.page-contact {
  --pc-line-soft: rgba(22, 74, 58, .7);
  --pc-paper-soft: rgba(232, 255, 246, .84);
}

.page-contact .breadcrumb-nav {
  padding-block: 20px 8px;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

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

.page-contact .breadcrumb li[aria-current="page"] {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: 16px clamp(34px, 5vw, 60px);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .contact-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 14px;
  min-height: 430px;
  padding: clamp(22px, 4vw, 34px);
  clip-path: var(--chamfer);
  background: var(--ink-800);
}

.page-contact .contact-card > img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .45;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(158deg, rgba(7, 26, 20, .30) 0%, rgba(7, 26, 20, .84) 56%, #071A14 100%);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 84px;
  height: 2px;
  background: var(--mint);
}

.page-contact .card-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .24em;
  color: var(--mint);
}

.page-contact h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.6vw, 3.1rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .card-lede {
  margin: 0;
  max-width: 46ch;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--pc-paper-soft);
}

.page-contact .contact-quick {
  display: grid;
  gap: 10px;
  margin: 6px 0 0;
}

.page-contact .quick-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-top: 10px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .quick-row dt {
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-contact .quick-row dd {
  margin: 0;
}

.page-contact .quick-mail,
.page-contact .quick-phone {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--mint);
  letter-spacing: .02em;
  word-break: break-all;
}

.page-contact .quick-mail {
  font-size: .98rem;
}

.page-contact .quick-phone {
  font-size: 1.18rem;
}

.page-contact .quick-plain {
  font-size: .9rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .hero-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .side-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-contact .shortcuts {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .shortcuts a {
  display: grid;
  gap: 6px;
  min-height: 44px;
  padding: 16px 18px 16px 20px;
  text-decoration: none;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  clip-path: var(--chamfer-sm);
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.page-contact .sc-title {
  font-family: var(--font-display);
  font-size: 1.04rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .sc-note {
  font-size: .85rem;
  line-height: 1.62;
  color: var(--mist);
}

.page-contact .shortcuts a:hover,
.page-contact .shortcuts a:focus-visible {
  border-left-color: var(--mint);
  background: #0F3327;
  transform: translateY(-2px);
}

.page-contact a:focus-visible,
.page-contact .tab:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

/* ---------- 分节骨架 ---------- */
.page-contact .contact-section {
  padding-block: clamp(34px, 5vw, 58px);
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .block-head {
  max-width: 60ch;
  margin-bottom: 24px;
}

.page-contact .block-tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--mint);
}

.page-contact .block-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .block-note {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 联系通道标签 ---------- */
.page-contact .tabs {
  padding: clamp(18px, 3vw, 28px);
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: var(--chamfer);
}

.page-contact .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pc-line-soft);
}

.page-contact .tab {
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-body);
  font-size: .84rem;
  letter-spacing: .06em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 0;
  cursor: pointer;
  clip-path: var(--chamfer-sm);
  transition: color .16s ease, background .16s ease, border-color .16s ease;
}

.page-contact .tab[aria-selected="true"] {
  color: var(--ink-900);
  background: var(--mint);
  border-color: var(--mint);
  font-weight: 600;
}

.page-contact .tabpanel {
  padding-top: 22px;
}

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

.page-contact .panel-value {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.1rem, 3.6vw, 1.62rem);
  line-height: 1.35;
  letter-spacing: .02em;
  color: var(--mint);
  word-break: break-all;
}

.page-contact .panel-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .panel-list li {
  position: relative;
  padding-left: 18px;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--pc-paper-soft);
}

.page-contact .panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .64em;
  width: 7px;
  height: 7px;
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-contact .panel-list a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
}

.page-contact .panel-list a:hover,
.page-contact .panel-list a:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 反馈清单 ---------- */
.page-contact .feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

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

.page-contact .feed-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  background: var(--ink-800);
  border-left: 2px solid var(--line);
  transition: border-color .18s ease, background .18s ease;
}

.page-contact .feed-item:hover {
  border-left-color: var(--mint);
}

.page-contact .feed-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .92rem;
  line-height: 1.5;
  color: var(--mint);
}

.page-contact .feed-body {
  min-width: 0;
}

.page-contact .feed-title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .feed-text {
  margin: 0;
  font-size: .88rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-contact .feedback-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .media-frame {
  margin: 0;
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: var(--chamfer-sm);
  overflow: hidden;
}

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

.page-contact .media-caption {
  margin: 0;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .aside-note {
  padding: 16px 18px;
  background: linear-gradient(150deg, rgba(61, 255, 182, .10), rgba(61, 255, 182, 0) 70%);
  border: 1px solid var(--line);
  border-left: 2px solid var(--mint);
  clip-path: var(--chamfer-sm);
}

.page-contact .aside-note-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-contact .aside-note ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 5px;
}

.page-contact .aside-note li {
  font-size: .86rem;
  line-height: 1.6;
  color: var(--pc-paper-soft);
}

/* ---------- 回复节奏 ---------- */
.page-contact .hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-contact .hours-text {
  margin: 0 0 12px;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--pc-paper-soft);
}

.page-contact .stat-strip {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  clip-path: var(--chamfer-sm);
}

.page-contact .stat-strip li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 18px 20px;
  background: var(--ink-900);
}

.page-contact .stat-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1;
  color: var(--mint);
}

.page-contact .stat-cap {
  font-size: .82rem;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 运营与备案 ---------- */
.page-contact .region-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(20px, 3.4vw, 32px);
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: var(--chamfer);
}

.page-contact .region-text {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--pc-paper-soft);
}

.page-contact .region-visual {
  position: relative;
  min-height: 140px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 26px 26px;
  border: 1px solid var(--pc-line-soft);
  clip-path: var(--chamfer-sm);
}

.page-contact .region-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 42% 52%, rgba(61, 255, 182, .22), transparent 62%);
}

.page-contact .region-pin {
  position: absolute;
  top: 52%;
  left: 42%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  background: var(--mint);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(61, 255, 182, .18);
  z-index: 1;
}

.page-contact .region-facts {
  display: grid;
  gap: 10px;
  margin: 0;
}

.page-contact .fact-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-top: 10px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .fact-row dt {
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-contact .fact-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
}

/* ---------- 合作与纠错 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .partner-card {
  position: relative;
  padding: 22px 20px;
  background: var(--ink-900);
  border: 1px solid var(--line);
  clip-path: var(--chamfer-sm);
  transition: border-color .18s ease, transform .18s ease;
}

.page-contact .partner-card::after {
  content: "";
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
}

.page-contact .partner-card:hover {
  border-color: var(--mint);
  transform: translateY(-2px);
}

.page-contact .partner-kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-contact .partner-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .closing-line {
  margin: 22px 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .closing-line a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .closing-line a:hover,
.page-contact .closing-line a:focus-visible {
  border-bottom-color: var(--mint);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .stat-strip li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .page-contact .hero-side {
    justify-content: space-between;
  }

  .page-contact .shortcuts {
    flex: 1;
    align-content: start;
    grid-template-rows: repeat(4, minmax(0, auto));
  }

  .page-contact .feedback-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
    gap: 34px;
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
  }

  .page-contact .region-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: center;
    gap: 28px;
  }

  .page-contact .region-copy {
    grid-column: 1;
  }

  .page-contact .region-visual {
    grid-column: 2;
    grid-row: 1;
    min-height: 190px;
  }

  .page-contact .region-facts {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

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

@media (min-width: 1080px) {
  .page-contact .contact-card {
    min-height: 500px;
  }

  .page-contact .feedback-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .shortcuts a,
  .page-contact .feed-item,
  .page-contact .partner-card,
  .page-contact .tab {
    transition: none;
  }

  .page-contact .shortcuts a:hover,
  .page-contact .partner-card:hover {
    transform: none;
  }
}