.page-contact .breadcrumb {
  margin-bottom: var(--gap-l);
}

.page-contact .page-head__code {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon);
  margin: 0 0 var(--gap-s);
}

.page-contact .page-head__title {
  max-width: 24ch;
  margin: 0;
}

.page-contact .page-head__lede {
  max-width: 48ch;
  margin-top: var(--gap-s);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-bottom: var(--gap-l);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to right,
    rgba(44, 74, 63, .5) 0 1px,
    transparent 1px 96px
  );
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: var(--gap-l);
  align-items: start;
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: var(--gap-m) 0 0;
  padding: 0;
  display: grid;
  gap: var(--gap-xs);
}

.page-contact .contact-hero__facts li {
  display: grid;
  grid-template-columns: 8px 1fr;
  gap: var(--gap-s);
  align-items: start;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .contact-hero__facts li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: .5em;
  border-radius: 2px;
  background: var(--neon);
}

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

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 800;
  object-fit: cover;
  border-radius: var(--r-m);
}

/* ---------- 三通道 ---------- */
.page-contact .contact-channels__head {
  display: grid;
  gap: var(--gap-s);
  margin-bottom: var(--gap-l);
}

.page-contact .contact-channels__head h2,
.page-contact .contact-route h2,
.page-contact .contact-brief h2,
.page-contact .contact-reply h2,
.page-contact .contact-fix h2 {
  font-family: var(--font-title);
  font-size: clamp(20px, 5.2vw, 26px);
  line-height: 1.3;
  margin: 0;
  color: var(--chalk);
}

.page-contact .contact-channels__note {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-m);
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--gap-xs);
  padding: var(--gap-m);
  background: var(--ink-carbon);
  border: var(--rule);
  border-radius: var(--r-m);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: var(--neon);
  transform: translateY(-4px);
}

.page-contact .contact-card .tag {
  align-self: flex-start;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin: 0;
}

.page-contact .contact-card .tag--ghostless {
  color: var(--mist);
  border: 1px solid var(--line-blue);
  border-radius: var(--r-pill);
  padding: 2px 10px;
  background: transparent;
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-title);
  font-size: 17px;
  color: var(--chalk);
}

.page-contact .contact-card__value {
  margin: 0;
  color: var(--neon);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--mail {
  font-family: var(--font-num);
  font-size: clamp(13px, 4vw, 17px);
  letter-spacing: -.01em;
}

.page-contact .contact-card__value--tel {
  font-family: var(--font-num);
  font-size: clamp(24px, 7.4vw, 34px);
  letter-spacing: .04em;
  color: var(--amber);
}

.page-contact .contact-card__value--addr {
  font-size: 15px;
  line-height: 1.7;
  color: var(--chalk);
}

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

.page-contact .contact-channels__figure {
  margin: var(--gap-l) 0 0;
}

.page-contact .contact-channels__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 700;
  object-fit: cover;
  border-radius: var(--r-m);
}

/* ---------- 渠道选择 ---------- */
.page-contact .contact-route h2 {
  margin-bottom: var(--gap-m);
}

.page-contact .contact-switch {
  position: relative;
  border: var(--rule);
  border-radius: var(--r-m);
  background: var(--ink-carbon);
  padding: var(--gap-m);
}

.page-contact .contact-switch__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .contact-switch__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-xs);
  margin-bottom: var(--gap-m);
}

.page-contact .contact-switch__tab {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .08em;
  padding: 7px 14px;
  border: 1px solid var(--line-blue);
  border-radius: var(--r-pill);
  color: var(--mist);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .contact-switch__tab:hover {
  border-color: var(--neon);
  color: var(--chalk);
}

.page-contact .contact-switch__panel {
  display: none;
}

.page-contact .contact-switch__panel-title {
  margin: 0 0 var(--gap-xs);
  font-family: var(--font-title);
  font-size: 16px;
  color: var(--neon);
}

.page-contact .contact-switch__panel p {
  margin: 0 0 var(--gap-s);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-switch__panel p:last-child {
  margin-bottom: 0;
}

.page-contact #contact-ch-data:checked ~ .contact-switch__tabs [for="contact-ch-data"],
.page-contact #contact-ch-entry:checked ~ .contact-switch__tabs [for="contact-ch-entry"],
.page-contact #contact-ch-work:checked ~ .contact-switch__tabs [for="contact-ch-work"] {
  background: var(--ink-turf);
  border-color: var(--neon);
  color: var(--chalk);
}

.page-contact #contact-ch-data:focus-visible ~ .contact-switch__tabs [for="contact-ch-data"],
.page-contact #contact-ch-entry:focus-visible ~ .contact-switch__tabs [for="contact-ch-entry"],
.page-contact #contact-ch-work:focus-visible ~ .contact-switch__tabs [for="contact-ch-work"] {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-contact #contact-ch-data:checked ~ .contact-switch__panels .contact-switch__panel--data,
.page-contact #contact-ch-entry:checked ~ .contact-switch__panels .contact-switch__panel--entry,
.page-contact #contact-ch-work:checked ~ .contact-switch__panels .contact-switch__panel--work {
  display: block;
}

/* ---------- 数据问题清单 ---------- */
.page-contact .contact-brief__lede {
  margin: var(--gap-s) 0 var(--gap-l);
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gap-m);
}

.page-contact .contact-list__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--gap-s);
  padding-bottom: var(--gap-m);
  border-bottom: 1px dashed var(--line-blue);
}

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

.page-contact .contact-list__num {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--amber);
  padding-top: .25em;
}

.page-contact .contact-list__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--chalk);
}

.page-contact .contact-list__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-reply__grid {
  display: grid;
  gap: var(--gap-l);
  align-items: start;
}

.page-contact .contact-reply__main p {
  margin: var(--gap-s) 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-reply__stats {
  display: grid;
  gap: var(--gap-m);
  padding: var(--gap-m);
  border-left: 3px solid var(--neon);
  background: var(--ink-turf);
  border-radius: 0 var(--r-m) var(--r-m) 0;
}

.page-contact .contact-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-contact .contact-stat .stat__value {
  font-family: var(--font-num);
  font-size: clamp(20px, 5.6vw, 28px);
  color: var(--neon);
}

.page-contact .contact-stat .stat__label {
  font-size: 13px;
  color: var(--mist);
}

.page-contact .contact-reply__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  border-top: 1px solid var(--line-blue);
  padding-top: var(--gap-s);
}

.page-contact .contact-reply__note .figure-note__key {
  font-family: var(--font-data);
  letter-spacing: .1em;
  color: var(--amber);
  margin-right: 6px;
}

/* ---------- 纠错与合作 ---------- */
.page-contact .contact-fix__grid {
  display: grid;
  gap: var(--gap-m);
  margin-top: var(--gap-m);
}

.page-contact .contact-fix__panel h3 {
  margin: 0 0 var(--gap-s);
  font-family: var(--font-title);
  font-size: 17px;
  color: var(--chalk);
}

.page-contact .contact-fix__panel p {
  margin: 0 0 var(--gap-s);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-fix__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 地址说明 ---------- */
.page-contact .contact-place__band {
  margin-bottom: var(--gap-m);
}

.page-contact .contact-place__body {
  padding: 0 var(--gap-m) var(--gap-m);
}

.page-contact .contact-place__scale {
  height: 18px;
  background-image: repeating-linear-gradient(
    to right,
    var(--line-blue) 0 1px,
    transparent 1px 24px
  );
  border-bottom: 1px solid var(--line-blue);
  margin-bottom: var(--gap-m);
}

.page-contact .contact-place__value {
  margin: 0 0 var(--gap-s);
  font-family: var(--font-num);
  font-size: clamp(15px, 4.4vw, 19px);
  line-height: 1.6;
  color: var(--chalk);
}

.page-contact .contact-place__desc {
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 收束清单条 ---------- */
.page-contact .contact-strip {
  margin-top: var(--gap-xl);
  border-top: 1px solid var(--line-blue);
  border-bottom: 1px solid var(--line-blue);
  background: var(--ink-carbon);
}

.page-contact .contact-strip__inner {
  display: grid;
  gap: var(--gap-s);
  padding: var(--gap-m) 0;
}

.page-contact .contact-strip__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 17px;
  color: var(--chalk);
}

.page-contact .contact-strip__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-xs) var(--gap-m);
}

.page-contact .contact-strip__list li {
  position: relative;
  padding-left: 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .contact-strip__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 820px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--gap-xl);
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-channels__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-contact .contact-reply__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: var(--gap-xl);
  }

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

  .page-contact .contact-place__body {
    padding: 0 var(--gap-l) var(--gap-l);
  }

  .page-contact .contact-strip__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: center;
    gap: var(--gap-m);
    padding: var(--gap-s) 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-switch__tab {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .contact-card:focus-within {
    transform: none;
  }
}