.page-contact {
  --pc-cut: 20px;
  --pc-card-bg: var(--ink-2);
  --pc-gap: 16px;
  display: block;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(56px, 11vw, 136px);
  border-block: 1px solid var(--line);
}
.page-contact .hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.page-contact .hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(155deg, rgba(11, 15, 14, 0.94) 10%, rgba(11, 15, 14, 0.5) 52%, rgba(15, 43, 36, 0.9) 100%);
}
.page-contact .hero-inner {
  position: relative;
  max-width: 780px;
}
.page-contact .hero-inner .display {
  margin-block: 14px 18px;
  max-width: 14em;
}
.page-contact .hero-inner .lede {
  max-width: 34em;
}
.page-contact .hero-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* 渠道条 */
.page-contact .channel-bar {
  display: grid;
  gap: var(--pc-gap);
  margin-top: 30px;
}
.page-contact .channel-card {
  position: relative;
  padding: 24px 22px 26px;
  background: var(--pc-card-bg);
  border-top: 1px solid var(--line-lime);
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, 0 100%);
  transition: transform 0.35s var(--ease), background 0.35s var(--ease);
}
.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translate(4px, -4px);
  background: var(--ink-3);
}
.page-contact .channel-card--paper {
  background: var(--archive);
  border-top-color: var(--archive-2);
  color: var(--archive-ink);
}
.page-contact .channel-card--paper:hover,
.page-contact .channel-card--paper:focus-within {
  background: var(--archive-2);
}
.page-contact .channel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: var(--lime);
  border: 1px solid var(--line-lime);
  background: rgba(198, 242, 74, 0.06);
}
.page-contact .channel-card--paper .channel-icon {
  color: var(--lime-dim);
  border-color: rgba(28, 26, 22, 0.24);
  background: rgba(28, 26, 22, 0.05);
}
.page-contact .channel-card .tag {
  margin-bottom: 10px;
}
.page-contact .channel-name {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}
.page-contact .channel-card--paper .channel-name {
  color: var(--archive-ink);
}
.page-contact .channel-value {
  display: block;
  font-size: 19px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--lime);
  text-decoration: none;
  word-break: break-all;
}
.page-contact .channel-value:hover,
.page-contact .channel-value:focus-visible {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.page-contact .channel-value--addr {
  font-family: var(--font-body);
  font-size: 18px;
  color: var(--archive-ink);
  word-break: normal;
}
.page-contact .channel-time {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mute);
}
.page-contact .channel-card--paper .channel-time {
  color: #5b564a;
}
.page-contact .channel-scenes {
  overflow: hidden;
  max-height: 22em;
  opacity: 1;
  transition: max-height 0.4s var(--ease), opacity 0.35s var(--ease);
}
.page-contact .channel-scenes p {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.6;
  color: var(--mute);
}
.page-contact .channel-card--paper .channel-scenes p {
  color: #4a463c;
  border-top-color: rgba(28, 26, 22, 0.16);
}

/* 准备清单 */
.page-contact .check-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-contact .check-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.page-contact .check-item:last-child {
  border-bottom: 1px solid var(--line);
}
.page-contact .check-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  font-size: 13px;
  color: var(--lime);
  border: 1px solid var(--line-lime);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  background: rgba(198, 242, 74, 0.05);
}
.page-contact .check-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-contact .check-body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--mute);
  max-width: 40em;
}
.page-contact .extras {
  margin-top: 32px;
  padding: 22px 22px 24px;
  background: var(--ink-2);
  border-left: 2px solid var(--orange);
}
.page-contact .extras-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}
.page-contact .extras-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}
.page-contact .extras-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--paper);
}
.page-contact .extras-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background: var(--lime);
}

/* 流程 */
.page-contact .flow-grid {
  display: grid;
  gap: 34px;
}
.page-contact .flow-intro .section-title {
  margin-block: 12px 16px;
}
.page-contact .flow-media {
  margin-top: 26px;
}
.page-contact .flow-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}
.page-contact .flow-media .media-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mute);
}
.page-contact .flow-track {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}
.page-contact .flow-track::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 26px;
  bottom: 26px;
  width: 1px;
  background: linear-gradient(to bottom, var(--line-lime), var(--line));
}
.page-contact .flow-step {
  position: relative;
  padding: 16px 0 24px 68px;
}
.page-contact .flow-num {
  position: absolute;
  left: 0;
  top: 10px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-size: 14px;
  font-weight: 700;
  color: var(--lime);
  background: var(--ink);
  border: 1px solid var(--line-lime);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.page-contact .flow-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-contact .flow-step p {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--mute);
  max-width: 36em;
}

/* 档案纸地址区 */
.page-contact .archive-card {
  display: grid;
  gap: 26px;
  padding: 28px 24px 30px;
  color: var(--archive-ink);
}
.page-contact .archive-card .panel-title {
  margin: 12px 0 14px;
  color: var(--archive-ink);
}
.page-contact .archive-addr {
  margin: 0 0 14px;
  font-size: 21px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--archive-ink);
}
.page-contact .archive-card .panel-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: #4a463c;
  max-width: 38em;
}
.page-contact .archive-facts {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(28, 26, 22, 0.2);
}
.page-contact .fact {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(28, 26, 22, 0.2);
}
.page-contact .fact dt {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #6b6558;
}
.page-contact .fact dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--archive-ink);
  word-break: break-all;
}

/* 相关去处 */
.page-contact .route-links {
  display: grid;
  gap: 2px;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}
.page-contact .route-link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "label arrow"
    "desc arrow";
  align-items: center;
  gap: 6px 18px;
  padding: 20px 16px 20px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background 0.3s var(--ease), padding-left 0.3s var(--ease);
}
.page-contact .route-link:hover,
.page-contact .route-link:focus-visible {
  background: var(--ink-2);
  padding-left: 16px;
}
.page-contact .route-label {
  grid-area: label;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-contact .route-desc {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.55;
  color: var(--mute);
}
.page-contact .route-arrow {
  grid-area: arrow;
  font-size: 20px;
  color: var(--lime);
}

/* 响应式 */
@media (min-width: 720px) {
  .page-contact .channel-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
  .page-contact .check-list {
    gap: 0;
  }
  .page-contact .check-item {
    grid-template-columns: 54px 1fr;
    gap: 24px;
    padding: 26px 0;
  }
  .page-contact .flow-step {
    padding-left: 78px;
  }
  .page-contact .flow-track::before {
    left: 22px;
  }
  .page-contact .archive-card {
    padding: 36px 34px 38px;
  }
}

@media (min-width: 960px) {
  .page-contact .channel-card {
    padding: 28px 26px 30px;
  }
  .page-contact .channel-scenes {
    max-height: 0;
    opacity: 0;
  }
  .page-contact .channel-card:hover .channel-scenes,
  .page-contact .channel-card:focus-within .channel-scenes {
    max-height: 16em;
    opacity: 1;
  }
  .page-contact .flow-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }
  .page-contact .archive-card {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
    padding: 44px 44px 46px;
  }
  .page-contact .archive-facts {
    border-top-color: rgba(28, 26, 22, 0.24);
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero {
    padding-block: 148px;
  }
  .page-contact .channel-value {
    font-size: 21px;
  }
}