.gate-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.gate-card {
  width: min(100%, 22rem);
  padding: 1.75rem 1.6rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--ink) 4%, transparent);
}
.gate-title {
  margin: 0.15rem 0 0.65rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.gate-lead {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
}
.gate-form { display: flex; flex-direction: column; gap: 0.45rem; }
.gate-label {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.gate-input {
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
}
.gate-input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}
.gate-submit {
  margin-top: 0.35rem;
  font: inherit;
  font-weight: 600;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--ink);
  border-radius: 6px;
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
}
.gate-submit:hover { opacity: 0.92; }
.gate-error {
  margin: 0;
  font-size: 0.85rem;
  color: #8b4513;
}