.page-contact {
  --c-pad: clamp(20px, 3vw, 32px);
  --c-ink-soft: rgba(23, 28, 38, 0.72);
  --c-line-dark: rgba(23, 28, 38, 0.16);
}

.page-contact .zone--dark,
.page-contact .zone--panel {
  color: var(--cool-white);
}

.page-contact .zone--paper,
.page-contact .zone--cool {
  color: var(--charcoal);
}

/* ---------- 面包屑 ---------- */
.page-contact .c-crumb {
  margin-bottom: clamp(24px, 4vw, 48px);
}

.page-contact .c-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-contact .c-crumb .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.page-contact .c-crumb .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--line-strong);
}

.page-contact .c-crumb .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

.page-contact .c-crumb .breadcrumb__link[aria-current="page"] {
  color: var(--amber-soft);
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .c-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .c-hero__lead {
  max-width: 48ch;
  margin: 0 0 26px;
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .c-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact .c-hero__status {
  border: 1px solid var(--line-strong);
  background: rgba(15, 37, 68, 0.78);
  box-shadow: var(--shadow-hard);
  padding: var(--c-pad);
}

.page-contact .c-hero__live {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

.page-contact .c-hero__facts {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 18px;
}

.page-contact .c-hero__facts > div {
  display: grid;
  gap: 4px;
}

.page-contact .c-hero__facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .c-hero__facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-hero__facts a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s ease, color 0.18s ease;
}

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

/* ---------- 区块标题 ---------- */
.page-contact .c-head {
  max-width: 62ch;
  margin: 0 0 clamp(22px, 3.4vw, 38px);
}

.page-contact .c-head h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: inherit;
}

.page-contact .c-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .zone--paper .c-head p,
.page-contact .zone--cool .c-head p {
  color: var(--c-ink-soft);
}

/* ---------- 三条联络渠道 ---------- */
.page-contact .c-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .c-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--c-pad);
  border: 2px solid var(--line);
  background: rgba(7, 19, 38, 0.55);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-contact .c-channel:hover {
  border-color: var(--amber);
  transform: translateY(-3px);
}

.page-contact .c-channel--mail {
  border-left: 6px solid var(--amber);
}

.page-contact .c-channel--phone {
  border-left: 6px solid var(--celadon);
}

.page-contact .c-channel--hours {
  border-color: var(--cool-white);
  background: var(--cool-white);
}

.page-contact .c-channel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .c-channel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .c-channel .tag {
  align-self: flex-start;
}

.page-contact .c-channel__big {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 30px);
  letter-spacing: 0.02em;
  color: var(--indigo-950);
}

.page-contact .c-channel--hours h3 {
  color: var(--charcoal);
}

.page-contact .c-channel--hours p {
  color: var(--c-ink-soft);
}

.page-contact .c-channel__link {
  align-self: flex-start;
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: 0.02em;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 179, 61, 0.42);
  overflow-wrap: anywhere;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

/* ---------- 图文与清单 ---------- */
.page-contact .c-channels__media {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: center;
  margin-top: clamp(26px, 4vw, 46px);
}

.page-contact .c-figure {
  margin: 0;
}

.page-contact .c-figure__frame {
  border: 1px solid var(--line-strong);
  overflow: hidden;
}

.page-contact .c-figure__frame--cool {
  background: var(--cool-white);
}

.page-contact .c-figure__frame--warm {
  background: var(--warm-gray);
}

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

.page-contact .c-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .zone--paper .c-figure figcaption,
.page-contact .zone--cool .c-figure figcaption {
  color: rgba(23, 28, 38, 0.58);
}

.page-contact .c-channels__tips .eyebrow {
  margin-bottom: 16px;
}

.page-contact .c-checklist {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .c-checklist li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .c-checklist__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--celadon);
}

/* ---------- 四类分派 ---------- */
.page-contact .c-routing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .c-routes {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--charcoal);
}

.page-contact .c-route {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--c-line-dark);
  transition: background-color 0.18s ease, padding-left 0.18s ease;
}

.page-contact .c-route:hover {
  padding-left: 12px;
  background: var(--cool-white);
}

.page-contact .c-route__no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--celadon-deep);
}

.page-contact .c-route h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--charcoal);
}

.page-contact .c-route__flag {
  padding: 3px 8px;
  border: 1px solid var(--celadon-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--celadon-deep);
}

.page-contact .c-route p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-ink-soft);
}

.page-contact .c-route .c-route__meta {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(23, 28, 38, 0.56);
}

.page-contact .c-routing__note {
  margin: 18px 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.page-contact .c-routing__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--celadon-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon-deep);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-contact .c-routing__link:hover,
.page-contact .c-routing__link:focus-visible {
  color: var(--charcoal);
  border-bottom-color: var(--charcoal);
}

/* ---------- 标题模板 ---------- */
.page-contact .c-templates__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .c-code {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--c-pad);
  border: 2px solid var(--line-strong);
  background: rgba(7, 19, 38, 0.8);
}

.page-contact .c-code__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .c-code__line {
  margin: 0;
  padding: 12px 14px;
  border-left: 3px solid var(--celadon);
  background: rgba(70, 201, 174, 0.09);
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.7vw, 15.5px);
  line-height: 1.75;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-code__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .c-code__cta {
  align-self: flex-start;
  margin-top: auto;
  padding: 11px 18px;
  background: var(--amber);
  box-shadow: 5px 5px 0 rgba(7, 19, 38, 0.62);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--indigo-950);
  text-decoration: none;
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.page-contact .c-code__cta:hover,
.page-contact .c-code__cta:focus-visible {
  background: var(--amber-soft);
  transform: translate(-2px, -2px);
}

/* ---------- 响应节奏 ---------- */
.page-contact .c-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 30px);
}

.page-contact .c-step {
  position: relative;
  padding-top: 22px;
  border-top: 2px solid var(--c-line-dark);
}

.page-contact .c-step::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  width: 14px;
  height: 14px;
  background: var(--celadon-deep);
}

.page-contact .c-step__no {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--celadon-deep);
}

.page-contact .c-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--charcoal);
}

.page-contact .c-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-ink-soft);
}

/* ---------- 地址与备案 ---------- */
.page-contact .c-address__panel {
  border: 2px solid var(--line-strong);
  background: rgba(7, 19, 38, 0.55);
}

.page-contact .c-address__row {
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 22px) var(--c-pad);
  border-top: 1px solid var(--line);
}

.page-contact .c-address__row:first-child {
  border-top: 0;
}

.page-contact .c-address__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .c-address__val {
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-address__val a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

.page-contact .c-address__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .c-address__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 22px;
}

.page-contact .c-address__links a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--celadon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-contact .c-address__links a:hover,
.page-contact .c-address__links a:focus-visible {
  color: var(--celadon-deep);
  border-bottom-color: var(--celadon-deep);
}

/* ---------- 自适应 ---------- */
@media (min-width: 760px) {
  .page-contact .c-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .c-address__row {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .c-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-contact .c-channels__media {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-contact .c-templates__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-contact .c-routing__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .c-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .c-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .c-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-channel,
  .page-contact .c-channel__link,
  .page-contact .c-route,
  .page-contact .c-code__cta,
  .page-contact .c-address__links a {
    transition: none;
  }

  .page-contact .c-channel:hover,
  .page-contact .c-code__cta:hover,
  .page-contact .c-code__cta:focus-visible {
    transform: none;
  }
}
<<<END>>>