/* ===== page-contact : 联系通道 ===== */
.page-contact {
  --pc-accent: var(--lk-red);
  padding: 0 0 88px;
  background: var(--lk-white);
  color: var(--lk-ink);
  overflow-wrap: break-word;
}

.page-contact .lk-crumbs a {
  color: inherit;
  text-decoration: none;
}
.page-contact .lk-crumbs a:hover {
  color: var(--lk-red);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: 56px 0 34px;
}

.page-contact .pc-hero .lk-lede {
  max-width: 62ch;
  margin-top: 16px;
}

.page-contact .pc-hero__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 26px 0 0;
  padding: 16px 18px;
  list-style: none;
  border: 1px solid rgba(13, 59, 47, 0.14);
  border-left: 4px solid var(--lk-red);
  background: rgba(13, 59, 47, 0.04);
  font-size: 14px;
  color: var(--lk-green-deep);
}

.page-contact .pc-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-contact .pc-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--lk-red);
}
.page-contact .pc-dot--gold { background: var(--lk-gold); }
.page-contact .pc-dot--green { background: var(--lk-green); }

/* ---------- 三条通道 ---------- */
.page-contact .pc-channels {
  padding: 10px 0 76px;
}

.page-contact .pc-channels__head {
  max-width: 66ch;
  margin-bottom: 26px;
}

.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .pc-chan {
  position: relative;
  padding: 9px;
  background: rgba(13, 59, 47, 0.05);
  border: 1px solid rgba(13, 59, 47, 0.12);
  border-radius: 6px;
  backdrop-filter: blur(8px);
  transition: transform 0.24s var(--lk-ease), border-color 0.24s var(--lk-ease);
}
.page-contact .pc-chan:hover {
  transform: translateY(-3px);
  border-color: rgba(216, 39, 60, 0.35);
}

.page-contact .pc-chan::before {
  content: "";
  position: absolute;
  top: 0;
  left: 9px;
  right: 9px;
  height: 3px;
  background: var(--pc-accent, var(--lk-red));
}

.page-contact .pc-chan--red { --pc-accent: var(--lk-red); }
.page-contact .pc-chan--gold { --pc-accent: var(--lk-gold); }
.page-contact .pc-chan--cyan { --pc-accent: var(--lk-cyan); }

.page-contact .pc-chan__body {
  height: 100%;
  padding: 26px 20px 20px;
  background: #ffffff;
  border-radius: 4px;
}

.page-contact .pc-chan__idx {
  display: block;
  margin-bottom: 12px;
  font-family: var(--lk-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lk-mist);
  text-transform: uppercase;
}

.page-contact .pc-chan__body .lk-h3 {
  margin: 0 0 10px;
}

.page-contact .pc-chan__value {
  margin: 0 0 12px;
  font-family: var(--lk-font-mono);
  font-size: 15px;
  line-height: 1.55;
  font-weight: 600;
  color: var(--lk-green-deep);
  word-break: break-word;
  user-select: all;
}

.page-contact .pc-chan__desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lk-mist);
}

.page-contact .pc-copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--lk-green-deep);
  background: rgba(243, 179, 61, 0.2);
  border: 1px solid rgba(243, 179, 61, 0.8);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s var(--lk-ease), color 0.18s var(--lk-ease);
}
.page-contact .pc-copy:hover {
  background: var(--lk-gold);
  color: var(--lk-night);
}
.page-contact .pc-copy:focus-visible {
  outline: 2px solid var(--lk-red);
  outline-offset: 2px;
}

/* ---------- 反馈四要点 ---------- */
.page-contact .pc-brief {
  padding: 0 0 80px;
}

.page-contact .pc-brief__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(13, 59, 47, 0.14);
}

.page-contact .pc-brief__item {
  position: relative;
  padding: 22px 0 22px 52px;
  border-bottom: 1px solid rgba(13, 59, 47, 0.14);
}

.page-contact .pc-brief__no {
  position: absolute;
  left: 0;
  top: 24px;
  font-family: var(--lk-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--lk-red);
}

.page-contact .pc-brief__item .lk-h3 {
  margin: 0 0 8px;
}

.page-contact .pc-brief__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lk-mist);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-resp {
  padding: 64px 0 72px;
  background: var(--lk-green-deep);
  color: var(--lk-white);
}

.page-contact .pc-resp .lk-h2 {
  color: var(--lk-white);
}
.page-contact .pc-resp .lk-p {
  color: rgba(245, 247, 244, 0.82);
}
.page-contact .pc-resp .lk-kicker {
  color: var(--lk-gold);
}

.page-contact .pc-resp__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-contact .pc-resp__media {
  margin: 0;
}

.page-contact .pc-resp__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid rgba(245, 247, 244, 0.18);
}

.page-contact .pc-resp__media .lk-media__cap {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(245, 247, 244, 0.65);
}

.page-contact .pc-resp__text .lk-h2 {
  margin-top: 6px;
}

.page-contact .pc-resp__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid rgba(243, 179, 61, 0.4);
}

.page-contact .pc-resp__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-contact .pc-resp__num {
  font-family: var(--lk-font-mono);
  font-size: 34px;
  line-height: 1.05;
  font-weight: 700;
  color: var(--lk-gold);
}

.page-contact .pc-resp__unit {
  font-size: 13px;
  color: rgba(245, 247, 244, 0.7);
}

.page-contact .pc-resp__cap {
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(245, 247, 244, 0.62);
}

/* ---------- 请求类型 ---------- */
.page-contact .pc-req {
  padding: 78px 0 72px;
}

.page-contact .pc-req__widget {
  position: relative;
  margin-top: 26px;
}

.page-contact .pc-req__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .pc-req__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-contact .pc-req__tab {
  display: inline-block;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--lk-mist);
  background: rgba(13, 59, 47, 0.05);
  border: 1px solid rgba(13, 59, 47, 0.14);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s var(--lk-ease), color 0.18s var(--lk-ease), border-color 0.18s var(--lk-ease);
}
.page-contact .pc-req__tab:hover {
  border-color: rgba(216, 39, 60, 0.5);
  color: var(--lk-green-deep);
}

.page-contact #pc-req-a:checked ~ .pc-req__tabs [for="pc-req-a"],
.page-contact #pc-req-b:checked ~ .pc-req__tabs [for="pc-req-b"],
.page-contact #pc-req-c:checked ~ .pc-req__tabs [for="pc-req-c"],
.page-contact #pc-req-d:checked ~ .pc-req__tabs [for="pc-req-d"] {
  background: var(--lk-red);
  border-color: var(--lk-red);
  color: var(--lk-white);
}

.page-contact #pc-req-a:focus-visible ~ .pc-req__tabs [for="pc-req-a"],
.page-contact #pc-req-b:focus-visible ~ .pc-req__tabs [for="pc-req-b"],
.page-contact #pc-req-c:focus-visible ~ .pc-req__tabs [for="pc-req-c"],
.page-contact #pc-req-d:focus-visible ~ .pc-req__tabs [for="pc-req-d"] {
  outline: 2px solid var(--lk-gold);
  outline-offset: 2px;
}

.page-contact .pc-req__panels {
  padding: 24px 20px;
  background: #ffffff;
  border: 1px solid rgba(13, 59, 47, 0.14);
  border-left: 4px solid var(--lk-gold);
  border-radius: 4px;
}

.page-contact .pc-req__panel {
  display: none;
}

.page-contact #pc-req-a:checked ~ .pc-req__panels > :nth-child(1),
.page-contact #pc-req-b:checked ~ .pc-req__panels > :nth-child(2),
.page-contact #pc-req-c:checked ~ .pc-req__panels > :nth-child(3),
.page-contact #pc-req-d:checked ~ .pc-req__panels > :nth-child(4) {
  display: block;
}

.page-contact .pc-req__panel .lk-h3 {
  margin: 0 0 10px;
}

.page-contact .pc-req__panel .lk-p {
  margin-bottom: 12px;
}

/* ---------- 反馈模板 ---------- */
.page-contact .pc-tpl {
  margin-top: 24px;
  background: #ffffff;
  border: 1px solid rgba(13, 59, 47, 0.14);
  border-radius: 4px;
}

.page-contact .pc-tpl > summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--lk-green-deep);
  cursor: pointer;
  list-style: none;
}
.page-contact .pc-tpl > summary::-webkit-details-marker {
  display: none;
}
.page-contact .pc-tpl > summary::after {
  content: "＋";
  float: right;
  font-family: var(--lk-font-mono);
  color: var(--lk-red);
}
.page-contact .pc-tpl[open] > summary::after {
  content: "－";
}
.page-contact .pc-tpl > summary:focus-visible {
  outline: 2px solid var(--lk-red);
  outline-offset: -2px;
}

.page-contact .pc-tpl__inner {
  padding: 0 20px 20px;
  border-top: 1px solid rgba(13, 59, 47, 0.12);
}

.page-contact .pc-tpl__pre {
  margin: 16px 0 14px;
  padding: 16px;
  font-family: var(--lk-font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--lk-green-deep);
  background: rgba(23, 96, 76, 0.06);
  border-radius: 4px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---------- 服务地区与备案 ---------- */
.page-contact .pc-region {
  padding: 0 0 74px;
}

.page-contact .pc-region__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  padding-top: 64px;
  border-top: 1px solid rgba(13, 59, 47, 0.14);
}

.page-contact .pc-region__text .lk-h2 {
  margin-top: 6px;
}

.page-contact .pc-region__facts {
  margin: 24px 0 22px;
  padding: 0;
  border-top: 1px solid rgba(13, 59, 47, 0.1);
}

.page-contact .pc-region__fact {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(13, 59, 47, 0.1);
}

.page-contact .pc-region__fact dt {
  flex: none;
  min-width: 76px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lk-mist);
}

.page-contact .pc-region__fact dd {
  margin: 0;
  font-family: var(--lk-font-mono);
  font-size: 14px;
  color: var(--lk-green-deep);
  word-break: break-word;
}

.page-contact .pc-region__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .pc-region__media {
  margin: 0;
}

.page-contact .pc-region__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 4px;
}

.page-contact .pc-region__media .lk-media__cap {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--lk-mist);
}

/* ---------- 合作与内容联络 ---------- */
.page-contact .pc-partner {
  padding: 0;
}

.page-contact .pc-partner__card {
  padding: 40px 24px 36px;
  background: var(--lk-night);
  border-radius: 6px;
  border-top: 4px solid var(--lk-gold);
  color: var(--lk-white);
}

.page-contact .pc-partner__card .lk-h2 {
  color: var(--lk-white);
  margin-top: 6px;
}

.page-contact .pc-partner__card .lk-p {
  color: rgba(245, 247, 244, 0.82);
  max-width: 68ch;
}

.page-contact .pc-partner__list {
  margin: 20px 0 22px;
}

.page-contact .pc-partner__list li {
  color: rgba(245, 247, 244, 0.86);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .pc-partner__hint {
  margin: 0 0 24px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 247, 244, 0.7);
}

.page-contact .pc-partner__hint strong {
  font-family: var(--lk-font-mono);
  font-weight: 600;
  color: var(--lk-gold);
  word-break: break-word;
}

.page-contact .pc-partner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .pc-hero__meta {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px 28px;
  }

  .page-contact .pc-brief__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

@media (min-width: 768px) {
  .page-contact {
    padding-bottom: 104px;
  }

  .page-contact .pc-hero {
    padding: 72px 0 40px;
  }

  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-resp {
    padding: 76px 0 84px;
  }

  .page-contact .pc-resp__grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
  }

  .page-contact .pc-region__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-contact .pc-partner__card {
    padding: 52px 48px 46px;
  }

  .page-contact .pc-req__panels {
    padding: 30px 32px;
  }
}

@media (min-width: 1024px) {
  .page-contact .pc-hero {
    padding: 84px 0 46px;
  }

  .page-contact .pc-resp__num {
    font-size: 40px;
  }

  .page-contact .pc-brief__item {
    padding-right: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-chan,
  .page-contact .pc-copy,
  .page-contact .pc-req__tab {
    transition: none;
  }
  .page-contact .pc-chan:hover {
    transform: none;
  }
}