.page-contact {
  --ct-shadow: 0 20px 44px -30px rgba(6, 16, 28, .88);
  --ct-pad: clamp(22px, 3vw, 32px);
  background: var(--bx-paper);
  color: var(--bx-ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--bx-abyss);
  color: var(--bx-paper);
  padding: clamp(20px, 4vw, 40px) 0 clamp(46px, 7vw, 88px);
}

.page-contact .contact-hero__ticks {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background-image: repeating-linear-gradient(90deg, var(--bx-hair-dark) 0 1px, transparent 1px 24px);
  opacity: .7;
  pointer-events: none;
}

.page-contact .bx-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 3.5vw, 40px);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--bx-on-dark-soft);
}

.page-contact .bx-breadcrumb a {
  color: var(--bx-on-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--bx-ease), border-color var(--bx-ease);
}

.page-contact .bx-breadcrumb a:hover {
  color: var(--bx-flag-soft);
  border-bottom-color: var(--bx-flag-soft);
}

.page-contact .bx-breadcrumb span[aria-current] {
  color: var(--bx-flag-soft);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 60px);
}

.page-contact .contact-hero__copy h1 {
  max-width: 15ch;
  margin: 14px 0 0;
  font-size: clamp(46px, 6.6vw, 100px);
  line-height: 1.02;
}

.page-contact .contact-hero .bx-eyebrow {
  color: var(--bx-lake-soft);
}

.page-contact .contact-hero .bx-lede {
  max-width: 46ch;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  color: var(--bx-on-dark);
}

.page-contact .contact-clock {
  display: inline-flex;
  align-items: center;
  gap: clamp(12px, 2vw, 20px);
  margin-top: clamp(22px, 3.2vw, 36px);
  padding: 12px 22px 12px 16px;
  border: 1px solid var(--bx-hair-dark);
  border-left: 4px solid var(--bx-flag);
  background: rgba(247, 245, 240, .06);
}

.page-contact .contact-clock__num {
  font-family: var(--bx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(46px, 9vw, 78px);
  font-weight: 600;
  line-height: .86;
  letter-spacing: -.04em;
  color: var(--bx-flag);
}

.page-contact .contact-clock__unit {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--bx-paper);
}

.page-contact .contact-clock__unit em {
  font-style: normal;
  font-weight: 400;
  letter-spacing: .04em;
  color: var(--bx-on-dark-soft);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--bx-hair-dark);
  aspect-ratio: 5 / 7;
  max-height: 56vh;
  overflow: hidden;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.05);
}

/* ---------- 区块标题 ---------- */
.page-contact .contact-section-head {
  max-width: 60ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .contact-section-head h2 {
  margin: 12px 0 0;
}

.page-contact .contact-section-head__text {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--bx-ink-soft);
}

/* ---------- 联络卡片 ---------- */
.page-contact .contact-cards-section {
  background: var(--bx-sand);
  padding: clamp(48px, 8vw, 100px) 0;
}

.page-contact .contact-cards {
  display: grid;
  gap: var(--bx-gap);
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--ct-pad);
  background: var(--bx-paper);
  border: 1px solid var(--bx-hair-light);
  border-top: 3px solid var(--bx-line);
  box-shadow: var(--ct-shadow);
  transition: transform var(--bx-ease), border-color var(--bx-ease);
}

.page-contact .contact-card--mail {
  border-color: var(--bx-flag);
  border-top-width: 3px;
}

.page-contact .contact-card--lake {
  border-top-color: var(--bx-lake);
}

.page-contact .contact-card--deep {
  background: var(--bx-abyss);
  border-color: transparent;
  border-top: 3px solid var(--bx-lake-soft);
  color: var(--bx-paper);
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--bx-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--bx-ink-soft);
}

.page-contact .contact-card__value {
  margin: 0;
  font-family: var(--bx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(18px, 2.4vw, 23px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--bx-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-card--mail .contact-card__value {
  color: var(--bx-flag);
}

.page-contact .contact-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--bx-ink-soft);
}

.page-contact .contact-card__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--bx-hair-light);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--bx-ink-soft);
}

.page-contact .contact-card--deep .contact-card__label,
.page-contact .contact-card--deep .contact-card__meta {
  color: var(--bx-on-dark-soft);
}

.page-contact .contact-card--deep .contact-card__value {
  color: var(--bx-paper);
}

.page-contact .contact-card--deep .contact-card__text {
  color: var(--bx-on-dark);
}

.page-contact .contact-card--deep .contact-card__meta {
  border-top-color: var(--bx-hair-dark);
}

/* ---------- 材料清单 ---------- */
.page-contact .contact-materials-section {
  background: var(--bx-paper);
  padding: clamp(48px, 8vw, 100px) 0;
}

.page-contact .material-item {
  border-top: 1px solid var(--bx-hair-light);
}

.page-contact .material-item:last-of-type {
  border-bottom: 1px solid var(--bx-hair-light);
}

.page-contact .material-item summary {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.2vw, 26px);
  padding: clamp(18px, 2.6vw, 26px) 0;
  cursor: pointer;
  list-style: none;
}

.page-contact .material-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .material-item summary::after {
  content: "+";
  flex: none;
  margin-left: 12px;
  font-family: var(--bx-font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--bx-lake);
}

.page-contact .material-item[open] summary::after {
  content: "\2212";
}

.page-contact .material-item summary:focus-visible,
.page-contact .faq-item summary:focus-visible {
  outline: 2px solid var(--bx-lake-soft);
  outline-offset: 3px;
}

.page-contact .material-item__idx {
  flex: none;
  font-family: var(--bx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--bx-line);
}

.page-contact .material-item__title {
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  color: var(--bx-ink);
}

.page-contact .material-item__hint {
  display: none;
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bx-ink-soft);
}

.page-contact .material-item__body {
  padding-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .material-item__col-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--bx-lake);
}

.page-contact .material-item__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-contact .material-item__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--bx-ink-soft);
}

.page-contact .material-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 6px;
  height: 1px;
  background: var(--bx-line);
}

/* ---------- 处理路径 ---------- */
.page-contact .contact-path-section {
  position: relative;
  overflow: hidden;
  background: var(--bx-abyss);
  color: var(--bx-paper);
  padding: clamp(48px, 8vw, 100px) 0;
}

.page-contact .contact-path-section .bx-eyebrow {
  color: var(--bx-lake-soft);
}

.page-contact .contact-path-section .contact-section-head__text {
  color: var(--bx-on-dark);
}

.page-contact .contact-path__banner {
  margin: 0 0 clamp(30px, 4.5vw, 50px);
  border: 1px solid var(--bx-hair-dark);
  overflow: hidden;
}

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

.page-contact .contact-path__steps {
  display: grid;
  gap: 0;
}

.page-contact .path-step {
  position: relative;
  padding: clamp(20px, 2.8vw, 28px) 0;
  border-top: 1px solid var(--bx-hair-dark);
}

.page-contact .path-step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bx-lake);
}

.page-contact .path-step:first-child::before {
  background: var(--bx-flag);
}

.page-contact .path-step__idx {
  display: block;
  margin-bottom: 14px;
  font-family: var(--bx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(30px, 4.4vw, 44px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--bx-lake-soft);
}

.page-contact .path-step__title {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  color: var(--bx-paper);
}

.page-contact .path-step__text {
  margin: 0;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--bx-on-dark);
}

/* ---------- 机构合作 ---------- */
.page-contact .contact-partner-section {
  background: var(--bx-sand);
  padding: clamp(48px, 8vw, 100px) 0;
}

.page-contact .partner-grid {
  display: grid;
  gap: var(--bx-gap);
}

.page-contact .partner-panel {
  padding: var(--ct-pad);
  background: var(--bx-paper);
  border: 1px solid var(--bx-hair-light);
  border-left: 3px solid var(--bx-lake);
}

.page-contact .partner-panel--deep {
  background: var(--bx-night);
  border-color: transparent;
  border-left: 3px solid var(--bx-flag);
  color: var(--bx-paper);
}

.page-contact .partner-panel__title {
  margin: 0 0 14px;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  color: var(--bx-ink);
}

.page-contact .partner-panel__title--gap {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .partner-panel--deep .partner-panel__title {
  color: var(--bx-paper);
}

.page-contact .partner-panel__address {
  margin: 0 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bx-hair-dark);
  font-family: var(--bx-font-mono);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--bx-flag-soft);
}

.page-contact .partner-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .partner-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--bx-ink-soft);
}

.page-contact .partner-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--bx-lake);
}

.page-contact .partner-list--light li {
  color: var(--bx-on-dark);
}

.page-contact .partner-list--light li::before {
  background: var(--bx-flag-soft);
}

.page-contact .partner-panel__note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--bx-hair-light);
  font-size: 14px;
  line-height: 1.78;
  color: var(--bx-ink-soft);
}

.page-contact .partner-panel__note--light {
  border-top-color: var(--bx-hair-dark);
  color: var(--bx-on-dark-soft);
}

/* ---------- 常见问题 ---------- */
.page-contact .contact-faq-section {
  background: var(--bx-paper);
  padding: clamp(48px, 8vw, 100px) 0;
}

.page-contact .faq-item {
  border-bottom: 1px solid var(--bx-hair-light);
}

.page-contact .faq-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}

.page-contact .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .faq-item summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  font-family: var(--bx-font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--bx-lake);
}

.page-contact .faq-item[open] summary::after {
  content: "\2212";
}

.page-contact .faq-item__q {
  font-size: clamp(16px, 2vw, 18px);
  font-weight: 600;
  color: var(--bx-ink);
}

.page-contact .faq-item__a {
  padding: 0 0 20px;
}

.page-contact .faq-item__a p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--bx-ink-soft);
}

/* ---------- 后续入口 ---------- */
.page-contact .contact-next {
  background: var(--bx-sand);
  border-top: 1px solid var(--bx-hair-light);
  padding: clamp(32px, 5vw, 56px) 0;
}

.page-contact .contact-next__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 28px;
}

.page-contact .contact-next__label {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--bx-lake);
}

.page-contact .contact-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-next__link {
  display: inline-block;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  color: var(--bx-ink);
  background: var(--bx-paper);
  border: 1px solid var(--bx-hair-light);
  transition: border-color var(--bx-ease), color var(--bx-ease), transform var(--bx-ease);
}

.page-contact .contact-next__link:hover {
  transform: translateY(-2px);
  border-color: var(--bx-flag);
  color: var(--bx-flag);
}

.page-contact .contact-next__link:focus-visible {
  outline: 2px solid var(--bx-lake-soft);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .material-item__hint {
    display: inline;
    margin-right: 8px;
  }

  .page-contact .material-item__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px 36px;
    padding-left: clamp(28px, 4vw, 56px);
  }
}

@media (min-width: 780px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-bottom: 30px;
  }

  .page-contact .contact-card:nth-child(2) {
    transform: translateY(30px);
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-contact .contact-hero__figure {
    max-height: none;
    aspect-ratio: 5 / 7;
  }

  .page-contact .contact-path__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 clamp(20px, 4vw, 48px);
  }

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

  .page-contact .partner-panel--deep {
    margin-top: 32px;
  }
}

@media (hover: hover) {
  .page-contact .contact-card:hover {
    transform: translateY(-2px);
    border-color: var(--bx-flag);
  }

  .page-contact .contact-card--deep:hover {
    border-top-color: var(--bx-flag);
  }
}

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

  .page-contact .contact-card:nth-child(2),
  .page-contact .contact-card:hover,
  .page-contact .contact-next__link:hover {
    transform: none;
  }
}
</final>