.page-contact {
  display: block;
  background: var(--ly-navy);
  color: var(--ly-mist);
  font-family: var(--ly-font-body);
  overflow-x: clip;
}

.page-contact h1,
.page-contact h2 {
  margin: 0;
  font-family: var(--ly-font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-contact h1 { font-size: clamp(32px, 7vw, 62px); }
.page-contact h2 { font-size: clamp(23px, 3.4vw, 38px); }
.page-contact p { margin: 0; }

.page-contact a {
  color: var(--ly-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--ly-cyan);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(108px, 18vw, 168px) 0 clamp(40px, 7vw, 68px);
  border-bottom: 1px solid var(--ly-line);
}

.page-contact .ct-hero__fields {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .ct-hero__fields i {
  position: absolute;
  inset: 0;
  display: block;
}

.page-contact .ct-hero__fields i:nth-child(1) {
  background: var(--ly-teal);
  clip-path: polygon(0 0, 58% 0, 42% 100%, 0 100%);
}

.page-contact .ct-hero__fields i:nth-child(2) {
  background: var(--ly-indigo);
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 42% 100%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(6, 26, 44, 0.52) 0%, rgba(6, 26, 44, 0.84) 58%, var(--ly-navy) 100%);
}

.page-contact .ct-hero__inner .ly-breadcrumb { margin-bottom: clamp(26px, 5vw, 44px); }

.page-contact .ct-hero__lede {
  margin-top: 20px;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(233, 241, 246, 0.86);
}

.page-contact .ct-hero__meta {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 14px;
  border-top: 1px solid var(--ly-line);
  font-family: var(--ly-font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--ly-slate);
}

/* ---------- 横向联系带 ---------- */
.page-contact .ct-band {
  background: linear-gradient(180deg, rgba(12, 58, 60, 0.55) 0%, rgba(6, 26, 44, 0.92) 100%);
  border-bottom: 1px solid var(--ly-line);
}

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

.page-contact .ct-band__main {
  padding: clamp(34px, 5vw, 58px) 0;
}

.page-contact .ct-rows { margin-top: 22px; }

.page-contact .ct-row {
  display: grid;
  gap: 6px 20px;
  padding: 20px 0;
  border-top: 1px solid var(--ly-line);
  transition: border-color 160ms ease;
}

.page-contact .ct-row:last-child { border-bottom: 1px solid var(--ly-line); }

.page-contact .ct-row:hover { border-color: var(--ly-line-strong); }

.page-contact .ct-row__key {
  font-family: var(--ly-font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ly-slate);
}

.page-contact .ct-row__label {
  font-size: 15px;
  font-weight: 600;
  color: var(--ly-mist);
}

.page-contact .ct-row__value {
  font-family: var(--ly-font-mono);
  font-weight: 700;
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  color: var(--ly-cyan);
  overflow-wrap: anywhere;
}

.page-contact .ct-row__note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ly-slate);
}

.page-contact .ct-band__hint {
  margin-top: 18px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(126, 147, 166, 0.9);
}

.page-contact .ct-band__media {
  margin: 0;
  padding: 0 0 clamp(30px, 5vw, 54px);
}

.page-contact .ct-band__media .ly-media__frame { aspect-ratio: 4 / 5; }

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

.page-contact .ct-band__media .ly-media__caption { margin-top: 12px; }

/* ---------- 通用区块 ---------- */
.page-contact .ct-section { padding: clamp(52px, 8vw, 96px) 0; }

.page-contact .ct-section + .ct-section { border-top: 1px solid var(--ly-line); }

.page-contact .ct-narrow { max-width: 70ch; }

.page-contact .ct-lede {
  margin-top: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(233, 241, 246, 0.8);
}

.page-contact .ct-lede + .ct-lede { margin-top: 14px; }

/* ---------- 最小信息集 ---------- */
.page-contact .ct-req {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-req li {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid var(--ly-line);
}

.page-contact .ct-req li:last-child { border-bottom: 1px solid var(--ly-line); }

.page-contact .ct-req__k {
  font-family: var(--ly-font-label);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ly-cyan);
}

.page-contact .ct-req__v {
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(233, 241, 246, 0.78);
}

.page-contact .ct-flow { margin: clamp(30px, 5vw, 46px) 0 0; }

.page-contact .ct-flow .ly-media__frame { aspect-ratio: 5 / 3; }

/* ---------- 处理节奏 ---------- */
.page-contact .ct-rail {
  display: grid;
  gap: clamp(26px, 5vw, 46px);
}

.page-contact .ct-clock {
  margin-top: 14px;
  font-family: var(--ly-font-mono);
  font-weight: 700;
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--ly-coral);
}

.page-contact .ct-clock__note {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ly-slate);
}

.page-contact .ct-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: ct-step;
}

.page-contact .ct-steps li {
  position: relative;
  padding: 18px 0 18px 52px;
  border-top: 1px solid var(--ly-line);
  counter-increment: ct-step;
}

.page-contact .ct-steps li:last-child { border-bottom: 1px solid var(--ly-line); }

.page-contact .ct-steps li::before {
  content: counter(ct-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 21px;
  font-family: var(--ly-font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--ly-cyan);
}

.page-contact .ct-steps strong {
  display: block;
  font-size: 15px;
  color: var(--ly-mist);
}

.page-contact .ct-steps span {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(233, 241, 246, 0.74);
}

.page-contact .ct-rail__foot {
  margin-top: 20px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ly-slate);
}

/* ---------- 纸白分区 ---------- */
.page-contact .ct-paper {
  background: var(--ly-paper);
  color: var(--ly-ink);
  padding: clamp(50px, 8vw, 94px) 0;
}

.page-contact .ct-paper .ly-eyebrow { color: var(--ly-teal); }
.page-contact .ct-paper h2 { color: var(--ly-ink); }

.page-contact .ct-paper .ct-lede { color: rgba(13, 22, 32, 0.82); }

.page-contact .ct-paper a { color: var(--ly-teal); }

.page-contact .ct-paper__block + .ct-paper__block {
  margin-top: clamp(44px, 7vw, 76px);
  padding-top: clamp(30px, 5vw, 48px);
  border-top: 1px solid rgba(13, 22, 32, 0.14);
}

.page-contact .ct-paper__foot {
  margin-top: clamp(28px, 4vw, 40px);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(13, 22, 32, 0.72);
}

/* ---------- 问答速查 ---------- */
.page-contact .ct-faq { margin-top: 26px; }

.page-contact .ct-faq details { border-top: 1px solid rgba(13, 22, 32, 0.14); }

.page-contact .ct-faq details:last-of-type { border-bottom: 1px solid rgba(13, 22, 32, 0.14); }

.page-contact .ct-faq summary {
  display: flex;
  gap: 14px;
  padding: 17px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ly-ink);
  transition: color 160ms ease;
}

.page-contact .ct-faq summary::-webkit-details-marker { display: none; }

.page-contact .ct-faq summary::before {
  content: "Q";
  flex: none;
  font-family: var(--ly-font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--ly-heat-1);
}

.page-contact .ct-faq summary:hover { color: var(--ly-teal); }

.page-contact .ct-faq details[open] summary { color: var(--ly-teal); }

.page-contact .ct-faq p {
  margin: 0 0 20px;
  padding-left: 26px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(13, 22, 32, 0.78);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-req li {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 0 24px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-row {
    grid-template-columns: 74px 118px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .ct-row__value { text-align: right; }

  .page-contact .ct-row__note { grid-column: 2 / -1; }

  .page-contact .ct-hero__meta { text-align: right; }

  .page-contact .ct-rail {
    grid-template-columns: 218px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-band__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .ct-band__media {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(34px, 5vw, 58px) 0 clamp(34px, 5vw, 58px) clamp(24px, 3vw, 42px);
    border-left: 1px solid var(--ly-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-row,
  .page-contact .ct-faq summary {
    transition: none;
  }
}