.page-contact {
  display: block;
  color: var(--ky-ice);
  background: var(--ky-void);
  overflow-x: clip;
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-contact .ct-shell {
  width: min(100% - 40px, var(--ky-shell));
  margin-inline: auto;
}

.page-contact .ky-crumbs {
  padding-block: clamp(20px, 3vw, 34px) 0;
}

/* ============ HERO ============ */
.page-contact .ct-hero {
  display: grid;
  gap: 30px;
  padding-block: clamp(24px, 4vw, 44px) clamp(34px, 5vw, 60px);
  position: relative;
}

.page-contact .ct-hero__intro {
  min-width: 0;
}

.page-contact .ct-hero__eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
}

.page-contact .ct-annot {
  font-family: var(--ky-font-num);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ky-cyan);
  border-left: 2px solid var(--ky-cyan);
  padding-left: 10px;
  line-height: 1.2;
}

.page-contact .ct-hero__sla {
  font-family: var(--ky-font-num);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ky-mist);
  border: 1px solid var(--ky-line);
  border-radius: 999px;
  padding: 4px 12px;
}

.page-contact .ct-hero__title {
  font-family: var(--ky-font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--ky-ice);
  max-width: 15ch;
}

.page-contact .ct-hero__lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ky-mist);
  margin: 0;
  max-width: 50ch;
}

.page-contact .ct-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-contact .ct-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--ky-radius);
  border: 1px solid var(--ky-line-cyan);
  background: var(--ky-deep);
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(1, 4, 13, 0.55);
}

.page-contact .ct-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg, rgba(53, 228, 214, 0.14), transparent 52%),
    linear-gradient(0deg, rgba(5, 11, 31, 0.6), transparent 45%);
  pointer-events: none;
}

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

/* ============ 章节标题 ============ */
.page-contact .ct-sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: clamp(20px, 3vw, 30px);
  border-bottom: 1px solid var(--ky-line);
}

.page-contact .ct-sec-idx {
  font-family: var(--ky-font-num);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ky-cyan);
  flex: none;
}

.page-contact .ct-sec-title {
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ky-ice);
  margin: 0;
}

/* ============ 渠道横条 ============ */
.page-contact .ct-bar {
  padding-bottom: clamp(44px, 6vw, 76px);
}

.page-contact .ct-bar__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px) clamp(18px, 3vw, 26px);
  border-radius: var(--ky-radius);
  border: 1px solid var(--ky-line);
  background: var(--ky-glass);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.page-contact .ct-card--cyan {
  border-left: 2px solid var(--ky-cyan);
}

.page-contact .ct-card--lava {
  border-left: 2px solid var(--ky-lava);
}

.page-contact .ct-card:hover,
.page-contact .ct-card:focus-within {
  background: var(--ky-glass-hi);
  border-color: var(--ky-line-cyan);
  transform: translateY(-4px);
}

.page-contact .ct-card__label {
  font-family: var(--ky-font-num);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ky-cyan-soft);
}

.page-contact .ct-card__value {
  font-family: var(--ky-font-num);
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.5;
  color: var(--ky-ice);
  margin: 0;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .ct-card__value--text {
  font-family: var(--ky-font-body);
  font-size: 14px;
  color: var(--ky-ice);
}

.page-contact .ct-card__note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ky-mist);
  margin: 0;
  flex: 1 1 auto;
}

.page-contact .ct-card__more {
  align-self: flex-start;
  font-size: 13px;
  color: var(--ky-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 228, 214, 0.35);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .ct-card__more:hover,
.page-contact .ct-card__more:focus-visible {
  color: var(--ky-cyan-soft);
  border-color: var(--ky-cyan-soft);
}

/* ============ 渠道说明 + 流程 ============ */
.page-contact .ct-channels {
  display: grid;
  gap: clamp(32px, 5vw, 52px);
  padding-bottom: clamp(48px, 7vw, 84px);
}

.page-contact .ct-channels__main {
  min-width: 0;
}

.page-contact .ct-detail {
  padding: clamp(20px, 3vw, 30px) 0 clamp(22px, 3vw, 32px);
  border-bottom: 1px solid var(--ky-line);
}

.page-contact .ct-detail:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-detail__title {
  font-family: var(--ky-font-display);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  color: var(--ky-ice);
  margin: 0 0 12px;
  position: relative;
  padding-left: 16px;
}

.page-contact .ct-detail__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ky-cyan);
}

.page-contact .ct-detail__text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ky-mist);
  margin: 0 0 14px;
  max-width: 60ch;
}

.page-contact .ct-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ky-ice);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 1px;
  background: var(--ky-cyan);
}

.page-contact .ct-flow-figure {
  margin: clamp(28px, 4vw, 40px) 0 0;
  border-radius: var(--ky-radius);
  border: 1px solid var(--ky-line);
  background: var(--ky-deep);
  overflow: hidden;
}

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

.page-contact .ct-flow-figure__cap {
  font-family: var(--ky-font-num);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ky-mist);
  padding: 12px clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--ky-line);
}

.page-contact .ct-channels__side {
  min-width: 0;
}

.page-contact .ct-side-title {
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-size: clamp(16px, 1.8vw, 19px);
  letter-spacing: 0.01em;
  color: var(--ky-ice);
  margin: 0 0 18px;
}

.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-contact .ct-flow__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--ky-line);
  background: var(--ky-glass);
  transition: background 0.24s ease, border-color 0.24s ease;
}

.page-contact .ct-flow__step:hover {
  background: var(--ky-glass-hi);
  border-color: var(--ky-line-cyan);
}

.page-contact .ct-flow__num {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--ky-cyan);
  color: var(--ky-void);
  font-size: 12.5px;
  font-weight: 700;
  flex: none;
}

.page-contact .ct-flow__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--ky-ice);
  margin: 2px 0 6px;
  letter-spacing: 0.02em;
}

.page-contact .ct-flow__text {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ky-mist);
  margin: 0;
}

.page-contact .ct-side-note {
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--ky-mist);
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--ky-line-cyan);
}

/* ============ 合作 ============ */
.page-contact .ct-coop {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  padding-bottom: clamp(48px, 7vw, 84px);
}

.page-contact .ct-coop__main {
  min-width: 0;
}

.page-contact .ct-coop__lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ky-mist);
  margin: 0 0 20px;
  max-width: 62ch;
}

.page-contact .ct-list--wide {
  gap: 12px;
}

.page-contact .ct-list--wide li {
  color: var(--ky-ice);
}

.page-contact .ct-coop__panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--ky-radius);
  border: 1px solid var(--ky-line-cyan);
  background: linear-gradient(155deg, rgba(10, 22, 51, 0.92), rgba(5, 11, 31, 0.72));
}

.page-contact .ct-coop__panel-text {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ky-mist);
  margin: 0;
}

.page-contact .ct-coop__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

/* ============ 常见问题 ============ */
.page-contact .ct-quick {
  padding-bottom: clamp(20px, 3vw, 36px);
}

.page-contact .ct-quick__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-quick__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px 18px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--ky-line);
  align-items: start;
}

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

.page-contact .ct-quick__num {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ky-cyan);
  padding-top: 4px;
}

.page-contact .ct-quick__body {
  min-width: 0;
}

.page-contact .ct-quick__q {
  font-family: var(--ky-font-display);
  font-weight: 700;
  font-size: clamp(15.5px, 1.8vw, 18px);
  line-height: 1.45;
  color: var(--ky-ice);
  margin: 0 0 8px;
}

.page-contact .ct-quick__a {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ky-mist);
  margin: 0;
  max-width: 62ch;
}

.page-contact .ct-quick__link {
  grid-column: 2;
  justify-self: start;
  font-family: var(--ky-font-num);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ky-cyan);
  text-decoration: none;
  border: 1px solid var(--ky-line-cyan);
  border-radius: 999px;
  padding: 7px 16px;
  transition: background 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.page-contact .ct-quick__link:hover,
.page-contact .ct-quick__link:focus-visible {
  background: rgba(53, 228, 214, 0.14);
  border-color: var(--ky-cyan);
  color: var(--ky-cyan-soft);
}

.page-contact .ct-card__more:focus-visible,
.page-contact .ct-quick__link:focus-visible {
  outline: 2px solid var(--ky-cyan);
  outline-offset: 2px;
}

/* ============ 平板 ============ */
@media (min-width: 700px) {
  .page-contact .ct-bar__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .ct-bar__grid .ct-card:nth-child(2) {
    transform: translateY(16px);
  }

  .page-contact .ct-bar__grid .ct-card:nth-child(2):hover,
  .page-contact .ct-bar__grid .ct-card:nth-child(2):focus-within {
    transform: translateY(12px);
  }

  .page-contact .ct-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 26px;
  }

  .page-contact .ct-quick__item {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .page-contact .ct-quick__link {
    grid-column: 3;
    justify-self: end;
  }
}

/* ============ 桌面 ============ */
@media (min-width: 980px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: center;
    padding-block: clamp(34px, 5vw, 62px) clamp(46px, 6vw, 78px);
  }

  .page-contact .ct-channels {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(44px, 5vw, 68px);
    align-items: start;
  }

  .page-contact .ct-detail:nth-of-type(even) {
    padding-left: clamp(20px, 3vw, 44px);
    border-left: 1px solid var(--ky-line);
    margin-left: clamp(16px, 2vw, 30px);
  }

  .page-contact .ct-coop {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(44px, 5vw, 68px);
    align-items: start;
  }

  .page-contact .ct-coop__side {
    padding-top: 62px;
  }

  .page-contact .ct-hero__title {
    max-width: 13ch;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-bar__grid .ct-card:nth-child(2) {
    transform: translateY(22px);
  }

  .page-contact .ct-bar__grid .ct-card:nth-child(2):hover,
  .page-contact .ct-bar__grid .ct-card:nth-child(2):focus-within {
    transform: translateY(18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-flow__step,
  .page-contact .ct-card__more,
  .page-contact .ct-quick__link {
    transition: none;
  }

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

  .page-contact .ct-bar__grid .ct-card:nth-child(2),
  .page-contact .ct-bar__grid .ct-card:nth-child(2):hover,
  .page-contact .ct-bar__grid .ct-card:nth-child(2):focus-within {
    transform: none;
  }
}