.page-contact {
  --pc-line: 1px solid var(--db-line);
  --pc-soft: rgba(155, 179, 164, .16);
  padding-top: calc(var(--db-header-h) + 12px);
  padding-bottom: 72px;
  background: var(--db-paper);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb {
  padding: 0 0 4px;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 22px 0 36px;
  border-bottom: var(--pc-line);
}

.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-family: var(--db-serif);
  font-size: clamp(30px, 5.4vw, 52px);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: .02em;
  color: var(--db-ink);
  max-width: 15em;
}

.page-contact .pc-hero__lede {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--db-body-text);
}

.page-contact .pc-hero__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .pc-hero__tags li {
  font-family: var(--db-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--db-copper-deep);
  background: var(--db-cream);
  border: var(--pc-line);
  border-radius: var(--db-radius);
  padding: 5px 10px;
  white-space: nowrap;
}

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

.page-contact .pc-hero__fig .db-figure__media {
  aspect-ratio: 14 / 9;
  overflow: hidden;
  background: var(--db-cream);
  border: var(--pc-line);
  border-radius: var(--db-radius);
}

.page-contact .pc-hero__fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .pc-hero__fig .db-figure__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--db-rock);
}

/* ---------- 两栏主体 ---------- */
.page-contact .pc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding: 38px 0 0;
}

/* ---------- 联系卡 ---------- */
.page-contact .pc-contact {
  padding: 20px 18px 22px;
  background: var(--db-cream);
  border: 1px solid var(--db-copper);
  border-radius: var(--db-radius);
  box-shadow: var(--db-shadow);
}

.page-contact .pc-contact__title {
  margin: 0;
  font-family: var(--db-serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--db-ink);
}

.page-contact .pc-contact__title::after {
  content: "";
  display: block;
  width: 32px;
  height: 1px;
  margin-top: 10px;
  background: var(--db-copper);
}

.page-contact .pc-contact__hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--db-rock);
}

.page-contact .pc-contact__list {
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .pc-contact__row {
  padding: 14px 0;
  border-bottom: var(--pc-line);
}

.page-contact .pc-contact__row:first-child {
  padding-top: 0;
}

.page-contact .pc-contact__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .pc-contact__row dt {
  margin-bottom: 6px;
  font-family: var(--db-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--db-rock);
}

.page-contact .pc-contact__row dd {
  margin: 0;
}

.page-contact .pc-contact__val {
  display: block;
  font-family: var(--db-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--db-ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 9px;
  padding: 4px 10px;
  font-family: var(--db-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--db-copper-deep);
  background: transparent;
  border: var(--pc-line);
  border-radius: var(--db-radius);
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-contact .pc-copy:hover {
  color: var(--db-ink);
  border-color: var(--db-copper);
  background: rgba(169, 118, 47, .09);
}

.page-contact .pc-copy:focus-visible {
  outline: 2px solid var(--db-copper);
  outline-offset: 2px;
}

.page-contact .pc-contact__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: var(--pc-line);
  font-size: 12px;
  line-height: 1.75;
  color: var(--db-rock);
}

.page-contact .pc-contact__foot a {
  color: var(--db-copper-deep);
  border-bottom: 1px solid var(--db-line);
}

/* ---------- 右侧内容 ---------- */
.page-contact .pc-flow {
  min-width: 0;
}

.page-contact .pc-sec {
  padding-bottom: 44px;
  border-bottom: var(--pc-line);
}

.page-contact .pc-sec:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .pc-sec__head {
  margin-bottom: 22px;
}

.page-contact .pc-sec__title {
  margin: 8px 0 0;
  font-family: var(--db-serif);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.34;
  letter-spacing: .02em;
  color: var(--db-ink);
}

/* ---------- 合作类型 ---------- */
.page-contact .pc-kinds {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-contact .pc-kind {
  padding-left: 20px;
  border-left: 2px solid var(--db-copper);
}

.page-contact .pc-kind__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  margin-bottom: 10px;
}

.page-contact .pc-kind__name {
  margin: 0;
  font-family: var(--db-serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--db-ink);
}

.page-contact .pc-tag {
  font-family: var(--db-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--db-copper-deep);
  background: rgba(169, 118, 47, .1);
  border: 1px solid var(--db-line);
  border-radius: var(--db-radius);
  padding: 3px 8px;
  white-space: nowrap;
}

.page-contact .pc-tag--celadon {
  color: var(--db-celadon);
  background: rgba(155, 179, 164, .2);
  border-color: var(--db-celadon-light);
}

.page-contact .pc-kind__scene {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--db-body-text);
}

.page-contact .pc-kind__facts {
  margin: 12px 0 0;
  display: grid;
  gap: 7px;
}

.page-contact .pc-kind__facts > div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 13px;
  line-height: 1.75;
}

.page-contact .pc-kind__facts dt {
  font-family: var(--db-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--db-rock);
  white-space: nowrap;
}

.page-contact .pc-kind__facts dd {
  margin: 0;
  color: var(--db-body-text);
}

/* ---------- 四步流程 ---------- */
.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .pc-steps__item {
  position: relative;
  padding: 28px 0 26px;
  border-top: var(--pc-line);
}

.page-contact .pc-steps__item:last-child {
  padding-bottom: 0;
}

.page-contact .pc-steps__no {
  position: absolute;
  top: -9px;
  left: 0;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  font-family: var(--db-mono);
  font-size: 9px;
  line-height: 1;
  color: var(--db-copper-deep);
  background: var(--db-paper);
  border: 1px solid var(--db-copper);
}

.page-contact .pc-steps__name {
  margin: 0 0 8px;
  font-family: var(--db-serif);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--db-ink);
}

.page-contact .pc-steps__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--db-body-text);
}

.page-contact .pc-steps__owner {
  margin: 12px 0 0;
  font-family: var(--db-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--db-rock);
}

.page-contact .pc-steps__owner b {
  font-weight: 500;
  color: var(--db-copper-deep);
}

/* ---------- 分隔图像 ---------- */
.page-contact .pc-divider {
  margin: 0 0 44px;
}

.page-contact .pc-divider .db-figure__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--db-cream);
  border: var(--pc-line);
  border-radius: var(--db-radius);
}

.page-contact .pc-divider img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .pc-divider .db-figure__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--db-rock);
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--db-line);
  border: var(--pc-line);
  border-radius: var(--db-radius);
  overflow: hidden;
}

.page-contact .pc-hours__item {
  display: grid;
  gap: 6px;
  padding: 18px 16px;
  background: var(--db-cream);
}

.page-contact .pc-hours__v {
  font-family: var(--db-mono);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--db-ink);
}

.page-contact .pc-hours__l {
  font-size: 12px;
  line-height: 1.6;
  color: var(--db-rock);
}

.page-contact .pc-hours__note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--db-celadon);
  background: var(--pc-soft);
  font-size: 14px;
  line-height: 1.78;
  color: var(--db-body-text);
}

.page-contact .pc-hours__note a,
.page-contact .pc-steps__desc a {
  color: var(--db-copper-deep);
  border-bottom: 1px solid var(--db-line);
}

/* ---------- 材料清单 ---------- */
.page-contact .pc-prep {
  border-top: var(--pc-line);
}

.page-contact .pc-prep__item {
  border-bottom: var(--pc-line);
}

.page-contact .pc-prep__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
  font-family: var(--db-serif);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--db-ink);
}

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

.page-contact .pc-prep__idx {
  flex: none;
  font-family: var(--db-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .02em;
  color: var(--db-copper);
}

.page-contact .pc-prep__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--db-mono);
  font-size: 16px;
  font-weight: 400;
  color: var(--db-copper);
}

.page-contact .pc-prep__item[open] .pc-prep__sum::after {
  content: "–";
}

.page-contact .pc-prep__list {
  list-style: none;
  margin: 0;
  padding: 0 4px 20px 34px;
}

.page-contact .pc-prep__list li {
  position: relative;
  font-size: 14px;
  line-height: 1.85;
  color: var(--db-body-text);
}

.page-contact .pc-prep__list li::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 11px;
  width: 5px;
  height: 5px;
  border: 1px solid var(--db-copper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-sec__title {
    font-size: 28px;
  }

  .page-contact .pc-hours {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-hours__v {
    font-size: 24px;
  }
}

@media (min-width: 880px) {
  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-steps__item {
    padding: 28px 26px 0 0;
  }

  .page-contact .pc-steps__item:last-child {
    padding-right: 0;
  }

  .page-contact .pc-divider .db-figure__media {
    aspect-ratio: 16 / 7;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-hero {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5.6fr);
    gap: 48px;
    align-items: end;
    padding: 30px 0 50px;
  }

  .page-contact .pc-body {
    grid-template-columns: minmax(0, 286px) minmax(0, 1fr);
    gap: 56px;
    padding-top: 54px;
  }

  .page-contact .pc-contact {
    position: sticky;
    top: calc(var(--db-header-h) + 24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-copy,
  .page-contact .pc-prep__sum::after {
    transition: none;
  }
}
<<<END>>>