.page-contact {
  --ct-rule: rgba(199, 206, 219, .22);
  --ct-soft: rgba(0, 102, 255, .08);
  --ct-glow: rgba(180, 255, 58, .16);
  --ct-ink-soft: rgba(11, 14, 20, .06);
}

/* 面包屑 */
.page-contact .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 22px var(--gutter) 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-contact .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .15s var(--ease), border-color .15s var(--ease);
}

.page-contact .crumbs a:hover {
  color: var(--blue-2);
  border-bottom-color: var(--blue-2);
}

.page-contact .crumbs-sep {
  color: var(--line-strong);
}

/* 首屏 */
.page-contact .ct-intro {
  padding-top: clamp(28px, 4vw, 56px);
}

.page-contact .ct-intro-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
}

.page-contact .ct-intro-main h1 {
  margin: 10px 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7.2vw, 76px);
  line-height: .96;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-contact .ct-intro-main .section-lead {
  max-width: 56ch;
}

.page-contact .ct-intro-meta {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .ct-intro-meta .data {
  color: var(--lime);
}

.page-contact .ct-intro-side {
  position: relative;
  padding: 22px 22px 24px;
  background: linear-gradient(150deg, var(--ink-2) 0%, var(--ink-3) 100%);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-contact .ct-intro-side::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan) 55%, var(--lime));
}

.page-contact .ct-quickfacts {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ct-quickfacts li {
  display: grid;
  gap: 4px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--ct-rule);
}

.page-contact .ct-quickfacts li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .ct-qf-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 3.6vw, 34px);
  letter-spacing: .02em;
  color: var(--lime);
  line-height: 1;
}

.page-contact .ct-qf-unit {
  font-size: .55em;
  margin-left: 3px;
  color: var(--silver);
}

.page-contact .ct-qf-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* 合作流程 */
.page-contact .ct-flow-section {
  position: relative;
}

.page-contact .ct-flow-head .section-title {
  max-width: 22ch;
}

.page-contact .ct-flow {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(12px, 1.8vw, 22px);
  position: relative;
}

.page-contact .ct-flow::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--blue-2) 35%, var(--cyan) 70%, var(--lime) 100%);
  opacity: .8;
}

.page-contact .ct-flow-item {
  position: relative;
  padding-top: 26px;
}

.page-contact .ct-flow-item::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--ink);
  border: 2px solid var(--blue-2);
  transform: rotate(45deg);
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-contact .ct-flow-item:hover::before {
  border-color: var(--lime);
  background: var(--lime);
}

.page-contact .ct-flow-item--last::before {
  border-color: var(--lime);
  background: var(--lime);
  box-shadow: 0 0 0 5px var(--ct-glow);
}

.page-contact .ct-flow-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--blue-2);
  margin-bottom: 8px;
}

.page-contact .ct-flow-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-flow-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-flow-figure {
  margin-top: clamp(28px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-contact .ct-flow-figure .figure-cap {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* 合作方向 + 联系侧栏 */
.page-contact .ct-partner-grid {
  align-items: start;
  gap: clamp(24px, 3.4vw, 48px);
}

.page-contact .ct-cards {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 16px;
}

.page-contact .ct-card {
  padding: 22px 22px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--r);
  transition: transform .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-card--b {
  border-left-color: var(--lime);
}

.page-contact .ct-card--c {
  border-left-color: var(--cyan);
}

.page-contact .ct-card:hover {
  transform: translateY(-4px);
  border-color: var(--blue-2);
  border-left-color: var(--blue-2);
}

.page-contact .ct-card .card-title {
  margin: 12px 0 10px;
  font-size: 18px;
}

.page-contact .ct-card .card-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .ct-card-points {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--ct-rule);
  display: grid;
  gap: 8px;
}

.page-contact .ct-card-points li {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: .02em;
  color: var(--muted);
}

.page-contact .ct-card-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 1px;
  background: var(--blue-2);
}

/* 联系卡片（窄栏） */
.page-contact .ct-side {
  position: sticky;
  top: 24px;
  padding: 24px 22px 26px;
  background: linear-gradient(165deg, var(--ink-3) 0%, var(--ink-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-contact .ct-side-title {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .ct-contact {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-contact-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-contact-row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-contact dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--muted);
  padding-top: 3px;
}

.page-contact .ct-contact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .ct-contact dd .data {
  color: var(--lime);
}

.page-contact .ct-side-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .ct-side-link {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ct-rule);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-side-link a,
.page-contact .ct-material-note a,
.page-contact .ct-faq-item a {
  color: var(--blue-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 148, 255, .45);
  transition: color .15s var(--ease), border-color .15s var(--ease);
}

.page-contact .ct-side-link a:hover,
.page-contact .ct-material-note a:hover,
.page-contact .ct-faq-item a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* 资料清单 */
.page-contact .ct-material-grid {
  align-items: start;
  gap: clamp(24px, 3.4vw, 48px);
}

.page-contact .ct-checklist {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.page-contact .ct-check-mark {
  position: relative;
  display: block;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--blue-2);
  border-radius: 2px;
  background: var(--ct-soft);
}

.page-contact .ct-check-mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--lime);
  border-bottom: 2px solid var(--lime);
  transform: rotate(40deg);
}

.page-contact .ct-check-text {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .ct-check-text strong {
  color: var(--paper);
  font-weight: 700;
}

.page-contact .ct-material-note {
  align-self: start;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--r);
  padding: 20px 20px 22px;
}

.page-contact .ct-material-note p {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .ct-material-note strong {
  color: var(--paper);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .02em;
}

/* 区域服务 */
.page-contact .ct-region {
  background: var(--paper);
  color: var(--ink);
  padding-top: clamp(48px, 6vw, 84px);
  padding-bottom: clamp(48px, 6vw, 84px);
}

.page-contact .ct-region-head .section-title {
  color: var(--ink);
}

.page-contact .ct-region-head .section-lead {
  color: rgba(11, 14, 20, .72);
}

.page-contact .ct-region-head .eyebrow {
  color: var(--blue);
}

.page-contact .ct-region-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(28px, 4vw, 44px);
  align-items: start;
}

.page-contact .ct-region-map {
  background: var(--ink);
  border: 1px solid rgba(11, 14, 20, .25);
  border-radius: var(--r);
  padding: clamp(14px, 2vw, 22px);
  position: relative;
  overflow: hidden;
}

.page-contact .ct-region-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(199, 206, 219, .05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(199, 206, 219, .05) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.page-contact .ct-region-map svg {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  z-index: 1;
}

.page-contact .ct-region-cap {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(199, 206, 219, .16);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .03em;
  color: var(--muted);
}

.page-contact .ct-region-copy {
  display: grid;
  gap: 24px;
}

.page-contact .ct-region-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-region-list li {
  padding: 16px 0;
  border-top: 1px solid rgba(11, 14, 20, .14);
}

.page-contact .ct-region-list li:last-child {
  border-bottom: 1px solid rgba(11, 14, 20, .14);
}

.page-contact .ct-region-key {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--blue);
  margin-bottom: 8px;
}

.page-contact .ct-region-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(11, 14, 20, .78);
}

.page-contact .ct-region-figure {
  border: 1px solid rgba(11, 14, 20, .18);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--ink);
}

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

.page-contact .ct-region-figure .figure-cap {
  padding: 12px 16px;
  border-top: 1px solid rgba(199, 206, 219, .16);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: .03em;
  color: var(--muted);
}

/* 会员咨询 */
.page-contact .ct-faq-grid {
  margin-top: clamp(24px, 3.4vw, 40px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .ct-faq-item {
  padding: 20px 20px 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  position: relative;
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}

.page-contact .ct-faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--cyan));
  opacity: 0;
  transition: opacity .18s var(--ease);
}

.page-contact .ct-faq-item:hover {
  transform: translateY(-4px);
  border-color: var(--blue-2);
}

.page-contact .ct-faq-item:hover::before {
  opacity: 1;
}

.page-contact .ct-faq-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-faq-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-contact .ct-faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-intro-inner {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  }

  .page-contact .ct-region-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-contact .ct-faq-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* 窄屏：流程转竖向 */
@media (max-width: 860px) {
  .page-contact .ct-flow {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    padding-top: 4px;
  }

  .page-contact .ct-flow::before {
    left: 4px;
    right: auto;
    top: 2px;
    bottom: 0;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, var(--blue) 0%, var(--cyan) 60%, var(--lime) 100%);
  }

  .page-contact .ct-flow-item {
    padding: 0 0 24px 26px;
  }

  .page-contact .ct-flow-item::before {
    top: 4px;
    left: 0;
  }

  .page-contact .ct-flow-item:last-child {
    padding-bottom: 0;
  }

  .page-contact .ct-side {
    position: static;
  }
}

@media (max-width: 480px) {
  .page-contact .ct-contact-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-contact .ct-intro-side {
    padding: 20px 16px 22px;
  }

  .page-contact .ct-card {
    padding: 18px 16px 18px;
  }

  .page-contact .ct-checklist li {
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-faq-item,
  .page-contact .ct-flow-item::before {
    transition: none;
  }
  .page-contact .ct-card:hover,
  .page-contact .ct-faq-item:hover {
    transform: none;
  }
}