.page-contact {
  display: block;
  background: var(--paper);
}

/* ---------- 页头 ---------- */
.page-contact .contact-hero {
  padding: clamp(22px, 4vw, 46px) 0 clamp(26px, 4.5vw, 52px);
  border-bottom: var(--hair);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, .92) 0%, rgba(247, 242, 232, .35) 100%);
}

.page-contact .hero-split {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(16px, 2.6vw, 28px);
}

@media (min-width: 900px) {
  .page-contact .hero-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(26px, 3.4vw, 44px);
  }
}

.page-contact .hero-lead h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 12px 0 0;
  max-width: 20ch;
}

.page-contact .hero-copy {
  margin: 18px 0 0;
  max-width: 42ch;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.85;
}

.page-contact .hero-rail {
  background: var(--card);
  border: var(--hair);
  padding: clamp(16px, 2.4vw, 24px) clamp(16px, 2.4vw, 26px);
  box-shadow: var(--shade);
}

.page-contact .rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .rail-list {
  margin: 0;
}

.page-contact .rail-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-top: var(--hair);
  align-items: baseline;
}

.page-contact .rail-row:first-child {
  border-top: 0;
  padding-top: 2px;
}

.page-contact .rail-row dt {
  font-size: 13px;
  color: var(--muted);
}

.page-contact .rail-row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-2);
  word-break: break-word;
}

.page-contact .rail-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ---------- 三条到达路径 ---------- */
.page-contact .channels {
  padding: clamp(28px, 4.6vw, 58px) 0;
}

.page-contact .channel-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
  margin-top: clamp(16px, 2.4vw, 26px);
}

@media (min-width: 780px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--card);
  border: var(--hair);
  padding: clamp(18px, 2.2vw, 24px) clamp(16px, 2vw, 22px);
  border-top: 3px solid var(--signal);
}

.page-contact .channel-card--ink {
  background: var(--ink);
  border-color: var(--ink);
  border-top-color: var(--signal);
  color: rgba(247, 242, 232, .82);
}

.page-contact .channel-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--signal);
}

.page-contact .channel-title {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--ink);
  margin: 10px 0 0;
}

.page-contact .channel-card--ink .channel-title {
  color: var(--paper);
}

.page-contact .channel-value {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  word-break: break-word;
  padding: 8px 0;
  border-top: var(--hair);
  border-bottom: var(--hair);
}

.page-contact .channel-card--ink .channel-value {
  color: var(--paper);
  border-color: rgba(247, 242, 232, .22);
}

.page-contact .channel-desc {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-2);
}

.page-contact .channel-card--ink .channel-desc {
  color: rgba(247, 242, 232, .78);
}

.page-contact .channel-foot {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-contact .channel-card--ink .channel-foot {
  color: rgba(247, 242, 232, .58);
}

.page-contact .channel-figure {
  margin: clamp(20px, 3vw, 34px) 0 0;
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--hair);
}

/* ---------- 网点索引 ---------- */
.page-contact .network {
  padding: clamp(28px, 4.6vw, 58px) 0;
  border-top: var(--hair);
  border-bottom: var(--hair);
  background:
    linear-gradient(180deg, rgba(217, 224, 228, .3) 0%, rgba(247, 242, 232, 0) 55%);
}

.page-contact .network-intro {
  margin: clamp(14px, 2vw, 20px) 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .network .filter-bar {
  margin-top: clamp(16px, 2.4vw, 24px);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-contact .network .chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 5px 10px;
  background: var(--card);
  border: var(--hair);
  color: var(--ink-2);
  cursor: pointer;
  transition: background-color 120ms var(--ease), border-color 120ms var(--ease), color 120ms var(--ease);
}

.page-contact .network .chip:hover {
  border-color: var(--signal);
  color: var(--ink);
}

.page-contact .network .chip[aria-pressed="true"],
.page-contact .network .chip.is-active {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.page-contact .network-body {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  margin-top: clamp(18px, 2.6vw, 28px);
}

@media (min-width: 960px) {
  .page-contact .network-body {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .network-aside {
    position: sticky;
    top: 120px;
  }
}

.page-contact .prov-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hair);
}

.page-contact .prov {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 44px auto;
  align-items: center;
  gap: 12px;
  padding: 11px 8px;
  border-bottom: var(--hair);
  transition: background-color 120ms var(--ease);
}

.page-contact .prov:hover {
  background: rgba(255, 106, 31, .07);
}

.page-contact .prov-code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .prov-name {
  font-size: 15px;
  color: var(--ink);
}

.page-contact .prov-flag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .06em;
  color: var(--pass);
  border: 1px solid rgba(31, 122, 104, .35);
  padding: 1px 5px;
  justify-self: end;
  white-space: nowrap;
}

.page-contact .prov-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  text-align: right;
  min-width: 2ch;
}

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

.page-contact .network-aside .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--hair);
  background: var(--card);
}

.page-contact .aside-card {
  background: var(--card);
  border: var(--hair);
  padding: 18px 18px 20px;
}

.page-contact .aside-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-contact .aside-card p:not(.aside-title) {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .aside-card p:last-child {
  margin-bottom: 0;
}

/* ---------- 咨询准备 ---------- */
.page-contact .prep {
  padding: clamp(28px, 4.6vw, 58px) 0;
}

.page-contact .prep-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  margin-top: clamp(18px, 2.6vw, 28px);
}

@media (min-width: 780px) {
  .page-contact .prep-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

.page-contact .prep-item {
  position: relative;
  background: var(--card);
  border: var(--hair);
  padding: clamp(18px, 2.2vw, 26px) clamp(16px, 2vw, 22px);
  display: flex;
  flex-direction: column;
}

@media (min-width: 780px) {
  .page-contact .prep-item:nth-child(2) {
    transform: translateY(14px);
  }
}

.page-contact .prep-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--signal);
  letter-spacing: -.02em;
}

.page-contact .prep-title {
  font-family: var(--font-display);
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.3;
  color: var(--ink);
  margin: 12px 0 0;
}

.page-contact .prep-item p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .prep-note {
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 14px 18px;
  background: var(--signal-soft);
  border-left: 3px solid var(--signal);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 售后与退换 ---------- */
.page-contact .aftercare {
  padding: clamp(28px, 4.6vw, 58px) 0;
  background: var(--ink);
  color: rgba(247, 242, 232, .82);
}

.page-contact .aftercare .section-head {
  border-color: rgba(247, 242, 232, .18);
}

.page-contact .aftercare .section-head h2 {
  color: var(--paper);
}

.page-contact .aftercare .index-code {
  color: var(--signal);
}

.page-contact .aftercare-lead {
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(247, 242, 232, .74);
}

.page-contact .step-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(247, 242, 232, .16);
}

.page-contact .step {
  border-bottom: 1px solid rgba(247, 242, 232, .16);
}

.page-contact .step summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .step summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--signal);
  transition: transform 160ms var(--ease);
}

.page-contact .step[open] summary::after {
  transform: rotate(45deg);
}

.page-contact .step-code {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--signal);
  min-width: 2.4ch;
}

.page-contact .step-title {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-size: clamp(16px, 1.7vw, 20px);
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .step-panel {
  padding: 0 4px 20px;
}

@media (min-width: 700px) {
  .page-contact .step-panel {
    padding-left: 58px;
    max-width: 68ch;
  }
}

.page-contact .step-panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.88;
  color: rgba(247, 242, 232, .74);
}

/* ---------- 合作与渠道 ---------- */
.page-contact .partners {
  padding: clamp(28px, 4.6vw, 58px) 0;
}

.page-contact .partners-split {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

@media (min-width: 960px) {
  .page-contact .partners-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-contact .partner-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 12px 0 0;
  max-width: 18ch;
}

.page-contact .partner-copy p {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.86;
  color: var(--ink-2);
  max-width: 44ch;
}

.page-contact .partner-copy a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--signal);
  text-underline-offset: 3px;
}

.page-contact .partner-list {
  background: var(--card);
  border: var(--hair);
  border-top: 3px solid var(--ink);
  padding: 20px 20px 8px;
}

.page-contact .partner-list ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .partner-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: var(--hair);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
  align-items: baseline;
}

.page-contact .partner-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-contact .partner-foot {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--muted);
}

@media (max-width: 519px) {
  .page-contact .prov {
    grid-template-columns: 36px minmax(0, 1fr) auto;
    gap: 10px;
  }

  .page-contact .prov-flag {
    display: none;
  }
}
<<<END>>>