/* ========================================
   单页面通用样式 - 基于首页蓝色设计风格
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f7f9fc;
  overflow-x: hidden;
}

.zh_container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ========================================
   页面头部Banner - 蓝色渐变
   ======================================== */

.zh_page_header {
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  padding: 100px 0 60px;
  margin-top: 80px;
  position: relative;
  overflow: hidden;
}

.zh_page_header::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 168, 232, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(30%, -30%);
}

.zh_page_header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 119, 182, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-30%, 30%);
}

.zh_page_header_content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}

.zh_page_text {
  text-align: left;
}

.zh_page_title {
  font-size: 48px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 15px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.zh_page_subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}

.zh_page_image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.zh_page_image img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.15));
  animation: floatImage 6s ease-in-out infinite;
}

@keyframes floatImage {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* ========================================
   面包屑导航
   ======================================== */

.zh_breadcrumb {
  background: #fff;
  padding: 20px 0;
  border-bottom: 1px solid #e8f2f7;
}

.zh_breadcrumb_inner {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #666;
}

.zh_breadcrumb_inner i {
  color: #00A8E8;
}

.zh_breadcrumb_inner a {
  color: #666;
  text-decoration: none;
  transition: color 0.3s;
}

.zh_breadcrumb_inner a:hover {
  color: #00A8E8;
}

.zh_breadcrumb_inner span {
  color: #333;
  font-weight: 500;
}

/* ========================================
   内容区域 - 通用
   ======================================== */

.zh_content_section {
  padding: 80px 0;
}

.zh_content_wrapper {
  max-width: 1000px;
  margin: 0 auto;
}

.zh_content_box {
  background: #fff;
  border-radius: 25px;
  padding: 60px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.zh_content_box h2 {
  font-size: 28px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 40px 0 20px 0;
  padding-bottom: 15px;
  border-bottom: 3px solid #00A8E8;
  display: inline-block;
}

.zh_content_box h2:first-child {
  margin-top: 0;
}

.zh_content_box h3 {
  font-size: 22px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 30px 0 15px 0;
}

.zh_content_box p {
  font-size: 15px;
  line-height: 1.8;
  color: #555;
  margin-bottom: 20px;
}

.zh_content_box ul, .zh_content_box ol {
  font-size: 15px;
  line-height: 1.8;
  color: #555;
  margin: 20px 0;
  padding-left: 30px;
}

.zh_content_box li {
  margin-bottom: 10px;
}

.zh_content_box strong {
  color: #00A8E8;
  font-weight: 600;
}

/* ========================================
   联系我们页面
   ======================================== */

.zh_contact_section {
  padding: 80px 0;
}

.zh_contact_intro {
  max-width: 800px;
  margin: 0 auto 60px;
  text-align: center;
}

.zh_contact_intro p {
  font-size: 16px;
  line-height: 1.8;
  color: #555;
  margin-bottom: 15px;
}

.zh_contact_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.zh_contact_card {
  background: #fff;
  border-radius: 20px;
  padding: 50px 30px;
  text-align: center;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border: 2px solid transparent;
}

.zh_contact_card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(0, 168, 232, 0.15);
  border-color: rgba(0, 168, 232, 0.2);
}

.zh_contact_icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
}

.zh_contact_icon i {
  font-size: 32px;
  color: #fff;
}

.zh_contact_title {
  font-size: 20px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 15px;
}

.zh_contact_info {
  font-size: 18px;
  font-weight: 600;
  color: #00A8E8;
  margin-bottom: 10px;
}

.zh_contact_desc {
  font-size: 14px;
  color: #999;
}

.zh_contact_note {
  max-width: 900px;
  margin: 0 auto;
}

.zh_note_content {
  background: rgba(0, 168, 232, 0.05);
  border-left: 4px solid #00A8E8;
  border-radius: 12px;
  padding: 30px;
  display: flex;
  gap: 20px;
}

.zh_note_content i {
  font-size: 24px;
  color: #00A8E8;
  flex-shrink: 0;
  margin-top: 3px;
}

.zh_note_content p {
  font-size: 15px;
  line-height: 1.8;
  color: #555;
  margin-bottom: 10px;
}

.zh_note_content p:last-child {
  margin-bottom: 0;
}

/* ========================================
   商家入驻页面
   ======================================== */

.zh_merchant_section {
  padding: 80px 0;
}

.zh_merchant_wrapper {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 50px;
}

.zh_merchant_info {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 25px;
  padding: 50px 40px;
  color: #fff;
  height: fit-content;
  position: sticky;
  top: 120px;
}

.zh_merchant_icon {
  width: 80px;
  height: 80px;
  background: rgba(0, 168, 232, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
}

.zh_merchant_icon i {
  font-size: 36px;
  color: #00A8E8;
}

.zh_merchant_title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
}

.zh_merchant_divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #00A8E8, #0077B6);
  margin-bottom: 25px;
  border-radius: 2px;
}

.zh_merchant_text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 15px;
}

.zh_merchant_benefits {
  margin-top: 30px;
}

.zh_benefit_item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.zh_benefit_item:last-child {
  border-bottom: none;
}

.zh_benefit_item i {
  color: #00A8E8;
  font-size: 16px;
}

.zh_benefit_item span {
  font-size: 15px;
}

/* ========================================
   反馈表单页面
   ======================================== */

.zh_feedback_section {
  padding: 80px 0;
}

.zh_feedback_wrapper {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 50px;
}

.zh_feedback_info {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 25px;
  padding: 50px 40px;
  color: #fff;
  height: fit-content;
  position: sticky;
  top: 120px;
}

.zh_feedback_icon {
  width: 80px;
  height: 80px;
  background: rgba(0, 168, 232, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
}

.zh_feedback_icon i {
  font-size: 36px;
  color: #00A8E8;
}

.zh_feedback_title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
}

.zh_feedback_divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #00A8E8, #0077B6);
  margin-bottom: 25px;
  border-radius: 2px;
}

.zh_feedback_text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 15px;
}

.zh_feedback_features {
  margin-top: 30px;
}

.zh_feature_item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.zh_feature_item:last-child {
  border-bottom: none;
}

.zh_feature_item i {
  color: #00A8E8;
  font-size: 16px;
}

.zh_feature_item span {
  font-size: 15px;
}

.zh_feedback_form {
  background: #fff;
  border-radius: 25px;
  padding: 50px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.zh_form_group {
  margin-bottom: 25px;
}

.zh_form_group .zh_form_label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 10px;
}

.zh_form_group .zh_form_label i {
  color: #00A8E8;
  font-size: 16px;
}

/* ========================================
   表单区域 - 通用
   ======================================== */

.zh_merchant_form {
  background: #fff;
  border-radius: 25px;
  padding: 50px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.zh_form_title {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 30px;
  text-align: center;
}

/* 选项卡 */
.zh_tabs {
  display: flex;
  gap: 15px;
  margin-bottom: 40px;
}

.zh_tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 20px;
  background: #f7f9fc;
  border: 2px solid transparent;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 16px;
  font-weight: 600;
  color: #666;
}

.zh_tab:hover {
  background: rgba(0, 168, 232, 0.05);
  border-color: rgba(0, 168, 232, 0.2);
}

.zh_tab.active {
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  border-color: #00A8E8;
  color: #fff;
}

.zh_tab i {
  font-size: 18px;
}

/* 表单分组 */
.zh_form_section {
  margin-bottom: 35px;
}

.zh_form_section_title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid #f5f5f5;
}

.zh_form_section_title i {
  font-size: 16px;
  color: #00A8E8;
}

.zh_form_grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.zh_form_field {
  display: flex;
  flex-direction: column;
}

.zh_form_field_full {
  grid-column: 1 / -1;
}

.zh_form_label {
  font-size: 14px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.zh_form_input,
.zh_form_textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e8e8e8;
  border-radius: 12px;
  font-size: 14px;
  color: #333;
  transition: all 0.3s;
  font-family: inherit;
}

.zh_form_input:focus,
.zh_form_textarea:focus {
  outline: none;
  border-color: #00A8E8;
  box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

.zh_form_input.error {
  border-color: #ff4444;
}

.zh_form_input::placeholder,
.zh_form_textarea::placeholder {
  color: #999;
}

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

.zh_form_error {
  display: none;
  font-size: 12px;
  color: #ff4444;
  margin-top: 5px;
}

/* 文件上传 */
.zh_form_upload {
  border: 2px dashed #e8e8e8;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  transition: all 0.3s;
}

.zh_form_upload:hover {
  border-color: #00A8E8;
  background: rgba(0, 168, 232, 0.02);
}

.zh_form_file {
  display: none;
}

.zh_upload_btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: #f7f9fc;
  border-radius: 24px;
  color: #666;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin-bottom: 10px;
}

.zh_upload_btn:hover {
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  color: #fff;
}

.zh_upload_btn i {
  font-size: 18px;
}

.zh_upload_text {
  font-size: 13px;
  color: #999;
}

/* 表单按钮 */
.zh_form_buttons {
  display: flex;
  gap: 15px;
  margin-top: 40px;
}

.zh_btn_submit,
.zh_btn_reset {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  border: none;
  border-radius: 28px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  font-family: inherit;
}

.zh_btn_submit {
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  color: #fff;
}

.zh_btn_submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 168, 232, 0.3);
}

.zh_btn_submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.zh_btn_reset {
  background: #f7f9fc;
  color: #666;
}

.zh_btn_reset:hover {
  background: #e8e8e8;
  color: #1a1a2e;
}

/* 提交成功提示 */
.zh_form_success {
  text-align: center;
  padding: 80px 40px;
}

.zh_success_icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 30px;
  animation: successBounce 0.6s ease-out;
}

@keyframes successBounce {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.zh_success_icon i {
  font-size: 50px;
  color: #fff;
}

.zh_success_title {
  font-size: 32px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 15px;
}

.zh_success_message {
  font-size: 16px;
  line-height: 1.8;
  color: #666;
  margin-bottom: 30px;
}

.zh_success_btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);
  color: #fff;
  text-decoration: none;
  border-radius: 28px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s;
}

.zh_success_btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 168, 232, 0.3);
}

/* ========================================
   响应式设计
   ======================================== */

@media (max-width: 1200px) {
  .zh_container {
    padding: 0 30px;
  }
}

@media (max-width: 1024px) {
  .zh_merchant_wrapper,
  .zh_feedback_wrapper {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .zh_merchant_info,
  .zh_feedback_info {
    position: static;
  }

  .zh_contact_grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .zh_container {
    padding: 0 20px;
  }

  .zh_page_header {
    padding: 60px 0 40px;
    margin-top: 60px;
  }

  .zh_page_header_content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .zh_page_text {
    text-align: center;
  }

  .zh_page_title {
    font-size: 32px;
  }

  .zh_page_subtitle {
    font-size: 16px;
  }

  .zh_page_image {
    display: none;
  }

  .zh_content_section,
  .zh_merchant_section,
  .zh_contact_section,
  .zh_feedback_section {
    padding: 50px 0;
  }

  .zh_content_box {
    padding: 30px 20px;
    border-radius: 20px;
  }

  .zh_merchant_form,
  .zh_feedback_form {
    padding: 30px 20px;
    border-radius: 20px;
  }

  .zh_form_grid {
    grid-template-columns: 1fr;
  }

  .zh_form_buttons {
    flex-direction: column;
  }

  .zh_tabs {
    flex-direction: column;
  }

  .zh_contact_card {
    padding: 40px 25px;
  }
}

@media (max-width: 576px) {
  .zh_page_title {
    font-size: 28px;
  }

  .zh_page_subtitle {
    font-size: 14px;
  }

  .zh_form_title {
    font-size: 24px;
  }

  .zh_merchant_title,
  .zh_feedback_title {
    font-size: 28px;
  }

  .zh_success_title {
    font-size: 24px;
  }
}