.page-contact {
  --ct-grid: rgba(34, 230, 210, 0.2);
  --ct-panel: rgba(10, 37, 64, 0.86);
  --ct-hover: rgba(34, 230, 210, 0.06);
  color: var(--mist);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-contact .breadcrumbs {
  margin: 14px 0 18px;
}

.page-contact h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  padding: 6px 0 4px;
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -160px;
  right: -40%;
  width: 150%;
  height: 460px;
  background:
    radial-gradient(120% 90% at 78% 0%, rgba(34, 230, 210, 0.26), transparent 62%),
    linear-gradient(135deg, rgba(59, 47, 122, 0.55), rgba(6, 26, 43, 0) 72%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 58%);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-contact .ct-kicker {
  display: inline-block;
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .ct-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(33px, 7.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 14px 0 16px;
  color: var(--mist);
}

.page-contact .ct-hero__text {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .ct-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .ct-jump__link {
  display: inline-block;
  padding: 8px 14px;
  border: 2px solid var(--ink-700);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-soft);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

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

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

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

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  margin-top: 48px;
}

.page-contact .ct-channels__head,
.page-contact .ct-feedback__head,
.page-contact .ct-scenes__head {
  margin-bottom: 20px;
}

.page-contact .ct-channels__head p,
.page-contact .ct-feedback__head p,
.page-contact .ct-scenes__head p {
  margin: 0;
  max-width: 54em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

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

.page-contact .ct-desk__main {
  display: grid;
  gap: 16px;
  padding: 20px;
  border: var(--border-hard);
  border-radius: var(--r-md);
  background: var(--ct-panel);
  box-shadow: var(--shadow-hard);
}

.page-contact .ct-channel {
  padding-bottom: 16px;
  border-bottom: 1px dashed rgba(143, 166, 178, 0.35);
}

.page-contact .ct-channel:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .ct-channel__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-contact .ct-channel__value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 8vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__value--mail {
  font-size: clamp(16px, 4.6vw, 26px);
  color: var(--cyan);
}

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

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

.page-contact .ct-tile {
  position: relative;
  padding: 18px 20px;
  border: var(--border-hard);
  border-radius: var(--r-md);
  background: rgba(18, 58, 90, 0.38);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .ct-tile:hover {
  border-color: var(--cyan);
  transform: translate(-2px, -2px);
}

.page-contact .ct-tile__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .ct-tile__value {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--mist);
}

.page-contact .ct-tile__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .ct-tile--addr {
  padding-bottom: 46px;
  background: linear-gradient(160deg, rgba(59, 47, 122, 0.5), rgba(10, 37, 64, 0.75));
}

.page-contact .ct-tile--addr::after {
  content: "";
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 54px;
  height: 54px;
  background-image:
    linear-gradient(var(--ct-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--ct-grid) 1px, transparent 1px);
  background-size: 13px 13px;
  pointer-events: none;
}

/* ---------- 反馈准备 ---------- */
.page-contact .ct-feedback {
  margin-top: 52px;
}

.page-contact .ct-feedback__body {
  display: grid;
  gap: 18px;
}

.page-contact .ct-accordion {
  display: grid;
  gap: 10px;
}

.page-contact .ct-accordion .accordion__item {
  border: var(--border-hard);
  border-radius: var(--r-md);
  background: rgba(10, 37, 64, 0.72);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.page-contact .ct-accordion .accordion__item:hover {
  border-color: var(--cyan);
}

.page-contact .ct-accordion .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: transparent;
  border: 0;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-contact .ct-accordion .accordion__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
}

.page-contact .ct-accordion .accordion__label {
  flex: 1 1 auto;
}

.page-contact .ct-accordion .accordion__sign {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--amber);
}

.page-contact .ct-accordion .accordion__panel {
  padding: 0 16px 16px 44px;
}

.page-contact .ct-accordion .accordion__panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

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

/* ---------- 常见联系场景 ---------- */
.page-contact .ct-scenes-sec {
  margin-top: 52px;
}

.page-contact .ct-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--border-hard);
}

.page-contact .ct-scene {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 4px;
  border-bottom: var(--border-hard);
  transition: background-color 0.2s ease, padding-left 0.2s ease;
}

.page-contact .ct-scene:hover {
  background: var(--ct-hover);
  padding-left: 12px;
}

.page-contact .ct-scene__no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-contact .ct-scene__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--mist);
}

.page-contact .ct-scene__text {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-contact .ct-scene__link {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .ct-scene__link:hover,
.page-contact .ct-scene__link:focus-visible {
  color: var(--amber);
}

/* ---------- 备案与服务地区 ---------- */
.page-contact .ct-registry {
  margin-top: 52px;
}

.page-contact .ct-registry__bar {
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 2px solid var(--amber);
  border-radius: var(--r-md);
  background: rgba(255, 180, 58, 0.08);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .ct-registry__label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .ct-registry__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .ct-registry__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-desk__side {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 96px;
  }

  .page-contact .ct-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 44px;
  }

  .page-contact .ct-hero__media {
    order: 2;
  }

  .page-contact .ct-desk {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 18px;
  }

  .page-contact .ct-desk__main {
    padding: 26px 28px;
  }

  .page-contact .ct-desk__side {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .page-contact .ct-feedback__body {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
    align-items: start;
  }

  .page-contact .ct-scene {
    grid-template-columns: 64px 1fr;
    gap: 20px;
    padding: 22px 8px;
  }

  .page-contact .ct-registry__bar {
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: 28px;
    padding: 24px 28px;
  }
}

@media (min-width: 1200px) {
  .page-contact .ct-channels__head,
  .page-contact .ct-feedback__head,
  .page-contact .ct-scenes__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 32px;
    align-items: end;
  }

  .page-contact .ct-channels__head h2,
  .page-contact .ct-feedback__head h2,
  .page-contact .ct-scenes__head h2 {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-jump__link,
  .page-contact .ct-tile,
  .page-contact .ct-scene,
  .page-contact .ct-accordion .accordion__item {
    transition: none;
  }

  .page-contact .ct-jump__link:hover,
  .page-contact .ct-tile:hover {
    transform: none;
  }
}