.page-contact {
  overflow-x: clip;
}

.page-contact .ab-section {
  margin-top: clamp(46px, 7vw, 76px);
  scroll-margin-top: 24px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: 8px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--ab-line);
  margin-bottom: clamp(34px, 5vw, 52px);
}

.page-contact .ct-hero .ab-eyebrow {
  color: var(--ab-pulse);
}

.page-contact .ct-hero h1 {
  margin: 14px 0 0;
}

.page-contact .ct-hero .ab-lede {
  max-width: 62ch;
  margin: 18px 0 0;
  color: var(--ab-muted);
}

.page-contact .ct-hero__index {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .ct-hero__index a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--ab-line-soft);
  border-radius: var(--ab-radius);
  color: var(--ab-white);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .16s ease, color .16s ease, background-color .16s ease;
}

.page-contact .ct-hero__index a:hover,
.page-contact .ct-hero__index a:focus-visible {
  border-color: var(--ab-coral);
  color: var(--ab-coral);
  background: rgba(255, 106, 69, .07);
}

.page-contact .ct-hero__no {
  font-family: var(--ab-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ab-violet-soft);
}

/* ---------- 通用段落头 ---------- */
.page-contact .ct-sec-head {
  max-width: 64ch;
  margin-bottom: 26px;
}

.page-contact .ct-sec-head .ab-eyebrow {
  margin: 0 0 10px;
}

.page-contact .ct-sec-lede {
  margin: 14px 0 0;
  color: var(--ab-muted);
  font-size: 16px;
  line-height: 1.85;
}

/* ---------- 图片 ---------- */
.page-contact .ct-figure {
  margin: 0;
}

.page-contact .ct-figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ab-slate);
  border: 1px solid var(--ab-line);
  border-radius: var(--ab-radius);
}

.page-contact .ct-figure__cap {
  margin-top: 10px;
  font-family: var(--ab-mono);
  font-size: 12px;
  letter-spacing: .08em;
  line-height: 1.7;
  color: var(--ab-muted);
}

.page-contact .ct-figure--channels {
  margin-bottom: 28px;
}

/* ---------- 三条通道 ---------- */
.page-contact .ct-channel-grid {
  display: grid;
  gap: 1px;
  background: var(--ab-line-soft);
  border: 1px solid var(--ab-line);
  border-radius: var(--ab-radius);
  overflow: hidden;
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 30px 22px 24px;
  background: var(--ab-slate);
}

.page-contact .ct-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--ab-violet);
}

.page-contact .ct-channel--mail::before { background: var(--ab-coral); }
.page-contact .ct-channel--call::before { background: var(--ab-violet); }
.page-contact .ct-channel--app::before { background: var(--ab-pulse); }

.page-contact .ct-channel__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ab-muted);
}

.page-contact .ct-channel__title {
  margin: 0;
  font-family: var(--ab-serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--ab-white);
}

.page-contact .ct-channel__use {
  margin: 0;
  color: var(--ab-muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .ct-channel__addr {
  margin: 2px 0 0;
  font-family: var(--ab-mono);
  font-size: 16px;
  line-height: 1.6;
  word-break: break-word;
}

.page-contact .ct-channel__addr--mail { color: var(--ab-pulse); }
.page-contact .ct-channel__addr--call { color: var(--ab-coral); }

.page-contact .ct-channel__cta {
  align-self: flex-start;
  margin-top: 4px;
}

.page-contact .ct-channel__flow {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ab-line-soft);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .06em;
  color: var(--ab-muted);
}

/* ---------- 受理时间 ---------- */
.page-contact .ct-hours {
  display: grid;
  gap: 22px;
  padding: 28px 22px;
  border: 1px solid var(--ab-line);
  border-left: 3px solid var(--ab-pulse);
  border-radius: var(--ab-radius);
  background:
    linear-gradient(118deg, rgba(53, 224, 200, .10), rgba(123, 92, 255, .09) 58%, rgba(4, 9, 11, .5));
}

.page-contact .ct-hours__clock {
  margin: 0;
  font-family: var(--ab-serif);
  font-size: clamp(24px, 5vw, 38px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .02em;
  color: var(--ab-white);
}

.page-contact .ct-hours__clock span {
  display: block;
  margin-bottom: 10px;
  font-family: var(--ab-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--ab-pulse);
}

.page-contact .ct-hours__body p {
  margin: 0;
  color: var(--ab-muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .ct-hours__body p + p {
  margin-top: 12px;
}

.page-contact .ct-hours__note {
  display: block;
  margin-top: 14px;
  font-family: var(--ab-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--ab-muted);
  opacity: .9;
}

/* ---------- 邮件标题 ---------- */
.page-contact .ct-prefix {
  padding: 28px 22px;
  border: 1px solid var(--ab-line);
  border-left: 3px solid var(--ab-coral);
  border-radius: var(--ab-radius);
  background: var(--ab-black);
}

.page-contact .ct-prefix .ab-eyebrow {
  margin: 0 0 10px;
  color: var(--ab-coral);
}

.page-contact .ct-prefix .ab-section__title {
  margin: 0;
}

.page-contact .ct-prefix p {
  margin: 14px 0 0;
  max-width: 64ch;
  color: var(--ab-muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .ct-prefix__sample {
  display: block;
  margin: 20px 0 0;
  padding: 16px 18px;
  border: 1px dashed var(--ab-line);
  border-radius: var(--ab-radius);
  background: rgba(14, 43, 53, .75);
  font-family: var(--ab-mono);
  font-size: clamp(14px, 2.6vw, 18px);
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--ab-coral);
  word-break: break-word;
}

.page-contact .ct-prefix__tip {
  font-style: normal;
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-partner {
  display: grid;
  gap: 1px;
  background: var(--ab-line-soft);
  border: 1px solid var(--ab-line);
  border-radius: var(--ab-radius);
  overflow: hidden;
}

.page-contact .ct-partner__col {
  min-width: 0;
  padding: 26px 22px;
  background: var(--ab-slate);
}

.page-contact .ct-partner__col h3 {
  margin: 0 0 10px;
  font-family: var(--ab-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--ab-white);
}

.page-contact .ct-partner__col p {
  margin: 0;
  color: var(--ab-muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-checklist li {
  position: relative;
  padding-left: 24px;
  color: var(--ab-white);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .ct-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 1px;
  background: var(--ab-violet);
}

/* ---------- 地址与备案 ---------- */
.page-contact .ct-office__band {
  display: grid;
  gap: 1px;
  margin-top: 26px;
  background: var(--ab-line-soft);
  border: 1px solid var(--ab-line);
  border-radius: var(--ab-radius);
  overflow: hidden;
}

.page-contact .ct-office__cell {
  min-width: 0;
  padding: 22px;
  background: var(--ab-slate);
}

.page-contact .ct-office__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ab-violet-soft);
}

.page-contact .ct-office__value {
  margin: 0;
  font-family: var(--ab-mono);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ab-white);
  word-break: break-word;
}

.page-contact .ct-office__note {
  margin: 16px 0 0;
  max-width: 66ch;
  color: var(--ab-muted);
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- 常见咨询方向 ---------- */
.page-contact .ct-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ab-line-soft);
  border: 1px solid var(--ab-line);
  border-radius: var(--ab-radius);
  overflow: hidden;
}

.page-contact .ct-topics a {
  display: block;
  height: 100%;
  padding: 20px 20px 20px 18px;
  background: var(--ab-slate);
  border-left: 2px solid transparent;
  text-decoration: none;
  transition: background-color .16s ease, border-color .16s ease;
}

.page-contact .ct-topics a:hover,
.page-contact .ct-topics a:focus-visible {
  background: var(--ab-ink);
  border-left-color: var(--ab-coral);
}

.page-contact .ct-topics__q {
  display: block;
  color: var(--ab-white);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .ct-topics__to {
  display: block;
  margin-top: 8px;
  font-family: var(--ab-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ab-violet-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-checklist {
    grid-template-columns: 1fr 1fr;
    gap: 14px 30px;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-topics {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 820px) {
  .page-contact .ct-partner {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-office__band {
    grid-template-columns: 1.25fr 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-channel-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .page-contact .ct-hours {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    gap: 40px;
    align-items: center;
    padding: 34px 32px;
  }

  .page-contact .ct-prefix {
    padding: 34px 32px;
  }

  .page-contact .ct-partner__col {
    padding: 30px 28px;
  }
}

/* ---------- 动效克制 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-hero__index a,
  .page-contact .ct-topics a {
    transition: none;
  }
}