/* ===== page-contact 专属样式 ===== */
.page-contact {
  --contact-card-border: var(--color-primary);
  --contact-icon-bg: rgba(255, 111, 60, 0.10);
  --contact-accent: var(--color-accent);
  --contact-bg: var(--color-warm-white);
  background-color: var(--contact-bg);
  min-height: 80vh;
}

/* 面包屑 */
.page-contact .breadcrumb {
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-light);
  letter-spacing: 0.01em;
}
.page-contact .breadcrumb-link {
  color: var(--color-text-medium);
  text-decoration: none;
  transition: color var(--transition-base);
}
.page-contact .breadcrumb-link:hover {
  color: var(--color-accent);
}
.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--color-text);
  font-weight: 600;
}
.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "·";
  margin: 0 0.5rem;
  color: var(--color-border);
}

/* 框景首屏 */
.page-contact .frame-hero {
  position: relative;
  background: var(--color-card-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-card);
  padding: 2rem 1.5rem;
  margin-top: 1rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-card);
}
.page-contact .corner-mark {
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--color-accent);
  border-style: solid;
  border-width: 0;
}
.page-contact .corner-mark--tl {
  top: -1px;
  left: -1px;
  border-top-width: 4px;
  border-left-width: 4px;
}
.page-contact .corner-mark--tr {
  top: -1px;
  right: -1px;
  border-top-width: 4px;
  border-right-width: 4px;
}
.page-contact .corner-mark--bl {
  bottom: -1px;
  left: -1px;
  border-bottom-width: 4px;
  border-left-width: 4px;
}
.page-contact .corner-mark--br {
  bottom: -1px;
  right: -1px;
  border-bottom-width: 4px;
  border-right-width: 4px;
}
.page-contact .hero-content {
  text-align: center;
}
.page-contact .hero-content .badge {
  display: inline-block;
  margin-bottom: 1rem;
}
.page-contact .hero-content .section-title {
  font-size: 2.2rem;
  font-weight: var(--heading-weight);
  letter-spacing: var(--letter-spacing-headings);
  color: var(--color-text);
  margin: 0 0 0.75rem 0;
  line-height: 1.2;
}
.page-contact .hero-content .section-subtitle {
  font-size: 1rem;
  color: var(--color-text-medium);
  max-width: 640px;
  margin: 0 auto;
  line-height: var(--line-height-body);
}

/* 联系方式卡片网格 */
.page-contact .cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.page-contact .contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-card);
  background: var(--color-card-bg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.page-contact .contact-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 12px 32px rgba(10, 37, 64, 0.15);
}

.page-contact .contact-card__icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--contact-icon-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  overflow: hidden;
}
.page-contact .contact-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.page-contact .contact-card__body {
  flex: 1;
  min-width: 0;
}
.page-contact .contact-card__label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin: 0 0 0.25rem 0;
}
.page-contact .contact-card__value {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  word-break: break-word;
  transition: color var(--transition-base);
}
.page-contact .contact-card__value[href]:hover {
  color: var(--color-accent);
}
.page-contact .contact-card__note {
  font-size: 0.85rem;
  color: var(--color-text-medium);
  margin-top: 0.35rem;
  line-height: 1.45;
}

/* 联系说明卡片 */
.page-contact .contact-notes__card {
  padding: 2rem 1.75rem;
  background: var(--color-primary);
  border-radius: var(--radius-card);
  color: #fff;
  box-shadow: var(--shadow-card);
  margin-bottom: 2.5rem;
}
.page-contact .contact-notes__title {
  font-size: 1.5rem;
  font-weight: var(--heading-weight);
  letter-spacing: var(--letter-spacing-headings);
  margin: 0 0 1rem 0;
  color: #fff;
}
.page-contact .contact-notes__text {
  font-size: 1rem;
  line-height: var(--line-height-body);
  opacity: 0.92;
  max-width: 720px;
  margin-bottom: 1.5rem;
}
.page-contact .contact-notes__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}
.page-contact .contact-notes__actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
  background: transparent;
}
.page-contact .contact-notes__actions .btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.page-contact .contact-notes__actions .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.page-contact .contact-notes__actions .btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
}

/* 其他渠道快捷入口 */
.page-contact .alt-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding-bottom: 3rem;
}
.page-contact .alt-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}
.page-contact .alt-item:hover {
  box-shadow: 0 4px 16px rgba(10, 37, 64, 0.06);
}
.page-contact .alt-item__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--contact-icon-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.page-contact .alt-item__icon svg {
  width: 22px;
  height: 22px;
}
.page-contact .alt-item__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
}
.page-contact .alt-item__desc {
  font-size: 0.95rem;
  color: var(--color-text);
  margin: 0;
  font-weight: 500;
}

/* 通用按钮覆写 */
.page-contact .btn {
  display: inline-block;
  padding: 0.65rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1.4;
}
.page-contact .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.page-contact .btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
}
.page-contact .btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-medium);
}
.page-contact .btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* 容器覆写 */
.page-contact .container {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* 屏幕阅读器专用 */
.page-contact .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== 响应式：平板及以上 ===== */
@media (min-width: 640px) {
  .page-contact .frame-hero {
    padding: 3rem 2.5rem;
  }
  .page-contact .hero-content .section-title {
    font-size: 3rem;
  }
  .page-contact .hero-content .section-subtitle {
    font-size: 1.125rem;
  }
  .page-contact .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .contact-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 1.5rem;
  }
  .page-contact .contact-card__icon {
    width: 96px;
    height: 96px;
  }
  .page-contact .contact-card__img {
    width: 96px;
    height: 96px;
  }
  .page-contact .contact-card__body {
    text-align: center;
  }
  .page-contact .contact-card__value {
    font-size: 1.25rem;
  }
  .page-contact .alt-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .contact-notes__card {
    padding: 2.5rem 3rem;
  }
  .page-contact .contact-notes__title {
    font-size: 1.75rem;
  }
}

/* ===== 桌面大屏 ===== */
@media (min-width: 1024px) {
  .page-contact .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .frame-hero {
    padding: 4rem 3rem;
  }
  .page-contact .hero-content .section-title {
    font-size: 3.5rem;
  }
  .page-contact .contact-card {
    padding: 2.5rem 1.75rem;
  }
  .page-contact .contact-card__icon {
    width: 104px;
    height: 104px;
  }
  .page-contact .contact-card__img {
    width: 104px;
    height: 104px;
  }
  .page-contact .contact-card__value {
    font-size: 1.35rem;
  }
  .page-contact .contact-notes__card {
    padding: 3rem 4rem;
  }
  .page-contact .contact-notes__title {
    font-size: 2rem;
  }
}

/* ===== 确保任何尺寸不横向溢出 ===== */
@media (max-width: 480px) {
  .page-contact .frame-hero {
    padding: 1.5rem 1rem;
  }
  .page-contact .contact-card {
    padding: 1.25rem 1rem;
    gap: 1rem;
  }
  .page-contact .contact-card__icon {
    width: 64px;
    height: 64px;
  }
  .page-contact .contact-card__img {
    width: 64px;
    height: 64px;
  }
  .page-contact .contact-notes__card {
    padding: 1.5rem 1.25rem;
  }
  .page-contact .alt-item {
    padding: 0.75rem 1rem;
  }
}