.page-contact {
  --contact-gap: clamp(4.5rem, 12vh, 9rem);
  --contact-head: clamp(1.6rem, 4.2vw, 2.9rem);
  display: block;
  padding-bottom: clamp(2rem, 6vw, 4rem);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.8rem);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}
.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}
.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--cyan);
}
.page-contact .breadcrumb span {
  margin-inline: 0.45rem;
}

/* ---------- 首屏导语 ---------- */
.page-contact .contact-intro {
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.4rem);
  padding: clamp(1.8rem, 5vw, 3.6rem) 0 clamp(1.6rem, 4vw, 2.6rem);
}
.page-contact .contact-intro h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.05rem, 6.6vw, 4.3rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 20ch;
}
.page-contact .contact-intro .lede {
  margin: 0;
  max-width: 40ch;
  color: var(--paper-dim);
  line-height: 1.8;
}

.page-contact .contact-quick {
  margin: clamp(0.6rem, 2vw, 1.2rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  max-width: 46rem;
}
.page-contact .contact-quick > div {
  display: grid;
  gap: 0.15rem;
  padding: 0.72rem 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .contact-quick dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-contact .contact-quick dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 2.4vw, 1.05rem);
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 顶部横幅 ---------- */
.page-contact .contact-banner {
  margin: 0 0 clamp(3rem, 9vh, 6rem);
}
.page-contact .contact-banner__frame {
  overflow: hidden;
  background: var(--ink-800);
  clip-path: polygon(0 10%, 100% 0, 100% 88%, 0 100%);
}
.page-contact .contact-banner__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.82) brightness(0.88);
}
.page-contact .contact-banner figcaption {
  margin: clamp(1rem, 2.6vw, 1.7rem) auto 0;
  padding-inline: clamp(1rem, 4vw, 3rem);
  max-width: 62ch;
  color: var(--mist);
  font-size: 0.82rem;
  line-height: 1.9;
}

/* ---------- 通用区块骨架 ---------- */
.page-contact .contact-sec {
  padding-bottom: var(--contact-gap);
}
.page-contact .contact-sec__head {
  display: grid;
  gap: 0.7rem;
  margin-bottom: clamp(1.6rem, 4vw, 2.8rem);
  padding-bottom: clamp(1rem, 2.2vw, 1.5rem);
  border-bottom: 1px solid var(--line);
}
.page-contact .contact-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--contact-head);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 26ch;
}
.page-contact .contact-sec__head .note {
  margin: 0;
  max-width: 46ch;
}

/* ---------- 请求分类 ---------- */
.page-contact .route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(1.8rem, 5vw, 3rem);
}
.page-contact .route {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 1.9rem);
  padding-top: clamp(1.1rem, 3vw, 1.9rem);
  border-top: 1px solid var(--line-soft);
}
.page-contact .route__no {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  background: var(--cyan-soft);
}
.page-contact .route--gold .route__no {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(231, 180, 92, 0.1);
}
.page-contact .route--silver .route__no {
  color: var(--silver);
  border-color: var(--silver);
  background: rgba(169, 180, 190, 0.1);
}
.page-contact .route__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.2vw, 1.85rem);
  line-height: 1.2;
  color: var(--paper);
}
.page-contact .route__desc {
  margin: 0 0 1.05rem;
  max-width: 40ch;
  color: var(--paper-dim);
  line-height: 1.82;
}
.page-contact .route__meta {
  margin: 0;
  display: grid;
  gap: 0.7rem;
}
.page-contact .route__meta > div {
  display: grid;
  gap: 0.18rem;
}
.page-contact .route__meta dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-contact .route__meta dd {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--paper-dim);
}
.page-contact .route--cyan .route__meta dt { color: var(--cyan); }
.page-contact .route--gold .route__meta dt { color: var(--gold); }
.page-contact .route--silver .route__meta dt { color: var(--silver); }

/* ---------- 联系方式 ---------- */
.page-contact .channel-list {
  list-style: none;
  margin: 0 0 clamp(1.4rem, 3.5vw, 2rem);
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-contact .channel {
  display: grid;
  gap: 0.3rem;
  padding: clamp(1rem, 2.6vw, 1.55rem) 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .channel__k {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-contact .channel__v {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.9vw, 1.65rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.page-contact .channel--email .channel__v {
  color: var(--cyan);
}
.page-contact .channel--phone .channel__v {
  color: var(--gold);
}
.page-contact .channel--addr .channel__v {
  font-family: var(--font-body);
  font-weight: 500;
}
.page-contact .contact-channels .note {
  max-width: 52ch;
  margin: 0;
}

/* ---------- 核对清单 ---------- */
.page-contact .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .check-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(0.9rem, 2.6vw, 1.6rem);
  padding: clamp(1rem, 2.8vw, 1.7rem) 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .check-list li:first-child {
  border-top: 1px solid var(--line-soft);
}
.page-contact .check-list__idx {
  display: grid;
  place-items: center;
  width: 1.85rem;
  height: 1.85rem;
  border: 1px solid var(--cyan);
  border-radius: 2px;
  background: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--cyan);
}
.page-contact .check-list__text {
  margin: 0;
  max-width: 52ch;
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--paper-dim);
}
.page-contact .check-list__text strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 回复时段 ---------- */
.page-contact .window-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-contact .window-cell {
  display: grid;
  gap: 0.55rem;
  align-content: start;
  padding: clamp(1.2rem, 3.6vw, 2.2rem);
  background: var(--ink-800);
}
.page-contact .window-cell__v {
  font-family: var(--font-mono);
  font-size: clamp(1.55rem, 5vw, 2.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}
.page-contact .window-cell:nth-child(2) .window-cell__v {
  color: var(--gold);
}
.page-contact .window-cell:nth-child(3) .window-cell__v {
  color: var(--paper);
}
.page-contact .window-cell__l {
  font-size: 0.84rem;
  line-height: 1.85;
  color: var(--mist);
}
.page-contact .contact-window .note {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  max-width: 50ch;
}

/* ---------- 复核之后 ---------- */
.page-contact .review-grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
}
.page-contact .review-copy .prose {
  margin: 0 0 clamp(1.4rem, 3.5vw, 2.2rem);
  max-width: 46ch;
}
.page-contact .review-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-contact .review-points li {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line-soft);
}
.page-contact .review-points li:last-child {
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .review-points__t {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-contact .review-points__d {
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--paper-dim);
}
.page-contact .review-figure {
  margin: 0;
}
.page-contact .review-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--ink-800);
}
.page-contact .review-figure figcaption {
  margin-top: 0.8rem;
  font-size: 0.78rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .flow-map {
  display: block;
  width: 100%;
  height: auto;
  margin-top: clamp(2rem, 5vw, 3.4rem);
  overflow: visible;
}
.page-contact .flow-line {
  stroke: var(--line);
  stroke-width: 1;
}
.page-contact .flow-dot {
  fill: var(--ink-900);
  stroke: var(--cyan);
  stroke-width: 1.6;
}
.page-contact .flow-dot--gold {
  stroke: var(--gold);
}
.page-contact .flow-map text {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.06em;
  fill: var(--mist);
}

/* ---------- 相邻页面 ---------- */
.page-contact .next-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-contact .next-list a {
  display: grid;
  gap: 0.35rem;
  padding: clamp(1rem, 2.8vw, 1.6rem);
  background: var(--ink-800);
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}
.page-contact .next-list a:hover,
.page-contact .next-list a:focus-visible {
  background: var(--ink-700);
}
.page-contact .next-list__t {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  color: var(--cyan);
}
.page-contact .next-list__d {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-quick > div {
    grid-template-columns: 11rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.2rem;
  }
  .page-contact .route__meta > div {
    grid-template-columns: 6rem minmax(0, 1fr);
    gap: 1rem;
  }
  .page-contact .window-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    column-gap: clamp(2rem, 5vw, 4.5rem);
  }
  .page-contact .contact-intro .eyebrow,
  .page-contact .contact-intro h1 {
    grid-column: 1 / -1;
  }
  .page-contact .contact-intro .lede {
    grid-column: 1 / 2;
  }
  .page-contact .contact-quick {
    grid-column: 2 / 3;
  }
  .page-contact .channel {
    grid-template-columns: 12rem minmax(0, 1fr);
    align-items: baseline;
    gap: 2rem;
  }
  .page-contact .review-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 22rem);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .route-list {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 0;
  }
  .page-contact .route {
    grid-column: 1 / span 8;
  }
  .page-contact .route:nth-child(2) {
    grid-column: 4 / span 8;
    margin-top: clamp(2.2rem, 5vw, 3.6rem);
  }
  .page-contact .route:nth-child(3) {
    grid-column: 2 / span 8;
    margin-top: clamp(2.2rem, 5vw, 3.6rem);
  }
  .page-contact .next-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .next-list a {
    transition: none;
  }
}
<<<END>>>