.page-contact {
  --pc-hair: rgba(234, 246, 255, 0.14);
  --pc-hair-strong: rgba(234, 246, 255, 0.32);
  --pc-glow: rgba(45, 226, 196, 0.16);
  --pc-pad: clamp(20px, 4vw, 34px);
  background: var(--ink-950);
  color: var(--ice-100);
  overflow-x: clip;
}

.page-contact .page-contact__crumb {
  padding-top: clamp(16px, 3vw, 26px);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(234, 246, 255, 0.35);
}

.page-contact .breadcrumbs__link {
  color: var(--ice-70);
  text-decoration: none;
}

.page-contact .breadcrumbs__link:hover {
  color: var(--aurora-400);
}

.page-contact .breadcrumbs__current {
  color: var(--aurora-400);
}

.page-contact .section-index {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.6vw, 14px);
  letter-spacing: 0.24em;
  color: var(--aurora-400);
  margin-bottom: 12px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(22px, 3.5vw, 38px) clamp(46px, 7vw, 92px);
  background:
    radial-gradient(120% 95% at 88% -10%, rgba(45, 226, 196, 0.18), transparent 58%),
    radial-gradient(90% 75% at 2% 105%, rgba(255, 106, 42, 0.12), transparent 62%);
}

.page-contact .contact-hero__frame {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  border-top: 1px solid var(--pc-hair);
  padding-top: clamp(26px, 4vw, 42px);
}

.page-contact .contact-hero__frame::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--aurora-400), var(--lime-400) 48%, var(--orange-500));
}

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--lime-400);
  margin: 0 0 16px;
}

.page-contact .contact-hero__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(32px, 6.6vw, 66px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  color: var(--ice-100);
}

.page-contact .contact-hero__text {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.75;
  color: var(--ice-70);
}

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

.page-contact .contact-hero__aside {
  background: linear-gradient(158deg, var(--blue-900), rgba(11, 39, 72, 0.55));
  padding: var(--pc-pad);
  position: relative;
}

.page-contact .pc-cut {
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-contact .contact-hero__aside::after {
  content: "";
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 2px;
  background: linear-gradient(180deg, var(--aurora-400), var(--lime-400));
}

.page-contact .contact-hero__aside-label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime-400);
}

.page-contact .contact-hero__dl {
  margin: 0 0 18px;
  display: grid;
  gap: 14px;
}

.page-contact .contact-hero__dl-row {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .contact-hero__dl-row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ice-50);
}

.page-contact .contact-hero__dl-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 19px);
  color: var(--ice-100);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .contact-hero__aside-note {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ice-70);
}

.page-contact .contact-hero__aside-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--aurora-400);
  text-decoration: none;
  border-bottom: 1px solid var(--aurora-24);
  padding-bottom: 3px;
}

.page-contact .contact-hero__aside-link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

/* ---------- 01 渠道分流 ---------- */
.page-contact .contact-routing {
  background: var(--blue-900);
  border-block: 1px solid var(--pc-hair);
}

.page-contact .contact-routing__head {
  display: grid;
  gap: 6px;
}

.page-contact .contact-routing__title,
.page-contact .contact-channels__title,
.page-contact .contact-geo__title,
.page-contact .contact-response__title,
.page-contact .contact-partners__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.22;
  margin: 0 0 12px;
}

.page-contact .contact-routing__text,
.page-contact .contact-channels__text,
.page-contact .contact-geo__text,
.page-contact .contact-response__text,
.page-contact .contact-partners__text {
  margin: 0 0 24px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ice-70);
}

.page-contact .contact-routing__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-contact .contact-routing__filters .filter-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 9px 16px;
  border-radius: 0;
  border: 1px solid var(--pc-hair-strong);
  background: transparent;
  color: var(--ice-70);
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-routing__filters .filter-btn:hover {
  border-color: var(--aurora-400);
  color: var(--ice-100);
}

.page-contact .contact-routing__filters .filter-btn[aria-pressed="true"] {
  background: var(--orange-500);
  border-color: var(--orange-500);
  color: var(--ink-950);
}

.page-contact .contact-routing__filters .filter-btn:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 3px;
}

.page-contact .contact-routing__count {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ice-50);
  min-height: 1em;
}

.page-contact .route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .route-card {
  background: rgba(7, 17, 31, 0.5);
  border-top: 2px solid var(--aurora-24);
  padding: clamp(18px, 3vw, 26px);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .route-card:hover {
  transform: translateY(-3px);
  border-top-color: var(--lime-400);
  background: rgba(7, 17, 31, 0.75);
}

.page-contact .route-card__type {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--lime-400);
}

.page-contact .route-card__title {
  margin: 0 0 10px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ice-100);
}

.page-contact .route-card__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ice-70);
}

.page-contact .route-card__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--aurora-400);
  text-decoration: none;
  border-bottom: 1px solid var(--aurora-24);
  padding-bottom: 2px;
}

.page-contact .route-card__link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

.page-contact .route-card__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ice-100);
  overflow-wrap: anywhere;
  user-select: all;
}

/* ---------- 02 客服通道 ---------- */
.page-contact .contact-channels {
  background: var(--ice-100);
  color: var(--ink-950);
}

.page-contact .contact-channels .section-index {
  color: var(--orange-500);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-channels__text,
.page-contact .contact-channels__note {
  color: var(--ink-70);
}

.page-contact .contact-channels__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  padding-left: 16px;
  border-left: 2px solid var(--orange-500);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .channel-item {
  display: grid;
  gap: 6px;
  padding-left: 20px;
  border-left: 2px solid var(--blue-900);
}

.page-contact .channel-item__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--slate-600);
}

.page-contact .contact-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

.page-contact .channel-item__value {
  font-size: clamp(18px, 3.2vw, 27px);
  line-height: 1.3;
  color: var(--ink-950);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .channel-item__note {
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
}

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

.page-contact .contact-channels__figure .figure__media {
  overflow: hidden;
}

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

.page-contact .contact-channels__figure .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--slate-600);
}

/* ---------- 03 冰城坐标 ---------- */
.page-contact .contact-geo {
  background:
    radial-gradient(100% 80% at 90% 10%, rgba(45, 226, 196, 0.12), transparent 60%),
    var(--ink-950);
}

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

.page-contact .contact-geo__map {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--blue-900);
}

.page-contact .contact-geo__map img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  filter: saturate(0.85);
}

.page-contact .contact-geo__grid-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-contact .contact-geo__card {
  background: rgba(11, 39, 72, 0.72);
  padding: var(--pc-pad);
  display: grid;
  align-content: start;
  gap: 12px;
}

.page-contact .contact-geo__card-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lime-400);
}

.page-contact .contact-geo__address {
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.3;
  color: var(--ice-100);
}

.page-contact .contact-geo__card-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ice-70);
}

.page-contact .contact-geo__card-link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--aurora-400);
  text-decoration: none;
  border-bottom: 1px solid var(--aurora-24);
  padding-bottom: 2px;
}

.page-contact .contact-geo__card-link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

/* ---------- 04 回复节奏 ---------- */
.page-contact .contact-response {
  background: var(--blue-900);
  border-block: 1px solid var(--pc-hair);
}

.page-contact .contact-response__head {
  display: grid;
  gap: 4px;
}

.page-contact .response-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-contact .response-item {
  padding: clamp(18px, 3vw, 26px) 0;
  border-top: 1px dashed var(--pc-hair);
}

.page-contact .response-item__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--orange-500);
  margin-bottom: 8px;
}

.page-contact .response-item__title {
  margin: 0 0 8px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.32;
  color: var(--ice-100);
}

.page-contact .response-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ice-70);
}

/* ---------- 05 合作与媒体 ---------- */
.page-contact .contact-partners {
  background: var(--ink-950);
}

.page-contact .contact-partners__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

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

.page-contact .contact-partners__card {
  background: linear-gradient(150deg, rgba(45, 226, 196, 0.12), rgba(11, 39, 72, 0.6) 55%);
  padding: var(--pc-pad);
  display: grid;
  gap: 14px;
}

.page-contact .contact-partners__card-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lime-400);
}

.page-contact .partners-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .partners-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ice-70);
}

.page-contact .partners-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--orange-500);
}

.page-contact .contact-partners__mail {
  margin: 0;
  font-size: clamp(15px, 2.2vw, 19px);
  color: var(--ice-100);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .contact-partners__card-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ice-50);
}

.page-contact .contact-partners__card-note a {
  color: var(--aurora-400);
  text-decoration: none;
  border-bottom: 1px solid var(--aurora-24);
}

.page-contact .contact-partners__card-note a:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .route-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

  .page-contact .response-item {
    padding-inline: clamp(16px, 2.4vw, 26px);
    border-top: 1px dashed var(--pc-hair);
    border-left: 1px dashed var(--pc-hair);
  }

  .page-contact .response-item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero__frame {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

  .page-contact .contact-routing__head,
  .page-contact .contact-geo__head,
  .page-contact .contact-response__head {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
  }

  .page-contact .section-index {
    margin-bottom: 0;
    padding-top: 8px;
  }

  .page-contact .contact-geo__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
    gap: 20px;
    align-items: stretch;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .contact-partners__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

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

  .page-contact .route-card:hover {
    transform: none;
  }
}
<<<END>>>