* { box-sizing: border-box; }
body.auth-body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.auth-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px 28px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 12px 40px rgba(0,0,0,.18);
}
.auth-card--wide { max-width: 520px; }
h1 { margin: 0 0 8px; font-size: 1.5rem; color: #1a1a2e; }
.muted { color: #666; font-size: 0.9rem; margin: 0 0 20px; }
label { display: block; font-size: 0.85rem; font-weight: 600; color: #444; margin: 12px 0 6px; }
input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
}
.flash {
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}
.flash--err { background: #fdecea; color: #611a15; border: 1px solid #f5c6cb; }
.btn {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}
.btn--primary { background: #667eea; color: #fff; width: 100%; }
.btn--primary:hover { background: #5568d3; }
.btn--google { background: #fff; color: #333; border: 1px solid #ddd; width: 100%; }
.btn--google:hover { background: #f8f8f8; }
.btn--ghost { background: #f1f3f5; color: #333; }
.btn--link { background: transparent; color: #667eea; }
.divider {
  text-align: center;
  color: #888;
  font-size: 0.85rem;
  margin: 20px 0 12px;
}
.actions { margin-top: 20px; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.json-out {
  background: #0d1117;
  color: #c9d1d9;
  padding: 16px;
  border-radius: 8px;
  overflow: auto;
  font-size: 0.85rem;
  max-height: 320px;
}