.page-contact {
  --pc-line: 2px solid #12224A;
  --pc-gold-line: 2px solid var(--gold-line);
  --pc-glow-gold: 0 0 42px rgba(240, 206, 142, .12);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding-top: 18px;
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -120px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 91, 255, .30), rgba(47, 91, 255, 0) 68%);
  pointer-events: none;
}

.page-contact .pc-hero__head {
  position: relative;
  padding: 26px 0 38px;
}

.page-contact .pc-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.12;
  font-size: 32px;
  color: var(--ice);
  margin: 14px 0 18px;
}

.page-contact .pc-hero__lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 62ch;
  margin: 0;
}

.page-contact .pc-hero__quick {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-hero__quick li {
  border-left: 2px solid var(--gold-line);
  padding-left: 14px;
  display: grid;
  gap: 2px;
}

.page-contact .pc-hero__quick-k {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-contact .pc-hero__quick-v {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 17px;
  color: var(--ice);
}

.page-contact .pc-hero__figure {
  position: relative;
  margin: 0;
  border-top: 2px solid var(--gold-line);
  border-bottom: 2px solid var(--gold-line);
  background: var(--ink);
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-contact .pc-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 10, 24, 0) 42%, rgba(5, 10, 24, .88) 100%);
  pointer-events: none;
}

/* ---------- 通用区块头 ---------- */
.page-contact .pc-head {
  margin-bottom: 34px;
}

.page-contact .pc-head__note {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 三条路径 ---------- */
.page-contact .pc-routes__grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-contact .pc-route {
  background: var(--panel);
  border: var(--pc-line);
  border-radius: var(--radius);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .pc-route h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.01em;
  font-size: 22px;
  line-height: 1.15;
  color: var(--ice);
  margin: 0;
}

.page-contact .pc-route p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .pc-route--primary {
  border: var(--pc-gold-line);
  background: linear-gradient(158deg, #12224A 0%, #0B1428 62%);
  box-shadow: var(--hard-shadow), var(--pc-glow-gold);
}

.page-contact .pc-route--primary p {
  color: var(--ice);
}

.page-contact .pc-route__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .pc-route__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 7px;
  background: var(--jade);
  box-shadow: 0 0 10px rgba(35, 209, 139, .6);
}

.page-contact .pc-route__contact {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  color: var(--gold);
  word-break: break-word;
  overflow-wrap: anywhere;
  border-top: 1px solid #1D2E55;
  border-bottom: 1px solid #1D2E55;
  padding: 12px 0;
}

.page-contact .pc-route__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .pc-route .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ---------- 工单流程 ---------- */
.page-contact .pc-flow {
  position: relative;
}

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

.page-contact .pc-step {
  position: relative;
}

.page-contact .pc-step details {
  background: var(--panel);
  border: var(--pc-line);
  border-radius: var(--radius);
  padding: 16px 18px;
  height: 100%;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-contact .pc-step details[open] {
  border-color: var(--gold-line);
  box-shadow: 0 0 0 1px rgba(240, 206, 142, .16);
}

.page-contact .pc-step summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
}

.page-contact .pc-step summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-step summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-contact .pc-step__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 13px;
  color: var(--gold);
  border: 2px solid var(--gold-line);
  border-radius: var(--radius);
  background: var(--ink);
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
}

.page-contact .pc-step__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
  letter-spacing: -.01em;
  color: var(--ice);
  line-height: 1.3;
}

.page-contact .pc-step__more {
  font-size: 12px;
  color: var(--jade);
}

.page-contact .pc-step details[open] .pc-step__more {
  color: var(--mist);
}

.page-contact .pc-step__body {
  padding: 12px 0 2px 48px;
}

.page-contact .pc-step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-flow__figure {
  margin: 30px 0 0;
  border: var(--pc-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.page-contact .pc-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .pc-flow__figure figcaption {
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  border-top: 1px solid #1D2E55;
}

/* ---------- 工单分类 ---------- */
.page-contact .pc-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-contact .pc-cat {
  background: var(--panel);
  border: var(--pc-line);
  border-left: 4px solid var(--jade-deep);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  display: grid;
  gap: 8px;
  align-content: start;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}

.page-contact .pc-cat:hover,
.page-contact .pc-cat:focus-within {
  border-color: var(--gold-line);
  border-left-color: var(--jade);
  box-shadow: var(--hard-shadow);
  transform: translateY(-2px);
}

.page-contact .pc-cat:focus {
  outline: none;
}

.page-contact .pc-cat:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-contact .pc-cat__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-line);
}

.page-contact .pc-cat__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--ice);
}

.page-contact .pc-cat__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-cat__need {
  margin: 2px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ice);
  max-height: none;
  opacity: 1;
  overflow: visible;
  transition: max-height .28s ease, opacity .28s ease;
}

.page-contact .pc-cat__tag {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
}

.page-contact .pc-cats__foot {
  margin: 26px 0 0;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-cats__foot a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-cats__foot a:hover {
  color: var(--gold);
}

/* ---------- 值守安排 ---------- */
.page-contact .pc-hours__panel {
  border: var(--pc-gold-line);
  border-radius: var(--radius);
  background:
    radial-gradient(600px 240px at 12% 0%, rgba(35, 209, 139, .14), rgba(35, 209, 139, 0) 70%),
    linear-gradient(160deg, #12224A 0%, #0B1428 58%, #050A18 100%);
  box-shadow: var(--hard-shadow);
  padding: 30px 22px;
  display: grid;
  gap: 30px;
}

.page-contact .pc-hours__main p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ice);
  max-width: 56ch;
}

.page-contact .pc-hours__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-hours__stats li {
  padding: 16px 0;
  border-top: 2px solid rgba(169, 136, 76, .45);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 6px;
}

.page-contact .pc-hours__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 32px;
  line-height: 1;
  color: var(--gold);
}

.page-contact .pc-hours__unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mist);
}

.page-contact .pc-hours__stats p {
  flex: 1 0 100%;
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 函件与备案 ---------- */
.page-contact .pc-office__inner {
  max-width: 680px;
  border-left: 2px solid var(--gold-line);
  padding-left: 20px;
}

.page-contact .pc-office__lead {
  margin: 14px 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-office__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-office__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid #1D2E55;
}

.page-contact .pc-office__key {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-contact .pc-office__val {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ice);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .pc-office__note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .pc-office__note a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .pc-office__note a:hover {
  color: var(--gold);
}

/* ---------- 中屏 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-hero h1 {
    font-size: 42px;
  }

  .page-contact .pc-hero__quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

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

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

  .page-contact .pc-hours__stats li:nth-child(2) {
    border-top-width: 2px;
  }

  .page-contact .pc-hours__panel {
    padding: 38px 32px;
  }

  .page-contact .pc-office__row {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .pc-hero {
    padding-top: 26px;
  }

  .page-contact .pc-hero__head {
    padding: 34px 0 52px;
    max-width: 78%;
  }

  .page-contact .pc-hero h1 {
    font-size: 56px;
  }

  .page-contact .pc-hero__lead {
    font-size: 17px;
  }

  .page-contact .pc-hero__figure img {
    aspect-ratio: 5 / 2;
  }

  .page-contact .pc-routes__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 22px;
    align-items: stretch;
  }

  .page-contact .pc-route {
    padding: 28px 24px;
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .pc-step:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 26px;
    right: -16px;
    font-size: 16px;
    color: var(--gold-line);
    z-index: 2;
  }

  .page-contact .pc-step details {
    padding: 20px 18px;
  }

  .page-contact .pc-step summary {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 10px;
  }

  .page-contact .pc-step__name {
    padding-top: 8px;
  }

  .page-contact .pc-step__more {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .page-contact .pc-step__body {
    padding: 12px 0 2px 0;
  }

  .page-contact .pc-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .pc-cat__need {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
  }

  .page-contact .pc-cat:hover .pc-cat__need,
  .page-contact .pc-cat:focus .pc-cat__need,
  .page-contact .pc-cat:focus-within .pc-cat__need {
    max-height: 8em;
    opacity: 1;
  }

  .page-contact .pc-hours__panel {
    grid-template-columns: 1.25fr 1fr;
    gap: 48px;
    align-items: start;
    padding: 46px 44px;
  }

  .page-contact .pc-hours__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 28px;
  }

  .page-contact .pc-hours__num {
    font-size: 38px;
  }

  .page-contact .pc-office__inner {
    padding-left: 28px;
  }
}

@media (min-width: 1200px) {
  .page-contact .pc-hero__head {
    max-width: 70%;
  }

  .page-contact .pc-hero h1 {
    font-size: 64px;
  }
}

/* ---------- 降低动态 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-cat,
  .page-contact .pc-step details,
  .page-contact .pc-cat__need {
    transition: none;
  }

  .page-contact .pc-cat:hover,
  .page-contact .pc-cat:focus-within {
    transform: none;
  }
}
<<<END>>>