.page-contact {
  --ct-gap: 22px;
  --ct-radius: 0;
  background:
    radial-gradient(circle at 84% 4%, rgba(107, 78, 255, 0.24), transparent 46%),
    radial-gradient(circle at 6% 34%, rgba(0, 229, 255, 0.10), transparent 40%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  color: var(--txt);
  padding: 22px 0 68px;
  overflow-x: hidden;
}

.page-contact .page-shell {
  width: min(100% - 30px, var(--shell));
  margin: 0 auto;
}

.page-contact .crumbs {
  margin: 6px 0 26px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: 26px;
  align-items: end;
  margin-bottom: 62px;
}

.page-contact .ct-hero__kicker {
  margin: 0 0 14px;
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.page-contact .ct-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 8.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-shadow: 0 0 12px rgba(0, 229, 255, 0.28);
}

.page-contact .ct-hero__lede {
  max-width: 48ch;
  margin: 0 0 26px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--txt-dim);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-hero__fig {
  position: relative;
  margin: 0;
  border: 2px solid var(--line-2);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: var(--surf-2);
}

.page-contact .ct-hero__fig img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-contact .ct-hero__cap {
  display: block;
  padding: 10px 14px;
  border-top: 2px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan-soft);
  background: rgba(5, 7, 13, 0.72);
}

/* ---------- 章节头 ---------- */
.page-contact .chapter {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.page-contact .chapter__no {
  flex: none;
  color: var(--nebula);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
}

.page-contact .chapter__rule {
  flex: none;
  width: 42px;
  height: 3px;
  background: linear-gradient(90deg, var(--nebula), var(--cyan));
}

.page-contact .chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 5vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ---------- 三条联络路径 ---------- */
.page-contact .ct-routes {
  margin-bottom: 66px;
}

.page-contact .ct-routes__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px 24px;
  border: 2px solid var(--line-2);
  background: var(--surf-2);
  box-shadow: var(--shadow-hard);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-contact .ct-card--support {
  border-color: var(--ember);
  background: linear-gradient(160deg, rgba(255, 138, 61, 0.14), rgba(20, 27, 44, 0.96) 62%);
}

.page-contact .ct-card--data {
  border-color: rgba(0, 229, 255, 0.5);
}

.page-contact .ct-card--brand {
  border-color: rgba(107, 78, 255, 0.7);
}

.page-contact .ct-card__flag {
  align-self: flex-start;
  background: var(--ember);
  border-color: var(--ember);
  color: var(--void-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-contact .ct-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 4.6vw, 24px);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-contact .ct-card__body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--txt-dim);
}

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

.page-contact .ct-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--txt-dim);
}

.page-contact .ct-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}

.page-contact .ct-card__contact {
  margin: 4px 0 0;
  padding: 14px 16px;
  border: 2px solid var(--line);
  background: rgba(11, 15, 26, 0.6);
  display: grid;
  gap: 4px;
}

.page-contact .ct-card__contact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan-soft);
}

.page-contact .ct-card__contact dd {
  margin: 0 0 8px;
  word-break: break-all;
}

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

.page-contact .ct-mono {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--txt);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-2);
  padding-bottom: 2px;
}

.page-contact .ct-mono:hover,
.page-contact .ct-mono:focus-visible {
  color: var(--data);
  border-bottom-color: var(--data);
}

.page-contact .ct-card__meta {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--txt-dim);
  opacity: 0.86;
}

.page-contact .ct-card__link {
  margin: 0;
  margin-top: auto;
  font-size: 13px;
  line-height: 1.7;
  color: var(--txt-dim);
}

.page-contact .ct-card__link a {
  color: var(--cyan-soft);
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: 46px;
    margin-bottom: 78px;
  }

  .page-contact .ct-routes__grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-card--support {
    padding: 34px 30px 30px;
    min-height: 100%;
  }

  .page-contact .ct-card:hover {
    transform: translateY(-3px) scale(1.006);
    box-shadow: -7px -7px 0 0 rgba(5, 7, 13, 0.85);
  }
}

/* ---------- 处理流程带 ---------- */
.page-contact .ct-flow {
  margin-bottom: 66px;
}

.page-contact .ct-flow__lede {
  max-width: 56ch;
  margin: 0 0 26px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--txt-dim);
}

.page-contact .ct-flow__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .ct-step {
  position: relative;
  padding: 20px 18px;
  border: 2px solid var(--line);
  border-left: 5px solid var(--nebula);
  background: var(--surf-2);
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-contact .ct-step:hover,
.page-contact .ct-step:focus {
  border-left-color: var(--cyan);
  transform: translateX(4px);
  outline: none;
}

.page-contact .ct-step__no {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
}

.page-contact .ct-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.4;
}

.page-contact .ct-step__note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--txt-dim);
}

@media (min-width: 760px) {
  .page-contact .ct-flow__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    border: 2px solid var(--line);
    background: linear-gradient(90deg, rgba(58, 46, 122, 0.45), rgba(28, 36, 56, 0.9));
  }

  .page-contact .ct-step {
    border: 0;
    border-right: 2px solid var(--line);
    border-bottom: 4px solid var(--nebula);
    background: transparent;
    box-shadow: none;
  }

  .page-contact .ct-step:last-child {
    border-right: 0;
  }

  .page-contact .ct-step:hover,
  .page-contact .ct-step:focus,
  .page-contact .ct-step:focus-within {
    border-bottom-color: var(--cyan);
    transform: translateY(-4px);
  }

  .page-contact .ct-step__note {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--ease), opacity 0.3s var(--ease), margin 0.3s var(--ease);
  }

  .page-contact .ct-step:hover .ct-step__note,
  .page-contact .ct-step:focus .ct-step__note,
  .page-contact .ct-step:focus-within .ct-step__note {
    max-height: 220px;
    margin-top: 10px;
    opacity: 1;
  }
}

/* ---------- 地址与到访 ---------- */
.page-contact .ct-visit {
  margin-bottom: 62px;
}

.page-contact .ct-visit__panel {
  display: grid;
  gap: 0;
  border: 2px solid var(--void-deep);
  background: var(--paper-solid);
  color: var(--void-deep);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-contact .ct-visit__copy {
  padding: 28px 22px 30px;
}

.page-contact .chapter--paper .chapter__no {
  color: var(--nebula);
}

.page-contact .chapter--paper .chapter__title {
  color: var(--void-deep);
  text-shadow: none;
  font-size: clamp(21px, 4.8vw, 30px);
}

.page-contact .ct-visit__addr {
  display: grid;
  gap: 6px;
  margin: 0 0 20px;
  padding: 16px 18px;
  border-left: 5px solid var(--ember);
  background: rgba(11, 15, 26, 0.06);
  font-style: normal;
}

.page-contact .ct-visit__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--indigo);
}

.page-contact .ct-visit__line {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--void-deep);
}

.page-contact .ct-visit__note {
  max-width: 62ch;
  margin: 0 0 22px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: #2a2f3d;
}

.page-contact .ct-visit__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-visit__links .btn--ghost {
  border-color: var(--void-deep);
  color: var(--void-deep);
}

.page-contact .ct-visit__links .btn--ghost:hover,
.page-contact .ct-visit__links .btn--ghost:focus-visible {
  background: var(--void-deep);
  color: var(--paper-solid);
}

.page-contact .ct-visit__fig {
  margin: 0;
  border-top: 2px solid var(--void-deep);
  background: var(--void-deep);
  overflow: hidden;
}

.page-contact .ct-visit__fig img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 11 / 7;
  object-fit: cover;
}

.page-contact .ct-visit__fig .frame__cap {
  display: block;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan-soft);
  background: rgba(5, 7, 13, 0.9);
}

@media (min-width: 900px) {
  .page-contact .ct-visit__panel {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  }

  .page-contact .ct-visit__copy {
    padding: 40px 40px 44px;
  }

  .page-contact .ct-visit__fig {
    border-top: 0;
    border-left: 2px solid var(--void-deep);
  }

  .page-contact .ct-visit__fig img {
    aspect-ratio: auto;
    height: 100%;
    min-height: 340px;
  }
}

/* ---------- 其他去向 ---------- */
.page-contact .ct-also__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 4.6vw, 28px);
  letter-spacing: -0.02em;
}

.page-contact .ct-also__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-also__item {
  display: grid;
  gap: 6px;
  padding: 18px 18px 20px;
  border: 2px solid var(--line);
  background: var(--surf-2);
  text-decoration: none;
  color: var(--txt);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-contact .ct-also__item:hover,
.page-contact .ct-also__item:focus-visible {
  border-color: var(--cyan);
  transform: translateX(6px);
  box-shadow: -6px 0 0 0 rgba(0, 229, 255, 0.55);
}

.page-contact .ct-also__no {
  color: var(--nebula);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
}

.page-contact .ct-also__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
}

.page-contact .ct-also__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--txt-dim);
}

@media (min-width: 700px) {
  .page-contact .ct-also__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-also__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-step,
  .page-contact .ct-also__item,
  .page-contact .ct-step__note {
    transition-duration: 0.12s;
  }

  .page-contact .ct-card:hover,
  .page-contact .ct-step:hover,
  .page-contact .ct-also__item:hover {
    transform: none;
  }
}