.page-contact {
  --ct-rule: 1px solid var(--ce-line);
  --ct-rule-soft: 1px solid rgba(27, 66, 102, .55);
  --ct-rail-radius: 2px;
}

.page-contact .ce-section {
  scroll-margin-top: 148px;
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: 18px;
  padding-bottom: 6px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: 20px;
  padding-bottom: 52px;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-hero__lead {
  max-width: 34ch;
}

.page-contact .ct-hero__intro {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ce-ink);
  max-width: 38ch;
}

.page-contact .ct-hero__meta {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--ce-anno);
  max-width: 40ch;
  padding-left: 12px;
  border-left: 1px solid var(--ce-steel);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 图片容器 ---------- */
.page-contact .ct-media {
  display: block;
  margin: 0;
  border: var(--ct-rule);
  background:
    linear-gradient(180deg, rgba(18, 48, 79, .85), rgba(6, 20, 40, .9));
  border-radius: var(--ct-rail-radius);
  overflow: hidden;
}

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

.page-contact .ct-media--hero {
  aspect-ratio: 3 / 2;
}

.page-contact .ct-media--map {
  aspect-ratio: 5 / 3;
}

.page-contact .ct-media__cap {
  padding: 10px 14px 12px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ce-anno);
  border-top: var(--ct-rule-soft);
}

/* ---------- 通用区块标题 ---------- */
.page-contact .ct-head {
  max-width: 40ch;
  margin-bottom: 26px;
}

.page-contact .ct-head--wide {
  max-width: 56ch;
}

.page-contact .ct-head__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ce-axis);
}

/* ---------- 双栏：清单 + 批次路径 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: 40px;
}

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

.page-contact .ct-check__item {
  display: grid;
  grid-template-columns: 16px 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 20px 0;
  border-bottom: var(--ct-rule);
  transition: background-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-check__item:hover {
  background-color: rgba(42, 90, 125, .14);
}

.page-contact .ct-check__box {
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border: 1px solid var(--ce-steel);
  background: transparent;
  transition: border-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-check__item:hover .ct-check__box {
  border-color: var(--ce-cyan);
}

.page-contact .ct-check__idx {
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ce-steel);
}

.page-contact .ct-check__name {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--ce-ink);
}

.page-contact .ct-check__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ce-ink);
  max-width: 38ch;
}

.page-contact .ct-check__why {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.65;
  letter-spacing: .015em;
  color: var(--ce-anno);
  max-width: 38ch;
}

/* ---------- 展开块 ---------- */
.page-contact .ct-expand-block {
  margin-top: 24px;
}

.page-contact .ct-expand-block__panel {
  margin-top: 14px;
  padding: 16px 18px;
  border-left: 2px solid var(--ce-cyan);
  background: rgba(18, 48, 79, .6);
}

.page-contact .ct-expand-block__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ce-axis);
  max-width: 40ch;
}

/* ---------- 批次路径刻度 ---------- */
.page-contact .ct-split__col--rail {
  border-top: 2px solid var(--ce-cyan);
  padding-top: 20px;
}

.page-contact .ct-rail__heading {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  color: var(--ce-ink);
}

.page-contact .ct-rail__note {
  margin: 8px 0 22px;
  color: var(--ce-anno);
}

.page-contact .ct-path {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 4px;
}

.page-contact .ct-path::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--ce-cyan), var(--ce-axis) 40%, var(--ce-line));
}

.page-contact .ct-path__node {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  padding: 0 0 26px 0;
}

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

.page-contact .ct-path__mark {
  position: relative;
  z-index: 1;
  display: inline-block;
  align-self: start;
  padding: 4px 6px;
  font-size: 12px;
  letter-spacing: .06em;
  text-align: center;
  color: var(--ce-axis);
  background: var(--ce-void);
  border: 1px solid var(--ce-line);
  transition: color var(--ce-dur) var(--ce-ease), border-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-path__node--on .ct-path__mark {
  color: var(--ce-void);
  background: var(--ce-cyan);
  border-color: var(--ce-cyan);
}

.page-contact .ct-path__node:hover .ct-path__mark {
  border-color: var(--ce-cyan);
}

.page-contact .ct-path__stage {
  margin: 2px 0 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ce-steel);
}

.page-contact .ct-path__name {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ce-ink);
}

.page-contact .ct-path__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ce-axis);
}

/* ---------- 起订档位 ---------- */
.page-contact .ct-tiers-section {
  padding-bottom: 64px;
}

.page-contact .ct-tier-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ce-line);
  border: var(--ct-rule);
}

.page-contact .ct-tier {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--ce-deep-2);
  transition: background-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-tier::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--ce-steel);
  transition: background-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-tier--x::before {
  background: var(--ce-cyan);
}

.page-contact .ct-tier--fold::before {
  background: var(--ce-terra);
}

.page-contact .ct-tier:hover {
  background: #16395c;
}

.page-contact .ct-tier__code {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ce-steel);
}

.page-contact .ct-tier__name {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.35;
  color: var(--ce-ink);
}

.page-contact .ct-tier__band {
  margin: 0 0 12px;
}

.page-contact .ct-tier__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ce-axis);
  max-width: 40ch;
}

.page-contact .ct-tiers-note {
  margin: 24px 0 0;
  color: var(--ce-anno);
  max-width: 52ch;
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  padding: 20px 20px 22px;
  border: var(--ct-rule-soft);
  border-radius: var(--ct-rail-radius);
  background: rgba(18, 48, 79, .52);
  transition: border-color var(--ce-dur) var(--ce-ease), background-color var(--ce-dur) var(--ce-ease);
}

.page-contact .ct-channel:hover {
  border-color: var(--ce-cyan);
  background: rgba(18, 48, 79, .78);
}

.page-contact .ct-channel__key {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ce-steel);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: .02em;
  color: var(--ce-ink);
  word-break: break-word;
}

.page-contact .ct-channel__meta {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .015em;
  color: var(--ce-axis);
  max-width: 42ch;
}

.page-contact .ct-channels-note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: var(--ct-rule-soft);
  color: var(--ce-anno);
  max-width: 56ch;
}

/* ---------- 服务范围 ---------- */
.page-contact .ct-scope {
  padding-bottom: 72px;
}

.page-contact .ct-scope__grid {
  display: grid;
  gap: 34px;
}

.page-contact .ct-scope__body > p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ce-axis);
  max-width: 40ch;
}

.page-contact .ct-scope__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: var(--ct-rule);
}

.page-contact .ct-scope__fact {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: var(--ct-rule);
}

.page-contact .ct-scope__fact-key {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ce-steel);
}

.page-contact .ct-scope__fact-val {
  font-size: 15px;
  color: var(--ce-ink);
}

.page-contact .ct-scope__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 26px;
}

/* ---------- 断点：桌面 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-crumb {
    padding-top: 24px;
  }

  .page-contact .ct-hero {
    padding-bottom: 72px;
  }

  .page-contact .ct-check__item {
    grid-template-columns: 18px 40px minmax(0, 1fr);
    gap: 16px;
    padding: 24px 0;
  }

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

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

@media (min-width: 980px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .85fr);
    align-items: center;
    gap: 56px;
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1fr) minmax(272px, .68fr);
    gap: 60px;
    align-items: start;
  }

  .page-contact .ct-split__col--rail {
    position: sticky;
    top: 152px;
  }

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

  .page-contact .ct-scope__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
    gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-check__item,
  .page-contact .ct-check__box,
  .page-contact .ct-tier,
  .page-contact .ct-tier::before,
  .page-contact .ct-channel,
  .page-contact .ct-path__mark {
    transition: none;
  }
}