.page-contact {
  --ct-line: rgba(29, 111, 165, .16);
  --ct-radius: 26px 6px 26px 6px;
  --ct-shadow: 0 26px 60px -50px rgba(6, 26, 46, .95);
  padding: 1.4rem 0 4.5rem;
  background:
    radial-gradient(58% 38% at 88% 2%, rgba(95, 211, 232, .17), transparent 72%),
    radial-gradient(46% 36% at 2% 32%, rgba(178, 108, 255, .11), transparent 74%);
}

.page-contact .ct-breadcrumb {
  margin: 0 0 1.5rem;
  font-size: var(--fs-xs);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: 1.8rem;
  margin-bottom: 2.2rem;
}

.page-contact .ct-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 8vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.08;
  color: var(--c-ink-900);
  margin: .55rem 0 1rem;
}

.page-contact .ct-hero__lede {
  color: var(--c-text-soft);
  font-size: var(--fs-body);
  line-height: 1.85;
  margin: 0 0 1.5rem;
  max-width: 48ch;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-contact .ct-hero__frame {
  aspect-ratio: 4 / 3;
  border-radius: 28px 8px 28px 8px;
  overflow: hidden;
  border: 1px solid rgba(95, 211, 232, .34);
  box-shadow: var(--ct-shadow);
}

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

.page-contact .ct-hero__visual .img-frame__caption {
  margin: .65rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-text-soft);
  letter-spacing: .02em;
}

/* ---------- 大号专线 ---------- */
.page-contact .ct-dial {
  position: relative;
  overflow: hidden;
  margin: 0 0 2.6rem;
  padding: 1.5rem 1.25rem 1.6rem;
  border-radius: var(--ct-radius);
  background: linear-gradient(118deg, var(--c-ink-900) 0%, var(--c-ink-800) 58%, var(--c-teal-800) 100%);
  color: var(--c-text-on-dark);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-dial::after {
  content: "";
  position: absolute;
  inset: auto -12% -70% 42%;
  height: 240px;
  background: radial-gradient(circle, rgba(95, 211, 232, .3), transparent 70%);
  pointer-events: none;
}

.page-contact .ct-dial__label {
  position: relative;
  margin: 0 0 .4rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-ice-300);
}

.page-contact .ct-dial__number {
  position: relative;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 6.6vw, 3.3rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.12;
}

.page-contact .ct-dial__number a {
  color: var(--c-amber-400);
  text-decoration: none;
  transition: color .2s ease;
}

.page-contact .ct-dial__number a:hover,
.page-contact .ct-dial__number a:focus-visible {
  color: var(--c-snow);
}

.page-contact .ct-dial__note {
  position: relative;
  margin: .55rem 0 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--c-text-on-dark-soft);
  max-width: 46ch;
}

/* ---------- 章节头 ---------- */
.page-contact .ct-head {
  max-width: 60ch;
  margin: 0 0 1.4rem;
}

.page-contact .ct-head .h2 {
  margin: .4rem 0 .55rem;
  letter-spacing: -.02em;
}

.page-contact .ct-head__note {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--c-text-soft);
}

/* ---------- 渠道卡片 ---------- */
.page-contact .ct-channels {
  margin-bottom: 1rem;
}

.page-contact .ct-channel-grid {
  display: grid;
  gap: 1rem;
  padding-bottom: .4rem;
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.3rem 1.15rem 1.5rem;
  border-radius: var(--ct-radius);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-channel .tag {
  align-self: flex-start;
}

.page-contact .ct-channel .panel__title {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.35;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .ct-channel .panel__title a {
  color: var(--c-ice-600);
  text-decoration: none;
  border-bottom: 1px solid rgba(29, 111, 165, .32);
}

.page-contact .ct-channel .panel__title a:hover,
.page-contact .ct-channel .panel__title a:focus-visible {
  color: var(--c-violet-500);
  border-bottom-color: var(--c-violet-500);
}

.page-contact .ct-channel .panel__body {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--c-text-soft);
}

/* ---------- 企业通道 ---------- */
.page-contact .ct-enterprise {
  margin: 2.8rem 0 0;
  padding: 1.8rem 1.15rem 2rem;
  border-radius: var(--ct-radius);
  background:
    radial-gradient(70% 90% at 100% 0%, rgba(178, 108, 255, .2), transparent 62%),
    linear-gradient(160deg, rgba(11, 43, 74, .98), rgba(6, 26, 46, .99));
  color: var(--c-text-on-dark);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-enterprise .eyebrow {
  color: var(--c-ice-300);
}

.page-contact .ct-enterprise .h2 {
  color: var(--c-snow);
}

.page-contact .ct-enterprise .ct-head {
  max-width: 54ch;
}

.page-contact .ct-enterprise .ct-head__note {
  color: var(--c-text-on-dark-soft);
}

.page-contact .ct-steps {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0 0 0 2.5rem;
}

.page-contact .ct-steps::before {
  content: "";
  position: absolute;
  left: .78rem;
  top: .7rem;
  bottom: .7rem;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-ice-300) 0%, rgba(178, 108, 255, .6) 52%, rgba(242, 184, 75, .45) 100%);
}

.page-contact .ct-step {
  position: relative;
  padding-bottom: 1.5rem;
}

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

.page-contact .ct-step__num {
  position: absolute;
  left: -2.5rem;
  top: -.1rem;
  width: 1.62rem;
  height: 1.62rem;
  display: grid;
  place-items: center;
  border-radius: 8px 3px 8px 3px;
  background: var(--c-amber-400);
  color: var(--c-ink-900);
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-contact .ct-step__title {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-snow);
}

.page-contact .ct-step__body {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.78;
  color: var(--c-text-on-dark-soft);
}

.page-contact .ct-ent__figure {
  margin: 1.9rem 0 0;
}

.page-contact .ct-ent__figure .img-frame {
  border-radius: 18px 5px 18px 5px;
  overflow: hidden;
  border: 1px solid var(--c-line-dark);
}

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

.page-contact .ct-ent__figure .img-frame__caption {
  margin: .65rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-text-on-dark-soft);
}

/* ---------- 反馈类型 ---------- */
.page-contact .ct-feedback {
  margin: 2.9rem 0 0;
}

.page-contact .ct-fb-grid {
  display: grid;
  gap: .9rem;
}

.page-contact .ct-fb-card {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.2rem 1.1rem 1.35rem;
  border-radius: var(--ct-radius);
  background: var(--c-surface);
  border: 1px solid var(--ct-line);
  border-top: 3px solid var(--c-ice-600);
  box-shadow: 0 20px 46px -42px rgba(6, 26, 46, .95);
}

.page-contact .ct-fb-card:nth-child(2) {
  border-top-color: var(--c-ice-300);
}

.page-contact .ct-fb-card:nth-child(3) {
  border-top-color: var(--c-violet-500);
}

.page-contact .ct-fb-card:nth-child(4) {
  border-top-color: var(--c-amber-400);
}

.page-contact .ct-fb-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-ink-900);
}

.page-contact .ct-fb-card__desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--c-text-soft);
}

.page-contact .ct-fb-card__desc a {
  color: var(--c-ice-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-fb-card__list {
  list-style: none;
  margin: .2rem 0 0;
  padding: 0;
  display: grid;
  gap: .32rem;
}

.page-contact .ct-fb-card__list li {
  position: relative;
  padding-left: .95rem;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--c-text-soft);
}

.page-contact .ct-fb-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-ice-300);
}

/* ---------- 自助查询 ---------- */
.page-contact .ct-self {
  margin: 2.9rem 0 0;
  padding: 1.7rem 1.15rem 1.8rem;
  border-radius: var(--ct-radius);
  background:
    radial-gradient(88% 130% at 100% 0%, rgba(178, 108, 255, .26), transparent 64%),
    linear-gradient(142deg, var(--c-ice-600), var(--c-ink-800) 82%);
  color: var(--c-snow);
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-self .eyebrow {
  color: var(--c-ice-300);
}

.page-contact .ct-self .h2 {
  color: var(--c-snow);
  margin: .4rem 0 .6rem;
}

.page-contact .ct-self__text p:last-child {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--c-text-on-dark-soft);
  max-width: 62ch;
}

.page-contact .ct-self__links {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.2rem;
}

/* ---------- 地址与备案 ---------- */
.page-contact .ct-site {
  margin: 2.9rem 0 0;
}

.page-contact .ct-site__grid {
  display: grid;
  gap: .8rem;
}

.page-contact .ct-site__block {
  padding: 1rem 1.1rem 1.1rem;
  border-radius: 16px 4px 16px 4px;
  background: rgba(234, 247, 251, .72);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-site__label {
  margin: 0 0 .3rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-ice-600);
}

.page-contact .ct-site__value {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--c-ink-900);
}

.page-contact .ct-site__value--mono {
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

.page-contact .ct-site__foot {
  margin: 1rem 0 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--c-text-soft);
}

.page-contact .ct-site__foot a {
  color: var(--c-ice-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 底部自助横幅 ---------- */
.page-contact .ct-selfbar {
  margin: 2.2rem 0 0;
  padding: 1rem 1.2rem;
  border-radius: 18px 5px 18px 5px;
  border: 1px dashed rgba(29, 111, 165, .38);
  background: rgba(234, 247, 251, .7);
}

.page-contact .ct-selfbar__text {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--c-text-soft);
  text-align: center;
}

.page-contact .ct-selfbar__text a {
  color: var(--c-ice-600);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(29, 111, 165, .4);
}

.page-contact .ct-selfbar__text a:hover,
.page-contact .ct-selfbar__text a:focus-visible {
  color: var(--c-violet-500);
  border-bottom-color: var(--c-violet-500);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-fb-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-site__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact {
    padding-top: 2rem;
  }

  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .84fr);
    gap: 2.6rem;
    align-items: center;
    margin-bottom: 2.6rem;
  }

  .page-contact .ct-hero__visual {
    transform: translateY(-.6rem);
  }

  .page-contact .ct-dial {
    padding: 1.7rem 2rem 1.8rem;
  }

  .page-contact .ct-channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.1rem;
    align-items: start;
    padding-bottom: 2.4rem;
  }

  .page-contact .ct-channel:nth-child(2) {
    margin-top: 1.6rem;
  }

  .page-contact .ct-channel:nth-child(3) {
    margin-top: .8rem;
  }

  .page-contact .ct-enterprise {
    padding: 2.2rem 2rem 2.4rem;
  }

  .page-contact .ct-self {
    padding: 2rem 2rem 2.1rem;
  }

  .page-contact .ct-self__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1.8rem;
    align-items: center;
  }

  .page-contact .ct-self__links {
    flex-direction: column;
    margin-top: 0;
    min-width: 12rem;
  }
}

@media (min-width: 980px) {
  .page-contact .ct-ent__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: 2.4rem;
    align-items: start;
  }

  .page-contact .ct-ent__figure {
    margin-top: 0;
  }

  .page-contact .ct-fb-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-hero__visual {
    transform: none;
  }

  .page-contact .ct-dial__number a {
    transition: none;
  }
}
<<<END>>>