.page-contact {
  --ct-edge: rgba(11, 31, 51, .16);
  --ct-hair: rgba(138, 160, 180, .22);
  --ct-pad: clamp(14px, 2vw, 20px);
  padding-bottom: clamp(40px, 6vw, 76px);
}

.page-contact .crumbs {
  padding-top: clamp(16px, 2.4vw, 30px);
}

/* 首屏 */
.page-contact .ct-hero {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  align-items: start;
  margin-top: clamp(14px, 2.4vw, 26px);
}

.page-contact .ct-hero__eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
  letter-spacing: .16em;
  text-transform: uppercase;
}

.page-contact .ct-hero__title {
  margin: 0;
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-contact .ct-hero__lede {
  margin: 14px 0 0;
  max-width: 46ch;
  color: var(--text-soft);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-contact .ct-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}

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

.page-contact .ct-hero__media::before {
  content: "";
  display: block;
  width: 68px;
  height: 2px;
  margin-bottom: 12px;
  background: var(--cyan);
}

/* 双栏主体 */
.page-contact .ct-main__grid {
  display: grid;
  gap: clamp(30px, 4.4vw, 46px);
}

.page-contact .ct-col__title {
  margin: 0;
  color: var(--text);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-col__title::after {
  content: "";
  display: block;
  width: 46px;
  height: 2px;
  margin-top: 10px;
  background: var(--cyan);
}

.page-contact .ct-col__lead {
  margin: 14px 0 0;
  max-width: 42ch;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.75;
}

/* 信息卡 */
.page-contact .ct-cards {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 0;
}

.page-contact .ct-card {
  padding: var(--ct-pad);
  background: var(--paper);
  color: var(--text-invert);
  border: 1px solid var(--ct-edge);
  border-radius: var(--r);
  box-shadow: var(--shadow-paper);
  transition: border-color .18s ease, transform .18s ease;
}

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

.page-contact .ct-card__label {
  display: block;
  color: var(--ink-700);
  letter-spacing: .14em;
}

.page-contact .ct-card__label::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--cyan);
  vertical-align: middle;
}

.page-contact .ct-card__value {
  margin: 9px 0 0;
  color: var(--ink-900);
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: .01em;
  word-break: break-word;
}

.page-contact .ct-card__value.mono {
  color: var(--ink-900);
  font-family: var(--font-mono);
}

.page-contact .ct-card__value--sm {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.6;
}

.page-contact .ct-card__note {
  margin: 9px 0 0;
  color: var(--ink-700);
  line-height: 1.7;
}

.page-contact .ct-map {
  margin: 14px 0 0;
}

/* 咨询类型 */
.page-contact .ct-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(16px, 2.4vw, 22px) 0 0;
}

.page-contact .filter__btn.is-active {
  background: var(--cyan-soft);
  color: var(--ink-900);
  border-color: var(--cyan);
}

.page-contact .ct-topics {
  list-style: none;
  margin: clamp(14px, 2vw, 18px) 0 0;
  padding: 0;
}

.page-contact .ct-topic {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 14px;
  padding: clamp(15px, 2.2vw, 22px) 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-topic:last-child {
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-topic__idx {
  grid-row: 1 / -1;
  padding-top: 3px;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .08em;
}

.page-contact .ct-topic__title {
  margin: 0;
  color: var(--text);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 800;
  letter-spacing: -.005em;
}

.page-contact .ct-topic__body {
  margin: 0;
  color: var(--text-soft);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-contact .ct-topic__req {
  list-style: none;
  display: grid;
  gap: 5px;
  margin: 9px 0 0;
  padding: 0;
}

.page-contact .ct-topic__req li {
  position: relative;
  padding-left: 17px;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.62;
}

.page-contact .ct-topic__req li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .65em;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

/* 合作共建 */
.page-contact .ct-coop__inner {
  display: grid;
  gap: clamp(16px, 2.6vw, 28px);
  padding: clamp(22px, 3.4vw, 38px) 0;
  border-top: 1px solid var(--ct-hair);
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-coop__head h2 {
  margin: 6px 0 0;
  color: var(--text);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-coop__body p {
  margin: 0 0 12px;
  max-width: 64ch;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .ct-coop__body p:last-child {
  margin-bottom: 0;
}

.page-contact .ct-coop__body a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* 内地使用记录 */
.page-contact .ct-log {
  margin-top: clamp(10px, 2vw, 20px);
}

.page-contact .ct-log__inner {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-contact .ct-log__title {
  margin: 0;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .18em;
}

.page-contact .ct-log__list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
}

.page-contact .ct-log__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-contact .ct-log__k {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
}

.page-contact .ct-log__v {
  margin: 0;
  margin-inline-start: 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.55;
}

.page-contact .ct-log__note {
  margin: 16px 0 0;
  color: var(--text-dim);
  line-height: 1.72;
}

.page-contact .ct-log__note a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* 断点 */
@media (min-width: 700px) {
  .page-contact .ct-log__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, .94fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .ct-hero__media {
    margin-top: clamp(10px, 2vw, 26px);
  }

  .page-contact .ct-coop__inner {
    grid-template-columns: minmax(0, .48fr) minmax(0, 1.52fr);
    gap: clamp(20px, 3vw, 48px);
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-main__grid {
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: clamp(30px, 3.6vw, 52px);
  }

  .page-contact .ct-col--info .ct-cards {
    gap: 14px;
  }
}