.page-contact{
  --contact-bg:#14232A;
  --contact-fg:#F4EDDF;
  --contact-dim:#9FB2B6;
  --contact-line:rgba(244,237,223,.18);
  --contact-radius:26px;
}

.page-contact .section{
  padding-block:clamp(64px,10vw,116px);
}

.page-contact .section-head{
  max-width:52ch;
}

.page-contact .prose a,
.page-contact .mail-list a,
.page-contact .path-card__route a,
.page-contact .contact-filing__lead a{
  color:var(--dai);
  text-decoration:underline;
  text-decoration-color:var(--gold);
  text-underline-offset:3px;
}

.page-contact .prose a:hover,
.page-contact .mail-list a:hover,
.page-contact .path-card__route a:hover,
.page-contact .contact-filing__lead a:hover{
  color:var(--cinnabar);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero{
  position:relative;
  overflow:hidden;
}

.page-contact .contact-hero::before{
  content:"";
  position:absolute;
  top:-16%;
  right:-22%;
  width:min(740px,88vw);
  aspect-ratio:1;
  border-radius:48% 52% 40% 60% / 55% 42% 58% 45%;
  background:radial-gradient(circle at 36% 32%,rgba(46,74,82,.16),transparent 68%);
  pointer-events:none;
}

.page-contact .contact-hero__grid{
  position:relative;
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(34px,6vw,60px);
  align-items:start;
}

.page-contact .contact-hero__lead h1{
  margin:14px 0 0;
}

.page-contact .contact-hero__lead .lede{
  max-width:36ch;
  margin:20px 0 0;
}

.page-contact .contact-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}

.page-contact .contact-hero__foot{
  margin:24px 0 0;
  font-size:13px;
  line-height:1.7;
  letter-spacing:.01em;
  color:var(--mist);
  max-width:38ch;
}

/* 联系卡 */

.page-contact .contact-card{
  position:relative;
  background:var(--contact-bg);
  color:var(--contact-fg);
  border:1px solid rgba(185,138,46,.42);
  border-radius:var(--contact-radius);
  overflow:hidden;
  box-shadow:0 24px 48px -34px rgba(20,35,42,.7);
}

.page-contact .contact-card__media{
  aspect-ratio:14/9;
  overflow:hidden;
}

.page-contact .contact-card__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:saturate(.82) contrast(1.06) brightness(.94);
}

.page-contact .contact-card__body{
  padding:clamp(24px,4.5vw,36px);
}

.page-contact .contact-card__label{
  margin:0 0 20px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--gold);
}

.page-contact .contact-card__list{
  margin:0;
  padding:0;
}

.page-contact .contact-card__row{
  padding:15px 0;
  border-top:1px solid var(--contact-line);
}

.page-contact .contact-card__row:first-child{
  border-top:0;
  padding-top:0;
}

.page-contact .contact-card__k{
  margin:0 0 6px;
  font-size:11px;
  letter-spacing:.14em;
  color:var(--contact-dim);
}

.page-contact .contact-card__v{
  margin:0;
  font-size:16px;
  line-height:1.6;
  color:var(--contact-fg);
  word-break:break-word;
}

.page-contact .contact-card__v.mono{
  font-family:var(--font-mono);
  font-size:15px;
  letter-spacing:.01em;
}

.page-contact .contact-card__hint{
  margin:20px 0 0;
  padding-top:18px;
  border-top:1px solid var(--contact-line);
  font-size:13px;
  line-height:1.75;
  color:var(--contact-dim);
}

/* ---------- 咨询类型 ---------- */

.page-contact .contact-paths__intro{
  margin:14px 0 0;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .path-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  margin-top:clamp(34px,6vw,56px);
}

.page-contact .path-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:clamp(24px,4.5vw,34px);
  background:var(--paper-3);
  border:1px solid var(--silver);
  border-radius:24px 28px 20px 30px / 28px 22px 30px 20px;
  transition:transform .22s ease, border-color .22s ease;
}

.page-contact .path-card::after{
  content:"";
  position:absolute;
  top:-1px;
  left:28px;
  right:28px;
  height:1px;
  background:repeating-linear-gradient(90deg,var(--mist) 0 5px,transparent 5px 11px);
  opacity:.6;
}

.page-contact .path-card:hover{
  transform:translateY(-2px);
  border-color:var(--gold);
}

.page-contact .path-card .card__pin{
  position:absolute;
  top:16px;
  right:16px;
  width:32px;
  height:32px;
  display:grid;
  place-items:center;
  border:1px solid var(--silver);
  border-radius:50%;
  background:var(--paper);
  color:var(--mist);
  font-size:15px;
  line-height:1;
  cursor:pointer;
  transition:color .2s ease, border-color .2s ease, background .2s ease;
}

.page-contact .path-card .card__pin[aria-pressed="true"]{
  color:var(--gold);
  border-color:var(--gold);
  background:var(--paper-3);
}

.page-contact .path-card__no{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--gold);
}

.page-contact .path-card .card-title{
  margin:0;
  font-size:clamp(20px,2.6vw,25px);
  line-height:1.35;
  padding-right:44px;
}

.page-contact .path-card__text{
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .path-card__foot{
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--silver);
  display:grid;
  gap:10px;
}

.page-contact .path-card__need{
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:var(--mist);
}

.page-contact .path-card__need span{
  display:block;
  margin-bottom:4px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--dai);
}

.page-contact .path-card__route{
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:var(--cinnabar);
}

/* ---------- 邮件建议 ---------- */

.page-contact .contact-mail__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(34px,6vw,60px);
  align-items:start;
}

.page-contact .contact-mail__lead .prose{
  margin:16px 0 0;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .mail-samples{
  margin-top:26px;
  padding:18px 20px;
  border:1px dashed var(--silver);
  border-radius:18px;
  background:var(--paper-3);
}

.page-contact .mail-samples__label{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--gold);
}

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

.page-contact .mail-samples__list li{
  font-size:14px;
  line-height:1.6;
  color:var(--ink);
  word-break:break-word;
}

.page-contact .mail-samples__list li .mono{
  font-size:13.5px;
}

.page-contact .mail-list{
  margin:24px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:12px;
}

.page-contact .mail-list li{
  position:relative;
  padding-left:24px;
  font-size:15px;
  line-height:1.82;
  color:var(--ink-soft);
}

.page-contact .mail-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:12px;
  width:11px;
  height:1px;
  background:var(--gold);
}

.page-contact .contact-mail__figure{
  margin:0;
}

.page-contact .contact-mail__figure .media__frame{
  border-radius:22px 30px 20px 26px / 28px 20px 30px 22px;
  overflow:hidden;
  border:1px solid var(--silver);
  background:var(--paper-2);
}

.page-contact .contact-mail__figure img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

/* ---------- 合作流程 ---------- */

.page-contact .contact-flow__intro{
  margin:14px 0 0;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .flow-track{
  margin:clamp(36px,6vw,58px) 0 0;
  padding:0;
  list-style:none;
  display:grid;
  grid-template-columns:1fr;
}

.page-contact .flow-step{
  position:relative;
  padding:0 0 34px 38px;
  border-left:1px solid var(--silver);
}

.page-contact .flow-step:last-child{
  padding-bottom:0;
  border-left-color:transparent;
}

.page-contact .flow-step__dot{
  position:absolute;
  left:-6px;
  top:5px;
  width:11px;
  height:11px;
  border-radius:50%;
  background:var(--cinnabar);
  box-shadow:0 0 0 5px var(--paper-2);
}

.page-contact .flow-step__no{
  margin:0 0 8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--gold);
}

.page-contact .flow-step__title{
  margin:0 0 8px;
  font-family:var(--font-display);
  font-size:clamp(19px,2.4vw,22px);
  font-weight:700;
  line-height:1.4;
  color:var(--ink);
}

.page-contact .flow-step__text{
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:var(--ink-soft);
  max-width:34ch;
}

.page-contact .flow-step__time{
  margin:12px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--cinnabar);
}

/* ---------- 回复时效 ---------- */

.page-contact .contact-speed__intro{
  margin:14px 0 0;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .speed-list{
  margin-top:clamp(32px,5vw,48px);
  border-top:1px solid var(--silver);
}

.page-contact .speed-row{
  display:grid;
  grid-template-columns:1fr;
  gap:6px;
  padding:20px 0;
  border-bottom:1px solid var(--silver);
}

.page-contact .speed-row__type{
  margin:0;
  font-family:var(--font-display);
  font-size:17px;
  font-weight:700;
  line-height:1.45;
  color:var(--ink);
}

.page-contact .speed-row__time{
  margin:0;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--dai);
}

.page-contact .speed-row__note{
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:var(--mist);
}

/* ---------- 站点信息 ---------- */

.page-contact .contact-filing__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:clamp(30px,5vw,56px);
  align-items:start;
}

.page-contact .contact-filing__lead .prose{
  margin:16px 0 0;
  font-size:15.5px;
  line-height:1.85;
  color:var(--ink-soft);
}

.page-contact .contact-filing__addr{
  margin:22px 0 0;
  padding-left:16px;
  border-left:2px solid var(--gold);
  font-size:14px;
  line-height:1.8;
  color:var(--ink-soft);
}

.page-contact .filing-list{
  margin:0;
  padding:0;
  border-top:1px solid var(--silver);
}

.page-contact .filing-row{
  display:grid;
  grid-template-columns:1fr;
  gap:4px;
  padding:15px 0;
  border-bottom:1px solid var(--silver);
}

.page-contact .filing-row dt{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--mist);
}

.page-contact .filing-row dd{
  margin:0;
  font-size:15px;
  line-height:1.7;
  color:var(--ink);
  word-break:break-word;
}

.page-contact .filing-row dd.mono{
  font-family:var(--font-mono);
  letter-spacing:.02em;
}

/* ---------- 响应式 ---------- */

@media (min-width:620px){
  .page-contact .path-grid{
    gap:26px;
  }

  .page-contact .filing-row{
    grid-template-columns:150px 1fr;
    gap:22px;
    align-items:baseline;
    padding:16px 0;
  }
}

@media (min-width:760px){
  .page-contact .path-grid{
    grid-template-columns:repeat(2,1fr);
    gap:30px 34px;
  }

  .page-contact .path-card:nth-child(even){
    margin-top:34px;
  }

  .page-contact .speed-row{
    grid-template-columns:170px 190px 1fr;
    gap:26px;
    align-items:baseline;
    padding:22px 0;
  }
}

@media (min-width:900px){
  .page-contact .contact-hero__grid{
    grid-template-columns:1.15fr .85fr;
    gap:clamp(48px,7vw,92px);
  }

  .page-contact .contact-mail__grid{
    grid-template-columns:1.05fr .95fr;
    gap:clamp(40px,6vw,84px);
  }

  .page-contact .contact-mail__figure{
    margin-top:26px;
  }

  .page-contact .contact-filing__grid{
    grid-template-columns:1fr 1fr;
    gap:clamp(40px,6vw,80px);
  }

  .page-contact .flow-track{
    grid-template-columns:repeat(4,1fr);
    gap:0 clamp(18px,2.6vw,34px);
  }

  .page-contact .flow-step{
    padding:36px 0 0;
    border-left:0;
    border-top:1px solid var(--silver);
  }

  .page-contact .flow-step:last-child{
    border-left-color:transparent;
    border-top-color:var(--silver);
  }

  .page-contact .flow-step__dot{
    left:0;
    top:-6px;
    box-shadow:0 0 0 5px var(--paper-2);
  }

  .page-contact .flow-step__text{
    max-width:26ch;
  }
}

@media (min-width:1100px){
  .page-contact .path-grid{
    gap:36px 40px;
  }
}