.auth-shell {
  width: 100%;
  min-width: 0;
  min-height: calc(100vh - 180px);
  display: grid;
  place-items: center;
  padding: 2rem 0;
}

.auth-panel {
  width: min(100%, 440px);
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--panel-padding);
  display: grid;
  gap: 1rem;
}

.auth-eyebrow {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-dim);
}

.auth-panel h1 {
  font-size: 1.9rem;
  line-height: 1.1;
}

.auth-copy {
  color: var(--muted);
  line-height: 1.6;
}

.auth-alert {
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #b91c1c;
  border-radius: var(--radius-sm);
  padding: .85rem 1rem;
  font-size: .92rem;
}

.auth-form {
  display: grid;
  gap: .9rem;
}

.auth-form label,
.auth-field {
  display: grid;
  gap: .4rem;
  font-size: .88rem;
  color: var(--text);
}

.auth-form label > span,
.auth-field > span {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
}

.auth-form input,
.auth-form select,
.auth-form textarea,
.auth-field input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: .9rem 1rem;
  font: inherit;
  color: var(--text);
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .85), 0 1px 2px rgba(15, 23, 42, .04);
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    background var(--transition);
  appearance: none;
}

.auth-form textarea {
  min-height: 7rem;
  resize: vertical;
}

.auth-form select {
  cursor: pointer;
}

.auth-form input:hover,
.auth-form select:hover,
.auth-form textarea:hover,
.auth-field input:hover {
  border-color: #cbd5e1;
}

.auth-form input:focus,
.auth-form select:focus,
.auth-form textarea:focus,
.auth-field input:focus {
  outline: none;
  border-color: rgba(59, 130, 246, .42);
  box-shadow:
    0 0 0 4px rgba(59, 130, 246, .12),
    inset 0 1px 0 rgba(255, 255, 255, .9);
  background: #fff;
}

.auth-form input[readonly],
.auth-field input[readonly] {
  background: #e2e8f0;
  color: var(--muted);
}

.auth-field-note {
  font-size: .8rem;
  color: var(--muted);
  min-height: 1.1rem;
}

.auth-status {
  border-radius: var(--radius-sm);
  padding: .85rem 1rem;
  font-size: .92rem;
}

.auth-status-warning {
  border: 1px solid #fed7aa;
  background: #fff7ed;
  color: #c2410c;
}

.auth-status-error {
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #b91c1c;
}

.auth-submit.auth-submit-live,
.auth-submit:not(:disabled) {
  background: var(--accent);
  cursor: pointer;
}

.auth-submit.auth-submit-live:disabled,
.auth-submit:disabled {
  background: #94a3b8;
  cursor: not-allowed;
}

.auth-submit {
  border: 0;
  border-radius: var(--radius-sm);
  padding: .85rem 1rem;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
}

.auth-submit:hover:not(:disabled) {
  background: var(--accent-dim);
}