.page-contact {
  --pc-muted: #5B6A7D;
  --pc-hair-light: rgba(242, 246, 251, 0.16);
  --pc-hair-dark: rgba(4, 12, 22, 0.12);
  background: var(--lt-ink);
  color: var(--lt-white);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(20px, 3vw, 34px) clamp(46px, 7vw, 88px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(18, 57, 94, 0.9) 0%, rgba(4, 12, 22, 0) 62%),
    var(--lt-ink);
  border-bottom: 1px solid var(--pc-hair-light);
}
.page-contact .pc-hero .lt-crumbs {
  margin-bottom: clamp(22px, 4vw, 44px);
}
.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}
.page-contact .pc-hero__intro .lt-eyebrow {
  margin: 0;
  font-family: var(--lt-ff-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--lt-signal);
}
.page-contact .pc-hero__title {
  margin: 0.4em 0 0.5em;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(34px, 5.6vw, 62px);
  line-height: 1.06;
  letter-spacing: 0.01em;
  max-width: 12em;
}
.page-contact .pc-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: rgba(242, 246, 251, 0.82);
}
.page-contact .pc-hero__meta {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .pc-hero__meta-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--lt-signal);
}
.page-contact .pc-hero__meta-k {
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--lt-mist);
}
.page-contact .pc-hero__meta-v {
  font-family: var(--lt-ff-mono);
  font-weight: 700;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--lt-white);
  text-decoration: none;
}
.page-contact .pc-hero__meta-v:hover {
  color: var(--lt-signal);
}
.page-contact .pc-hero__media {
  margin: 0;
  position: relative;
  border: 1px solid var(--pc-hair-light);
  background: var(--lt-tactical);
  overflow: hidden;
}
.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 区块标题通用 ---------- */
.page-contact .pc-sec-head {
  max-width: 46em;
}
.page-contact .pc-sec-head .lt-eyebrow {
  margin: 0 0 10px;
  font-family: var(--lt-ff-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--pc-muted);
}
.page-contact .pc-sec-head .lt-h2 {
  margin: 0 0 12px;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.16;
  letter-spacing: 0.01em;
}
.page-contact .pc-sec-head__note {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pc-muted);
}
.page-contact .pc-sec-head--dark .lt-eyebrow {
  color: var(--lt-signal);
}
.page-contact .pc-sec-head--dark .pc-sec-head__note {
  color: rgba(242, 246, 251, 0.76);
}

/* ---------- 三条通道 ---------- */
.page-contact .pc-channels {
  background: var(--lt-ivory);
  color: var(--lt-ink);
  padding-block: clamp(46px, 7vw, 92px);
  border-bottom: 1px solid var(--pc-hair-dark);
}
.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(24px, 3.5vw, 40px);
}
.page-contact .pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 2.4vw, 32px) clamp(20px, 2.2vw, 28px);
  background: #ffffff;
  border: 1px solid var(--pc-hair-dark);
  border-radius: 2px;
  box-shadow: 0 16px 32px -28px rgba(4, 12, 22, 0.95);
  transition: transform 0.22s var(--lt-ease), box-shadow 0.22s var(--lt-ease);
}
.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: var(--pc-bar, var(--lt-tactical));
}
.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 36px -26px rgba(4, 12, 22, 0.75);
}
.page-contact .pc-channel--mail { --pc-bar: var(--lt-signal); }
.page-contact .pc-channel--phone { --pc-bar: var(--lt-tactical); }
.page-contact .pc-channel--addr { --pc-bar: var(--lt-teal); }

.page-contact .pc-channel__idx {
  margin: 4px 0 0;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--pc-muted);
}
.page-contact .pc-channel__title {
  margin: 0;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.2;
}
.page-contact .pc-channel__value {
  align-self: flex-start;
  font-family: var(--lt-ff-mono);
  font-weight: 700;
  font-size: clamp(14.5px, 1.5vw, 17px);
  line-height: 1.5;
  color: var(--lt-ink);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s var(--lt-ease);
}
.page-contact .pc-channel__value:hover,
.page-contact .pc-channel__value:focus-visible {
  border-bottom-color: var(--lt-signal);
}
.page-contact .pc-channel__value--addr {
  word-break: normal;
  font-family: var(--lt-ff-body);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.65;
}
.page-contact .pc-channel__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pc-muted);
}
.page-contact .pc-channel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 8px;
}
.page-contact .pc-channel__actions .lt-btn {
  text-decoration: none;
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-service {
  background: var(--lt-white);
  color: var(--lt-ink);
  padding-block: clamp(46px, 7vw, 92px);
}
.page-contact .pc-service__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 56px);
}
.page-contact .pc-table-wrap {
  margin-top: clamp(20px, 2.6vw, 30px);
  overflow-x: auto;
  border-top: 2px solid var(--lt-ink);
  -webkit-overflow-scrolling: touch;
}
.page-contact .pc-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.page-contact .pc-table__caption {
  caption-side: top;
  text-align: left;
  padding: 10px 0 0;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--pc-muted);
}
.page-contact .pc-table th {
  text-align: left;
  padding: 14px 16px 12px 0;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--pc-muted);
  border-bottom: 1px solid rgba(4, 12, 22, 0.18);
}
.page-contact .pc-table td {
  padding: 15px 16px 15px 0;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid rgba(4, 12, 22, 0.1);
}
.page-contact .pc-table td:first-child {
  font-weight: 700;
  white-space: nowrap;
}
.page-contact .pc-table .pc-time {
  font-family: var(--lt-ff-mono);
  font-weight: 700;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
  color: var(--lt-tactical);
  white-space: nowrap;
}

.page-contact .pc-h3-inline {
  margin: 0;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.25;
}
.page-contact .pc-topic {
  list-style: none;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .pc-topic__item {
  background: #ffffff;
  border: 1px solid var(--pc-hair-dark);
  border-left: 3px solid var(--lt-tactical);
  border-radius: 2px;
  padding: 14px 16px;
}
.page-contact .pc-topic__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 700;
}
.page-contact .pc-topic__tag {
  flex: none;
  font-family: var(--lt-ff-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 2px;
  background: var(--lt-signal);
  color: var(--lt-ink);
}
.page-contact .pc-topic__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-muted);
}

/* ---------- 材料清单 ---------- */
.page-contact .pc-prepare {
  background: var(--lt-ivory);
  color: var(--lt-ink);
  padding-block: clamp(46px, 7vw, 92px);
  border-top: 1px solid var(--pc-hair-dark);
}
.page-contact .pc-prepare__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}
.page-contact .pc-check {
  list-style: none;
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .pc-check__item {
  position: relative;
}
.page-contact .pc-check__box {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .pc-check__label {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: #ffffff;
  border: 1px solid var(--pc-hair-dark);
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 0.18s var(--lt-ease), background 0.18s var(--lt-ease);
}
.page-contact .pc-check__label:hover {
  border-color: rgba(4, 12, 22, 0.28);
}
.page-contact .pc-check__mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1.5px solid rgba(4, 12, 22, 0.36);
  border-radius: 2px;
  background: #ffffff;
  transition: background 0.16s var(--lt-ease), border-color 0.16s var(--lt-ease);
}
.page-contact .pc-check__mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--lt-ink);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0.4);
  opacity: 0;
  transition: opacity 0.16s var(--lt-ease), transform 0.16s var(--lt-ease);
}
.page-contact .pc-check__box:checked + .pc-check__label {
  border-color: rgba(4, 12, 22, 0.3);
  background: #FFFDF6;
}
.page-contact .pc-check__box:checked + .pc-check__label .pc-check__mark {
  background: var(--lt-signal);
  border-color: var(--lt-signal);
}
.page-contact .pc-check__box:checked + .pc-check__label .pc-check__mark::after {
  opacity: 1;
  transform: rotate(45deg) scale(1);
}
.page-contact .pc-check__box:focus-visible + .pc-check__label {
  outline: 2px solid var(--lt-tactical);
  outline-offset: 2px;
}
.page-contact .pc-check__text {
  display: block;
}
.page-contact .pc-check__title {
  display: block;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 3px;
}
.page-contact .pc-check__desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--pc-muted);
}
.page-contact .pc-prepare__media {
  margin: 0;
  background: #ffffff;
  border: 1px solid var(--pc-hair-dark);
  padding: 10px;
}
.page-contact .pc-prepare__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-contact .pc-figure__caption {
  margin: 10px 2px 0;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  line-height: 1.65;
  color: var(--pc-muted);
}

/* ---------- 合作与更正 ---------- */
.page-contact .pc-partner {
  background: var(--lt-wine);
  color: var(--lt-white);
  padding-block: clamp(46px, 7vw, 92px);
}
.page-contact .pc-partner .pc-sec-head .lt-eyebrow {
  color: var(--lt-signal);
}
.page-contact .pc-partner .pc-sec-head .lt-h2 {
  color: var(--lt-white);
}
.page-contact .pc-partner .pc-sec-head__note {
  color: rgba(242, 246, 251, 0.78);
}
.page-contact .pc-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(24px, 3.5vw, 38px);
}
.page-contact .pc-partner__card {
  background: rgba(4, 12, 22, 0.22);
  border: 1px solid rgba(242, 246, 251, 0.24);
  border-radius: 2px;
  padding: clamp(18px, 2.3vw, 26px);
}
.page-contact .pc-partner__k {
  display: block;
  margin-bottom: 10px;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--lt-card-yellow);
}
.page-contact .pc-partner__card h3 {
  margin: 0 0 8px;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.25;
}
.page-contact .pc-partner__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 246, 251, 0.84);
}
.page-contact .pc-partner__fix {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid rgba(242, 246, 251, 0.26);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 36px);
}
.page-contact .pc-partner__fix-title {
  margin: 0 0 10px;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.25;
}
.page-contact .pc-partner__fix-lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 246, 251, 0.84);
}
.page-contact .pc-partner__fix-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .pc-partner__fix-list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  align-items: start;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 246, 251, 0.9);
}
.page-contact .pc-partner__fix-num {
  font-family: var(--lt-ff-mono);
  font-weight: 700;
  font-size: 12px;
  padding-top: 2px;
  color: var(--lt-signal);
}

/* ---------- 处理流程 ---------- */
.page-contact .pc-flow {
  background: var(--lt-navy);
  padding-block: clamp(46px, 7vw, 92px);
  border-top: 1px solid var(--pc-hair-light);
}
.page-contact .pc-flow__list {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 3.5vw, 36px);
}
.page-contact .pc-flow__step {
  position: relative;
  padding-top: 34px;
  border-top: 1px solid rgba(242, 246, 251, 0.24);
  transition: border-color 0.2s var(--lt-ease);
}
.page-contact .pc-flow__step:hover,
.page-contact .pc-flow__step:focus-within {
  border-top-color: var(--lt-signal);
}
.page-contact .pc-flow__step:focus-visible {
  outline: 2px solid var(--lt-signal);
  outline-offset: 8px;
}
.page-contact .pc-flow__num {
  position: absolute;
  top: -13px;
  left: 0;
  padding: 4px 10px;
  background: var(--lt-signal);
  color: var(--lt-ink);
  font-family: var(--lt-ff-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-contact .pc-flow__step h3 {
  margin: 0 0 10px;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.25;
}
.page-contact .pc-flow__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 246, 251, 0.82);
}
.page-contact .pc-flow__extra {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--lt-signal);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s var(--lt-ease), transform 0.2s var(--lt-ease);
}
.page-contact .pc-flow__step:hover .pc-flow__extra,
.page-contact .pc-flow__step:focus-within .pc-flow__extra {
  opacity: 1;
  transform: none;
}

/* ---------- 尾段导流 ---------- */
.page-contact .pc-next {
  background: var(--lt-ink);
  padding-block: clamp(40px, 6vw, 76px);
  border-top: 1px solid var(--pc-hair-light);
}
.page-contact .pc-next__heading {
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.2;
}
.page-contact .pc-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-contact .pc-next__card {
  display: block;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--lt-tactical);
  border: 1px solid var(--pc-hair-light);
  border-radius: 2px;
  color: var(--lt-white);
  text-decoration: none;
  transition: transform 0.2s var(--lt-ease), border-color 0.2s var(--lt-ease);
}
.page-contact .pc-next__card:hover,
.page-contact .pc-next__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--lt-signal);
}
.page-contact .pc-next__k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--lt-ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--lt-signal);
}
.page-contact .pc-next__title {
  margin: 0 0 6px;
  font-family: var(--lt-ff-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.25;
}
.page-contact .pc-next__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 246, 251, 0.76);
}
.page-contact .pc-next__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 13.5px;
  color: var(--lt-mist);
}
.page-contact .pc-next__links a {
  color: var(--lt-white);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 246, 251, 0.3);
}
.page-contact .pc-next__links a:hover {
  color: var(--lt-signal);
  border-bottom-color: var(--lt-signal);
}
.page-contact .pc-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(22px, 3vw, 32px);
  font-family: var(--lt-ff-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lt-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-contact .pc-top:hover,
.page-contact .pc-top:focus-visible {
  color: var(--lt-signal);
  border-bottom-color: var(--lt-signal);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .pc-channel--mail {
    grid-column: 1 / -1;
  }
  .page-contact .pc-partner__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .pc-next__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .page-contact .pc-flow__list {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(24px, 3vw, 40px);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: 5fr 7fr;
  }
  .page-contact .pc-hero__media {
    clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
  }
  .page-contact .pc-service__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
  .page-contact .pc-prepare__grid {
    grid-template-columns: 6fr 5fr;
  }
  .page-contact .pc-partner__fix {
    grid-template-columns: 5fr 6fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(12, 1fr);
  }
  .page-contact .pc-channel--mail {
    grid-column: span 6;
  }
  .page-contact .pc-channel--phone {
    grid-column: span 3;
  }
  .page-contact .pc-channel--addr {
    grid-column: span 3;
  }
}

@media (max-width: 859px) {
  .page-contact .pc-flow__extra {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-next__card,
  .page-contact .pc-flow__extra,
  .page-contact .pc-channel__value,
  .page-contact .pc-check__mark::after {
    transition: none;
  }
  .page-contact .pc-channel:hover,
  .page-contact .pc-next__card:hover,
  .page-contact .pc-next__card:focus-visible {
    transform: none;
  }
  .page-contact .pc-flow__extra {
    transform: none;
  }
}
<<<END>>>