#auth-shell {
  display: none;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: min(420px, 100%);
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-strong-bg);
  box-shadow: var(--shadow-md);
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 20px;
}

.auth-tab {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.04);
  cursor: pointer;
}

.auth-tab.active {
  color: #fff;
  background: var(--primary);
}

.auth-form {
  display: none;
}

.auth-form.active {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auth-form h1 {
  margin: 0 0 8px;
  font-size: 24px;
}

.auth-form label {
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-form input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-primary);
}

.auth-form .submit-btn {
  margin-top: 6px;
}

.auth-form .submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.auth-link-btn {
  align-self: center;
  padding: 6px 8px;
  color: var(--primary);
  cursor: pointer;
}

.auth-message {
  min-height: 22px;
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.5;
}

.auth-message.error {
  color: var(--danger);
}

.auth-message.success {
  color: var(--success);
}