.page-contact {
  background: var(--cream);
  color: var(--ink);
}

.page-contact .crumbs {
  padding: 18px 0 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 18px 0 40px;
  background: var(--cream);
}

.page-contact .contact-hero__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 29px;
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 8px 0 0;
  color: var(--ink);
}

.page-contact .contact-hero__lede {
  max-width: 640px;
  margin: 16px 0 0;
  color: rgba(20, 16, 15, 0.82);
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-channels {
  background: var(--plum);
  padding: 40px 0 46px;
  border-top: 3px solid var(--wine);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: 18px;
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  background: rgba(245, 239, 230, 0.05);
  border: 2px solid var(--gold);
  padding: 24px 20px 22px;
  box-shadow: 7px 7px 0 rgba(74, 20, 32, 0.6);
}

.page-contact .contact-card__no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-contact .contact-card__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  margin: 0 0 10px;
  color: var(--cream);
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(245, 239, 230, 0.8);
}

.page-contact .contact-card__value {
  font-family: var(--mono);
  font-size: 15.5px;
  line-height: 1.5;
  word-break: break-all;
  color: var(--gold-light);
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(201, 162, 75, 0.4);
}

.page-contact .contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.page-contact .copy-btn {
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.2;
  padding: 9px 16px;
  background: transparent;
  color: var(--gold-light);
  border: 1px solid var(--gold);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--gold);
  color: var(--plum);
}

.page-contact .copy-btn[data-copied] {
  border-color: var(--mint);
  color: var(--mint);
  background: transparent;
}

.page-contact .contact-channels__figure {
  margin: 0;
}

.page-contact .contact-channels__figure .figure__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 2px solid rgba(201, 162, 75, 0.45);
}

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

/* ---------- 回复节奏 ---------- */
.page-contact .contact-rhythm {
  background: var(--cream);
  padding: 46px 0 44px;
}

.page-contact .contact-rhythm__head {
  max-width: 640px;
}

.page-contact .contact-rhythm__lede {
  margin: 14px 0 0;
  color: rgba(20, 16, 15, 0.8);
}

.page-contact .contact-rhythm__list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-contact .contact-rhythm__item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-contact .contact-rhythm__no {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--wine);
  padding-top: 4px;
  letter-spacing: 0.06em;
}

.page-contact .contact-rhythm__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 17px;
  margin: 0 0 5px;
  color: var(--ink);
}

.page-contact .contact-rhythm__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(20, 16, 15, 0.76);
}

.page-contact .contact-rhythm__foot {
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mauve);
}

.page-contact .contact-rhythm__foot a {
  color: var(--wine);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

/* ---------- 准备清单 ---------- */
.page-contact .contact-checklist {
  background: var(--card);
  padding: 46px 0 44px;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-checklist__head {
  max-width: 620px;
}

.page-contact .contact-checklist__lede {
  margin: 14px 0 0;
  color: rgba(20, 16, 15, 0.8);
}

.page-contact .check-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .check-list__item {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 13px;
  padding: 16px 18px;
  background: rgba(245, 239, 230, 0.72);
  border: 1px solid var(--line-soft);
}

.page-contact .check-list__box {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1.5px solid var(--wine);
  background: transparent;
  flex: none;
}

.page-contact .check-list__title {
  margin: 0 0 5px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15.5px;
  color: var(--wine);
}

.page-contact .check-list__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(20, 16, 15, 0.78);
}

.page-contact .contact-checklist__foot {
  margin: 24px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mauve);
  max-width: 640px;
}

/* ---------- 合作与建议 ---------- */
.page-contact .contact-collab {
  background: var(--cream);
  padding: 46px 0 40px;
}

.page-contact .contact-collab__head {
  max-width: 620px;
}

.page-contact .contact-collab__lede {
  margin: 14px 0 0;
  color: rgba(20, 16, 15, 0.8);
}

.page-contact .contact-collab__grid {
  display: grid;
  gap: 24px;
  margin: 28px 0 0;
}

.page-contact .contact-collab__item {
  border-top: 3px solid var(--wine);
  padding-top: 16px;
}

.page-contact .contact-collab__no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
  margin: 0 0 8px;
}

.page-contact .contact-collab__item h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 19px;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-contact .contact-collab__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(20, 16, 15, 0.78);
}

/* ---------- 地址 ---------- */
.page-contact .contact-address {
  background: var(--cream);
  padding: 30px 0 40px;
}

.page-contact .contact-address__grid {
  display: grid;
  gap: 26px;
}

.page-contact .contact-address__line {
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--wine);
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 4px solid var(--gold);
  background: rgba(239, 227, 210, 0.6);
}

.page-contact .contact-address__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(20, 16, 15, 0.78);
}

.page-contact .contact-address__figure {
  margin: 0;
}

.page-contact .contact-address__figure .figure__media {
  aspect-ratio: 88 / 52;
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

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

/* ---------- 备案 ---------- */
.page-contact .contact-filing {
  background: var(--cream);
  padding: 8px 0 64px;
}

.page-contact .contact-filing__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line-soft);
  padding-top: 22px;
}

.page-contact .contact-filing__value {
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 8px 0 4px;
}

.page-contact .contact-filing__region {
  margin: 0;
  font-size: 14px;
  color: var(--mauve);
}

.page-contact .contact-filing__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mauve);
  max-width: 660px;
}

.page-contact .contact-filing__note a {
  color: var(--wine);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding: 24px 0 52px;
  }

  .page-contact .contact-hero__title {
    font-size: 38px;
  }

  .page-contact .contact-channels {
    padding: 52px 0 58px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }

  .page-contact .contact-channels__figure {
    grid-column: 1 / -1;
  }

  .page-contact .contact-channels__figure .figure__media {
    aspect-ratio: 21 / 9;
  }

  .page-contact .contact-card {
    padding: 28px 24px 26px;
  }

  .page-contact .check-list {
    grid-template-columns: 1fr 1fr;
    gap: 16px 20px;
  }

  .page-contact .contact-collab__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-address__grid {
    grid-template-columns: 1fr 1.05fr;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__title {
    font-size: 42px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 1fr 1fr 0.86fr;
    gap: 24px;
    align-items: stretch;
  }

  .page-contact .contact-channels__figure {
    grid-column: auto;
  }

  .page-contact .contact-channels__figure .figure__media {
    height: 100%;
    aspect-ratio: auto;
    min-height: 260px;
  }

  .page-contact .contact-rhythm__item {
    grid-template-columns: 56px 1fr;
    padding: 20px 0;
  }
}