.page-contact {
  --contact-maxw: 1180px;
  --contact-gap: 64px;
  display: block;
  background: var(--ink-base);
  color: var(--chalk);
  overflow-x: clip;
}

.page-contact .container {
  max-width: var(--contact-maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 36px;
}

.page-contact .contact-hero__text {
  display: grid;
  gap: 18px;
  max-width: 62ch;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--tactical-gray);
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--pitch-line);
}

.page-contact .breadcrumbs__item a {
  color: var(--mist);
  text-decoration: none;
}

.page-contact .breadcrumbs__item a:hover {
  color: var(--lime-signal);
}

.page-contact .contact-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--lime-signal);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--fs-36);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--chalk);
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-hero__media {
  position: relative;
  margin-top: var(--contact-gap);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  overflow: hidden;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: saturate(.45) brightness(.82) contrast(1.06);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 17, 15, .5) 0%, rgba(7, 17, 15, .08) 42%, rgba(7, 17, 15, .8) 100%);
}

/* ---------- 通用章节 ---------- */
.page-contact .section {
  padding: var(--contact-gap) 0 0;
  border-top: 1px solid var(--hairline);
  margin-top: var(--contact-gap);
}

.page-contact .section__head {
  display: grid;
  gap: 12px;
  max-width: 60ch;
  margin-bottom: 40px;
}

.page-contact .section__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--fs-26);
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-contact .section__note {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--tactical-gray);
  text-transform: uppercase;
}

.page-contact .prose {
  margin: 0;
  max-width: 38ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 四条通道 ---------- */
.page-contact .contact-channels__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.page-contact .contact-rail {
  display: grid;
  gap: 24px;
}

.page-contact .contact-status {
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--lime-signal);
  background: var(--ink-panel);
  padding: 18px 18px 20px;
  display: grid;
  gap: 10px;
}

.page-contact .contact-status__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--tactical-gray);
  text-transform: uppercase;
}

.page-contact .contact-status__line {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--chalk);
}

.page-contact .contact-status__dot {
  width: 8px;
  height: 8px;
  flex: none;
}

.page-contact .contact-status__dot--on {
  background: var(--lime-signal);
  animation: contact-pulse 2.4s ease-in-out infinite;
}

.page-contact .contact-status__dot--off {
  background: var(--amber-pulse);
}

.page-contact .contact-status__note {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

@keyframes contact-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.page-contact .contact-rail__tabs {
  display: grid;
  border-top: 1px solid var(--hairline-strong);
}

.page-contact .contact-tab {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 16px 14px 16px 16px;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-sans);
  font-size: var(--fs-16);
  text-align: left;
  cursor: pointer;
  transition: color .2s ease, background-color .2s ease;
}

.page-contact .contact-tab__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--tactical-gray);
}

.page-contact .contact-tab:hover {
  color: var(--chalk);
  background: rgba(30, 74, 62, .26);
}

.page-contact .contact-tab:focus-visible {
  outline: 2px solid var(--lime-signal);
  outline-offset: -2px;
}

.page-contact .contact-tab[aria-selected="true"] {
  color: var(--chalk);
  background: rgba(30, 74, 62, .34);
}

.page-contact .contact-tab[aria-selected="true"]::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--lime-signal);
}

.page-contact .contact-tab[aria-selected="true"] .contact-tab__idx {
  color: var(--lime-signal);
}

.page-contact .contact-body {
  display: grid;
  gap: 24px;
}

.page-contact .contact-panel {
  border: 1px solid var(--hairline);
  border-top: 1px solid var(--hairline-strong);
  background: var(--ink-panel);
  padding: 26px 20px 28px;
  display: grid;
  gap: 18px;
}

.page-contact .contact-panel:focus-visible {
  outline: 2px solid var(--lime-signal);
  outline-offset: 2px;
}

.page-contact .contact-panel__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.page-contact .contact-panel__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  color: var(--lime-signal);
}

.page-contact .contact-panel__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: var(--fs-26);
  letter-spacing: .005em;
  transform: skewX(-3deg);
  transform-origin: left bottom;
}

.page-contact .contact-panel__lede {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--mist);
  max-width: 46ch;
}

.page-contact .contact-panel__lede a {
  color: var(--lime-signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 240, 60, .45);
}

.page-contact .contact-panel__lede a:hover {
  border-bottom-color: var(--lime-signal);
}

.page-contact .contact-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .contact-points__item {
  position: relative;
  padding-left: 20px;
  display: grid;
  gap: 5px;
}

.page-contact .contact-points__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 1px;
  background: var(--lime-signal);
}

.page-contact .contact-points__key {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--amber-soft);
  text-transform: uppercase;
}

.page-contact .contact-points__val {
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--chalk);
}

.page-contact .contact-points__val a {
  color: var(--lime-signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 240, 60, .45);
}

.page-contact .contact-points__val a:hover {
  border-bottom-color: var(--lime-signal);
}

/* ---------- 联系方式表 ---------- */
.page-contact .contact-table-frame {
  margin: 0;
  border: 1px solid var(--hairline-strong);
  background: var(--ink-panel);
  padding: 20px 18px;
}

.page-contact .contact-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-contact .contact-table__caption {
  text-align: left;
  padding: 0 0 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--tactical-gray);
  text-transform: uppercase;
}

.page-contact .contact-table th,
.page-contact .contact-table td {
  text-align: left;
  vertical-align: top;
  padding: 16px 14px;
  border-bottom: 1px solid var(--hairline);
}

.page-contact .contact-table thead th {
  padding-top: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--mist);
  text-transform: uppercase;
  border-bottom: 1px solid var(--hairline-strong);
}

.page-contact .contact-table tbody th {
  font-family: var(--font-sans);
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--chalk);
  white-space: nowrap;
}

.page-contact .contact-table tbody td {
  font-family: var(--font-mono);
  color: var(--mist);
  word-break: break-word;
}

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

.page-contact .contact-table .num {
  color: var(--chalk);
}

/* ---------- 到访与寄送 ---------- */
.page-contact .contact-visit__grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

.page-contact .contact-visit__text {
  display: grid;
  gap: 16px;
}

.page-contact .contact-visit__prose {
  max-width: 42ch;
}

.page-contact .contact-visit__points {
  margin-top: 6px;
}

.page-contact .contact-visit__media {
  margin: 0;
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.page-contact .contact-visit__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.4) brightness(.86) contrast(1.05);
}

.page-contact .contact-visit__media figcaption {
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .04em;
  color: var(--mist);
  border-top: 1px solid var(--hairline);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .contact-next__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--hairline);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-contact .contact-next__item {
  background: var(--ink-base);
}

.page-contact .contact-next__link {
  display: grid;
  gap: 6px;
  padding: 22px 4px;
  text-decoration: none;
  color: inherit;
  transition: background-color .2s ease, padding-left .2s ease;
}

.page-contact .contact-next__link:hover {
  background: rgba(30, 74, 62, .3);
  padding-left: 14px;
}

.page-contact .contact-next__link:focus-visible {
  outline: 2px solid var(--lime-signal);
  outline-offset: -2px;
}

.page-contact .contact-next__label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-20);
  color: var(--chalk);
}

.page-contact .contact-next__desc {
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .container {
    padding: 0 32px;
  }

  .page-contact .contact-hero__title {
    font-size: var(--fs-56);
  }

  .page-contact .section__title {
    font-size: var(--fs-36);
  }

  .page-contact .contact-table {
    font-size: var(--fs-16);
  }

  .page-contact .contact-table th,
  .page-contact .contact-table td {
    padding: 20px 18px;
  }

  .page-contact .contact-panel {
    padding: 32px 30px 34px;
  }

  .page-contact .contact-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-next__link {
    padding: 26px 20px;
  }
}

@media (min-width: 1024px) {
  .page-contact {
    --contact-gap: 96px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(248px, 300px) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-contact .contact-table-frame {
    padding: 28px 26px;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-next__link {
    grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
    padding: 28px 22px;
  }
}

/* ---------- 窄屏：信息表折叠为卡片 ---------- */
@media (max-width: 719px) {
  .page-contact .contact-hero {
    padding-top: 24px;
  }

  .page-contact .contact-table-frame {
    padding: 0;
    border: 0;
    background: transparent;
  }

  .page-contact .contact-table__caption {
    padding: 0 0 14px;
  }

  .page-contact .contact-table,
  .page-contact .contact-table tbody,
  .page-contact .contact-table tr,
  .page-contact .contact-table th,
  .page-contact .contact-table td {
    display: block;
    width: 100%;
  }

  .page-contact .contact-table thead {
    display: none;
  }

  .page-contact .contact-table tr {
    border: 1px solid var(--hairline-strong);
    background: var(--ink-panel);
    padding: 16px 16px 18px;
    margin-bottom: 14px;
  }

  .page-contact .contact-table tbody th {
    padding: 0 0 10px;
    border-bottom: 1px solid var(--hairline);
    white-space: normal;
  }

  .page-contact .contact-table tbody td {
    padding: 10px 0 0;
    border-bottom: 0;
  }

  .page-contact .contact-table tbody td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 3px;
    font-family: var(--font-mono);
    font-size: var(--fs-12);
    letter-spacing: .12em;
    color: var(--tactical-gray);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-status__dot--on {
    animation: none;
  }

  .page-contact .contact-tab,
  .page-contact .contact-next__link {
    transition: none;
  }
}