.page-contact {
  --card-line: rgba(201, 164, 92, 0.42);
  --card-cut: 16px;
  --band: #EDE6D8;
  --muted-cream: rgba(245, 240, 230, 0.72);
  --muted-ink: #5E666C;
  background: var(--cream);
  color: var(--ink);
}

.page-contact .breadcrumb-wrap {
  padding: 12px 0 0;
}

.page-contact .contact-hero {
  position: relative;
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(46, 125, 116, 0.22) 0%, rgba(46, 125, 116, 0) 56%),
    radial-gradient(90% 70% at 6% 94%, rgba(163, 77, 63, 0.2) 0%, rgba(163, 77, 63, 0) 62%),
    var(--indigo);
  color: var(--cream);
  padding: calc(var(--header-h) + 14px) 0 clamp(36px, 6vw, 70px);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ochre) 0 20%, var(--gold) 20% 40%, var(--turquoise) 40% 60%, var(--moss) 60% 80%, var(--cream) 80% 100%);
  opacity: 0.75;
  pointer-events: none;
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-contact .hero-copy .eyebrow {
  color: var(--gold-light);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 8px 0 16px;
}

.page-contact .contact-hero .lede {
  color: var(--muted-cream);
  font-size: 16px;
  line-height: 1.78;
  max-width: 52ch;
}

.page-contact .prep-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.35;
  margin: clamp(26px, 4vw, 38px) 0 14px;
  padding-top: 16px;
  border-top: 1px solid rgba(201, 164, 92, 0.28);
  color: var(--gold-light);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-contact .prep-item {
  position: relative;
}

.page-contact .prep-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .prep-label {
  display: grid;
  grid-template-columns: 22px 28px 1fr;
  align-items: start;
  gap: 0 10px;
  padding: 12px 4px;
  min-height: 44px;
  cursor: pointer;
  border-bottom: 1px dashed rgba(201, 164, 92, 0.24);
  color: rgba(245, 240, 230, 0.86);
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .prep-label::before {
  content: "";
  grid-column: 1;
  grid-row: 1;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  border: 1px solid var(--card-line);
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 0 100%);
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .prep-check:checked + .prep-label::before {
  content: "✓";
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gold);
  border-color: var(--gold);
  color: var(--indigo-deep);
  font-size: 12px;
  line-height: 1;
}

.page-contact .prep-check:focus-visible + .prep-label::before {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

.page-contact .prep-num {
  grid-column: 2;
  grid-row: 1;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding-top: 5px;
}

.page-contact .prep-body {
  grid-column: 3;
  grid-row: 1;
}

.page-contact .prep-body strong {
  display: block;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 2px;
}

.page-contact .prep-figure {
  margin: 22px 0 0;
}

.page-contact .prep-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
  opacity: 0.9;
  border: 1px solid rgba(201, 164, 92, 0.26);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-contact .prep-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.55);
}

/* 联系卡 */
.page-contact .hero-cards {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 14px;
  padding: clamp(14px, 3vw, 24px);
}

.page-contact .hero-cards__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 30px 100%, 0 calc(100% - 30px));
}

.page-contact .hero-cards__bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: saturate(0.7);
}

.page-contact .hero-cards__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(165deg, rgba(12, 20, 40, 0.5) 0%, rgba(12, 20, 40, 0.9) 72%);
}

.page-contact .chan-card {
  display: block;
  padding: 1px;
  background: var(--card-line);
  clip-path: polygon(0 0, calc(100% - var(--card-cut)) 0, 100% var(--card-cut), 100% 100%, var(--card-cut) 100%, 0 calc(100% - var(--card-cut)));
  text-decoration: none;
  color: inherit;
  transition: transform 200ms var(--ease);
}

.page-contact a.chan-card:hover,
.page-contact a.chan-card:focus-visible {
  transform: translateY(-2px);
}

.page-contact a.chan-card:focus-visible {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

.page-contact .chan-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: 15px 16px 17px;
  background: rgba(12, 20, 40, 0.88);
  clip-path: polygon(0 0, calc(100% - var(--card-cut)) 0, 100% var(--card-cut), 100% 100%, var(--card-cut) 100%, 0 calc(100% - var(--card-cut)));
}

.page-contact .chan-value {
  margin: 2px 0 0;
  font-size: 15px;
  line-height: 1.45;
  color: var(--cream);
  word-break: break-all;
}

.page-contact .chan-value--sm {
  font-size: 15px;
  font-family: var(--font-body);
  word-break: normal;
}

.page-contact .chan-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(245, 240, 230, 0.6);
}

.page-contact .chan-jump {
  margin-top: auto;
  padding-top: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-contact .tag-rock {
  color: var(--rock);
  border-color: rgba(142, 148, 153, 0.55);
}

.page-contact .copy-btn {
  align-self: flex-start;
  min-height: 44px;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* 章节骨架 */
.page-contact .section {
  padding: clamp(42px, 7vw, 84px) 0;
}

.page-contact .section h2 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.25;
  margin: 8px 0 18px;
  letter-spacing: -0.01em;
}

.page-contact .col-pair {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-contact .prose p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: #2C333D;
}

.page-contact .mail-section .eyebrow,
.page-contact .phone-section .eyebrow,
.page-contact .addr-section .eyebrow {
  color: var(--ochre);
}

.page-contact .tip-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .tip-list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 8px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.7;
  color: #2C333D;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(16, 21, 31, 0.09);
}

.page-contact .tip-num {
  color: var(--turquoise);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding-top: 4px;
}

.page-contact .mail-aside {
  padding: 20px;
  background: #FFFDF8;
  border: 1px solid var(--card-line);
  border-top: 3px solid var(--turquoise);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-contact .aside-value {
  margin: 12px 0 4px;
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.5;
  color: var(--indigo);
  word-break: break-all;
}

.page-contact .copy-btn--wide {
  width: 100%;
  justify-content: center;
  margin-top: 10px;
}

.page-contact .aside-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-ink);
}

.page-contact .aside-link {
  display: inline-block;
  margin-top: 12px;
  min-height: 32px;
  font-size: 13.5px;
  color: var(--turquoise);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 125, 116, 0.4);
}

.page-contact .phone-section {
  background: var(--band);
  border-top: 1px solid rgba(16, 21, 31, 0.08);
  border-bottom: 1px solid rgba(16, 21, 31, 0.08);
}

.page-contact .phone-card {
  padding: 20px;
  background: var(--indigo);
  color: var(--cream);
  border: 1px solid rgba(201, 164, 92, 0.5);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-contact .phone-card .aside-value {
  color: var(--gold-light);
}

.page-contact .phone-card .aside-note {
  color: rgba(245, 240, 230, 0.68);
}

.page-contact .phone-card .copy-btn {
  border-color: rgba(201, 164, 92, 0.6);
  color: var(--gold-light);
}

.page-contact .action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .action-row .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-contact .addr-lede {
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted-ink);
  margin: 0 0 22px;
}

.page-contact .addr-details {
  border: 1px solid rgba(16, 21, 31, 0.14);
  border-left: 3px solid var(--gold);
  background: #FFFDF8;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-contact .addr-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 16px;
  color: var(--indigo);
  list-style: none;
}

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

.page-contact .addr-hint {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--rock-ink);
  white-space: nowrap;
}

.page-contact .addr-body {
  padding: 4px 16px 18px;
}

.page-contact .addr-list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.page-contact .addr-row {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(16, 21, 31, 0.16);
}

.page-contact .addr-key {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--rock-ink);
}

.page-contact .addr-val {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-all;
}

.page-contact .addr-foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-ink);
}

.page-contact .addr-foot a {
  color: var(--turquoise);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 125, 116, 0.4);
}

.page-contact .anchor-section {
  background: var(--indigo-deep);
  color: var(--cream);
}

.page-contact .anchor-card {
  padding: clamp(22px, 4vw, 38px);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(245, 240, 230, 0.42);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-contact .anchor-eyebrow {
  margin: 0 0 6px;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .anchor-card h2 {
  color: var(--cream);
  margin: 6px 0 14px;
}

.page-contact .anchor-text {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.76);
}

.page-contact .anchor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .anchor-actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-contact .anchor-note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 240, 230, 0.16);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(245, 240, 230, 0.6);
  word-break: break-all;
}

@media (min-width: 640px) {
  .page-contact .hero-cards {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .chan-card--mail {
    grid-column: 1 / -1;
  }

  .page-contact .addr-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: 6fr 6fr;
    gap: clamp(34px, 4vw, 60px);
  }

  .page-contact .col-pair {
    grid-template-columns: 7fr 5fr;
    gap: clamp(34px, 4vw, 56px);
  }

  .page-contact .col-pair--flip {
    grid-template-columns: 5fr 7fr;
  }

  .page-contact .mail-aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .prep-figure img {
    max-height: 240px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan-card {
    transition: none;
  }
}