.page-contact {
  --ct-rail-w: 168px;
  --ct-paper-shadow: 10px 10px 0 rgba(58, 63, 69, 0.05);
  background: var(--hp-mist);
  color: var(--hp-ink);
}

/* ---------- 开篇 ---------- */
.page-contact .ct-hero {
  padding-top: calc(var(--hp-header-h) + clamp(24px, 5vw, 56px));
  padding-bottom: clamp(28px, 5vw, 56px);
  background:
    radial-gradient(1100px 420px at 88% -14%, rgba(14, 110, 140, 0.11), transparent 62%),
    linear-gradient(180deg, var(--hp-mist) 0%, var(--hp-mist) 72%, var(--hp-paper) 100%);
}

.page-contact .hp-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(58, 63, 69, 0.62);
}

.page-contact .hp-breadcrumb a {
  color: var(--hp-blue);
  text-decoration: none;
}

.page-contact .hp-breadcrumb a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 52px);
  margin-top: clamp(20px, 4vw, 40px);
}

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

.page-contact .ct-hero__media {
  order: 1;
}

.page-contact .ct-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 5.4vw, 52px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--hp-ink);
  max-width: 30ch;
}

.page-contact .ct-hero .hp-lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 40ch;
  font-size: clamp(16px, 1.6vw, 17.5px);
  line-height: 1.78;
  color: rgba(58, 63, 69, 0.86);
}

.page-contact .ct-hero__jump {
  margin: 20px 0 0;
}

.page-contact .ct-hero__jump a {
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--hp-yellow);
  color: var(--hp-blue);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
}

.page-contact .ct-hero__jump a:hover {
  border-bottom-color: var(--hp-blue);
}

.page-contact .ct-hero__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--hp-line);
  background: var(--hp-paper);
}

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

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: clamp(32px, 5vw, 68px);
  }

  .page-contact .ct-hero__copy {
    order: 1;
  }

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

/* ---------- 横向联系方式带 ---------- */
.page-contact .ct-channels {
  background: var(--hp-sand);
  border-top: 1px solid var(--hp-line);
  border-bottom: 1px solid var(--hp-line);
}

.page-contact .ct-channels__inner {
  padding-top: clamp(28px, 4.5vw, 46px);
  padding-bottom: clamp(28px, 4.5vw, 46px);
}

.page-contact .ct-channels__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .ct-channels__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--hp-ink);
}

.page-contact .ct-channels__note {
  margin: 0;
  color: var(--hp-blue-deep);
}

.page-contact .ct-channels__grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hp-line-soft);
}

.page-contact .ct-chan {
  position: relative;
  padding: 20px 8px 22px 22px;
  border-bottom: 1px solid var(--hp-line-soft);
}

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

.page-contact .ct-chan::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 24px;
  width: 4px;
  background: var(--ct-accent, var(--hp-blue));
}

.page-contact .ct-chan--blue { --ct-accent: var(--hp-blue); }
.page-contact .ct-chan--amber { --ct-accent: var(--hp-yellow); }
.page-contact .ct-chan--moss { --ct-accent: var(--hp-moss); }

.page-contact .ct-chan__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: rgba(58, 63, 69, 0.6);
}

.page-contact .ct-chan__value {
  margin: 8px 0 0;
  font-family: var(--hp-font-mono);
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--hp-blue-deep);
  word-break: break-word;
}

.page-contact .ct-chan__desc {
  margin: 10px 0 0;
  max-width: 34ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(58, 63, 69, 0.8);
}

.page-contact .hp-copy {
  margin-top: 14px;
  font-family: var(--hp-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-contact .ct-channels__tip {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--hp-blue-light);
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(58, 63, 69, 0.82);
}

@media (min-width: 820px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--hp-line-soft);
  }

  .page-contact .ct-chan {
    border-bottom: 0;
    border-right: 1px solid var(--hp-line-soft);
    padding: 26px 26px 28px 30px;
  }

  .page-contact .ct-chan:last-child {
    border-right: 0;
  }
}

/* ---------- 目录 + 内容主体 ---------- */
.page-contact .ct-body {
  padding-top: clamp(36px, 6vw, 76px);
  padding-bottom: clamp(40px, 7vw, 88px);
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .ct-rail__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: rgba(58, 63, 69, 0.5);
}

.page-contact .ct-toc {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-contact .ct-toc .hp-toc__link {
  display: inline-block;
  white-space: nowrap;
  padding: 4px 0;
  font-size: 13.5px;
  letter-spacing: 0.03em;
  color: rgba(58, 63, 69, 0.68);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.page-contact .ct-toc .hp-toc__link.is-current {
  color: var(--hp-blue);
  border-bottom-color: var(--hp-blue);
}

.page-contact .ct-content {
  display: grid;
  gap: clamp(46px, 8vw, 92px);
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-contact .ct-body {
    grid-template-columns: var(--ct-rail-w) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-contact .ct-rail {
    position: sticky;
    top: calc(var(--hp-header-h) + 28px);
  }

  .page-contact .ct-toc {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-contact .ct-toc .hp-toc__link {
    display: block;
    padding: 7px 0;
  }
}

/* ---------- 区块头部 ---------- */
.page-contact .ct-sec {
  min-width: 0;
}

.page-contact .ct-sec__head {
  margin-bottom: clamp(20px, 3.2vw, 34px);
}

.page-contact .ct-sec h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.1vw, 34px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.005em;
  color: var(--hp-ink);
  max-width: 24ch;
}

.page-contact .ct-sec__lead {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: rgba(58, 63, 69, 0.78);
}

.page-contact .ct-sec__foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(58, 63, 69, 0.78);
}

.page-contact .ct-sec__foot a {
  color: var(--hp-blue);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 110, 140, 0.35);
}

.page-contact .ct-sec__foot a:hover {
  border-bottom-color: var(--hp-blue);
}

/* ---------- 三种合作方式 ---------- */
.page-contact .ct-ways {
  display: grid;
  gap: clamp(20px, 3.4vw, 32px);
}

.page-contact .ct-way-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  border: 1px solid var(--hp-line);
  border-left: 4px solid transparent;
  background: var(--hp-paper);
  color: var(--hp-ink);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-contact .ct-way-btn + .ct-way-btn {
  margin-top: 10px;
}

.page-contact .ct-way-btn:hover {
  border-left-color: var(--hp-blue-light);
}

.page-contact .ct-way-btn.is-current {
  border-left-color: var(--hp-yellow);
  color: var(--hp-blue-deep);
  box-shadow: var(--ct-paper-shadow);
}

.page-contact .ct-way-pane {
  background: var(--hp-paper);
  border: 1px solid var(--hp-line);
  padding: clamp(22px, 3vw, 34px);
  box-shadow: var(--ct-paper-shadow);
}

.page-contact .ct-way-pane + .ct-way-pane {
  margin-top: 16px;
}

.page-contact .ct-way-pane__title {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--hp-blue-deep);
}

.page-contact .ct-way-pane__title::after {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  margin-top: 12px;
  background: var(--hp-yellow);
}

.page-contact .ct-way-pane > p {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(58, 63, 69, 0.86);
}

.page-contact .ct-way__meta {
  margin: 20px 0 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-way__meta dt {
  font-family: var(--hp-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--hp-moss);
  padding-top: 3px;
}

.page-contact .ct-way__meta dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(58, 63, 69, 0.82);
}

@media (min-width: 620px) {
  .page-contact .ct-way__meta {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 14px 18px;
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .ct-ways {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 54px);
    align-items: start;
  }

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

/* ---------- 宽幅地域图 ---------- */
.page-contact .ct-band-fig {
  margin: 0;
  border: 1px solid var(--hp-line);
  background: var(--hp-paper);
  overflow: hidden;
}

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

.page-contact .ct-band-fig .hp-media__caption {
  padding: 12px clamp(14px, 2vw, 22px) 14px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(58, 63, 69, 0.68);
  border-top: 1px solid var(--hp-line-soft);
}

/* ---------- 推进流程 ---------- */
.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.page-contact .ct-step {
  position: relative;
  padding-left: 18px;
  border-left: 3px solid var(--ct-step-c, var(--hp-blue));
}

.page-contact .ct-step:nth-child(1) { --ct-step-c: #0E6E8C; }
.page-contact .ct-step:nth-child(2) { --ct-step-c: #21809C; }
.page-contact .ct-step:nth-child(3) { --ct-step-c: #4C8A80; }
.page-contact .ct-step:nth-child(4) { --ct-step-c: #6E7F55; }

.page-contact .ct-step__num {
  display: block;
  font-family: var(--hp-font-mono);
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ct-step-c, var(--hp-blue));
}

.page-contact .ct-step__title {
  margin: 12px 0 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--hp-ink);
}

.page-contact .ct-step p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(58, 63, 69, 0.8);
}

@media (min-width: 860px) {
  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-top: 1px solid var(--hp-line);
  }

  .page-contact .ct-step {
    padding: 24px 22px 6px;
    border-left: 0;
    border-right: 1px solid var(--hp-line-soft);
  }

  .page-contact .ct-step::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    background: var(--ct-step-c, var(--hp-blue));
    transform: scaleX(0.32);
    transform-origin: left center;
  }

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

/* ---------- 咨询前准备 ---------- */
.page-contact .ct-before {
  display: grid;
  gap: 18px;
}

.page-contact .ct-before__item {
  position: relative;
  padding: clamp(20px, 2.8vw, 28px);
  background: var(--hp-paper);
  border: 1px solid var(--hp-line);
}

.page-contact .ct-before__item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--hp-blue-light);
}

.page-contact .ct-before__num {
  margin: 0;
  font-family: var(--hp-font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--hp-yellow);
  -webkit-text-stroke: 0.4px rgba(58, 63, 69, 0.35);
}

.page-contact .ct-before__title {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--hp-ink);
}

.page-contact .ct-before__item p:not(.ct-before__num) {
  margin: 10px 0 0;
  max-width: 44ch;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(58, 63, 69, 0.82);
}

.page-contact .ct-before__item .hp-btn {
  margin-top: 18px;
}

@media (min-width: 820px) {
  .page-contact .ct-before {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

/* ---------- 常见问题 ---------- */
.page-contact .ct-faq {
  border-top: 1px solid var(--hp-line);
}

.page-contact .ct-faq__item {
  border-bottom: 1px solid var(--hp-line);
}

.page-contact .ct-faq__q {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 18px 38px 18px 0;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--hp-ink);
  text-decoration: underline;
  text-decoration-color: rgba(58, 63, 69, 0.22);
  text-underline-offset: 5px;
  transition: color 0.18s ease, text-decoration-color 0.18s ease;
}

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

.page-contact .ct-faq__q::marker {
  content: "";
}

.page-contact .ct-faq__q:hover {
  color: var(--hp-blue);
  text-decoration-color: rgba(14, 110, 140, 0.45);
}

.page-contact .ct-faq__q::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--hp-blue);
  border-bottom: 2px solid var(--hp-blue);
  transform: translateY(-72%) rotate(45deg);
  transition: transform 0.2s ease;
  text-decoration: none;
}

.page-contact .ct-faq__item[open] .ct-faq__q {
  color: var(--hp-blue-deep);
  text-decoration-color: rgba(14, 110, 140, 0.5);
}

.page-contact .ct-faq__item[open] .ct-faq__q::after {
  transform: translateY(-24%) rotate(-135deg);
}

.page-contact .ct-faq__a {
  padding: 0 38px 20px 0;
}

.page-contact .ct-faq__a p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(58, 63, 69, 0.82);
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 619px) {
  .page-contact .ct-hero h1 {
    font-size: 28px;
    line-height: 1.2;
  }

  .page-contact .ct-sec h2 {
    font-size: 22px;
  }

  .page-contact .ct-chan {
    padding-right: 4px;
  }

  .page-contact .ct-faq__q {
    padding-right: 30px;
    font-size: 15.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-way-btn,
  .page-contact .ct-faq__q,
  .page-contact .ct-faq__q::after {
    transition: none;
  }
}