/* ════════════════════════════════════════════════════════════════
 * 万象 · 登录 / 注册弹窗样式 v4.0
 * 微信小程序原生风 · 简洁表单
 * ════════════════════════════════════════════════════════════════ */

.auth-modal .modal {
  max-width: 420px;
  padding: 24px;
}

.auth-tabs {
  display: flex;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-line);
}

.auth-tab {
  flex: 1;
  padding: 12px 0;
  font-size: var(--text-base);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.auth-tab.is-active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.auth-tab:hover {
  color: var(--color-gold);
}

.auth-form {
  display: none;
  flex-direction: column;
  gap: 16px;
}

.auth-form.is-active {
  display: flex;
  animation: fadeIn var(--duration-base) var(--ease-out);
}

.auth-row-code {
  display: flex;
  gap: 8px;
}

.auth-row-code .input {
  flex: 1;
}

.auth-btn-code {
  flex-shrink: 0;
  padding: 0 16px;
  font-size: var(--text-sm);
  white-space: nowrap;
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast);
  min-height: 44px;
}

.auth-btn-code:hover {
  background: var(--color-gold-light);
}

.auth-btn-code:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.auth-submit {
  margin-top: 12px;
}

.auth-error {
  padding: 12px;
  background: rgba(255, 59, 48, 0.06);
  border: 1px solid rgba(255, 59, 48, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-error);
  font-size: var(--text-sm);
  text-align: center;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 16px 0;
  color: var(--color-text-mute);
  font-size: var(--text-sm);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-line);
}

.auth-fineprint {
  margin-top: 16px;
  font-size: var(--text-xs);
  color: var(--color-text-mute);
  text-align: center;
  line-height: 1.5;
}

.auth-fineprint a {
  color: var(--color-gold);
}

/* 验证码倒计时 */
.auth-btn-code.is-counting {
  background: transparent;
  border-color: var(--color-line);
  color: var(--color-text-mute);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}