.page-contact {
  --contact-top: 0;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact .section {
  padding-block: 64px;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding-block: 88px 64px;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(720px 420px at 82% 6%, rgba(63, 143, 134, 0.18), transparent 70%),
    radial-gradient(560px 360px at 8% 92%, rgba(198, 58, 46, 0.16), transparent 72%);
  pointer-events: none;
}

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

.page-contact .breadcrumbs {
  margin-bottom: 30px;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.82rem;
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 10px;
  color: var(--line-gold-strong);
}

.page-contact .breadcrumbs__link {
  color: var(--on-dark-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .breadcrumbs__link:hover,
.page-contact .breadcrumbs__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--line-gold-strong);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-contact .contact-hero .display {
  margin: 14px 0 20px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.95rem, 5.4vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fog);
}

.page-contact .contact-hero .lead {
  max-width: 56ch;
  margin: 0 0 26px;
  font-size: 1.03rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

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

.page-contact .contact-hero__facts li {
  position: relative;
  padding-left: 20px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--on-dark-dim);
}

.page-contact .contact-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-gold);
  background: linear-gradient(160deg, rgba(22, 41, 74, 0.9), rgba(7, 18, 35, 0.94));
  box-shadow: var(--shadow-panel);
}

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

/* ---------- 对接工作台 ---------- */

.page-contact .contact-desk-section {
  padding-block: 56px 72px;
}

.page-contact .contact-section-head {
  max-width: 62ch;
  margin-bottom: 30px;
}

.page-contact .contact-section-head .section-title {
  margin: 0 0 12px;
  color: var(--fog);
}

.page-contact .contact-section-head .note {
  margin: 0;
  color: var(--on-dark-dim);
}

.page-contact .contact-section-head--ink .section-title {
  color: var(--ink-text);
}

.page-contact .contact-section-head--ink .note {
  color: var(--ink-muted);
}

.page-contact .contact-desk {
  display: grid;
  gap: 28px;
}

.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-bottom: 22px;
}

.page-contact .filter-bar__label {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--on-dark-dim);
}

.page-contact .filter-bar__status {
  margin-left: auto;
  font-size: 0.82rem;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-chips .chip {
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--line-gold);
  background: transparent;
  color: var(--on-dark);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background-color 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .contact-chips .chip:hover {
  border-color: var(--gold);
  color: var(--fog);
}

.page-contact .contact-chips .chip[aria-pressed="true"] {
  background: var(--jade);
  border-color: var(--jade);
  color: var(--fog);
}

.page-contact .need-list {
  display: grid;
  gap: 16px;
}

.page-contact .need-card {
  position: relative;
  padding: 24px 22px 22px 26px;
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(22, 41, 74, 0.86), rgba(11, 27, 51, 0.92));
  border: 1px solid var(--line-gold);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

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

.page-contact .need-card--cinnabar::after {
  background: var(--cinnabar);
}

.page-contact .need-card--jade::after {
  background: var(--jade);
}

.page-contact .need-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .need-card__title {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--fog);
}

.page-contact .need-card__body {
  margin: 0 0 16px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .need-card__prep {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-gold);
}

.page-contact .need-card__prep li {
  position: relative;
  padding-left: 18px;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--on-dark-dim);
}

.page-contact .need-card__prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.page-contact .contact-rail {
  padding: 26px 22px;
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(22, 41, 74, 0.96), rgba(7, 18, 35, 0.96));
  border: 1px solid var(--line-gold-strong);
  box-shadow: var(--shadow-float);
}

.page-contact .contact-rail__title {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-gold);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--fog);
}

.page-contact .contact-rail__list {
  display: grid;
  gap: 14px;
  margin: 0 0 18px;
}

.page-contact .contact-rail__row dt {
  margin-bottom: 4px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--gold-soft);
}

.page-contact .contact-rail__row dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--fog);
  word-break: break-word;
}

.page-contact .contact-rail__note {
  margin: 0 0 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line-gold);
  font-size: 0.83rem;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-contact .contact-rail .btn {
  width: 100%;
  text-align: center;
}

/* ---------- 四步流程 ---------- */

.page-contact .contact-flow-section {
  padding-block: 64px;
}

.page-contact .flow-timeline {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--fog-line);
}

.page-contact .flow-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: var(--fog);
  color: var(--ink-text);
  font-family: var(--font-serif);
  font-size: 0.98rem;
  position: relative;
  z-index: 1;
}

.page-contact .flow-step__title {
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink-text);
}

.page-contact .flow-step__body {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--ink-muted);
}

/* ---------- 来信与材料 ---------- */

.page-contact .contact-mail-section {
  padding-block: 64px;
}

.page-contact .contact-mail__grid {
  display: grid;
  gap: 34px;
  align-items: start;
}

.page-contact .contact-mail__copy .section-title {
  margin: 10px 0 18px;
  color: var(--fog);
}

.page-contact .contact-mail__addr {
  margin: 0 0 16px;
  padding: 14px 18px;
  border-left: 2px solid var(--cinnabar);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(22, 41, 74, 0.7);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gold-soft);
}

.page-contact .contact-mail__lead {
  margin: 0 0 26px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-contact .contact-mail__sub {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-contact .material-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .material-list__item {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 14px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-s);
  background: rgba(22, 41, 74, 0.5);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .material-list__item:hover {
  border-color: var(--line-gold-strong);
  background: rgba(22, 41, 74, 0.75);
}

.page-contact .material-list__item input {
  flex: none;
  width: 16px;
  height: 16px;
  margin: 4px 0 0;
  accent-color: var(--jade);
  cursor: pointer;
}

.page-contact .material-list__item label {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--on-dark);
  cursor: pointer;
}

.page-contact .material-list__item input:checked + label {
  color: var(--fog);
}

.page-contact .material-list__item input:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-contact .contact-mail__media {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-gold);
  background: linear-gradient(200deg, rgba(22, 41, 74, 0.9), rgba(7, 18, 35, 0.95));
}

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

/* ---------- 沟通建议长文 ---------- */

.page-contact .contact-advice-section {
  padding-block: 60px;
}

.page-contact .contact-advice-section .section-title {
  margin: 0 0 22px;
  color: var(--ink-text);
}

.page-contact .prose {
  font-size: 0.96rem;
  line-height: 1.9;
  color: var(--ink-text);
}

.page-contact .prose p {
  margin: 0 0 18px;
}

.page-contact .prose a {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 58, 46, 0.4);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .prose a:hover,
.page-contact .prose a:focus-visible {
  color: var(--cinnabar-soft);
  border-bottom-color: var(--cinnabar-soft);
}

/* ---------- 对接问答 ---------- */

.page-contact .contact-qa-section {
  padding-block: 56px 72px;
}

.page-contact .inline-search {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-bottom: 24px;
  padding: 16px 18px;
  border: 1px solid var(--fog-line);
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, 0.82);
}

.page-contact .inline-search__label {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
}

.page-contact .inline-search__field {
  flex: 1 1 220px;
  min-width: 0;
  padding: 10px 14px;
  border: 1px solid var(--fog-line);
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, 0.95);
  font: inherit;
  font-size: 0.92rem;
  color: var(--ink-text);
  transition: border-color 160ms var(--ease);
}

.page-contact .inline-search__field:hover {
  border-color: var(--gold);
}

.page-contact .inline-search__field:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 1px;
  border-color: var(--cinnabar);
}

.page-contact .inline-search__status {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.page-contact .qa-list {
  display: grid;
  gap: 14px;
}

.page-contact .qa-item {
  padding: 20px 22px;
  border: 1px solid var(--fog-line);
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, 0.82);
}

.page-contact .qa-item__q {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-text);
}

.page-contact .qa-item__a {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-muted);
}

.page-contact .search-hit {
  background: rgba(216, 168, 90, 0.35);
  color: inherit;
  border-radius: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .section {
    padding-block: 84px;
  }

  .page-contact .contact-hero {
    padding-block: 104px 80px;
  }

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

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: center;
  }

  .page-contact .flow-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
  }

  .page-contact .contact-desk {
    grid-template-columns: minmax(0, 1.55fr) minmax(290px, 0.85fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .contact-desk__rail {
    position: sticky;
    top: 108px;
  }

  .page-contact .contact-mail__grid {
    gap: 56px;
  }
}

@media (min-width: 1100px) {
  .page-contact .flow-timeline {
    position: relative;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    padding-top: 26px;
  }

  .page-contact .flow-timeline::before {
    content: "";
    position: absolute;
    top: 47px;
    left: 8%;
    right: 8%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line-gold-strong) 12%, var(--line-gold-strong) 88%, transparent);
  }

  .page-contact .flow-step {
    border: none;
    border-radius: 0;
    background: transparent;
    padding: 0 20px;
  }

  .page-contact .flow-step__num {
    position: relative;
    z-index: 1;
  }
}

@media (min-width: 1280px) {
  .page-contact .contact-advice-section {
    padding-block: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 120ms !important;
  }
}