.page-contact{
  --pc-gap: clamp(20px, 3vw, 36px);
  --pc-pad: clamp(20px, 3.2vw, 34px);
  --pc-panel: linear-gradient(155deg, rgba(11, 37, 64, .94), rgba(4, 18, 31, .94));
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
}
.page-contact .contact-hero::after{
  content: "";
  position: absolute;
  right: -12%;
  bottom: 14%;
  width: 62%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: skewX(-18deg);
  opacity: .45;
  pointer-events: none;
}
.page-contact .contact-hero__inner{
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}
.page-contact .contact-hero__copy{
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero h1{
  margin: 14px 0 0;
  font-size: clamp(34px, 5.6vw, 62px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--cloud);
}
.page-contact .contact-hero__lead{
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--mist);
}
.page-contact .contact-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-contact .contact-hero__figure{
  margin: 0;
  border-radius: 2px;
}

/* ---------- 反馈专区：表单与卡片并行 ---------- */
.page-contact .contact-feedback{
  display: grid;
  gap: var(--pc-gap);
}
.page-contact .fb-form{
  padding: var(--pc-pad);
  background: linear-gradient(160deg, rgba(35, 230, 208, .10), rgba(11, 37, 64, .5) 42%, rgba(4, 18, 31, .7));
}
.page-contact .fb-form__label{
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-contact .fb-field{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}
.page-contact .fb-field__row{
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 2px;
  border-bottom: 1px dashed var(--line);
}
.page-contact .fb-field__row:last-child{
  border-bottom: 0;
}
.page-contact .fb-field__key{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--cyan-deep);
}
.page-contact .fb-field__val{
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--cloud);
}
.page-contact .fb-form__hint{
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--lava);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .fb-stack{
  display: grid;
  gap: 14px;
}
.page-contact .fb-type{
  position: relative;
  padding: 18px 20px 20px;
  background: var(--pc-panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan-deep);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), border-left-color var(--dur) var(--ease);
}
.page-contact .fb-type:hover{
  transform: translateY(-3px);
  border-color: var(--line-strong);
  border-left-color: var(--lava);
}
.page-contact .fb-type__no{
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lava);
}
.page-contact .fb-type__title{
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cloud);
}
.page-contact .fb-type__desc{
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}
.page-contact .fb-type__need{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}
.page-contact .fb-type__need li{
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cloud);
  opacity: .88;
}
.page-contact .fb-type__need li::before{
  content: "";
  position: absolute;
  left: 2px;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .85;
}

/* ---------- 客服渠道 ---------- */
.page-contact .contact-channels{
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}
.page-contact .contact-channels__cards{
  display: grid;
  gap: 16px;
}
.page-contact .ch-card{
  padding: 22px 24px 24px;
  display: grid;
  gap: 8px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .ch-card:hover{
  transform: translateY(-3px);
  border-color: var(--line-strong);
}
.page-contact .ch-card__tag{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}
.page-contact .ch-card__dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(35, 230, 208, .16);
  animation: pc-pulse 2.4s var(--ease) infinite;
}
.page-contact .ch-card__dot--lava{
  background: var(--lava);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, .18);
}
@keyframes pc-pulse{
  0%, 100%{ opacity: 1; }
  50%{ opacity: .35; }
}
.page-contact .ch-card__name{
  margin: 4px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}
.page-contact .ch-card__value{
  margin: 0;
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.2;
  color: var(--cloud);
  overflow-wrap: anywhere;
}
.page-contact .ch-card__value--mail{
  font-size: clamp(16px, 2.2vw, 22px);
  color: var(--cyan);
}
.page-contact .ch-card__value--addr{
  font-size: clamp(17px, 2.2vw, 22px);
  color: var(--gold);
}
.page-contact .ch-card__desc{
  margin: 6px 0 0;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-hours{
  display: grid;
  gap: 18px;
}
.page-contact .contact-hours__figure{
  margin: 0;
}
.page-contact .hours-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-contact .hours-list__item{
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 2px;
  border-bottom: 1px dashed var(--line);
}
.page-contact .hours-list__k{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}
.page-contact .hours-list__v{
  font-size: 15px;
  font-weight: 700;
  color: var(--cloud);
}

/* ---------- 处理流程 ---------- */
.page-contact .contact-flow{
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-contact .flow-step{
  position: relative;
  padding: 20px 18px 22px;
  background: rgba(4, 18, 31, .74);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .flow-step:hover{
  border-color: var(--line-strong);
  background: rgba(11, 37, 64, .82);
}
.page-contact .flow-step__index{
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink-950);
  background: var(--lava);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.page-contact .flow-step__title{
  margin: 16px 0 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cloud);
}
.page-contact .flow-step__desc{
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 合作与渠道 ---------- */
.page-contact .contact-partner{
  padding: var(--pc-pad);
  display: grid;
  gap: 26px;
  background: linear-gradient(120deg, rgba(255, 106, 43, .13), rgba(35, 230, 208, .09) 58%, rgba(4, 18, 31, .8));
}
.page-contact .contact-partner__title{
  margin: 12px 0 0;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: var(--cloud);
}
.page-contact .contact-partner__lead{
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}
.page-contact .contact-partner__caption{
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-contact .partner-need{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-contact .partner-need__item{
  display: grid;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .partner-need__k{
  font-size: 15px;
  font-weight: 700;
  color: var(--cloud);
}
.page-contact .partner-need__v{
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 延伸入口 ---------- */
.page-contact .contact-more{
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .contact-more__item{
  padding: 16px 18px;
  background: rgba(11, 37, 64, .55);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .contact-more__item:hover{
  transform: translateY(-2px);
  border-color: var(--line-strong);
}
.page-contact .contact-more__link{
  display: inline-block;
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
}
.page-contact .contact-more__link:hover{
  color: var(--lava-soft);
}
.page-contact .contact-more__desc{
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px){
  .page-contact .contact-more{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
  }
  .page-contact .contact-partner{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }
}

@media (min-width: 900px){
  .page-contact .contact-hero__inner{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
  .page-contact .contact-flow{
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    padding-top: 14px;
  }
  .page-contact .contact-flow::before{
    content: "";
    position: absolute;
    top: 29px;
    left: 3%;
    right: 3%;
    height: 1px;
    background: linear-gradient(90deg, var(--lava), var(--cyan) 55%, var(--cyan-deep));
    opacity: .38;
    pointer-events: none;
  }
  .page-contact .flow-step{
    padding-top: 24px;
  }
}

@media (min-width: 1000px){
  .page-contact .contact-feedback{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-contact .contact-channels{
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
  }
  .page-contact .contact-hours{
    position: sticky;
    top: 92px;
  }
}

@media (min-width: 1240px){
  .page-contact .fb-stack{
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .ch-card__dot{
    animation: none;
  }
  .page-contact .fb-type,
  .page-contact .ch-card,
  .page-contact .contact-more__item,
  .page-contact .flow-step{
    transition: none;
  }
  .page-contact .fb-type:hover,
  .page-contact .ch-card:hover,
  .page-contact .contact-more__item:hover{
    transform: none;
  }
}