.page-contact {
  --pc-hair: rgba(143, 163, 160, .28);
  --pc-hair-soft: rgba(143, 163, 160, .13);
  --pc-glow: rgba(34, 245, 200, .07);
  --pc-grid: rgba(143, 163, 160, .06);
  color: var(--bone);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb {
  display: flex;
  align-items: center;
  padding: 18px 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--grey);
}
.page-contact .pc-crumb a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.page-contact .pc-crumb a:hover,
.page-contact .pc-crumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  outline: none;
}
.page-contact .pc-crumb i {
  font-style: normal;
  padding: 0 8px;
  color: var(--grey);
}
.page-contact .pc-crumb [aria-current="page"] {
  color: var(--bone);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-intro {
  position: relative;
  overflow: hidden;
  padding: clamp(16px, 3vw, 34px) 0 clamp(30px, 5vw, 58px);
  border-bottom: 1px solid var(--pc-hair);
}
.page-contact .pc-intro::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--pc-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pc-grid) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.page-contact .pc-intro::after {
  content: "";
  position: absolute;
  top: -160px;
  right: -180px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, var(--pc-glow) 0%, rgba(7, 30, 24, 0) 68%);
  pointer-events: none;
}
.page-contact .pc-intro__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}
.page-contact .pc-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}
.page-contact .pc-title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(36px, 8vw, 68px);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--bone);
}
.page-contact .pc-title em {
  font-style: normal;
  color: var(--cyan);
  box-shadow: inset 0 -8px 0 rgba(34, 245, 200, .16);
}
.page-contact .pc-lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(244, 241, 232, .82);
}
.page-contact .pc-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pc-hair);
}
.page-contact .pc-fact {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  grid-template-areas:
    "num key"
    "num val";
  gap: 3px 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--pc-hair);
}
.page-contact .pc-fact__num {
  grid-area: num;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}
.page-contact .pc-fact__key {
  grid-area: key;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--grey);
}
.page-contact .pc-fact__val {
  grid-area: val;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--bone);
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-channels,
.page-contact .pc-scope,
.page-contact .pc-prep,
.page-contact .pc-place,
.page-contact .pc-help {
  padding: clamp(38px, 5.5vw, 74px) 0;
}
.page-contact .pc-coord {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--grey);
}
.page-contact .pc-coord--onband {
  color: var(--cyan);
}
.page-contact .pc-h2 {
  margin: 0;
  max-width: 26ch;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--bone);
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 40px);
  margin-top: clamp(20px, 3vw, 32px);
}
.page-contact .pc-channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pc-hair);
}
.page-contact .pc-channel {
  position: relative;
  padding: clamp(16px, 2.4vw, 24px) 0 clamp(18px, 2.4vw, 26px) 22px;
  border-bottom: 1px solid var(--pc-hair);
  transition: background-color .2s ease;
}
.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: var(--cyan);
  transform: scaleY(0);
  transition: transform .2s ease;
}
.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  background-color: var(--pc-glow);
}
.page-contact .pc-channel:hover::before,
.page-contact .pc-channel:focus-within::before {
  transform: scaleY(1);
}
.page-contact .pc-channel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  margin-bottom: 10px;
}
.page-contact .pc-channel__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}
.page-contact .pc-channel__name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(18px, 2.3vw, 23px);
  letter-spacing: .02em;
  color: var(--bone);
}
.page-contact .pc-channel__tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  padding: 2px 8px;
  border: 1px solid currentColor;
  color: var(--grey);
}
.page-contact .pc-channel__tag--live {
  color: var(--cyan);
}
.page-contact .pc-channel__tag--hot {
  color: var(--orange);
}
.page-contact .pc-channel__value {
  margin: 0 0 9px;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.7vw, 26px);
  line-height: 1.32;
  letter-spacing: .005em;
  color: var(--cyan);
  word-break: break-word;
  -webkit-user-select: all;
  user-select: all;
  cursor: text;
}
.page-contact .pc-channel__value--addr {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: clamp(17px, 2.2vw, 22px);
  color: var(--bone);
}
.page-contact .pc-channel__note {
  margin: 0;
  max-width: 48ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- 图片容器 ---------- */
.page-contact .pc-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--pc-hair);
  background: var(--ink-800);
}
.page-contact .pc-visual::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 58px;
  height: 2px;
  background: var(--orange);
}
.page-contact .pc-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-contact .pc-visual__cap {
  padding: 12px 15px;
  border-top: 1px solid var(--pc-hair);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--grey);
}

/* ---------- 咨询类型 ---------- */
.page-contact .pc-scope-lead {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--grey);
}
.page-contact .pc-scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: clamp(20px, 3vw, 32px);
}
.page-contact .pc-scope-card {
  background: var(--ink-800);
  border: 1px solid var(--pc-hair);
  border-top: 2px solid var(--cyan);
  padding: clamp(18px, 2.5vw, 28px);
}
.page-contact .pc-scope-card:last-child {
  border-top-color: var(--orange);
}
.page-contact .pc-scope-card__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: .02em;
  color: var(--bone);
}
.page-contact .pc-scope-card__title span {
  flex: none;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--ink-900);
  background: var(--cyan);
}
.page-contact .pc-scope-card:last-child .pc-scope-card__title span {
  background: var(--orange);
}
.page-contact .pc-scope-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .pc-scope-card__list li {
  position: relative;
  padding: 0 0 12px 18px;
  border-bottom: 1px solid var(--pc-hair-soft);
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(244, 241, 232, .82);
}
.page-contact .pc-scope-card__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-contact .pc-scope-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}
.page-contact .pc-scope-card:last-child .pc-scope-card__list li::before {
  background: var(--orange);
}
.page-contact .pc-scope-card__list strong {
  margin-right: 6px;
  font-weight: 700;
  color: var(--bone);
}

/* ---------- 沟通准备 ---------- */
.page-contact .pc-prep-band {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 42px);
  background: var(--ink-700);
  border: 1px solid var(--pc-hair);
}
.page-contact .pc-prep-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(34, 245, 200, .06) 0 1px,
    transparent 1px 96px
  );
  pointer-events: none;
}
.page-contact .pc-prep-band > * {
  position: relative;
  z-index: 1;
}
.page-contact .pc-prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(20px, 3vw, 32px);
}
.page-contact .pc-prep-item {
  padding-top: 14px;
  border-top: 1px solid rgba(34, 245, 200, .34);
}
.page-contact .pc-prep-item__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: .06em;
  color: var(--cyan);
}
.page-contact .pc-prep-item h3 {
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--bone);
}
.page-contact .pc-prep-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244, 241, 232, .78);
}
.page-contact .pc-prep-foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pc-hair);
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--grey);
}

/* ---------- 联系地址 ---------- */
.page-contact .pc-place-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
}
.page-contact .pc-place-addr {
  margin: 8px 0 16px;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.28;
  letter-spacing: .01em;
  color: var(--bone);
}
.page-contact .pc-place-note {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 241, 232, .8);
}
.page-contact .pc-place-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}
.page-contact .pc-place-meta > div {
  padding-top: 10px;
  border-top: 1px solid var(--pc-hair);
}
.page-contact .pc-place-meta dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--grey);
}
.page-contact .pc-place-meta dd {
  margin: 5px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--bone);
}

/* ---------- 自助入口 ---------- */
.page-contact .pc-help-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(22px, 3.2vw, 40px);
  background: linear-gradient(120deg, var(--ink-800) 0%, var(--ink-700) 100%);
  border: 1px solid var(--pc-hair);
  border-left: 3px solid var(--orange);
}
.page-contact .pc-help-text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 241, 232, .82);
}
.page-contact .pc-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: center;
}
.page-contact .pc-btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;
  border: 1px solid var(--orange);
  color: var(--orange);
  background: transparent;
  transition: background-color .2s ease, color .2s ease;
}
.page-contact .pc-btn:hover,
.page-contact .pc-btn:focus-visible {
  background: var(--orange);
  color: var(--ink-900);
  outline: none;
}
.page-contact .pc-btn--ghost {
  border-color: rgba(143, 163, 160, .5);
  color: var(--bone);
}
.page-contact .pc-btn--ghost:hover,
.page-contact .pc-btn--ghost:focus-visible {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-scope-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-prep-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-place-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .pc-intro__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr);
    align-items: end;
  }
  .page-contact .pc-place-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-channels__layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .pc-prep-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .pc-help-panel {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
  }
}

@media (max-width: 420px) {
  .page-contact .pc-channel {
    padding-left: 16px;
  }
  .page-contact .pc-channel__value {
    font-size: 15px;
    letter-spacing: 0;
  }
  .page-contact .pc-channel__value--addr {
    font-size: 16px;
  }
}
<<<END>>>