.page-contact{
  --pc-pad: clamp(18px, 3.2vw, 30px);
  --pc-lead: clamp(28px, 5vw, 62px);
}

.page-contact .contact-h2{
  font-family: var(--font-head);
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.22;
  letter-spacing: -.005em;
  color: var(--mist);
  margin: 10px 0 14px;
}

/* ---------- 首屏框景 ---------- */
.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
  padding-top: clamp(16px, 2.4vw, 30px);
}

.page-contact .contact-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(143,166,155,.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(143,166,155,.07) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 76%);
  pointer-events: none;
}

.page-contact .contact-hero .container{
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__grid{
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  margin-top: clamp(18px, 3vw, 32px);
}

.page-contact .contact-hero__title{
  font-family: var(--font-head);
  font-size: clamp(32px, 5.6vw, 60px);
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--mist);
  margin: 12px 0 18px;
  max-width: 14em;
}

.page-contact .contact-hero__lede{
  max-width: 36em;
  color: var(--sage);
}

.page-contact .contact-index{
  display: grid;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .contact-index__item{
  display: grid;
  gap: 6px;
  padding: var(--pc-pad) clamp(18px, 2.6vw, 28px);
  background: linear-gradient(180deg, rgba(23,59,50,.88), rgba(12,38,32,.7));
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  color: inherit;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: transform .24s var(--ease), border-color .24s var(--ease), background .24s var(--ease);
}

.page-contact .contact-index__item:hover,
.page-contact .contact-index__item:focus-visible{
  transform: translateX(4px);
  border-left-color: var(--amber);
  background: rgba(23,59,50,.96);
}

.page-contact .contact-index__label{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--sage);
}

.page-contact .contact-index__value{
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.8vw, 32px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--mist);
  overflow-wrap: anywhere;
  transition: color .24s var(--ease);
}

.page-contact .contact-index__item:hover .contact-index__value,
.page-contact .contact-index__item:focus-visible .contact-index__value{
  color: var(--lime);
}

.page-contact .contact-index__note{
  font-size: 13px;
  line-height: 1.65;
  color: var(--sage);
}

.page-contact .contact-hero__aside{
  padding: var(--pc-pad);
}

.page-contact .contact-hours{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4.2vw, 32px);
  color: var(--mist);
  margin: 12px 0 8px;
  letter-spacing: .01em;
}

.page-contact .contact-hours__dot{
  width: 9px;
  height: 9px;
  flex: none;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(242,169,59,.16);
}

.page-contact .contact-hours__note{
  margin: 0 0 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sage);
}

.page-contact .contact-aside__title{
  font-family: var(--font-head);
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--mist);
  margin: 18px 0 10px;
}

.page-contact .contact-quicklist{
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .contact-quicklist li{
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
  opacity: .92;
}

.page-contact .contact-quicklist li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--teal);
}

.page-contact .contact-aside__btn{
  width: 100%;
  justify-content: center;
}

/* ---------- 咨询前准备 ---------- */
.page-contact .contact-prep__intro{
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sage);
}

.page-contact .contact-prep__grid{
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .contact-steps{
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-step{
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  background: rgba(23,59,50,.45);
  border: 1px solid var(--line);
  border-left: 1px solid var(--line-strong);
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.page-contact .contact-step:hover{
  border-left-color: var(--lime);
  background: rgba(23,59,50,.68);
}

.page-contact .contact-step__num{
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--lime);
  padding-top: 2px;
}

.page-contact .contact-step__title{
  font-size: 15px;
  font-weight: 600;
  color: var(--mist);
  margin: 0 0 6px;
}

.page-contact .contact-step p{
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--sage);
}

.page-contact .contact-topics{
  margin-top: 18px;
}

.page-contact .contact-topics__label{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--sage);
  margin: 0 0 10px;
}

.page-contact .contact-topics__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-topics__link{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  border: 1px dashed var(--line);
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.page-contact .contact-topics__link:hover,
.page-contact .contact-topics__link:focus-visible{
  border-style: solid;
  border-color: var(--line-strong);
  background: rgba(200,255,77,.06);
  color: var(--lime);
}

.page-contact .contact-topics__plus{
  font-family: var(--font-mono);
  color: var(--teal);
}

.page-contact .contact-prep__media{
  margin: 0;
  align-self: start;
}

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

/* ---------- 合作与内容反馈 ---------- */
.page-contact .contact-collab__intro{
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sage);
}

.page-contact .contact-accgroup{
  margin-top: clamp(20px, 3vw, 30px);
  max-width: 940px;
}

.page-contact .contact-acc{
  border: 1px solid var(--line);
  background: rgba(12,38,32,.55);
  transition: border-color .22s var(--ease);
}

.page-contact .contact-acc + .contact-acc{
  margin-top: 10px;
}

.page-contact .contact-acc[open]{
  border-color: var(--line-strong);
}

.page-contact .contact-acc__head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 17px;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-contact .contact-acc__head::-webkit-details-marker{
  display: none;
}

.page-contact .contact-acc__head::after{
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
  transition: transform .22s var(--ease);
}

.page-contact .contact-acc[open] > .contact-acc__head::after{
  transform: rotate(45deg);
}

.page-contact .contact-acc__body{
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sage);
}

.page-contact .contact-acc__body p{
  margin: 0 0 10px;
}

.page-contact .contact-acc__list{
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-contact .contact-band{
  margin-top: clamp(24px, 3.4vw, 38px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(18px, 3vw, 28px);
  background: linear-gradient(115deg, rgba(200,255,77,.10), rgba(23,59,50,.72) 58%);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%);
}

.page-contact .contact-band__title{
  font-family: var(--font-head);
  font-size: clamp(18px, 2.6vw, 24px);
  color: var(--mist);
  margin: 0 0 6px;
}

.page-contact .contact-band__text{
  margin: 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.68;
  color: var(--sage);
}

/* ---------- 服务时间与回复节奏 ---------- */
.page-contact .contact-split{
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-split__main p{
  font-size: 15px;
  line-height: 1.8;
  color: var(--sage);
  max-width: 40em;
}

.page-contact .contact-note{
  margin-top: 14px;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.72;
  color: var(--sage);
}

.page-contact .contact-timeline{
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 20px;
}

.page-contact .contact-timeline li{
  position: relative;
  display: grid;
  gap: 4px;
}

.page-contact .contact-timeline li::before{
  content: "";
  position: absolute;
  left: -26px;
  top: 5px;
  width: 8px;
  height: 8px;
  background: var(--ink);
  border: 1px solid var(--lime);
  transform: rotate(45deg);
}

.page-contact .contact-timeline__time{
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--lime);
}

.page-contact .contact-timeline__text{
  font-size: 14px;
  line-height: 1.65;
  color: var(--sage);
}

/* ---------- 地址 ---------- */
.page-contact .contact-addr{
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-contact .contact-addr__line{
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.4vw, 22px);
  line-height: 1.55;
  color: var(--mist);
  margin: 6px 0 16px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
}

.page-contact .contact-addr__lead{
  font-size: 14px;
  line-height: 1.75;
  color: var(--sage);
  margin: 0;
}

.page-contact .contact-meta{
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-meta__row{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.page-contact .contact-meta__row dt{
  color: var(--sage);
  flex: none;
}

.page-contact .contact-meta__row dd{
  margin: 0;
  font-family: var(--font-mono);
  color: var(--mist);
  text-align: right;
  overflow-wrap: anywhere;
}

.page-contact .contact-addr__media{
  margin: 0;
  align-self: start;
}

.page-contact .contact-crosslinks{
  margin-top: clamp(30px, 4vw, 50px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-crosslinks__list{
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-crosslinks__list a{
  display: block;
  padding: 11px 14px;
  border: 1px solid var(--line);
  background: rgba(12,38,32,.5);
  color: var(--teal);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.page-contact .contact-crosslinks__list a:hover,
.page-contact .contact-crosslinks__list a:focus-visible{
  border-color: var(--line-strong);
  background: rgba(23,59,50,.7);
  color: var(--lime);
}

@media (min-width: 700px){
  .page-contact .contact-crosslinks__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 20px;
  }
}

@media (min-width: 880px){
  .page-contact .contact-split{
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: start;
  }
}

@media (min-width: 900px){
  .page-contact .contact-hero__grid{
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .85fr);
    align-items: start;
  }
  .page-contact .contact-hero__aside{
    margin-top: 6px;
  }
}

@media (max-width: 640px){
  .page-contact .contact-band{
    align-items: flex-start;
  }
  .page-contact .contact-band .btn{
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .contact-index__item,
  .page-contact .contact-index__value,
  .page-contact .contact-step,
  .page-contact .contact-topics__link,
  .page-contact .contact-acc,
  .page-contact .contact-acc__head::after,
  .page-contact .contact-crosslinks__list a{
    transition: none;
  }
  .page-contact .contact-index__item:hover,
  .page-contact .contact-index__item:focus-visible{
    transform: none;
  }
}
<<<END>>>