.page-contact {
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 首屏联络板 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  padding: var(--sp-5) 0 var(--sp-6);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .ct-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .ct-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  filter: saturate(.55) contrast(1.1);
}

.page-contact .ct-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(200, 247, 81, .1), transparent 55%),
    linear-gradient(180deg, rgba(10, 31, 26, .55) 0%, rgba(10, 31, 26, .9) 58%, var(--ink) 100%);
}

.page-contact .ct-hero__inner {
  position: relative;
}

.page-contact .ct-hero__inner .crumbs {
  margin-bottom: var(--sp-4);
}

.page-contact .ct-hero__head {
  display: grid;
  gap: var(--sp-3);
  max-width: 68ch;
  margin-bottom: var(--sp-5);
}

.page-contact .ct-hero__head h1 {
  margin: 0;
  font-family: var(--font-cond);
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .ct-hero__head h1::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  margin-top: var(--sp-2);
  background: var(--lime);
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--paper);
}

.page-contact .ct-board {
  display: grid;
  gap: var(--sp-3);
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-3);
  background: linear-gradient(180deg, var(--panel), rgba(16, 42, 36, .6));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: border-color .18s ease, transform .18s ease;
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-contact .ct-channel__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel--tel .ct-channel__value {
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-contact .ct-channel__value--addr {
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.page-contact .ct-channel__sub {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--muted);
}

.page-contact .ct-channel__more {
  margin-top: var(--sp-2);
  padding-top: var(--sp-2);
  border-top: 1px solid var(--line);
}

.page-contact .ct-channel__more summary {
  cursor: pointer;
  padding: 8px 0;
  min-height: 36px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .08em;
  color: var(--lime-dim);
}

.page-contact .ct-channel__more summary:hover {
  color: var(--lime);
}

.page-contact .ct-channel__more summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.page-contact .ct-channel__more ul {
  margin: var(--sp-2) 0 0;
  padding-left: 1.1em;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 左窄右宽事务区 ---------- */
.page-contact .ct-work__grid {
  display: grid;
  gap: var(--sp-5);
}

.page-contact .ct-rail__title {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-cond);
  font-size: var(--fs-h3);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-rail__list {
  list-style: none;
  margin: 0 0 var(--sp-3);
  padding: 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .ct-rail__list a {
  display: block;
  min-height: 44px;
  padding: var(--sp-2) 0;
  font-size: var(--fs-sm);
  color: var(--paper);
  text-decoration: none;
  transition: color .16s ease, padding-left .16s ease;
}

.page-contact .ct-rail__list a::before {
  content: "→ ";
  color: var(--lime);
}

.page-contact .ct-rail__list a:hover,
.page-contact .ct-rail__list a:focus-visible {
  color: var(--lime);
  padding-left: 6px;
  outline: none;
}

.page-contact .ct-rail__note {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .ct-block {
  position: relative;
  margin-bottom: var(--sp-4);
  padding: var(--sp-4) var(--sp-3);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.page-contact .ct-block--alt {
  background: var(--panel);
}

.page-contact .ct-block::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: var(--radius);
  background: repeating-linear-gradient(180deg, rgba(237, 243, 238, .02) 0 26px, transparent 26px 52px);
}

.page-contact .ct-block__head {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-block__no {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: .06em;
  color: var(--lime);
}

.page-contact .ct-block__head h3 {
  margin: 0;
  font-family: var(--font-cond);
  font-size: var(--fs-h3);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-block > p {
  margin: 0 0 var(--sp-3);
  max-width: 68ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--paper);
}

.page-contact .ct-sub {
  margin: var(--sp-3) 0 var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--lime);
}

.page-contact .ct-need {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-need li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: var(--sp-2);
  padding: var(--sp-2) 0;
  border-bottom: 1px dashed var(--line);
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .ct-need li:last-child {
  border-bottom: none;
}

.page-contact .ct-need__no {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding-top: 4px;
  color: var(--lime);
}

.page-contact .ct-ask {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-ask li {
  margin-bottom: var(--sp-2);
  padding: var(--sp-2) 0 var(--sp-2) var(--sp-3);
  border-left: 2px solid var(--line);
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--muted);
  transition: border-color .18s ease, color .18s ease;
}

.page-contact .ct-ask li:hover {
  border-left-color: var(--lime);
  color: var(--paper);
}

.page-contact .ct-ask strong {
  display: block;
  margin-bottom: 2px;
  color: var(--paper);
  font-weight: 700;
}

.page-contact .ct-coop {
  display: grid;
  gap: var(--sp-3);
}

.page-contact .ct-plain {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-plain li {
  position: relative;
  padding: 7px 0 7px 18px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .ct-plain li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--lime-dim);
}

.page-contact .ct-plain--plain2 li::before {
  background: none;
  border: 1px solid var(--lime-dim);
}

.page-contact .ct-block__foot {
  margin: var(--sp-3) 0 0;
  max-width: 68ch;
  padding: var(--sp-2) var(--sp-3);
  border-left: 2px solid var(--lime);
  background: rgba(200, 247, 81, .05);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .ct-block__foot a {
  color: var(--lime);
}

/* ---------- 回复节奏 ---------- */
.page-contact .ct-sec-head {
  max-width: 68ch;
  margin-bottom: var(--sp-5);
}

.page-contact .ct-sec-head h2,
.page-contact .ct-more h2 {
  margin: var(--sp-2) 0 var(--sp-2);
  font-family: var(--font-cond);
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .ct-sec-head p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--muted);
}

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

.page-contact .ct-step {
  position: relative;
  margin-left: 12px;
  padding: 0 0 var(--sp-4) var(--sp-4);
  border-left: 2px solid var(--line);
}

.page-contact .ct-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .ct-step::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--lime);
}

.page-contact .ct-step__no {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .16em;
  color: var(--lime);
}

.page-contact .ct-step h3 {
  margin: 0 0 4px;
  font-size: var(--fs-body);
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-step p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 位置与来访 ---------- */
.page-contact .ct-locate__grid {
  display: grid;
  gap: var(--sp-4);
}

.page-contact .ct-map {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .ct-map img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  max-width: 100%;
}

.page-contact .ct-map figcaption {
  padding: var(--sp-2) var(--sp-3);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-locate__text h2 {
  margin: var(--sp-2) 0 var(--sp-3);
  font-family: var(--font-cond);
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .ct-locate__text > p {
  margin: 0 0 var(--sp-3);
  max-width: 62ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--paper);
}

.page-contact .ct-floor {
  list-style: none;
  margin: 0 0 var(--sp-3);
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-floor li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px var(--sp-2);
  justify-content: space-between;
  align-items: baseline;
  padding: var(--sp-2);
  border-bottom: 1px solid var(--line);
  transition: background-color .16s ease;
}

.page-contact .ct-floor li:hover,
.page-contact .ct-floor li:focus-within {
  background: rgba(200, 247, 81, .06);
}

.page-contact .ct-floor__k {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .1em;
  color: var(--lime);
}

.page-contact .ct-floor__v {
  font-size: var(--fs-sm);
  color: var(--muted);
}

.page-contact .ct-locate__text > p.ct-locate__hint {
  margin-bottom: 0;
  color: var(--muted);
}

/* ---------- 相关入口 ---------- */
.page-contact .ct-more__grid {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.page-contact .ct-linkcard {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 44px;
  padding: var(--sp-3);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease;
}

.page-contact .ct-linkcard:hover,
.page-contact .ct-linkcard:focus-visible {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-contact .ct-linkcard:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.page-contact .ct-linkcard__k {
  font-family: var(--font-cond);
  font-size: var(--fs-body);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-contact .ct-linkcard__d {
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-board {
    grid-template-columns: 1.15fr .85fr 1.1fr;
    align-items: stretch;
  }

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

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

  .page-contact .ct-locate__grid {
    grid-template-columns: 1.05fr .95fr;
    gap: var(--sp-5);
    align-items: start;
  }

  .page-contact .ct-locate__text > p.ct-locate__hint {
    margin-top: var(--sp-2);
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero {
    padding-top: var(--sp-6);
    padding-bottom: var(--sp-7);
  }

  .page-contact .ct-hero__head h1 {
    font-size: var(--fs-display);
  }

  .page-contact .ct-hero__head {
    gap: var(--sp-4);
    margin-bottom: var(--sp-6);
  }

  .page-contact .ct-channel {
    padding: var(--sp-4);
  }

  .page-contact .ct-channel--tel .ct-channel__value {
    font-size: 40px;
  }

  .page-contact .ct-work__grid {
    grid-template-columns: 250px 1fr;
    gap: var(--sp-6);
    align-items: start;
  }

  .page-contact .ct-rail {
    position: sticky;
    top: calc(var(--header-h) + var(--sp-3));
  }

  .page-contact .ct-block {
    padding: var(--sp-5) var(--sp-4);
  }

  .page-contact .ct-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-3);
  }

  .page-contact .ct-step {
    margin-left: 0;
    padding: var(--sp-3) var(--sp-2) 0 0;
    border-left: none;
    border-top: 2px solid var(--line);
  }

  .page-contact .ct-step:last-child {
    padding-bottom: 0;
    border-left-color: transparent;
    border-top-color: var(--line);
  }

  .page-contact .ct-step::before {
    left: 0;
    top: -7px;
  }

  .page-contact .ct-more__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-linkcard,
  .page-contact .ct-ask li,
  .page-contact .ct-floor li {
    transition: none;
  }
}