.page-contact{
  --pc-panel:linear-gradient(165deg, rgba(16,44,70,.94), rgba(6,24,38,.97));
  --pc-field:rgba(5,11,16,.55);
  --pc-line:rgba(53,224,208,.22);
  --pc-line-strong:rgba(53,224,208,.5);
  --pc-soft:rgba(16,44,70,.58);
  overflow-x:hidden;
  background:linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 62%, var(--ink-900) 100%);
  color:var(--fog);
}
.page-contact .pc-sep{color:var(--mist);opacity:.7;margin:0 2px}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero{
  position:relative;
  padding:clamp(26px,5.4vw,60px) 0 clamp(26px,5vw,54px);
  background:
    radial-gradient(760px 380px at 88% -14%, rgba(53,224,208,.20), transparent 62%),
    radial-gradient(620px 340px at 2% 108%, rgba(255,122,61,.16), transparent 66%),
    linear-gradient(180deg, var(--ink-900), var(--ink-800));
  border-bottom:1px solid var(--line-soft);
}
.page-contact .pc-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg, transparent, var(--cyan-500), rgba(255,122,61,.8), transparent);
  opacity:.55;
}
.page-contact .pc-hero__inner{
  display:grid;
  gap:clamp(18px,3vw,26px);
}
.page-contact .pc-hero__title{
  margin:.28em 0 .26em;
  font-size:clamp(34px,7.2vw,66px);
  line-height:1.06;
  letter-spacing:-.02em;
  font-weight:900;
  color:var(--fog);
}
.page-contact .pc-hero__lede{
  max-width:38ch;
  color:var(--mist);
  font-size:clamp(15px,2.4vw,17px);
  line-height:1.78;
}
.page-contact .pc-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:22px;
}
.page-contact .pc-hero__actions .spk-btn{flex:1 1 180px;justify-content:center;text-align:center}
.page-contact .pc-hero__note{
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--mist);
  font-size:11.5px;
  letter-spacing:.2em;
}
.page-contact .pc-hero__noteLine{
  flex:1;
  height:1px;
  background:linear-gradient(90deg, var(--cyan-500), transparent);
}
.page-contact .pc-hero__noteLabel{color:var(--cyan-300);opacity:.85}
@media (min-width:880px){
  .page-contact .pc-hero__inner{
    grid-template-columns:minmax(0,1fr) auto;
    align-items:start;
  }
  .page-contact .pc-hero__note{
    flex-direction:column;
    align-items:center;
    gap:14px;
    padding-top:8px;
  }
  .page-contact .pc-hero__noteText,
  .page-contact .pc-hero__noteLabel{writing-mode:vertical-rl}
  .page-contact .pc-hero__noteLine{
    flex:none;
    width:1px;
    height:76px;
    background:linear-gradient(180deg, var(--cyan-500), transparent);
  }
}

/* ---------- 主区：错位双栏 ---------- */
.page-contact .pc-main{padding:clamp(30px,5.6vw,62px) 0 clamp(10px,2vw,20px)}
.page-contact .pc-split{display:grid;gap:clamp(22px,3.4vw,34px)}
.page-contact .pc-col{display:grid;gap:clamp(20px,3vw,28px);align-content:start}
@media (min-width:960px){
  .page-contact .pc-split{
    grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
    align-items:start;
  }
  .page-contact .pc-col--a{margin-top:-20px}
  .page-contact .pc-col--b{margin-top:36px}
}

/* ---------- 联系方式展签（暖纸） ---------- */
.page-contact .pc-plate{
  position:relative;
  background:var(--paper);
  color:var(--ink-900);
  border-radius:var(--r-lg);
  padding:clamp(20px,3.2vw,30px);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.page-contact .pc-plate::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;height:5px;
  background:linear-gradient(90deg, var(--orange-500), var(--cyan-500) 68%, transparent);
}
.page-contact .pc-plate__kicker{
  margin:0;
  font-size:11px;
  letter-spacing:.22em;
  color:#547585;
}
.page-contact .pc-plate__title{
  margin:.5em 0 0;
  font-size:clamp(20px,3.4vw,26px);
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink-900);
}
.page-contact .pc-infoList{
  list-style:none;
  margin:18px 0 0;
  padding:0;
  display:grid;
  gap:14px;
}
.page-contact .pc-infoList li{
  display:grid;
  gap:3px;
  padding-bottom:13px;
  border-bottom:1px dashed rgba(6,24,38,.2);
}
.page-contact .pc-infoList li:last-child{border-bottom:0;padding-bottom:0}
.page-contact .pc-infoList__k{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:#5b7c8c;
}
.page-contact .pc-infoList__v{
  font-size:clamp(15px,2.3vw,16.5px);
  font-weight:700;
  line-height:1.55;
  color:var(--ink-900);
  word-break:break-word;
}
.page-contact .pc-plate__note{
  margin:18px 0 0;
  padding-top:14px;
  border-top:1px solid rgba(6,24,38,.16);
  font-size:13.5px;
  line-height:1.7;
  color:#3d5d6d;
}

/* ---------- 常见反馈类型 ---------- */
.page-contact .pc-types{
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  background:var(--pc-soft);
  padding:clamp(18px,2.8vw,24px);
}
.page-contact .pc-types__title{
  margin:0;
  font-size:clamp(17px,2.6vw,19px);
  font-weight:800;
  color:var(--fog);
}
.page-contact .pc-types__sub{
  margin:8px 0 0;
  font-size:14px;
  line-height:1.7;
  color:var(--mist);
}
.page-contact .pc-chips{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.page-contact .pc-chip{
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--pc-line);
  background:rgba(6,24,38,.6);
  color:var(--fog);
  font-size:13px;
  line-height:1.3;
  transition:border-color .2s ease, color .2s ease;
}
.page-contact .pc-chip:hover{
  border-color:var(--pc-line-strong);
  color:var(--cyan-300);
}

/* ---------- 反馈表单 ---------- */
.page-contact .pc-form{
  position:relative;
  border:1px solid var(--line-soft);
  border-radius:calc(var(--r-lg) + 4px);
  background:var(--pc-panel);
  box-shadow:var(--shadow-soft);
  padding:clamp(20px,3.4vw,32px);
}
.page-contact .pc-form::before{
  content:"";
  position:absolute;
  top:-1px;left:clamp(20px,3.4vw,32px);
  width:64px;height:3px;
  border-radius:0 0 4px 4px;
  background:var(--orange-500);
}
.page-contact .pc-form__kicker{
  margin:0;
  font-size:11px;
  letter-spacing:.22em;
  color:var(--cyan-300);
  opacity:.8;
}
.page-contact .pc-form__title{
  margin:.45em 0 0;
  font-size:clamp(21px,3.6vw,28px);
  font-weight:800;
  color:var(--fog);
}
.page-contact .pc-form__sub{
  margin:10px 0 22px;
  font-size:14px;
  line-height:1.75;
  color:var(--mist);
}
.page-contact .pc-field-row{display:grid;gap:0}
@media (min-width:600px){
  .page-contact .pc-field-row{grid-template-columns:1fr 1fr;column-gap:14px}
}
.page-contact .pc-field{
  display:flex;
  flex-direction:column;
  gap:7px;
  margin-bottom:15px;
}
.page-contact .pc-label{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--cyan-300);
}
.page-contact .pc-input,
.page-contact .pc-textarea{
  width:100%;
  box-sizing:border-box;
  background:var(--pc-field);
  border:1px solid var(--pc-line);
  border-radius:var(--r-pill);
  padding:12px 18px;
  color:var(--fog);
  font-family:var(--font-sans);
  font-size:15px;
  line-height:1.5;
  transition:border-color .18s ease, box-shadow .18s ease;
}
.page-contact .pc-textarea{
  border-radius:var(--r-md);
  min-height:116px;
  resize:vertical;
  padding:14px 18px;
}
.page-contact .pc-input::placeholder,
.page-contact .pc-textarea::placeholder{color:rgba(143,179,196,.55)}
.page-contact .pc-input:focus,
.page-contact .pc-textarea:focus{
  outline:none;
  border-color:var(--cyan-500);
  box-shadow:0 0 0 3px rgba(53,224,208,.18);
}
.page-contact .pc-select{position:relative}
.page-contact .pc-select::after{
  content:"";
  position:absolute;
  right:18px;
  top:50%;
  width:7px;height:7px;
  border-right:2px solid var(--cyan-500);
  border-bottom:2px solid var(--cyan-500);
  transform:translateY(-70%) rotate(45deg);
  pointer-events:none;
}
.page-contact .pc-select select{
  appearance:none;
  -webkit-appearance:none;
  padding-right:44px;
  cursor:pointer;
}
.page-contact .pc-submit{
  width:100%;
  justify-content:center;
  text-align:center;
  margin-top:6px;
}
.page-contact .pc-form__hint{
  margin:12px 0 0;
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}

/* ---------- 状态提示条 ---------- */
.page-contact .pc-status{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:12px;
  align-items:start;
  margin-top:20px;
  padding:15px 18px;
  border-radius:var(--r-md);
  background:linear-gradient(100deg, rgba(255,122,61,.95), rgba(255,162,107,.88));
  color:var(--ink-black);
  box-shadow:0 16px 34px -22px rgba(255,122,61,.9);
}
.page-contact .pc-status__dot{
  width:10px;height:10px;
  margin-top:5px;
  border-radius:50%;
  background:var(--ink-black);
  opacity:.72;
}
.page-contact .pc-status__title{
  display:block;
  font-size:14.5px;
  font-weight:800;
  letter-spacing:.01em;
}
.page-contact .pc-status__text{
  margin:5px 0 0;
  font-size:13.5px;
  line-height:1.68;
  color:rgba(5,11,16,.82);
}

/* ---------- 图片 ---------- */
.page-contact .pc-media{
  margin:0;
  border-radius:var(--r-lg);
  border:1px solid var(--line-soft);
  background:var(--ink-700);
  overflow:hidden;
}
.page-contact .pc-media img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}
.page-contact .pc-media--form{margin-top:clamp(18px,2.6vw,24px)}

/* ---------- 反馈前准备 ---------- */
.page-contact .pc-prepare{
  padding:clamp(32px,5.8vw,64px) 0;
  background:linear-gradient(180deg, rgba(11,34,57,.62), rgba(6,24,38,.94));
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.page-contact .pc-prepare__grid{display:grid;gap:clamp(22px,3.6vw,40px)}
@media (min-width:900px){
  .page-contact .pc-prepare__grid{
    grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);
    align-items:center;
  }
}
.page-contact .pc-prepare__title{
  margin:.35em 0 0;
  font-size:clamp(24px,4.2vw,34px);
  font-weight:900;
  letter-spacing:-.015em;
  color:var(--fog);
}
.page-contact .pc-prepare__lede{
  margin:12px 0 0;
  max-width:44ch;
  font-size:15px;
  line-height:1.78;
  color:var(--mist);
}
.page-contact .pc-steps{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:12px;
}
.page-contact .pc-steps li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  padding:15px 16px;
  border:1px solid var(--line-soft);
  border-radius:var(--r-md);
  background:rgba(16,44,70,.5);
  transition:border-color .2s ease;
}
.page-contact .pc-steps li:hover{border-color:var(--pc-line-strong)}
.page-contact .pc-steps__no{
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--orange-300);
  padding-top:3px;
}
.page-contact .pc-steps h3{
  margin:0 0 5px;
  font-size:15.5px;
  font-weight:800;
  color:var(--fog);
}
.page-contact .pc-steps p{
  margin:0;
  font-size:14px;
  line-height:1.72;
  color:var(--mist);
}
.page-contact .pc-prepare__link{margin-top:22px}

/* ---------- 底部说明条 ---------- */
.page-contact .pc-foot-strip{padding:clamp(26px,4.4vw,44px) 0 clamp(40px,7vw,72px)}
.page-contact .pc-foot-strip__inner{
  border-left:3px solid var(--orange-500);
  padding-left:clamp(14px,2.4vw,20px);
  max-width:840px;
}
.page-contact .pc-foot-strip p{
  margin:0;
  font-size:14.5px;
  line-height:1.85;
  color:var(--mist);
}
.page-contact .pc-foot-strip a{
  color:var(--cyan-300);
  text-decoration:none;
  border-bottom:1px solid rgba(124,245,232,.42);
  transition:border-color .2s ease, color .2s ease;
}
.page-contact .pc-foot-strip a:hover{
  color:var(--fog);
  border-bottom-color:var(--cyan-500);
}

@media (prefers-reduced-motion: reduce){
  .page-contact .pc-chip,
  .page-contact .pc-input,
  .page-contact .pc-textarea,
  .page-contact .pc-steps li,
  .page-contact .pc-foot-strip a{transition:none}
}