.page-contact {
  --ct-panel-bg: linear-gradient(135deg, rgba(122, 28, 46, .55) 0%, rgba(11, 9, 9, .92) 58%, rgba(15, 75, 78, .48) 100%);
  position: relative;
  padding-bottom: 72px;
  background:
    radial-gradient(1100px 520px at 84% -6%, rgba(194, 112, 58, .16), transparent 62%),
    radial-gradient(760px 460px at 4% 14%, rgba(31, 138, 134, .12), transparent 62%);
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-contact .ct-crumb {
  padding: 20px 0 4px;
  font-size: 13px;
  color: var(--steel);
}

.page-contact .ct-crumb a {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ct-crumb a:hover {
  color: var(--gold-hi);
  border-bottom-color: var(--line-strong);
}

/* ---------- 封面 ---------- */
.page-contact .ct-cover {
  padding: 26px 0 12px;
}

.page-contact .ct-cover__grid {
  display: grid;
  gap: 34px;
}

.page-contact .ct-cover__text {
  position: relative;
}

.page-contact .ct-cover__mark {
  display: none;
  position: absolute;
  left: -44px;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .34em;
  color: var(--steel);
  opacity: .8;
}

.page-contact .ct-cover__text .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-contact .ct-cover__text h1 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(34px, 8.2vw, 68px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-contact .ct-cover__text h1 br {
  display: none;
}

.page-contact .ct-cover__text .lead {
  max-width: 46ch;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .82);
}

.page-contact .ct-cover__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .ct-cover__media {
  margin: 0;
  border: 1px solid var(--line);
}

.page-contact .ct-cover__media .imgbox__cap {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
}

/* ---------- 章节标题 ---------- */
.page-contact .ct-head {
  max-width: 60ch;
  margin-bottom: 34px;
}

.page-contact .ct-head--tight {
  margin-bottom: 22px;
}

.page-contact .ct-head .kicker {
  display: inline-block;
  margin: 0 0 12px;
  padding-left: 14px;
  position: relative;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--teal);
}

.page-contact .ct-head .kicker::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-contact .ct-head h2 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 5vw, 36px);
  line-height: 1.25;
  color: var(--mist);
}

.page-contact .ct-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .72);
}

/* ---------- 渠道列表 ---------- */
.page-contact .ct-channels__list {
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-chan {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .24s var(--ease);
}

.page-contact .ct-chan__no {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--steel);
  transition: color .24s var(--ease);
}

.page-contact .ct-chan__head {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.page-contact .ct-chan__name {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .ct-chan__val {
  margin: 0;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--gold-hi);
  overflow-wrap: anywhere;
}

.page-contact .ct-chan__use {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 230, 218, .74);
}

.page-contact .ct-chan:hover .ct-chan__no {
  color: var(--gold);
}

/* ---------- 客服面板 ---------- */
.page-contact .ct-service__panel {
  display: grid;
  gap: 28px;
  padding: 32px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  background: var(--ct-panel-bg);
}

.page-contact .ct-service__panel .kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--teal);
}

.page-contact .ct-service__panel h2 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.3;
  color: var(--mist);
}

.page-contact .ct-service__mail {
  margin: 0 0 14px;
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--gold-hi);
  overflow-wrap: anywhere;
}

.page-contact .ct-service__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(237, 230, 218, .68);
}

.page-contact .ct-service__lead {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .8);
}

.page-contact .ct-points {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-points li {
  position: relative;
  padding: 0 0 14px 22px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(237, 230, 218, .78);
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 14px;
}

.page-contact .ct-points li:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 准备清单 ---------- */
.page-contact .ct-prep__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-contact .ct-prep__media {
  margin: 0;
  border: 1px solid var(--line-soft);
  max-width: 460px;
}

.page-contact .ct-prep__body .kicker {
  display: inline-block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--dusk);
}

.page-contact .ct-prep__body h2 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.25;
  color: var(--mist);
}

.page-contact .ct-prep__intro {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .72);
}

.page-contact .ct-prep__item {
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-prep__item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-prep__item summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  color: var(--mist);
  transition: color .2s var(--ease);
}

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

.page-contact .ct-prep__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--gold);
}

.page-contact .ct-prep__item[open] summary::after {
  content: "−";
}

.page-contact .ct-prep__item summary:hover {
  color: var(--gold-hi);
}

.page-contact .ct-prep__item summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.page-contact .ct-prep__no {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--teal);
}

.page-contact .ct-prep__item p {
  margin: 0;
  padding: 0 0 20px 34px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .74);
}

/* ---------- 场景标签 ---------- */
.page-contact .ct-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-tabs .tabs__btn {
  padding: 10px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: transparent;
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: .02em;
  color: rgba(237, 230, 218, .74);
  cursor: pointer;
  transition: border-color .22s var(--ease), color .22s var(--ease), background-color .22s var(--ease);
}

.page-contact .ct-tabs .tabs__btn:hover {
  border-color: var(--line-strong);
  color: var(--gold-hi);
}

.page-contact .ct-tabs .tabs__btn[aria-selected="true"] {
  border-color: var(--teal);
  background: rgba(31, 138, 134, .16);
  color: var(--mist);
}

.page-contact .ct-tabs .tabs__btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-contact .ct-scene {
  padding-top: 26px;
  max-width: 68ch;
}

.page-contact .ct-scene__lead {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-scene__body {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(237, 230, 218, .74);
}

.page-contact .ct-scene .btn {
  display: inline-block;
  text-decoration: none;
}

/* ---------- 其他入口 ---------- */
.page-contact .ct-more__grid {
  display: grid;
  gap: 16px;
}

.page-contact .ct-more__item {
  display: block;
  padding: 24px 22px;
  text-decoration: none;
  border: 1px solid var(--line-soft);
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-contact .ct-more__item .card__cap {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-contact .ct-more__item .card__title {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .ct-more__desc {
  display: block;
  margin-bottom: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 230, 218, .72);
}

.page-contact .ct-more__go {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold-hi);
}

.page-contact .ct-more__item:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-cover__text h1 br {
    display: inline;
  }

  .page-contact .ct-service__panel {
    padding: 40px 36px;
  }

  .page-contact .ct-more__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-contact .ct-prep__media {
    max-width: none;
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 96px;
  }

  .page-contact .ct-cover {
    padding: 40px 0 24px;
  }

  .page-contact .ct-cover__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .86fr);
    gap: 56px;
    align-items: center;
  }

  .page-contact .ct-cover__text .lead {
    font-size: 17px;
  }

  .page-contact .ct-chan {
    grid-template-columns: 64px minmax(0, 260px) minmax(0, 1fr);
    column-gap: 26px;
    row-gap: 0;
    align-items: start;
    padding: 26px 0;
  }

  .page-contact .ct-chan__no {
    grid-row: 1;
  }

  .page-contact .ct-chan__head,
  .page-contact .ct-chan__use {
    grid-column: auto;
  }

  .page-contact .ct-chan__head {
    grid-row: 1;
  }

  .page-contact .ct-chan__use {
    grid-row: 1;
    padding-right: 8px;
  }

  .page-contact .ct-service__panel {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 52px;
    padding: 48px 44px;
  }

  .page-contact .ct-head {
    margin-bottom: 42px;
  }
}

@media (min-width: 1440px) {
  .page-contact .ct-cover__mark {
    display: block;
  }
}