.page-contact {
  --ct-gap: clamp(28px, 5vw, 72px);
  --ct-line: 1px solid var(--line);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  padding-top: 20px;
  padding-bottom: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.page-contact .crumbs__item + .crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-contact .crumbs__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}
.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(24px, 4vw, 48px);
}
.page-contact .ct-hero__title {
  margin: 14px 0 0;
  color: var(--paper);
  letter-spacing: -0.02em;
  line-height: 1.04;
}
.page-contact .ct-hero__lede {
  margin-top: clamp(18px, 2.4vw, 28px);
  color: var(--text);
}

.page-contact .ct-lines {
  margin-top: clamp(34px, 5vw, 64px);
  border-bottom: var(--ct-line);
}
.page-contact .ct-line {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: clamp(18px, 2.6vw, 30px) 0;
  border-top: var(--ct-line);
  text-decoration: none;
  color: var(--text);
}
.page-contact .ct-line::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width var(--t);
}
.page-contact .ct-line:hover::after,
.page-contact .ct-line:focus-visible::after {
  width: 100%;
}
.page-contact .ct-line__label {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-contact .ct-line__value {
  display: block;
  color: var(--paper);
  font-weight: 700;
  line-height: 1.05;
  word-break: break-word;
  transition: color var(--t);
}
.page-contact .ct-line__value--tel {
  font-family: var(--mono);
  font-size: clamp(34px, 8.4vw, 104px);
  letter-spacing: -0.035em;
}
.page-contact .ct-line__value--mail {
  font-family: var(--mono);
  font-size: clamp(18px, 3vw, 38px);
  letter-spacing: -0.012em;
}
.page-contact .ct-line:hover .ct-line__value,
.page-contact .ct-line:focus-visible .ct-line__value {
  color: var(--cyan);
}

.page-contact .ct-strip {
  margin-top: clamp(30px, 4.5vw, 60px);
  border: var(--ct-line);
  overflow: hidden;
}
.page-contact .ct-strip img {
  display: block;
  width: 100%;
  height: clamp(170px, 28vw, 380px);
  object-fit: cover;
  filter: saturate(0.92);
}

/* ---------- 通用小标题 ---------- */
.page-contact .ct-h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--paper);
}
.page-contact .ct-head {
  max-width: 760px;
  margin-bottom: clamp(28px, 4vw, 52px);
}
.page-contact .ct-head .lede {
  margin-top: 16px;
  color: var(--muted);
}

/* ---------- 入口分工 ---------- */
.page-contact .ct-routes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--ct-line);
}
.page-contact .ct-route {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px) 0;
  border-bottom: var(--ct-line);
  transition: background-color var(--t);
}
.page-contact .ct-route__key {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
}
.page-contact .ct-route__val {
  font-size: 14px;
  color: var(--paper);
  word-break: break-word;
  line-height: 1.5;
}
.page-contact .ct-route__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 1.6vw, 21px);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
}
.page-contact .ct-route__body p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 服务时段 ---------- */
.page-contact .ct-head--split {
  max-width: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.page-contact .ct-clock {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(30px, 4.4vw, 54px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cyan);
  line-height: 1;
}
.page-contact .ct-clock__note {
  margin: 12px 0 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  max-width: 52ch;
}
.page-contact .ct-clock__status {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.6;
}
.page-contact .ct-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--cyan);
  vertical-align: middle;
  animation: ct-breathe 2.6s ease-in-out infinite;
}
.page-contact .ct-dot--amber {
  background: var(--amber);
}
@keyframes ct-breathe {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.82); }
}

.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.page-contact .ct-flow__item {
  position: relative;
  padding: 22px 0 24px;
  border-bottom: var(--ct-line);
}
.page-contact .ct-flow__num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin-bottom: 10px;
}
.page-contact .ct-flow__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
}
.page-contact .ct-flow__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 技术问题反馈 ---------- */
.page-contact .ct-fix__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4.5vw, 64px);
}
.page-contact .ct-fix__intro {
  margin: 16px 0 26px;
  color: var(--muted);
  line-height: 1.85;
  max-width: 52ch;
}
.page-contact .ct-fix__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--ct-line);
}
.page-contact .ct-fix__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: var(--ct-line);
}
.page-contact .ct-fix__idx {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 3px;
}
.page-contact .ct-fix__body h3 {
  margin: 0 0 7px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.45;
}
.page-contact .ct-fix__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 本地支持 ---------- */
.page-contact .ct-local__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 56px);
  align-items: center;
}
.page-contact .ct-local__media {
  border: var(--ct-line);
  overflow: hidden;
}
.page-contact .ct-local__media img {
  display: block;
  width: 100%;
  height: clamp(190px, 30vw, 340px);
  object-fit: cover;
  filter: saturate(0.9) brightness(0.94);
}
.page-contact .ct-local__text {
  margin: 16px 0 24px;
  color: var(--muted);
  line-height: 1.85;
}
.page-contact .ct-local__facts {
  margin: 0;
  padding: 0;
  border-top: var(--ct-line);
}
.page-contact .ct-local__fact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: var(--ct-line);
}
.page-contact .ct-local__fact dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-contact .ct-local__fact dd {
  margin: 0;
  color: var(--text);
  font-size: 14.5px;
  line-height: 1.8;
}
.page-contact .ct-local__aside {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 合作 ---------- */
.page-contact .ct-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--ct-line);
}
.page-contact .ct-partner__card {
  padding: clamp(22px, 3vw, 32px) 0;
  border-bottom: var(--ct-line);
  transition: background-color var(--t);
}
.page-contact .ct-partner__card .tag {
  margin-bottom: 14px;
}
.page-contact .ct-partner__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
}
.page-contact .ct-partner__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}
.page-contact .ct-partner__callout {
  margin-top: clamp(26px, 3.5vw, 44px);
}
.page-contact .ct-partner__callout p {
  margin: 0;
  line-height: 1.85;
}

/* ---------- 尾部 ---------- */
.page-contact .ct-tail__inner {
  border-top: var(--ct-line);
  padding-top: clamp(22px, 3vw, 34px);
}
.page-contact .ct-tail__text {
  margin: 0;
  max-width: 78ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.9;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-local__fact {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 820px) {
  .page-contact .ct-line {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
  .page-contact .ct-route {
    grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 48px);
    align-items: start;
  }
  .page-contact .ct-route:hover {
    background: linear-gradient(90deg, rgba(56, 242, 200, 0.06), transparent 62%);
  }
  .page-contact .ct-head--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 80px);
    align-items: end;
  }
  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 30px;
  }
  .page-contact .ct-flow__item {
    padding: 28px 0 0;
    border-bottom: none;
    border-top: var(--ct-line);
  }
  .page-contact .ct-flow__item::after {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 42px;
    height: 2px;
    background: var(--cyan);
  }
  .page-contact .ct-fix__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }
  .page-contact .ct-local__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(34px, 5vw, 70px);
  }
  .page-contact .ct-partner__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 clamp(26px, 3vw, 46px);
  }
  .page-contact .ct-partner__card {
    padding: clamp(26px, 3vw, 36px) 0;
  }
  .page-contact .ct-partner__card:hover {
    background: linear-gradient(180deg, rgba(56, 242, 200, 0.05), transparent 70%);
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-hero__title {
    max-width: 18ch;
  }
  .page-contact .ct-partner__card:first-child {
    border-top: 2px solid var(--cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-dot {
    animation: none;
  }
  .page-contact .ct-line::after,
  .page-contact .ct-line__value,
  .page-contact .ct-route,
  .page-contact .ct-partner__card {
    transition: none;
  }
}