.page-contact {
  --pc-copy: rgba(244, 247, 251, 0.74);
  --pc-copy-dim: rgba(244, 247, 251, 0.52);
  display: block;
  color: var(--hh-ink);
}

/* ============ 首屏 ============ */
.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(1.25rem, 4vw, 2.5rem) clamp(2.5rem, 7vw, 5.5rem);
  overflow: hidden;
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: -30% -15% auto -15%;
  height: 78%;
  background:
    radial-gradient(52% 62% at 16% 22%, rgba(46, 125, 209, 0.3), transparent 68%),
    radial-gradient(40% 52% at 84% 6%, rgba(255, 122, 61, 0.16), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .pc-hero__wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 5vw, 3.25rem);
  align-items: start;
}

.page-contact .pc-hero__title {
  margin: 0.6rem 0 1rem;
  font-family: var(--hh-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.2vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--hh-snow);
}

.page-contact .pc-hero__lead {
  margin: 0 0 1.6rem;
  max-width: 46ch;
  font-size: clamp(0.95rem, 1.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--pc-copy);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.85rem;
}

.page-contact .pc-hero__meta {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 1.1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--hh-line);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--pc-copy-dim);
}

.page-contact .pc-hero__metaitem {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.page-contact .pc-hero__metakey {
  font-family: var(--hh-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--hh-silver);
}

.page-contact .pc-hero__media {
  margin: 0;
}

/* ============ 排名查找 ============ */
.page-contact .pc-rank {
  padding-block: clamp(2rem, 6vw, 4.5rem);
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-rank__head {
  margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
}

.page-contact .pc-rank__head h2 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--hh-display);
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--hh-snow);
}

.page-contact .pc-rank__sub {
  margin: 0;
  max-width: 52ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

.page-contact .pc-rank__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .pc-rank__steps {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.page-contact .pc-step {
  padding: 1.1rem 1.15rem 1.25rem;
  background: var(--hh-glass);
  border: 1px solid var(--hh-line);
  border-radius: var(--hh-radius);
}

.page-contact .pc-step__head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.page-contact .pc-step__num {
  font-family: var(--hh-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--hh-orange);
}

.page-contact .pc-step__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--hh-snow);
}

.page-contact .pc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-chip {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: var(--pc-copy);
  background: rgba(244, 247, 251, 0.05);
  border: 1px solid var(--hh-line);
  border-radius: 999px;
}

.page-contact .pc-chip.is-on {
  color: #06152c;
  background: var(--hh-snow);
  border-color: var(--hh-snow);
  font-weight: 700;
}

.page-contact .pc-rank__hint {
  margin: 0;
}

.page-contact .pc-rank__result {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-contact .pc-rank__card {
  padding: clamp(1.1rem, 3vw, 1.75rem);
  background: linear-gradient(160deg, rgba(46, 125, 209, 0.14), rgba(7, 17, 38, 0.9));
  border: 1px solid var(--hh-line-strong);
  border-radius: var(--hh-radius);
  box-shadow: var(--hh-shadow);
}

.page-contact .pc-rank__cardhead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.page-contact .pc-rank__cardtitle {
  margin: 0.3rem 0 0;
  font-family: var(--hh-display);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  font-weight: 800;
  color: var(--hh-snow);
}

.page-contact .pc-rank__table th,
.page-contact .pc-rank__table td {
  white-space: nowrap;
}

.page-contact .pc-rank__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  margin-top: 1rem;
}

.page-contact .pc-rank__foot .hh-hint {
  margin: 0;
  flex: 1 1 16rem;
}

.page-contact .pc-rank__media {
  margin: 0;
}

.page-contact .pc-num {
  font-family: var(--hh-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

/* ============ 联系通道 ============ */
.page-contact .pc-channels {
  padding-block: clamp(2rem, 6vw, 4.5rem);
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-channels__sub {
  margin: 0.85rem 0 0;
  max-width: 50ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .pc-chan {
  position: relative;
  padding: 1.4rem 1.3rem 1.5rem;
  background: var(--hh-glass);
  border: 1px solid var(--hh-line);
  border-left: 3px solid var(--hh-blue);
  border-radius: var(--hh-radius);
  backdrop-filter: blur(10px);
}

.page-contact .pc-chan--phone {
  border-left-color: var(--hh-orange);
}

.page-contact .pc-chan--addr {
  border-left-color: var(--hh-yellow);
}

.page-contact .pc-chan__label {
  margin: 0 0 0.7rem;
  font-family: var(--hh-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hh-silver);
}

.page-contact .pc-chan__value {
  margin: 0 0 0.85rem;
  font-size: clamp(1.0625rem, 2.2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--hh-snow);
  word-break: break-word;
}

.page-contact .pc-chan__mail,
.page-contact .pc-chan__tel {
  font-family: var(--hh-mono);
  font-size: clamp(0.9375rem, 2vw, 1.1875rem);
  letter-spacing: 0.01em;
}

.page-contact .pc-chan__addr {
  font-size: 1.0625rem;
  line-height: 1.6;
}

.page-contact .pc-chan__desc {
  margin: 0 0 0.85rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

.page-contact .pc-chan__note {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--hh-line);
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--pc-copy-dim);
}

/* ============ 合作与内容咨询 ============ */
.page-contact .pc-collab {
  padding-block: clamp(2rem, 6vw, 4.5rem);
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-collab__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .pc-collab__intro h2 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--hh-display);
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--hh-snow);
}

.page-contact .pc-collab__intro p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--pc-copy);
}

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

.page-contact .pc-collab__item {
  padding: 1.25rem 1.25rem 1.35rem;
  background: rgba(7, 17, 38, 0.62);
  border: 1px solid var(--hh-line);
  border-radius: var(--hh-radius);
}

.page-contact .pc-collab__title {
  margin: 0.7rem 0 0.55rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--hh-snow);
}

.page-contact .pc-collab__item p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

/* ============ 响应节奏 ============ */
.page-contact .pc-rhythm {
  padding-block: clamp(2rem, 6vw, 4.5rem);
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-rhythm__head {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .pc-rhythm__head h2 {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--hh-display);
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--hh-snow);
}

.page-contact .pc-rhythm__sub {
  margin: 0;
  max-width: 52ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

.page-contact .pc-rhythm__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 5vw, 3.25rem);
}

.page-contact .pc-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.5rem;
  list-style: none;
}

.page-contact .pc-timeline::before {
  content: "";
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 0.3125rem;
  width: 1px;
  background: linear-gradient(180deg, var(--hh-blue), var(--hh-orange), rgba(167, 180, 201, 0.15));
}

.page-contact .pc-timeline__row {
  position: relative;
  padding-bottom: 1.6rem;
}

.page-contact .pc-timeline__row:last-child {
  padding-bottom: 0;
}

.page-contact .pc-timeline__dot {
  position: absolute;
  left: -1.5rem;
  top: 0.5rem;
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 50%;
  background: var(--hh-night);
  border: 1px solid var(--hh-silver);
}

.page-contact .pc-timeline__tag {
  margin: 0 0 0.55rem;
}

.page-contact .pc-timeline__title {
  margin: 0 0 0.45rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--hh-snow);
}

.page-contact .pc-timeline__body p:last-child {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--pc-copy);
}

.page-contact .pc-rhythm__aside {
  padding: 1.5rem 1.35rem;
  background: linear-gradient(170deg, rgba(46, 125, 209, 0.16), rgba(11, 27, 58, 0.7));
  border: 1px solid var(--hh-line-strong);
  border-radius: var(--hh-radius);
  align-self: start;
}

.page-contact .pc-rhythm__aside > p:not(.hh-kicker) {
  margin: 0.85rem 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--pc-copy);
}

.page-contact .pc-rhythm__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ============ 备案与运营信息 ============ */
.page-contact .pc-legal {
  padding-block: clamp(2rem, 6vw, 4rem) clamp(2.5rem, 7vw, 5rem);
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-legal__wrap {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-contact .pc-legal__title {
  margin: 0;
  font-family: var(--hh-display);
  font-size: clamp(1.35rem, 2.8vw, 1.9rem);
  font-weight: 800;
  color: var(--hh-snow);
}

.page-contact .pc-legal__kv {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hh-line);
}

.page-contact .pc-legal__kv .hh-kv__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--hh-line);
}

.page-contact .pc-legal__kv .hh-kv__k {
  font-family: var(--hh-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--hh-silver);
}

.page-contact .pc-legal__kv .hh-kv__v {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--hh-snow);
  word-break: break-word;
}

.page-contact .pc-legal__hint {
  margin: 0;
}

/* ============ 动画兼容 ============ */
@media (prefers-reduced-motion: no-preference) {
  .page-contact .pc-hero::before {
    animation: pc-drift 22s ease-in-out infinite alternate;
  }
}

@keyframes pc-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(0, 2.5%, 0) scale(1.06); }
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-legal__kv .hh-kv__row {
    grid-template-columns: minmax(8rem, 12rem) 1fr;
    align-items: baseline;
    gap: 1.25rem;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__wrap {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }

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

  .page-contact .pc-hero__metaitem {
    display: block;
  }

  .page-contact .pc-hero__metakey {
    display: block;
    margin-bottom: 0.3rem;
  }

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

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

  .page-contact .pc-collab__wrap {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-contact .pc-collab__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
<<<END>>>