.page-contact {
  --pc-gap: clamp(14px, 2.4vw, 24px);
  background: var(--ink);
  color: var(--body-text);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 4vw, 44px) 0 var(--section-y);
  background: linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 70%);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(143, 163, 184, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 163, 184, 0.09) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 90%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 90%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -14%;
  width: 44%;
  height: 148%;
  background: linear-gradient(150deg, rgba(255, 90, 31, 0.18), rgba(25, 227, 177, 0.10) 58%, transparent 100%);
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-contact .contact-hero > .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: 24px;
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.4vw, 4.1rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--bone);
  margin: 14px 0 18px;
  overflow-wrap: break-word;
}

.page-contact .contact-hero__hl {
  color: var(--orange);
}

.page-contact .contact-hero__lede {
  max-width: 40em;
  color: var(--body-text);
}

.page-contact .contact-hero__hint {
  margin-top: 14px;
  max-width: 40em;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
}

/* 联系渠道 */
.page-contact .contact-channels {
  display: grid;
  gap: 10px;
  margin-top: var(--pc-gap);
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 18px 16px 21px;
  background: linear-gradient(120deg, rgba(16, 21, 28, 0.96), rgba(11, 25, 38, 0.72));
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--stone);
}

.page-contact .channel--teal::before { background: var(--teal); }
.page-contact .channel--orange::before { background: var(--orange); }

.page-contact a.channel:hover,
.page-contact a.channel:focus-visible {
  border-color: var(--line-2);
  background: linear-gradient(120deg, rgba(58, 67, 77, 0.55), rgba(11, 25, 38, 0.9));
  transform: translateY(-2px);
}

.page-contact a.channel:hover .channel__val,
.page-contact a.channel:focus-visible .channel__val {
  color: var(--teal);
}

.page-contact .channel__key {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .channel__val {
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 2.6vw, 1.04rem);
  color: var(--bone);
  overflow-wrap: anywhere;
  transition: color var(--dur) var(--ease);
}

.page-contact .channel__val--text {
  font-family: var(--font-body);
  font-weight: 600;
}

.page-contact .channel__note {
  font-size: 0.79rem;
  line-height: 1.6;
  color: var(--mist);
}

/* 首屏右侧 */
.page-contact .contact-hero__side {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .contact-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--char);
  overflow: hidden;
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .contact-figure figcaption {
  padding: 12px 16px;
  font-size: 0.79rem;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

.page-contact .contact-hours {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid rgba(25, 227, 177, 0.35);
  background: rgba(25, 227, 177, 0.07);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.page-contact .contact-hours__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(25, 227, 177, 0.16);
  animation: pc-pulse 2.8s var(--ease) infinite;
}

@keyframes pc-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.78); }
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-section {
  position: relative;
  padding: var(--section-y) 0;
}

.page-contact .pc-section--alt {
  background: linear-gradient(180deg, var(--char) 0%, var(--ink-deep) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-head {
  max-width: 760px;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-contact .pc-head .h2 {
  color: var(--bone);
  margin: 10px 0 0;
}

.page-contact .pc-head__sub {
  margin: 12px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 服务范围 ---------- */
.page-contact .service-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .service-tags li {
  padding: 8px 14px;
  border: 1px solid var(--line-2);
  background: rgba(58, 67, 77, 0.22);
  color: var(--bone);
  font-size: 0.85rem;
  line-height: 1.3;
}

.page-contact .service-tags li:nth-child(3n + 1) { border-color: rgba(25, 227, 177, 0.45); }
.page-contact .service-tags li:nth-child(3n + 2) { border-color: rgba(255, 90, 31, 0.42); }
.page-contact .service-tags li:nth-child(3n) { border-color: rgba(216, 168, 78, 0.42); }

.page-contact .service-foot {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--moss);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 数据问题反馈 ---------- */
.page-contact .data-issue {
  display: grid;
  gap: clamp(20px, 3.5vw, 42px);
}

.page-contact .data-issue__intro .h2 {
  color: var(--bone);
  margin: 10px 0 0;
}

.page-contact .data-issue__text {
  margin: 14px 0 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  background: rgba(7, 17, 31, 0.55);
}

.page-contact .checklist__mark {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(25, 227, 177, 0.6);
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1;
}

.page-contact .checklist__title {
  margin: 0 0 4px;
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .checklist__desc {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.68;
  color: var(--mist);
}

/* ---------- 内容合作 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: 12px;
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  background: linear-gradient(180deg, rgba(29, 36, 45, 0.9), rgba(16, 21, 28, 0.94));
}

.page-contact .coop-card:nth-child(2) { border-top-color: var(--orange); }
.page-contact .coop-card:nth-child(3) { border-top-color: var(--teal); }

.page-contact .coop-card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-contact .coop-card__title {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .coop-card__desc {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .coop-foot {
  margin: 22px 0 0;
  padding: 14px 18px;
  border: 1px dashed rgba(216, 168, 78, 0.42);
  background: rgba(216, 168, 78, 0.06);
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--body-text);
}

/* ---------- 响应流程 ---------- */
.page-contact .flow-wrap {
  display: grid;
  gap: clamp(20px, 3.5vw, 42px);
}

.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .flow__step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-contact .flow__step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .flow__num {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  padding-top: 2px;
  color: var(--orange);
}

.page-contact .flow__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .flow__desc {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .flow-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--char);
  overflow: hidden;
  align-self: start;
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .flow-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 0.79rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 常见问题入口 ---------- */
.page-contact .quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .quick-list__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--bone);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .quick-list li:first-child .quick-list__link {
  border-top: 1px solid var(--line);
}

.page-contact .quick-list__link:hover,
.page-contact .quick-list__link:focus-visible {
  color: var(--teal);
  padding-left: 10px;
  border-color: rgba(25, 227, 177, 0.4);
}

.page-contact .quick-list__label {
  font-size: 0.95rem;
  line-height: 1.5;
  min-width: 0;
}

.page-contact .quick-list__meta {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .quick-list__link:hover .quick-list__meta,
.page-contact .quick-list__link:focus-visible .quick-list__meta {
  color: var(--teal);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-channels .channel--stone {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .quick-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 30px;
  }

  .page-contact .quick-list li:nth-child(2) .quick-list__link {
    border-top: 1px solid var(--line);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-contact .data-issue {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-contact .flow-wrap {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }
}

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

  .page-contact a.channel:hover,
  .page-contact a.channel:focus-visible {
    transform: none;
  }
}
<<<END>>>