/* ===== 联系我们 · 页面专属样式 ===== */
.page-contact {
  --pc-glass: rgba(22, 57, 92, .7);
  --pc-glass-line: rgba(29, 78, 117, .92);
  --pc-shadow: 0 26px 60px -30px rgba(0, 0, 0, .9);
  --pc-text-soft: rgba(232, 238, 244, .78);
  display: block;
}

/* ---------- 首屏封面 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--deck-navy);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .4;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(57, 255, 136, .16), transparent 55%),
    radial-gradient(100% 80% at 94% 8%, rgba(255, 122, 26, .16), transparent 55%),
    linear-gradient(180deg, rgba(10, 27, 46, .74) 0%, rgba(10, 27, 46, .93) 58%, var(--deck-navy) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(56px, 9vw, 96px);
  padding-bottom: clamp(40px, 7vw, 72px);
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5.2vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--ice);
}

.page-contact .contact-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.85;
  color: var(--pc-text-soft);
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 104px;
  padding-left: 14px;
  border-left: 2px solid var(--arc);
}

.page-contact .fact-v {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--volt);
}

.page-contact .fact-k {
  font-size: .8125rem;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding: clamp(48px, 7vw, 86px) 0;
}

.page-contact .contact-section + .contact-section {
  border-top: 1px solid rgba(29, 78, 117, .45);
}

.page-contact .section-head {
  display: grid;
  gap: 10px;
  max-width: 66ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-contact .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.1vw, 2.25rem);
  line-height: 1.22;
  letter-spacing: -.015em;
  color: var(--ice);
}

.page-contact .section-head p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-contact .inline-link {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 136, .45);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------- 01 联系渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  padding: 24px 22px 22px;
  overflow: hidden;
  border: 1px solid var(--pc-glass-line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(22, 57, 92, .72), rgba(15, 41, 66, .93));
  backdrop-filter: blur(10px);
  box-shadow: var(--pc-shadow);
  transition: border-color .35s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--volt), var(--arc));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .5s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: rgba(57, 255, 136, .5);
  transform: translateY(-3px);
}

.page-contact .channel-card:hover::before,
.page-contact .channel-card:focus-within::before {
  transform: scaleX(1);
}

.page-contact .channel-card__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(10, 27, 46, .62);
  color: var(--volt);
}

.page-contact .channel-card__icon svg {
  display: block;
  width: 18px;
  height: 18px;
}

.page-contact .channel-card__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--arc);
}

.page-contact .channel-card__value {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ice);
  word-break: break-word;
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 136, .4);
  align-self: flex-start;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .channel-card__value:hover,
.page-contact .channel-card__value:focus-visible {
  color: var(--volt);
  border-color: var(--volt);
}

.page-contact .channel-card__value--addr {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.72;
  border-bottom: 0;
  align-self: stretch;
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .channel-card__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(29, 78, 117, .95);
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- 02 数据纠错 ---------- */
.page-contact .fix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .fix-steps {
  counter-reset: fixstep;
  display: grid;
  gap: 13px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-contact .fix-steps li {
  position: relative;
  padding-left: 34px;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--pc-text-soft);
}

.page-contact .fix-steps li::before {
  counter-increment: fixstep;
  content: counter(fixstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
  color: var(--arc);
}

.page-contact .code-block {
  max-width: 100%;
  margin: 0;
  padding: 20px 18px;
  overflow-x: auto;
  white-space: pre;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(8, 22, 38, .92);
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: .8125rem;
  line-height: 1.95;
  -webkit-overflow-scrolling: touch;
}

.page-contact .fix-note {
  margin: 18px 0 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--steel);
}

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

.page-contact .fix-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .fix-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 03 合作共建 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .partner-card {
  padding: 22px 20px;
  border: 1px solid rgba(29, 78, 117, .85);
  border-left: 3px solid var(--arc);
  border-radius: var(--radius-sm);
  background: rgba(15, 41, 66, .74);
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}

.page-contact .partner-card:hover {
  border-color: rgba(255, 122, 26, .7);
  background: rgba(22, 57, 92, .62);
}

.page-contact .partner-card h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ice);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .partner-cta {
  margin: 24px 0 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 04 处理顺序 ---------- */
.page-contact .reply-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(29, 78, 117, .65);
}

.page-contact .reply-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 4px;
  border-bottom: 1px solid rgba(29, 78, 117, .65);
  transition: background-color .3s var(--ease);
}

.page-contact .reply-item:hover {
  background: rgba(22, 57, 92, .34);
}

.page-contact .reply-item__tag {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: .875rem;
  font-weight: 700;
  color: var(--volt);
}

.page-contact .reply-item__body h3 {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ice);
}

.page-contact .reply-item__body p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .reply-note {
  margin: 24px 0 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 05 到访 ---------- */
.page-contact .visit-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--pc-glass-line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(22, 57, 92, .72), rgba(15, 41, 66, .95));
  box-shadow: var(--pc-shadow);
}

.page-contact .visit-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--arc);
}

.page-contact .visit-address {
  margin: 0;
  max-width: 32ch;
  font-style: normal;
  font-size: clamp(1.0625rem, 2vw, 1.28rem);
  font-weight: 500;
  line-height: 1.7;
  color: var(--ice);
}

.page-contact .visit-panel__aside h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--volt);
}

.page-contact .visit-panel__aside p {
  margin: 0 0 10px;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .visit-panel__aside p:last-child {
  margin-bottom: 0;
}

/* ---------- 区域信息条 ---------- */
.page-contact .region-bar {
  border-top: 1px solid var(--line);
  background: rgba(8, 22, 38, .92);
}

.page-contact .region-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 16px 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.6;
  color: var(--steel);
}

.page-contact .region-bar__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--volt);
  box-shadow: 0 0 0 4px rgba(57, 255, 136, .14);
}

.page-contact .region-bar__place {
  color: var(--ice);
}

.page-contact .region-bar__sep {
  color: var(--line);
}

.page-contact .region-bar__icp {
  margin-left: auto;
  color: var(--steel);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .fix-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
    gap: 44px;
  }

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

  .page-contact .reply-item {
    grid-template-columns: 48px minmax(0, 1fr);
    padding: 24px 8px;
  }

  .page-contact .visit-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero__inner {
    padding-bottom: clamp(56px, 6vw, 84px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .partner-card,
  .page-contact .reply-item {
    transition: none;
  }

  .page-contact .channel-card::before {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within {
    transform: none;
  }
}