.page-contact {
  --ct-panel: rgba(21, 23, 30, .74);
  --ct-body: rgba(230, 233, 239, .8);
  --ct-body-strong: rgba(230, 233, 239, .92);
  position: relative;
  background: var(--black-900);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------------- 首屏 ---------------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(36px, 6vw, 84px) 0 clamp(34px, 5vw, 62px);
  background:
    radial-gradient(115% 105% at 84% -12%, rgba(180, 18, 31, .5) 0%, rgba(110, 10, 24, .2) 40%, rgba(10, 11, 15, 0) 74%),
    linear-gradient(180deg, rgba(110, 10, 24, .22) 0%, rgba(10, 11, 15, 0) 66%);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 50px);
}

.page-contact .crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
}

.page-contact .crumb a {
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

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

.page-contact .crumb span[aria-current] {
  color: var(--ink);
}

.page-contact .ct-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 6.4vw, 68px);
  font-weight: 200;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .ct-hero .lead {
  max-width: 60ch;
  margin: 0;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--ct-body);
}

.page-contact .ct-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--black-700);
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .88;
}

/* ---------------- 通用分节 ---------------- */
.page-contact .ct-section {
  padding-top: clamp(48px, 7vw, 92px);
  padding-bottom: clamp(8px, 2vw, 20px);
}

.page-contact .ct-chapter {
  margin-bottom: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-section__lead {
  max-width: 66ch;
  margin: 0 0 clamp(24px, 3.4vw, 40px);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ct-body);
}

/* ---------------- 联系方式卡片 ---------------- */
.page-contact .ct-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 26px);
}

.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 13px;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: 0;
  background: linear-gradient(165deg, rgba(21, 23, 30, .92) 0%, rgba(10, 11, 15, .76) 100%);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--ct-accent, var(--graphite));
}

.page-contact .ct-card:hover {
  border-color: var(--ct-accent, var(--line));
  transform: translateY(-3px);
}

.page-contact .ct-card--mail { --ct-accent: var(--cyan); }
.page-contact .ct-card--phone { --ct-accent: var(--crimson-glow); }
.page-contact .ct-card--addr { --ct-accent: var(--graphite); }

.page-contact .ct-card__title {
  margin: 0;
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .ct-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(15px, 1.75vw, 18px);
  line-height: 1.55;
  letter-spacing: .01em;
  word-break: break-word;
  color: var(--paper);
}

.page-contact .ct-card--mail .ct-card__value { color: var(--cyan); }
.page-contact .ct-card--phone .ct-card__value { color: var(--yellow); }

.page-contact .ct-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ct-body);
}

.page-contact .ct-card__note {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-contact .ct-coord {
  display: block;
  width: 100%;
  max-width: 230px;
  height: auto;
  margin-top: 4px;
  color: var(--slate);
}

/* ---------------- 回复时段 ---------------- */
.page-contact .ct-hours {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 46px);
  align-items: start;
}

.page-contact .ct-hours__clock {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  background: var(--ct-panel);
}

.page-contact .ct-hours__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1;
  color: var(--paper);
}

.page-contact .ct-hours__bar {
  flex: 1 1 40px;
  min-width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan) 0%, rgba(25, 242, 212, .1) 100%);
}

.page-contact .ct-hours__unit {
  width: 100%;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--slate);
}

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

.page-contact .ct-hours__list li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ct-body);
}

.page-contact .ct-hours__list li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(25, 242, 212, .14);
}

/* ---------------- 数据修正流程 ---------------- */
.page-contact .ct-fix__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 50px);
  align-items: start;
}

.page-contact .ct-fix__lead {
  margin: 0 0 18px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ct-body);
}

.page-contact .ct-fix__flag {
  display: inline-block;
  margin: 0 0 clamp(22px, 3vw, 32px);
  padding: 11px 16px;
  border: 1px solid rgba(25, 242, 212, .38);
  background: rgba(25, 242, 212, .07);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--cyan);
}

.page-contact .ct-fix__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--black-700);
}

.page-contact .ct-fix__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .9;
}

.page-contact .ct-steps {
  display: grid;
  gap: 0;
}

.page-contact .ct-step {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-step:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-step__btn {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 16px;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 4px;
  border: 0;
  background: none;
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

.page-contact .ct-step__btn:hover {
  background: rgba(25, 242, 212, .045);
}

.page-contact .ct-step__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-contact .ct-step__label {
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 500;
  color: var(--ct-body-strong);
  transition: color var(--dur) var(--ease);
}

.page-contact .ct-step__btn[aria-expanded="true"] .ct-step__label {
  color: var(--cyan);
}

.page-contact .ct-step__arrow {
  position: relative;
  width: 14px;
  height: 14px;
}

.page-contact .ct-step__arrow::before,
.page-contact .ct-step__arrow::after {
  content: "";
  position: absolute;
  background: var(--slate);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-step__arrow::before {
  top: 6.5px;
  left: 0;
  width: 14px;
  height: 1px;
}

.page-contact .ct-step__arrow::after {
  top: 0;
  left: 6.5px;
  width: 1px;
  height: 14px;
}

.page-contact .ct-step__btn[aria-expanded="true"] .ct-step__arrow::after {
  transform: scaleY(0);
}

.page-contact .ct-step__btn[aria-expanded="true"] .ct-step__arrow::before {
  background: var(--cyan);
}

.page-contact .ct-step .acc-inner p {
  margin: 0 0 20px;
  padding-left: clamp(0px, 6vw, 54px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ct-body);
}

/* ---------------- 合作方向 ---------------- */
.page-contact .ct-partner {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-partner__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(10px, 2vw, 22px);
  padding: clamp(22px, 3vw, 34px) 0;
  border-top: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease);
}

.page-contact .ct-partner__item:hover {
  background: rgba(25, 242, 212, .035);
}

.page-contact .ct-partner__title {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .ct-partner__desc {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ct-body);
}

.page-contact .ct-partner__ask {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid rgba(25, 242, 212, .5);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------------- 情况对照 ---------------- */
.page-contact .ct-routes__head {
  display: none;
}

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

.page-contact .ct-route {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
  padding: 20px 8px;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-route:hover,
.page-contact .ct-route:focus-within {
  background: rgba(25, 242, 212, .05);
  border-bottom-color: rgba(25, 242, 212, .35);
}

.page-contact .ct-route__case {
  margin: 0;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.7;
  color: var(--ct-body-strong);
}

.page-contact .ct-route__to {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .ct-route__to-tag {
  margin-right: 8px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-contact .ct-route__to a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 242, 212, .4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .ct-route__to a:hover,
.page-contact .ct-route__to a:focus-visible {
  color: var(--crimson-glow);
  border-bottom-color: var(--crimson-glow);
}

.page-contact .ct-route__need {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .ct-routes__foot {
  max-width: 70ch;
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--slate);
}

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

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

/* ---------------- 平板 ---------------- */
@media (min-width: 760px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .ct-card:nth-child(2) {
    margin-top: 44px;
  }

  .page-contact .ct-card:nth-child(3) {
    margin-top: 88px;
  }
}

/* ---------------- 桌面 ---------------- */
@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 44px);
    align-items: end;
  }

  .page-contact .ct-hero__copy {
    grid-column: 1 / span 6;
  }

  .page-contact .ct-hero__media {
    grid-column: 8 / span 5;
  }

  .page-contact .ct-hours {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(30px, 4vw, 60px);
  }

  .page-contact .ct-routes__head {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .8fr) minmax(0, 1.3fr);
    gap: 20px;
    padding: 0 8px 12px;
    font-size: 11.5px;
    letter-spacing: .16em;
    color: var(--slate);
  }

  .page-contact .ct-route {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .8fr) minmax(0, 1.3fr);
    align-items: baseline;
    gap: 20px;
    padding: 22px 8px;
  }

  .page-contact .ct-route__to-tag {
    display: none;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-fix__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-contact .ct-partner__item {
    grid-template-columns: 118px minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
    gap: clamp(16px, 2.4vw, 34px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-route,
  .page-contact .ct-partner__item,
  .page-contact .ct-step__btn,
  .page-contact .ct-step__label,
  .page-contact .ct-step__arrow::before,
  .page-contact .ct-step__arrow::after {
    transition: none;
  }

  .page-contact .ct-card:hover {
    transform: none;
  }
}