.page-contact {
  --ct-panel: #0F1714;
  --ct-hair: rgba(244, 246, 243, 0.14);
  --ct-hair-strong: rgba(244, 246, 243, 0.30);
  --ct-text-soft: rgba(244, 246, 243, 0.76);
  padding-top: var(--kb-header-offset);
  background: var(--kb-black);
  color: var(--kb-paper);
  font-family: var(--kb-font-body);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .kb-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-family: var(--kb-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kb-gray);
}

.page-contact .kb-breadcrumb a {
  color: var(--kb-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--kb-ease), border-color 160ms var(--kb-ease);
}

.page-contact .kb-breadcrumb a:hover,
.page-contact .kb-breadcrumb a:focus-visible {
  color: var(--kb-green-bright);
  border-bottom-color: var(--kb-green-bright);
}

.page-contact .kb-breadcrumb__sep {
  color: rgba(140, 154, 148, 0.6);
}

/* ---------- 首屏 ---------- */
.ct-hero {
  padding: 28px 0 64px;
}

.ct-hero__inner {
  display: grid;
  gap: 36px;
}

.ct-hero__title {
  margin: 14px 0 0;
  font-family: var(--kb-font-display);
  font-weight: 800;
  font-size: clamp(38px, 10vw, 84px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--kb-paper);
}

.ct-hero__title em {
  font-style: normal;
  color: var(--kb-green-bright);
}

.ct-hero__intro {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--ct-text-soft);
}

/* 联络方式块 */
.ct-channels {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  border-top: 1px solid var(--ct-hair-strong);
}

.ct-channel {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 16px 0 16px 22px;
  border-bottom: 1px solid var(--ct-hair);
}

.ct-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 9px;
  height: 9px;
  background: var(--kb-green);
  border: 1px solid var(--kb-green-bright);
}

.ct-channel::after {
  content: "";
  position: absolute;
  left: 9px;
  top: 26px;
  width: 11px;
  height: 1px;
  background: var(--kb-green);
}

.ct-channel__label {
  font-family: var(--kb-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--kb-gray);
}

.ct-channel__value {
  font-family: var(--kb-font-mono);
  font-size: clamp(15px, 4vw, 19px);
  font-variant-numeric: tabular-nums;
  line-height: 1.4;
  color: var(--kb-paper);
  word-break: break-word;
}

.ct-channel__value--mail {
  color: var(--kb-blue-soft);
}

.ct-channel__value--addr {
  font-size: clamp(14px, 3.6vw, 17px);
}

.ct-channel__note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--kb-gray);
}

/* 首屏配图 */
.ct-hero__figure {
  margin: 0;
  padding: 10px;
  background: var(--ct-panel);
  border: 1px solid var(--ct-hair-strong);
  box-shadow: 12px 12px 0 rgba(31, 138, 76, 0.18);
}

.ct-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.82) brightness(0.92);
}

.ct-hero__cap {
  padding-top: 10px;
  font-family: var(--kb-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--kb-gray);
}

/* ---------- 反馈分流 ---------- */
.ct-routes {
  padding: 72px 0;
  border-top: 1px solid var(--ct-hair);
}

.ct-routes__grid {
  display: grid;
  gap: 36px;
  margin-top: 40px;
}

.ct-routes__visual {
  margin: 0;
  padding: 10px;
  background: var(--ct-panel);
  border: 1px solid var(--ct-hair);
}

.ct-routes__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

.ct-routes__cap {
  padding-top: 8px;
  font-family: var(--kb-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--kb-gray);
}

.ct-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.ct-routes__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ct-route {
  position: relative;
  padding: 20px 18px 20px 22px;
  margin-bottom: 14px;
  background: var(--ct-panel);
  border: 1px solid var(--ct-hair);
  border-left: 3px solid var(--kb-gray);
}

.ct-route--data { border-left-color: var(--kb-green-bright); }
.ct-route--scope { border-left-color: var(--kb-blue); }
.ct-route--partner { border-left-color: var(--kb-yellow); }
.ct-route--site { border-left-color: var(--kb-gray); }

.ct-route:last-child {
  margin-bottom: 0;
}

.ct-route__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.ct-route__idx {
  font-family: var(--kb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--kb-green-bright);
}

.ct-route__title {
  margin: 0;
  font-family: var(--kb-font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--kb-paper);
}

.ct-route__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ct-text-soft);
}

.ct-route__spec {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ct-hair);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 6px 12px;
}

.ct-route__spec dt {
  font-family: var(--kb-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--kb-gray);
  padding-top: 4px;
}

.ct-route__spec dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ct-text-soft);
}

.ct-route__spec a {
  color: var(--kb-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 179, 255, 0.4);
}

.ct-route__spec a:hover,
.ct-route__spec a:focus-visible {
  color: var(--kb-green-bright);
  border-bottom-color: var(--kb-green-bright);
}

/* ---------- 提交清单 ---------- */
.ct-checklist {
  padding: 72px 0;
  border-top: 1px solid var(--ct-hair);
  background: linear-gradient(180deg, rgba(31, 138, 76, 0.12), rgba(11, 15, 14, 0) 68%);
}

.ct-checklist__inner {
  max-width: 760px;
}

.ct-check {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--ct-hair-strong);
}

.ct-check__item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 14px;
  align-items: start;
  padding: 15px 0;
  border-bottom: 1px dashed var(--ct-hair);
  font-family: var(--kb-font-mono);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ct-text-soft);
}

.ct-check__box {
  position: relative;
  display: block;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  border: 1px solid var(--kb-green);
}

.ct-check__box::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 8px;
  height: 8px;
  background: var(--kb-green-bright);
}

.ct-check__text strong {
  font-weight: 600;
  color: var(--kb-green-bright);
}

.ct-check__text a {
  color: var(--kb-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 179, 255, 0.4);
}

.ct-check__text a:hover,
.ct-check__text a:focus-visible {
  color: var(--kb-green-bright);
  border-bottom-color: var(--kb-green-bright);
}

.ct-checklist__fallback {
  margin: 26px 0 0;
  padding: 16px 18px;
  border: 1px solid var(--ct-hair);
  border-left: 3px solid var(--kb-yellow);
  background: rgba(242, 194, 24, 0.06);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ct-text-soft);
}

/* ---------- 处理顺序 ---------- */
.ct-order {
  padding: 72px 0;
  border-top: 1px solid var(--ct-hair);
}

.ct-order__list {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
}

.ct-order__step {
  position: relative;
  padding: 20px 0 22px 26px;
  border-top: 1px solid var(--ct-hair);
}

.ct-order__step::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 26px;
  width: 9px;
  height: 9px;
  background: var(--kb-black);
  border: 2px solid var(--kb-green);
}

.ct-order__step::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 35px;
  bottom: -1px;
  width: 1px;
  background: var(--ct-hair);
}

.ct-order__step:last-child::after {
  display: none;
}

.ct-order__n {
  display: block;
  font-family: var(--kb-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--kb-green-bright);
}

.ct-order__title {
  margin: 8px 0 0;
  font-family: var(--kb-font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--kb-paper);
}

.ct-order__text {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ct-text-soft);
}

.ct-order__text a {
  color: var(--kb-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 179, 255, 0.4);
}

.ct-order__text a:hover,
.ct-order__text a:focus-visible {
  color: var(--kb-green-bright);
  border-bottom-color: var(--kb-green-bright);
}

/* ---------- 受理边界 ---------- */
.ct-exclude {
  padding: 72px 0;
  border-top: 1px solid var(--ct-hair);
}

.ct-exclude__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 820px;
}

.ct-exclude__item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid rgba(255, 106, 61, 0.4);
  background: rgba(255, 106, 61, 0.06);
}

.ct-exclude__mark {
  font-family: var(--kb-font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--kb-orange);
}

.ct-exclude__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ct-text-soft);
}

.ct-exclude__note {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--kb-gray);
}

.ct-exclude__note a {
  color: var(--kb-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 179, 255, 0.4);
}

.ct-exclude__note a:hover,
.ct-exclude__note a:focus-visible {
  color: var(--kb-green-bright);
  border-bottom-color: var(--kb-green-bright);
}

/* ---------- 页脚上方渠道速览 ---------- */
.ct-repeat {
  padding: 26px 0;
  background: var(--ct-panel);
  border-top: 1px solid var(--ct-hair-strong);
  border-bottom: 1px solid var(--ct-hair);
}

.ct-repeat__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
}

.ct-repeat__label {
  margin: 0;
  font-family: var(--kb-font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--kb-paper);
}

.ct-repeat__items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-family: var(--kb-font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--kb-gray);
  font-variant-numeric: tabular-nums;
}

.ct-repeat__top {
  margin-left: auto;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 900px) {
  .page-contact .kb-breadcrumb {
    padding-top: 26px;
  }

  .ct-hero {
    padding: 36px 0 96px;
  }

  .ct-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    align-items: start;
  }

  .ct-hero__figure {
    position: sticky;
    top: calc(var(--kb-header-offset) + 16px);
  }

  .ct-routes {
    padding: 96px 0;
  }

  .ct-routes__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .ct-routes__visual {
    position: sticky;
    top: calc(var(--kb-header-offset) + 16px);
  }

  .ct-checklist,
  .ct-order,
  .ct-exclude {
    padding: 96px 0;
  }

  .ct-order__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-top: 1px solid var(--kb-green);
  }

  .ct-order__step {
    padding: 26px 26px 26px 0;
    border-top: none;
  }

  .ct-order__step::before,
  .ct-order__step::after {
    display: none;
  }

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

/* ---------- 中等宽度微调 ---------- */
@media (min-width: 620px) and (max-width: 899px) {
  .ct-route__spec {
    grid-template-columns: 64px 1fr;
  }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .kb-breadcrumb a,
  .ct-route__spec a,
  .ct-check__text a,
  .ct-order__text a,
  .ct-exclude__note a {
    transition: none;
  }
}