.page-contact{
  --contact-fill: linear-gradient(155deg, rgba(13, 35, 66, 0.94) 0%, rgba(7, 20, 43, 0.97) 100%);
  --contact-line: rgba(157, 243, 234, 0.16);
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-contact .crumbs{
  margin-top: clamp(16px, 3vw, 28px);
}

/* 首屏 */
.page-contact .contact-lead{
  display: grid;
  gap: 16px;
  max-width: 760px;
  padding: clamp(28px, 6vw, 68px) 0 clamp(24px, 4vw, 40px);
}

.page-contact .contact-lead h1{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 7.5vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-lead__text{
  margin: 0;
  color: var(--stone);
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  line-height: 1.75;
  max-width: 60ch;
}

.page-contact .contact-lead__jump{
  margin: 0;
}

.page-contact .contact-lead__jump a{
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid var(--contact-line);
  padding-bottom: 3px;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .contact-lead__jump a:hover,
.page-contact .contact-lead__jump a:focus-visible{
  color: var(--lake-soft);
  border-color: var(--lake-soft);
}

/* 联系卡 */
.page-contact .contact-card{
  display: grid;
  grid-template-columns: 1fr;
  background: var(--contact-fill);
  border: 1px solid var(--contact-line);
  border-radius: var(--r);
  box-shadow: 0 2px 4px rgba(4, 16, 31, 0.5);
  overflow: hidden;
}

.page-contact .contact-card__main{
  padding: clamp(22px, 5vw, 44px);
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-card__title{
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  letter-spacing: 0.06em;
  color: var(--lake-soft);
}

.page-contact .contact-card__field{
  margin: 0 0 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-contact .contact-mail{
  display: block;
  font-family: var(--font-num);
  font-size: clamp(1rem, 3.4vw, 1.55rem);
  line-height: 1.35;
  color: var(--lake);
  text-decoration: none;
  word-break: break-all;
  padding-bottom: 14px;
  margin-bottom: clamp(16px, 3vw, 24px);
  border-bottom: 1px solid var(--contact-line);
  transition: color 0.22s var(--ease);
}

.page-contact .contact-mail:hover,
.page-contact .contact-mail:focus-visible{
  color: var(--lake-soft);
}

.page-contact .contact-tel{
  display: block;
  font-size: clamp(2.1rem, 9vw, 3.6rem);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--paper);
  text-decoration: none;
  margin-top: 8px;
  transition: color 0.22s var(--ease);
}

.page-contact .contact-tel:hover,
.page-contact .contact-tel:focus-visible{
  color: var(--rape);
}

.page-contact .contact-card__note{
  margin: clamp(18px, 3vw, 26px) 0 0;
  color: var(--stone);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-contact .contact-card__aside{
  padding: clamp(22px, 5vw, 40px);
  display: grid;
  gap: 20px;
  align-content: start;
  background: rgba(4, 16, 31, 0.35);
}

.page-contact .contact-facts{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-facts li{
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(157, 243, 234, 0.09);
}

.page-contact .contact-facts li:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-facts__k{
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-contact .contact-facts__v{
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--paper);
  line-height: 1.5;
}

.page-contact .contact-card__hint{
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--stone);
}

.page-contact .contact-card__hint a{
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-card__hint a:hover,
.page-contact .contact-card__hint a:focus-visible{
  color: var(--lake-soft);
}

/* 抽象路线图 */
.page-contact .contact-map{
  margin: clamp(20px, 4vw, 32px) 0 0;
  border: 1px solid var(--contact-line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-contact .contact-map .media__caption,
.page-contact .contact-entry .media__caption{
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--stone);
  padding: 10px 14px 12px;
}

/* 章节 */
.page-contact .contact-sect{
  display: grid;
  gap: 16px;
  margin-top: clamp(36px, 6vw, 64px);
  padding-top: clamp(28px, 5vw, 48px);
  border-top: 1px solid rgba(157, 243, 234, 0.09);
}

.page-contact .contact-sect__head{
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .contact-sect__no{
  font-size: 0.9rem;
  color: var(--lake);
  letter-spacing: 0.06em;
}

.page-contact .contact-sect h2{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-sect__body p{
  margin: 0 0 14px;
  color: var(--stone);
  font-size: 1rem;
  line-height: 1.78;
  max-width: 66ch;
}

.page-contact .contact-sect__body p:last-child{
  margin-bottom: 0;
}

.page-contact .contact-sect__body a{
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid var(--contact-line);
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .contact-sect__body a:hover,
.page-contact .contact-sect__body a:focus-visible{
  color: var(--lake-soft);
  border-color: var(--lake-soft);
}

.page-contact .contact-list{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-list li{
  position: relative;
  padding-left: 18px;
  color: var(--paper);
  font-size: 0.97rem;
  line-height: 1.7;
}

.page-contact .contact-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 1px;
  background: var(--lake);
}

.page-contact .contact-sect__more{
  font-size: 0.93rem;
}

/* 合作双栏 */
.page-contact .contact-split{
  display: grid;
  gap: 12px;
  margin: 4px 0 16px;
}

.page-contact .contact-split__item{
  padding: 16px 18px;
}

.page-contact .contact-split__item p{
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .contact-split__item .t-label{
  margin-bottom: 8px;
  color: var(--rape);
}

/* 反馈清单 */
.page-contact .checklist{
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .checklist li{
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.page-contact .checklist input[type="checkbox"]{
  -webkit-appearance: none;
  appearance: none;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin: 4px 0 0;
  border: 1px solid var(--lake-soft);
  border-radius: 2px;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .checklist input[type="checkbox"]:checked{
  background: var(--lake);
  border-color: var(--lake);
}

.page-contact .checklist input[type="checkbox"]:checked::after{
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--ink-900);
  border-bottom: 2px solid var(--ink-900);
  transform: rotate(45deg);
}

.page-contact .checklist input[type="checkbox"]:focus-visible{
  outline: 2px solid var(--lake-soft);
  outline-offset: 2px;
}

.page-contact .checklist label{
  color: var(--stone);
  font-size: 0.96rem;
  line-height: 1.7;
  cursor: pointer;
}

.page-contact .checklist label strong{
  color: var(--paper);
  font-weight: 700;
}

.page-contact .contact-entry{
  margin: 8px 0 0;
  border: 1px solid var(--contact-line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--ink-800);
}

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

/* 地址与备案 */
.page-contact .contact-address__line{
  font-style: normal;
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  margin: 0 0 14px;
  padding-left: 14px;
  border-left: 2px solid var(--lake);
}

.page-contact .contact-address__meta{
  list-style: none;
  margin: 18px 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-address__meta li{
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(157, 243, 234, 0.09);
}

.page-contact .contact-address__meta li:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-address__meta span{
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--stone);
  min-width: 76px;
}

.page-contact .contact-address__meta strong{
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--paper);
  word-break: break-all;
}

/* 平板与桌面 */
@media (min-width: 820px){
  .page-contact .contact-card{
    grid-template-columns: 1.4fr 1fr;
  }

  .page-contact .contact-card__main{
    border-bottom: 0;
    border-right: 1px solid var(--contact-line);
  }

  .page-contact .contact-sect{
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 48px);
  }

  .page-contact .contact-sect__head{
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    position: sticky;
    top: 24px;
    align-self: start;
  }

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

  .page-contact .contact-sect--checklist{
    grid-template-columns: 210px minmax(0, 1fr) minmax(0, 0.9fr);
  }

  .page-contact .contact-sect--checklist .contact-entry{
    margin-top: 0;
    align-self: start;
  }
}

@media (min-width: 1024px){
  .page-contact .contact-lead{
    padding-top: clamp(44px, 6vw, 76px);
  }

  .page-contact .contact-map{
    margin-top: clamp(24px, 3vw, 36px);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact *{
    transition: none !important;
  }
}