.page-contact {
  --pc-rule: rgba(201, 214, 226, 0.2);
  --pc-rule-soft: rgba(201, 214, 226, 0.12);
  --pc-gap: clamp(24px, 4vw, 56px);
  --pc-text-dim: rgba(242, 245, 248, 0.78);
  --pc-text-mute: rgba(242, 245, 248, 0.62);
  background: var(--navy-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .crumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-contact .crumbs__sep {
  color: rgba(124, 153, 176, 0.5);
}

.page-contact .crumbs__current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(22px, 4vw, 42px);
  padding-bottom: clamp(46px, 7vw, 92px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 14px 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 9vw, 74px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-hero__lead .lede {
  max-width: 52ch;
  color: var(--pc-text-dim);
}

.page-contact .contact-hero__points {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 48ch;
}

.page-contact .contact-hero__points li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--pc-text-dim);
}

.page-contact .contact-hero__dot {
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 8px;
  background: var(--amber);
  transform: rotate(45deg);
}

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

.page-contact .media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pc-rule);
  border-radius: 2px;
  background: var(--navy-700);
}

.page-contact .media--panel {
  aspect-ratio: 3 / 2;
}

.page-contact .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.3) saturate(0.62) brightness(0.86) contrast(1.06);
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .contact-direct {
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-contact .contact-direct__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 32px;
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--navy-600);
  border: 1px solid var(--pc-rule);
  border-radius: 2px;
  transition: border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: rgba(223, 166, 58, 0.62);
}

.page-contact .channel--mail {
  border-color: rgba(223, 166, 58, 0.7);
  box-shadow: inset 3px 0 0 0 var(--amber);
  background:
    linear-gradient(180deg, rgba(223, 166, 58, 0.08), rgba(223, 166, 58, 0) 46%),
    var(--navy-600);
}

.page-contact .channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 3.4vw, 29px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--amber);
  overflow-wrap: anywhere;
}

.page-contact .channel--phone .channel__value {
  color: var(--paper);
}

.page-contact .channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pc-text-dim);
}

.page-contact .channel__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .channel__list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.62;
  color: var(--pc-text-mute);
}

.page-contact .channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 10px;
  height: 5px;
  border-left: 1.5px solid var(--amber);
  border-bottom: 1.5px solid var(--amber);
  transform: rotate(-45deg);
}

.page-contact .channel__meta {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-rule-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 城市与地址 ---------- */
.page-contact .contact-city {
  position: relative;
  background: var(--navy-700);
  border-top: 1px solid var(--pc-rule);
  border-bottom: 1px solid var(--pc-rule);
}

.page-contact .contact-city__figure {
  position: relative;
  margin: 0;
}

.page-contact .contact-city__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 22, 34, 0.2) 0%, rgba(18, 34, 50, 0.94) 100%);
  pointer-events: none;
}

.page-contact .contact-city__img {
  display: block;
  width: 100%;
  height: clamp(170px, 26vw, 320px);
  object-fit: cover;
  filter: grayscale(0.4) saturate(0.5) brightness(0.7) contrast(1.1);
}

.page-contact .contact-city__body {
  padding-top: clamp(28px, 4vw, 48px);
  padding-bottom: clamp(38px, 6vw, 70px);
  margin-top: clamp(-70px, -6vw, -28px);
  position: relative;
}

.page-contact .contact-city__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .contact-city__title {
  margin: 14px 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(21px, 3.6vw, 34px);
  font-weight: 500;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-city__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .contact-city__side .data-list {
  margin: 0 0 18px;
  border-top: 1px solid var(--pc-rule);
}

.page-contact .contact-city__side .data-list__row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--pc-rule-soft);
}

.page-contact .contact-city__side .data-list__term {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .contact-city__side .data-list__desc {
  margin: 0;
  font-size: 14.5px;
  color: var(--paper);
  text-align: right;
}

.page-contact .addr-note {
  padding-top: 16px;
  border-top: 1px dashed var(--pc-rule-soft);
}

.page-contact .addr-note summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-contact .addr-note summary::-webkit-details-marker {
  display: none;
}

.page-contact .addr-note summary::before {
  content: "▸ ";
}

.page-contact .addr-note[open] summary::before {
  content: "▾ ";
}

.page-contact .addr-note summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-contact .addr-note p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-text-dim);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-coop {
  padding-top: clamp(52px, 8vw, 100px);
  padding-bottom: clamp(48px, 7vw, 90px);
}

.page-contact .contact-coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 34px;
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 22px;
  border: 1px solid var(--pc-rule);
  border-radius: 2px;
  background: rgba(26, 46, 66, 0.32);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-contact .coop-card:hover,
.page-contact .coop-card:focus-within {
  background: var(--navy-600);
  border-color: rgba(223, 166, 58, 0.5);
}

.page-contact .coop-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .coop-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .coop-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--pc-text-dim);
}

.page-contact .coop-card__more {
  display: grid;
  grid-template-rows: 1fr;
  opacity: 1;
  transition: grid-template-rows 0.34s var(--ease), opacity 0.3s var(--ease);
}

.page-contact .coop-card__more > p {
  overflow: hidden;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .coop-card__link {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--pc-rule-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
  text-decoration: none;
  transition: letter-spacing 0.24s var(--ease), color 0.24s var(--ease);
}

.page-contact .coop-card__link:hover,
.page-contact .coop-card__link:focus-visible {
  letter-spacing: 0.1em;
  color: var(--paper);
}

/* ---------- 回复路径 ---------- */
.page-contact .contact-flow {
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-contact .contact-flow__list {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-rule);
  border: 1px solid var(--pc-rule);
}

.page-contact .flow-step {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 26px 22px 30px;
  background: var(--navy-900);
}

.page-contact .flow-step__num {
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.6vw, 40px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--amber);
}

.page-contact .flow-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--pc-text-dim);
}

.page-contact .contact-flow__foot {
  margin: 28px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-text-mute);
}

.page-contact .contact-flow__foot a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(223, 166, 58, 0.4);
  transition: border-color 0.22s var(--ease);
}

.page-contact .contact-flow__foot a:hover,
.page-contact .contact-flow__foot a:focus-visible {
  border-bottom-color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-coop__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .contact-city__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-contact .contact-direct__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 22px;
  }
}

@media (min-width: 900px) and (hover: hover) {
  .page-contact .coop-card__more {
    grid-template-rows: 0fr;
    opacity: 0;
  }

  .page-contact .coop-card:hover .coop-card__more,
  .page-contact .coop-card:focus-within .coop-card__more {
    grid-template-rows: 1fr;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-card__more,
  .page-contact .coop-card,
  .page-contact .channel,
  .page-contact .coop-card__link {
    transition: none;
  }
}
</<PAGE_CSS>>>