.page-contact {
  --ct-edge: 1px solid var(--line);
  --ct-lift: translateY(-2px);
  --ct-shadow-soft: 0 12px 28px rgba(0, 0, 0, .38);
  --ct-shadow-deep: 0 18px 34px rgba(0, 0, 0, .5);
  padding-bottom: 3rem;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-data);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .14s var(--ease-out), border-color .14s var(--ease-out);
}

.page-contact .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .breadcrumb__sep {
  color: var(--line);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--amber);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-top: 2rem;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -90px;
  right: -110px;
  width: 380px;
  height: 380px;
  background: repeating-radial-gradient(circle at 100% 0%,
      rgba(34, 224, 196, .13) 0 1px, transparent 1px 30px);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-contact .ct-hero__main .lede {
  margin-top: 1rem;
  color: var(--muted);
}

.page-contact .ct-facts {
  list-style: none;
  margin: 0;
  padding: 1.1rem 1.15rem;
  border: var(--ct-edge);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(180deg, rgba(34, 224, 196, .08), rgba(16, 42, 34, .6));
}

.page-contact .ct-facts li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .7rem;
  align-items: baseline;
  padding: .6rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: .93rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .ct-facts li:first-child {
  padding-top: 0;
}

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

.page-contact .ct-facts__n {
  font-family: var(--font-data);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -.02em;
}

/* ---------- 双栏主体 ---------- */
.page-contact .ct-split__grid {
  display: grid;
  gap: 3rem;
}

.page-contact .ct-channels .prose,
.page-contact .ct-prep .prose {
  color: var(--muted);
}

.page-contact .ct-channels .prose {
  margin-top: 1rem;
}

.page-contact .ct-channels .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}

/* 图像容器 */
.page-contact .ct-shot {
  position: relative;
  margin: 1.75rem 0 0;
  border: var(--ct-edge);
  background: var(--ink-mid);
  overflow: hidden;
}

.page-contact .ct-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-radial-gradient(circle at 82% 18%,
      rgba(34, 224, 196, .16) 0 1px, transparent 1px 26px);
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-contact .ct-shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .ct-shot--wide {
  aspect-ratio: 3 / 2;
}

.page-contact .ct-shot--portrait {
  aspect-ratio: 3 / 4;
  margin-top: 2rem;
}

/* 联系渠道卡片 */
.page-contact .ct-cards {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-contact .ct-card {
  position: relative;
  padding: 1.05rem 1.15rem 1.15rem;
  background: var(--paper);
  color: var(--charcoal);
  border: 1px solid var(--paper-2);
  box-shadow: 0 6px 0 rgba(0, 0, 0, .28);
  transition: transform .14s var(--ease-out), box-shadow .14s var(--ease-out);
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--press);
}

.page-contact .ct-card:hover {
  transform: var(--ct-lift);
  box-shadow: var(--ct-shadow-soft);
}

.page-contact .ct-card .paper__label {
  font-family: var(--font-data);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--press);
}

.page-contact .ct-card__value {
  margin: .45rem 0 .5rem;
  font-family: var(--font-data);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.35;
  color: var(--charcoal);
  word-break: break-word;
}

.page-contact .ct-card .paper__body {
  margin: 0;
  font-size: .9rem;
  line-height: 1.7;
  color: #3A4A45;
}

/* 提问准备清单 */
.page-contact .ct-prep {
  border-top: 2px solid var(--amber);
  padding-top: 1.4rem;
}

.page-contact .ct-prep .h-md {
  margin-top: .55rem;
}

.page-contact .ct-checks {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

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

.page-contact .ct-check__box {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-check__label {
  display: flex;
  gap: .8rem;
  align-items: flex-start;
  padding: .85rem .95rem;
  border: var(--ct-edge);
  background: var(--ink-soft);
  cursor: pointer;
  transition: border-color .14s var(--ease-out), background .14s var(--ease-out), transform .14s var(--ease-out);
}

.page-contact .ct-check__label::before {
  content: "";
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  margin-top: .18rem;
  border: 1px solid var(--cyan);
  background: transparent;
  transition: background .14s var(--ease-out), box-shadow .14s var(--ease-out);
}

.page-contact .ct-check__label:hover {
  border-color: var(--cyan);
  transform: var(--ct-lift);
}

.page-contact .ct-check__box:checked + .ct-check__label {
  border-color: var(--cyan);
  background: rgba(34, 224, 196, .09);
}

.page-contact .ct-check__box:checked + .ct-check__label::before {
  background: var(--cyan);
  box-shadow: inset 0 0 0 3px var(--ink-soft);
}

.page-contact .ct-check__box:focus-visible + .ct-check__label {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-contact .ct-check__text {
  display: block;
}

.page-contact .ct-check__title {
  display: block;
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .ct-check__desc {
  display: block;
  margin-top: .22rem;
  font-size: .85rem;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 手机端入口 ---------- */
.page-contact .ct-mobile {
  border-top: 1px solid var(--line);
}

.page-contact .ct-mobile__grid {
  display: grid;
  gap: 2.5rem;
}

.page-contact .ct-mobile__text .prose {
  margin-top: 1rem;
  color: var(--muted);
}

.page-contact .ct-switch {
  margin-top: 1.75rem;
}

.page-contact .ct-switch input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-switch__tabs {
  display: inline-flex;
  border: var(--ct-edge);
  background: var(--ink-soft);
}

.page-contact .ct-switch__tabs label {
  padding: .55rem 1rem;
  font-family: var(--font-data);
  font-size: .78rem;
  letter-spacing: .07em;
  color: var(--muted);
  cursor: pointer;
  transition: background .14s var(--ease-out), color .14s var(--ease-out);
}

.page-contact .ct-switch__tabs label + label {
  border-left: 1px solid var(--line);
}

.page-contact .ct-switch__tabs label:hover {
  color: var(--paper);
}

.page-contact .ct-switch__panels {
  margin-top: 1rem;
}

.page-contact .ct-switch__panel {
  display: none;
  margin: 0;
  padding: 1rem 1.1rem;
  border: var(--ct-edge);
  border-left: 3px solid var(--cyan);
  background: rgba(34, 224, 196, .06);
  font-size: .92rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact #ct-state-collapsed:checked ~ .ct-switch__tabs label[for="ct-state-collapsed"],
.page-contact #ct-state-expanded:checked ~ .ct-switch__tabs label[for="ct-state-expanded"] {
  background: var(--cyan);
  color: var(--ink-deep);
}

.page-contact #ct-state-collapsed:checked ~ .ct-switch__panels .ct-switch__panel--collapsed,
.page-contact #ct-state-expanded:checked ~ .ct-switch__panels .ct-switch__panel--expanded {
  display: block;
}

.page-contact .ct-mobile__note {
  margin-top: 1.25rem;
  padding-left: .95rem;
  border-left: 2px solid var(--amber);
  font-size: .9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 内容纠错 ---------- */
.page-contact .ct-fix .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}

.page-contact .ct-fix .prose {
  margin-top: 1rem;
  color: var(--muted);
}

.page-contact .ct-fix__grid {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}

.page-contact .ct-fix__item {
  padding: 1.15rem 1.15rem 1.25rem;
  border: var(--ct-edge);
  border-top: 2px solid var(--press);
  background: var(--ink-soft);
  transition: transform .14s var(--ease-out), border-color .14s var(--ease-out), box-shadow .14s var(--ease-out);
}

.page-contact .ct-fix__item:hover {
  transform: var(--ct-lift);
  border-color: var(--cyan);
  box-shadow: var(--ct-shadow-soft);
}

.page-contact .ct-fix__item .paper__label {
  display: inline-block;
  padding: .18rem .5rem;
  font-family: var(--font-data);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--paper);
  background: var(--press);
}

.page-contact .ct-fix__item .panel__title {
  margin: .8rem 0 .5rem;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-fix__item .panel__body {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-fix__cta {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---------- 处理顺序 ---------- */
.page-contact .ct-flow {
  border-top: 1px solid var(--line);
}

.page-contact .ct-flow .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}

.page-contact .ct-flow__steps {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-flow__step {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 1rem;
  padding: 1.35rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-flow__no {
  font-family: var(--font-data);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .ct-flow__step .h-sm {
  margin: 0 0 .45rem;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-flow__step p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-flow__note {
  margin-top: 1.5rem;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-flow__note a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 154, 60, .45);
  transition: border-color .14s var(--ease-out), color .14s var(--ease-out);
}

.page-contact .ct-flow__note a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 页尾收束 ---------- */
.page-contact .ct-close {
  padding-top: 1rem;
}

.page-contact .ct-close__band {
  height: 5px;
  margin-bottom: 2rem;
  background: repeating-linear-gradient(90deg,
      var(--cyan) 0 16px, transparent 16px 30px,
      var(--amber) 30px 42px, transparent 42px 62px);
  opacity: .75;
}

.page-contact .ct-close .h-md {
  max-width: 26ch;
}

.page-contact .ct-close__links {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .ct-fix__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 5rem;
  }

  .page-contact .ct-mobile__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .68fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-contact .ct-shot--portrait {
    max-width: 320px;
    margin-left: auto;
    margin-top: 0;
  }

  .page-contact .ct-fix__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-flow__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 3rem;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 3.5rem;
    align-items: end;
  }

  .page-contact .ct-split__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-contact .ct-prep {
    margin-top: 3.5rem;
  }
}

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

  .page-contact .ct-card:hover,
  .page-contact .ct-check__label:hover,
  .page-contact .ct-fix__item:hover {
    transform: none;
  }
}