.page-customer-qa {
  padding-top: 72px;
  background: #fff;
}

/* 单专家问答面板 — 参考 专家问答-单专家版 */
.page-customer-qa .section-4 {
  padding: 8px 24px 48px;
  background-color: #fff;
}

.page-customer-qa .section-4 .expert-panel {
  display: flex;
  align-items: flex-start;
  gap: 64px;
  max-width: 880px;
  margin: 0 auto;
  width: 100%;
}

.page-customer-qa .section-4 .expert-left {
  flex: 0 0 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #fdf0f0;
  border-radius: 20px;
  padding: 36px 28px 28px;
  box-sizing: border-box;
}

.page-customer-qa .section-4 .avatar-ring {
  width: 168px;
  height: 168px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(230, 0, 18, 0.12);
  background: #eef4fb;
}

.page-customer-qa .section-4 .avatar-ring img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-customer-qa .section-4 .expert-tag {
  margin-top: 28px;
  background: #e60012;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 999px;
  letter-spacing: 1px;
  white-space: nowrap;
  text-align: center;
}

.page-customer-qa .section-4 .expert-right {
  flex: 1;
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 8px;
  min-width: 0;
}

.page-customer-qa .section-4 .expert-name {
  font-size: 22px;
  font-weight: 700;
  color: #e60012;
  margin-bottom: 16px;
}

.page-customer-qa .section-4 .expert-desc {
  width: 100%;
  font-size: 18px;
  line-height: 1.9;
  color: #333;
  margin: 0 0 36px;
}

.page-customer-qa .section-4 .ask-box {
  width: 100%;
  display: flex;
  align-items: center;
  border: 1px solid #e5e5e5;
  border-radius: 999px;
  padding: 6px 6px 6px 24px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  margin-bottom: 32px;
  background: #fff;
  box-sizing: border-box;
}

.page-customer-qa .section-4 .ask-box input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  color: #333;
  background: transparent;
  min-width: 0;
  height: 44px;
}

.page-customer-qa .section-4 .ask-box input::placeholder {
  color: #b8b8b8;
}

.page-customer-qa .section-4 .ask-btn {
  background: #e60012;
  color: #fff;
  border: none;
  font-size: 17px;
  font-weight: 600;
  padding: 12px 34px;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 2px;
  transition: background 0.2s;
  flex-shrink: 0;
  line-height: 1.2;
}

.page-customer-qa .section-4 .ask-btn:hover {
  background: #c4000f;
}

.page-customer-qa .section-4 .hot-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
}

.page-customer-qa .section-4 .hot-label {
  font-size: 14px;
  color: #999;
  white-space: nowrap;
}

.page-customer-qa .section-4 .hot-tag {
  background: #f5f5f5;
  color: #555;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.page-customer-qa .section-4 .hot-tag:hover {
  background: #fdf0f0;
  color: #e60012;
}

.page-customer-qa .hero {
  text-align: center;
  padding: 24px 24px 40px;
  max-width: 800px;
  margin: 0 auto;
}

.page-customer-qa .hero h1 {
  margin: 0;
  font-size: 40px;
  font-weight: 700;
  color: #e60012;
  letter-spacing: 2px;
  line-height: 1.3;
}

.page-customer-qa .hero p {
  margin: 16px 0 0;
  font-size: 15px;
  color: #b0b0b0;
  line-height: 1.9;
}

.page-customer-qa .wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

.page-customer-qa .qa {
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 12px;
  padding: 22px 24px;
  margin-bottom: 16px;
  transition: box-shadow 0.2s;
}

.page-customer-qa .qa:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.page-customer-qa .q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.page-customer-qa .q-tag {
  flex-shrink: 0;
  background: #e60012;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.page-customer-qa .q-text {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  line-height: 1.5;
}

.page-customer-qa .a {
  padding-left: 34px;
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

.page-customer-qa .a-label {
  color: #e60012;
  font-weight: 600;
  margin-right: 6px;
}

.page-customer-qa .qa-copyright {
  text-align: center;
  color: #999;
  font-size: 12px;
  padding: 10px 0 20px;
}

@media (max-width: 850px) {
  .page-customer-qa {
    padding-top: 56px;
  }
  .page-customer-qa .hero {
    padding: 16px 20px 28px;
  }
  .page-customer-qa .hero h1 {
    font-size: 28px;
    letter-spacing: 1px;
  }
  .page-customer-qa .a {
    padding-left: 24px;
  }
  .page-customer-qa .section-4 {
    padding: 0 16px 36px;
  }
  .page-customer-qa .section-4 .expert-panel {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }
  .page-customer-qa .section-4 .expert-left {
    flex: none;
    width: 100%;
    max-width: 320px;
    padding: 28px 24px 24px;
  }
  .page-customer-qa .section-4 .avatar-ring {
    width: 140px;
    height: 140px;
  }
  .page-customer-qa .section-4 .expert-tag {
    font-size: 14px;
    padding: 8px 16px;
    margin-top: 20px;
  }
  .page-customer-qa .section-4 .expert-name {
    font-size: 18px;
  }
  .page-customer-qa .section-4 .expert-desc {
    font-size: 15px;
    margin-bottom: 24px;
  }
  .page-customer-qa .section-4 .ask-box {
    padding: 5px 5px 5px 16px;
    margin-bottom: 20px;
  }
  .page-customer-qa .section-4 .ask-box input {
    font-size: 14px;
    height: 40px;
  }
  .page-customer-qa .section-4 .ask-btn {
    font-size: 15px;
    padding: 10px 22px;
  }
  .page-customer-qa .section-4 .hot-tag {
    font-size: 13px;
    padding: 7px 12px;
  }
}