.page-contact {
  --ct-cut: 18px;
  --ct-soft: rgba(244, 240, 230, .72);
  --ct-soft-ink: rgba(8, 18, 14, .66);
}

/* 面包屑条 */
.page-contact .ct-crumbbar {
  padding-block: .85rem;
  border-bottom: 1px solid var(--lb-line-soft);
  background: linear-gradient(180deg, rgba(11, 31, 23, .96), rgba(11, 31, 23, .72));
}

.page-contact .lb-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--lb-font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
}

.page-contact .lb-crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--lb-cyan-gray);
}

.page-contact .lb-crumbs__item + .lb-crumbs__item::before {
  content: "/";
  color: rgba(110, 143, 135, .5);
}

.page-contact .lb-crumbs__link {
  color: var(--lb-cyan-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease-out, border-color .2s ease-out;
}

.page-contact .lb-crumbs__link:hover,
.page-contact .lb-crumbs__link:focus-visible {
  color: var(--lb-cyan);
  border-bottom-color: var(--lb-cyan);
}

.page-contact .lb-crumbs__item [aria-current="page"] {
  color: var(--lb-rice);
}

/* 首屏 */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2.25rem, 5vw, 4rem);
  background:
    radial-gradient(120% 100% at 84% -20%, rgba(46, 242, 210, .2), transparent 58%),
    radial-gradient(80% 70% at 0% 110%, rgba(255, 122, 26, .13), transparent 62%),
    linear-gradient(180deg, #0B1F17 0%, #123D2E 100%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -45%;
  width: 62%;
  height: 130%;
  background: linear-gradient(115deg, transparent 45%, rgba(46, 242, 210, .09) 45%, rgba(46, 242, 210, .09) 45.6%, transparent 45.6%);
  pointer-events: none;
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-contact .ct-hero__title {
  margin: .55rem 0 1rem;
  font-family: var(--lb-font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 8.4vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--lb-rice);
}

.page-contact .ct-hero__lede {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  line-height: 1.78;
  color: var(--ct-soft);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.7rem;
}

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

.page-contact .ct-hero__media .lb-media__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 6%, 100% 100%, 0 94%);
  box-shadow: var(--lb-shadow);
}

.page-contact .ct-hero__media .lb-media__cap {
  margin-top: .7rem;
  font-family: var(--lb-font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--lb-cyan-gray);
}

/* 章节标题簇 */
.page-contact .ct-head {
  display: grid;
  gap: .55rem;
  max-width: 64ch;
  margin-bottom: 1.8rem;
}

.page-contact .ct-head .lb-h2,
.page-contact .ct-cta__box .lb-h2 {
  margin: 0;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 4.4vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -.01em;
}

/* 联系渠道 */
.page-contact .ct-channels {
  background: linear-gradient(180deg, #0B1F17 0%, #08120E 100%);
}

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

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: 1.5rem 1.25rem 1.25rem;
  background: linear-gradient(165deg, rgba(47, 107, 79, .45), rgba(11, 31, 23, .94) 72%);
  border: 1px solid var(--lb-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
  transition: border-color .24s ease-out, transform .24s ease-out;
}

.page-contact .ct-channel:hover {
  border-color: var(--lb-line-orange);
  transform: translateY(-3px);
}

.page-contact .ct-channel__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  font-family: var(--lb-font-mono);
  font-size: .84rem;
  font-weight: 700;
  color: var(--lb-night);
  background: var(--lb-cyan);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 68% 100%, 0 100%);
}

.page-contact .ct-channel__label {
  margin: .3rem 0 0;
  font-family: var(--lb-font-mono);
  font-size: .76rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lb-cyan-gray);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--lb-font-mono);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--lb-cyan);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--ct-soft);
}

.page-contact .ct-channel__meta {
  margin: auto 0 0;
  padding-top: .8rem;
  border-top: 1px dashed var(--lb-line-soft);
  font-family: var(--lb-font-mono);
  font-size: .78rem;
  color: var(--lb-orange);
}

.page-contact .ct-channel:hover .ct-channel__meta {
  color: #FFA45C;
}

/* 浅色章节 */
.page-contact .ct-light {
  background: linear-gradient(180deg, #F4F0E6 0%, #E9E2D2 100%);
  color: var(--lb-ink);
}

.page-contact .ct-light .lb-eyebrow {
  color: var(--lb-clay);
}

.page-contact .ct-light .lb-h2,
.page-contact .ct-light .lb-h3 {
  color: var(--lb-ink);
}

.page-contact .ct-light .lb-muted {
  color: var(--ct-soft-ink);
}

.page-contact .ct-light .lb-btn--ghost {
  color: var(--lb-ink);
  border-color: rgba(8, 18, 14, .34);
}

.page-contact .ct-light .lb-btn--ghost:hover,
.page-contact .ct-light .lb-btn--ghost:focus-visible {
  color: var(--lb-orange);
  border-color: var(--lb-orange);
}

/* 合作方向 */
.page-contact .ct-partner .lb-h3 {
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 2.6vw, 1.35rem);
  margin: 0;
}

.page-contact .ct-partner__grid {
  display: grid;
  gap: 1.8rem;
  align-items: center;
}

.page-contact .ct-partner__body p {
  line-height: 1.78;
}

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

.page-contact .ct-partner__media .lb-media__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  clip-path: polygon(7% 0, 100% 0, 100% 100%, 0 100%, 0 14%);
  box-shadow: 0 18px 38px rgba(8, 18, 14, .18);
}

.page-contact .ct-topics {
  margin-top: 2.2rem;
  border-top: 1px solid rgba(8, 18, 14, .18);
}

.page-contact .ct-topic {
  border-bottom: 1px solid rgba(8, 18, 14, .18);
}

.page-contact .ct-topic__sum {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1.05rem 0;
  cursor: pointer;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  color: var(--lb-ink);
  list-style: none;
}

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

.page-contact .ct-topic__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--lb-font-mono);
  font-size: 1.25rem;
  color: var(--lb-orange);
}

.page-contact .ct-topic[open] .ct-topic__sum::after {
  content: "–";
}

.page-contact .ct-topic__sum:hover {
  color: var(--lb-clay);
}

.page-contact .ct-topic__idx {
  font-family: var(--lb-font-mono);
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--lb-clay);
}

.page-contact .ct-topic__body {
  padding: 0 0 1.25rem 1.9rem;
  font-size: .95rem;
  line-height: 1.76;
  color: var(--ct-soft-ink);
}

.page-contact .ct-topic__body p {
  margin: 0;
  max-width: 62ch;
}

/* 纠错与版权 */
.page-contact .ct-fix-sec {
  background: linear-gradient(180deg, #08120E 0%, #0B1F17 100%);
}

.page-contact .ct-fix-grid {
  display: grid;
  gap: 1rem;
}

.page-contact .ct-fix {
  padding: 1.6rem 1.35rem;
  background: linear-gradient(155deg, rgba(47, 107, 79, .36), rgba(11, 31, 23, .94) 74%);
  border: 1px solid var(--lb-line);
}

.page-contact .ct-fix--alt {
  background: linear-gradient(155deg, rgba(185, 106, 75, .26), rgba(8, 18, 14, .95) 72%);
  border-color: var(--lb-line-orange);
}

.page-contact .ct-fix .lb-h3 {
  margin: 0 0 .8rem;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  color: var(--lb-rice);
}

.page-contact .ct-fix__text {
  margin: 0 0 .85rem;
  font-size: .96rem;
  line-height: 1.76;
  color: var(--ct-soft);
}

.page-contact .ct-fix__text:last-child {
  margin-bottom: 0;
}

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

.page-contact .ct-fix__meta {
  margin: 1rem 0 0;
  padding-top: .85rem;
  border-top: 1px dashed var(--lb-line-soft);
  font-family: var(--lb-font-mono);
  font-size: .8rem;
  line-height: 1.65;
  color: var(--lb-clay);
}

.page-contact .ct-steps {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: ctstep;
  display: grid;
  gap: .6rem;
}

.page-contact .ct-steps li {
  position: relative;
  padding-left: 2.15rem;
  font-size: .94rem;
  line-height: 1.68;
  color: var(--ct-soft);
}

.page-contact .ct-steps li::before {
  counter-increment: ctstep;
  content: "0" counter(ctstep);
  position: absolute;
  left: 0;
  top: .12rem;
  font-family: var(--lb-font-mono);
  font-size: .76rem;
  color: var(--lb-orange);
}

/* 服务时间 */
.page-contact .ct-hours {
  background: linear-gradient(90deg, #123D2E 0%, #0B1F17 100%);
}

.page-contact .ct-hours__panel {
  display: grid;
  gap: 1.6rem;
  align-items: center;
  padding: clamp(1.4rem, 4vw, 2.4rem);
  border: 1px solid var(--lb-line-strong);
  background: radial-gradient(95% 130% at 100% 0%, rgba(46, 242, 210, .14), transparent 62%);
  clip-path: polygon(0 0, calc(100% - var(--ct-cut)) 0, 100% var(--ct-cut), 100% 100%, 0 100%);
}

.page-contact .ct-hours__clock {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .6rem;
}

.page-contact .ct-hours__num {
  font-family: var(--lb-font-mono);
  font-size: clamp(1.85rem, 7vw, 3.2rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--lb-cyan);
}

.page-contact .ct-hours__dash {
  flex: 1 1 2.5rem;
  min-width: 1.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--lb-orange), rgba(255, 122, 26, 0));
}

.page-contact .ct-hours__tag {
  flex: 1 0 100%;
  font-family: var(--lb-font-mono);
  font-size: .78rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lb-cyan-gray);
}

.page-contact .ct-hours__body .lb-h2 {
  margin: 0 0 .8rem;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.8vw, 2.1rem);
  line-height: 1.2;
  color: var(--lb-rice);
}

.page-contact .ct-hours__body .lb-muted {
  margin: 0 0 .9rem;
  line-height: 1.78;
  color: var(--ct-soft);
}

.page-contact .ct-hours__hint {
  margin: 0;
  font-size: .93rem;
  line-height: 1.72;
  color: var(--lb-cyan-gray);
}

.page-contact .ct-inline-link {
  color: var(--lb-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 到访与邮寄 */
.page-contact .ct-visit {
  background: linear-gradient(180deg, #0B1F17 0%, #08120E 100%);
}

.page-contact .ct-visit__grid {
  display: grid;
  gap: 1.8rem;
}

.page-contact .ct-visit__body .lb-h2 {
  margin: .4rem 0 .9rem;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.2vw, 2.3rem);
  line-height: 1.16;
  color: var(--lb-rice);
}

.page-contact .ct-visit__body .lb-muted {
  margin: 0;
  max-width: 52ch;
  line-height: 1.78;
  color: var(--ct-soft);
}

.page-contact .ct-visit__addr {
  margin: 0 0 .9rem;
  padding: .85rem 1rem;
  border-left: 3px solid var(--lb-orange);
  background: rgba(47, 107, 79, .3);
  font-family: var(--lb-font-mono);
  font-size: clamp(1rem, 3vw, 1.25rem);
  line-height: 1.5;
  color: var(--lb-rice);
  overflow-wrap: anywhere;
}

.page-contact .ct-visit__links {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin: 1.4rem 0 0;
}

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

.page-contact .ct-map {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--lb-line);
  background: rgba(18, 61, 46, .32);
}

.page-contact .ct-visit__maptag {
  margin: .65rem 0 0;
  font-family: var(--lb-font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--lb-cyan-gray);
}

/* 收尾 */
.page-contact .ct-cta {
  background: linear-gradient(180deg, #08120E 0%, #123D2E 100%);
}

.page-contact .ct-cta__box {
  display: grid;
  gap: .9rem;
  max-width: 62ch;
  padding: clamp(1.4rem, 4vw, 2.2rem) 0;
  border-top: 1px solid var(--lb-line-strong);
}

.page-contact .ct-cta__box .lb-muted {
  margin: 0;
  line-height: 1.78;
  color: var(--ct-soft);
}

.page-contact .ct-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: .4rem;
}

/* 桌面栅格 */
@media (min-width: 720px) {
  .page-contact .ct-channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 3rem;
  }

  .page-contact .ct-partner__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 3rem;
  }

  .page-contact .ct-fix-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-contact .ct-hours__panel {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 2.5rem;
  }

  .page-contact .ct-visit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 2.75rem;
    align-items: center;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-hero {
    padding-block: 4rem 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-topic__sum,
  .page-contact .lb-crumbs__link {
    transition: none;
  }

  .page-contact .ct-channel:hover {
    transform: none;
  }
}