.page-contact {
  --pc-card-bg: linear-gradient(180deg, rgba(18, 58, 51, .94), rgba(11, 43, 36, .94));
  --pc-step-bg: rgba(11, 43, 36, .42);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-deep);
  border-bottom: 1px solid var(--line);
  padding: var(--sp-5) 0 var(--sp-6);
}

.page-contact .ct-hero__art {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .ct-hero__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: .38;
  display: block;
}

.page-contact .ct-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(11, 43, 36, .5) 0%, rgba(11, 43, 36, .84) 58%, var(--c-deep) 100%),
    linear-gradient(90deg, rgba(11, 43, 36, .82) 0%, rgba(11, 43, 36, .24) 62%);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .ct-hero__eyebrow {
  margin: var(--sp-5) 0 var(--sp-3);
  color: var(--c-orange);
}

.page-contact .ct-hero__title {
  margin: 0 0 var(--sp-4);
  max-width: 18ch;
  color: var(--c-paper);
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-body);
}

/* ---------- 快速定位条 ---------- */
.page-contact .ct-jump {
  background: var(--c-stand);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-jump__inner {
  display: flex;
  gap: var(--sp-2);
  overflow-x: auto;
  padding-top: var(--sp-3);
  padding-bottom: var(--sp-3);
  scrollbar-width: none;
}

.page-contact .ct-jump__inner::-webkit-scrollbar {
  display: none;
}

.page-contact .ct-jump__link {
  flex: 0 0 auto;
  padding: 7px 13px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-muted);
  text-decoration: none;
  border: 1px solid var(--line);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-jump__link:hover,
.page-contact .ct-jump__link:focus-visible {
  color: var(--c-orange);
  border-color: var(--line-orange);
}

/* ---------- 通用小标题组 ---------- */
.page-contact .ct-section-head {
  margin-bottom: var(--sp-5);
  max-width: 46em;
}

.page-contact .ct-section-head .mono-label {
  display: block;
  margin-bottom: var(--sp-3);
  color: var(--c-blue);
}

.page-contact .ct-section-head h2 {
  margin: 0;
  color: var(--c-paper);
}

.page-contact .ct-section-head__note {
  margin: var(--sp-3) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 三条通道 ---------- */
.page-contact .ct-entries {
  padding: var(--sp-6) 0 var(--sp-5);
}

.page-contact .ct-entries__grid {
  align-items: stretch;
}

.page-contact .ct-entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-4) var(--sp-4);
  background: var(--pc-card-bg);
  border: 1px solid var(--line-strong);
  transition: border-color .2s var(--ease);
}

.page-contact .ct-entry::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 3px;
  background: var(--c-blue);
  transition: background-color .2s var(--ease);
}

.page-contact .ct-entry:hover {
  border-color: var(--line-orange);
}

.page-contact .ct-entry:hover::before {
  background: var(--c-orange);
}

.page-contact .ct-entry__tag {
  color: var(--c-muted);
  margin: 0;
}

.page-contact .ct-entry__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 1.2;
  color: var(--c-paper);
}

.page-contact .ct-entry__value {
  margin: 0;
  padding: var(--sp-3) 0;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: .04em;
  line-height: 1.5;
  color: var(--c-green);
  overflow-wrap: anywhere;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-entry__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-contact .ct-entry__list {
  margin: auto 0 0;
  padding: var(--sp-3) 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .ct-entry__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-contact .ct-entry__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 1px;
  background: var(--c-blue);
}

/* ---------- 分流示意图 ---------- */
.page-contact .ct-diagram {
  margin: var(--sp-5) 0 0;
}

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

/* ---------- 纠错流程（酒红分区） ---------- */
.page-contact .ct-corrections {
  margin-top: var(--sp-6);
}

.page-contact .ct-corrections__grid {
  gap: var(--sp-5);
  align-items: start;
}

.page-contact .ct-corrections__intro .mono-label {
  display: block;
  margin-bottom: var(--sp-3);
  color: var(--c-amber);
}

.page-contact .ct-corrections__intro h2 {
  margin: 0 0 var(--sp-4);
  color: var(--c-paper);
}

.page-contact .ct-corrections__lead {
  margin: 0 0 var(--sp-4);
  max-width: 32em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 245, 241, .82);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(242, 245, 241, .18);
  border: 1px solid rgba(242, 245, 241, .18);
}

.page-contact .ct-steps__item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: var(--sp-3);
  align-items: start;
  padding: var(--sp-4);
  background: var(--pc-step-bg);
}

.page-contact .ct-steps__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-orange);
  padding-top: 4px;
}

.page-contact .ct-steps__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-contact .ct-steps__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 245, 241, .76);
}

/* ---------- 机构合作 ---------- */
.page-contact .ct-partners {
  padding: var(--sp-6) 0 var(--sp-5);
}

.page-contact .ct-partners__grid {
  align-items: stretch;
}

.page-contact .ct-partner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-4);
  background: var(--c-stand);
  border: 1px solid var(--line);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .ct-partner:hover,
.page-contact .ct-partner:focus-within {
  border-color: var(--line-orange);
  transform: translateY(-3px);
}

.page-contact .ct-partner__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.3;
  color: var(--c-paper);
}

.page-contact .ct-partner__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-contact .ct-partner__more {
  margin: auto 0 0;
  padding-top: var(--sp-3);
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--c-muted);
  transition: color .2s var(--ease);
}

.page-contact .ct-partner:hover .ct-partner__more,
.page-contact .ct-partner:focus-within .ct-partner__more {
  color: var(--c-blue);
}

/* ---------- 数据条 ---------- */
.page-contact .ct-statbar {
  margin: var(--sp-5) 0;
}

/* ---------- 提交前提示 ---------- */
.page-contact .ct-tips {
  padding: var(--sp-6) 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-tips__inner {
  max-width: var(--w-narrow);
}

.page-contact .ct-tips__inner .ct-section-head {
  max-width: none;
}

.page-contact .ct-tips__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-tip {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: var(--sp-3);
  align-items: start;
  padding: var(--sp-4);
  background: var(--c-field);
}

.page-contact .ct-tip__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-orange);
  border: 1px solid var(--line-orange);
  line-height: 1;
}

.page-contact .ct-tip__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-contact .ct-tip__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-contact .ct-tips__foot {
  margin: var(--sp-4) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-body);
}

.page-contact .ct-tips__foot .link-inline {
  color: var(--c-blue);
}

/* ---------- 收尾 ---------- */
.page-contact .ct-close {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: var(--sp-5);
  padding: var(--sp-6) 0 var(--sp-7);
  background: var(--c-deep);
  border-top: 1px solid var(--line);
}

.page-contact .ct-close__art {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .09;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, transparent 0 63px, rgba(46, 168, 255, .55) 63px 64px),
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(76, 224, 168, .4) 31px 32px),
    radial-gradient(120% 70% at 12% 108%, rgba(46, 168, 255, .5), transparent 62%),
    radial-gradient(90% 60% at 82% 112%, rgba(255, 106, 26, .35), transparent 66%);
}

.page-contact .ct-close__inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-close__title {
  margin: 0 0 var(--sp-4);
  max-width: 22ch;
  color: var(--c-paper);
}

.page-contact .ct-close__lead {
  margin: 0 0 var(--sp-5);
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-body);
}

.page-contact .ct-close__lead .link-inline {
  color: var(--c-blue);
}

.page-contact .ct-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-hero {
    padding: var(--sp-5) 0 var(--sp-7);
  }

  .page-contact .ct-hero__eyebrow {
    margin-top: var(--sp-6);
  }

  .page-contact .ct-hero__lead {
    font-size: 16px;
  }

  .page-contact .ct-entry {
    padding: var(--sp-5) var(--sp-5) var(--sp-5);
  }

  .page-contact .ct-entry__value {
    font-size: 18px;
  }

  .page-contact .ct-steps__item,
  .page-contact .ct-tip {
    grid-template-columns: 44px 1fr;
    gap: var(--sp-4);
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-corrections {
    margin-top: var(--sp-7);
  }

  .page-contact .ct-entries {
    padding-top: var(--sp-7);
  }

  .page-contact .ct-tips {
    padding: var(--sp-7) 0;
  }
}

@media (max-width: 480px) {
  .page-contact .ct-entry__value {
    font-size: 15px;
  }

  .page-contact .ct-tip,
  .page-contact .ct-steps__item {
    padding: var(--sp-3);
    gap: var(--sp-2);
  }

  .page-contact .ct-close__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}