.page-contact {
  background: var(--space);
  color: var(--cream);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 32px) 0 56px;
  border-bottom: 1px solid var(--edge);
  background:
    radial-gradient(circle at 90% 4%, rgba(184, 255, 60, 0.1), transparent 46%),
    radial-gradient(circle at 4% 96%, rgba(255, 122, 47, 0.1), transparent 44%);
}

.page-contact .hero-crumb {
  margin-bottom: 26px;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 32px;
}

.page-contact .contact-hero__title {
  margin: 14px 0 18px;
  font-size: clamp(2rem, 8.4vw, 4.2rem);
  font-weight: 200;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-contact .contact-hero .lede {
  margin: 0;
  max-width: 48ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__aside {
  align-self: start;
  padding: 8px 0 8px 18px;
  border-left: 2px solid var(--green);
}

.page-contact .contact-hero__aside-label {
  margin: 0 0 10px;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-hero__aside-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 5vw, 1.9rem);
  line-height: 1.3;
  font-variant-numeric: tabular-nums;
  color: var(--green);
}

.page-contact .contact-hero__aside-note {
  margin: 14px 0 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 三块通道卡 ---------- */
.page-contact .channel-grid {
  list-style: none;
  margin: 44px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .channel__card {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--space-2);
  border: 1px solid var(--edge);
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}

.page-contact .channel__card::before {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: var(--cut);
  height: var(--cut);
  background: var(--space);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.page-contact .channel__card:hover,
.page-contact .channel__card:focus-within {
  border-color: var(--green);
  transform: translateY(-3px);
}

.page-contact .channel__kicker {
  margin: 0 0 16px;
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  color: var(--orange);
}

.page-contact .channel__value {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 4.4vw, 1.26rem);
  line-height: 1.4;
  color: var(--green);
  overflow-wrap: anywhere;
}

.page-contact .channel__value--amber {
  color: var(--amber);
  letter-spacing: 0.06em;
}

.page-contact .channel__value--plain {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(1.02rem, 4vw, 1.22rem);
  line-height: 1.55;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-contact .channel__desc {
  margin: 0 0 18px;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .channel__meta {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--edge);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--cream);
}

/* ---------- 通栏图像 ---------- */
.page-contact .contact-band {
  padding: 32px 0 0;
}

.page-contact .contact-band__figure {
  margin: 0;
  border: 1px solid var(--edge);
  overflow: hidden;
  background: var(--space-2);
}

.page-contact .contact-band__figure img {
  display: block;
  width: 100%;
  height: clamp(190px, 40vw, 360px);
  object-fit: cover;
  filter: saturate(0.85) brightness(0.82);
}

.page-contact .contact-band__caption {
  padding: 12px 16px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--edge);
}

/* ---------- 通用小标题组 ---------- */
.page-contact .block-head {
  max-width: 660px;
  margin-bottom: 34px;
}

.page-contact .block-title {
  margin: 12px 0 14px;
  font-size: clamp(1.5rem, 4.4vw, 2.4rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-contact .block-lede {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-block {
  padding: 64px 0;
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--edge);
}

.page-contact .prep-list__item {
  border-bottom: 1px solid var(--edge);
}

.page-contact .prep {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 4px;
  cursor: pointer;
}

.page-contact .prep__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .prep__box {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--edge);
  background: var(--space-2);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .prep__input:checked + .prep__box {
  background: var(--green);
  border-color: var(--green);
}

.page-contact .prep__input:checked + .prep__box::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 2px;
  width: 5px;
  height: 11px;
  border-right: 2px solid var(--space);
  border-bottom: 2px solid var(--space);
  transform: rotate(40deg);
}

.page-contact .prep__input:focus-visible + .prep__box {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .prep__text {
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .prep__text strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--cream);
}

/* ---------- 诉求分流 ---------- */
.page-contact .routing {
  padding: 64px 0;
  background: var(--space-2);
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}

.page-contact .routing__grid {
  display: grid;
  gap: 34px;
}

.page-contact .route-item {
  border-top: 1px solid var(--edge);
}

.page-contact .route-item:last-child {
  border-bottom: 1px solid var(--edge);
}

.page-contact .route-item__summary {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 20px 2px;
  cursor: pointer;
  list-style: none;
}

.page-contact .route-item__summary::-webkit-details-marker {
  display: none;
}

.page-contact .route-item__num {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-contact .route-item__main {
  display: block;
  min-width: 0;
}

.page-contact .route-item__title {
  display: block;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cream);
  transition: color 0.25s var(--ease);
}

.page-contact .route-item__hint {
  display: block;
  margin-top: 5px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .route-item__icon {
  position: relative;
  justify-self: end;
  width: 14px;
  height: 14px;
}

.page-contact .route-item__icon::before,
.page-contact .route-item__icon::after {
  content: "";
  position: absolute;
  background: var(--mist);
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .route-item__icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1px;
}

.page-contact .route-item__icon::after {
  left: 6px;
  top: 0;
  width: 1px;
  height: 14px;
}

.page-contact .route-item[open] .route-item__icon::after {
  transform: scaleY(0);
}

.page-contact .route-item[open] .route-item__icon::before {
  background: var(--green);
}

.page-contact .route-item:hover .route-item__title,
.page-contact .route-item[open] .route-item__title {
  color: var(--green);
}

.page-contact .route-item__body {
  padding: 0 0 22px 50px;
}

.page-contact .route-item__body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .routing__figure {
  margin: 0;
  border: 1px solid var(--edge);
  background: var(--space);
}

.page-contact .routing__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.9);
}

.page-contact .routing__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--edge);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 地址面板 ---------- */
.page-contact .visit {
  padding: 64px 0;
}

.page-contact .visit__panel {
  position: relative;
  padding: clamp(26px, 5vw, 52px);
  background: var(--cream);
  color: var(--cream-ink);
}

.page-contact .visit__panel::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: calc(var(--cut) * 2);
  height: calc(var(--cut) * 2);
  background: var(--space);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.page-contact .visit__grid {
  display: grid;
  gap: 30px;
}

.page-contact .visit .index-label {
  color: var(--orange-ink);
}

.page-contact .visit__title {
  margin: 12px 0 16px;
  font-size: clamp(1.5rem, 4.4vw, 2.3rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--cream-ink);
}

.page-contact .visit__address {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.6vw, 1.18rem);
  line-height: 1.6;
  color: var(--cream-ink);
}

.page-contact .visit__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(26, 20, 16, 0.8);
}

.page-contact .visit__aside {
  padding: 20px 0 0 18px;
  border-left: 2px solid var(--orange);
}

.page-contact .visit__aside-title {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--cream-ink);
}

.page-contact .visit__aside-text {
  margin: 0 0 14px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(26, 20, 16, 0.82);
}

.page-contact .visit__aside-note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--orange-ink);
}

/* ---------- 收口 ---------- */
.page-contact .closing {
  padding: 64px 0 56px;
  border-top: 1px solid var(--edge);
}

.page-contact .closing__grid {
  display: grid;
  gap: 14px;
}

.page-contact .closing__card {
  display: block;
  padding: 22px 20px;
  background: var(--space-2);
  border: 1px solid var(--edge);
  text-decoration: none;
  color: var(--cream);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .closing__card:hover,
.page-contact .closing__card:focus-visible {
  border-color: var(--green);
  transform: translateY(-2px);
}

.page-contact .closing__label {
  margin: 0 0 12px;
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  color: var(--cyan);
}

.page-contact .closing__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cream);
}

.page-contact .closing__text {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .closing__more {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--green);
}

.page-contact .closing__arrow {
  font-family: var(--font-mono);
}

.page-contact .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.page-contact .closing__footnote {
  margin: 22px 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .closing__inline {
  color: var(--cream);
  text-decoration: underline;
  text-decoration-color: var(--edge);
  text-underline-offset: 3px;
}

.page-contact .closing__inline:hover {
  color: var(--green);
  text-decoration-color: var(--green);
}

/* ---------- 底部信息带 ---------- */
.page-contact .legal-band {
  padding: 0 0 56px;
}

.page-contact .legal-band .data-strip {
  border-top: 1px solid var(--edge);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 48px) 0 72px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 52px;
  }

  .page-contact .prep-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
    border-bottom: 1px solid var(--edge);
  }

  .page-contact .prep-list__item {
    border-bottom: 0;
  }

  .page-contact .prep {
    height: 100%;
    padding: 20px 4px;
    border-bottom: 1px solid var(--edge);
  }

  .page-contact .routing__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .visit__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-contact .closing__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1080px) {
  .page-contact .prep-block,
  .page-contact .routing,
  .page-contact .visit,
  .page-contact .closing {
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .page-contact .contact-band {
    padding-top: 40px;
  }

  .page-contact .block-head {
    margin-bottom: 44px;
  }

  .page-contact .route-item__body {
    padding-left: 50px;
    max-width: 60ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel__card,
  .page-contact .closing__card,
  .page-contact .route-item__icon::before,
  .page-contact .route-item__icon::after,
  .page-contact .prep__box {
    transition: none;
  }

  .page-contact .channel__card:hover,
  .page-contact .closing__card:hover {
    transform: none;
  }
}