.page-contact {
  --pc-accent: var(--c-ember);
  --pc-line: var(--c-grid);
  overflow-x: hidden;
  background: var(--c-salt);
  color: var(--c-ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(104px, 13vw, 148px) 0 clamp(40px, 6vw, 72px);
  border-bottom: 1px solid var(--pc-line);
  background:
    radial-gradient(120% 92% at 90% -6%, rgba(240, 122, 43, .20) 0%, rgba(240, 122, 43, 0) 56%),
    linear-gradient(166deg, var(--c-lake) 0%, var(--c-salt) 58%, var(--c-snow) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -18%;
  width: min(520px, 68vw);
  height: min(520px, 68vw);
  border: 1px solid var(--pc-line);
  border-radius: 50%;
  opacity: .6;
  pointer-events: none;
}

.page-contact .breadcrumbs {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--c-mist);
}

.page-contact .breadcrumbs a {
  color: var(--c-glacier);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease-out);
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  border-bottom-color: currentColor;
}

.page-contact .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-contact .hero-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.4vw, 4.3rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--c-teal);
}

.page-contact .hero-title span {
  display: block;
  color: var(--pc-accent);
}

.page-contact .hero-lead {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .hero-meta div {
  min-width: 96px;
}

.page-contact .hero-meta dt {
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--c-mist);
}

.page-contact .hero-meta dd {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 600;
  color: var(--c-teal);
}

/* ---------- 章节通用 ---------- */
.page-contact .section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-contact .section--picker {
  background: var(--c-salt);
}

.page-contact .section--flow {
  background: var(--c-lake);
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .section-head {
  margin-bottom: clamp(24px, 4vw, 40px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--c-teal);
}

.page-contact .section-head__note {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 左右分栏 ---------- */
.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4.5vw, 44px);
}

.page-contact .picker-head {
  margin: 0 0 14px;
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-glacier);
}

/* ---------- 类型选择器 ---------- */
.page-contact .type-picker {
  min-width: 0;
}

.page-contact .type-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-contact .type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .type-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-sharp);
  background: var(--c-snow);
  color: var(--c-ink);
  font-size: .92rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out);
}

.page-contact .type-tab:hover {
  border-color: var(--c-glacier);
}

.page-contact .type-tab__num {
  font-size: .72rem;
  color: var(--c-mist);
}

.page-contact #fb-usage:checked ~ .type-tabs label[for="fb-usage"],
.page-contact #fb-fee:checked ~ .type-tabs label[for="fb-fee"],
.page-contact #fb-content:checked ~ .type-tabs label[for="fb-content"],
.page-contact #fb-coop:checked ~ .type-tabs label[for="fb-coop"] {
  background: var(--c-teal);
  border-color: var(--c-teal);
  color: var(--c-snow);
}

.page-contact #fb-usage:checked ~ .type-tabs label[for="fb-usage"] .type-tab__num,
.page-contact #fb-fee:checked ~ .type-tabs label[for="fb-fee"] .type-tab__num,
.page-contact #fb-content:checked ~ .type-tabs label[for="fb-content"] .type-tab__num,
.page-contact #fb-coop:checked ~ .type-tabs label[for="fb-coop"] .type-tab__num {
  color: var(--c-lake);
}

.page-contact #fb-usage:focus-visible ~ .type-tabs label[for="fb-usage"],
.page-contact #fb-fee:focus-visible ~ .type-tabs label[for="fb-fee"],
.page-contact #fb-content:focus-visible ~ .type-tabs label[for="fb-content"],
.page-contact #fb-coop:focus-visible ~ .type-tabs label[for="fb-coop"] {
  outline: 2px solid var(--pc-accent);
  outline-offset: 2px;
}

.page-contact .type-panels {
  margin-top: 14px;
}

.page-contact .type-panel {
  display: none;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--c-orange);
  border-radius: var(--radius-sharp);
  background: var(--c-snow);
}

.page-contact #fb-usage:checked ~ .type-panels .type-panel--usage,
.page-contact #fb-fee:checked ~ .type-panels .type-panel--fee,
.page-contact #fb-content:checked ~ .type-panels .type-panel--content,
.page-contact #fb-coop:checked ~ .type-panels .type-panel--coop {
  display: block;
  animation: pc-fade .28s var(--ease-out) both;
}

@keyframes pc-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-contact .type-panel h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--c-teal);
}

.page-contact .type-panel p {
  margin: 0;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .type-panel ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .type-panel li {
  position: relative;
  padding-left: 18px;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-contact .type-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 1px;
  background: var(--c-orange);
}

/* ---------- 联系卡片 ---------- */
.page-contact .channel-list {
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(20px, 3vw, 26px);
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-sharp);
  background: var(--c-snow);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 42px;
  background: var(--c-glacier);
}

.page-contact .channel-card--place {
  padding: 0;
  overflow: hidden;
}

.page-contact .channel-card--place::after {
  display: none;
}

.page-contact .channel-kicker {
  margin: 0 0 10px;
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--c-mist);
}

.page-contact .channel-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--c-ink);
}

.page-contact .channel-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  font-weight: 600;
  letter-spacing: -.01em;
  word-break: break-all;
}

.page-contact .channel-value a {
  color: var(--pc-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(195, 58, 16, .35);
  transition: border-color .2s var(--ease-out), color .2s var(--ease-out);
}

.page-contact .channel-value a:hover,
.page-contact .channel-value a:focus-visible {
  color: var(--c-teal);
  border-bottom-color: var(--c-teal);
}

.page-contact .channel-value--tel {
  font-size: clamp(1.25rem, 3vw, 1.6rem);
}

.page-contact .channel-note {
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .place-figure {
  height: clamp(140px, 24vw, 186px);
  overflow: hidden;
  border-bottom: 1px solid var(--pc-line);
}

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

.page-contact .channel-body {
  padding: clamp(18px, 2.6vw, 24px);
}

.page-contact .channel-address {
  margin: 0 0 12px;
  font-style: normal;
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-teal);
}

/* ---------- 流程 ---------- */
.page-contact .flow {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .flow-step {
  position: relative;
  padding-left: 28px;
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  bottom: -22px;
  width: 1px;
  background: var(--pc-line);
}

.page-contact .flow-step:last-child::before {
  display: none;
}

.page-contact .flow-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-orange);
}

.page-contact .flow-num {
  display: block;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--c-glacier);
}

.page-contact .flow-step h3 {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--c-teal);
}

.page-contact .flow-step p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 服务团队 ---------- */
.page-contact .section--service {
  background: var(--c-salt);
}

.page-contact .service-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-contact .svc-figure {
  margin: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-sharp);
  overflow: hidden;
  background: var(--c-lake);
}

.page-contact .svc-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .svc-figure figcaption {
  padding: 10px 14px;
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--c-mist);
  border-top: 1px solid var(--pc-line);
  background: var(--c-snow);
}

.page-contact .svc-body h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.015em;
  color: var(--c-teal);
}

.page-contact .svc-body p {
  margin: 0;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-contact .svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0;
  padding: 0;
  list-style: none;
}

.page-contact .svc-tags .tag {
  border: 1px solid var(--pc-line);
  background: var(--c-lake);
  color: var(--c-teal);
}

.page-contact .svc-foot {
  color: var(--c-mist);
  font-size: .9rem;
}

.page-contact .svc-link {
  margin-left: 6px;
  color: var(--c-glacier);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-line);
  white-space: nowrap;
}

.page-contact .svc-link:hover,
.page-contact .svc-link:focus-visible {
  border-bottom-color: var(--c-glacier);
}

/* ---------- 第 2 条提示 ---------- */
.page-contact .section--tip {
  background: var(--c-lake);
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .tip-card {
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--pc-line);
  border-left: 4px solid var(--pc-accent);
  border-radius: var(--radius-sharp);
  background: var(--c-snow);
}

.page-contact .tip-index {
  margin: 0 0 10px;
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--pc-accent);
}

.page-contact .tip-card h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 1.8rem);
  font-weight: 800;
  color: var(--c-teal);
}

.page-contact .tip-card p {
  margin: 0 0 20px;
  max-width: 64ch;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--c-ink);
}

/* ---------- 合作 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .coop-card {
  padding: clamp(20px, 3vw, 26px);
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-sharp);
  background: var(--c-snow);
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}

.page-contact .coop-card:hover {
  border-color: var(--c-glacier);
  transform: translateY(-3px);
}

.page-contact .coop-num {
  display: block;
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--c-orange);
}

.page-contact .coop-card h3 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--c-teal);
}

.page-contact .coop-card p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .coop-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 收尾 ---------- */
.page-contact .section--closing {
  padding-bottom: clamp(56px, 8vw, 96px);
  background: var(--c-salt);
}

.page-contact .closing-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: center;
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--pc-line);
}

.page-contact .closing-inner h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--c-teal);
}

.page-contact .closing-inner p {
  margin: 0;
  max-width: 62ch;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--c-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .flow-step {
    padding: 30px 22px 0 0;
  }

  .page-contact .flow-step::before {
    left: 0;
    right: 0;
    top: 8px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-contact .flow-step::after {
    left: 0;
    top: 4px;
  }

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

  .page-contact .closing-inner {
    grid-template-columns: 1fr auto;
  }
}

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

  .page-contact .service-panel {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-contact .channel-column {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-panel,
  .page-contact .coop-card {
    animation: none;
    transition: none;
  }

  .page-contact .coop-card:hover {
    transform: none;
  }
}
<<<END>>>