.page-contact {
  --ct-soft-teal: #E2EAEA;
  --ct-soft-orange: #FBE6DC;
  --ct-soft-gold: #F5EBD6;
  --ct-gap: clamp(20px, 4vw, 44px);
}

.page-contact [data-tone="blue"] {
  --tone: var(--blue);
  --tone-soft: var(--pulse);
}

.page-contact [data-tone="teal"] {
  --tone: var(--teal);
  --tone-soft: var(--ct-soft-teal);
}

.page-contact [data-tone="orange"] {
  --tone: var(--orange);
  --tone-soft: var(--ct-soft-orange);
}

.page-contact [data-tone="gold"] {
  --tone: var(--gold);
  --tone-soft: var(--ct-soft-gold);
}

.page-contact .ax-container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  padding-block: clamp(24px, 5vw, 48px) clamp(22px, 4vw, 40px);
  border-bottom: var(--line);
}

.page-contact .ax-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gray-500);
}

.page-contact .ax-crumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-200);
}

.page-contact .ax-crumb a:hover {
  border-bottom-color: var(--blue);
  color: var(--blue);
}

.page-contact .ax-kicker {
  margin: 18px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.page-contact .ct-title {
  margin: 12px 0 0;
  font-size: clamp(34px, 7.4vw, 86px);
  line-height: 1.03;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .ct-lead {
  max-width: 34em;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .ct-hero-meta {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 18px 0 0;
  border-top: var(--line);
  display: grid;
  gap: 14px;
}

.page-contact .ct-hero-meta li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
}

.page-contact .ct-meta-k {
  flex: 0 0 6.5em;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-contact .ct-meta-v {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
  color: var(--ink);
}

/* ---------- 目录 ---------- */

.page-contact .ax-toc {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-block: 14px;
  scrollbar-width: thin;
}

.page-contact .ax-toc-link {
  flex: 0 0 auto;
  padding: 6px 10px;
  border: var(--line);
  background: var(--paper-2);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.page-contact .ax-toc-link:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.page-contact .ax-toc-link[aria-current="true"] {
  background: var(--pulse);
  border-color: var(--blue);
  color: var(--blue);
}

/* ---------- 区块通用 ---------- */

.page-contact .ct-section {
  padding-block: clamp(36px, 6vw, 78px);
  border-bottom: var(--line);
}

.page-contact .ct-section--last {
  border-bottom: 0;
  padding-bottom: clamp(40px, 7vw, 92px);
}

.page-contact .ct-section-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .ct-section-title {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .ct-section-lead {
  max-width: 36em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .ax-note {
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gray-200);
  font-size: 13px;
  line-height: 1.75;
  color: var(--gray-500);
}

/* ---------- 图版 ---------- */

.page-contact .ax-figure {
  margin: 0;
}

.page-contact .ax-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--line);
  background: var(--paper-2);
}

.page-contact .ax-img-cap {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-contact .ct-plate-figure {
  margin-bottom: clamp(26px, 4vw, 48px);
}

/* ---------- 联系通道 ---------- */

.page-contact .ct-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-card {
  position: relative;
  padding: clamp(18px, 3vw, 30px);
  border: var(--line);
  border-left: 3px solid var(--tone);
  background: var(--paper-2);
  box-shadow: var(--shadow-plate);
}

.page-contact .ct-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-contact .ct-card-cat {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .ct-tag {
  padding: 3px 8px;
  border: 1px solid var(--tone);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--tone);
}

.page-contact .ct-tag--soft {
  border-color: transparent;
  background: var(--tone-soft);
  color: var(--ink);
}

.page-contact .ct-card-label {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-contact .ct-card-value {
  display: block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: clamp(19px, 4.4vw, 30px);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.3;
  overflow-wrap: anywhere;
  color: var(--ink);
}

.page-contact .ct-card-actions {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
}

.page-contact .ax-copy {
  padding: 7px 14px;
  border: 1px solid var(--ink);
  background: transparent;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink);
  cursor: pointer;
  transition: background-color 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ax-copy:hover {
  background: var(--ink);
  color: var(--paper);
}

.page-contact .ax-copy[data-copied] {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--pulse);
}

.page-contact .ct-copy-hint {
  font-size: 12px;
  line-height: 1.6;
  color: var(--gray-500);
}

.page-contact .ct-card-source {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--gray-200);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ---------- 展开组 ---------- */

.page-contact .ax-disclosure {
  margin-top: clamp(14px, 2.4vw, 20px);
  border-top: var(--line);
}

.page-contact .ax-disclosure-trigger {
  width: 100%;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0 4px;
  border: 0;
  background: transparent;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-align: left;
  color: var(--tone);
  cursor: pointer;
}

.page-contact .ax-disclosure-trigger:hover {
  color: var(--ink);
}

.page-contact .ax-disclosure-icon {
  font-size: 16px;
  line-height: 1;
  transition: transform 180ms var(--ease);
}

.page-contact .ax-disclosure-trigger[aria-expanded="true"] .ax-disclosure-icon {
  transform: rotate(90deg);
}

.page-contact .ax-disclosure-panel {
  padding: 6px 0 4px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .ax-disclosure-panel p {
  margin: 0 0 8px;
}

.page-contact .ax-disclosure-panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 地址 ---------- */

.page-contact .ct-address-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-plate {
  padding: clamp(20px, 3.2vw, 34px);
  border: var(--line);
  border-top: 3px solid var(--blue);
  background: var(--paper-2);
  box-shadow: var(--shadow-plate);
}

.page-contact .ct-address-line {
  margin: 0;
  font-size: clamp(19px, 2.7vw, 27px);
  font-weight: 700;
  line-height: 1.56;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.page-contact .ct-address-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray-500);
}

.page-contact .ct-field-list {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: var(--line);
}

.page-contact .ct-field {
  padding: 16px 0;
  border-bottom: var(--line);
}

.page-contact .ct-field dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-contact .ct-field dd {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 咨询前清单 ---------- */

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .ct-check {
  border: var(--line);
  background: var(--paper-2);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .ct-check-label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  cursor: pointer;
}

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

.page-contact .ct-check-box {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--ink);
  background: var(--paper);
}

.page-contact .ct-check-input:checked + .ct-check-box {
  background: var(--blue);
  border-color: var(--blue);
}

.page-contact .ct-check-input:checked + .ct-check-box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--paper);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .ct-check-input:focus-visible + .ct-check-box {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.page-contact .ct-check-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .ct-check-num {
  display: block;
  margin-bottom: 4px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-contact .ct-check:has(.ct-check-input:checked) {
  border-color: var(--blue);
  background: var(--pulse);
}

.page-contact .ct-check:has(.ct-check-input:checked) .ct-check-num {
  color: var(--blue);
}

/* ---------- 分流 ---------- */

.page-contact .ct-routing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line);
}

.page-contact .ct-route-item {
  border-bottom: var(--line);
}

.page-contact .ct-route-link {
  position: relative;
  display: grid;
  grid-template-columns: 3.2em minmax(0, 1fr);
  gap: 6px 12px;
  align-items: baseline;
  padding: 16px 8px 16px 12px;
  color: var(--ink);
  text-decoration: none;
}

.page-contact .ct-route-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background-color 160ms var(--ease);
}

.page-contact .ct-route-link:hover::before {
  background: var(--blue);
}

.page-contact .ct-route-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-contact .ct-route-title {
  display: block;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .ct-route-link:hover .ct-route-title {
  color: var(--blue);
}

.page-contact .ct-route-desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-contact .ct-routing-figure {
  margin: 0;
}

/* ---------- 备案收束 ---------- */

.page-contact .ct-filing {
  padding: clamp(22px, 4vw, 46px);
  background: var(--slate);
  color: var(--paper);
}

.page-contact .ct-filing-label {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-200);
}

.page-contact .ct-filing-num {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: clamp(20px, 3.6vw, 34px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .ct-filing-text {
  max-width: 34em;
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .ct-filing-links {
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-contact .ct-filing-links a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-500);
  padding-bottom: 2px;
}

.page-contact .ct-filing-links a:hover {
  color: var(--pulse);
  border-bottom-color: var(--pulse);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .ct-hero-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px 24px;
  }

  .page-contact .ct-meta-k {
    flex: 0 0 auto;
  }

  .page-contact .ct-channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .ct-channel-grid > .ct-card:nth-child(2) {
    margin-top: clamp(26px, 5vw, 60px);
  }

  .page-contact .ct-address-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .ct-field-list {
    border-top: 0;
  }

  .page-contact .ct-field:first-child {
    padding-top: 0;
  }

  .page-contact .ct-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-checklist > .ct-check:nth-child(2n) {
    margin-top: clamp(14px, 2.4vw, 30px);
  }
}

@media (min-width: 1040px) {
  .page-contact .ct-hero-inner {
    padding-right: clamp(0px, 6vw, 120px);
  }

  .page-contact .ct-routing-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-contact .ct-routing-figure {
    margin-top: clamp(30px, 6vw, 72px);
  }

  .page-contact .ct-plate-figure img {
    max-height: 460px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ax-copy,
  .page-contact .ax-disclosure-icon,
  .page-contact .ct-route-link::before,
  .page-contact .ct-check {
    transition: none;
  }
}