.page-contact {
  --ct-sticky-top: 104px;
  background: var(--og-void);
  color: var(--og-text);
  padding-bottom: 88px;
}

/* 面包屑 */
.page-contact .og-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 0 20px;
  font-family: var(--og-font-mono);
  font-size: var(--og-fs-12);
  letter-spacing: 0.04em;
  color: var(--og-muted);
}
.page-contact .og-breadcrumb a {
  color: var(--og-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}
.page-contact .og-breadcrumb a:hover {
  color: var(--og-cyan);
  border-bottom-color: var(--og-cyan);
}
.page-contact .og-breadcrumb__item + .og-breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--og-line);
}

/* 主轴布局 */
.page-contact .ct-layout {
  display: grid;
  gap: 28px;
}
.page-contact .ct-flow {
  min-width: 0;
}

/* 首屏说明 */
.page-contact .ct-intro {
  padding-bottom: 4px;
}
.page-contact .ct-intro h1 {
  margin: 12px 0 18px;
  font-size: clamp(30px, 7vw, 52px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.page-contact .ct-intro h1::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 16px;
  background: var(--og-cyan);
}
.page-contact .ct-intro__line {
  max-width: 62ch;
  margin: 0 0 12px;
  font-size: var(--og-fs-16);
  line-height: 1.75;
  color: var(--og-muted);
}
.page-contact .ct-intro__line--lead {
  color: var(--og-text);
  font-size: var(--og-fs-20);
  font-weight: 500;
}

/* 联系速查卡 */
.page-contact .ct-contact__inner {
  border: 2px solid var(--og-line);
  border-top: 4px solid var(--og-cyan);
  background: var(--og-panel);
  box-shadow: 4px 4px 0 var(--og-line);
  padding: 20px;
}
.page-contact .ct-contact__kicker {
  margin: 0 0 8px;
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--og-cyan);
}
.page-contact .ct-contact__title {
  margin: 0 0 10px;
  font-size: var(--og-fs-20);
  line-height: 1.35;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.page-contact .ct-contact__note {
  margin: 0 0 18px;
  font-size: var(--og-fs-14);
  line-height: 1.7;
  color: var(--og-muted);
}
.page-contact .ct-channels {
  display: grid;
  gap: 12px;
  margin: 0;
}
.page-contact .ct-channel {
  padding-top: 10px;
  border-top: 1px solid var(--og-line);
}
.page-contact .ct-channel dt {
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--og-muted);
}
.page-contact .ct-channel dd {
  margin: 4px 0 0;
  font-family: var(--og-font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--og-text);
  word-break: break-word;
}
.page-contact .ct-channel__mail {
  color: var(--og-cyan);
}
.page-contact .ct-channel__tel {
  font-size: var(--og-fs-20);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.page-contact .ct-contact__tip {
  margin: 16px 0 0;
  padding: 10px 12px;
  border-left: 3px solid var(--og-amber);
  background: rgba(255, 176, 32, 0.08);
  font-size: var(--og-fs-12);
  line-height: 1.65;
  color: var(--og-text);
}
.page-contact .ct-contact__cta {
  display: block;
  margin-top: 16px;
  text-align: center;
}
.page-contact .ct-contact__record {
  margin: 14px 0 0;
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--og-muted);
}

/* 查询块 */
.page-contact .ct-query {
  display: grid;
  margin-top: 34px;
  border: 2px solid var(--og-line);
  border-top: 4px solid var(--og-cyan);
  background: var(--og-panel);
  box-shadow: var(--og-shadow);
}
.page-contact .ct-query__body {
  padding: 22px 20px;
  min-width: 0;
}
.page-contact .ct-query h2 {
  margin: 0 0 12px;
  font-size: clamp(20px, 4.6vw, 28px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.page-contact .ct-query p {
  margin: 0 0 12px;
  font-size: var(--og-fs-16);
  line-height: 1.75;
  color: var(--og-muted);
}
.page-contact .ct-bullets {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .ct-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: var(--og-fs-14);
  line-height: 1.7;
  color: var(--og-muted);
}
.page-contact .ct-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 2px;
  background: var(--og-cyan);
}
.page-contact .ct-bullets strong {
  color: var(--og-text);
  font-family: var(--og-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.page-contact .ct-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}
.page-contact .ct-actions .og-btn {
  flex: 1 1 180px;
  text-align: center;
}
.page-contact .ct-query__media {
  margin: 0;
  border-top: 2px solid var(--og-line);
  overflow: hidden;
}
.page-contact .ct-query__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .ct-query__media figcaption {
  padding: 12px 16px;
  font-family: var(--og-font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--og-muted);
  border-top: 1px dashed var(--og-line);
}

/* 通用区块标题 */
.page-contact .ct-section {
  margin-top: 56px;
}
.page-contact .ct-h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--og-line);
  font-size: clamp(21px, 4.4vw, 32px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.page-contact .ct-h2__num {
  flex: none;
  font-family: var(--og-font-mono);
  font-size: var(--og-fs-14);
  letter-spacing: 0.08em;
  color: var(--og-rust);
}
.page-contact .ct-section__lead {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: var(--og-fs-16);
  line-height: 1.75;
  color: var(--og-muted);
}

/* 渠道卡片 */
.page-contact .ct-channel-cards {
  display: grid;
  gap: 16px;
}
.page-contact .ct-channel-card {
  border: 2px solid var(--og-line);
  border-left: 4px solid var(--og-magenta);
  background: var(--og-panel);
  padding: 20px;
}
.page-contact .ct-channel-card--phone {
  border-left-color: var(--og-cyan);
}
.page-contact .ct-channel-card--addr {
  border-left-color: var(--og-rust);
}
.page-contact .ct-channel-card__label {
  margin: 0 0 6px;
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--og-muted);
}
.page-contact .ct-channel-card h3 {
  margin: 0 0 10px;
  font-size: var(--og-fs-20);
  line-height: 1.4;
  font-weight: 800;
}
.page-contact .ct-channel-card p {
  margin: 0 0 10px;
  font-size: var(--og-fs-14);
  line-height: 1.75;
  color: var(--og-muted);
}
.page-contact .ct-channel-card p:last-child {
  margin-bottom: 0;
}
.page-contact .ct-channel-card__hint {
  padding-top: 10px;
  border-top: 1px dashed var(--og-line);
  font-family: var(--og-font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* 材料清单 */
.page-contact .ct-checks {
  display: grid;
  gap: 12px;
}
.page-contact .ct-check {
  position: relative;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px;
  border: 2px solid var(--og-line);
  background: var(--og-panel);
  cursor: pointer;
  transition: border-color 140ms ease, background-color 140ms ease;
}
.page-contact .ct-check:hover {
  border-color: rgba(53, 227, 210, 0.55);
}
.page-contact .ct-check__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .ct-check__box {
  position: relative;
  grid-row: 1 / span 2;
  width: 26px;
  height: 26px;
  border: 2px solid var(--og-line);
  background: var(--og-void);
  transition: background-color 140ms ease, border-color 140ms ease;
}
.page-contact .ct-check__box::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 3px;
  width: 6px;
  height: 12px;
  border-right: 2px solid var(--og-void);
  border-bottom: 2px solid var(--og-void);
  transform: rotate(45deg) scale(0);
  transform-origin: center;
  transition: transform 140ms ease;
}
.page-contact .ct-check__input:checked ~ .ct-check__box {
  border-color: var(--og-cyan);
  background: var(--og-cyan);
}
.page-contact .ct-check__input:checked ~ .ct-check__box::after {
  transform: rotate(45deg) scale(1);
}
.page-contact .ct-check__input:checked ~ .ct-check__body .ct-check__title {
  color: var(--og-cyan);
}
.page-contact .ct-check__input:focus-visible ~ .ct-check__box {
  outline: 2px solid var(--og-cyan);
  outline-offset: 3px;
}
.page-contact .ct-check__body {
  display: block;
}
.page-contact .ct-check__title {
  display: block;
  font-size: var(--og-fs-16);
  font-weight: 700;
  line-height: 1.5;
  transition: color 140ms ease;
}
.page-contact .ct-check__desc {
  display: block;
  margin-top: 4px;
  font-size: var(--og-fs-14);
  line-height: 1.7;
  color: var(--og-muted);
}
.page-contact .ct-note {
  margin: 16px 0 0;
  font-size: var(--og-fs-14);
  line-height: 1.75;
  color: var(--og-muted);
}
.page-contact .ct-note a {
  color: var(--og-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 227, 210, 0.45);
}
.page-contact .ct-note a:hover {
  border-bottom-color: var(--og-cyan);
}

/* 阶段流程 */
.page-contact .ct-rail {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin: 4px 0 20px;
}
.page-contact .ct-rail__track {
  stroke: var(--og-line);
  stroke-width: 2;
}
.page-contact .ct-rail__done {
  stroke: var(--og-cyan);
  stroke-width: 4;
}
.page-contact .ct-rail__node {
  fill: var(--og-panel);
  stroke: var(--og-line);
  stroke-width: 3;
}
.page-contact .ct-rail__node--active {
  fill: var(--og-cyan);
  stroke: var(--og-cyan);
}
.page-contact .ct-steps {
  display: grid;
  gap: 12px;
}
.page-contact .ct-step {
  border: 2px solid var(--og-line);
  background: var(--og-panel);
  transition: border-color 140ms ease, box-shadow 140ms ease;
}
.page-contact .ct-step[open] {
  border-color: var(--og-cyan);
  box-shadow: var(--og-shadow-cyan);
}
.page-contact .ct-step__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
}
.page-contact .ct-step__head::-webkit-details-marker {
  display: none;
}
.page-contact .ct-step__head:hover .ct-step__name {
  color: var(--og-cyan);
}
.page-contact .ct-step__num {
  flex: none;
  font-family: var(--og-font-mono);
  font-size: var(--og-fs-14);
  letter-spacing: 0.06em;
  color: var(--og-rust);
}
.page-contact .ct-step__name {
  font-size: var(--og-fs-20);
  font-weight: 800;
  letter-spacing: -0.01em;
  transition: color 140ms ease;
}
.page-contact .ct-step__tag {
  margin-left: auto;
  padding: 3px 8px;
  border: 1px solid var(--og-line);
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--og-muted);
  white-space: nowrap;
}
.page-contact .ct-step[open] .ct-step__tag {
  border-color: var(--og-amber);
  color: var(--og-amber);
}
.page-contact .ct-step__body {
  padding: 0 16px 18px 16px;
  font-size: var(--og-fs-14);
  line-height: 1.8;
  color: var(--og-muted);
}
.page-contact .ct-step__body p {
  margin: 0;
}
.page-contact .ct-wide {
  margin: 26px 0 0;
}
.page-contact .ct-wide img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--og-line);
  object-fit: cover;
}
.page-contact .ct-wide figcaption {
  margin-top: 10px;
  font-family: var(--og-font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--og-muted);
}

/* 合作区块 */
.page-contact .ct-partner {
  padding: 22px 20px;
  background: var(--og-cream);
  color: var(--og-brown);
  border: 2px solid var(--og-brown);
  box-shadow: 6px 6px 0 rgba(212, 71, 42, 0.35);
}
.page-contact .ct-partner__grid {
  display: grid;
  gap: 18px;
}
.page-contact .ct-partner__label {
  margin: 0 0 6px;
  font-family: var(--og-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--og-rust);
}
.page-contact .ct-partner__item p {
  margin: 0;
  font-size: var(--og-fs-14);
  line-height: 1.8;
  color: var(--og-brown);
}
.page-contact .ct-partner__ask {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 2px solid rgba(35, 24, 15, 0.25);
}
.page-contact .ct-partner__ask-title {
  margin: 0 0 10px;
  font-size: var(--og-fs-16);
  font-weight: 800;
}
.page-contact .ct-partner__list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}
.page-contact .ct-partner__list li {
  font-size: var(--og-fs-14);
  line-height: 1.75;
  color: var(--og-brown);
}
.page-contact .ct-partner__list li::marker {
  font-family: var(--og-font-mono);
  color: var(--og-rust);
}

/* 延伸入口 */
.page-contact .ct-links {
  display: grid;
  gap: 12px;
}
.page-contact .ct-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  border: 2px solid var(--og-line);
  background: var(--og-panel);
  color: var(--og-text);
  text-decoration: none;
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}
.page-contact .ct-link:hover {
  border-color: var(--og-cyan);
  box-shadow: var(--og-shadow-cyan);
  transform: translate(-2px, -2px);
}
.page-contact .ct-link__text {
  display: block;
  min-width: 0;
}
.page-contact .ct-link__text strong {
  display: block;
  font-size: var(--og-fs-16);
  font-weight: 700;
  line-height: 1.5;
}
.page-contact .ct-link__text span {
  display: block;
  margin-top: 4px;
  font-size: var(--og-fs-14);
  line-height: 1.6;
  color: var(--og-muted);
}
.page-contact .ct-link__arrow {
  flex: none;
  font-family: var(--og-font-mono);
  font-size: var(--og-fs-20);
  color: var(--og-cyan);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-contact {
    padding-bottom: 104px;
  }
  .page-contact .ct-query {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
  .page-contact .ct-query__body {
    padding: 28px 26px;
  }
  .page-contact .ct-query__media {
    border-top: 0;
    border-left: 2px solid var(--og-line);
    display: flex;
    flex-direction: column;
  }
  .page-contact .ct-query__media img {
    flex: 1 1 auto;
    height: 100%;
  }
  .page-contact .ct-channel-cards {
    grid-template-columns: 1.15fr 1fr;
  }
  .page-contact .ct-channel-card--wide {
    grid-column: 1 / -1;
  }
  .page-contact .ct-checks {
    grid-template-columns: 1fr 1fr;
  }
  .page-contact .ct-step__body {
    padding-left: 52px;
  }
  .page-contact .ct-partner {
    padding: 28px 26px;
  }
  .page-contact .ct-partner__grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
  .page-contact .ct-links {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 980px) {
  .page-contact .ct-layout {
    grid-template-columns: 336px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-contact .ct-contact {
    order: -1;
    align-self: stretch;
  }
  .page-contact .ct-contact__inner {
    position: sticky;
    top: var(--ct-sticky-top);
  }
  .page-contact .ct-intro h1 {
    margin-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-check,
  .page-contact .ct-check__box,
  .page-contact .ct-check__box::after,
  .page-contact .ct-check__title,
  .page-contact .ct-step,
  .page-contact .ct-step__name,
  .page-contact .ct-link,
  .page-contact .og-breadcrumb a {
    transition: none;
  }
  .page-contact .ct-link:hover {
    transform: none;
  }
}
<<<END>>>