#beta-gate {
  position: fixed;
  inset: 0;
  z-index: 10;
  overflow: auto;
  box-sizing: border-box;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background: #f7f8fa;
  color: #20232b;
  font-family: Inter, system-ui, sans-serif;
  line-height: 1.6;
}
#beta-gate * { box-sizing: border-box; }
#beta-gate .beta-card {
  width: 100%;
  max-width: 420px;
  padding: 36px;
  border: 1px solid #e8eaee;
  border-radius: 24px;
  background: white;
  box-shadow: 0 12px 48px #20232b08;
}
#beta-gate .beta-brand { font-size: 28px; font-weight: 700; letter-spacing: -1px; }
#beta-gate .beta-badge {
  display: inline-block;
  margin-top: 24px;
  padding: 4px 10px;
  border-radius: 6px;
  background: #eef1ff;
  color: #4a55a2;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
}
#beta-gate h1 { margin: 12px 0 8px; font-size: 26px; }
#beta-gate p { margin: 0 0 24px; color: #646b78; font-size: 14px; }
#beta-gate label { display: block; margin-bottom: 8px; font-size: 14px; }
#beta-gate input {
  width: 100%;
  border: 1px solid #c9ced8;
  border-radius: 10px;
  padding: 13px 14px;
  font: inherit;
  font-size: 16px;
  background: white;
  color: #20232b;
}
#beta-gate input:focus-visible, #beta-gate button:focus-visible {
  outline: 3px solid #b7c2ff;
  outline-offset: 3px;
}
#beta-gate input[aria-invalid="true"] { border-color: #b42318; }
#beta-gate .beta-error { min-height: 24px; margin: 8px 0 12px; color: #b42318; font-size: 13px; }
#beta-gate button {
  width: 100%;
  border: 0;
  border-radius: 10px;
  padding: 14px;
  background: #252a36;
  color: white;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
#beta-gate button:hover { background: #3c4354; }
#beta-gate button:disabled { opacity: .6; cursor: wait; }
#beta-gate .beta-note { margin: 18px 0 0; font-size: 12px; text-align: center; }
@media (max-width: 420px) {
  #beta-gate .beta-card { padding: 28px 24px; }
}