.page-contact{
  --pc-line:rgba(200,164,92,.24);
  --pc-line-soft:rgba(242,233,216,.10);
  background:var(--ink);
  color:var(--text);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero{
  position:relative;
  padding:clamp(30px,5vw,58px) 0 clamp(46px,7vw,88px);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(200,164,92,.20), transparent 58%),
    radial-gradient(90% 70% at 4% 6%, rgba(47,122,104,.22), transparent 62%),
    var(--ink);
  overflow:hidden;
}
.page-contact .contact-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(200,164,92,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,164,92,.055) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(78% 62% at 72% 0%, #000 0%, transparent 76%);
  mask-image:radial-gradient(78% 62% at 72% 0%, #000 0%, transparent 76%);
}
.page-contact .contact-hero .container{
  position:relative;
  z-index:1;
}

.page-contact .hero-head{
  margin-top:clamp(24px,4vw,44px);
  max-width:900px;
}
.page-contact .hero-head h1{
  margin:14px 0 0;
  font-family:var(--font-display);
  font-size:clamp(38px,7.2vw,78px);
  line-height:1.08;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--rice);
}
.page-contact .hero-head h1 span{
  background:var(--grad-gold);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.page-contact .hero-head .lede{
  margin:22px 0 0;
  max-width:64ch;
  font-size:clamp(15px,1.7vw,17px);
  line-height:1.85;
  color:var(--text-dim);
}

/* ---------- 三张联络卡 ---------- */
.page-contact .contact-cards{
  margin-top:clamp(32px,5vw,56px);
  display:grid;
  gap:18px;
}
.page-contact .contact-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:26px 22px 22px;
  border:1px solid var(--pc-line);
  border-radius:var(--radius-m);
  background:linear-gradient(158deg, rgba(20,51,45,.58), rgba(11,13,12,.78));
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.page-contact .contact-card::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:32px;
  height:32px;
  background:linear-gradient(225deg, var(--gold) 0 46%, transparent 47%);
  opacity:.32;
  clip-path:polygon(100% 0, 100% 100%, 0 0);
  pointer-events:none;
}
.page-contact .contact-card .tag{
  align-self:flex-start;
}
.page-contact .contact-card h2{
  margin:2px 0 0;
  font-family:var(--font-display);
  font-size:22px;
  letter-spacing:.01em;
  color:var(--rice);
}
.page-contact .contact-value{
  margin:0;
  font-size:clamp(16px,2.1vw,19px);
  line-height:1.5;
  color:var(--gold);
  overflow-wrap:anywhere;
  word-break:break-word;
}
.page-contact .contact-value--mono{
  font-family:var(--font-mono);
  letter-spacing:.02em;
}
.page-contact .contact-desc{
  margin:0;
  font-size:14.5px;
  line-height:1.75;
  color:var(--text-dim);
}
.page-contact .contact-meta{
  margin:auto 0 0;
  padding-top:12px;
  border-top:1px solid var(--pc-line-soft);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}

/* 地址宽卡 */
.page-contact .contact-card--visit{
  padding-bottom:0;
}
.page-contact .visit-media{
  margin:8px -22px 0;
  height:158px;
  overflow:hidden;
  border-top:1px solid var(--pc-line);
}
.page-contact .visit-media img{
  width:100%;
  height:100%;
  display:block;
  object-fit:cover;
  filter:saturate(.86) brightness(.92);
}

@media (min-width:760px){
  .page-contact .contact-cards{
    grid-template-columns:1fr 1fr;
    align-items:start;
  }
  .page-contact .contact-card--visit{
    grid-column:1 / -1;
  }
  .page-contact .visit-media{
    height:200px;
  }
}
@media (min-width:1000px){
  .page-contact .contact-cards{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.5fr);
    gap:20px;
    align-items:stretch;
  }
  .page-contact .contact-card--visit{
    grid-column:auto;
  }
  .page-contact .contact-card--visit .visit-media{
    height:100%;
    min-height:150px;
    margin-top:auto;
  }
}

/* ---------- 邮件协助（宣纸段） ---------- */
.page-contact .mail-section{
  padding:clamp(46px,7vw,90px) 0;
  background:var(--rice);
  color:#1A1815;
}
.page-contact .mail-section .eyebrow{
  color:#6D5526;
}
.page-contact .mail-grid{
  display:grid;
  gap:34px;
}
.page-contact .mail-copy h2{
  margin:12px 0 0;
  font-family:var(--font-display);
  font-size:clamp(26px,4.2vw,40px);
  line-height:1.2;
  letter-spacing:-.01em;
  color:#141715;
}
.page-contact .mail-intro{
  margin:16px 0 0;
  font-size:15.5px;
  line-height:1.85;
  color:rgba(20,24,22,.74);
}
.page-contact .mail-steps{
  list-style:none;
  margin:26px 0 0;
  padding:0;
  display:grid;
  gap:16px;
}
.page-contact .mail-steps li{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px;
  padding-bottom:16px;
  border-bottom:1px dashed rgba(20,24,22,.18);
}
.page-contact .mail-steps li:last-child{
  border-bottom:0;
  padding-bottom:0;
}
.page-contact .step-no{
  align-self:start;
  margin-top:2px;
  padding:4px 8px;
  font-size:11.5px;
  line-height:1;
  color:#6D5526;
  border:1px solid rgba(20,24,22,.28);
  border-radius:6px;
  background:rgba(200,164,92,.14);
}
.page-contact .mail-steps h3{
  margin:0 0 6px;
  font-family:var(--font-body);
  font-size:16.5px;
  font-weight:600;
  line-height:1.5;
  color:#141715;
}
.page-contact .mail-steps p{
  margin:0;
  font-size:14.5px;
  line-height:1.78;
  color:rgba(20,24,22,.70);
}
.page-contact .mail-figure{
  margin:0;
}
.page-contact .mail-figure img{
  width:100%;
  height:auto;
  display:block;
  border-radius:var(--radius-m);
  filter:saturate(.9);
  box-shadow:0 18px 38px -30px rgba(11,13,12,.9);
}
.page-contact .mail-caption{
  margin-top:12px;
  font-size:12px;
  line-height:1.8;
  color:#6E6449;
  letter-spacing:.02em;
}
@media (min-width:900px){
  .page-contact .mail-grid{
    grid-template-columns:minmax(0,7fr) minmax(0,5fr);
    gap:56px;
    align-items:start;
  }
}

/* ---------- 到访指引（深松石段） ---------- */
.page-contact .visit-section{
  padding:clamp(46px,7vw,88px) 0;
  background:
    radial-gradient(80% 70% at 100% 0%, rgba(47,122,104,.34), transparent 62%),
    var(--turquoise);
  border-top:1px solid var(--pc-line);
  border-bottom:1px solid var(--pc-line);
}
.page-contact .visit-section .eyebrow{
  color:var(--gold);
}
.page-contact .visit-title{
  margin:12px 0 0;
  font-family:var(--font-display);
  font-size:clamp(26px,4.2vw,40px);
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--rice);
}
.page-contact .visit-lede{
  margin:16px 0 0;
  max-width:60ch;
  font-size:15.5px;
  line-height:1.85;
  color:var(--text-dim);
}
.page-contact .addr-block{
  margin:28px 0 0;
  border-top:1px solid var(--pc-line);
}
.page-contact .addr-block > div{
  display:grid;
  grid-template-columns:64px minmax(0,1fr);
  gap:14px;
  padding:13px 0;
  border-bottom:1px solid var(--pc-line-soft);
}
.page-contact .addr-block dt{
  padding-top:4px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--mist);
}
.page-contact .addr-block dd{
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(17px,2.4vw,21px);
  line-height:1.45;
  color:var(--rice);
}

.page-contact .route-map{
  position:relative;
  margin-top:34px;
  padding-left:34px;
  display:grid;
  gap:26px;
}
.page-contact .route-map::before{
  content:"";
  position:absolute;
  left:9px;
  top:8px;
  bottom:8px;
  width:1px;
  background:linear-gradient(to bottom, var(--gold), rgba(200,164,92,.06));
}
.page-contact .route-step{
  position:relative;
}
.page-contact .route-dot{
  position:absolute;
  left:-31px;
  top:6px;
  width:11px;
  height:11px;
  border-radius:50%;
  border:1px solid var(--gold);
  background:var(--turquoise);
  box-shadow:0 0 0 4px rgba(20,51,45,.9);
}
.page-contact .route-no{
  display:block;
  font-size:11.5px;
  letter-spacing:.16em;
  color:var(--sunset);
}
.page-contact .route-step h3{
  margin:6px 0 6px;
  font-family:var(--font-body);
  font-size:16.5px;
  font-weight:600;
  line-height:1.5;
  color:var(--rice);
}
.page-contact .route-step p{
  margin:0;
  font-size:14.5px;
  line-height:1.78;
  color:var(--text-dim);
}
@media (min-width:860px){
  .page-contact .route-map{
    grid-auto-flow:column;
    grid-auto-columns:minmax(0,1fr);
    gap:0;
    padding-left:0;
    padding-top:40px;
  }
  .page-contact .route-map::before{
    left:0;
    right:0;
    top:9px;
    bottom:auto;
    width:auto;
    height:1px;
    background:linear-gradient(to right, var(--gold), rgba(200,164,92,.08));
  }
  .page-contact .route-step{
    padding-right:24px;
  }
  .page-contact .route-dot{
    left:0;
    top:-35px;
  }
}

.page-contact .visit-more{
  margin-top:30px;
  border:1px solid var(--pc-line);
  border-radius:var(--radius-s);
  background:rgba(11,13,12,.38);
}
.page-contact .visit-more summary{
  position:relative;
  padding:15px 48px 15px 18px;
  font-size:15px;
  color:var(--rice);
  cursor:pointer;
  list-style:none;
}
.page-contact .visit-more summary::-webkit-details-marker{
  display:none;
}
.page-contact .visit-more summary::after{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  font-family:var(--font-mono);
  font-size:19px;
  line-height:1;
  color:var(--gold);
}
.page-contact .visit-more[open] summary::after{
  content:"\2212";
}
.page-contact .visit-more ul{
  margin:0;
  padding:0 18px 18px;
  list-style:none;
  display:grid;
  gap:12px;
}
.page-contact .visit-more li{
  position:relative;
  padding-left:16px;
  font-size:14px;
  line-height:1.78;
  color:var(--text-dim);
}
.page-contact .visit-more li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--sunset);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .collab-section{
  position:relative;
  padding:clamp(46px,7vw,88px) 0;
  background:
    linear-gradient(200deg, rgba(217,119,74,.10), transparent 46%),
    var(--ink-1);
  overflow:hidden;
}
.page-contact .collab-section::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:2px;
  background:linear-gradient(90deg, transparent, rgba(217,119,74,.75), rgba(200,164,92,.3), transparent);
}
.page-contact .collab-grid{
  display:grid;
  gap:30px;
}
.page-contact .collab-copy h2{
  margin:12px 0 0;
  font-family:var(--font-display);
  font-size:clamp(26px,4.2vw,40px);
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--rice);
}
.page-contact .collab-copy p{
  margin:16px 0 0;
  font-size:15.5px;
  line-height:1.85;
  color:var(--text-dim);
}
.page-contact .collab-mail{
  margin-top:18px;
  padding:10px 14px;
  display:inline-block;
  font-size:13px;
  letter-spacing:.04em;
  color:var(--gold);
  border:1px solid var(--pc-line);
  border-radius:999px;
  background:rgba(200,164,92,.08);
  overflow-wrap:anywhere;
}
.page-contact .collab-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
  align-content:start;
}
.page-contact .collab-list li{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px;
  padding:16px 18px;
  font-size:14.5px;
  line-height:1.75;
  color:var(--text-dim);
  border-left:2px solid rgba(217,119,74,.55);
  background:rgba(217,119,74,.08);
}
.page-contact .collab-list li:first-child{
  border-radius:var(--radius-s) var(--radius-s) 0 0;
}
.page-contact .collab-list li:last-child{
  border-radius:0 0 var(--radius-s) var(--radius-s);
}
.page-contact .collab-list .mono{
  font-size:11.5px;
  letter-spacing:.16em;
  color:var(--sunset);
  padding-top:3px;
}
.page-contact .collab-list strong{
  display:block;
  color:var(--rice);
  font-weight:600;
  margin-bottom:3px;
}
@media (min-width:880px){
  .page-contact .collab-grid{
    grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
    gap:56px;
    align-items:start;
  }
}

/* ---------- 教程指引 ---------- */
.page-contact .guide-section{
  padding:clamp(46px,7vw,88px) 0;
  background:var(--rice-2);
  color:#1A1815;
}
.page-contact .guide-section .eyebrow{
  color:#6D5526;
}
.page-contact .guide-section h2{
  margin:12px 0 0;
  font-family:var(--font-display);
  font-size:clamp(26px,4.2vw,40px);
  line-height:1.2;
  letter-spacing:-.01em;
  color:#141715;
}
.page-contact .guide-lede{
  margin:16px 0 0;
  max-width:62ch;
  font-size:15.5px;
  line-height:1.85;
  color:rgba(20,24,22,.74);
}
.page-contact .guide-grid{
  margin-top:30px;
  display:grid;
  gap:20px;
}
.page-contact .guide-main{
  display:block;
  padding:24px 22px 22px;
  border:1px solid rgba(20,24,22,.22);
  border-radius:var(--radius-m);
  background:rgba(255,255,255,.5);
  text-decoration:none;
  color:inherit;
  transition:transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .guide-main:hover,
.page-contact .guide-main:focus-visible{
  transform:translateY(-3px);
  border-color:rgba(47,122,104,.6);
  background:rgba(255,255,255,.72);
}
.page-contact .guide-tag{
  display:inline-block;
  padding:4px 9px;
  font-size:11px;
  letter-spacing:.12em;
  color:#1B4C42;
  border:1px solid rgba(47,122,104,.4);
  border-radius:6px;
  background:rgba(47,122,104,.12);
}
.page-contact .guide-main h3{
  margin:14px 0 0;
  font-family:var(--font-display);
  font-size:clamp(19px,2.6vw,23px);
  line-height:1.4;
  color:#141715;
}
.page-contact .guide-main p{
  margin:10px 0 0;
  font-size:14.5px;
  line-height:1.78;
  color:rgba(20,24,22,.70);
}
.page-contact .guide-go{
  display:inline-block;
  margin-top:16px;
  font-size:13.5px;
  letter-spacing:.04em;
  color:#1B4C42;
  border-bottom:1px solid rgba(47,122,104,.5);
  padding-bottom:2px;
}
.page-contact .guide-links{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
  align-content:start;
}
.page-contact .guide-links a{
  display:block;
  padding:14px 16px;
  border:1px solid rgba(20,24,22,.16);
  border-radius:var(--radius-s);
  background:rgba(255,255,255,.34);
  text-decoration:none;
  color:inherit;
  transition:border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .guide-links a:hover,
.page-contact .guide-links a:focus-visible{
  border-color:rgba(20,24,22,.38);
  background:rgba(255,255,255,.62);
}
.page-contact .guide-links span{
  display:block;
  font-size:15px;
  font-weight:600;
  color:#141715;
}
.page-contact .guide-links em{
  display:block;
  margin-top:4px;
  font-style:normal;
  font-size:13px;
  line-height:1.7;
  color:rgba(20,24,22,.62);
}
@media (min-width:900px){
  .page-contact .guide-grid{
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    gap:40px;
    align-items:start;
  }
}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion: reduce){
  .page-contact .guide-main,
  .page-contact .guide-links a{
    transition:none;
  }
  .page-contact .guide-main:hover{
    transform:none;
  }
}