.page-contact {
  --pc-paper-line: rgba(20, 22, 28, 0.12);
  --pc-paper-mute: rgba(20, 22, 28, 0.68);
}

.page-contact .pc-crumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  padding-top: clamp(20px, 4vw, 44px);
  padding-bottom: clamp(36px, 6vw, 76px);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: min(540px, 72vh);
  background-image: var(--sy-grid-pattern);
  background-size: 8px 8px;
  opacity: 0.28;
  z-index: -1;
  pointer-events: none;
}

.page-contact .pc-hero__head {
  max-width: 44rem;
  padding-bottom: clamp(26px, 4.5vw, 46px);
}

.page-contact .pc-hero__head h1 {
  margin: 14px 0 18px;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: var(--sy-t1);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--sy-paper);
}

.page-contact .pc-hero__lead {
  margin: 0;
  max-width: 32em;
  font-size: clamp(15px, 2.6vw, 17px);
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-contact .pc-hero__body {
  display: grid;
  gap: clamp(22px, 3.4vw, 34px);
  align-items: start;
}

/* ---- 渠道卡片（移动端横向滑动） ---- */

.page-contact .pc-channels {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 16px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-contact .pc-channel {
  position: relative;
  flex: 0 0 min(78vw, 320px);
  scroll-snap-align: start;
  padding: 22px 20px 24px;
  background: var(--sy-paper);
  color: var(--sy-ink);
  border-left: 4px solid var(--sy-gold);
  border-radius: var(--sy-radius-sm);
  box-shadow: 0 22px 44px -30px rgba(0, 0, 0, 0.95);
  overflow: hidden;
}

.page-contact .pc-channel__idx {
  position: absolute;
  top: 6px;
  right: 14px;
  font-family: var(--sy-font-display);
  font-weight: 200;
  font-size: 38px;
  line-height: 1;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: rgba(20, 22, 28, 0.13);
}

.page-contact .pc-channel__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--pc-paper-mute);
}

.page-contact .pc-channel__value {
  margin: 0 0 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 700;
  font-size: clamp(15px, 3.4vw, 17px);
  line-height: 1.5;
  letter-spacing: -0.01em;
  word-break: break-word;
  color: var(--sy-ink);
}

.page-contact .pc-channel__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-paper-mute);
}

/* ---- 夜间方位示意 ---- */

.page-contact .pc-map {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-contact .pc-map__frame {
  position: relative;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--sy-line);
  border-radius: var(--sy-radius);
  background: var(--sy-panel);
  overflow: hidden;
}

.page-contact .pc-map__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--sy-grid-pattern);
  background-size: 24px 24px;
  opacity: 0.55;
}

.page-contact .pc-map__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 58% 50%, rgba(242, 184, 87, 0.16), transparent 62%);
  pointer-events: none;
}

.page-contact .pc-map__mark {
  position: absolute;
  width: 14px;
  height: 14px;
  border-style: solid;
  border-color: var(--sy-gold-line);
  opacity: 0.7;
  z-index: 2;
}

.page-contact .pc-map__mark--tl {
  top: 12px;
  left: 12px;
  border-width: 1px 0 0 1px;
}

.page-contact .pc-map__mark--tr {
  top: 12px;
  right: 12px;
  border-width: 1px 1px 0 0;
}

.page-contact .pc-map__mark--bl {
  bottom: 12px;
  left: 12px;
  border-width: 0 0 1px 1px;
}

.page-contact .pc-map__mark--br {
  bottom: 12px;
  right: 12px;
  border-width: 0 1px 1px 0;
}

.page-contact .pc-map__dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sy-mist);
  opacity: 0.5;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.page-contact .pc-map__pin {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--sy-gold);
  transform: translate(-50%, -50%);
  box-shadow:
    0 0 0 6px rgba(242, 184, 87, 0.18),
    0 0 0 16px rgba(242, 184, 87, 0.07);
  animation: pc-pulse 3.6s var(--sy-ease) infinite;
  z-index: 3;
}

@keyframes pc-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 6px rgba(242, 184, 87, 0.18),
      0 0 0 16px rgba(242, 184, 87, 0.07);
  }
  50% {
    box-shadow:
      0 0 0 9px rgba(242, 184, 87, 0.12),
      0 0 0 24px rgba(242, 184, 87, 0.03);
  }
}

.page-contact .pc-map__label {
  position: absolute;
  transform: translate(-50%, -240%);
  font-size: 12px;
  letter-spacing: 0.1em;
  white-space: nowrap;
  color: var(--sy-gold);
  z-index: 4;
}

.page-contact .pc-map__caption {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sy-mist);
}

/* ---------- 回复时段 ---------- */

.page-contact .pc-time {
  border-top: 1px solid var(--sy-line-soft);
  border-bottom: 1px solid var(--sy-line-soft);
}

.page-contact .pc-time__text h2 {
  margin: 12px 0 16px;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: var(--sy-t2);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--sy-paper);
}

.page-contact .pc-time__text > p {
  margin: 0;
  max-width: 34em;
  font-size: var(--sy-t4);
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-contact .pc-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 34em;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sy-mist);
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 13px;
  height: 1px;
  background: var(--sy-gold);
}

.page-contact .pc-time__tail {
  margin-top: 24px;
}

.page-contact .pc-time__tail a {
  color: var(--sy-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--sy-gold-line);
  padding-bottom: 1px;
}

.page-contact .pc-time__tail a:hover {
  border-bottom-color: var(--sy-gold);
}

.page-contact .pc-time__figure {
  margin: clamp(26px, 4vw, 0px) 0 0;
  border: 1px solid var(--sy-line);
  border-radius: var(--sy-radius);
  overflow: hidden;
  background: var(--sy-panel);
}

.page-contact .pc-time__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .pc-time__figure figcaption {
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--sy-mist);
  border-top: 1px solid var(--sy-line-soft);
}

/* ---------- 按事由 ---------- */

.page-contact .pc-causes__head {
  max-width: 40rem;
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-contact .pc-causes__head h2 {
  margin: 12px 0 14px;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: var(--sy-t2);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--sy-paper);
}

.page-contact .pc-causes__head p {
  margin: 0;
  font-size: var(--sy-t4);
  line-height: 1.75;
  color: var(--sy-mist);
}

.page-contact .pc-causes__list {
  display: grid;
  gap: 10px;
  max-width: 62rem;
}

.page-contact .pc-cause {
  border: 1px solid var(--sy-line);
  border-left: 3px solid var(--sy-line);
  border-radius: var(--sy-radius-sm);
  background: var(--sy-panel);
  transition:
    border-left-color var(--sy-dur) var(--sy-ease),
    background-color var(--sy-dur) var(--sy-ease);
}

.page-contact .pc-cause:hover {
  border-left-color: var(--sy-gold-line);
}

.page-contact .pc-cause__btn {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 18px 18px;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: inherit;
}

.page-contact .pc-cause__num {
  flex: none;
  font-family: var(--sy-font-display);
  font-weight: 200;
  font-size: 15px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  color: var(--sy-gold);
}

.page-contact .pc-cause__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--sy-paper);
}

.page-contact .pc-cause .sy-collapse__panel .sy-collapse__body {
  padding: 0 18px 20px 47px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-contact .pc-cause .sy-collapse__panel .sy-collapse__body p {
  margin: 0 0 10px;
}

.page-contact .pc-cause .sy-collapse__panel .sy-collapse__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 内容共建 ---------- */

.page-contact .pc-coop h2 {
  margin: 12px 0 0;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: var(--sy-t2);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--sy-paper);
}

.page-contact .pc-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 5vw, 52px);
  margin: 26px 0 0;
}

.page-contact .pc-stats > div {
  display: grid;
  gap: 6px;
}

.page-contact .pc-stats dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sy-mist);
}

.page-contact .pc-stats dd {
  margin: 0;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--sy-gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-coop__body {
  margin-top: clamp(20px, 3vw, 0px);
}

.page-contact .pc-coop__body p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: var(--sy-t4);
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-contact .pc-coop__body p:last-child {
  margin-bottom: 0;
}

.page-contact .pc-coop__body a {
  color: var(--sy-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 191, 166, 0.45);
}

.page-contact .pc-coop__body a:hover {
  border-bottom-color: var(--sy-teal);
}

/* ---------- 地址与到访（暖纸区） ---------- */

.page-contact .pc-visit {
  margin-top: clamp(40px, 7vw, 80px);
  padding-block: clamp(40px, 7vw, 80px);
  background: var(--sy-paper);
  color: var(--sy-ink);
}

.page-contact .pc-visit__figure {
  margin: 0 0 clamp(26px, 4vw, 44px);
  border-radius: var(--sy-radius);
  overflow: hidden;
  background: var(--sy-panel);
}

.page-contact .pc-visit__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .pc-visit__grid {
  align-items: start;
}

.page-contact .pc-visit .sy-eyebrow {
  color: #A8761F;
}

.page-contact .pc-visit h2 {
  margin: 12px 0 0;
  font-family: var(--sy-font-display);
  font-weight: 800;
  font-size: var(--sy-t2);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--sy-ink);
}

.page-contact .pc-visit__grid > div:last-child p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: var(--sy-t4);
  line-height: 1.8;
  color: var(--pc-paper-mute);
}

.page-contact .pc-visit__grid > div:last-child p:last-child {
  margin-bottom: 0;
}

.page-contact .pc-visit__grid > div:last-child {
  margin-top: clamp(18px, 3vw, 0px);
}

/* ---------- 收尾入口 ---------- */

.page-contact .pc-next {
  padding-top: clamp(40px, 6vw, 68px);
}

.page-contact .pc-next__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--sy-mist);
}

.page-contact .pc-next__row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .pc-map__frame {
    aspect-ratio: 5 / 4;
  }

  .page-contact .pc-cause__btn {
    padding: 20px 24px;
  }

  .page-contact .pc-cause .sy-collapse__panel .sy-collapse__body {
    padding: 0 24px 24px 63px;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(28px, 4vw, 48px);
  }

  .page-contact .pc-channels {
    flex-direction: column;
    overflow: visible;
    padding: 0;
    gap: 12px;
  }

  .page-contact .pc-channel {
    flex: 0 0 auto;
    width: 100%;
  }

  .page-contact .pc-map__frame {
    aspect-ratio: 4 / 5;
  }

  .page-contact .pc-time__figure {
    margin-top: 0;
  }

  .page-contact .pc-coop__body {
    margin-top: 0;
  }

  .page-contact .pc-visit__grid > div:last-child {
    margin-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-map__pin {
    animation: none;
  }

  .page-contact .pc-cause {
    transition: none;
  }
}
<<<END>>>