.page-contact{
  --ct-cut: 18px;
  --ct-gap: clamp(18px, 2.4vw, 32px);
  --ct-pad: clamp(44px, 7vw, 88px);
  position: relative;
  color: var(--yw-text);
  background: var(--yw-ink);
  overflow-x: hidden;
}

.page-contact .ct-block{
  padding: var(--ct-pad) 0;
  border-bottom: 1px solid var(--yw-line);
}

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

/* ---------- 首屏 ---------- */

.page-contact .ct-hero{
  position: relative;
  padding: clamp(34px, 6vw, 72px) 0 clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--yw-line);
  background:
    radial-gradient(720px 320px at 6% -12%, rgba(29, 229, 255, .16), transparent 70%),
    radial-gradient(560px 300px at 94% 112%, rgba(138, 92, 255, .18), transparent 72%);
}

.page-contact .ct-hero__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-hero__grid > *{
  min-width: 0;
}

.page-contact .ct-hero .yw-eyebrow{
  display: block;
  margin: 22px 0 0;
}

.page-contact .ct-hero h1{
  margin: 14px 0 20px;
  max-width: 22ch;
  font-size: clamp(2rem, 5.6vw, 3.9rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.015em;
}

.page-contact .ct-hero__lead{
  margin: 0;
  max-width: 44ch;
  color: var(--yw-muted);
  font-size: 1.0625rem;
  line-height: 1.85;
}

.page-contact .ct-hero__side{
  position: relative;
  padding-left: 20px;
  border-left: 1px solid var(--yw-line);
}

.page-contact .ct-hero__side::before{
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  width: 1px;
  height: 64px;
  background: linear-gradient(180deg, var(--yw-cyan), transparent);
}

.page-contact .ct-hero__side-note{
  margin: 18px 0 0;
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.8;
}

@media (min-width: 960px){
  .page-contact .ct-hero__grid{
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: end;
  }
  .page-contact .ct-hero__side{
    padding-left: 26px;
    padding-bottom: 8px;
  }
}

/* ---------- 通用卡片 ---------- */

.page-contact .ct-card{
  position: relative;
  padding: clamp(22px, 3vw, 36px);
  background: linear-gradient(165deg, rgba(16, 26, 49, .95), rgba(11, 17, 32, .92));
  box-shadow: inset 0 0 0 1px var(--yw-line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--ct-cut)) 0,
    100% var(--ct-cut),
    100% 100%,
    var(--ct-cut) 100%,
    0 calc(100% - var(--ct-cut))
  );
  transition: box-shadow .35s var(--yw-ease);
}

.page-contact .ct-card:hover{
  box-shadow: inset 0 0 0 1px rgba(245, 192, 74, .5), 0 24px 52px -32px rgba(29, 229, 255, .55);
}

.page-contact .ct-card--main::before{
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 136px;
  height: 2px;
  background: linear-gradient(90deg, var(--yw-gold), rgba(245, 192, 74, 0));
}

.page-contact .ct-card__title{
  margin: 0 0 12px;
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  font-weight: 700;
  letter-spacing: .01em;
}

.page-contact .ct-card__value{
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  line-height: 1.3;
  color: var(--yw-text);
}

.page-contact .ct-card__text{
  margin: 0;
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-contact .ct-card--main .ct-card__text{
  margin-bottom: 22px;
}

.page-contact .ct-card__media{
  margin: clamp(22px, 2.8vw, 30px) 0 0;
}

.page-contact .ct-card__media img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

/* ---------- 渠道区 ---------- */

.page-contact .ct-channels{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-side{
  display: grid;
  gap: var(--ct-gap);
  align-content: start;
}

.page-contact .ct-copy-row{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 16px 0;
  border-top: 1px solid var(--yw-line);
}

.page-contact .ct-copy-row:last-of-type{
  border-bottom: 1px solid var(--yw-line);
}

.page-contact .ct-copy-row__label{
  flex: 1 1 100%;
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--yw-muted);
}

.page-contact .ct-copy-row__value{
  flex: 1 1 auto;
  min-width: 0;
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  line-height: 1.5;
  color: var(--yw-text);
  overflow-wrap: anywhere;
}

.page-contact .ct-copy-btn{
  flex: 0 0 auto;
  appearance: none;
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--yw-line);
  color: var(--yw-cyan);
  font: inherit;
  font-size: .8125rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: border-color .3s var(--yw-ease), color .3s var(--yw-ease), background-color .3s var(--yw-ease);
}

.page-contact .ct-copy-btn:hover{
  border-color: var(--yw-gold);
  color: var(--yw-gold);
}

.page-contact .ct-copy-btn:focus-visible{
  outline: 2px solid var(--yw-cyan);
  outline-offset: 3px;
}

.page-contact .ct-copy-btn[data-copied]{
  border-color: var(--yw-gold);
  color: var(--yw-gold);
  background: rgba(245, 192, 74, .08);
}

/* 响应时间刻度 */

.page-contact .ct-scale{
  position: relative;
  height: 6px;
  margin: 18px 0 8px;
  background: rgba(42, 58, 92, .65);
  overflow: hidden;
}

.page-contact .ct-scale__fill{
  position: absolute;
  inset: 0 auto 0 0;
  width: 100%;
  background: linear-gradient(90deg, var(--yw-cyan), var(--yw-violet) 58%, var(--yw-magenta));
}

.page-contact .ct-scale__ticks{
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(5, 7, 14, .92) 0 1px, transparent 1px 12.5%);
}

.page-contact .ct-scale-legend{
  display: flex;
  justify-content: space-between;
  margin: 0;
  font-size: .6875rem;
  letter-spacing: .14em;
  color: var(--yw-muted);
}

@media (min-width: 960px){
  .page-contact .ct-channels{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

/* ---------- 可咨询范围 ---------- */

.page-contact .ct-topics{
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--yw-line);
}

.page-contact .ct-topic{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 18px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--yw-line);
  transition: background-color .3s var(--yw-ease);
}

.page-contact .ct-topic:hover{
  background: rgba(29, 229, 255, .045);
}

.page-contact .ct-topic__idx{
  font-size: .8125rem;
  letter-spacing: .2em;
  color: var(--yw-violet);
  padding-top: 4px;
}

.page-contact .ct-topic__body{
  min-width: 0;
}

.page-contact .ct-topic__body h3{
  margin: 0 0 8px;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .ct-topic__body p{
  margin: 0;
  max-width: 54ch;
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-contact .ct-topic__link{
  grid-column: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--yw-cyan);
  font-size: .875rem;
  letter-spacing: .04em;
  text-decoration: none;
  transition: color .3s var(--yw-ease);
}

.page-contact .ct-topic__link span{
  display: inline-block;
  transition: transform .3s var(--yw-ease);
}

.page-contact .ct-topic__link:hover{
  color: var(--yw-gold);
}

.page-contact .ct-topic__link:hover span{
  transform: translateX(5px);
}

@media (min-width: 900px){
  .page-contact .ct-topic{
    grid-template-columns: 76px minmax(0, 1fr) 220px;
    align-items: center;
    gap: 24px;
  }
  .page-contact .ct-topic__link{
    grid-column: 3;
    justify-content: flex-end;
  }
}

/* ---------- 准备信息 ---------- */

.page-contact .ct-prep-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .ct-prep{
  padding: 22px 24px 22px 26px;
  background: rgba(11, 17, 32, .72);
  border-left: 2px solid var(--yw-violet);
}

.page-contact .ct-prep:nth-child(2){
  border-left-color: var(--yw-cyan);
}

.page-contact .ct-prep:nth-child(3){
  border-left-color: var(--yw-magenta);
}

.page-contact .ct-prep:nth-child(4){
  border-left-color: var(--yw-gold);
}

.page-contact .ct-prep h3{
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 700;
}

.page-contact .ct-prep p{
  margin: 0;
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-contact .ct-note{
  margin: 22px 0 0;
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-contact .ct-note a{
  color: var(--yw-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(29, 229, 255, .4);
  transition: color .3s var(--yw-ease), border-color .3s var(--yw-ease);
}

.page-contact .ct-note a:hover{
  color: var(--yw-gold);
  border-color: rgba(245, 192, 74, .6);
}

@media (min-width: 640px){
  .page-contact .ct-prep-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 站点登记信息 ---------- */

.page-contact .ct-siteinfo{
  position: relative;
  min-height: 280px;
  display: grid;
  align-items: end;
  overflow: hidden;
  border: 1px solid var(--yw-line);
}

.page-contact .ct-siteinfo__bg{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .38;
  filter: grayscale(.35) contrast(1.12);
}

.page-contact .ct-siteinfo::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg, rgba(5, 7, 14, .95) 34%, rgba(5, 7, 14, .58));
}

.page-contact .ct-siteinfo__body{
  position: relative;
  z-index: 1;
  padding: clamp(24px, 4vw, 46px);
}

.page-contact .ct-info-list{
  display: grid;
  gap: 16px;
  margin: 0;
}

.page-contact .ct-info-list > div{
  display: grid;
  gap: 5px;
  padding-top: 14px;
  border-top: 1px solid var(--yw-line);
}

.page-contact .ct-info-list dt{
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--yw-muted);
}

.page-contact .ct-info-list dd{
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--yw-text);
  overflow-wrap: anywhere;
}

/* ---------- 场景直达 ---------- */

.page-contact .ct-shortcuts{
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--yw-line);
}

.page-contact .ct-shortcut{
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px) clamp(18px, 2.4vw, 28px);
  border-bottom: 1px solid var(--yw-line);
  color: inherit;
  text-decoration: none;
  transition: background-color .3s var(--yw-ease);
}

.page-contact .ct-shortcut:hover{
  background: rgba(138, 92, 255, .1);
}

.page-contact .ct-shortcut__label{
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .ct-shortcut__text{
  color: var(--yw-muted);
  font-size: .9375rem;
  line-height: 1.75;
}

.page-contact .ct-shortcut__go{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 10px;
  color: var(--yw-gold);
  font-size: .8125rem;
  letter-spacing: .12em;
}

.page-contact .ct-shortcut__go span{
  display: inline-block;
  transition: transform .3s var(--yw-ease);
}

.page-contact .ct-shortcut:hover .ct-shortcut__go span{
  transform: translateX(5px);
}

@media (min-width: 860px){
  .page-contact .ct-shortcuts{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-shortcut{
    border-bottom: 0;
    border-right: 1px solid var(--yw-line);
  }
  .page-contact .ct-shortcut:last-child{
    border-right: 0;
  }
}

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