.page-contact {
  --pc-line: rgba(31, 26, 23, 0.14);
  --pc-line-soft: rgba(31, 26, 23, 0.07);
  --pc-ink-soft: rgba(31, 26, 23, 0.74);
  --pc-sand-soft: rgba(245, 239, 230, 0.8);
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact [id] {
  scroll-margin-top: 150px;
}

.page-contact .breadcrumb {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .pc-bc-sep {
  color: var(--gold);
  padding: 0 8px;
}

/* ---------- 首屏联络版 ---------- */
.page-contact .pc-board {
  padding-block: clamp(26px, 4.5vw, 52px) clamp(44px, 6vw, 84px);
}

.page-contact .pc-board__grid {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

.page-contact .pc-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(46px, 12vw, 118px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
  position: relative;
  padding-bottom: clamp(16px, 2.4vw, 26px);
}

.page-contact .pc-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(58px, 26%, 132px);
  height: 4px;
  background: var(--gold);
}

.page-contact .pc-board__intro {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 36ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--pc-ink-soft);
}

.page-contact .pc-index {
  list-style: none;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  border-top: 1px solid var(--pc-line);
}

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

.page-contact .pc-index a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: color 0.25s var(--ease-out);
}

.page-contact .pc-index a span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .pc-index a:hover,
.page-contact .pc-index a:focus-visible {
  color: var(--crimson);
}

.page-contact .pc-map {
  position: relative;
  margin-top: clamp(24px, 3.4vw, 36px);
  height: 148px;
  border: 1px solid var(--pc-line);
  background-color: var(--mist);
  background-image:
    linear-gradient(var(--pc-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-line-soft) 1px, transparent 1px);
  background-size: 22px 22px;
}

.page-contact .pc-map__pin {
  position: absolute;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--crimson);
  box-shadow: 0 0 0 5px rgba(139, 30, 63, 0.12);
  cursor: help;
}

.page-contact .pc-map__pin--a { left: 24%; top: 40%; }
.page-contact .pc-map__pin--b { left: 58%; top: 24%; background: var(--gold); box-shadow: 0 0 0 5px rgba(201, 162, 39, 0.18); }
.page-contact .pc-map__pin--c { left: 48%; top: 70%; background: var(--teal); box-shadow: 0 0 0 5px rgba(58, 125, 110, 0.18); }

.page-contact .pc-board__cards {
  display: grid;
  gap: clamp(16px, 2.2vw, 22px);
}

.page-contact .pc-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--mist);
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--gold);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-contact .pc-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px -26px rgba(31, 26, 23, 0.55);
}

.page-contact .pc-card__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-contact .pc-card__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.01em;
}

.page-contact .pc-card__value {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.4vw, 25px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--blue);
  word-break: break-all;
  user-select: all;
}

.page-contact .pc-card__value--sm {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.75;
  word-break: normal;
  letter-spacing: 0.01em;
}

.page-contact .pc-card__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .pc-card--dark {
  background: var(--crimson);
  border-color: transparent;
  border-left-color: var(--gold-light);
  color: var(--sand);
}

.page-contact .pc-card--dark .pc-card__idx { color: var(--gold-light); }
.page-contact .pc-card--dark .pc-card__value { color: var(--gold-light); }
.page-contact .pc-card--dark .pc-card__note { color: var(--pc-sand-soft); }

/* ---------- 邮件说明 ---------- */
.page-contact .pc-mail {
  background: var(--mist);
  padding-block: clamp(44px, 7vw, 92px);
  border-top: 1px solid var(--pc-line-soft);
  border-bottom: 1px solid var(--pc-line-soft);
}

.page-contact .pc-mail__grid {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.page-contact .pc-mail__body .prose {
  margin-top: 14px;
}

.page-contact .pc-fold {
  margin-top: clamp(20px, 3vw, 28px);
  border: 1px solid var(--pc-line);
  background: var(--sand);
}

.page-contact .pc-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-fold summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--gold);
}

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

.page-contact .pc-fold__body {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--pc-line-soft);
  display: grid;
  gap: 10px;
}

.page-contact .pc-fold__row {
  display: grid;
  gap: 3px;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .pc-fold__row dt {
  color: var(--crimson);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-contact .pc-fold__row dd {
  margin: 0;
  color: var(--pc-ink-soft);
}

.page-contact .pc-mail__tip {
  margin: clamp(18px, 2.6vw, 24px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .pc-mail__tip a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-mail__figure img,
.page-contact .pc-visit__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 地址与到访 ---------- */
.page-contact .pc-visit {
  background: var(--crimson-deep);
  color: var(--sand);
  padding-block: clamp(44px, 7vw, 92px);
  border-top: 3px solid var(--gold);
}

.page-contact .pc-visit__grid {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.page-contact .pc-visit .heading-slab {
  color: var(--sand);
  margin-top: 10px;
}

.page-contact .pc-visit .prose {
  margin-top: 14px;
  color: var(--pc-sand-soft);
}

.page-contact .eyebrow--light {
  color: var(--gold-light);
}

.page-contact .pc-facts {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(245, 239, 230, 0.22);
}

.page-contact .pc-facts > div {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(245, 239, 230, 0.14);
}

.page-contact .pc-facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-light);
}

.page-contact .pc-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--sand);
}

/* ---------- 合作共建 ---------- */
.page-contact .pc-partner {
  padding-block: clamp(44px, 7vw, 92px);
}

.page-contact .pc-partner .heading-slab {
  margin-top: 10px;
}

.page-contact .pc-partner .prose {
  margin-top: 14px;
}

.page-contact .pc-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-contact .pc-filter button {
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.05em;
  padding: 9px 17px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--pc-line);
  cursor: pointer;
  transition: background 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-contact .pc-filter button:hover {
  border-color: var(--gold);
  color: var(--crimson);
}

.page-contact .pc-filter button[aria-pressed="true"] {
  background: var(--crimson);
  border-color: var(--crimson);
  color: var(--sand);
}

.page-contact .pc-partner__list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-line);
  border: 1px solid var(--pc-line);
}

.page-contact .pc-partner__item {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--mist);
}

.page-contact .pc-partner__item[hidden] { display: none; }

.page-contact .pc-partner__tag {
  justify-self: start;
  margin: 0;
}

.page-contact .pc-partner__item h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .pc-partner__item p:not(.pc-partner__tag) {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .pc-partner__more {
  margin: clamp(18px, 2.6vw, 24px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-ink-soft);
}

.page-contact .pc-partner__more a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-rhythm {
  padding-block: clamp(44px, 7vw, 88px);
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .pc-rhythm .heading-slab {
  margin-top: 10px;
}

.page-contact .pc-rhythm__list {
  list-style: none;
  margin: clamp(24px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .pc-rhythm__list li {
  display: grid;
  gap: 5px;
  padding-top: 16px;
  border-top: 2px solid var(--gold);
}

.page-contact .pc-step__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--teal);
}

.page-contact .pc-step__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .pc-step__desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .pc-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(30px, 4vw, 46px);
  padding-top: 20px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-extra a {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color 0.25s var(--ease-out);
}

.page-contact .pc-extra a:hover { color: var(--crimson); }

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .pc-facts > div {
    grid-template-columns: 96px 1fr;
    gap: 16px;
    align-items: baseline;
  }

  .page-contact .pc-fold__row {
    grid-template-columns: 96px 1fr;
    gap: 14px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-contact .pc-partner__list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 860px) {
  .page-contact .pc-board__grid {
    grid-template-columns: minmax(240px, 0.85fr) minmax(0, 1.35fr);
    gap: clamp(36px, 5vw, 76px);
  }

  .page-contact .pc-board__cards {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .pc-card--wide {
    grid-column: 1 / -1;
  }

  .page-contact .pc-rhythm__list {
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 2vw, 28px);
  }
}

@media (min-width: 920px) {
  .page-contact .pc-mail__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-contact .pc-visit__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

@media (max-width: 480px) {
  .page-contact .pc-map { height: 120px; }
  .page-contact .pc-card__value { font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-card,
  .page-contact .pc-filter button,
  .page-contact .pc-index a,
  .page-contact .pc-extra a {
    transition: none;
  }

  .page-contact .pc-card:hover {
    transform: none;
    box-shadow: none;
  }
}
<<<END>>>