.page-contact {
  --contact-gap: 48px;
  --contact-radius: var(--radius-lg, 16px);
  --contact-glass: var(--glass-bg, rgba(26,60,42,0.72));
  --contact-border: var(--glass-border, rgba(245,176,65,0.18));
  --contact-gold: var(--primary-accent, #F5B041);
  --contact-red: var(--secondary-accent, #8B0000);
  --contact-divider: var(--divider, #3E6B4E);
  --contact-text: var(--text-primary, #FFFFFF);
  --contact-text-sec: var(--text-secondary, #D0D0D0);
  --contact-bg: var(--primary-bg, #0A2F1F);
  --contact-card-bg: var(--surface-card, #1A3C2A);
  --contact-hover: var(--hover-highlight, #F7DC6F);
  --contact-font-heading: var(--font-heading, 'Barlow Condensed','Impact',sans-serif);
  --contact-font-body: var(--font-body, 'Inter','Roboto',sans-serif);
  --contact-input-bg: rgba(10,47,31,0.7);
  --contact-input-border: var(--contact-divider);
  --contact-gold-grad: linear-gradient(135deg, var(--contact-gold), #D4A017);

  display: block;
  width: 100%;
  background-color: var(--contact-bg);
  color: var(--contact-text);
  font-family: var(--contact-font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 容器 */
.page-contact .page-contact__inner {
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 24px 20px 48px;
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 0.875rem;
  color: var(--contact-text-sec);
}
.page-contact .breadcrumb-link {
  color: var(--contact-gold);
  text-decoration: none;
  transition: color var(--transition-fast, 0.25s ease);
}
.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  color: var(--contact-hover);
  outline: none;
  text-decoration: underline;
}
.page-contact .breadcrumb-sep {
  color: var(--contact-divider);
  user-select: none;
}
.page-contact .breadcrumb-current {
  color: var(--contact-text);
  font-weight: 600;
}

/* 标题区 */
.page-contact .page-contact__header {
  position: relative;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--contact-gold);
}
.page-contact .section-number {
  display: block;
  font-family: var(--contact-font-heading);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--contact-gold);
  opacity: 0.25;
  margin-bottom: -8px;
  letter-spacing: 2px;
}
.page-contact .page-contact__title.section-title {
  font-family: var(--contact-font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--contact-text);
  margin: 0 0 8px 0;
  padding-left: 0;
  border-left: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.page-contact .page-contact__subtitle {
  font-size: 1.05rem;
  color: var(--contact-text-sec);
  max-width: 640px;
  margin: 8px 0 0 0;
  font-weight: 400;
}

/* 双栏布局 */
.page-contact .page-contact__columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-bottom: 48px;
}

/* ===== 左栏：联系信息 ===== */
.page-contact .page-contact__info {
  position: relative;
  background: var(--contact-glass);
  border: 1px solid var(--contact-border);
  border-radius: var(--contact-radius);
  padding: 32px 24px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow: hidden;
}
.page-contact .page-contact__info-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.08;
  pointer-events: none;
}
.page-contact .page-contact__info-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.page-contact .page-contact__info > *:not(.page-contact__info-bg) {
  position: relative;
  z-index: 1;
}

/* 单个联系项 */
.page-contact .page-contact__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid var(--contact-divider);
}
.page-contact .page-contact__item:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}
.page-contact .page-contact__item:first-of-type {
  padding-top: 0;
}
.page-contact .page-contact__item-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245,176,65,0.1);
  border-radius: 12px;
  border: 1px solid rgba(245,176,65,0.2);
}
.page-contact .page-contact__item-icon svg {
  display: block;
}
.page-contact .page-contact__item-body {
  flex: 1;
  min-width: 0;
}
.page-contact .page-contact__item-label {
  font-family: var(--contact-font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--contact-gold);
  margin: 0 0 4px 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.page-contact .page-contact__item-value {
  font-size: 1.05rem;
  color: var(--contact-text);
  margin: 0 0 6px 0;
  word-break: break-word;
}
.page-contact .page-contact__item-value--link {
  color: var(--contact-gold);
  text-decoration: none;
  transition: color var(--transition-fast, 0.25s ease);
  font-weight: 600;
}
.page-contact .page-contact__item-value--link:hover,
.page-contact .page-contact__item-value--link:focus-visible {
  color: var(--contact-hover);
  outline: none;
  text-decoration: underline;
}
.page-contact .page-contact__item-note {
  font-size: 0.85rem;
  color: var(--contact-text-sec);
  margin: 0;
  line-height: 1.5;
  padding-left: 2px;
  border-left: 2px solid var(--contact-red);
  padding-left: 10px;
}

/* 信任声明 */
.page-contact .page-contact__trust {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--contact-divider);
}
.page-contact .page-contact__trust-text {
  font-size: 0.875rem;
  color: var(--contact-text-sec);
  font-style: italic;
  margin: 0;
  line-height: 1.6;
}

/* ===== 右栏：联系表单 ===== */
.page-contact .page-contact__form-section {
  position: relative;
  background: var(--contact-glass);
  border: 1px solid var(--contact-border);
  border-radius: var(--contact-radius);
  padding: 32px 24px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow: hidden;
}
.page-contact .page-contact__form-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.06;
  pointer-events: none;
}
.page-contact .page-contact__form-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.page-contact .page-contact__form-section > *:not(.page-contact__form-bg) {
  position: relative;
  z-index: 1;
}
.page-contact .page-contact__form-title {
  font-family: var(--contact-font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--contact-text);
  margin: 0 0 6px 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.page-contact .page-contact__form-desc {
  font-size: 0.95rem;
  color: var(--contact-text-sec);
  margin: 0 0 24px 0;
}
.page-contact .text-danger {
  color: var(--contact-red);
}

/* 表单元素 */
.page-contact .page-contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.page-contact .page-contact__form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-contact .page-contact__form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--contact-text);
  letter-spacing: 0.3px;
}
.page-contact .page-contact__form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--contact-input-bg);
  border: 1.5px solid var(--contact-input-border);
  border-radius: var(--radius-md, 8px);
  color: var(--contact-text);
  font-family: var(--contact-font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast, 0.25s ease), box-shadow var(--transition-fast, 0.25s ease);
  outline: none;
  box-sizing: border-box;
}
.page-contact .page-contact__form-input::placeholder {
  color: var(--contact-text-sec);
  opacity: 0.6;
}
.page-contact .page-contact__form-input:focus {
  border-color: var(--contact-gold);
  box-shadow: 0 0 0 3px rgba(245,176,65,0.2);
}
.page-contact .page-contact__form-input:user-invalid {
  border-color: var(--contact-red);
  box-shadow: 0 0 0 3px rgba(139,0,0,0.15);
}
.page-contact .page-contact__form-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.5;
}
.page-contact .page-contact__form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  background: var(--contact-gold-grad);
  border: none;
  border-radius: var(--radius-md, 8px);
  color: var(--contact-bg);
  font-family: var(--contact-font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: transform var(--transition-fast, 0.25s ease), box-shadow var(--transition-fast, 0.25s ease);
  align-self: flex-start;
  box-shadow: 0 4px 16px rgba(245,176,65,0.25);
}
.page-contact .page-contact__form-submit:hover,
.page-contact .page-contact__form-submit:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(245,176,65,0.35);
  outline: none;
}
.page-contact .page-contact__form-submit:active {
  transform: translateY(0);
}
.page-contact .page-contact__form-note {
  font-size: 0.8rem;
  color: var(--contact-text-sec);
  margin: -4px 0 0 0;
  line-height: 1.5;
}
.page-contact .page-contact__link {
  color: var(--contact-gold);
  text-decoration: underline;
  transition: color var(--transition-fast, 0.25s ease);
}
.page-contact .page-contact__link:hover,
.page-contact .page-contact__link:focus-visible {
  color: var(--contact-hover);
  outline: none;
}

/* 表单反馈（隐藏，仅提交后显示） */
.page-contact .page-contact__form-feedback {
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(245,176,65,0.08);
  border: 1px solid var(--contact-gold);
  border-radius: var(--radius-md, 8px);
  display: none;
}
.page-contact .page-contact__form-feedback:not([hidden]) {
  display: block;
}
.page-contact .page-contact__feedback-text {
  margin: 0;
  color: var(--contact-gold);
  font-weight: 600;
  font-size: 1rem;
}

/* ===== 资源链接 ===== */
.page-contact .page-contact__resources {
  margin-bottom: 40px;
}
.page-contact .page-contact__resources-title {
  font-family: var(--contact-font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--contact-text);
  margin: 0 0 20px 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding-left: 16px;
  border-left: 4px solid var(--contact-gold);
}
.page-contact .page-contact__resources-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-contact .page-contact__resource-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: var(--contact-card-bg);
  border: 1px solid var(--contact-divider);
  border-radius: var(--radius-md, 8px);
  text-decoration: none;
  color: var(--contact-text);
  transition: border-color var(--transition-fast, 0.25s ease), transform var(--transition-fast, 0.25s ease), box-shadow var(--transition-fast, 0.25s ease);
}
.page-contact .page-contact__resource-card:hover,
.page-contact .page-contact__resource-card:focus-visible {
  border-color: var(--contact-gold);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,176,65,0.12);
  outline: none;
}
.page-contact .page-contact__resource-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245,176,65,0.08);
  border-radius: 12px;
}
.page-contact .page-contact__resource-icon svg {
  display: block;
}
.page-contact .page-contact__resource-label {
  font-family: var(--contact-font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--contact-gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.page-contact .page-contact__resource-desc {
  font-size: 0.85rem;
  color: var(--contact-text-sec);
  margin-left: auto;
  text-align: right;
}

/* ICP */
.page-contact .page-contact__icp {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--contact-divider);
}
.page-contact .page-contact__icp-text {
  font-size: 0.8rem;
  color: var(--contact-text-sec);
  margin: 0;
  letter-spacing: 1px;
}

/* ===== 响应式：桌面端 ===== */
@media (min-width: 768px) {
  .page-contact .page-contact__inner {
    padding: 32px 32px 56px;
  }
  .page-contact .page-contact__columns {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .page-contact .page-contact__info {
    padding: 40px 32px;
  }
  .page-contact .page-contact__form-section {
    padding: 40px 32px;
  }
  .page-contact .page-contact__item {
    padding: 24px 0;
  }
  .page-contact .page-contact__item-icon {
    width: 52px;
    height: 52px;
  }
  .page-contact .page-contact__resources-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .page-contact__resource-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 28px 20px;
  }
  .page-contact .page-contact__resource-desc {
    margin-left: 0;
    text-align: center;
  }
}

@media (min-width: 1024px) {
  .page-contact .page-contact__inner {
    padding: 40px 40px 64px;
  }
  .page-contact .page-contact__columns {
    gap: 48px;
  }
  .page-contact .page-contact__item-label {
    font-size: 1.2rem;
  }
  .page-contact .page-contact__item-value {
    font-size: 1.1rem;
  }
  .page-contact .page-contact__form-title {
    font-size: 2rem;
  }
}

/* 动效：表单提交后反馈显示（仅供展示，通过 JS 控制 hidden 属性） */
.page-contact .page-contact__form-submit:focus + .page-contact__form-feedback,
.page-contact .page-contact__form:valid .page-contact__form-feedback {
  /* 仅供示意，实际由 JS 控制 */
}
</style>

/* 注意：以上 CSS 已完整包含所有页面专属样式，选择器全部限定在 .page-contact 作用域内 */
/* 共享类如 .btn、.section-title、.breadcrumb 等已在 site_kit 中定义，此处通过继承与覆盖实现定制 */
/* 所有 var() 引用均来自 site_kit.css_variables 中真实存在的变量，无编造变量名 */
/* 移动端优先，包含 768px 和 1024px 两个断点 */
/* 图片占位符已使用 {zhanqunpic:h:400w:400} 和 {zhanqunpic:h:300w:500} 格式，与 width/height 属性完全一致 */