.page-contact {
  overflow-x: clip;
  padding-bottom: clamp(2rem, 6vw, 4rem);
}

.page-contact .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.75rem);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: center;
}

@media (min-width: 920px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.84fr);
    gap: clamp(2.5rem, 5.5vw, 5rem);
  }
}

.page-contact .contact-hero__lead .display-1 {
  margin-top: 0.6rem;
  max-width: 18ch;
}

.page-contact .contact-hero__lead .lede {
  margin-top: 1.1rem;
  color: var(--ink-soft);
  max-width: 38ch;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(201, 162, 75, 0.55);
  pointer-events: none;
}

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

/* ---------- 通用小节标题 ---------- */
.page-contact .contact-head {
  max-width: 46rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
}

.page-contact .contact-head .display-2 {
  margin-top: 0.5rem;
}

.page-contact .contact-head__note {
  margin-top: 0.75rem;
  color: var(--ink-soft);
  max-width: 42ch;
}

/* ---------- 三条联系入口 ---------- */
.page-contact .channel-row {
  display: grid;
  gap: 1rem;
}

@media (min-width: 880px) {
  .page-contact .channel-row {
    grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.18fr) minmax(0, 0.9fr);
    gap: 1.25rem;
    align-items: start;
  }
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem 1.6rem;
  box-shadow: var(--shadow-soft);
  transition: transform 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel--wide {
  background: linear-gradient(180deg, var(--paper) 0%, #FBF6EC 100%);
}

.page-contact .channel__icon {
  display: block;
  width: 30px;
  height: 30px;
  color: var(--cinnabar);
}

.page-contact .channel__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-contact .channel__no {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--celadon);
}

.page-contact .channel__title {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-contact .channel__value {
  display: block;
  margin: 0.5rem 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--indigo);
  word-break: break-word;
  border-bottom: 1px solid var(--gold-pale);
  padding-bottom: 0.6rem;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .channel__hint {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line-strong);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--celadon);
  overflow: hidden;
  max-height: 12rem;
  opacity: 1;
  transition: opacity 180ms var(--ease), max-height 220ms var(--ease), margin-top 220ms var(--ease),
    padding-top 220ms var(--ease);
}

@media (min-width: 880px) {
  .page-contact .channel__hint {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
  }
  .page-contact .channel:hover .channel__hint,
  .page-contact .channel:focus-within .channel__hint {
    max-height: 12rem;
    opacity: 1;
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top-color: var(--line-strong);
  }
}

.page-contact .channel__more {
  margin: 1.1rem 0 0;
}

.page-contact .channel__link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(176, 42, 37, 0.35);
  padding-bottom: 2px;
}

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

/* ---------- 受理与响应信息板 ---------- */
.page-contact .board {
  position: relative;
  background: var(--indigo);
  color: var(--rice);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 4.5vw, 3rem);
  overflow: hidden;
}

.page-contact .board::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 88% 12%, rgba(201, 162, 75, 0.22), transparent 46%),
    radial-gradient(circle at 6% 92%, rgba(201, 162, 75, 0.14), transparent 40%);
  pointer-events: none;
}

.page-contact .board .eyebrow {
  position: relative;
  color: var(--gold-pale);
}

.page-contact .board .eyebrow::before {
  background: var(--gold-pale);
}

.page-contact .board__title {
  position: relative;
  margin: 0.5rem 0 0;
  color: var(--rice);
  max-width: 20ch;
}

.page-contact .board__grid {
  position: relative;
  display: grid;
  gap: 1.4rem;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
}

@media (min-width: 720px) {
  .page-contact .board__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
  }
}

.page-contact .board__stat {
  padding-top: 1rem;
  border-top: 1px solid var(--line-light);
}

.page-contact .board__num {
  display: block;
  font-size: clamp(1.7rem, 4.6vw, 2.7rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--gold-pale);
}

.page-contact .board__cap {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(246, 241, 231, 0.78);
  max-width: 26ch;
}

.page-contact .board__note {
  position: relative;
  margin: clamp(1.5rem, 3.5vw, 2.25rem) 0 0;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-light);
  font-size: 0.94rem;
  line-height: 1.9;
  color: rgba(246, 241, 231, 0.8);
  max-width: 68ch;
}

/* ---------- 四项信息清单 ---------- */
.page-contact .brief {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

@media (min-width: 900px) {
  .page-contact .brief {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
    align-items: start;
  }
}

.page-contact .brief__aside .display-2 {
  margin-top: 0.5rem;
  max-width: 14ch;
}

.page-contact .brief__lead {
  margin-top: 1rem;
  color: var(--ink-soft);
  line-height: 1.85;
  max-width: 34ch;
}

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

.page-contact .brief__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  padding: 1.1rem 0 1.2rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .brief__no {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--cinnabar);
  padding-top: 0.2rem;
}

.page-contact .brief__title {
  margin: 0 0 0.35rem;
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-contact .brief__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--ink-soft);
}

/* ---------- 资料寄送 ---------- */
.page-contact .send__grid {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3rem);
}

@media (min-width: 880px) {
  .page-contact .send__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: start;
  }
}

.page-contact .send__text .display-2 {
  margin-top: 0.5rem;
  max-width: 16ch;
}

.page-contact .send__address {
  margin: 1.25rem 0 1.35rem;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 2.3vw, 1.3rem);
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--indigo);
}

.page-contact .send__para {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 40ch;
}

.page-contact .send__note {
  margin: 1.35rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--celadon);
  max-width: 42ch;
}

.page-contact .send__link {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(176, 42, 37, 0.35);
}

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

.page-contact .send__figure {
  position: relative;
  margin: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 10px;
  box-shadow: var(--shadow-soft);
}

/* ---------- 收尾 ---------- */
.page-contact .contact-next {
  display: grid;
  gap: 0.85rem;
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 clamp(1rem, 3vw, 1.75rem);
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-next__title {
  margin: 0;
  max-width: 18ch;
}

.page-contact .contact-next__text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
  line-height: 1.85;
  max-width: 46ch;
}

.page-contact .contact-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.5rem;
}

@media (max-width: 520px) {
  .page-contact .contact-hero__lead .display-1,
  .page-contact .brief__aside .display-2,
  .page-contact .send__text .display-2,
  .page-contact .board__title {
    max-width: none;
  }

  .page-contact .channel {
    padding: 1.25rem 1.1rem 1.35rem;
  }

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