.page-contact {
  --pc-gap: 1.25rem;
  --pc-radius: var(--radius-card);
  background:
    radial-gradient(120% 70% at 100% 0%, rgba(216, 181, 106, 0.10), transparent 58%),
    var(--ink-800);
  color: var(--pearl-100);
  padding-bottom: 3rem;
}

.page-contact a {
  color: var(--gold-300);
  text-decoration: none;
}

.page-contact a:hover,
.page-contact a:focus-visible {
  color: var(--gold-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  padding: 1.6rem 0 2.75rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: 1.9rem;
}

.page-contact .pc-hero__copy {
  min-width: 0;
}

.page-contact .pc-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.2vw, 3rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin: 0.55rem 0 1rem;
  color: var(--pearl-100);
}

.page-contact .pc-hero__lede {
  margin: 0 0 1.4rem;
  max-width: 48ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.page-contact .pc-hero__tip {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mist-400);
}

.page-contact .pc-hero__card {
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800));
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  min-width: 0;
}

.page-contact .pc-facts {
  margin: 0;
  padding: 0.35rem 1.15rem 1.15rem;
}

.page-contact .pc-facts__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem 0.85rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-facts__row:first-child {
  border-top: 0;
}

.page-contact .pc-facts dt {
  flex: 0 0 auto;
  min-width: 5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gold-500);
  padding-top: 0.2rem;
}

.page-contact .pc-facts dd {
  margin: 0;
  flex: 1 1 10rem;
  min-width: 0;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--pearl-100);
  word-break: break-word;
}

/* ---------- 区块通用 ---------- */

.page-contact .pc-section {
  padding: 2.5rem 0;
}

.page-contact .pc-section--alt {
  background: rgba(7, 17, 28, 0.55);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-head {
  margin-bottom: 1.6rem;
}

.page-contact .pc-h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 3.6vw, 1.9rem);
  line-height: 1.35;
  margin: 0.35rem 0 0.65rem;
  color: var(--pearl-100);
}

.page-contact .pc-lede {
  margin: 0;
  max-width: 52ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--mist-400);
}

/* ---------- 三条联系路径 ---------- */

.page-contact .pc-channels {
  display: grid;
  gap: 1rem;
}

.page-contact .pc-channel {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800));
  padding: 1.3rem 1.15rem 1.4rem;
  box-shadow: var(--shadow-hard);
  min-width: 0;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  border-radius: var(--pc-radius) var(--pc-radius) 0 0;
  background: linear-gradient(90deg, var(--gold-500), var(--coral-500));
  opacity: 0.75;
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  box-shadow: var(--shadow-lift);
}

.page-contact .pc-channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold-500);
}

.page-contact .pc-channel__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.18rem;
  margin: 0.45rem 0 0.55rem;
  color: var(--pearl-100);
}

.page-contact .pc-channel__text {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-contact .pc-channel__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--pearl-100);
  border-bottom: 1px dashed var(--line-strong);
  padding-bottom: 2px;
  word-break: break-word;
}

.page-contact .pc-channel__value--plain {
  border-bottom: 0;
  color: var(--mist-400);
}

/* ---------- 准备清单 ---------- */

.page-contact .pc-split {
  display: grid;
  gap: 1.6rem;
}

.page-contact .pc-types {
  display: grid;
  gap: 0.85rem;
  min-width: 0;
}

.page-contact .pc-type {
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--gold-500);
  border-radius: var(--radius-soft);
  background: rgba(16, 42, 67, 0.62);
  padding: 1rem 1.05rem 1.1rem;
}

.page-contact .pc-type__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
  color: var(--pearl-100);
}

.page-contact .pc-type__list {
  margin: 0.55rem 0 0;
  padding-left: 1.05rem;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-contact .pc-type__list li::marker {
  color: var(--coral-500);
}

.page-contact .pc-prepare {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.page-contact .pc-figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-soft);
  overflow: hidden;
  background: var(--ink-700);
}

.page-contact .pc-figure__cap {
  padding: 0.8rem 0.95rem 0.9rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--mist-400);
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-note {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-soft);
  padding: 1rem 1.05rem 1.1rem;
  background: rgba(7, 17, 28, 0.5);
}

.page-contact .pc-note__title {
  margin: 0 0 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-contact .pc-note__text {
  margin: 0 0 0.7rem;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-contact .pc-note__link {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

/* ---------- 响应节奏 ---------- */

.page-contact .pc-stats {
  display: grid;
  gap: 1rem;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: 1.35rem 0;
}

.page-contact .pc-stat {
  padding-left: 0.9rem;
  border-left: 2px solid var(--gold-500);
  min-width: 0;
}

.page-contact .pc-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.28rem;
  letter-spacing: 0.02em;
  color: var(--gold-300);
  line-height: 1.35;
}

.page-contact .pc-stat__label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--mist-400);
}

.page-contact .pc-stats__foot {
  margin: 1.15rem 0 0;
  max-width: 60ch;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist-400);
}

/* ---------- 合作与订阅 ---------- */

.page-contact .pc-partner {
  display: grid;
  gap: 1.5rem;
}

.page-contact .pc-partner__copy {
  min-width: 0;
}

.page-contact .pc-partner__text {
  margin: 1rem 0 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-subjectbox {
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: var(--ink-900);
  padding: 1.2rem 1.1rem 1.25rem;
  box-shadow: var(--shadow-hard);
  min-width: 0;
}

.page-contact .pc-subjectbox__title {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-contact .pc-subject {
  margin: 0 0 0.55rem;
  padding: 0.7rem 0.8rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-soft);
  background: rgba(16, 42, 67, 0.6);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--gold-300);
  word-break: break-word;
}

.page-contact .pc-subjectbox__foot {
  margin: 0.85rem 0 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--mist-400);
}

/* ---------- 到访与邮寄 ---------- */

.page-contact .pc-visit {
  display: grid;
  gap: 1rem;
}

.page-contact .pc-visit__card {
  border: 1px solid var(--line-strong);
  border-radius: var(--pc-radius);
  background: linear-gradient(160deg, var(--ink-700), var(--ink-800));
  padding: 1.25rem 1.15rem 1.35rem;
  box-shadow: var(--shadow-hard);
  min-width: 0;
}

.page-contact .pc-visit__card--soft {
  background: rgba(16, 42, 67, 0.5);
  box-shadow: none;
  border-style: dashed;
}

.page-contact .pc-visit__label {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-contact .pc-visit__addr {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--pearl-100);
}

.page-contact .pc-visit__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist-400);
  word-break: break-word;
}

.page-contact .pc-visit__foot {
  margin: 1.35rem 0 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--mist-400);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .pc-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 780px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 920px) {
  .page-contact {
    padding-bottom: 4rem;
  }

  .page-contact .pc-hero {
    padding: 2.25rem 0 3.5rem;
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-contact .pc-section {
    padding: 3.5rem 0;
  }

  .page-contact .pc-head {
    margin-bottom: 2rem;
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: 2.25rem;
    align-items: start;
  }

  .page-contact .pc-partner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2.5rem;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-channel:hover,
  .page-contact .pc-channel:focus-within {
    transition: none;
    transform: none;
  }
}