.page-contact {
  --ct-line: rgba(157, 178, 200, .2);
  --ct-line-strong: rgba(53, 228, 208, .42);
  --ct-panel: rgba(18, 51, 84, .6);
  position: relative;
  background: var(--ink);
  color: var(--white);
  padding-top: calc(var(--header-h) + 18px);
  padding-bottom: 72px;
  overflow-x: clip;
}

.page-contact::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 640px;
  background:
    radial-gradient(62% 72% at 80% 4%, rgba(53, 228, 208, .15), transparent 62%),
    radial-gradient(48% 62% at 6% 0%, rgba(108, 140, 213, .2), transparent 68%),
    linear-gradient(180deg, rgba(6, 19, 32, .9), rgba(6, 19, 32, 0));
  pointer-events: none;
  z-index: 0;
}

.page-contact > * {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: 26px;
  align-items: center;
  margin-bottom: 24px;
}

.page-contact .ct-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: clamp(29px, 7.4vw, 56px);
  line-height: 1.1;
  letter-spacing: .01em;
  color: var(--white);
}

.page-contact .ct-hero__lead {
  margin: 16px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 60ch;
}

.page-contact .ct-hero__media {
  margin: 0;
}

.page-contact .ct-hero__media img,
.page-contact .ct-split__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 联系条带 ---------- */
.page-contact .ct-band {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(18, 51, 84, .94), rgba(6, 19, 32, .96));
  box-shadow: var(--shadow-card);
}

.page-contact .ct-channel {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 13px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: inherit;
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact a.ct-channel:hover,
.page-contact a.ct-channel:focus-visible {
  border-color: var(--ct-line-strong);
  background: rgba(53, 228, 208, .07);
}

.page-contact a.ct-channel:focus-visible {
  outline: 3px solid rgba(53, 228, 208, .4);
  outline-offset: 2px;
}

.page-contact .ct-channel__icon {
  flex: none;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ct-line-strong);
  border-radius: 50%;
  color: var(--neon);
  background: rgba(53, 228, 208, .08);
}

.page-contact .ct-channel__meta {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-contact .ct-channel__label {
  font-family: var(--font-numeric);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-contact .ct-channel__value {
  font-family: var(--font-numeric);
  font-size: clamp(15px, 3.8vw, 18px);
  line-height: 1.35;
  color: var(--white);
  border-bottom: 1px dashed rgba(53, 228, 208, .5);
  padding-bottom: 2px;
  overflow-wrap: anywhere;
}

.page-contact .ct-channel--static .ct-channel__value {
  font-size: clamp(14.5px, 3.4vw, 16.5px);
  border-bottom-color: rgba(157, 178, 200, .38);
  overflow-wrap: normal;
}

.page-contact .ct-channel__use {
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--mist);
}

.page-contact .ct-band__hint {
  margin: 6px 0 0;
  padding: 14px 12px 4px;
  border-top: 1px solid var(--ct-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-jump {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 228, 208, .55);
  white-space: nowrap;
}

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

/* ---------- 章节通用 ---------- */
.page-contact .ct-sec {
  margin-top: 46px;
}

.page-contact .ct-sec__head {
  margin-bottom: 20px;
}

.page-contact .ct-sec__idx {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 12px;
  font-family: var(--font-numeric);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--neon);
}

.page-contact .ct-sec__idx::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--ct-line-strong), transparent);
}

.page-contact .ct-sec__title {
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: clamp(23px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: .01em;
  color: var(--white);
}

/* ---------- 01 来信要点 ---------- */
.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 20px;
  display: grid;
  gap: 15px;
  background: var(--cream);
  color: var(--brown);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.page-contact .ct-checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.65;
}

.page-contact .ct-checklist strong {
  font-weight: 700;
  color: #0d2b46;
}

.page-contact .ct-check {
  position: relative;
  flex: none;
  width: 19px;
  height: 19px;
  margin-top: 3px;
  border: 1.5px solid #14776c;
  border-radius: 5px;
  background: rgba(20, 119, 108, .12);
}

.page-contact .ct-check::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 0;
  width: 6px;
  height: 12px;
  border-right: 2px solid #14776c;
  border-bottom: 2px solid #14776c;
  transform: rotate(42deg);
}

.page-contact .ct-brief__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--flame);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 02 赛程纠错 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-contact .ct-split__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .ct-split__media {
  margin: 0;
}

.page-contact .ct-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: ctstep;
}

.page-contact .ct-steps li {
  position: relative;
  padding: 15px 16px 15px 56px;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-sm);
  background: var(--ct-panel);
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.68;
  counter-increment: ctstep;
}

.page-contact .ct-steps li::before {
  content: "0" counter(ctstep);
  position: absolute;
  left: 16px;
  top: 15px;
  font-family: var(--font-numeric);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--neon);
}

/* ---------- 03 折叠 ---------- */
.page-contact .ct-fold {
  border: 1px solid var(--ct-line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 51, 84, .82), rgba(6, 19, 32, .9));
  overflow: hidden;
}

.page-contact .ct-fold__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-headline);
  font-size: clamp(17px, 3.8vw, 21px);
  letter-spacing: .01em;
  color: var(--white);
}

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

.page-contact .ct-fold__sum:focus-visible {
  outline: 3px solid rgba(53, 228, 208, .4);
  outline-offset: -3px;
}

.page-contact .ct-fold__chev {
  flex: none;
  width: 11px;
  height: 11px;
  border-right: 2px solid var(--neon);
  border-bottom: 2px solid var(--neon);
  transform: rotate(45deg);
  transition: transform .22s var(--ease);
}

.page-contact .ct-fold[open] .ct-fold__chev {
  transform: rotate(-135deg);
}

.page-contact .ct-fold__body {
  padding: 4px 20px 22px;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-fold__grid {
  display: grid;
  gap: 20px;
  padding-top: 18px;
}

.page-contact .ct-fold__title {
  margin: 0 0 8px;
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--neon);
}

.page-contact .ct-fold__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-fold__item a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 228, 208, .5);
}

.page-contact .ct-fold__item a:hover,
.page-contact .ct-fold__item a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 04 回复时段 ---------- */
.page-contact .ct-hours {
  padding: 24px 20px;
  border: 1px solid rgba(255, 90, 43, .3);
  border-left: 4px solid var(--flame);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(255, 90, 43, .13), rgba(6, 19, 32, .92) 58%);
}

.page-contact .ct-hours__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 68ch;
}

.page-contact .ct-hours__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-contact .ct-hours__list li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--ct-line);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .ct-hours__key {
  font-family: var(--font-numeric);
  font-size: 14.5px;
  color: var(--amber);
  letter-spacing: .02em;
}

.page-contact .ct-hours__val {
  color: var(--mist);
}

/* ---------- 相关入口 ---------- */
.page-contact .ct-more__title {
  margin: 0 0 18px;
  font-family: var(--font-headline);
  font-size: clamp(21px, 4.8vw, 30px);
  font-weight: 700;
  color: var(--white);
}

.page-contact .ct-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-more__list a {
  display: grid;
  gap: 6px;
  padding: 15px 18px;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-sm);
  background: rgba(18, 51, 84, .45);
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .ct-more__list a:hover,
.page-contact .ct-more__list a:focus-visible {
  border-color: var(--ct-line-strong);
  background: rgba(53, 228, 208, .07);
}

.page-contact .ct-more__key {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--neon);
}

.page-contact .ct-more__desc {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 自适应 ---------- */
@media (min-width: 700px) {
  .page-contact {
    padding-bottom: 88px;
  }

  .page-contact .ct-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 20px;
    gap: 10px;
  }

  .page-contact .ct-band__hint {
    grid-column: 1 / -1;
  }

  .page-contact .ct-checklist {
    grid-template-columns: 1fr 1fr;
    gap: 16px 30px;
    padding: 26px;
  }

  .page-contact .ct-checklist li:first-child {
    grid-column: 1 / -1;
  }

  .page-contact .ct-fold__grid {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
  }

  .page-contact .ct-more__list {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-hours__list li {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 960px) {
  .page-contact {
    padding-top: calc(var(--header-h) + 30px);
  }

  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 52px;
    margin-bottom: 34px;
  }

  .page-contact .ct-band {
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, .88fr);
    align-items: stretch;
    padding: 22px;
  }

  .page-contact .ct-band__hint {
    grid-column: auto;
    margin: 0;
    padding: 16px 4px 16px 20px;
    border-top: 0;
    border-left: 1px solid var(--ct-line);
    align-self: center;
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 46px;
  }

  .page-contact .ct-hours {
    padding: 30px 34px;
  }

  .page-contact .ct-more__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

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