/* 文件描述：产品兼容性认证申请表单页样式（前缀 cf-） */

body.cf-page {
  padding-top: var(--nav-height);
  background: #f5f7fa;
  color: var(--on-surface);
}

.cf-main {
  width: 100%;
}

.cf-hero {
  padding: 56px 24px 48px;
  text-align: center;
  background: linear-gradient(180deg, #eff9ff 0%, rgba(239, 249, 255, 0) 100%);
}

.cf-hero-title {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 600;
  color: #1a2736;
  line-height: 1.3;
}

.cf-hero-desc {
  margin: 0 auto;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: #5e6978;
}

.cf-form-wrap {
  width: min(720px, calc(100% - 32px));
  margin: 0 auto 80px;
  padding: 40px 32px 48px;
  background: #fff;
  border-radius: var(--r12);
  box-shadow: 0 10px 30px rgba(224, 229, 238, 0.45);
}

.cf-form-title {
  margin: 0 0 32px;
  font-size: 24px;
  font-weight: 600;
  text-align: center;
  color: #1a2736;
}

.cf-field {
  margin-bottom: 20px;
}

.cf-field--hidden[hidden] {
  display: none !important;
}

.cf-label {
  display: block;
  margin-bottom: 8px;
  font-size: var(--fs-14);
  font-weight: 500;
  color: #1a2736;
}

.cf-input,
.cf-select,
.cf-textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid #d8dee6;
  border-radius: var(--r8);
  font-size: var(--fs-14);
  color: #1a2736;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.cf-textarea {
  min-height: 120px;
  resize: vertical;
}

.cf-input:focus,
.cf-select:focus,
.cf-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 127, 223, 0.12);
}

.cf-input--readonly {
  background: #f8fafc;
}

.cf-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235E6978' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.cf-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.cf-radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-14);
  color: #1a2736;
  cursor: pointer;
}

.cf-upload {
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.cf-upload .cf-input {
  flex: 1;
}

.cf-upload-btn {
  flex-shrink: 0;
  min-width: 88px;
  padding: 0 16px;
  border: 1px solid var(--primary);
  border-radius: var(--r8);
  background: #fff;
  color: var(--primary);
  font-size: var(--fs-14);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.cf-upload-btn:hover {
  background: var(--primary);
  color: #fff;
}

.cf-field--check,
.cf-field--law {
  margin-top: 8px;
}

.cf-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: #5e6978;
  cursor: pointer;
}

.cf-check a {
  color: var(--primary);
  text-decoration: none;
}

.cf-check a:hover {
  text-decoration: underline;
}

.cf-captcha {
  display: flex;
  gap: 12px;
  align-items: center;
}

.cf-captcha .cf-input {
  flex: 1;
}

.cf-captcha-img {
  flex-shrink: 0;
  height: 44px;
  border: 1px solid #d8dee6;
  border-radius: var(--r8);
  cursor: pointer;
}

.cf-hint {
  margin: 6px 0 0;
  font-size: 12px;
}

.cf-hint--error {
  color: #e5484d;
}

.cf-error {
  margin: 0 0 16px;
  font-size: var(--fs-14);
  color: #e5484d;
}

.cf-actions {
  text-align: center;
  padding-top: 8px;
}

.cf-submit {
  min-width: 200px;
  min-height: 44px;
  padding: 0 32px;
  border: none;
  border-radius: var(--r8);
  background: var(--primary);
  color: #fff;
  font-size: var(--fs-16);
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
}

.cf-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.cf-submit:not(:disabled):hover {
  opacity: 0.92;
}

.cf-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(26, 39, 54, 0.45);
}

.cf-modal.is-open {
  display: flex;
}

.cf-modal__panel {
  position: relative;
  width: min(420px, 100%);
  padding: 40px 32px 32px;
  background: #fff;
  border-radius: var(--r12);
  text-align: center;
}

.cf-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 24px;
  line-height: 1;
  color: #94a3b8;
  cursor: pointer;
}

.cf-modal__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #e8f7ef url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2322a06b' stroke-width='2.5'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/28px no-repeat;
}

.cf-modal__title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 600;
  color: #1a2736;
}

.cf-modal__tips,
.cf-modal__thanks {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: #5e6978;
}

.cf-modal__thanks {
  margin-top: 12px;
}

@media (max-width: 640px) {
  .cf-form-wrap {
    padding: 28px 20px 36px;
  }

  .cf-upload {
    flex-direction: column;
  }

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

/* 嵌入产品兼容性认证落地页时的间距 */
.cp-page .cf-form-wrap {
  width: min(720px, calc(100% - 48px));
  margin: 0 auto 80px;
}