.page-contact {
  --contact-line: rgba(14, 27, 51, 0.1);
  --contact-grid: rgba(255, 255, 255, 0.08);
  --contact-gap: clamp(48px, 7vw, 88px);
}

.page-contact .crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  margin-top: clamp(14px, 2.4vw, 24px);
  padding: clamp(32px, 6vw, 76px) 0 clamp(36px, 6vw, 80px);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(0deg, var(--contact-grid) 0 1px, transparent 1px 52px),
    repeating-linear-gradient(90deg, var(--contact-grid) 0 1px, transparent 1px 52px);
  border-top: 3px solid var(--grass);
  border-bottom: 3px solid var(--ink);
  color: var(--white);
  overflow: hidden;
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-contact .contact-hero .section-label {
  color: var(--yellow);
  margin: 0 0 14px;
}

.page-contact .contact-hero h1 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  font-size: clamp(30px, 5.6vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--white);
}

.page-contact .contact-hero__lede {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(22px, 3.4vw, 34px);
}

.page-contact .contact-hero__strip {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 2px solid rgba(255, 255, 255, 0.18);
}

.page-contact .contact-hero__strip li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 2px solid rgba(255, 255, 255, 0.18);
  font-size: 13px;
}

.page-contact .contact-hero__strip span {
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-contact .contact-hero__strip strong {
  font-weight: 700;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-hero__aside {
  padding: 22px 22px 24px;
  background: var(--ink-2);
  border: 2px solid var(--grass);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.4);
  border-radius: var(--r-card);
}

.page-contact .contact-hero__aside-label {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grass-lite);
}

.page-contact .contact-hero__aside-num {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: clamp(56px, 11vw, 88px);
  font-weight: 700;
  line-height: 0.9;
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-hero__aside-num span {
  font-size: 18px;
  margin-left: 6px;
  letter-spacing: 0;
}

.page-contact .contact-hero__aside-text {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.86);
}

.page-contact .contact-hero__aside-note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(255, 255, 255, 0.22);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr);
    gap: clamp(36px, 5vw, 64px);
  }
  .page-contact .contact-hero__strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .contact-hero__strip li {
    flex-direction: column;
    gap: 5px;
    border-bottom: 0;
    border-right: 2px solid rgba(255, 255, 255, 0.18);
    padding-right: 16px;
  }
  .page-contact .contact-hero__strip li:last-child {
    border-right: 0;
  }
}

/* ============ 索引 + 主体 ============ */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  padding-top: var(--contact-gap);
  padding-bottom: var(--contact-gap);
}

.page-contact .contact-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-contact .contact-rail .index-rail__item {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-contact .contact-body__main {
  min-width: 0;
  display: grid;
  gap: var(--contact-gap);
}

.page-contact .contact-section {
  scroll-margin-top: 118px;
}

.page-contact .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .section-head__title {
  font-size: clamp(21px, 3.2vw, 32px);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 8px;
}

@media (min-width: 1080px) {
  .page-contact .contact-body {
    grid-template-columns: 186px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
  }
  .page-contact .contact-rail {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    position: sticky;
    top: 108px;
    align-self: start;
    padding-bottom: 0;
    border-left: 2px solid var(--line);
  }
  .page-contact .contact-rail .index-rail__item {
    white-space: normal;
  }
}

/* ============ 三个联系入口 ============ */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .contact-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 20px 20px 22px;
  border-top-width: 10px;
  border-top-style: solid;
}

.page-contact .contact-card--mail { border-top-color: var(--grass); }
.page-contact .contact-card--phone { border-top-color: var(--yellow); }
.page-contact .contact-card--form { border-top-color: var(--ink); }

.page-contact .contact-card__addr {
  font-family: var(--font-num);
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  word-break: break-word;
  margin: 0;
}

.page-contact .contact-card .card__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .contact-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .contact-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 3px;
  background: var(--grass);
}

.page-contact .contact-card--phone .contact-card__list li::before { background: var(--yellow); }
.page-contact .contact-card--form .contact-card__list li::before { background: var(--red); }

.page-contact .contact-card__foot {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-contact .contact-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1060px) {
  .page-contact .contact-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ============ 渠道对照表 ============ */
.page-contact .contact-tablewrap {
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--white);
  border-radius: 4px;
  overflow-x: auto;
}

.page-contact .contact-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-contact .contact-table thead th {
  position: sticky;
  top: 92px;
  z-index: 2;
  background: var(--ink);
  color: var(--white);
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: 13px 16px;
  border-right: 1px solid var(--ink-2);
}

.page-contact .contact-table thead th:last-child { border-right: 0; }

.page-contact .contact-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  vertical-align: top;
  color: var(--ink);
}

.page-contact .contact-table tbody td:last-child { border-right: 0; }

.page-contact .contact-table tbody tr:nth-child(even) {
  background: var(--field);
}

.page-contact .contact-table tbody tr:last-child td { border-bottom: 0; }

.page-contact .contact-table tbody td:first-child {
  font-weight: 700;
  border-left: 4px solid var(--grass);
}

@media (max-width: 719px) {
  .page-contact .contact-tablewrap {
    border: 0;
    box-shadow: none;
    background: transparent;
    overflow: visible;
  }
  .page-contact .contact-table,
  .page-contact .contact-table tbody,
  .page-contact .contact-table tr,
  .page-contact .contact-table td {
    display: block;
    width: 100%;
    min-width: 0;
  }
  .page-contact .contact-table thead { display: none; }
  .page-contact .contact-table tbody tr {
    background: var(--white);
    border: 2px solid var(--ink);
    box-shadow: var(--shadow-soft);
    margin-bottom: 16px;
    border-radius: 4px;
    overflow: hidden;
  }
  .page-contact .contact-table tbody tr:nth-child(even) { background: var(--white); }
  .page-contact .contact-table tbody td {
    position: relative;
    padding: 11px 14px 11px 40%;
    border-right: 0;
    border-bottom: 1px dashed var(--line);
    min-height: 44px;
  }
  .page-contact .contact-table tbody td:first-child {
    border-left: 0;
    border-bottom: 2px solid var(--ink);
    background: var(--ink);
    color: var(--white);
    padding-left: 14px;
  }
  .page-contact .contact-table tbody td:first-child::before { color: var(--grass-lite); }
  .page-contact .contact-table tbody td:last-child { border-bottom: 0; }
  .page-contact .contact-table tbody td::before {
    content: attr(data-label);
    position: absolute;
    left: 14px;
    top: 11px;
    width: 34%;
    font-size: 11.5px;
    letter-spacing: 0.06em;
    color: var(--muted);
  }
}

/* ============ 纠错清单 ============ */
.page-contact .contact-checklist-wrap {
  border: 2px solid var(--ink);
  background: var(--white);
  box-shadow: var(--shadow-hard);
  border-radius: 4px;
  padding: clamp(18px, 3vw, 30px);
}

.page-contact .contact-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .contact-checklist li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .contact-checklist li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-checklist__num {
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--grass);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

.page-contact .contact-checklist h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  letter-spacing: -0.01em;
}

.page-contact .contact-checklist p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-contact .contact-checklist { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 34px; }
  .page-contact .contact-checklist li:nth-last-child(2) { border-bottom: 0; padding-bottom: 0; }
}

/* ============ 合作与数据对接 ============ */
.page-contact .contact-partner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
  margin-bottom: clamp(24px, 3.4vw, 36px);
}

.page-contact .contact-partner__text .prose {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .contact-partner__text .note {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--yellow);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-partner__media {
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-soft);
}

@media (min-width: 860px) {
  .page-contact .contact-partner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    gap: clamp(24px, 3.4vw, 44px);
  }
}

.page-contact .contact-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .contact-step {
  border: 2px solid var(--ink);
  background: var(--white);
  box-shadow: var(--shadow-soft);
  border-radius: 4px;
  overflow: hidden;
}

.page-contact .contact-step[open] {
  background: var(--field);
}

.page-contact .contact-step__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .contact-step__num {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--grass);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-step__title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .contact-step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1;
  color: var(--muted);
}

.page-contact .contact-step[open] .contact-step__head::after {
  content: "–";
  color: var(--grass);
}

.page-contact .contact-step__body {
  margin: 0;
  padding: 0 16px 16px 48px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-contact .contact-steps { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
  .page-contact .contact-step__head { flex-direction: column; gap: 8px; }
  .page-contact .contact-step__head::after { position: absolute; right: 14px; top: 14px; }
  .page-contact .contact-step { position: relative; }
  .page-contact .contact-step__body { padding-left: 16px; }
}

/* ============ 地址与时段 ============ */
.page-contact .contact-visit {
  position: relative;
  border: 2px solid var(--ink);
  border-radius: 4px;
  padding: clamp(22px, 4vw, 44px);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(0deg, var(--contact-grid) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, var(--contact-grid) 0 1px, transparent 1px 46px);
  color: var(--white);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 38px);
  align-items: center;
}

.page-contact .contact-facts {
  margin: 0 0 18px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .contact-facts > div {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.page-contact .contact-facts > div:first-child {
  padding-top: 0;
}

.page-contact .contact-facts dt {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grass-lite);
  margin-bottom: 5px;
}

.page-contact .contact-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-visit__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .contact-visit__media {
  border: 2px solid rgba(255, 255, 255, 0.22);
}

@media (min-width: 860px) {
  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 5fr);
  }
  .page-contact .contact-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 28px;
  }
}

/* ============ 回复时效 ============ */
.page-contact .contact-timing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .contact-timing__item {
  padding: 22px 20px;
  border: 2px solid var(--ink);
  border-left-width: 10px;
  background: var(--white);
  border-radius: 4px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-timing__item:nth-child(1) { border-left-color: var(--grass); }
.page-contact .contact-timing__item:nth-child(2) { border-left-color: var(--red); }
.page-contact .contact-timing__item:nth-child(3) { border-left-color: var(--yellow); }

.page-contact .contact-timing__item .figure-num {
  display: grid;
  gap: 4px;
}

.page-contact .contact-timing__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

@media (min-width: 820px) {
  .page-contact .contact-timing { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
}

.page-contact img {
  max-width: 100%;
  height: auto;
  display: block;
}
</main>