.page-contact {
  --contact-cut: 18px;
  background: var(--c-ink);
  color: var(--c-body);
  overflow-x: clip;
}

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

.page-contact h2 {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: clamp(1.5rem, 4.6vw, 2.5rem);
  line-height: 1.22;
  letter-spacing: 0.005em;
  color: var(--c-paper);
  margin: 0;
}

.page-contact h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.08rem, 2.6vw, 1.38rem);
  line-height: 1.4;
  color: var(--c-paper);
  margin: 0 0 12px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(34px, 7vw, 84px)) 0 clamp(38px, 6vw, 72px);
}

.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: 0.42;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 26, 22, 0.55) 0%, rgba(6, 26, 22, 0.9) 62%, var(--c-ink) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-contact .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.page-contact .breadcrumb a {
  color: var(--c-cyan-soft);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover {
  color: var(--c-cyan);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: clamp(2rem, 8.4vw, 4.4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--c-paper);
  margin: 14px 0 0;
}

.page-contact .contact-hero h1 br {
  display: block;
}

.page-contact .contact-hero__lead {
  margin: clamp(18px, 3vw, 28px) 0 0;
  max-width: 54ch;
  font-size: clamp(0.98rem, 1.7vw, 1.1rem);
  line-height: 1.85;
  color: var(--c-body);
}

/* ---------- 联系台 ---------- */
.page-contact .contact-console {
  background: var(--c-ink);
  padding-block: clamp(34px, 6vw, 76px);
}

.page-contact .console-grid {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}

.page-contact .console-main {
  border-left: 2px solid var(--c-line);
  padding-left: clamp(16px, 3vw, 28px);
  min-width: 0;
}

.page-contact .console-main h2 {
  font-weight: 600;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  letter-spacing: 0.04em;
  color: var(--c-paper);
  margin: 10px 0 16px;
}

.page-contact .console-mail {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(1.02rem, 4.2vw, 2.2rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--c-cyan);
  text-decoration: none;
  overflow-wrap: anywhere;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(57, 245, 209, 0.35);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .console-mail:hover,
.page-contact .console-mail:focus-visible {
  color: var(--c-paper);
  border-bottom-color: var(--c-paper);
}

.page-contact .console-note {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .console-details {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
}

.page-contact .console-details summary {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-contact .console-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .console-details summary::before {
  content: "+";
  font-size: 1rem;
  line-height: 1;
  color: var(--c-cyan);
}

.page-contact .console-details[open] summary::before {
  content: "–";
}

.page-contact .console-details summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-contact .console-details p {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .console-tel {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-top: 28px;
}

.page-contact .console-tel__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-contact .console-tel__num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.55rem, 6vw, 2.5rem);
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--c-paper);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-contact .console-tel__num:hover,
.page-contact .console-tel__num:focus-visible {
  color: var(--c-home);
}

.page-contact .console-cards {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-contact .contact-card {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--c-tunnel);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, calc(100% - var(--contact-cut)) 0, 100% var(--contact-cut), 100% 100%, 0 100%);
}

.page-contact .contact-card__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-paper);
}

.page-contact .contact-card__link {
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 245, 209, 0.4);
}

.page-contact .contact-card__link:hover {
  color: var(--c-cyan);
}

.page-contact .contact-card__hint {
  margin: 10px 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 任务分流 ---------- */
.page-contact .contact-routes {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-navy);
  padding-block: clamp(38px, 7vw, 88px);
}

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

.page-contact .contact-routes__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-contact .contact-routes__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(11, 32, 56, 0.95) 0%, rgba(6, 26, 22, 0.88) 100%);
}

.page-contact .section-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-contact .section-head__note {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-mist);
  max-width: 40ch;
}

.page-contact .board__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .board__tab {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 12px 14px;
  font-family: var(--font-heading);
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--c-mist);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .board__tab:hover {
  color: var(--c-paper);
}

.page-contact .board__tab[aria-selected="true"] {
  color: var(--c-paper);
  border-bottom-color: var(--c-cyan);
}

.page-contact .board__tab:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

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

.page-contact .route-panel {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
}

.page-contact .route-panel__lead {
  margin: 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-contact .route-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-contact .route-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(43, 90, 78, 0.75);
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-body);
}

.page-contact .route-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .route-steps__idx {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-contact .route-panel__foot {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  line-height: 1.9;
  color: var(--c-mist);
  overflow-wrap: anywhere;
}

.page-contact .route-panel__foot a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 245, 209, 0.4);
}

.page-contact .route-panel__foot a:hover {
  color: var(--c-paper);
}

/* ---------- 准备信息 ---------- */
.page-contact .contact-prep {
  background: var(--c-ink);
  padding-block: clamp(38px, 7vw, 88px);
}

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

.page-contact .prep-list {
  list-style: none;
  margin: clamp(16px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-contact .prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 2px;
  background: var(--c-cyan);
}

.page-contact .prep-list strong {
  color: var(--c-paper);
  font-weight: 600;
}

.page-contact .prep-side {
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-navy);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
}

.page-contact .prep-side__eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-contact .prep-side__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-contact .prep-side__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .prep-side__facts li {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--c-mist);
}

.page-contact .prep-side__facts span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--c-cyan);
}

/* ---------- 到访 ---------- */
.page-contact .contact-visit {
  background: var(--c-ink);
  padding-block: clamp(34px, 6vw, 80px);
}

.page-contact .visit-grid {
  display: grid;
  gap: clamp(22px, 4vw, 48px);
}

.page-contact .visit-copy p {
  margin: 16px 0 24px;
  max-width: 48ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-contact .visit-card {
  position: relative;
  font-style: normal;
  padding: clamp(20px, 3vw, 32px);
  padding-left: calc(clamp(20px, 3vw, 32px) + 8px);
  background: var(--c-tunnel);
  border-left: 3px solid var(--c-home);
}

.page-contact .visit-card__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-contact .visit-card__addr {
  margin: 0;
  font-size: clamp(1.02rem, 2.6vw, 1.22rem);
  line-height: 1.7;
  color: var(--c-paper);
}

.page-contact .visit-card__hint {
  margin: 14px 0 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .visit-card__hint a {
  color: var(--c-cyan);
  text-decoration: none;
}

.page-contact .visit-card__hint a:hover {
  color: var(--c-paper);
}

/* ---------- 提交之前 ---------- */
.page-contact .contact-links {
  background: var(--c-navy);
  padding-block: clamp(34px, 6vw, 76px) clamp(46px, 8vw, 96px);
}

.page-contact .link-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .link-rail a {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 6px;
  border-top: 1px solid var(--c-line);
  text-decoration: none;
  color: var(--c-paper);
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-contact .link-rail li:last-child a {
  border-bottom: 1px solid var(--c-line);
}

.page-contact .link-rail a:hover,
.page-contact .link-rail a:focus-visible {
  background: rgba(57, 245, 209, 0.07);
  color: var(--c-cyan);
}

.page-contact .link-rail a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-contact .link-rail__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  padding-top: 3px;
}

.page-contact .link-rail__title {
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.5;
}

.page-contact .link-rail__desc {
  grid-column: 2;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-contact .link-rail a:hover .link-rail__desc {
  color: var(--c-cyan-soft);
}

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

  .page-contact .console-cards > :first-child {
    grid-column: 1 / -1;
  }

  .page-contact .route-panel {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .page-contact .route-panel__foot {
    grid-column: 1 / -1;
  }
}

@media (min-width: 880px) {
  .page-contact .section-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 34ch);
    align-items: end;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-contact .link-rail a {
    grid-template-columns: 52px minmax(0, 190px) minmax(0, 1fr);
    align-items: center;
    padding: 20px 8px;
  }

  .page-contact .link-rail__desc {
    grid-column: 3;
  }
}

@media (min-width: 960px) {
  .page-contact .console-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: clamp(36px, 5vw, 80px);
    align-items: start;
  }

  .page-contact .console-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .console-cards > :first-child {
    grid-column: auto;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .console-mail,
  .page-contact .console-tel__num,
  .page-contact .board__tab,
  .page-contact .link-rail a {
    transition: none;
  }
}