.page-contact {
  --pc-gap: clamp(16px, 2.6vw, 28px);
  --pc-hair: #1C2740;
  background:
    radial-gradient(900px 460px at 88% -10%, rgba(139, 92, 246, .20), transparent 62%),
    radial-gradient(760px 420px at 4% 10%, rgba(34, 211, 238, .10), transparent 66%),
    var(--void);
  color: var(--white);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.012em;
  margin: 0;
  color: var(--white);
}

.page-contact p {
  margin: 0;
}

.page-contact .pc-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact h2 {
  font-size: clamp(22px, 3.2vw, 34px);
  margin-top: 10px;
}

.page-contact .pc-crumb {
  padding-top: clamp(14px, 2.4vw, 26px);
}

.page-contact .breadcrumb {
  font-size: 12px;
  letter-spacing: .04em;
}

/* ---------- HERO ---------- */
.page-contact .pc-hero {
  padding-top: clamp(16px, 3vw, 30px);
}

.page-contact .pc-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 11px 16px;
  border: 1px solid var(--pc-hair);
  border-left: 2px solid var(--sync);
  background: linear-gradient(90deg, rgba(52, 211, 153, .12), rgba(14, 21, 38, .6) 60%, transparent);
  font-size: 12px;
  color: var(--slate);
}

.page-contact .pc-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sync);
  box-shadow: 0 0 0 3px rgba(52, 211, 153, .18);
  flex: 0 0 auto;
}

.page-contact .pc-status__label {
  color: var(--white);
  font-weight: 600;
  letter-spacing: .06em;
}

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

.page-contact .pc-status__note {
  flex-basis: 100%;
  line-height: 1.7;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.4vw, 42px);
}

.page-contact .pc-hero h1 {
  font-size: clamp(30px, 5.2vw, 56px);
  margin-top: 12px;
  max-width: 18ch;
}

.page-contact .pc-lede {
  margin-top: 16px;
  max-width: 56ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .pc-hero__side {
  position: relative;
  padding: 22px 22px 20px;
  background: linear-gradient(168deg, rgba(14, 21, 38, .96), rgba(7, 10, 18, .98));
  box-shadow: inset 0 0 0 1px var(--pc-hair);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-contact .pc-side__label {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--violet);
}

.page-contact .pc-side__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .pc-side__list li {
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-side__list li:first-child {
  border-top: 0;
}

.page-contact .pc-side__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 2px;
  color: var(--white);
  text-decoration: none;
  font-size: 14px;
  transition: color .2s ease, padding-left .2s ease;
}

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

.page-contact .pc-side__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--violet);
  flex: 0 0 auto;
}

.page-contact .pc-side__note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--pc-hair);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 通用区块间距 ---------- */
.page-contact .pc-block {
  padding-top: clamp(44px, 7vw, 88px);
}

/* ---------- 联络渠道 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 20px;
  background: linear-gradient(158deg, rgba(28, 39, 64, .88), rgba(14, 21, 38, .96));
  box-shadow: inset 0 0 0 1px var(--pc-hair);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: transform .24s ease, box-shadow .24s ease;
}

.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 22px;
  width: 44px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .pc-channel:nth-child(2)::before {
  background: var(--violet);
}

.page-contact .pc-channel:nth-child(3)::before {
  background: var(--ember);
}

.page-contact .pc-channel__term {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-contact .pc-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.5;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .pc-copy {
  margin-top: auto;
  align-self: flex-start;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
  background: rgba(34, 211, 238, .07);
  border: 1px solid rgba(34, 211, 238, .36);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-contact .pc-copy:hover,
.page-contact .pc-copy:focus-visible {
  background: var(--sync);
  border-color: var(--sync);
  color: var(--void);
}

/* ---------- 坐标与材料 ---------- */
.page-contact .pc-board__grid {
  display: grid;
  gap: clamp(28px, 4vw, 40px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .pc-mapfig {
  margin: clamp(18px, 2.4vw, 24px) 0 0;
}

.page-contact .pc-coords {
  list-style: none;
  margin: 16px 0 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--pc-hair);
}

.page-contact .pc-coords li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 11px 14px;
  background: var(--console);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-contact .pc-coords b {
  color: var(--cyan);
  font-weight: 500;
}

.page-contact .pc-board__right h2 {
  margin-bottom: 20px;
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .pc-checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(14, 21, 38, .72);
  border-left: 2px solid var(--pc-hair);
  transition: border-color .2s ease, background .2s ease;
}

.page-contact .pc-checklist__item:hover {
  border-left-color: var(--cyan);
  background: rgba(14, 21, 38, .95);
}

.page-contact .pc-checklist__box {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin: 3px 0 0;
  border: 1px solid var(--line);
  background: var(--void);
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}

.page-contact .pc-checklist__box:checked {
  background: var(--sync);
  border-color: var(--sync);
}

.page-contact .pc-checklist__box:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .pc-checklist__label {
  display: grid;
  gap: 4px;
  cursor: pointer;
}

.page-contact .pc-checklist__title {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .pc-checklist__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-contact .pc-board__hint {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 2px solid var(--ember);
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 流程双栏 ---------- */
.page-contact .pc-flow__grid {
  display: grid;
  gap: clamp(32px, 5vw, 64px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--pc-hair);
}

.page-contact .pc-steps__item {
  display: flex;
  gap: 16px;
  padding: 18px;
  background: var(--void);
  transition: background .2s ease;
}

.page-contact .pc-steps__item:hover {
  background: rgba(14, 21, 38, .92);
}

.page-contact .pc-steps__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--violet);
  padding-top: 3px;
  flex: 0 0 auto;
}

.page-contact .pc-steps__title {
  font-size: 16px;
  margin-bottom: 6px;
}

.page-contact .pc-steps__text {
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .pc-flow__cta {
  margin-top: 22px;
}

.page-contact .pc-flow__col--alt .pc-kicker {
  color: var(--violet);
}

.page-contact .pc-info__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .pc-info__list li {
  position: relative;
  padding-left: 16px;
  border-left: 1px solid var(--pc-hair);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .pc-info__list li::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 6px;
  width: 2px;
  height: 14px;
  background: var(--cyan);
}

.page-contact .pc-info__list b {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

/* ---------- 站点信息 ---------- */
.page-contact .pc-site__panel {
  position: relative;
  overflow: hidden;
  margin-top: clamp(20px, 3vw, 32px);
  padding: clamp(24px, 3.6vw, 42px);
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  background: linear-gradient(120deg, rgba(14, 21, 38, .96), rgba(7, 10, 18, .99));
  box-shadow: inset 0 0 0 1px var(--pc-hair);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-contact .pc-site__panel::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(139, 92, 246, .3), transparent 68%);
  pointer-events: none;
}

.page-contact .pc-site__text {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .pc-site__links {
  position: relative;
  z-index: 1;
  margin-top: 22px;
}

.page-contact .pc-site__meta {
  position: relative;
  z-index: 1;
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-site__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pc-hair);
  font-size: 13px;
}

.page-contact .pc-site__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-site__row dt {
  flex: 0 0 auto;
  color: var(--slate);
}

.page-contact .pc-site__row dd {
  margin: 0;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .pc-site__anchor {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, .4);
}

.page-contact .pc-site__anchor:hover,
.page-contact .pc-site__anchor:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .pc-status__note {
    flex-basis: auto;
    margin-left: auto;
    max-width: 46ch;
    text-align: right;
  }

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

  .page-contact .pc-site__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 24px;
  }

  .page-contact .pc-site__row:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--pc-hair);
  }
}

@media (min-width: 980px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-contact .pc-board__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 4.6vw, 64px);
    align-items: start;
  }

  .page-contact .pc-flow__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-contact .pc-site__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-contact .pc-site__row {
    padding-bottom: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-copy,
  .page-contact .pc-side__list a,
  .page-contact .pc-steps__item,
  .page-contact .pc-checklist__item,
  .page-contact .pc-checklist__box {
    transition: none;
  }

  .page-contact .pc-channel:hover {
    transform: none;
  }
}
<<<END>>>