.page-contact {
  --pc-aside: 300px;
  --pc-icon: 46px;
}

.page-contact .contact-hero {
  position: relative;
  padding: 26px 0 0;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 420px;
  background-image:
    linear-gradient(rgba(58, 242, 206, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58, 242, 206, .07) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-contact .contact-hero__head {
  position: relative;
  max-width: 760px;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 28px;
}

/* 渠道卡 */
.page-contact .contact-stack {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, var(--glass), var(--glass-soft));
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition: border-color .22s var(--ease), transform .22s var(--ease), background .22s var(--ease);
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: rgba(58, 242, 206, .62);
  transform: translateY(-2px);
}

.page-contact .contact-card__icon {
  flex: 0 0 var(--pc-icon);
  width: var(--pc-icon);
  height: var(--pc-icon);
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(10, 18, 16, .55);
  color: var(--cyan);
}

.page-contact .contact-card__icon svg {
  width: 22px;
  height: 22px;
  display: block;
}

.page-contact .contact-card__body {
  min-width: 0;
  flex: 1 1 auto;
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-card__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-card__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(233, 246, 241, .84);
}

.page-contact .contact-card__scene {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
  opacity: .82;
  transition: opacity .22s var(--ease), border-color .22s var(--ease);
}

.page-contact .contact-card:hover .contact-card__scene,
.page-contact .contact-card:focus-within .contact-card__scene {
  opacity: 1;
  border-top-color: rgba(58, 242, 206, .42);
}

/* 右侧栏 */
.page-contact .contact-aside {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-aside__photo {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--deep);
}

.page-contact .contact-aside__photo img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.55) brightness(.66) contrast(1.06);
}

.page-contact .contact-aside__photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(to bottom, rgba(233, 246, 241, .05) 0 1px, transparent 1px 4px),
    linear-gradient(180deg, rgba(10, 18, 16, .12), rgba(15, 46, 39, .82));
  pointer-events: none;
}

.page-contact .contact-status {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--deep-2);
}

.page-contact .contact-status__row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact .contact-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(58, 242, 206, .16);
  animation: pc-pulse 2.6s ease-in-out infinite;
}

@keyframes pc-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(58, 242, 206, .16); }
  50% { box-shadow: 0 0 0 8px rgba(58, 242, 206, .05); }
}

.page-contact .contact-status__text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-contact .contact-scale {
  display: flex;
  gap: 12px;
  align-items: stretch;
  margin-top: 16px;
}

.page-contact .contact-scale__marks {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2px 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-contact .contact-scale__bar {
  position: relative;
  flex: 1 1 auto;
  height: 148px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    repeating-linear-gradient(to bottom, rgba(233, 246, 241, .16) 0 1px, transparent 1px 15px),
    linear-gradient(180deg, rgba(58, 242, 206, .22), rgba(58, 242, 206, .05));
}

.page-contact .contact-scale__bar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-scale__bar::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--orange);
}

.page-contact .contact-status__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* 反馈流程 */
.page-contact .contact-flow {
  max-width: 820px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(152deg, rgba(24, 64, 55, .45), rgba(10, 18, 16, .55));
}

.page-contact .contact-feedback h2,
.page-contact .contact-partner h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-flow__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(233, 246, 241, .82);
  max-width: 60ch;
}

.page-contact .contact-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .contact-steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-contact .contact-steps__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .contact-steps__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .contact-steps__text {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-flow__btn {
  margin-top: 20px;
}

/* 合作 */
.page-contact .contact-partner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.page-contact .contact-partner__text > p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(233, 246, 241, .84);
  max-width: 58ch;
}

.page-contact .contact-partner__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-partner__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-partner__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 12px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-partner__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--deep);
}

.page-contact .contact-partner__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(.6) brightness(.72);
}

/* 备案与运营信息 */
.page-contact .contact-legal {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin: 0;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--deep-2);
}

.page-contact .contact-legal dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-legal dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-legal__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 16px 0 0;
}

.page-contact .contact-legal__links a {
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-legal__links a:hover,
.page-contact .contact-legal__links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

@media (min-width: 720px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) var(--pc-aside);
    gap: 18px;
    align-items: start;
  }

  .page-contact .contact-aside__photo img {
    aspect-ratio: 3 / 4;
  }

  .page-contact .contact-flow {
    padding: 30px 32px;
  }

  .page-contact .contact-legal {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 24px 26px;
  }

  .page-contact .contact-legal__links {
    margin-top: 20px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    padding-top: 34px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) var(--pc-aside);
    gap: 24px;
    margin-top: 36px;
  }

  .page-contact .contact-card {
    padding: 24px 26px;
  }

  .page-contact .contact-partner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 32px;
  }
}

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

  .page-contact .contact-card,
  .page-contact .contact-card:hover {
    transition: none;
    transform: none;
  }
}
<<<END>>>