.page-contact {
  background: var(--paper-050);
  color: var(--text-900);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-contact h2 {
  margin: .5rem 0 0;
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: .03em;
  font-weight: 800;
  color: var(--ink-900);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem;
  padding: 1.1rem 0 0;
  font-size: 13px;
  color: var(--text-muted);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: .4rem;
  color: var(--cool-300);
}

.page-contact .breadcrumb__item a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color .25s var(--ease);
}

.page-contact .breadcrumb__item a:hover {
  color: var(--ink-800);
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--ink-800);
  font-weight: 600;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: 1.5rem 0 3rem;
  background: linear-gradient(180deg, var(--cool-100) 0%, var(--paper-050) 78%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber-500), rgba(255, 176, 32, 0));
}

.page-contact .hero-head {
  max-width: 46rem;
}

.page-contact .contact-hero h1 {
  margin: .6rem 0 0;
  font-size: clamp(2rem, 7.2vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: .04em;
  font-weight: 800;
  color: var(--ink-900);
}

.page-contact .contact-hero .lede {
  margin: 1rem 0 0;
  max-width: 42rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
}

/* 三条通道 */
.page-contact .lane-grid {
  display: grid;
  gap: .9rem;
  margin-top: 2rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .lane {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--cool-300);
  border-radius: var(--radius-l);
  background: var(--paper-050);
  color: var(--text-900);
  text-decoration: none;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.page-contact .lane:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.page-contact .lane:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}

.page-contact .lane__tag {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--text-muted);
}

.page-contact .lane__value {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .01em;
  word-break: break-word;
}

.page-contact .lane__desc {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .lane__note {
  margin-top: auto;
  padding-top: .35rem;
  font-size: 13px;
  color: var(--text-muted);
}

.page-contact .lane__note .num {
  color: var(--amber-500);
  font-weight: 700;
}

.page-contact .lane__jump {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-800);
  text-decoration: none;
  border-bottom: 2px solid var(--amber-500);
}

.page-contact .lane__jump:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
}

.page-contact .lane--mail {
  background: var(--ink-800);
  border-color: transparent;
  color: var(--paper-050);
  box-shadow: var(--shadow-soft);
}

.page-contact .lane--mail .lane__tag {
  color: var(--amber-200);
}

.page-contact .lane--mail .lane__value {
  font-size: clamp(1.1rem, 5vw, 1.55rem);
  color: var(--amber-500);
  word-break: break-all;
}

.page-contact .lane--mail .lane__desc,
.page-contact .lane--mail .lane__note {
  color: var(--cool-300);
}

.page-contact .lane--mail .lane__note .num {
  color: var(--amber-200);
}

.page-contact .lane--phone {
  background: var(--amber-200);
  border-color: transparent;
}

.page-contact .lane--phone .lane__tag {
  color: #6b5a2e;
}

.page-contact .lane--phone .lane__value {
  font-size: 1.35rem;
  color: var(--ink-900);
  letter-spacing: .04em;
}

.page-contact .lane--phone .lane__desc {
  color: #5f5230;
}

.page-contact .lane-figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-l);
  min-height: 170px;
  background: var(--ink-600);
}

.page-contact .lane-figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 170px;
  object-fit: cover;
}

/* 请求分类 */
.page-contact .section {
  padding-block: 2.75rem;
}

.page-contact .type-grid {
  display: grid;
  gap: .9rem;
  margin-top: 1.75rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .type-card {
  position: relative;
  padding: 1.4rem 1.3rem 1.5rem;
  border: 1px solid var(--cool-100);
  border-radius: var(--radius-m);
  background: var(--paper-050);
  box-shadow: 0 1px 0 var(--cool-100);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-contact .type-card:hover {
  border-color: var(--amber-500);
}

.page-contact .type-dot {
  position: absolute;
  top: 1.55rem;
  right: 1.3rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--signal-500);
  box-shadow: 0 0 0 5px rgba(255, 107, 44, .15);
}

.page-contact .type-index {
  margin: 0 0 .35rem;
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--amber-500);
}

.page-contact .type-title {
  margin: 0 0 .55rem;
  font-size: 1.15rem;
  line-height: 1.3;
  letter-spacing: .02em;
  font-weight: 700;
  color: var(--ink-900);
}

.page-contact .type-body {
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text-muted);
}

/* 回复时间 */
.page-contact .reply-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 1.5rem;
  padding: 1.9rem 1.35rem;
  border-radius: var(--radius-l);
  background: var(--ink-900);
  color: var(--paper-050);
}

.page-contact .reply-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(255, 176, 32, .22), rgba(255, 176, 32, 0));
  pointer-events: none;
}

.page-contact .reply-panel > * {
  position: relative;
}

.page-contact .reply-panel .eyebrow {
  color: var(--amber-200);
}

.page-contact .reply-panel h2 {
  margin: .5rem 0 .8rem;
  font-size: clamp(1.45rem, 4.6vw, 2rem);
  line-height: 1.22;
  color: var(--paper-050);
}

.page-contact .reply-panel .body-text {
  margin: 0;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--cool-300);
}

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

.page-contact .reply-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .75rem;
  align-items: baseline;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--stroke-light);
  font-size: .95rem;
  line-height: 1.7;
  color: var(--cool-300);
}

.page-contact .reply-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .reply-list .num {
  color: var(--amber-500);
  font-weight: 700;
  font-size: 1rem;
  white-space: nowrap;
  letter-spacing: .02em;
}

.page-contact .reply-tail {
  margin: 1.15rem 0 0;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-contact .reply-tail .link-inline,
.page-contact .closing-note .link-inline {
  color: var(--ink-800);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--amber-500);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* 通信地址横带 */
.page-contact .band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  border-radius: var(--radius-l);
  background: var(--cool-100);
}

.page-contact .band__text {
  padding: 1.75rem 1.35rem;
}

.page-contact .band__text h2 {
  margin-bottom: 1rem;
}

.page-contact .address-mono {
  display: block;
  padding: .95rem 1.05rem;
  border-radius: var(--radius-s);
  background: var(--ink-900);
  color: var(--amber-200);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .95rem;
  line-height: 1.6;
  letter-spacing: .04em;
  word-break: break-word;
}

.page-contact .band-notes {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-contact .band-notes li {
  position: relative;
  padding-left: 1rem;
  font-size: .93rem;
  line-height: 1.72;
  color: var(--text-muted);
}

.page-contact .band-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-600);
}

.page-contact .band-meta {
  margin: 1.1rem 0 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .band__figure {
  position: relative;
  margin: 0;
  min-height: 200px;
  background: var(--ink-600);
}

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

/* 准备清单 */
.page-contact .prep-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

.page-contact .prep-grid .body-text {
  margin: 1rem 0 0;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .8rem;
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .85rem;
  padding: 1rem 1.15rem;
  background: var(--cool-100);
  border-left: 4px solid var(--amber-500);
  border-radius: var(--radius-s);
}

.page-contact .prep-list .num {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink-800);
  line-height: 1.4;
}

.page-contact .prep-item-title {
  display: block;
  margin-bottom: .2rem;
  font-size: .98rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-contact .prep-item-text {
  display: block;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .closing-note {
  margin: 2rem 0 0;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--text-muted);
}

@media (min-width: 760px) {
  .page-contact .type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .section {
    padding-block: 3.25rem;
  }
}

@media (min-width: 840px) {
  .page-contact .band {
    grid-template-columns: 1.15fr .85fr;
  }

  .page-contact .band__text {
    padding: 2.5rem;
  }

  .page-contact .prep-grid {
    grid-template-columns: .8fr 1.2fr;
    gap: 3rem;
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero {
    padding: 2rem 0 3.75rem;
  }

  .page-contact .lane-grid {
    grid-template-columns: 1.45fr 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .page-contact .lane--mail {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-contact .lane--phone {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .lane--post {
    grid-column: 3;
    grid-row: 1;
  }

  .page-contact .lane-figure {
    grid-column: 2 / span 2;
    grid-row: 2;
  }

  .page-contact .reply-panel {
    grid-template-columns: 1.05fr 1fr;
    gap: 2.5rem;
    padding: 2.6rem;
  }
}
<<<END>>>