.page-contact {
  --ct-gold-soft: rgba(201, 162, 39, .14);
  --ct-paper-line: rgba(18, 35, 63, .12);
  --ct-ink-on-dark: rgba(244, 241, 234, .74);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--grey);
}
.page-contact .breadcrumb > .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-contact .breadcrumb .mono {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--gold-deep);
}
.page-contact .breadcrumb a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.page-contact .breadcrumb a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}
.page-contact .breadcrumb span[aria-current] {
  color: var(--navy-800);
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: 40px 0 52px;
}
.page-contact .ct-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}
.page-contact .ct-hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 6.4vw, 48px);
  font-weight: 820;
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 14px 0 16px;
  color: var(--navy-900);
}
.page-contact .ct-hero-copy .lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 22px;
}
.page-contact .ct-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-hero-media {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--paper-2);
  box-shadow: var(--shadow-2);
}
.page-contact .ct-hero-media::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--red);
}
.page-contact .ct-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 两栏主区 ---------- */
.page-contact .ct-channels {
  padding: 8px 0 56px;
}
.page-contact .ct-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}
.page-contact .ct-split-head {
  margin-bottom: 22px;
}
.page-contact .ct-split-head .section-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 30px);
  font-weight: 800;
  letter-spacing: -.018em;
  line-height: 1.22;
  margin: 8px 0 8px;
  color: var(--navy-900);
}
.page-contact .ct-split-head .section-note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
  margin: 0;
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .ct-card {
  position: relative;
  background: var(--paper-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: 24px 22px 20px;
  box-shadow: var(--shadow-1);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.page-contact .ct-card + .ct-card {
  margin-top: 18px;
}
.page-contact .ct-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: var(--shadow-2);
}
.page-contact .ct-card-num {
  display: inline-block;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--gold-deep);
  background: var(--ct-gold-soft);
  border-radius: 4px;
  padding: 3px 9px;
  margin-bottom: 12px;
}
.page-contact .ct-card-title {
  font-size: 18px;
  font-weight: 780;
  letter-spacing: -.01em;
  color: var(--navy-900);
  margin: 0 0 10px;
}
.page-contact .ct-card-line {
  font-size: 14.5px;
  color: var(--navy-800);
  background: var(--index);
  border-radius: 8px;
  padding: 11px 13px;
  margin: 0 0 13px;
  word-break: break-all;
  letter-spacing: .01em;
}
.page-contact .ct-card-body {
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0 0 14px;
}
.page-contact .ct-card-meta {
  font-size: 12.5px;
  color: var(--grey);
  border-top: 1px dashed var(--line-dark);
  padding-top: 11px;
  margin: 0;
}
.page-contact .ct-card-meta .mono {
  color: var(--navy-800);
}
.page-contact .ct-map {
  margin: 4px 0 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line-dark-soft);
  background-color: var(--paper-2);
  background-image:
    linear-gradient(var(--line-dark-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark-soft) 1px, transparent 1px);
  background-size: 22px 22px;
}
.page-contact .ct-map img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  mix-blend-mode: multiply;
}

/* ---------- 提交要点清单 ---------- */
.page-contact .ct-checklist {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}
.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark-soft);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}
.page-contact .ct-check-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--gold-deep);
  padding-top: 3px;
  letter-spacing: .08em;
}
.page-contact .ct-checklist strong {
  color: var(--navy-900);
  font-weight: 760;
}

/* ---------- 来信示范 ---------- */
.page-contact .ct-memo {
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--paper-2);
  padding: 18px 20px 16px;
}
.page-contact .ct-memo-head {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-deep);
  margin: 0 0 12px;
}
.page-contact .ct-memo-list {
  margin: 0;
}
.page-contact .ct-memo-list > div {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line-dark-soft);
}
.page-contact .ct-memo-list > div:last-child {
  border-bottom: 0;
}
.page-contact .ct-memo-list dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--gold-deep);
  padding-top: 2px;
}
.page-contact .ct-memo-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--ink-soft);
  word-break: break-word;
}
.page-contact .ct-privacy-note {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--grey);
}
.page-contact .ct-privacy-note a {
  color: var(--navy-800);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
}
.page-contact .ct-privacy-note a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* ---------- 深色纠错流程 ---------- */
.page-contact .ct-fix {
  background: var(--navy-900);
  color: var(--paper);
  padding: 54px 0 58px;
}
.page-contact .ct-fix .kicker {
  color: var(--gold);
}
.page-contact .ct-fix .section-title {
  color: var(--paper);
}
.page-contact .ct-fix .section-note {
  color: var(--ct-ink-on-dark);
}
.page-contact .ct-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-contact .ct-step {
  background: var(--navy-800);
  padding: 22px 20px 24px;
}
.page-contact .ct-step-num {
  display: block;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
  margin-bottom: 10px;
}
.page-contact .ct-step h3 {
  font-size: 16px;
  font-weight: 760;
  color: var(--paper);
  margin: 0 0 8px;
}
.page-contact .ct-step p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ct-ink-on-dark);
  margin: 0;
}
.page-contact .ct-step a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
}
.page-contact .ct-step a:hover {
  color: var(--gold);
}

/* ---------- 合作共建 ---------- */
.page-contact .ct-partner {
  padding: 56px 0;
}
.page-contact .ct-partner-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}
.page-contact .ct-partner-copy .section-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 30px);
  font-weight: 800;
  letter-spacing: -.018em;
  line-height: 1.22;
  color: var(--navy-900);
  margin: 8px 0 16px;
}
.page-contact .ct-partner-copy p {
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-soft);
  margin: 0 0 14px;
}
.page-contact .ct-partner-copy p:last-child {
  margin-bottom: 0;
}
.page-contact .ct-partner-copy a {
  color: var(--navy-800);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
}
.page-contact .ct-partner-copy a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}
.page-contact .ct-partner-side {
  background: var(--index);
  border-left: 3px solid var(--red);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 22px 20px;
}
.page-contact .ct-partner-side .kicker {
  display: block;
  margin-bottom: 12px;
}
.page-contact .ct-side-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}
.page-contact .ct-side-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(18, 35, 63, .1);
  font-size: 14px;
  color: var(--ink);
}
.page-contact .ct-side-list li:last-child {
  border-bottom: 0;
}
.page-contact .ct-side-list .mono {
  flex: 0 0 40px;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--gold-deep);
}
.page-contact .ct-side-val {
  flex: 1 1 auto;
  min-width: 0;
  word-break: break-word;
  font-weight: 600;
  color: var(--navy-800);
}
.page-contact .ct-partner-side .annotation {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 响应时间 ---------- */
.page-contact .ct-sla {
  padding: 4px 0 62px;
}
.page-contact .ct-sla-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}
.page-contact .ct-sla-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-dark-soft);
}
.page-contact .ct-sla-time {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-800);
  letter-spacing: -.01em;
  border-left: 3px solid var(--gold);
  padding-left: 12px;
  line-height: 1.3;
}
.page-contact .ct-sla-item h3 {
  font-size: 15.5px;
  font-weight: 740;
  color: var(--navy-900);
  margin: 0 0 6px;
}
.page-contact .ct-sla-item p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- 底部服务时间横贯带 ---------- */
.page-contact .ct-hours {
  background: var(--navy-800);
  border-top: 3px solid var(--red);
  padding: 24px 0;
}
.page-contact .ct-hours-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
}
.page-contact .ct-hours-mark {
  flex: 0 0 auto;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  border-radius: 4px;
  padding: 5px 11px;
}
.page-contact .ct-hours p {
  flex: 1 1 260px;
  min-width: 0;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ct-ink-on-dark);
}
.page-contact .ct-hours .mono {
  color: var(--paper);
}
.page-contact .ct-hours a:not(.btn) {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
}
.page-contact .ct-hours a:not(.btn):hover {
  color: var(--gold);
}
.page-contact .ct-hours .btn {
  flex: 0 0 auto;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-hero {
    padding: 48px 0 60px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    gap: 48px;
    align-items: center;
  }
  .page-contact .ct-hero-copy h1 {
    max-width: 14ch;
  }
  .page-contact .ct-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.22fr);
    gap: 56px;
    align-items: start;
  }
  .page-contact .ct-partner-inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .85fr);
    gap: 52px;
  }
  .page-contact .ct-sla-item {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
    align-items: baseline;
  }
  .page-contact .ct-sla-time {
    font-size: 18px;
  }
  .page-contact .ct-card--offset-a {
    margin-right: 26px;
  }
  .page-contact .ct-card--offset-b {
    margin-left: 24px;
  }
}

@media (min-width: 1040px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 减少动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .breadcrumb a,
  .page-contact .ct-hours a:not(.btn) {
    transition: none;
  }
  .page-contact .ct-card:hover {
    transform: none;
  }
}
</main>