/* ============ 服务联络 · 页面专属样式 ============ */

.page-contact {
  --ct-ink-strong: #0F1830;
  --ct-ink-soft: #5B6683;
  --ct-paper-line: rgba(15, 24, 48, 0.16);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-open {
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .ct-open__kicker {
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-contact .ct-open__title {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(2.05rem, 6.4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--white);
}

.page-contact .ct-open__lede {
  max-width: 60ch;
  margin-top: 18px;
}

.page-contact .ct-open__figurewrap {
  margin-top: clamp(24px, 3.6vw, 42px);
}

.page-contact .ct-open__figurewrap .media-frame {
  margin: 0;
}

/* ---------- 联络入口 ---------- */

.page-contact .ct-reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-contact .ct-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.2vw, 34px);
  background: var(--paper);
  color: var(--ct-ink-strong);
  border: 1px solid rgba(15, 24, 48, 0.1);
}

.page-contact .ct-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 84px solid rgba(216, 179, 106, 0.55);
  border-left: 84px solid transparent;
  pointer-events: none;
}

.page-contact .ct-card__label {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ct-ink-soft);
}

.page-contact .ct-card__list {
  margin: 0;
}

.page-contact .ct-card__row {
  padding: 16px 0;
  border-top: 1px solid var(--ct-paper-line);
}

.page-contact .ct-card__row:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .ct-card__key {
  display: block;
  margin-bottom: 7px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ct-ink-soft);
}

.page-contact .ct-card__val {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ct-ink-strong);
  overflow-wrap: anywhere;
}

.page-contact .ct-card__val--mono {
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 2.9vw, 1.32rem);
  letter-spacing: -0.01em;
}

.page-contact .ct-card__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ct-paper-line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-reach__title {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 3.6vw, 2.15rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .ct-reach__text {
  margin: 0 0 22px;
  max-width: 52ch;
  line-height: 1.78;
  color: var(--body);
}

.page-contact .ct-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 26px;
}

.page-contact .ct-jump__link {
  display: inline-flex;
  align-items: center;
  padding: 9px 15px;
  border: 1px solid var(--line);
  background: rgba(22, 36, 74, 0.42);
  color: var(--body);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease), background var(--t) var(--ease);
}

.page-contact .ct-jump__link:hover,
.page-contact .ct-jump__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .ct-jump__link.is-active {
  color: var(--white);
  border-color: var(--red);
  background: rgba(228, 68, 47, 0.16);
}

.page-contact .ct-reach__art {
  margin: 0;
  max-width: 420px;
}

/* ---------- 问题分类 ---------- */

.page-contact .ct-sec-head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-contact .ct-topics__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .ct-topic {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-topic__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .ct-topic__title {
  margin: 0 0 8px;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .ct-topic__desc {
  margin: 0 0 12px;
  max-width: 60ch;
  line-height: 1.78;
  color: var(--body);
}

.page-contact .ct-topic__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}

.page-contact .ct-topic__metaLabel {
  padding: 3px 9px;
  border: 1px solid var(--line);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

/* ---------- 存档协助 ---------- */

.page-contact .ct-archive__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 40px);
  align-items: start;
}

.page-contact .ct-archive__lead {
  max-width: 58ch;
}

.page-contact .ct-archive__panel {
  padding: clamp(20px, 2.8vw, 30px);
}

.page-contact .ct-archive__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-archive__list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--body);
}

.page-contact .ct-archive__list li:first-child {
  padding-top: 2px;
  border-top: 0;
}

.page-contact .ct-archive__idx {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

/* ---------- 服务范围与到访 ---------- */

.page-contact .ct-service__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.8vw, 52px);
}

.page-contact .ct-service__text {
  margin: 0;
  max-width: 58ch;
  line-height: 1.82;
  color: var(--body);
}

.page-contact .ct-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 24px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .ct-metrics__row {
  background: var(--ink);
  padding: 14px 16px;
}

.page-contact .ct-metrics dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-contact .ct-metrics dd {
  margin: 0;
  font-size: 17px;
  color: var(--white);
}

.page-contact .ct-service__col + .ct-service__col {
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-contact .ct-visit__list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-visit__list li {
  position: relative;
  padding: 9px 0 9px 24px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--body);
}

.page-contact .ct-visit__list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  background: var(--gold);
  transform: rotate(45deg);
  opacity: 0.85;
}

.page-contact .ct-visit__list li:nth-child(2) {
  padding-left: 40px;
}

.page-contact .ct-visit__list li:nth-child(2)::before {
  left: 20px;
}

.page-contact .ct-visit__list li:nth-child(3) {
  padding-left: 56px;
}

.page-contact .ct-visit__list li:nth-child(3)::before {
  left: 36px;
}

.page-contact .ct-visit__list li:nth-child(4) {
  padding-left: 72px;
}

.page-contact .ct-visit__list li:nth-child(4)::before {
  left: 52px;
}

/* ---------- 结尾 ---------- */

.page-contact .ct-next__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 26px;
  padding: clamp(22px, 3vw, 34px) clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  background:
    linear-gradient(115deg, rgba(228, 68, 47, 0.14), rgba(0, 229, 208, 0.07) 58%, rgba(7, 11, 22, 0) 100%),
    rgba(22, 36, 74, 0.34);
}

.page-contact .ct-next__text {
  margin: 0;
  max-width: 46ch;
  line-height: 1.78;
  color: var(--body);
}

.page-contact .ct-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-next__minor {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--fog);
}

.page-contact .ct-next__minor a {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-contact .ct-next__minor a:hover,
.page-contact .ct-next__minor a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 窄屏收敛 ---------- */

@media (max-width: 599px) {
  .page-contact .ct-metrics {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .ct-visit__list li:nth-child(3) {
    padding-left: 44px;
  }

  .page-contact .ct-visit__list li:nth-child(3)::before {
    left: 28px;
  }

  .page-contact .ct-visit__list li:nth-child(4) {
    padding-left: 56px;
  }

  .page-contact .ct-visit__list li:nth-child(4)::before {
    left: 40px;
  }

  .page-contact .ct-reach__art {
    max-width: 100%;
  }
}

/* ---------- 桌面分栏 ---------- */

@media (min-width: 860px) {
  .page-contact .ct-service__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: clamp(32px, 4.6vw, 64px);
  }

  .page-contact .ct-service__col + .ct-service__col {
    padding-top: 0;
    border-top: 0;
    padding-left: clamp(26px, 3.4vw, 48px);
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-reach__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: clamp(30px, 4.4vw, 62px);
  }

  .page-contact .ct-card {
    position: sticky;
    top: 132px;
  }

  .page-contact .ct-archive__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    gap: clamp(30px, 4.2vw, 56px);
  }

  .page-contact .ct-topic {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: clamp(16px, 2.8vw, 32px);
  }

  .page-contact .ct-topic__num {
    padding-top: 6px;
  }
}