.page-contact {
  --pc-rule: 2px solid var(--ay-line);
  background:
    repeating-linear-gradient(90deg, transparent 0 87px, var(--ay-grid-line) 87px 88px),
    repeating-linear-gradient(0deg, transparent 0 87px, var(--ay-grid-line) 87px 88px),
    var(--ay-night);
  color: var(--ay-cream);
  overflow-x: hidden;
}

.page-contact .pc-crumb {
  padding-block: 1.1rem 0.2rem;
}

/* ---------- 分屏信息台 ---------- */
.page-contact .pc-desk {
  padding-block: clamp(0.5rem, 2vw, 1rem) clamp(2rem, 6vw, 4rem);
}

.page-contact .pc-desk__inner {
  display: grid;
  gap: clamp(1.8rem, 5vw, 3rem);
  align-items: start;
}

.page-contact .pc-kicker {
  color: var(--ay-signal);
  letter-spacing: 0.16em;
  margin: 0 0 0.7rem;
}

.page-contact .pc-title {
  margin: 0 0 1rem;
  font-size: clamp(2.1rem, 7vw, 4.2rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ay-cream);
}

.page-contact .pc-title span {
  color: var(--ay-cyan);
  display: inline-block;
  border-bottom: 3px solid var(--ay-cyan-30);
  padding-bottom: 0.1em;
}

.page-contact .pc-lead {
  margin: 0 0 1.6rem;
  max-width: 38em;
  font-size: clamp(0.95rem, 2.4vw, 1.06rem);
  line-height: 1.8;
  color: var(--ay-cream-90);
}

.page-contact .pc-channels {
  display: grid;
  gap: 1.1rem;
}

.page-contact .pc-channel {
  position: relative;
  padding: 1.15rem 1.2rem 1.2rem;
  background: var(--ay-deep);
  border: var(--pc-rule);
  box-shadow: var(--ay-shadow-hard);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  border-color: var(--ay-cyan);
  box-shadow: var(--ay-shadow-glow);
}

.page-contact .pc-channel--phone {
  border-color: rgba(255, 122, 26, 0.45);
}

.page-contact .pc-channel__corner {
  position: absolute;
  top: -1px;
  right: -1px;
  padding: 0.22rem 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  background: var(--ay-cyan);
  color: var(--ay-ink);
  font-weight: 700;
}

.page-contact .pc-channel--phone .pc-channel__corner {
  background: var(--ay-signal);
}

.page-contact .pc-channel__key {
  margin: 0 0 0.5rem;
  color: var(--ay-slate);
}

.page-contact .pc-channel__value {
  display: block;
  font-family: var(--ay-font-data);
  font-size: clamp(1rem, 4.4vw, 1.5rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ay-cyan);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px dashed rgba(46, 242, 208, 0.4);
  padding-bottom: 0.2em;
}

.page-contact .pc-channel--phone .pc-channel__value {
  color: var(--ay-signal);
  border-bottom-color: rgba(255, 122, 26, 0.4);
}

.page-contact .pc-channel__value:hover,
.page-contact .pc-channel__value:focus-visible {
  color: var(--ay-cream);
  border-bottom-color: var(--ay-cream);
  outline: none;
}

.page-contact .pc-channel__note {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ay-cream-70);
}

.page-contact .pc-desk__right {
  display: grid;
  gap: 1.1rem;
}

.page-contact .pc-visual {
  position: relative;
  margin: 0;
  border: var(--pc-rule);
  box-shadow: var(--ay-shadow-hard);
  background: var(--ay-ink);
  overflow: hidden;
}

.page-contact .pc-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-contact .pc-visual__cap {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
  align-items: baseline;
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--ay-cream-90);
  background: linear-gradient(to top, rgba(2, 7, 13, 0.92), rgba(2, 7, 13, 0));
}

.page-contact .pc-visual__cap .ay-data {
  color: var(--ay-cyan);
  letter-spacing: 0.08em;
}

.page-contact .pc-hours {
  padding: 1.15rem 1.2rem;
  background: rgba(13, 39, 66, 0.72);
  border-left: 3px solid var(--ay-cyan);
  border-top: 1px solid var(--ay-cream-16);
  border-right: 1px solid var(--ay-cream-16);
  border-bottom: 1px solid var(--ay-cream-16);
}

.page-contact .pc-hours__key {
  margin: 0 0 0.45rem;
  color: var(--ay-slate);
}

.page-contact .pc-hours__big {
  margin: 0 0 0.8rem;
  font-size: 0.95rem;
  color: var(--ay-cream-70);
}

.page-contact .pc-hours__num {
  display: inline-block;
  margin-left: 0.35rem;
  font-size: clamp(1.15rem, 4vw, 1.5rem);
  color: var(--ay-cyan);
}

.page-contact .pc-hours__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.page-contact .pc-hours__list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ay-cream-70);
}

.page-contact .pc-hours__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--ay-signal);
}

/* ---------- 通用节标题 ---------- */
.page-contact .pc-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.9rem;
  padding-bottom: 0.8rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--ay-cream-16);
}

.page-contact .pc-section__index {
  color: var(--ay-signal);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-contact .pc-section__title {
  margin: 0;
  font-size: clamp(1.35rem, 4.4vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ay-cream);
}

/* ---------- 合作方向图例 ---------- */
.page-contact .pc-coop {
  padding-block: clamp(2rem, 6vw, 3.4rem);
  background: linear-gradient(180deg, rgba(13, 39, 66, 0.85), rgba(7, 26, 47, 0.9));
  border-top: 1px solid var(--ay-cream-16);
  border-bottom: 1px solid var(--ay-cream-16);
}

.page-contact .pc-coop__intro {
  margin: 0 0 1.5rem;
  max-width: 44em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ay-cream-70);
}

.page-contact .pc-coop__layout {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.4rem);
}

.page-contact .pc-legend {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1rem;
}

.page-contact .pc-legend__item {
  position: relative;
  padding: 1rem 1.1rem 1.1rem;
  background: rgba(7, 26, 47, 0.85);
  border: 2px solid var(--ay-cream-16);
  box-shadow: 4px 4px 0 rgba(2, 7, 13, 0.7);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-contact .pc-legend__item:hover {
  border-color: var(--ay-cyan);
  transform: translateY(-2px);
}

.page-contact .pc-legend__dot {
  position: absolute;
  top: 1.05rem;
  right: 1.1rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ay-cyan);
}

.page-contact .pc-legend__item--build .pc-legend__dot { background: var(--ay-cyan); }
.page-contact .pc-legend__item--club .pc-legend__dot { background: var(--ay-moss); }
.page-contact .pc-legend__item--data .pc-legend__dot { background: var(--ay-paper); }
.page-contact .pc-legend__item--brand .pc-legend__dot { background: var(--ay-clay); }

.page-contact .pc-legend__item--build { border-left: 4px solid var(--ay-cyan); }
.page-contact .pc-legend__item--club { border-left: 4px solid var(--ay-moss); }
.page-contact .pc-legend__item--data { border-left: 4px solid var(--ay-paper); }
.page-contact .pc-legend__item--brand { border-left: 4px solid var(--ay-clay); }

.page-contact .pc-legend__key {
  margin: 0 0 0.35rem;
  color: var(--ay-slate);
}

.page-contact .pc-legend__name {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ay-cream);
  letter-spacing: 0.01em;
}

.page-contact .pc-legend__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ay-cream-70);
}

.page-contact .pc-coop__figure {
  margin: 0;
  border: var(--pc-rule);
  box-shadow: var(--ay-shadow-hard);
  background: var(--ay-ink);
  overflow: hidden;
  align-self: start;
}

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

.page-contact .pc-coop__cap {
  padding: 0.85rem 1rem;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--ay-cream-70);
  border-top: 1px solid var(--ay-cream-16);
  background: rgba(2, 7, 13, 0.55);
}

/* ---------- 反馈材料清单 ---------- */
.page-contact .pc-report {
  padding-block: clamp(2rem, 6vw, 3.4rem);
}

.page-contact .pc-report__grid {
  display: grid;
  gap: 1.4rem;
}

.page-contact .pc-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.page-contact .pc-check__item {
  display: grid;
  grid-template-columns: 1.6rem 1fr;
  gap: 0.3rem;
  align-items: start;
  padding: 0.7rem 0.85rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ay-cream-90);
  background: rgba(13, 39, 66, 0.6);
  border: 1px solid var(--ay-cream-16);
}

.page-contact .pc-check__mark {
  font-family: var(--ay-font-data);
  color: var(--ay-moss);
  font-weight: 700;
  line-height: 1.7;
}

.page-contact .pc-fold {
  border: 2px solid var(--ay-cyan-30);
  background: rgba(7, 26, 47, 0.9);
  box-shadow: var(--ay-shadow-hard);
}

.page-contact .pc-fold__summary {
  padding: 0.9rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ay-cyan);
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid transparent;
}

.page-contact .pc-fold__summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-fold__summary::before {
  content: "＋ ";
  font-family: var(--ay-font-data);
  color: var(--ay-signal);
}

.page-contact .pc-fold[open] .pc-fold__summary {
  border-bottom-color: var(--ay-cream-16);
}

.page-contact .pc-fold[open] .pc-fold__summary::before {
  content: "－ ";
}

.page-contact .pc-fold__body {
  padding: 0.9rem 1rem 1rem;
}

.page-contact .pc-fold__body p {
  margin: 0 0 0.7rem;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--ay-cream-70);
}

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

/* ---------- 地址与备案 ---------- */
.page-contact .pc-place {
  padding-block: clamp(2rem, 6vw, 3.4rem);
  background: rgba(2, 7, 13, 0.55);
  border-top: 1px solid var(--ay-cream-16);
  border-bottom: 1px solid var(--ay-cream-16);
}

.page-contact .pc-place__inner {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
}

.page-contact .pc-facts {
  margin: 0;
  display: grid;
  gap: 0.9rem;
}

.page-contact .pc-facts__row {
  display: grid;
  gap: 0.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px dashed var(--ay-cream-16);
}

.page-contact .pc-facts__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .pc-facts dt {
  color: var(--ay-slate);
  margin: 0;
}

.page-contact .pc-facts dd {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--ay-cream);
  word-break: break-word;
}

.page-contact .pc-facts dd a {
  color: var(--ay-cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(46, 242, 208, 0.45);
}

.page-contact .pc-facts dd a:hover,
.page-contact .pc-facts dd a:focus-visible {
  color: var(--ay-cream);
  border-bottom-color: var(--ay-cream);
  outline: none;
}

.page-contact .pc-facts dd.ay-data {
  font-family: var(--ay-font-data);
  letter-spacing: 0.04em;
  color: var(--ay-paper);
}

.page-contact .pc-place__note {
  margin: 1rem 0 0;
  padding-left: 0.9rem;
  border-left: 3px solid var(--ay-clay);
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--ay-cream-70);
}

.page-contact .pc-place__plot {
  display: flex;
  align-items: stretch;
}

.page-contact .pc-plot {
  position: relative;
  width: 100%;
  min-height: 240px;
  border: 2px solid var(--ay-line);
  background:
    repeating-linear-gradient(0deg, transparent 0 29px, var(--ay-grid-line) 29px 30px),
    repeating-linear-gradient(90deg, transparent 0 29px, var(--ay-grid-line) 29px 30px),
    linear-gradient(150deg, rgba(46, 242, 208, 0.08), rgba(13, 39, 66, 0.55));
  overflow: hidden;
}

.page-contact .pc-plot__axis {
  position: absolute;
  background: var(--ay-cyan-30);
}

.page-contact .pc-plot__axis--x {
  left: 12%;
  right: 12%;
  top: 52%;
  height: 2px;
}

.page-contact .pc-plot__axis--y {
  top: 14%;
  bottom: 14%;
  left: 34%;
  width: 2px;
}

.page-contact .pc-plot__dot {
  position: absolute;
  left: calc(34% - 8px);
  top: calc(52% - 8px);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ay-signal);
  box-shadow: 0 0 0 6px rgba(255, 122, 26, 0.22);
}

.page-contact .pc-plot__label {
  position: absolute;
  top: 10%;
  left: 8%;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ay-slate);
}

.page-contact .pc-plot__label--e {
  left: auto;
  right: 8%;
  top: calc(52% + 0.6rem);
}

.page-contact .pc-plot__label--foot {
  top: auto;
  bottom: 0.8rem;
  left: 8%;
  color: var(--ay-paper);
}

/* ---------- 咨询分诊 ---------- */
.page-contact .pc-route {
  padding-block: clamp(2rem, 6vw, 3.6rem) clamp(2.4rem, 7vw, 4rem);
}

.page-contact .pc-route__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.page-contact .pc-route__item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.5rem 0.85rem;
  align-items: start;
  padding: 1rem 1.05rem;
  background: rgba(13, 39, 66, 0.55);
  border: 1px solid var(--ay-cream-16);
  border-left: 3px solid var(--ay-slate);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-contact .pc-route__item:hover {
  border-left-color: var(--ay-cyan);
  background: rgba(13, 39, 66, 0.85);
}

.page-contact .pc-route__item--last {
  border-left-color: var(--ay-signal);
  background: rgba(255, 122, 26, 0.08);
}

.page-contact .pc-route__no {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--ay-cyan);
  padding-top: 0.2rem;
}

.page-contact .pc-route__body h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ay-cream);
  letter-spacing: 0.01em;
}

.page-contact .pc-route__body p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--ay-cream-70);
}

.page-contact .pc-route__link {
  grid-column: 2;
  justify-self: start;
  display: inline-block;
  padding: 0.4rem 0.9rem;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--ay-night);
  background: var(--ay-cyan);
  text-decoration: none;
  border: 2px solid var(--ay-cyan);
  box-shadow: 3px 3px 0 rgba(2, 7, 13, 0.8);
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .pc-route__link:hover,
.page-contact .pc-route__link:focus-visible {
  background: transparent;
  color: var(--ay-cyan);
  outline: none;
}

.page-contact .pc-route__link--mail {
  background: var(--ay-signal);
  border-color: var(--ay-signal);
  color: var(--ay-ink);
}

.page-contact .pc-route__link--mail:hover,
.page-contact .pc-route__link--mail:focus-visible {
  background: transparent;
  color: var(--ay-signal);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-contact .pc-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.6rem;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-desk__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .pc-coop__layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }

  .page-contact .pc-report__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-contact .pc-place__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: stretch;
  }

  .page-contact .pc-plot {
    min-height: 300px;
  }
}

@media (min-width: 1100px) {
  .page-contact .pc-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-route__item {
    grid-template-columns: 2.4rem minmax(0, 1fr) minmax(0, 0.34fr);
    align-items: center;
    padding: 1.05rem 1.2rem;
  }

  .page-contact .pc-route__link {
    grid-column: 3;
    justify-self: end;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-legend__item,
  .page-contact .pc-route__item,
  .page-contact .pc-route__link {
    transition: none;
  }

  .page-contact .pc-legend__item:hover {
    transform: none;
  }
}
<<<END>>>