/* ============ Auth 登录/注册 ============ */
#view-auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding-bottom: 50px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(199,156,110,0.06) 0%, transparent 60%),
    var(--bg-primary);
}

.auth-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.auth-logo {
  text-align: center;
  font-size: 48px;
  margin-bottom: 8px;
}

.auth-title {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
}

/* ============ Tabs ============ */
.auth-tabs {
  display: flex;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}

.auth-tab {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-xs);
  transition: var(--transition);
}

.auth-tab.active {
  background: var(--accent);
  color: #0a0e14;
}

.auth-tab:not(.active):hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* ============ Form ============ */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-group {
  position: relative;
}

.form-group input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: border-color var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.auth-form .btn-primary {
  margin-top: 4px;
  padding: 12px;
  font-size: 15px;
}

.auth-hint {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
}

/* 错误状态 */
.form-group input.input-error {
  border-color: var(--error);
}

.error-msg-inline {
  font-size: 12px;
  color: var(--error);
  margin-top: 4px;
}