.page-contact {
  --pc-glow: rgba(63, 224, 208, .15);
  --pc-accent: var(--cyan);
  padding-bottom: 24px;
}

/* ---------- 顶部与首屏 ---------- */
.page-contact .contact-top {
  padding-top: 26px;
}

.page-contact .contact-hero {
  position: relative;
  padding: 30px 0 6px;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -110px;
  right: -90px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--pc-glow), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero h1 {
  position: relative;
  margin: 12px 0 0;
  font-size: clamp(29px, 6.4vw, 56px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.02em;
  max-width: 17em;
}

.page-contact .contact-lead {
  position: relative;
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .hero-media {
  margin: 36px 0 0;
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  object-fit: cover;
  background: var(--surface-2);
}

/* ---------- 区块节奏 ---------- */
.page-contact .channels,
.page-contact .hours,
.page-contact .template,
.page-contact .reply,
.page-contact .selfserve,
.page-contact .sitenote {
  margin-top: 76px;
}

/* ---------- 三条通道 ---------- */
.page-contact .channel-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .channel-card {
  --pc-accent: var(--cyan);
  position: relative;
  padding: 26px 22px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  border-top: 3px solid var(--pc-accent);
  background: var(--surface-2);
  transition: box-shadow .32s var(--ease), transform .32s var(--ease), border-color .32s var(--ease);
}

.page-contact .channel-card--cool { --pc-accent: var(--cool); }
.page-contact .channel-card--neon { --pc-accent: var(--neon); }
.page-contact .channel-card--amber { --pc-accent: var(--amber); }

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-3px);
  box-shadow: 0 0 0 1px var(--pc-accent), 0 22px 46px -26px var(--pc-accent);
}

.page-contact .channel-idx {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--pc-accent);
}

.page-contact .channel-name {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.page-contact .channel-value {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
  color: var(--pc-accent);
  overflow-wrap: anywhere;
}

.page-contact .channel-fit {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text-dim);
}

.page-contact .channel-addr {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--outline);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-faint);
  overflow-wrap: anywhere;
}

.page-contact .channel-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 在线时段 ---------- */
.page-contact .hours-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .hours-visual {
  margin: 0;
}

.page-contact .hours-visual img {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  object-fit: cover;
  background: var(--surface-2);
}

.page-contact .hours-body p {
  max-width: 34em;
  color: var(--text-dim);
  line-height: 1.78;
  margin: 16px 0 0;
  font-size: 16px;
}

.page-contact .timeline {
  margin: 30px 0 0;
  max-width: 460px;
}

.page-contact .timeline-track {
  position: relative;
  height: 6px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg,
    rgba(91, 200, 222, .16) 0%,
    var(--cool) 12%,
    var(--cyan) 50%,
    var(--cool) 88%,
    rgba(91, 200, 222, .16) 100%);
}

.page-contact .timeline-track::before,
.page-contact .timeline-track::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cool);
  transform: translateY(-50%);
}

.page-contact .timeline-track::before { left: -2px; }
.page-contact .timeline-track::after { right: -2px; }

.page-contact .timeline-labels {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
}

.page-contact .timeline-labels li:last-child { text-align: right; }

.page-contact .timeline-labels span {
  display: block;
  margin-top: 5px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  color: var(--text-faint);
}

.page-contact .hours-note {
  font-size: 14px !important;
  color: var(--text-faint) !important;
}

.page-contact .hours-note a {
  color: var(--cool);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 200, 222, .38);
}

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

/* ---------- 提问模板 ---------- */
.page-contact .template-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .template-copy p {
  max-width: 34em;
  color: var(--text-dim);
  line-height: 1.78;
  margin: 16px 0 0;
  font-size: 16px;
}

.page-contact .template-tips {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .template-tips li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .template-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .template-tips b {
  color: var(--text);
  font-weight: 700;
  margin-right: 4px;
}

.page-contact .template-box {
  margin: 0;
  padding: 24px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  border-left: 3px solid var(--cyan);
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 2;
  letter-spacing: .01em;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  box-shadow: inset 0 0 48px rgba(63, 224, 208, .06);
}

/* ---------- 回复预期 ---------- */
.page-contact .reply-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .reply-card {
  padding: 26px 24px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  background: var(--surface);
}

.page-contact .reply-head {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-contact .reply-num {
  font-family: var(--font-mono);
  font-size: clamp(42px, 9vw, 62px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-contact .reply-unit {
  font-size: 14px;
  color: var(--text-dim);
}

.page-contact .reply-desc {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text-dim);
  max-width: 32em;
}

.page-contact .reply-note {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--clay);
  font-size: 14px;
  line-height: 1.74;
  color: var(--text-faint);
  max-width: 40em;
}

/* ---------- 先自助 ---------- */
.page-contact .self-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .self-card {
  --pc-accent: var(--cyan);
  display: block;
  padding: 24px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline);
  border-left: 3px solid var(--pc-accent);
  background: var(--surface-2);
  color: inherit;
  text-decoration: none;
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

.page-contact .self-card--amber { --pc-accent: var(--amber); }
.page-contact .self-card--cool { --pc-accent: var(--cool); }
.page-contact .self-card--neon { --pc-accent: var(--neon); }

.page-contact .self-card:hover,
.page-contact .self-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--pc-accent);
  background: var(--surface);
}

.page-contact .self-kicker {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--pc-accent);
}

.page-contact .self-title {
  display: block;
  margin-bottom: 10px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .self-desc {
  display: block;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 站点与备案 ---------- */
.page-contact .site-facts {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--outline);
}

.page-contact .site-fact {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--outline);
}

.page-contact .site-fact dt {
  flex: 0 0 80px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-faint);
}

.page-contact .site-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .site-note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--text-faint);
  max-width: 42em;
}

.page-contact .site-note a {
  color: var(--cool);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 200, 222, .34);
}

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

/* ---------- 桌面增强 ---------- */
@media (min-width: 760px) {
  .page-contact .reply-grid { grid-template-columns: repeat(2, 1fr); }
  .page-contact .self-grid { grid-template-columns: repeat(3, 1fr); }
  .page-contact .site-facts {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 48px;
  }
  .page-contact .site-fact dt { flex-basis: 90px; }
}

@media (min-width: 900px) {
  .page-contact .channels,
  .page-contact .hours,
  .page-contact .template,
  .page-contact .reply,
  .page-contact .selfserve,
  .page-contact .sitenote {
    margin-top: 104px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-contact .hours-layout {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 52px;
    align-items: center;
  }

  .page-contact .template-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .self-card {
    transition: none;
  }
  .page-contact .channel-card:hover,
  .page-contact .self-card:hover {
    transform: none;
  }
}
<<<END>>>