.page-contact {
  --contact-pad: clamp(18px, 3.6vw, 34px);
  --contact-glow: radial-gradient(circle at 78% 12%, rgba(53,230,208,.14), transparent 58%);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb { padding: 22px var(--gutter) 0; max-width: var(--maxw); margin: 0 auto; }

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(18px, 3vw, 34px) 0 clamp(30px, 5vw, 64px);
  background-image: var(--contact-glow);
}
.page-contact .contact-hero__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}
.page-contact .contact-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--cyan);
  text-transform: uppercase;
}
.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.14;
  letter-spacing: .05em;
  color: var(--fog);
}
.page-contact .contact-hero__lead {
  margin: 0 0 22px;
  max-width: 34em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(244,241,233,.82);
}
.page-contact .contact-hero__tags { display: flex; flex-wrap: wrap; gap: 10px; }
.page-contact .contact-hero__media { margin: 0; width: 100%; }
.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 渠道 / 清单分屏 ---------- */
.page-contact .contact-split__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: clamp(30px, 4.6vw, 64px);
  grid-template-columns: minmax(0, 1fr);
}
.page-contact .contact-split__intro {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  max-width: 32em;
  color: rgba(244,241,233,.74);
  line-height: 1.78;
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .channel-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  padding: 18px 24px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line-amber);
  background:
    linear-gradient(120deg, rgba(242,178,75,.10), rgba(37,16,74,.52) 62%, rgba(37,16,74,.30));
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.page-contact a.channel-card:hover,
.page-contact a.channel-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: 0 16px 38px rgba(4,4,22,.5), 0 0 0 1px var(--line-cyan);
}
.page-contact .channel-card--plain {
  border-color: var(--line);
  background: linear-gradient(120deg, rgba(244,241,233,.06), rgba(11,16,51,.55));
}
.page-contact .channel-card__mark {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--pill);
  border: 1px solid var(--line-amber);
  color: var(--sand);
  font-size: 13px;
  letter-spacing: .04em;
}
.page-contact .channel-card--plain .channel-card__mark { border-color: var(--line); color: var(--slate); }
.page-contact .channel-card__body { display: grid; gap: 6px; min-width: 0; }
.page-contact .channel-card__k {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--amber);
  text-transform: uppercase;
}
.page-contact .channel-card--plain .channel-card__k { color: var(--slate); }
.page-contact .channel-card__v {
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 600;
  color: var(--fog);
  overflow-wrap: anywhere;
  letter-spacing: .01em;
}
.page-contact a.channel-card:hover .channel-card__v { color: var(--cyan); }
.page-contact .channel-card__note {
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(244,241,233,.66);
}

/* ---------- 反馈准备清单 ---------- */
.page-contact .guide-list {
  list-style: none;
  counter-reset: guide;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.page-contact .guide-item {
  counter-increment: guide;
  position: relative;
  display: grid;
  gap: 5px;
  padding: 16px 0 16px 56px;
  border-bottom: 1px dashed var(--line-soft);
}
.page-contact .guide-item::before {
  content: counter(guide, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 16px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--pill);
  border: 1px solid var(--line-cyan);
  background: rgba(53,230,208,.07);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}
.page-contact .guide-item__t { font-weight: 600; color: var(--fog); font-size: 16px; }
.page-contact .guide-item__d { font-size: 13.5px; line-height: 1.7; color: rgba(244,241,233,.66); }

.page-contact .contact-expand {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 4px 20px;
}
.page-contact .contact-expand .expand-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  background: none;
  border: 0;
  color: var(--fog);
  font-family: inherit;
  font-size: 15px;
  text-align: left;
  cursor: pointer;
}
.page-contact .contact-expand .expand-icon {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--amber);
  border-bottom: 2px solid var(--amber);
  transform: rotate(45deg);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}
.page-contact .contact-expand[data-open="true"] .expand-icon {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}
.page-contact .contact-expand .expand-content {
  padding-bottom: 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244,241,233,.72);
}
.page-contact .contact-expand .expand-content p { margin: 0; }

/* ---------- 服务时间 ---------- */
.page-contact .contact-hours {
  background: linear-gradient(180deg, rgba(74,18,48,.22), rgba(7,42,46,.30));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .hours-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}
.page-contact .hours-visual { display: grid; gap: 18px; }
.page-contact .hours-ring-wrap {
  display: grid;
  place-items: center;
  padding: clamp(14px, 2vw, 22px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: rgba(11,16,51,.5);
}
.page-contact .hours-ring { width: min(240px, 74%); height: auto; }
.page-contact .hours-ring-num {
  font-family: var(--font-mono);
  font-size: 30px;
  fill: var(--sand);
}
.page-contact .hours-ring-unit {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .18em;
  fill: var(--slate);
}
.page-contact .hours-figure { margin: 0; }
.page-contact .hours-figure img { display: block; width: 100%; height: 100%; object-fit: cover; }

.page-contact .hours-copy p {
  margin: 0 0 16px;
  max-width: 34em;
  line-height: 1.8;
  color: rgba(244,241,233,.78);
}
.page-contact .hours-facts {
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}
.page-contact .hours-fact {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border-left: 2px solid var(--amber);
  background: rgba(244,241,233,.045);
}
.page-contact .hours-fact dt {
  color: var(--amber);
  font-size: 20px;
  letter-spacing: .04em;
}
.page-contact .hours-fact dd {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.62;
  color: rgba(244,241,233,.68);
}

/* ---------- 额度变动 ---------- */
.page-contact .quota-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3.6vw, 46px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,107,94,.36);
  background:
    linear-gradient(120deg, rgba(255,107,94,.13), rgba(74,18,48,.55) 58%, rgba(11,16,51,.6));
}
.page-contact .quota-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.page-contact .quota-panel__head .section-title { margin: 0; }
.page-contact .quota-panel__lead {
  margin: 0 0 24px;
  max-width: 46em;
  line-height: 1.8;
  color: rgba(244,241,233,.78);
}
.page-contact .quota-panel__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 合作网络 ---------- */
.page-contact .network-head {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: clamp(22px, 3vw, 34px);
}
.page-contact .network-lead {
  margin: 0;
  max-width: 42em;
  line-height: 1.8;
  color: rgba(244,241,233,.74);
}
.page-contact .network-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 0 16px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.page-contact .network-node {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  border-radius: var(--pill);
  border: 1px solid var(--line-cyan);
  background:
    radial-gradient(circle at 12px 50%, rgba(53,230,208,.18), transparent 60%),
    rgba(53,230,208,.06);
  color: var(--fog);
  font-size: 14px;
  white-space: nowrap;
}
.page-contact .network-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53,230,208,.9);
}
.page-contact .network-foot {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 尾部入口 ---------- */
.page-contact .contact-tail { padding-bottom: clamp(48px, 6vw, 84px); }
.page-contact .contact-tail__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: 16px;
}
.page-contact .contact-tail__note {
  margin: 0;
  font-size: 14px;
  color: rgba(244,241,233,.62);
}
.page-contact .contact-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-contact .contact-tail__link {
  display: inline-block;
  padding: 9px 20px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  color: var(--fog);
  text-decoration: none;
  font-size: 14px;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}
.page-contact .contact-tail__link:hover,
.page-contact .contact-tail__link:focus-visible {
  border-color: var(--line-amber);
  color: var(--sand);
  background: rgba(242,178,75,.09);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  }
  .page-contact .contact-split__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-contact .contact-split__left {
    position: sticky;
    top: 96px;
  }
  .page-contact .hours-grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }
  .page-contact .hours-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .network-head {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    align-items: end;
  }
}

@media (max-width: 480px) {
  .page-contact .channel-card { padding: 16px 18px; gap: 12px; border-radius: var(--radius-lg); }
  .page-contact .guide-item { padding-left: 48px; }
  .page-contact .guide-item::before { width: 32px; height: 32px; font-size: 12px; }
  .page-contact .quota-panel__actions .btn { width: 100%; text-align: center; }
}

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