.page-contact {
  background: var(--ink-800);
  color: var(--text);
  overflow-x: hidden;
}

.page-contact a {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 22px 0 30px;
  border-bottom: 1px solid var(--grid-soft);
  background:
    radial-gradient(120% 90% at 88% 0%, var(--cyan-12), transparent 62%),
    var(--ink-800);
}

.page-contact .breadcrumb {
  margin-bottom: 20px;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .breadcrumb-item a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .breadcrumb-item a:hover,
.page-contact .breadcrumb-item a:focus-visible {
  color: var(--cyan);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 6px;
  color: var(--grid);
}

.page-contact .breadcrumb-current {
  color: var(--text);
}

.page-contact .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 82px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--glass);
}

.page-contact .contact-hero__lede {
  color: var(--text);
}

.page-contact .contact-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 26px;
  padding: 12px 16px;
  border: 1px solid var(--cyan-24);
  border-left: 3px solid var(--cyan);
  background: var(--cyan-12);
  font-size: 13px;
}

.page-contact .contact-status .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex: none;
}

.page-contact .contact-status__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-status__value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--text);
}

.page-contact .contact-status__note {
  color: var(--glass);
  font-size: 13px;
}

/* ---------- 联络台 ---------- */
.page-contact .contact-desk {
  padding: 34px 0 10px;
}

.page-contact .contact-desk__grid {
  display: grid;
  gap: 16px;
}

.page-contact .contact-channels {
  padding: 26px 22px 30px;
  background: linear-gradient(165deg, var(--ink-900) 0%, var(--ink-700) 100%);
  border: 1px solid var(--grid);
  border-top: 2px solid var(--cyan);
}

.page-contact .contact-channels__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-channels__title {
  margin: 10px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 31px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .contact-channel {
  padding: 18px 0;
  border-top: 1px solid var(--grid-soft);
}

.page-contact .contact-channel:first-of-type {
  border-top: 0;
  padding-top: 2px;
}

.page-contact .contact-channel__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-channel__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 5vw, 26px);
  font-weight: 800;
  line-height: 1.22;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__value--mono {
  font-family: var(--font-mono);
  font-size: clamp(15px, 4vw, 19px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--cyan);
}

.page-contact .contact-channel__value--addr {
  font-style: normal;
  font-size: clamp(16px, 4.2vw, 21px);
}

.page-contact .contact-channel__hint {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--glass);
}

.page-contact .contact-copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 8px 16px;
  border: 1px solid var(--cyan-45);
  border-radius: var(--radius);
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .contact-copy:hover,
.page-contact .contact-copy:focus-visible {
  background: var(--cyan-12);
  border-color: var(--cyan);
}

.page-contact .contact-copy.is-copied {
  color: var(--green);
  border-color: var(--green);
}

/* 右侧纸面面板 */
.page-contact .contact-draft {
  padding: 26px 22px 30px;
  background: var(--paper);
  border: 1px solid var(--paper);
  color: var(--ink-800);
}

.page-contact .contact-draft__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-draft__title {
  margin: 10px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 31px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--ink-800);
}

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

.page-contact .contact-checklist li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 4px 12px;
}

.page-contact .contact-checklist li::before {
  content: "✓";
  grid-column: 1;
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid rgba(7, 20, 38, .35);
  background: var(--paper-light);
  color: var(--orange);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.page-contact .contact-checklist strong {
  grid-column: 2;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-800);
}

.page-contact .contact-checklist span {
  grid-column: 2;
  font-size: 14px;
  line-height: 1.68;
  color: var(--ink-600);
}

.page-contact .contact-draft__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(7, 20, 38, .25);
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-600);
}

/* ---------- 问题排查 ---------- */
.page-contact .contact-support {
  padding: 46px 0 40px;
  border-top: 1px solid var(--grid-soft);
}

.page-contact .contact-support__grid {
  display: grid;
  gap: 28px;
}

.page-contact .section-title {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.6vw, 44px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--text);
}

.page-contact .contact-support .lede {
  max-width: 52ch;
}

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

.page-contact .contact-pill {
  flex: 0 1 auto;
  max-width: 100%;
  border: 1px solid var(--grid);
  border-radius: 999px;
  background: rgba(13, 33, 56, .62);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .contact-pill:hover {
  border-color: var(--cyan-45);
}

.page-contact .contact-pill summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--glass);
}

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

.page-contact .contact-pill summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-contact .contact-pill summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 999px;
}

.page-contact .contact-pill[open] {
  flex: 1 1 100%;
  border-radius: var(--radius);
  border-color: var(--cyan-45);
  background: var(--cyan-12);
}

.page-contact .contact-pill[open] summary {
  color: var(--text);
}

.page-contact .contact-pill[open] summary::after {
  content: "−";
}

.page-contact .contact-pill__body {
  padding: 0 18px 16px;
}

.page-contact .contact-pill__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--glass);
}

.page-contact .contact-support__media {
  margin: 0;
}

.page-contact .contact-support__media img,
.page-contact .contact-address__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--grid);
}

.page-contact .media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.65;
  letter-spacing: .05em;
  color: var(--muted);
}

/* ---------- 内容协作 ---------- */
.page-contact .contact-collab {
  padding: 46px 0;
  background: var(--ink-900);
  border-top: 1px solid var(--grid-soft);
  border-bottom: 1px solid var(--grid-soft);
}

.page-contact .contact-collab__grid {
  display: grid;
  gap: 28px;
}

.page-contact .contact-collab__link {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--glass);
}

.page-contact .contact-collab__link a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

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

.page-contact .contact-steps li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 0 12px;
  padding: 16px 0;
  border-top: 1px solid var(--grid-soft);
}

.page-contact .contact-steps li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .contact-steps__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-contact .contact-steps h3 {
  grid-column: 2;
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text);
}

.page-contact .contact-steps p {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--glass);
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-hours {
  padding: 46px 0;
}

.page-contact .contact-hours__panel {
  padding: 30px 22px;
  background: var(--paper-light);
  border: 1px solid var(--paper);
  color: var(--ink-800);
}

.page-contact .contact-hours__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-hours__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 38px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--ink-800);
}

.page-contact .contact-hours__list {
  display: grid;
  gap: 0;
  margin: 22px 0 0;
}

.page-contact .contact-hours__list > div {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid rgba(7, 20, 38, .14);
}

.page-contact .contact-hours__list > div:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .contact-hours__list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-hours__list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-600);
}

.page-contact .contact-hours__links {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(7, 20, 38, .25);
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-600);
}

.page-contact .contact-hours__links a {
  color: var(--ink-800);
  font-weight: 600;
  text-decoration-color: var(--orange);
  text-underline-offset: 3px;
}

/* ---------- 地址 ---------- */
.page-contact .contact-address {
  padding: 0 0 46px;
  border-top: 1px solid var(--grid-soft);
  padding-top: 42px;
}

.page-contact .contact-address__grid {
  display: grid;
  gap: 24px;
}

.page-contact .contact-address__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 4.8vw, 26px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .contact-address__note {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--glass);
}

.page-contact .contact-address__media {
  margin: 0;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-next {
  padding: 0 0 56px;
}

.page-contact .contact-next__row {
  display: grid;
  gap: 20px;
  padding: 24px 22px;
  border: 1px solid var(--grid);
  border-left: 3px solid var(--orange);
  background: rgba(13, 33, 56, .55);
}

.page-contact .contact-next__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 4.4vw, 28px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
}

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

.page-contact .contact-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-contact .contact-next__actions .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hours__list > div {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-contact .contact-hours__panel {
    padding: 36px 34px;
  }

  .page-contact .contact-next__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 28px 32px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-hero {
    padding: 30px 0 40px;
  }

  .page-contact .contact-desk {
    padding: 44px 0 12px;
  }

  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 0;
    align-items: stretch;
    box-shadow: 0 24px 60px rgba(3, 10, 18, .45);
  }

  .page-contact .contact-channels {
    padding: 34px 32px 38px;
    border-right: 0;
  }

  .page-contact .contact-draft {
    padding: 34px 32px 38px;
  }

  .page-contact .contact-support,
  .page-contact .contact-collab,
  .page-contact .contact-hours {
    padding: 64px 0;
  }

  .page-contact .contact-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-collab__grid {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .contact-address {
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .page-contact .contact-address__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: center;
  }

  .page-contact .contact-next {
    padding-bottom: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-copy,
  .page-contact .contact-pill,
  .page-contact .breadcrumb-item a {
    transition: none;
  }
}
<<<END>>>