.page-contact {
  --pc-line: rgba(159, 179, 191, 0.22);
  --pc-cyan-soft: rgba(61, 242, 208, 0.12);
  --pc-orange-soft: rgba(255, 138, 61, 0.14);
  background: var(--ink-900);
  color: var(--paper-050);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-contact .pc-shell {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-bottom: 26px;
}
.page-contact .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;
  color: var(--slate-400);
}
.page-contact .breadcrumb__link {
  color: var(--slate-400);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--cyan-400);
}
.page-contact .breadcrumb__sep {
  color: var(--ink-700);
}
.page-contact .breadcrumb__item span[aria-current="page"] {
  color: var(--paper-050);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-block: 26px 52px;
  background:
    radial-gradient(120% 90% at 88% 0%, var(--pc-cyan-soft), transparent 62%),
    var(--ink-900);
  overflow: hidden;
}
.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(61, 242, 208, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(61, 242, 208, 0.055) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.page-contact .pc-hero .pc-shell {
  position: relative;
  z-index: 1;
}
.page-contact .pc-hero__grid {
  display: grid;
  gap: 30px;
}
.page-contact .section-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan-400);
}
.page-contact .pc-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 38px;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}
.page-contact .pc-hero__desc {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 16px;
  color: var(--paper-200);
}
.page-contact .pc-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-contact .tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid rgba(61, 242, 208, 0.34);
  border-radius: var(--radius-pill);
  background: var(--pc-cyan-soft);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.page-contact .pc-hero__visual {
  margin: 0;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}
.page-contact .pc-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 三条通道 + 准备清单 ---------- */
.page-contact .pc-channels {
  padding-block: 56px;
  background: var(--ink-800);
  border-block: 1px solid var(--ink-700);
}
.page-contact .pc-channels__grid {
  display: grid;
  gap: 30px;
}
.page-contact .pc-section-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 27px;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}
.page-contact .pc-section-sub {
  margin: 0 0 26px;
  max-width: 52ch;
  font-size: 15.5px;
  color: var(--slate-400);
}
.page-contact .pc-channel-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .pc-channel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 16px;
  padding: 20px;
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-lg);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}
.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  border-color: rgba(61, 242, 208, 0.55);
}
.page-contact .pc-channel__no {
  grid-row: 1 / span 3;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange-400);
  letter-spacing: 0.06em;
}
.page-contact .pc-channel__name {
  grid-column: 2;
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--paper-050);
}
.page-contact .pc-channel__value {
  grid-column: 2;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--cyan-400);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.page-contact a.pc-channel__value:hover,
.page-contact a.pc-channel__value:focus-visible {
  color: var(--orange-400);
  text-decoration: underline;
}
.page-contact .pc-channel__note {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--slate-400);
}

.page-contact .pc-checklist {
  padding: 26px 22px;
  border: 1px solid rgba(61, 242, 208, 0.26);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(140% 120% at 100% 0%, var(--pc-orange-soft), transparent 58%),
    linear-gradient(160deg, rgba(61, 242, 208, 0.1), rgba(7, 19, 32, 0.6));
}
.page-contact .pc-checklist__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange-400);
}
.page-contact .pc-checklist__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.page-contact .pc-checklist__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .pc-checklist__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pc-line);
}
.page-contact .pc-checklist__item:last-of-type {
  padding-bottom: 0;
  border-bottom: none;
}
.page-contact .pc-checklist__mark {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(61, 242, 208, 0.5);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--cyan-400);
}
.page-contact .pc-checklist__item strong {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper-050);
}
.page-contact .pc-checklist__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--paper-200);
}
.page-contact .pc-checklist__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-line);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--slate-400);
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours {
  padding-block: 60px;
}
.page-contact .pc-hours__grid {
  display: grid;
  gap: 30px;
}
.page-contact .pc-hours__text {
  margin: 0;
  max-width: 50ch;
  font-size: 15.5px;
  color: var(--paper-200);
}
.page-contact .pc-hours__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 26px 0 0;
}
.page-contact .pc-hours__stats > div {
  padding-left: 14px;
  border-left: 2px solid var(--ink-700);
}
.page-contact .pc-hours__stats dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate-400);
}
.page-contact .pc-hours__stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--cyan-400);
}
.page-contact .pc-hours__stats > div:nth-child(2) dd {
  color: var(--orange-400);
}
.page-contact .pc-hours__visual {
  margin: 0;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--ink-800);
}
.page-contact .pc-hours__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .pc-hours__caption {
  padding: 12px 18px;
  border-top: 1px solid var(--ink-700);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--slate-400);
}

/* ---------- 客服 BB 能办的三件事 ---------- */
.page-contact .pc-scope {
  padding-block: 56px;
  background: var(--ink-800);
  border-block: 1px solid var(--ink-700);
}
.page-contact .pc-scope__head {
  margin-bottom: 22px;
}
.page-contact .pc-scope__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .pc-scope__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 24px 0;
  border-top: 1px solid var(--ink-700);
}
.page-contact .pc-scope__item:last-child {
  border-bottom: 1px solid var(--ink-700);
}
.page-contact .index-number {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink-700);
  letter-spacing: -0.03em;
}
.page-contact .pc-scope__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--paper-050);
}
.page-contact .pc-scope__body p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 15px;
  color: var(--slate-400);
}
.page-contact .pc-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-contact .pc-link-arrow:hover,
.page-contact .pc-link-arrow:focus-visible {
  color: var(--orange-400);
  border-bottom-color: var(--orange-400);
}

/* ---------- 地址与服务范围 ---------- */
.page-contact .pc-reach {
  padding-block: 52px;
}
.page-contact .pc-reach__bar {
  display: grid;
  gap: 22px;
  padding: 26px 22px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(130% 150% at 0% 0%, var(--pc-orange-soft), transparent 55%),
    var(--ink-800);
}
.page-contact .pc-reach__addr-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--paper-050);
  overflow-wrap: anywhere;
}
.page-contact .pc-reach__addr-note {
  margin: 0;
  max-width: 44ch;
  font-size: 14px;
  color: var(--slate-400);
}
.page-contact .pc-reach__facts {
  display: grid;
  gap: 18px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--ink-700);
}
.page-contact .pc-reach__facts dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate-400);
}
.page-contact .pc-reach__facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--paper-200);
}

/* ---------- 常见问答 ---------- */
.page-contact .pc-faq {
  padding-block: 56px;
  background: var(--ink-800);
  border-top: 1px solid var(--ink-700);
}
.page-contact .pc-faq__grid {
  display: grid;
  gap: 28px;
}
.page-contact .pc-faq__text {
  margin: 0 0 16px;
  max-width: 34ch;
  font-size: 15px;
  color: var(--slate-400);
}
.page-contact .accordion {
  display: grid;
  gap: 12px;
}
.page-contact .accordion__item {
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  overflow: hidden;
  transition: border-color 0.22s var(--ease);
}
.page-contact .accordion__item[data-open="true"] {
  border-color: rgba(61, 242, 208, 0.5);
}
.page-contact .accordion__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}
.page-contact .accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: var(--paper-050);
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}
.page-contact .accordion__trigger:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
}
.page-contact .accordion__icon {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
}
.page-contact .accordion__icon::before,
.page-contact .accordion__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan-400);
  transition: transform 0.22s var(--ease);
}
.page-contact .accordion__icon::after {
  transform: rotate(90deg);
}
.page-contact .accordion__item[data-open="true"] .accordion__icon::after {
  transform: rotate(0deg);
}
.page-contact .accordion__panel {
  display: none;
  border-top: 1px solid var(--ink-700);
}
.page-contact .accordion__item[data-open="true"] .accordion__panel {
  display: block;
}
.page-contact .accordion__inner {
  padding: 16px 18px 18px;
}
.page-contact .accordion__inner p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--slate-400);
}

/* ---------- 隐私与使用说明 ---------- */
.page-contact .pc-legal-note {
  padding-block: 44px 56px;
}
.page-contact .pc-legal-note__bar {
  display: grid;
  gap: 12px;
  padding: 24px 22px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
}
.page-contact .pc-legal-note__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--paper-050);
}
.page-contact .pc-legal-note__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-400);
}
.page-contact .pc-legal-note__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-top: 4px;
}

/* ---------- 显现动画 ---------- */
.page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.page-contact [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-shell {
    padding-inline: 32px;
  }
  .page-contact .pc-hero {
    padding-block: 36px 68px;
  }
  .page-contact .pc-hero__title {
    font-size: 48px;
  }
  .page-contact .pc-hero__desc {
    font-size: 17px;
  }
  .page-contact .pc-section-title {
    font-size: 32px;
  }
  .page-contact .pc-channel {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 24px 26px;
    gap: 4px 20px;
  }
  .page-contact .pc-channel__name {
    font-size: 21px;
  }
  .page-contact .pc-channel__value {
    font-size: 17px;
  }
  .page-contact .pc-hours__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .pc-checklist {
    padding: 30px 28px;
  }
  .page-contact .pc-reach__bar {
    padding: 32px 30px;
  }
  .page-contact .pc-reach__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-contact .pc-faq__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.35fr);
    gap: 40px;
    align-items: start;
  }
  .page-contact .pc-legal-note__links {
    gap: 24px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-contact .pc-hero {
    padding-block: 44px 84px;
  }
  .page-contact .pc-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: 48px;
  }
  .page-contact .pc-hero__title {
    font-size: 56px;
    line-height: 1.08;
  }
  .page-contact .pc-channels {
    padding-block: 76px;
  }
  .page-contact .pc-channels__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: start;
  }
  .page-contact .pc-hours {
    padding-block: 84px;
  }
  .page-contact .pc-hours__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 56px;
  }
  .page-contact .pc-scope {
    padding-block: 72px;
  }
  .page-contact .pc-scope__item {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 24px;
    padding: 28px 0;
  }
  .page-contact .index-number {
    font-size: 30px;
  }
  .page-contact .pc-reach {
    padding-block: 64px;
  }
  .page-contact .pc-reach__bar {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.5fr);
    align-items: center;
    gap: 44px;
    padding: 36px 34px;
  }
  .page-contact .pc-reach__facts {
    padding-top: 0;
    border-top: none;
    padding-left: 36px;
    border-left: 1px solid var(--ink-700);
  }
  .page-contact .pc-faq {
    padding-block: 72px;
  }
  .page-contact .pc-legal-note {
    padding-block: 52px 72px;
  }
  .page-contact .pc-legal-note__bar {
    grid-template-columns: minmax(0, auto) minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 24px 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-contact .pc-channel,
  .page-contact .accordion__icon::before,
  .page-contact .accordion__icon::after,
  .page-contact .pc-link-arrow {
    transition: none;
  }
}
<<<END>>>