.page-contact {
  --contact-pad: clamp(40px, 7vw, 88px);
  --contact-gap: clamp(20px, 3vw, 40px);
  --contact-veil: rgba(53, 230, 224, 0.05);
  background-color: var(--ink-950);
  background-image:
    linear-gradient(to right, rgba(147, 163, 181, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(147, 163, 181, 0.055) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 224, 0.35);
}

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

.page-contact .contact-crumb {
  padding: clamp(16px, 3vw, 28px) 0 0;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--cyan-dim);
}

.page-contact .breadcrumb a {
  border-bottom: none;
  color: var(--text-muted);
}

.page-contact .breadcrumb a:hover {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--rule);
  background-image: radial-gradient(120% 90% at 20% 0%, var(--contact-veil), transparent 62%);
}

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

.page-contact .eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--cyan-dim);
}

.page-contact h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.4vw, 46px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .contact-hero-text {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .contact-hero-note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .contact-hero-side {
  border-top: 1px solid var(--rule);
  padding-top: 20px;
}

.page-contact .contact-side-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

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

.page-contact .contact-side-list li + li {
  border-top: 1px solid var(--rule-soft);
}

.page-contact .contact-side-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  font-size: 15px;
  color: var(--text);
  border-bottom: none;
  transition: color 160ms ease, padding-left 160ms ease;
}

.page-contact .contact-side-list a:hover,
.page-contact .contact-side-list a:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}

.page-contact .contact-side-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-dim);
}

/* ---------- 区块头 ---------- */
.page-contact .contact-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .section-index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-contact .contact-head-text {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- 渠道 ---------- */
.page-contact .contact-channels {
  padding: var(--contact-pad) 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .channel-grid {
  display: grid;
  border-top: 1px solid var(--rule);
}

.page-contact .channel {
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--rule-soft);
}

.page-contact .channel-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-contact .tag {
  display: inline-block;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  border: 1px solid currentColor;
}

.page-contact .tag--cyan {
  color: var(--cyan);
}

.page-contact .tag--amber {
  color: var(--amber);
}

.page-contact .channel-value {
  margin: 0 0 14px;
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.4;
  font-weight: 700;
  color: var(--text);
  word-break: break-word;
}

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

.page-contact .channel-value--addr {
  font-size: clamp(17px, 2.2vw, 20px);
  color: var(--amber);
}

.page-contact .channel-desc {
  margin: 0 0 12px;
  max-width: 30em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .channel-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--text-muted);
}

.page-contact .channel--mail .channel-value {
  font-size: clamp(19px, 3vw, 26px);
}

/* ---------- 提交准备 ---------- */
.page-contact .contact-prep {
  padding: var(--contact-pad) 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .prep-grid {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-contact .prep-intro {
  margin: 0 0 26px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .prep-steps {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  counter-reset: prep;
}

.page-contact .prep-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--rule-soft);
}

.page-contact .prep-steps li:last-child {
  border-bottom: 1px solid var(--rule-soft);
}

.page-contact .prep-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .prep-num::after {
  content: "—";
  display: inline-block;
  margin-left: 6px;
  color: var(--cyan-dim);
}

.page-contact .prep-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .prep-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .prep-example {
  margin: 0;
  padding: 16px 18px;
  background: var(--ink-800);
  border-left: 2px solid var(--cyan);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .prep-example-label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--sage);
}

.page-contact .prep-visual {
  margin: 0;
}

.page-contact .contact-figure {
  border: 1px solid var(--rule);
  background: linear-gradient(160deg, var(--ink-900), var(--ink-950));
  overflow: hidden;
}

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

.page-contact .media-caption {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--cyan-dim);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ---------- 问题分流 ---------- */
.page-contact .contact-routing {
  padding: var(--contact-pad) 0;
  border-bottom: 1px solid var(--rule);
}

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

.page-contact .route-row--head {
  display: none;
}

.page-contact .route-row {
  border-bottom: 1px solid var(--rule-soft);
}

.page-contact .route-row > summary {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "type toggle"
    "where where";
  gap: 4px 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  transition: color 160ms ease;
}

.page-contact .route-row > summary::-webkit-details-marker {
  display: none;
}

.page-contact .route-row > summary:hover .route-type {
  color: var(--cyan);
}

.page-contact .route-type {
  grid-area: type;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .route-where {
  grid-area: where;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

.page-contact .route-toggle {
  grid-area: toggle;
  align-self: start;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cyan-dim);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
}

.page-contact .route-toggle::before {
  content: "+";
}

.page-contact .route-row[open] .route-toggle {
  border-color: var(--amber);
  color: var(--amber);
}

.page-contact .route-row[open] .route-toggle::before {
  content: "−";
}

.page-contact .route-row[open] .route-type {
  color: var(--cyan);
}

.page-contact .route-detail {
  padding: 0 0 20px;
  background: linear-gradient(to right, var(--cyan-veil), transparent 70%);
}

.page-contact .route-detail p {
  margin: 0 0 10px;
  padding-left: 14px;
  border-left: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .route-detail p:last-child {
  margin-bottom: 0;
}

/* ---------- 服务时段 ---------- */
.page-contact .contact-hours {
  padding: var(--contact-pad) 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .hours-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .hours-value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4.6vw, 40px);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.15;
  color: var(--cyan);
}

.page-contact .hours-day {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-contact .hours-sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

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

.page-contact .hours-list li {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 6px 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.page-contact .hours-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber);
  padding-top: 2px;
}

.page-contact .hours-v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-geo {
  padding: var(--contact-pad) 0;
  border-bottom: 1px solid var(--rule);
  background: linear-gradient(180deg, var(--ink-900), var(--ink-950));
}

.page-contact .geo-grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-contact .geo-list {
  margin: 20px 0 0;
  border-top: 1px solid var(--rule);
}

.page-contact .geo-item {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 6px 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.page-contact .geo-item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--sage);
  padding-top: 2px;
}

.page-contact .geo-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  word-break: break-word;
}

.page-contact .geo-note {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .geo-visual {
  margin: 0;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-close {
  padding: var(--contact-pad) 0;
  background: var(--ink-900);
}

.page-contact .close-inner {
  display: grid;
  gap: 12px;
}

.page-contact .close-text {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-contact .contact-hero-side {
    border-top: none;
    border-left: 1px solid var(--rule);
    padding-top: 0;
    padding-left: clamp(20px, 3vw, 36px);
  }

  .page-contact .prep-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .hours-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .geo-grid {
    grid-template-columns: 6fr 6fr;
    align-items: start;
  }

  .page-contact .route-row--head {
    display: grid;
    grid-template-columns: 1.1fr 1.5fr auto;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--rule);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--sage);
  }

  .page-contact .route-row > summary {
    grid-template-columns: 1.1fr 1.5fr 22px;
    grid-template-areas: "type where toggle";
    align-items: center;
    padding: 18px 0;
  }

  .page-contact .route-detail {
    padding-left: calc(1.1fr);
    padding-left: 0;
  }

  .page-contact .route-detail p {
    padding-left: 0;
    border-left: none;
    max-width: 46em;
  }
}

@media (min-width: 900px) {
  .page-contact .channel-grid {
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid var(--rule-soft);
  }

  .page-contact .channel {
    padding: 28px 24px 30px;
    border-bottom: none;
  }

  .page-contact .channel + .channel {
    border-left: 1px solid var(--rule);
  }

  .page-contact .channel:first-child {
    padding-left: 0;
  }

  .page-contact .channel:last-child {
    padding-right: 0;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: 8fr 4fr;
    gap: clamp(40px, 5vw, 72px);
  }

  .page-contact .prep-grid {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
  }
}

@media (max-width: 420px) {
  .page-contact .prep-steps li {
    grid-template-columns: 34px 1fr;
  }

  .page-contact .hours-list li,
  .page-contact .geo-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .page-contact .channel-value--mono {
    font-size: 16px;
  }
}
<<<END>>>