.page-contact {
  --ct-gap: clamp(2.5rem, 5vw, 4.5rem);
  --ct-pad: clamp(1.25rem, 2.4vw, 2rem);
  overflow-wrap: break-word;
}

.page-contact .ct-col {
  display: grid;
  gap: var(--ct-gap);
  min-width: 0;
}

.page-contact .ct-col > * {
  margin-top: 0;
  margin-bottom: 0;
}

/* ---------- 首屏 ---------- */

.page-contact .ct-intro {
  padding: clamp(1.75rem, 4vw, 3.25rem) 0 clamp(1.5rem, 3vw, 2.25rem);
}

.page-contact .ct-intro__title {
  margin: .6rem 0 1rem;
  max-width: 20ch;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--wb-black);
}

.page-contact .ct-intro__lead {
  max-width: 64ch;
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--wb-stone);
}

.page-contact .ct-banner {
  border: 1px solid var(--wb-edge);
}

.page-contact .ct-banner img,
.page-contact .ct-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 通用节区标题 ---------- */

.page-contact .ct-sec-head {
  margin-bottom: clamp(1.25rem, 2.6vw, 2rem);
}

.page-contact .ct-sec-title {
  margin: .45rem 0 0;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.005em;
  color: var(--wb-black);
}

.page-contact .ct-sec-sub {
  margin: .8rem 0 0;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--wb-stone);
}

/* ---------- 渠道卡片 ---------- */

.page-contact .ct-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--wb-edge);
  border: 1px solid var(--wb-edge);
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: var(--ct-pad);
  background: var(--wb-surface);
  transition: background-color .18s var(--wb-ease), box-shadow .18s var(--wb-ease);
}

.page-contact .ct-channel:hover {
  background: var(--wb-paper);
  box-shadow: inset 0 3px 0 var(--wb-amber);
}

.page-contact .ct-channel:focus-within {
  box-shadow: inset 0 3px 0 var(--wb-amber);
}

.page-contact .ct-channel__k {
  margin: 0;
  font-family: var(--wb-mono);
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--wb-clay);
}

.page-contact .ct-channel__v {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--wb-black);
  word-break: break-word;
}

.page-contact .ct-channel__v--addr {
  font-size: 1rem;
  font-weight: 600;
}

.page-contact .ct-channel__mail {
  font-family: var(--wb-mono);
  font-size: .9375rem;
  word-break: break-all;
}

.page-contact .ct-channel__desc {
  flex: 1;
  margin: 0;
  font-size: .875rem;
  line-height: 1.85;
  color: var(--wb-stone);
}

.page-contact .ct-channel__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-contact .wb-btn[data-copied] {
  background: var(--wb-moss);
  border-color: var(--wb-moss);
  color: var(--wb-paper);
}

/* ---------- 该找谁 ---------- */

.page-contact .ct-route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 2vw, 1.5rem);
}

.page-contact .ct-route-card {
  padding: var(--ct-pad);
  background: var(--wb-surface);
  border: 1px solid var(--wb-edge);
  border-left-width: 3px;
  border-left-color: var(--wb-stone);
}

.page-contact .ct-route-card--self {
  border-left-color: var(--wb-cyan);
}

.page-contact .ct-route-card--human {
  border-left-color: var(--wb-amber);
}

.page-contact .ct-route-card h3 {
  margin: 0 0 .5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--wb-black);
}

.page-contact .ct-route-card__hint {
  margin: 0 0 1.1rem;
  font-size: .84375rem;
  line-height: 1.8;
  color: var(--wb-stone);
}

.page-contact .ct-route-list {
  margin: 0 0 1.25rem;
}

.page-contact .ct-route-list .wb-list__item {
  font-size: .875rem;
  line-height: 1.8;
}

/* ---------- 对接流程 ---------- */

.page-contact .ct-flow__media {
  margin: 0 0 clamp(1.25rem, 2.5vw, 2rem);
  border: 1px solid var(--wb-edge);
}

.page-contact .ct-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--wb-edge);
  border-top: 1px solid var(--wb-edge);
  border-bottom: 1px solid var(--wb-edge);
}

.page-contact .ct-step {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: clamp(1.1rem, 2vw, 1.6rem);
  background: var(--wb-paper);
  border-left: 3px solid transparent;
  transition: border-color .18s var(--wb-ease), background-color .18s var(--wb-ease);
}

.page-contact .ct-step:hover {
  border-left-color: var(--wb-amber);
  background: var(--wb-surface);
}

.page-contact .ct-step__num {
  font-family: var(--wb-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--wb-clay);
}

.page-contact .ct-step__t {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--wb-black);
}

.page-contact .ct-step__d {
  margin: 0;
  font-size: .8125rem;
  line-height: 1.85;
  color: var(--wb-stone);
}

/* ---------- 覆盖与节奏 ---------- */

.page-contact .ct-rhythm__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

.page-contact .ct-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--wb-edge-dark);
  border: 1px solid var(--wb-edge-dark);
}

.page-contact .ct-stat {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: clamp(1rem, 2vw, 1.35rem) clamp(1rem, 2vw, 1.5rem);
  background: var(--wb-ink);
}

.page-contact .ct-stat:nth-child(2) {
  background: var(--wb-ink-2);
}

.page-contact .ct-stat__n {
  flex: none;
  min-width: 3ch;
  font-family: var(--wb-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--wb-amber);
}

.page-contact .ct-stat__l {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(246, 242, 233, .84);
}

.page-contact .ct-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .ct-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  background: var(--wb-surface);
  border: 1px solid var(--wb-edge);
  font-size: .9375rem;
}

.page-contact .ct-table__cap {
  caption-side: top;
  padding: 0 0 .65rem;
  text-align: left;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--wb-stone);
}

.page-contact .ct-table th,
.page-contact .ct-table td {
  padding: .85rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--wb-edge);
}

.page-contact .ct-table thead th {
  background: var(--wb-layer);
  font-family: var(--wb-mono);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--wb-black);
  white-space: nowrap;
}

.page-contact .ct-table tbody th {
  font-size: .875rem;
  font-weight: 700;
  color: var(--wb-black);
  white-space: nowrap;
}

.page-contact .ct-table td {
  font-size: .875rem;
  line-height: 1.75;
  color: var(--wb-stone);
}

.page-contact .ct-table td.wb-mono {
  color: var(--wb-clay);
  font-weight: 600;
  white-space: nowrap;
}

.page-contact .ct-table tbody tr:last-child th,
.page-contact .ct-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 常见场景 ---------- */

.page-contact .ct-scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.25rem, 2.4vw, 1.75rem);
}

.page-contact .ct-scene {
  padding-top: 1.1rem;
  border-top: 2px solid var(--wb-black);
}

.page-contact .ct-scene__idx {
  margin: 0 0 .45rem;
  font-family: var(--wb-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--wb-clay);
}

.page-contact .ct-scene__t {
  margin: 0 0 .55rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--wb-black);
}

.page-contact .ct-scene__d {
  margin: 0;
  font-size: .875rem;
  line-height: 1.85;
  color: var(--wb-stone);
}

/* ---------- 右侧旁注 ---------- */

.page-contact .ct-aside {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--wb-edge);
}

.page-contact .ct-aside__list {
  display: grid;
  gap: .8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-aside__list li {
  font-size: .8125rem;
  line-height: 1.8;
  color: var(--wb-stone);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .ct-channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .ct-route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-aside {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
  }

  .page-contact .ct-rhythm__grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-step {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-step:hover {
    box-shadow: none;
  }
}