/* ==========================================================================
   联系我们 · 在线留言表单
   --------------------------------------------------------------------------
   只承载表单独有的样式（验证码、状态提示、按钮行）。
   表单骨架（.contact-form / .form-row / .form-group）沿用 page.css，
   这里额外补齐 page.css 里缺失的 input 基础样式（原表单只定义了 textarea）。
   ========================================================================== */

/* 输入框与 textarea 保持一致的外观 */
.form-group input {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  transition: border-color var(--transition);
  width: 100%;
  box-sizing: border-box;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light);
}

.form-group textarea {
  width: 100%;
  box-sizing: border-box;
}

/* ---------------------------------------------------------------- 验证码 */
.cf-captcha {
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.cf-captcha input {
  flex: 1 1 auto;
  min-width: 0;
}

/* 题目本身就是「换一题」的按钮，做成可点击的胶囊，弱化视觉权重 */
.cf-captcha-refresh {
  flex: 0 0 auto;
  min-width: 112px;
  padding: 0 14px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-dark);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
}

.cf-captcha-refresh:hover {
  border-color: var(--color-primary);
  background: #fff;
}

.cf-captcha-refresh:disabled {
  cursor: default;
  opacity: 0.6;
}

/* ---------------------------------------------------------------- 状态提示 */
.cf-status {
  margin: 0 0 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.6;
}

.cf-status.is-error {
  background: #fdecec;
  border: 1px solid #f5c2c2;
  color: #b3261e;
}

.cf-status.is-success {
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #1b5e20;
}

/* ---------------------------------------------------------------- 操作行 */
.cf-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.cf-hint {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-mute);
  line-height: 1.6;
}

/* 提交中：按钮禁用并显示进度态 */
#cfSubmit[disabled] {
  cursor: default;
  opacity: 0.7;
}

@media (max-width: 640px) {
  .cf-captcha {
    flex-direction: column;
  }

  .cf-captcha-refresh {
    min-height: 42px;
  }

  .cf-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cf-actions .btn {
    width: 100%;
  }
}