.page-contact {
  --pc-plate: linear-gradient(148deg, #3A1F45 0%, #6B1F2E 56%, #7A2436 100%);
  --pc-metal: linear-gradient(112deg, rgba(255, 255, 255, .18) 0%, rgba(255, 255, 255, 0) 40%, rgba(199, 164, 94, .22) 70%, rgba(255, 255, 255, 0) 100%);
  --pc-inset: inset 0 1px 0 rgba(255, 255, 255, .16), inset 0 -22px 46px rgba(0, 0, 0, .30);
  --pc-plate-line: rgba(199, 164, 94, .30);
}

/* ---------- 面包屑与导语 ---------- */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding-block: 1.1rem .4rem;
  font-size: .8125rem;
  color: var(--ink-50);
}

.page-contact .breadcrumb a {
  color: var(--ink-70);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}

.page-contact .breadcrumb a:hover {
  color: var(--wine);
  border-bottom-color: var(--gilt);
}

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

.page-contact .contact-lede {
  padding-block: clamp(1rem, 3vw, 1.8rem) clamp(2.2rem, 6vw, 4.2rem);
}

.page-contact .contact-lede h1 {
  margin: .5rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 9vw, 4.6rem);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-contact .contact-lede .lede {
  margin-top: clamp(1rem, 2.5vw, 1.6rem);
  max-width: 40em;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.8;
  color: var(--ink-82);
}

.page-contact .contact-lede__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 2.4rem;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 1.1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-contact .contact-lede__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: .5rem;
  font-size: .8125rem;
  color: var(--ink-50);
}

.page-contact .contact-lede__facts .num {
  font-family: var(--font-num);
  font-size: 1.15rem;
  letter-spacing: .04em;
  color: var(--wine);
}

.page-contact .contact-sentinel {
  height: 1px;
}

/* ---------- 渠道总览：铭牌区 ---------- */
.page-contact .contact-channels {
  padding-block: clamp(2rem, 5vw, 3.4rem) clamp(2.4rem, 6vw, 4.4rem);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
}

.page-contact .contact-channels__intro h2,
.page-contact .contact-prepare h2,
.page-contact .contact-registry h2,
.page-contact .contact-elsewhere h2 {
  margin: .35rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.4vw, 2.4rem);
  line-height: 1.25;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .contact-channels__intro .prose {
  margin-top: 1rem;
  max-width: var(--measure);
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .contact-plate {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-l);
  background: var(--pc-plate);
  box-shadow: var(--pc-inset);
  overflow: hidden;
}

.page-contact .contact-plate::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--pc-metal);
  pointer-events: none;
}

.page-contact .plate-item {
  position: relative;
  z-index: 1;
  display: grid;
  gap: .45rem;
  padding: clamp(1.2rem, 3.4vw, 1.85rem) clamp(1.2rem, 3.4vw, 2.1rem);
  border-top: 1px solid var(--pc-plate-line);
}

.page-contact .plate-item:first-child {
  border-top: 0;
}

.page-contact .plate-item__idx {
  font-family: var(--font-num);
  font-size: .8125rem;
  letter-spacing: .22em;
  color: var(--gilt);
}

.page-contact .plate-item__label {
  margin: 0;
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--on-dark-soft);
}

.page-contact .plate-item__value {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-contact .plate-item__value.num {
  font-family: var(--font-num);
  letter-spacing: .06em;
  font-size: 1.15rem;
}

.page-contact .plate-item__note {
  margin: .3rem 0 0;
  max-width: 40em;
  font-size: .8125rem;
  line-height: 1.65;
  color: var(--on-dark-soft);
}

.page-contact .contact-plate .copy-btn {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .7rem;
  padding: .5rem .8rem;
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, .07);
  color: var(--snow);
  font: inherit;
  cursor: pointer;
  transition: background var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.page-contact .contact-plate .copy-btn:hover {
  background: rgba(199, 164, 94, .20);
  border-color: var(--gilt);
  transform: translateY(-2px);
}

.page-contact .contact-plate .copy-btn:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: 2px;
}

.page-contact .contact-plate .copy-btn__value {
  font-family: var(--font-num);
  font-size: .95rem;
  letter-spacing: .03em;
  overflow-wrap: anywhere;
}

.page-contact .contact-plate .copy-btn__hint {
  padding-left: .7rem;
  border-left: 1px solid var(--gilt-line);
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--gilt);
}

.page-contact .media__frame {
  overflow: hidden;
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-m);
  background: var(--pc-plate);
}

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

.page-contact .contact-channels__figure {
  margin: 0;
}

.page-contact .contact-channels__figure .media__frame {
  aspect-ratio: 1 / 1;
}

.page-contact .contact-channels__figure .media__frame img {
  height: 100%;
}

.page-contact .media__caption {
  margin-top: .75rem;
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 咨询准备清单 ---------- */
.page-contact .contact-prepare {
  padding-block: clamp(2.2rem, 5vw, 3.6rem);
}

.page-contact .contact-prepare .prose {
  margin-top: 1rem;
  max-width: var(--measure);
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .checklist {
  margin: clamp(1.8rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .checklist__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .checklist__mark {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: .35rem;
  border: 1px solid var(--gilt);
  border-radius: 2px;
  background: var(--gilt-wash);
}

.page-contact .checklist__mark::after {
  content: "";
  position: absolute;
  left: .3rem;
  top: .1rem;
  width: .3rem;
  height: .58rem;
  border-right: 2px solid var(--gilt);
  border-bottom: 2px solid var(--gilt);
  transform: rotate(40deg);
}

.page-contact .checklist h3 {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .checklist p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--ink-70);
}

/* ---------- 响应节奏（深色区） ---------- */
.page-contact .contact-rhythm {
  padding-block: clamp(2.4rem, 6vw, 4.4rem);
}

.page-contact .contact-rhythm__grid {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}

.page-contact .contact-rhythm__lede {
  margin: 1rem 0 0;
  max-width: 36em;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .contact-steps {
  margin: clamp(1.6rem, 4vw, 2.4rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-steps__item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--pc-plate-line);
}

.page-contact .contact-steps__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .contact-steps__idx {
  font-family: var(--font-num);
  font-size: .8125rem;
  letter-spacing: .16em;
  color: var(--gilt);
  padding-top: .25rem;
}

.page-contact .contact-steps h3 {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--snow);
}

.page-contact .contact-steps p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--on-dark-soft);
}

.page-contact .contact-rhythm__figure {
  margin: 0;
}

.page-contact .contact-rhythm__figure .media__caption {
  color: var(--on-dark-soft);
}

/* ---------- 备案与主体 ---------- */
.page-contact .contact-registry {
  padding-block: clamp(2.4rem, 6vw, 4rem);
}

.page-contact .contact-registry .prose {
  margin-top: 1rem;
  max-width: var(--measure);
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .registry-list {
  margin: clamp(1.8rem, 4vw, 2.6rem) 0 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .registry-list__row {
  display: grid;
  gap: .35rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.page-contact .registry-list dt {
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-contact .registry-list dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--ink-82);
}

.page-contact .registry-list__code {
  font-family: var(--font-num);
  font-size: 1rem;
  letter-spacing: .06em;
  color: var(--wine);
  user-select: all;
}

/* ---------- 其他栏目入口 ---------- */
.page-contact .contact-elsewhere {
  padding-block: clamp(2.2rem, 5vw, 3.6rem) clamp(3rem, 7vw, 5rem);
}

.page-contact .contact-elsewhere__head {
  max-width: 46rem;
}

.page-contact .linkgrid {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-m);
  background: var(--hairline);
  overflow: hidden;
}

.page-contact .linkgrid__item {
  display: grid;
  gap: .3rem;
  padding: 1.15rem 1.3rem;
  background: var(--snow);
  color: var(--ink);
  text-decoration: none;
  transition: background var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.page-contact .linkgrid__item:hover {
  background: var(--gilt-wash);
  transform: translateY(-2px);
}

.page-contact .linkgrid__item:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: -4px;
}

.page-contact .linkgrid__label {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--wine);
}

.page-contact .linkgrid__note {
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--ink-50);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .registry-list__row {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.4rem;
  }

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

@media (min-width: 960px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-channels__figure {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin-top: .4rem;
  }

  .page-contact .contact-rhythm__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-contact .linkgrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-plate .copy-btn:hover,
  .page-contact .linkgrid__item:hover {
    transform: none;
  }
}
</main>