.page-contact {
  --pc-cut-lg: 22px;
  --pc-cut-sm: 14px;
  --pc-gap: clamp(14px, 2.2vw, 26px);
  display: block;
  background: linear-gradient(180deg, var(--ink) 0%, #071a18 42%, var(--ink-2) 100%);
  color: var(--text);
  font-family: var(--font-body);
}

.page-contact .mono {
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  padding-top: clamp(16px, 2.6vw, 26px);
  padding-bottom: clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-response {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 14px 0 clamp(20px, 3vw, 34px);
  padding: 11px 15px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  background: rgba(18, 42, 44, 0.55);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-response__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.18);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .pc-hero__copy {
  max-width: 62ch;
}

.page-contact .pc-hero h1 {
  margin: 10px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(30px, 6.4vw, 50px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-hero__lede {
  color: var(--text);
  margin: 0;
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .pc-hero__frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(18, 42, 44, 0.9), rgba(11, 22, 38, 0.95));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut-lg)), calc(100% - var(--pc-cut-lg)) 100%, 0 100%);
}

.page-contact .pc-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    180deg,
    rgba(63, 242, 214, 0.06) 0px,
    rgba(63, 242, 214, 0.06) 1px,
    transparent 1px,
    transparent 5px
  );
  pointer-events: none;
}

.page-contact .pc-hero__frame img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.82;
}

.page-contact .pc-hero__cap {
  position: absolute;
  right: 14px;
  bottom: 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  background: rgba(6, 20, 18, 0.78);
  padding: 3px 8px;
  border: 1px solid rgba(63, 242, 214, 0.3);
}

/* ---------- 区块标题 ---------- */

.page-contact .pc-sec-head {
  max-width: 66ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .pc-sec-head h2 {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-sec-head p {
  margin: 0;
  color: var(--muted);
}

/* ---------- 渠道 ---------- */

.page-contact .pc-channels {
  padding-top: clamp(34px, 5vw, 60px);
  padding-bottom: clamp(34px, 5vw, 60px);
}

.page-contact .pc-channels__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .pc-channels__side {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .pc-mail-card,
.page-contact .pc-phone-card,
.page-contact .pc-hours-card {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  background: var(--panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut-sm)), calc(100% - var(--pc-cut-sm)) 100%, 0 100%);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-contact .pc-mail-card {
  background: linear-gradient(158deg, rgba(63, 242, 214, 0.12) 0%, rgba(11, 22, 38, 0.94) 58%, var(--panel) 100%);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .pc-mail-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 58%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-contact .pc-phone-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.page-contact .pc-mail-card:hover,
.page-contact .pc-phone-card:hover,
.page-contact .pc-hours-card:hover {
  border-color: rgba(63, 242, 214, 0.55);
  transform: translateY(-2px);
}

.page-contact .pc-card-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}

.page-contact .pc-card-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .pc-card-meta {
  margin: 0;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.page-contact .pc-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 3.6vw, 27px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  word-break: break-all;
  text-decoration: none;
  padding-bottom: 5px;
  border-bottom: 1px dashed currentColor;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .pc-link--cyan {
  color: var(--cyan);
}

.page-contact .pc-link--gold {
  color: var(--gold);
}

.page-contact .pc-link:hover,
.page-contact .pc-link:focus-visible {
  color: var(--white);
  border-bottom-style: solid;
}

.page-contact .pc-hours-card__time {
  margin: 10px 0 12px;
  font-size: clamp(18px, 2.8vw, 22px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}

/* ---------- 合作与反馈 ---------- */

.page-contact .pc-feedback {
  padding-top: clamp(34px, 5vw, 60px);
  padding-bottom: clamp(34px, 5vw, 60px);
  border-top: 1px solid var(--line);
}

.page-contact .pc-fb-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .pc-fb-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-top: 2px solid rgba(63, 242, 214, 0.35);
  background: rgba(11, 22, 38, 0.72);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut-sm)), calc(100% - var(--pc-cut-sm)) 100%, 0 100%);
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-contact .pc-fb-card:hover {
  border-top-color: var(--cyan);
  background: rgba(18, 42, 44, 0.86);
}

.page-contact .pc-fb-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .pc-fb-card > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-fb-card__subject {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.page-contact .pc-fb-card__subject span {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}

.page-contact .pc-fb-card__subject code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
  background: rgba(63, 242, 214, 0.08);
  border: 1px solid rgba(63, 242, 214, 0.22);
  padding: 3px 8px;
  word-break: break-all;
}

/* ---------- 地址 ---------- */

.page-contact .pc-address {
  padding-top: clamp(34px, 5vw, 60px);
  padding-bottom: clamp(34px, 5vw, 60px);
}

.page-contact .pc-address__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .pc-address-card {
  position: relative;
  overflow: hidden;
  min-height: 268px;
  display: flex;
  align-items: flex-end;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut-lg)), calc(100% - var(--pc-cut-lg)) 100%, 0 100%);
}

.page-contact .pc-address-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.4;
  filter: saturate(0.85);
}

.page-contact .pc-address-card__body {
  position: relative;
  width: 100%;
  padding: clamp(22px, 3.2vw, 36px);
  background: linear-gradient(0deg, rgba(6, 20, 18, 0.94) 12%, rgba(6, 20, 18, 0.24) 100%);
}

.page-contact .pc-address-card__body h2 {
  margin: 8px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-address-card__line {
  margin: 0 0 12px;
  font-size: clamp(15px, 2.4vw, 19px);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.01em;
}

.page-contact .pc-address-card__note {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .pc-address__side {
  padding: clamp(20px, 2.8vw, 30px);
  border: 1px solid var(--line);
  background: rgba(18, 42, 44, 0.5);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut-sm)), calc(100% - var(--pc-cut-sm)) 100%, 0 100%);
}

.page-contact .pc-address__side h3 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.4;
  color: var(--white);
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-checklist li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-checklist li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-checklist .mono {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-contact .pc-address__tip {
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 常见场景 ---------- */

.page-contact .pc-scenarios {
  padding-top: clamp(34px, 5vw, 60px);
  padding-bottom: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
}

.page-contact .pc-scenario-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .pc-scenario-list li {
  background: var(--ink);
}

.page-contact .pc-scenario-list a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 14px;
  padding: 18px clamp(14px, 2.4vw, 24px);
  text-decoration: none;
  color: inherit;
  transition: background 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-contact .pc-scenario-list a:hover,
.page-contact .pc-scenario-list a:focus-visible {
  background: rgba(18, 42, 44, 0.85);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-contact .pc-scenario-list__no {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.08em;
  padding-top: 4px;
}

.page-contact .pc-scenario-list__body {
  display: grid;
  gap: 5px;
}

.page-contact .pc-scenario-list__body strong {
  font-family: var(--font-head);
  font-size: clamp(15.5px, 2.3vw, 18px);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .pc-scenario-list__body span {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .pc-scenario-list__go {
  color: var(--cyan);
  font-size: 18px;
  line-height: 1;
  padding-top: 3px;
  transition: transform 180ms var(--ease);
}

.page-contact .pc-scenario-list a:hover .pc-scenario-list__go,
.page-contact .pc-scenario-list a:focus-visible .pc-scenario-list__go {
  transform: translateX(3px);
}

.page-contact .pc-scenarios__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: var(--pc-gap);
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: rgba(11, 22, 38, 0.7);
}

.page-contact .pc-scenarios__cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 焦点可见性 ---------- */

.page-contact a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-contact .pc-channels__side {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

  .page-contact .pc-mail-card {
    min-height: 100%;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: stretch;
  }

  .page-contact .pc-hero__frame img {
    min-height: 330px;
  }

  .page-contact .pc-channels__layout {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .pc-channels__side {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .page-contact .pc-address__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .pc-address-card {
    min-height: 340px;
  }
}

@media (min-width: 1180px) {
  .page-contact .pc-hero__grid {
    gap: 48px;
  }

  .page-contact .pc-scenario-list a {
    padding: 22px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-mail-card,
  .page-contact .pc-phone-card,
  .page-contact .pc-hours-card,
  .page-contact .pc-fb-card,
  .page-contact .pc-scenario-list a,
  .page-contact .pc-scenario-list__go,
  .page-contact .pc-link {
    transition: none;
  }

  .page-contact .pc-mail-card:hover,
  .page-contact .pc-phone-card:hover,
  .page-contact .pc-hours-card:hover {
    transform: none;
  }

  .page-contact .pc-scenario-list a:hover .pc-scenario-list__go,
  .page-contact .pc-scenario-list a:focus-visible .pc-scenario-list__go {
    transform: none;
  }
}
<<<END>>>