.page-contact {
  position: relative;
  padding-bottom: calc(var(--block) * 1.2);
  font-family: var(--font-body);
  color: var(--sand-300);
}

.page-contact a:focus-visible,
.page-contact input:focus-visible + .ct-checklist__label,
.page-contact input:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 26px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-contact .crumbs a {
  color: var(--sand-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .crumbs a:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

.page-contact .crumbs__item[aria-current="page"] {
  color: var(--sand-300);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  margin-top: 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-950);
  overflow: hidden;
}

.page-contact .ct-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(150% 110% at 88% 0%, #000 0%, rgba(0, 0, 0, 0) 72%);
  mask-image: radial-gradient(150% 110% at 88% 0%, #000 0%, rgba(0, 0, 0, 0) 72%);
}

.page-contact .ct-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
  padding-top: 40px;
  padding-bottom: 64px;
}

.page-contact .ct-kicker {
  margin: 0 0 14px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--sand-700);
}

.page-contact .ct-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .ct-lede {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--sand-300);
}

.page-contact .ct-facts {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-facts li {
  background: var(--ink-950);
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 16px 0;
  min-width: 0;
}

.page-contact .ct-facts__v {
  flex: none;
  min-width: 2.6em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--sand-500);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-facts__l {
  font-size: 13px;
  line-height: 1.62;
  color: var(--mist);
}

.page-contact .ct-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .ct-dial {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 1 / 1;
  display: block;
}

/* ---------- 主体两栏 ---------- */
.page-contact .ct-body {
  padding-top: 64px;
}

.page-contact .ct-body__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 56px;
}

.page-contact .ct-main {
  min-width: 0;
}

/* ---------- 分区头 ---------- */
.page-contact .ct-section {
  margin: 0 0 72px;
}

.page-contact .ct-section:last-child {
  margin-bottom: 0;
}

.page-contact .ct-section__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 26px;
}

.page-contact .ct-section__idx {
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--sand-700);
}

.page-contact .ct-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .005em;
  color: var(--sand-300);
}

/* ---------- 三类请求 ---------- */
.page-contact .ct-routes {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-route {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: 22px 20px 24px;
  background: var(--ink-900);
}

.page-contact .ct-route__key {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  font-family: var(--font-index);
  font-size: 13px;
  line-height: 1;
  color: var(--ink-950);
  background: var(--sand-700);
}

.page-contact .ct-route__body {
  min-width: 0;
}

.page-contact .ct-route__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .ct-route__body p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--sand-300);
}

.page-contact .ct-route__body .ct-route__meta {
  margin: 0 0 14px;
  font-family: var(--font-index);
  font-size: 12px;
  line-height: 1.72;
  color: var(--sand-700);
}

.page-contact .ct-route__link {
  display: inline-block;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--sand-500);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .ct-route__link::after {
  content: "→";
  margin-left: 7px;
}

.page-contact .ct-route__link:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

/* ---------- 图 ---------- */
.page-contact .ct-figure {
  margin: 36px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-900);
  overflow: hidden;
}

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .ct-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-index);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .03em;
  color: var(--mist);
}

/* ---------- 提交清单 ---------- */
.page-contact .ct-intro {
  margin: 0 0 28px;
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sand-300);
}

.page-contact .ct-intro a {
  color: var(--sand-500);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .ct-intro a:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .ct-checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-checklist__box {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  flex: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: background-color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .ct-checklist__box:checked {
  background: var(--sand-500);
  border-color: var(--sand-500);
}

.page-contact .ct-checklist__box:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--ink-950);
  border-bottom: 2px solid var(--ink-950);
  transform: rotate(40deg);
}

.page-contact .ct-checklist__label {
  display: block;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sand-300);
  min-width: 0;
}

.page-contact .ct-checklist__no {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--sand-700);
  transition: color .16s var(--ease);
}

.page-contact .ct-checklist__text strong {
  font-weight: 600;
  color: var(--paper);
  transition: color .16s var(--ease);
}

.page-contact .ct-checklist__item:has(.ct-checklist__box:checked) .ct-checklist__no,
.page-contact .ct-checklist__item:has(.ct-checklist__box:checked) .ct-checklist__text strong {
  color: var(--yellow);
}

/* ---------- 处理节奏 ---------- */
.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-step {
  background: var(--ink-950);
  padding: 20px 20px 24px;
  min-width: 0;
}

.page-contact .ct-step__n {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--sand-700);
}

.page-contact .ct-step h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--sand-300);
}

.page-contact .ct-step p {
  margin: 0;
  font-size: 13px;
  line-height: 1.74;
  color: var(--mist);
}

.page-contact .ct-process__note {
  margin: 24px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--yellow);
  font-size: 13px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .ct-process__note a {
  color: var(--sand-500);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .ct-process__note a:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}

/* ---------- 联系渠道卡 ---------- */
.page-contact .ct-aside {
  min-width: 0;
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-contact .ct-card {
  background: var(--paper);
  color: var(--ink-900);
  border: 1px solid var(--paper);
}

.page-contact .ct-card__mark {
  background: var(--ink-900);
  overflow: hidden;
}

.page-contact .ct-card__mark img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .ct-card__body {
  padding: 22px 20px 24px;
}

.page-contact .ct-card__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink-950);
}

.page-contact .ct-card__list {
  margin: 0;
  padding: 0;
}

.page-contact .ct-card__row {
  padding: 13px 0;
  border-bottom: 1px solid rgba(14, 26, 51, .16);
}

.page-contact .ct-card__row dt {
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #5b6a86;
  margin-bottom: 6px;
}

.page-contact .ct-card__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-900);
  overflow-wrap: anywhere;
}

.page-contact .ct-mono {
  font-family: var(--font-index);
  font-size: 13px;
  letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-card__note {
  margin: 18px 0 0;
  font-size: 12px;
  line-height: 1.72;
  color: #4a5872;
}

/* ---------- 备案信息条 ---------- */
.page-contact .ct-filing {
  border: 1px solid var(--line);
  background: var(--ink-900);
}

.page-contact .ct-filing__row {
  margin: 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-index);
  font-size: 11.5px;
  color: var(--sand-300);
  overflow-wrap: anywhere;
}

.page-contact .ct-filing__k {
  flex: none;
  letter-spacing: .14em;
  color: var(--sand-700);
}

.page-contact .ct-filing__note {
  margin: 0;
  padding: 12px 14px;
  font-size: 12px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-hero__inner {
    padding-top: 48px;
    padding-bottom: 72px;
  }

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

  .page-contact .ct-route {
    padding: 26px 26px 28px;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: center;
    padding-top: 56px;
    padding-bottom: 88px;
  }

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

  .page-contact .ct-facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 20px 18px 20px 0;
  }

  .page-contact .ct-body__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .ct-aside {
    position: sticky;
    top: 24px;
  }

  .page-contact .ct-figure {
    margin-top: 40px;
  }
}

@media (min-width: 1200px) {
  .page-contact .ct-lede {
    font-size: 17px;
  }

  .page-contact .ct-section__head h2 {
    font-size: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
  }
}
<<<END>>>