/* ===== 联系品牌页面专属样式 (page-contact) ===== */
.page-contact {
  --_card-border: var(--border-thick) solid var(--border);
  --_card-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  --_card-radius: 0;
  --_icon-size: 64px;
  display: block;
  background-color: var(--bg-light);
  padding: 48px 0 80px;
}

.page-contact__inner {
  position: relative;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 面包屑 */
.page-contact__breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.page-contact__breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.page-contact__breadcrumb a:hover,
.page-contact__breadcrumb a:focus {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.page-contact__breadcrumb-sep {
  color: var(--border);
  font-weight: 300;
}

.page-contact__breadcrumb-current {
  color: var(--text-primary);
  font-weight: 600;
}

/* 主标题区 */
.page-contact__title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 2.25rem;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin: 0 0 8px;
  line-height: 1.2;
}

.page-contact__tagline {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin: 0 0 48px;
  line-height: 1.5;
  max-width: 480px;
}

/* 联系卡片网格 */
.page-contact__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 56px;
}

.page-contact__card {
  position: relative;
  background-color: #fff;
  border: var(--_card-border);
  border-left: var(--border-thick) solid var(--primary);
  box-shadow: var(--_card-shadow);
  padding: 32px 28px 28px;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: default;
}

.page-contact__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.page-contact__card-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--_icon-size);
  height: var(--_icon-size);
  background-color: #fff;
  border: 2px solid var(--primary);
  margin-bottom: 20px;
}

.page-contact__card-icon {
  display: block;
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.page-contact__card-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 0 0 8px;
}

.page-contact__card-value {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px;
  word-break: break-all;
  line-height: 1.4;
}

.page-contact__card-value.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.page-contact__card a.page-contact__card-value {
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.page-contact__card a.page-contact__card-value:hover,
.page-contact__card a.page-contact__card-value:focus {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.page-contact__card-note {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.page-contact__card-note--source {
  color: var(--accent);
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
}

/* 地址卡片特殊样式 */
.page-contact__card--address .page-contact__card-value {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.125rem;
}

/* 服务说明 */
.page-contact__service {
  position: relative;
  padding: 40px 0 0;
  margin-bottom: 48px;
}

.page-contact__service::before {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--primary);
  margin-bottom: 28px;
}

.page-contact__service-inner {
  max-width: 720px;
}

.page-contact__service-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin: 0 0 20px;
  line-height: 1.3;
}

.page-contact__service-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact__service-text {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin: 0;
  max-width: 640px;
}

.page-contact__service-text strong {
  font-weight: 700;
  color: var(--primary);
}

.page-contact__service-text a {
  color: var(--secondary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.page-contact__service-text a:hover,
.page-contact__service-text a:focus {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.page-contact__service-note {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
}

/* 装饰背景图 */
.page-contact__bg-decor {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto 0 0;
  opacity: 0.15;
  pointer-events: none;
  user-select: none;
}

.page-contact__bg-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 辅助类：仅视觉隐藏 */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ===== 响应式：平板 ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: 64px 0 96px;
  }

  .page-contact__inner {
    padding: 0 40px;
  }

  .page-contact__title {
    font-size: 3rem;
  }

  .page-contact__tagline {
    font-size: 1.25rem;
    margin-bottom: 56px;
  }

  .page-contact__cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .page-contact__card {
    padding: 36px 32px 32px;
  }

  .page-contact__card-value {
    font-size: 1.375rem;
  }

  .page-contact__service {
    padding: 48px 0 0;
  }

  .page-contact__service-title {
    font-size: 1.75rem;
  }

  .page-contact__service-text {
    font-size: 1.0625rem;
  }
}

/* ===== 响应式：桌面 ===== */
@media (min-width: 1024px) {
  .page-contact {
    padding: 80px 0 120px;
  }

  .page-contact__inner {
    padding: 0 48px;
  }

  .page-contact__title {
    font-size: 3.5rem;
    letter-spacing: 0.1em;
  }

  .page-contact__tagline {
    font-size: 1.375rem;
    margin-bottom: 64px;
  }

  .page-contact__cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  .page-contact__card {
    padding: 40px 36px 36px;
  }

  .page-contact__card-value {
    font-size: 1.5rem;
  }

  .page-contact__service {
    padding: 56px 0 0;
    margin-bottom: 56px;
  }

  .page-contact__service-title {
    font-size: 2rem;
  }

  .page-contact__service-text {
    font-size: 1.125rem;
    max-width: 720px;
  }
}

/* ===== 响应式：大屏 ===== */
@media (min-width: 1280px) {
  .page-contact__inner {
    padding: 0 0;
  }
}

/* ===== 交互：悬停卡片额外说明微交互 ===== */
.page-contact__card-note {
  opacity: 0.7;
  transition: opacity var(--transition);
}

.page-contact__card:hover .page-contact__card-note,
.page-contact__card:focus-within .page-contact__card-note {
  opacity: 1;
}

/* ===== 高对比模式下的焦点指示 ===== */
.page-contact a:focus-visible {
  outline: 2px dashed var(--primary);
  outline-offset: 4px;
}