.page-contact {
  --pc-hair: rgba(217, 242, 255, 0.14);
  --pc-glass: rgba(13, 21, 48, 0.58);
  --pc-accent: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-contact .breadcrumb {
  margin: 0 0 1.75rem;
}

.page-contact .contact-hero {
  position: relative;
  padding: 0 0 3rem;
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -160px -25% auto -25%;
  height: 560px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(560px 300px at 76% 26%, rgba(123, 92, 255, 0.24), transparent 70%),
    radial-gradient(460px 260px at 10% 0%, rgba(242, 183, 74, 0.13), transparent 72%);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-contact .contact-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--data);
}

.page-contact .contact-hero__eyebrow::before {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--data);
  opacity: 0.7;
}

.page-contact .contact-hero__title {
  margin: 0 0 1.2rem;
  font-family: var(--font-cn);
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-contact .contact-hero__lead {
  max-width: 34em;
  margin: 0 0 1.6rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .contact-hero__quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .contact-hero__quick li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .contact-hero__quick-k {
  flex: 0 0 3.5em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .contact-hero__quick-v {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  color: var(--ice);
  word-break: break-all;
}

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

.page-contact .contact-hero__fig {
  margin: 0;
}

/* ---------- 主布局 ---------- */
.page-contact .contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 4rem;
}

.page-contact .contact-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-contact .contact-cards__title {
  margin: 0 0 0.25rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  padding: 1.2rem 1.2rem 1.2rem 1.5rem;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(13, 21, 48, 0.92), rgba(6, 10, 27, 0.6));
  transition: border-color 0.12s var(--ease), box-shadow 0.12s var(--ease), transform 0.12s var(--ease);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(180deg, var(--pc-accent) 0 6px, transparent 6px 12px);
  opacity: 0.85;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: color-mix(in srgb, var(--pc-accent) 55%, transparent);
  box-shadow: 0 14px 34px -22px color-mix(in srgb, var(--pc-accent) 80%, transparent);
}

.page-contact .contact-card--call { --pc-accent: var(--gold); }
.page-contact .contact-card--mail { --pc-accent: var(--violet); }
.page-contact .contact-card--map  { --pc-accent: var(--data); }

.page-contact .contact-card__label {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .contact-card__value {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  line-height: 1.35;
  letter-spacing: 0.06em;
  color: var(--ice);
  word-break: break-word;
}

.page-contact .contact-card__value::after {
  content: "";
  display: block;
  height: 6px;
  margin-top: 0.6rem;
  background-image: repeating-linear-gradient(90deg, var(--pc-accent) 0 1px, transparent 1px 12px);
  opacity: 0.45;
}

.page-contact .contact-card__value--mail {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.page-contact .contact-card__value--addr {
  font-family: var(--font-cn);
  font-size: 1rem;
  letter-spacing: 0.01em;
  line-height: 1.7;
}

.page-contact .contact-card__desc {
  margin: 0 0 0.95rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .contact-card .copy-btn {
  align-self: flex-start;
}

/* ---------- 正文区 ---------- */
.page-contact .contact-body {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  min-width: 0;
}

.page-contact .contact-link {
  color: var(--data);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .contact-link:hover {
  color: var(--ice);
}

/* ---------- 通道标签页 ---------- */
.page-contact .contact-tabs {
  margin-top: 1.6rem;
}

.page-contact .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .tabs__tab {
  appearance: none;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-cn);
  font-size: 0.92rem;
  line-height: 1.4;
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .tabs__tab:hover {
  color: var(--ice);
  border-color: rgba(217, 242, 255, 0.34);
}

.page-contact .tabs__tab[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .tabs__panel {
  padding: 1.6rem 0 0;
  animation: pc-panel-in 0.22s var(--ease);
}

.page-contact .tabs__panel[hidden] {
  display: none;
}

@keyframes pc-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page-contact .contact-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background: var(--pc-hair);
  overflow: hidden;
}

.page-contact .contact-panel__block {
  padding: 1.3rem 1.2rem;
  background: var(--pc-glass);
  backdrop-filter: blur(6px);
}

.page-contact .contact-panel__k {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--data);
}

.page-contact .contact-panel__v {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text);
}

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

.page-contact .contact-panel__list li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.5rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .contact-panel__list li:last-child {
  margin-bottom: 0;
}

.page-contact .contact-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 到访与服务区域 ---------- */
.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin-top: 1.6rem;
}

.page-contact .contact-visit__addr {
  padding: 1.4rem 1.3rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.page-contact .contact-visit__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .contact-visit__v {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ice);
}

.page-contact .contact-visit__tip {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .contact-visit__fig {
  margin: 0;
}

.page-contact .region-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 2rem;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background: var(--pc-hair);
  overflow: hidden;
}

.page-contact .region-item {
  padding: 1.2rem 1.1rem;
  background: var(--layer);
  transition: background 0.2s var(--ease);
}

.page-contact .region-item:hover {
  background: #111b3d;
}

.page-contact .region-item__name {
  margin: 0 0 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-contact .region-item__desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--text);
}

/* ---------- 响应时效 ---------- */
.page-contact .sla-list {
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .sla-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .sla-item__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .sla-item__v {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--text);
}

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

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

@media (min-width: 860px) {
  .page-contact .contact-layout {
    gap: 3.5rem;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 2.5rem;
    align-items: start;
  }

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

  .page-contact .sla-item {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 2rem;
    align-items: baseline;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 3rem;
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 330px) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-cards {
    position: sticky;
    top: 6rem;
  }

  .page-contact .region-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1240px) {
  .page-contact .contact-hero {
    padding-bottom: 3.5rem;
  }
}

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

  .page-contact .contact-card,
  .page-contact .region-item,
  .page-contact .tabs__tab {
    transition: color 0.12s linear, background-color 0.12s linear, border-color 0.12s linear;
  }

  .page-contact .contact-card:hover {
    transform: none;
  }
}