.page-contact {
  --contact-line: 1px;
  --contact-band: var(--pit);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-contact img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-contact a:hover,
.page-contact a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan);
}

.page-contact .section {
  scroll-margin-top: var(--sticky);
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  padding: 22px 0 0;
  border-bottom: 1px solid var(--rule);
  background: linear-gradient(180deg, rgba(0, 232, 200, .055), rgba(11, 31, 26, 0) 62%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--rule) 1px, transparent 1px),
    linear-gradient(to bottom, var(--rule) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: .16;
  pointer-events: none;
}

.page-contact .contact-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: end;
}

.page-contact .hero-copy {
  min-width: 0;
  padding-bottom: 26px;
}

.page-contact .breadcrumb {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 20px;
}

.page-contact .breadcrumb a {
  color: var(--muted);
  border-bottom-color: transparent;
}

.page-contact .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--rule);
}

.page-contact .breadcrumb span[aria-hidden] {
  margin: 0 8px;
  color: var(--rule);
}

.page-contact .breadcrumb span[aria-current] {
  color: var(--paper);
}

.page-contact .kicker {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
  margin: 0 0 12px;
  font-family: var(--mono);
}

.page-contact h1 {
  font-size: clamp(44px, 10vw, 104px);
  line-height: .94;
  font-weight: 900;
  letter-spacing: -.02em;
  margin: 0 0 18px;
  color: var(--paper);
}

.page-contact .hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
  max-width: 42ch;
  margin: 0 0 26px;
}

.page-contact .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
  max-width: 46ch;
}

.page-contact .hero-facts li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 13px;
}

.page-contact .fact-key {
  flex: 0 0 auto;
  min-width: 84px;
  color: var(--muted);
  letter-spacing: .1em;
}

.page-contact .fact-val {
  font-family: var(--mono);
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .hero-media {
  margin: 0;
  position: relative;
}

.page-contact .hero-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--rule);
  filter: saturate(.85) contrast(1.04);
}

.page-contact .hero-media::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 34px;
  width: 46px;
  height: 3px;
  background: var(--flame);
}

.page-contact .img-cap {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  line-height: 1.7;
}

/* ============ 01 两栏错位 ============ */
.page-contact .chapter-band {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 12px 0;
  background: var(--contact-band);
}

.page-contact .chapter-num {
  font-family: var(--mono);
  color: var(--flame);
}

.page-contact .chapter-name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .02em;
  margin: 0;
  color: var(--paper);
  display: inline;
}

.page-contact .chapter-round {
  font-family: var(--mono);
  color: var(--muted);
}

.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  margin-top: 34px;
}

.page-contact .split-left,
.page-contact .split-right {
  min-width: 0;
}

.page-contact .col-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .01em;
  margin: 0 0 16px;
  color: var(--paper);
}

.page-contact .col-head::before {
  content: "";
  flex: 0 0 auto;
  width: 20px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .channel-stack {
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  border: 1px solid var(--rule);
  background: var(--panel);
  padding: 16px 18px 18px;
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--cyan);
  background-image: linear-gradient(0deg, rgba(0, 232, 200, .07), rgba(0, 232, 200, .07));
}

.page-contact .channel-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .channel-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink);
  background: var(--cyan);
  padding: 2px 7px;
}

.page-contact .channel-label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .channel-value {
  font-family: var(--mono);
  font-size: clamp(15px, 4.2vw, 20px);
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--paper);
  margin: 0 0 14px;
  word-break: break-all;
  transition: color .18s var(--ease), transform .18s var(--ease);
}

.page-contact .channel-card:hover .channel-value {
  color: var(--cyan-soft);
  transform: translateY(-2px);
}

.page-contact .channel-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
}

.page-contact .channel-note {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  flex: 1 1 140px;
}

.page-contact .channel-card .copy-btn {
  flex: 0 0 auto;
}

.page-contact .channel-figure {
  margin: 18px 0 0;
}

.page-contact .channel-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule);
  aspect-ratio: 10 / 7;
}

.page-contact .scope-note {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
}

.page-contact .scope-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .scope-list li {
  display: flex;
  gap: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .scope-list li::before {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  line-height: 2.1;
}

.page-contact .scope-yes::before {
  content: "OK";
  color: var(--cyan);
}

.page-contact .scope-no::before {
  content: "NO";
  color: var(--flame);
}

.page-contact .scope-tail {
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

/* 纠错栏 */
.page-contact .fix-lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
  margin: 0 0 20px;
  max-width: 46ch;
}

.page-contact .fix-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .fix-item {
  position: relative;
  padding: 15px 0 15px 34px;
  border-top: 1px solid var(--rule);
}

.page-contact .fix-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.page-contact .fix-check {
  position: absolute;
  left: 0;
  top: 20px;
  width: 16px;
  height: 16px;
  border: 1px solid var(--rule);
  background: var(--pit);
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-contact .fix-check::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 4px;
  width: 8px;
  height: 4px;
  border-left: 1px solid var(--cyan);
  border-bottom: 1px solid var(--cyan);
  transform: rotate(-45deg);
  opacity: 0;
  transition: opacity .18s var(--ease);
}

.page-contact .fix-item:hover .fix-check,
.page-contact .fix-item:focus-within .fix-check {
  border-color: var(--cyan);
  background-color: rgba(0, 232, 200, .1);
}

.page-contact .fix-item:hover .fix-check::after {
  opacity: 1;
}

.page-contact .fix-key {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
  margin-bottom: 5px;
}

.page-contact .fix-desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .fix-sample {
  margin-top: 24px;
  padding: 16px 16px 18px;
  background: var(--pit);
  border: 1px solid var(--rule);
  border-left: 1px solid var(--amber);
}

.page-contact .fix-sample-label {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
  margin: 0 0 4px;
}

.page-contact .fix-sample-text {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--cyan-soft);
  margin: 10px 0 16px;
  word-break: break-all;
}

/* ============ 02 回复时段 ============ */
.page-contact .reply-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 34px;
}

.page-contact .reply-card {
  border: 1px solid var(--rule);
  background: var(--panel);
  padding: 18px;
  transition: border-color .18s var(--ease);
}

.page-contact .reply-card:hover {
  border-color: var(--cyan);
}

.page-contact .reply-when {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--amber);
  padding: 3px 8px;
  margin-bottom: 14px;
}

.page-contact .reply-body {
  font-size: 14px;
  line-height: 1.85;
  color: var(--paper);
  margin: 0;
}

/* ============ 03 隐私与转交 ============ */
.page-contact .handover-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 34px;
}

.page-contact .handover-copy {
  min-width: 0;
  border-left: 1px solid var(--cyan);
  padding-left: 20px;
}

.page-contact .handover-copy p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--paper);
  margin: 0 0 18px;
  max-width: 52ch;
}

.page-contact .handover-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .handover-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .link-card {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 2px 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--rule);
  background: var(--panel);
  color: var(--paper);
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-contact .link-card:hover,
.page-contact .link-card:focus-visible {
  border-color: var(--cyan);
  color: var(--paper);
  background-image: linear-gradient(90deg, rgba(0, 232, 200, .12), rgba(0, 232, 200, 0) 62%);
}

.page-contact .link-card-num {
  grid-row: 1 / span 2;
  font-family: var(--mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-contact .link-card-title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .02em;
}

.page-contact .link-card-desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ============ 底部色带 ============ */
.page-contact .contact-strip {
  position: relative;
  margin-top: 44px;
  border-top: 1px solid var(--rule);
  background:
    linear-gradient(90deg, rgba(0, 232, 200, .16), rgba(255, 75, 31, .1) 56%, rgba(255, 179, 36, .14)),
    var(--contact-band);
  padding: 26px 0 32px;
}

.page-contact .contact-strip::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan) 0 34%, var(--flame) 34% 67%, var(--amber) 67% 100%);
}

.page-contact .strip-inner {
  display: grid;
  gap: 10px;
}

.page-contact .strip-icp {
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--cyan);
  margin: 0;
  word-break: break-all;
}

.page-contact .strip-note {
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0;
  max-width: 72ch;
}

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

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
    gap: var(--gutter);
  }

  .page-contact .hero-copy {
    padding-bottom: 40px;
  }

  .page-contact .handover-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-contact .strip-inner {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
    gap: 28px;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .split-right {
    margin-top: 64px;
  }

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

  .page-contact .reply-card:nth-child(2) {
    margin-top: 22px;
  }

  .page-contact .reply-card:nth-child(3) {
    margin-top: 44px;
  }
}
<<<END>>>