.page-contact {
  --contact-rule: 1px solid var(--rule);
}

.page-contact .contact-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--green-600);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.page-contact .contact-hero__eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--yellow);
}

.page-contact .contact-hero__title {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-contact .contact-hero__lead {
  max-width: 36em;
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .contact-hero__img {
  margin: 22px 0 0;
}

.page-contact .contact-hero__img img {
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.72);
}

/* ---- 双栏：左联系卡 / 右准备清单 ---- */

.page-contact .contact-pair {
  display: grid;
  gap: 40px;
}

.page-contact .contact-col__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.01em;
}

.page-contact .contact-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--contact-rule);
}

.page-contact .contact-card {
  padding: 22px 0 24px;
  border-bottom: var(--contact-rule);
}

.page-contact .contact-card__label {
  margin: 0 0 9px;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green-600);
}

.page-contact .contact-card__value {
  margin: 0 0 9px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 3.6vw, 28px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--addr {
  font-size: clamp(18px, 3vw, 23px);
  line-height: 1.4;
}

.page-contact .contact-card__note {
  max-width: 42em;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .contact-photo {
  margin: 30px 0 0;
}

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

/* ---- 准备清单面板 ---- */

.page-contact .prep-panel {
  padding: 24px 20px 26px;
  background: var(--paper-pure);
  border: var(--contact-rule);
  border-top: 3px solid var(--green-600);
  border-radius: var(--radius);
}

.page-contact .prep-panel__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.page-contact .prep-panel__lead {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .prep-index {
  display: grid;
  place-items: center;
  width: 26px;
  height: 22px;
  margin-top: 3px;
  font-size: 12px;
  line-height: 1;
  color: var(--green-600);
  border: 1px solid var(--green-600);
  border-radius: var(--radius);
}

/* ---- 数据类问题流程 ---- */

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

.page-contact .flow-item {
  padding: 20px 0 22px;
  border-top: var(--contact-rule);
}

.page-contact .flow-item:last-child {
  border-bottom: var(--contact-rule);
}

.page-contact .flow-num {
  display: inline-block;
  margin-bottom: 7px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--green-600);
}

.page-contact .flow-title {
  margin: 0 0 7px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.4;
  letter-spacing: -.01em;
}

.page-contact .flow-item p {
  max-width: 46em;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .flow-item a,
.page-contact .flow-tail a,
.page-contact .coop-body a {
  color: var(--green-600);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-contact .flow-tail {
  max-width: 46em;
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---- 合作与投稿 ---- */

.page-contact .coop-list {
  display: grid;
  gap: 0;
  border-top: var(--contact-rule);
}

.page-contact .coop-item {
  padding: 20px 0 24px;
  border-bottom: var(--contact-rule);
}

.page-contact .coop-key {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-soft);
  border-left: 3px solid var(--green-300);
  padding-left: 9px;
}

.page-contact .coop-body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---- 备案信息条 ---- */

.page-contact .record-strip {
  display: flex;
  flex-direction: column;
  gap: 13px;
  padding: 22px 0 4px;
  border-top: var(--contact-rule);
}

.page-contact .record-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 14px;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .record-key {
  flex: none;
  padding: 2px 7px;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--ink-soft);
  border: var(--contact-rule);
  border-radius: var(--radius);
}

/* ---- 媒体查询 ---- */

@media (min-width: 760px) {
  .page-contact .contact-hero__img {
    margin-top: 28px;
  }

  .page-contact .prep-panel {
    padding: 30px 28px 32px;
  }

  .page-contact .record-strip {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 14px 44px;
  }

  .page-contact .coop-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 40px;
  }

  .page-contact .coop-item {
    padding-top: 22px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-pair {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: 64px;
    align-items: start;
  }

  .page-contact .contact-col--side {
    position: sticky;
    top: 108px;
  }
}