.page-contact{
  --pc-pad: clamp(18px, 3.2vw, 30px);
  --pc-gap: clamp(22px, 4vw, 44px);
  --pc-hair: rgba(231, 214, 182, 0.18);
  --pc-hair-strong: rgba(231, 214, 182, 0.42);
  --pc-shadow: 0 22px 44px -28px rgba(0, 0, 0, 0.95);
  --pc-mono-lg: clamp(1rem, 2.1vw, 1.34rem);
  --pc-ink-accent: #B4400F;
  color: var(--kes-text);
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-contact img{
  max-width: 100%;
  height: auto;
}

.page-contact .contact-crumb{
  padding-top: 14px;
  margin-bottom: clamp(8px, 2vw, 16px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
  padding-block: clamp(14px, 3vw, 30px) clamp(34px, 6vw, 64px);
}

.page-contact .contact-hero::before{
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(56%, 640px);
  height: 78%;
  background: linear-gradient(150deg, rgba(255, 106, 42, 0.17), rgba(69, 224, 196, 0.08) 58%, transparent 76%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 76%);
  pointer-events: none;
}

.page-contact .contact-hero__inner{
  position: relative;
  display: grid;
  gap: var(--pc-gap);
  align-items: center;
}

.page-contact .contact-hero__kicker{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  padding: 5px 12px 5px 10px;
  border: 1px solid var(--pc-hair-strong);
  border-radius: 2px;
  background: rgba(24, 35, 63, 0.72);
  font-family: var(--kes-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--kes-teal);
}

.page-contact .contact-hero__dot{
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--kes-teal);
  box-shadow: 0 0 0 3px rgba(69, 224, 196, 0.16);
  flex: none;
}

.page-contact .contact-hero h1{
  margin: 0 0 18px;
  font-family: var(--kes-font-sans);
  font-weight: 900;
  font-size: clamp(1.95rem, 5.2vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--kes-paper);
}

.page-contact .contact-hero__accent{
  display: block;
  margin-top: 6px;
  color: var(--kes-orange);
}

.page-contact .contact-hero__lede{
  max-width: 48ch;
  margin: 0 0 24px;
  color: var(--kes-text-dim);
  font-size: clamp(0.98rem, 1.3vw, 1.06rem);
  line-height: 1.82;
}

.page-contact .contact-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-hero__figure{
  margin: 0;
  padding: 8px;
  border: 1px solid var(--pc-hair-strong);
  background: var(--kes-indigo);
  clip-path: polygon(0 0, 100% 0, 100% 92%, 92% 100%, 0 100%);
}

.page-contact .contact-hero__figure img{
  display: block;
  width: 100%;
  object-fit: cover;
  border-radius: 2px;
}

/* ---------- 通用章节头 ---------- */
.page-contact .contact-sec__head{
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 28px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .contact-sec__num{
  margin: 0;
  font-family: var(--kes-font-serif);
  font-size: 0.86rem;
  letter-spacing: 0.18em;
  color: var(--kes-orange);
}

.page-contact .contact-sec__title{
  margin: 0;
  font-size: clamp(1.42rem, 3vw, 2.05rem);
  line-height: 1.24;
  font-weight: 800;
  color: var(--kes-paper);
}

.page-contact .contact-sec__meta{
  margin: 0;
  max-width: 62ch;
  color: var(--kes-text-dim);
  font-size: 0.95rem;
  line-height: 1.72;
}

/* ---------- 渠道面板 ---------- */
.page-contact .contact-channels{
  padding-block: clamp(34px, 5.5vw, 62px);
}

.page-contact .contact-channel-panel{
  position: relative;
  padding: clamp(6px, 1.4vw, 13px) clamp(14px, 3vw, 28px);
  border: 1px solid var(--pc-hair-strong);
  background: linear-gradient(155deg, rgba(24, 35, 63, 0.96), rgba(11, 18, 36, 0.99));
  box-shadow: var(--pc-shadow);
}

.page-contact .contact-channel-panel::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--kes-orange), var(--kes-teal));
}

.page-contact .contact-channel__list{
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-channel__row{
  display: grid;
  gap: 7px;
  padding: clamp(14px, 2.4vw, 20px) 0;
  border-bottom: 1px dashed var(--pc-hair);
}

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

.page-contact .contact-channel__tag{
  justify-self: start;
  align-self: start;
}

.page-contact .contact-channel__value{
  margin: 0;
  font-family: var(--kes-font-mono);
  font-size: var(--pc-mono-lg);
  line-height: 1.45;
  color: var(--kes-paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__note{
  margin: 0;
  color: var(--kes-text-dim);
  font-size: 0.94rem;
  line-height: 1.74;
}

/* ---------- 奶油纸卡 ---------- */
.page-contact .contact-sheet{
  position: relative;
  padding: var(--pc-pad);
  background: var(--kes-paper);
  color: var(--kes-ink);
  border: 1px solid var(--kes-edge);
  border-radius: var(--kes-radius);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 24px 46px -30px rgba(0, 0, 0, 0.95);
}

.page-contact .contact-sheet::after{
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 22px;
  height: 22px;
  border-top: 1px solid var(--kes-edge);
  border-left: 1px solid var(--kes-edge);
  background: linear-gradient(225deg, rgba(11, 18, 36, 0.16) 50%, transparent 51%);
}

.page-contact .contact-sheet__kicker{
  margin: 0 0 8px;
  font-family: var(--kes-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--pc-ink-accent);
}

.page-contact .contact-sheet__title{
  margin: 0 0 12px;
  font-size: clamp(1.3rem, 2.6vw, 1.78rem);
  line-height: 1.28;
  font-weight: 800;
  color: var(--kes-ink);
}

/* ---------- 反馈清单 ---------- */
.page-contact .contact-feedback{
  padding-block: clamp(34px, 5.5vw, 62px);
}

.page-contact .contact-feedback__grid{
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-feedback__intro{
  margin: 0 0 6px;
  color: var(--kes-ink-soft);
  font-size: 0.95rem;
  line-height: 1.78;
}

.page-contact .checklist{
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
}

.page-contact .checklist__item{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px dashed rgba(36, 26, 22, 0.2);
}

.page-contact .checklist__box{
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 20px;
  height: 20px;
  margin: 4px 0 0;
  flex: none;
  border: 1px solid rgba(36, 26, 22, 0.55);
  border-radius: 2px;
  background: #FBF4E4;
  cursor: pointer;
  transition: background var(--kes-t) var(--kes-ease), border-color var(--kes-t) var(--kes-ease);
}

.page-contact .checklist__box:hover{
  border-color: var(--kes-orange);
}

.page-contact .checklist__box:checked{
  background: var(--kes-orange);
  border-color: var(--kes-orange);
}

.page-contact .checklist__box:checked::after{
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid #0B1224;
  border-bottom: 2px solid #0B1224;
  transform: rotate(42deg);
}

.page-contact .checklist__box:focus-visible{
  outline: 2px solid var(--kes-magenta);
  outline-offset: 2px;
}

.page-contact .checklist__label{
  display: grid;
  gap: 4px;
  cursor: pointer;
}

.page-contact .checklist__title{
  font-weight: 700;
  font-size: 1rem;
  color: var(--kes-ink);
}

.page-contact .checklist__text{
  color: var(--kes-ink-soft);
  font-size: 0.93rem;
  line-height: 1.72;
}

.page-contact .contact-feedback__tip{
  margin: 8px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(36, 26, 22, 0.16);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--kes-ink-soft);
}

.page-contact .contact-inline-link{
  color: var(--pc-ink-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--kes-t) var(--kes-ease);
}

.page-contact .contact-inline-link:hover{
  color: var(--kes-magenta);
}

.page-contact .contact-feedback__figure{
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pc-hair);
  border-radius: var(--kes-radius);
  background: var(--kes-indigo);
}

.page-contact .contact-feedback__figure img{
  display: block;
  width: 100%;
  object-fit: cover;
  border-radius: 2px;
}

.page-contact .contact-feedback__figure figcaption{
  margin-top: 10px;
  color: var(--kes-text-dim);
  font-size: 0.85rem;
  line-height: 1.64;
}

/* ---------- 纠错与合作 ---------- */
.page-contact .contact-collab{
  padding-block: clamp(34px, 5.5vw, 62px);
}

.page-contact .contact-collab__grid{
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-contact .contact-collab__card{
  --pc-card-accent: var(--kes-orange);
  display: grid;
  gap: 10px;
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--pc-hair);
  border-top: 3px solid var(--pc-card-accent);
  border-radius: var(--kes-radius);
  background: rgba(24, 35, 63, 0.74);
  transition: transform var(--kes-t) var(--kes-ease), border-color var(--kes-t) var(--kes-ease), background var(--kes-t) var(--kes-ease);
}

.page-contact .contact-collab__card--teal{
  --pc-card-accent: var(--kes-teal);
}

.page-contact .contact-collab__card--violet{
  --pc-card-accent: var(--kes-magenta);
}

.page-contact .contact-collab__card:hover{
  transform: translateY(-2px);
  border-color: var(--pc-hair-strong);
  border-top-color: var(--pc-card-accent);
  background: rgba(24, 35, 63, 0.95);
}

.page-contact .contact-collab__title{
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--kes-paper);
}

.page-contact .contact-collab__text{
  margin: 0;
  color: var(--kes-text-dim);
  font-size: 0.94rem;
  line-height: 1.76;
}

.page-contact .contact-collab__foot{
  margin: 0;
  font-family: var(--kes-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--pc-card-accent);
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-sla{
  padding-block: clamp(34px, 5.5vw, 62px);
}

.page-contact .contact-sla__strip{
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0 0 clamp(18px, 3vw, 26px);
  padding: 0;
  border: 1px solid var(--pc-hair);
  border-radius: var(--kes-radius);
  background: var(--pc-hair);
  overflow: hidden;
}

.page-contact .contact-sla__cell{
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.6vw, 24px);
  background: var(--kes-blue);
}

.page-contact .contact-sla__value{
  font-family: var(--kes-font-mono);
  font-size: clamp(1.18rem, 2.6vw, 1.66rem);
  line-height: 1.2;
  color: var(--kes-yellow);
}

.page-contact .contact-sla__label{
  font-size: 0.9rem;
  line-height: 1.64;
  color: var(--kes-text-dim);
}

.page-contact .contact-sla__notes{
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-contact .contact-sla__note{
  margin: 0;
  color: var(--kes-text-dim);
  font-size: 0.95rem;
  line-height: 1.82;
}

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

/* ---------- 地址与备案 ---------- */
.page-contact .contact-locate{
  padding-block: clamp(34px, 5.5vw, 62px);
}

.page-contact .contact-locate__grid{
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-locate__address{
  margin: 0 0 12px;
  font-family: var(--kes-font-mono);
  font-size: clamp(1rem, 2.1vw, 1.28rem);
  line-height: 1.62;
  color: var(--kes-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-locate__note{
  margin: 0;
  color: var(--kes-ink-soft);
  font-size: 0.93rem;
  line-height: 1.78;
}

.page-contact .contact-locate__meta{
  display: grid;
  gap: 10px;
  padding: clamp(16px, 2.6vw, 24px);
  border: 1px solid var(--pc-hair);
  border-radius: var(--kes-radius);
  background: rgba(24, 35, 63, 0.62);
}

.page-contact .contact-locate__row{
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--pc-hair);
}

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

.page-contact .contact-locate__key{
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  color: var(--kes-slate);
}

.page-contact .contact-locate__val{
  font-family: var(--kes-font-mono);
  font-size: 0.96rem;
  color: var(--kes-paper);
  overflow-wrap: anywhere;
}

/* ---------- 延伸阅读 ---------- */
.page-contact .contact-next{
  padding-block: clamp(30px, 5vw, 56px);
  border-top: 1px solid var(--pc-hair);
}

.page-contact .contact-next__list{
  list-style: none;
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
}

.page-contact .contact-next__link{
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  padding: 14px 2px;
  border-bottom: 1px dashed var(--pc-hair);
  color: var(--kes-text);
  text-decoration: none;
  transition: color var(--kes-t) var(--kes-ease), border-color var(--kes-t) var(--kes-ease);
}

.page-contact .contact-next__link:hover,
.page-contact .contact-next__link:focus-visible{
  color: var(--kes-teal);
  border-bottom-color: var(--kes-teal);
}

.page-contact .contact-next__name{
  font-weight: 700;
}

.page-contact .contact-next__desc{
  font-size: 0.89rem;
  color: var(--kes-text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px){
  .page-contact .contact-sla__strip{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-sla__notes{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-next__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-next__list > li:last-child{
    grid-column: 1 / -1;
  }
}

@media (min-width: 820px){
  .page-contact .contact-channel__row{
    grid-template-columns: 100px minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(16px, 2.6vw, 32px);
  }
}

@media (min-width: 900px){
  .page-contact .contact-hero__inner{
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(30px, 5vw, 64px);
  }

  .page-contact .contact-feedback__grid{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-contact .contact-locate__grid{
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

@media (min-width: 980px){
  .page-contact .contact-collab__grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 520px){
  .page-contact .contact-hero__figure{
    clip-path: none;
  }

  .page-contact .contact-channel__value{
    font-size: 0.94rem;
  }

  .page-contact .contact-locate__row{
    display: grid;
    justify-content: start;
  }
}

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

  .page-contact .contact-collab__card:hover{
    transform: none;
  }
}
<<<END>>>