.08), transparent 65%);
}

/* Sehr dezente Lichtpunkte (keine kitschigen Sterne) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(2px 2px at 12% 22%, rgba(232,236,244,0.35), transparent 100%),
    radial-gradient(1.5px 1.5px at 68% 14%, rgba(232,236,244,0.28), transparent 100%),
    radial-gradient(2px 2px at 84% 46%, rgba(232,236,244,0.22), transparent 100%),
    radial-gradient(1.5px 1.5px at 30% 78%, rgba(232,236,244,0.25), transparent 100%),
    radial-gradient(2px 2px at 52% 90%, rgba(232,236,244,0.20), transparent 100%);
  opacity: 0.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
code, pre { font-family: var(--font-mono); }

.app-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 264px 1fr;
  grid-template-rows: minmax(0, 1fr);
  height: 100vh;
  overflow: hidden;
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  position: relative;
}

.workspace {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-6);
  position: relative;
}

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 72px 1fr; }
}