.page-contact {
  --pc-gap: 24px;
  overflow-wrap: break-word;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

.page-contact [id] {
  scroll-margin-top: 120px;
}

.page-contact a:focus-visible {
  outline: 2px solid var(--c-green);
  outline-offset: 2px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-contact h1 {
  font-size: var(--fs-l);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin: 18px 0 0;
}

.page-contact .pc-hero__lede > p {
  margin: 18px 0 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 36em;
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .pc-hero__aside {
  border: 1px solid var(--line);
  border-top: 3px solid var(--c-orange);
  background: var(--c-mist);
  padding: 24px;
}

.page-contact .pc-aside__lead {
  margin: 14px 0 4px;
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .pc-jump {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-contact .pc-jump__link {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 48px;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
  text-decoration: none;
  color: var(--c-ink);
}

.page-contact .pc-jump__num {
  font-family: var(--font-mono);
  font-size: var(--fs-tag);
  letter-spacing: 0.12em;
  color: var(--c-orange);
}

.page-contact .pc-jump__label {
  font-size: var(--fs-body);
  font-weight: 700;
}

.page-contact .pc-jump__link:hover .pc-jump__label,
.page-contact .pc-jump__link:focus-visible .pc-jump__label {
  color: var(--c-green-deep);
}

/* ---------- 渠道卡 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: var(--pc-gap);
  margin-top: 8px;
}

.page-contact .pc-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .pc-channel .exhibit-tag {
  align-self: flex-start;
}

.page-contact .pc-channel .card__title {
  font-size: var(--fs-m);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0;
}

.page-contact .pc-channel .card__body {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .pc-fold {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-fold > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-s);
  font-weight: 700;
  color: var(--c-green-deep);
}

.page-contact .pc-fold > summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-fold > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-m);
  line-height: 1;
  color: var(--c-orange);
}

.page-contact .pc-fold[open] > summary::after {
  content: "\2212";
}

.page-contact .pc-fold ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.page-contact .pc-fold li {
  font-size: var(--fs-s);
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 通用文字块 ---------- */
.page-contact .pc-copy > h2,
.page-contact .pc-reach__info > h2 {
  font-size: var(--fs-m);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 16px 0 16px;
}

.page-contact .pc-copy--wide {
  max-width: 44em;
}

.page-contact .prose p {
  margin: 0 0 16px;
}

/* ---------- 简体版切换 ---------- */
.page-contact .pc-split {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-contact .pc-figure {
  margin: 0;
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.page-contact .pc-figure figcaption {
  margin-top: 10px;
  font-size: var(--fs-tag);
  letter-spacing: 0.08em;
  color: var(--text-soft);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .pc-steps li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-s);
  color: var(--text-soft);
}

.page-contact .pc-steps li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-steps__n {
  font-family: var(--font-mono);
  font-size: var(--fs-tag);
  letter-spacing: 0.12em;
  color: var(--c-orange);
}

/* ---------- 帮助入口卡 ---------- */
.page-contact .pc-links {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-contact .pc-link-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--c-paper);
  text-decoration: none;
  color: var(--c-ink);
  transition: border-color 0.18s ease;
}

.page-contact .pc-link-card .exhibit-tag {
  align-self: flex-start;
}

.page-contact .pc-link-card__title {
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .pc-link-card__note {
  font-size: var(--fs-s);
  line-height: 1.6;
  color: var(--text-soft);
}

.page-contact .pc-link-card:hover,
.page-contact .pc-link-card:focus-visible {
  border-color: var(--c-green);
}

.page-contact .pc-link-card:hover .pc-link-card__title {
  color: var(--c-green-deep);
}

/* ---------- 内容合作 ---------- */
.page-contact .pc-partner {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-contact .pc-coop {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-coop li {
  margin-bottom: 12px;
  padding: 14px 16px;
  border-left: 2px solid var(--c-orange);
  background: var(--c-mist);
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .pc-coop .is-mono {
  display: block;
  margin-bottom: 4px;
  font-size: var(--fs-tag);
  letter-spacing: 0.12em;
  font-weight: 400;
  color: var(--c-green-deep);
}

/* ---------- 联系方式深色信息板 ---------- */
.page-contact .pc-reach__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-contact .pc-reach__info > h2 {
  color: #ffffff;
}

.page-contact .pc-reach .exhibit-tag {
  border-color: rgba(255, 122, 33, 0.55);
}

.page-contact .pc-facts {
  margin: 8px 0 0;
}

.page-contact .pc-facts__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line-light);
}

.page-contact .pc-facts dt {
  font-size: var(--fs-tag);
  letter-spacing: 0.12em;
  color: var(--c-orange);
}

.page-contact .pc-facts dd {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.6;
  color: #ffffff;
}

.page-contact .pc-facts dd em {
  display: block;
  margin-top: 6px;
  font-style: normal;
  font-size: var(--fs-s);
  color: var(--text-on-dark-soft);
}

.page-contact .pc-hours {
  margin-top: 28px;
}

.page-contact .pc-hours__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: var(--fs-s);
  letter-spacing: 0.08em;
  color: var(--text-on-dark);
}

.page-contact .pc-hours__track {
  position: relative;
  height: 10px;
  margin-top: 10px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, 0.12);
}

.page-contact .pc-hours__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 58.4%;
  background: linear-gradient(90deg, var(--c-green), var(--c-orange));
}

.page-contact .pc-hours__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-tag);
  color: var(--text-on-dark-soft);
}

.page-contact .pc-reach__note {
  margin: 24px 0 0;
  font-size: var(--fs-s);
  line-height: 1.75;
  color: var(--text-on-dark);
}

.page-contact .pc-reach__icp {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: var(--fs-tag);
  letter-spacing: 0.08em;
  color: var(--text-on-dark-soft);
}

.page-contact .pc-reach__figure {
  margin: 0;
  border: 1px solid var(--line-light);
}

.page-contact .pc-reach__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-contact .pc-reach__figure figcaption {
  padding: 12px 16px;
  font-size: var(--fs-tag);
  letter-spacing: 0.08em;
  color: var(--text-on-dark-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-facts__row {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact h1 {
    font-size: var(--fs-xl);
  }

  .page-contact .pc-copy > h2,
  .page-contact .pc-reach__info > h2 {
    font-size: var(--fs-l);
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
  }

  .page-contact .pc-partner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-contact .pc-reach__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }
}

@media (min-width: 1100px) {
  .page-contact .pc-channels {
    gap: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-link-card,
  .page-contact .pc-jump__link {
    transition: none;
  }
}