/* ==================================================================
   联系我们 /contact/ —— 深墨 + 暖金，大厂级联系页版式
   独立样式表，仅由 templates/contact.ejs 引用（head 的 extraCss 钩子）
   ================================================================== */
:root{
  --ct-ink:#15233B;
  --ct-ink2:#0F1726;
  --ct-gold:#B0894F;
  --ct-gold-l:#C9A063;
  --ct-gold-s:#F3E9DA;
  --ct-paper:#F7F4EF;
  --ct-body:#55617A;
  --ct-line:#E7E2DA;
  --ct-serif:"Noto Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --ct-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ct-r:16px;
}

/* ---------- 通用 ---------- */
.ct-section{padding:clamp(56px,7vw,92px) 0}
.ct-section--alt{background:var(--ct-paper)}
.ct-eyebrow{
  font-family:var(--ct-sans);font-size:12px;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:rgba(255,255,255,.62);margin:0 0 16px;
}
.ct-eyebrow--dark{color:var(--ct-gold)}
.ct-h2{
  font-family:var(--ct-serif);font-size:clamp(1.7rem,3vw,2.5rem);font-weight:500;
  color:var(--ct-ink);margin:0 0 14px;line-height:1.3;letter-spacing:-.01em;
}
.ct-sec-head{text-align:center;max-width:720px;margin:0 auto 46px}
.ct-sec-head--left{text-align:left;margin-left:0;margin-bottom:32px;max-width:none}
.ct-sec-lead{font-family:var(--ct-sans);font-size:1.02rem;line-height:1.85;color:var(--ct-body);margin:0}

/* 按钮 */
.ct-btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--ct-sans);font-size:.95rem;font-weight:600;letter-spacing:.02em;
  padding:14px 28px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  text-decoration:none;transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .25s,background .25s,color .25s;
}
.ct-btn svg{width:17px;height:17px;flex:0 0 17px}
.ct-btn--gold{background:linear-gradient(135deg,var(--ct-gold),var(--ct-gold-l));color:#fff;box-shadow:0 12px 28px rgba(176,137,79,.32)}
.ct-btn--gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(176,137,79,.42)}
.ct-btn--ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28);backdrop-filter:blur(6px)}
.ct-btn--ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-3px)}
.ct-btn--ink{background:var(--ct-ink);color:#fff}
.ct-btn--ink:hover{background:var(--ct-ink2);transform:translateY(-3px)}
.ct-btn--sm{padding:10px 20px;font-size:.86rem}
.ct-btn--lg{padding:16px 38px;font-size:1.02rem}
.ct-btn--block{display:flex;justify-content:center;width:100%}

/* ---------- HERO ---------- */
.ct-hero{
  position:relative;overflow:hidden;isolation:isolate;
  background:linear-gradient(155deg,#0B1220 0%,#16273F 55%,#1D3350 100%);
  background-size:cover;background-position:center;
  padding:clamp(78px,10vw,124px) 0 clamp(74px,9vw,110px);text-align:center;color:#fff;
}
.ct-hero__glow{
  position:absolute;inset:-30% -10% auto -10%;height:120%;z-index:-2;pointer-events:none;
  background:
    radial-gradient(46% 38% at 22% 18%, rgba(201,160,99,.26), transparent 62%),
    radial-gradient(38% 32% at 82% 26%, rgba(96,140,200,.20), transparent 66%);
  filter:blur(6px);
}
.ct-hero__grid{
  position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.85;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:58px 58px;
  mask-image:radial-gradient(72% 66% at 50% 40%, #000 20%, transparent 82%);
  -webkit-mask-image:radial-gradient(72% 66% at 50% 40%, #000 20%, transparent 82%);
}
.ct-hero__inner{position:relative;z-index:1}
.ct-hero__title{
  font-family:var(--ct-serif);color:#fff;font-weight:500;
  font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.24;margin:0 auto 20px;max-width:16em;white-space:pre-line;
  text-shadow:0 2px 34px rgba(0,0,0,.32);
}
.ct-hero__sub{
  font-family:var(--ct-sans);font-size:clamp(.98rem,1.35vw,1.16rem);line-height:1.85;
  color:rgba(255,255,255,.8);margin:0 auto 30px;max-width:900px;
}
.ct-hero__chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:34px}
.ct-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--ct-sans);font-size:.86rem;color:rgba(255,255,255,.82);
  padding:9px 18px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(8px);
}
.ct-chip svg{width:15px;height:15px;color:var(--ct-gold-l)}
.ct-chip b{color:#fff;font-weight:600}
.ct-hero__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.ct-hero__fade{
  position:absolute;left:0;right:0;bottom:0;height:110px;pointer-events:none;
  background:linear-gradient(to bottom, rgba(247,244,239,0), rgba(247,244,239,.55));
}

/* ---------- 联系方式卡片 ---------- */
.ct-channels__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:-6px}
.ct-card{
  position:relative;background:#fff;border:1px solid var(--ct-line);border-radius:var(--ct-r);
  padding:32px 26px 26px;overflow:hidden;transition:transform .34s cubic-bezier(.22,1,.36,1),box-shadow .34s,border-color .34s;
}
.ct-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--ct-gold),var(--ct-gold-l));transform:scaleX(0);transform-origin:left;
  transition:transform .42s cubic-bezier(.22,1,.36,1);
}
.ct-card:hover{transform:translateY(-8px);box-shadow:0 22px 46px rgba(21,35,59,.14);border-color:rgba(176,137,79,.34)}
.ct-card:hover::before{transform:scaleX(1)}
.ct-card__icon{
  display:inline-flex;align-items:center;justify-content:center;width:50px;height:50px;border-radius:14px;
  background:linear-gradient(150deg,var(--ct-gold-s),#fff);color:var(--ct-gold);
  border:1px solid rgba(176,137,79,.22);margin-bottom:20px;
}
.ct-card__icon svg{width:24px;height:24px}
.ct-card__label{
  font-family:var(--ct-sans);font-size:.8rem;font-weight:700;letter-spacing:.14em;
  color:var(--ct-gold);text-transform:uppercase;margin:0 0 10px;
}
.ct-card__value{
  font-family:var(--ct-serif);font-size:1.28rem;font-weight:600;color:var(--ct-ink);
  line-height:1.45;margin:0 0 12px;word-break:break-word;
}
.ct-card__desc{font-family:var(--ct-sans);font-size:.9rem;line-height:1.75;color:var(--ct-body);margin:0 0 20px}
.ct-card__link{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--ct-sans);font-size:.88rem;font-weight:600;
  color:var(--ct-ink);text-decoration:none;border-bottom:1px solid rgba(176,137,79,.5);padding-bottom:2px;transition:color .25s,gap .25s;
}
.ct-card__link svg{width:15px;height:15px;color:var(--ct-gold)}
.ct-card:hover .ct-card__link{color:var(--ct-gold);gap:10px}

/* ---------- 地图 / 到访 ---------- */
.ct-mapsec__grid{display:grid;grid-template-columns:1.32fr 1fr;gap:30px;align-items:start}
.ct-map__canvas{
  position:relative;width:100%;height:520px;border-radius:var(--ct-r);overflow:hidden;
  border:1px solid var(--ct-line);background:#0F1726;box-shadow:0 18px 44px rgba(21,35,59,.16);
}
.ct-map__canvas--fallback{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;
  background:
    radial-gradient(60% 55% at 50% 42%, rgba(201,160,99,.16), transparent 70%),
    linear-gradient(160deg,#0F1726,#1B2C45);
}
.ct-map__img{
  display:block;width:100%;height:520px;border-radius:var(--ct-r);overflow:hidden;
  border:1px solid var(--ct-line);box-shadow:0 18px 44px rgba(21,35,59,.16);
  transition:transform .35s ease, box-shadow .35s ease;
}
.ct-map__img:hover{transform:translateY(-3px);box-shadow:0 26px 56px rgba(21,35,59,.22)}
.ct-map__img img{display:block;width:100%;height:100%;object-fit:cover}
.ct-map__mesh{
  position:absolute;inset:0;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size:44px 44px;
}
.ct-map__pinwrap{position:relative;width:74px;height:74px;display:flex;align-items:center;justify-content:center}
.ct-map__pin{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,var(--ct-gold),var(--ct-gold-l));color:#fff;
  box-shadow:0 12px 30px rgba(176,137,79,.45);
}
.ct-map__pin svg{width:26px;height:26px}
.ct-map__ripple{
  position:absolute;inset:0;border-radius:50%;border:1px solid rgba(201,160,99,.55);
  animation:ctRipple 2.6s ease-out infinite;
}
.ct-map__ripple--2{animation-delay:1.1s}
@keyframes ctRipple{
  0%{transform:scale(.55);opacity:.9}
  100%{transform:scale(1.85);opacity:0}
}
.ct-map__tip{position:relative;z-index:2;text-align:center;color:#fff;font-family:var(--ct-sans)}
.ct-map__tip strong{display:block;font-family:var(--ct-serif);font-size:1.18rem;font-weight:500;margin-bottom:6px}
.ct-map__tip span{font-size:.86rem;color:rgba(255,255,255,.66)}

.ct-visit{background:#fff;border:1px solid var(--ct-line);border-radius:var(--ct-r);padding:30px 26px}
.ct-visit__addr{position:relative;display:flex;gap:12px;align-items:flex-start;padding-bottom:22px;border-bottom:1px dashed var(--ct-line)}
.ct-visit__dot{
  flex:0 0 9px;width:9px;height:9px;margin-top:7px;border-radius:50%;
  background:var(--ct-gold);box-shadow:0 0 0 5px rgba(176,137,79,.16);
}
.ct-visit__label{font-family:var(--ct-sans);font-size:.78rem;font-weight:700;letter-spacing:.14em;color:var(--ct-gold);margin:0 0 6px;text-transform:uppercase}
.ct-visit__value{font-family:var(--ct-serif);font-size:1.12rem;font-weight:600;color:var(--ct-ink);line-height:1.5;margin:0 0 4px}
.ct-visit__note{font-family:var(--ct-sans);font-size:.82rem;color:var(--ct-body);line-height:1.6;margin:0}
.ct-copy{
  margin-left:auto;flex:0 0 36px;width:36px;height:36px;border-radius:10px;cursor:pointer;
  background:#FBF9F6;border:1px solid var(--ct-line);color:var(--ct-body);
  display:flex;align-items:center;justify-content:center;transition:all .25s;
}
.ct-copy svg{width:16px;height:16px}
.ct-copy:hover{border-color:var(--ct-gold);color:var(--ct-gold)}
.ct-copy.ok{background:var(--ct-gold);border-color:var(--ct-gold);color:#fff}
.ct-visit__list{list-style:none;margin:22px 0;padding:0;display:grid;gap:18px}
.ct-visit__list li{display:flex;gap:13px;align-items:flex-start}
.ct-visit__ic{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;background:var(--ct-gold-s);color:var(--ct-gold);
  display:flex;align-items:center;justify-content:center;
}
.ct-visit__ic svg{width:18px;height:18px}
.ct-visit__tt{font-family:var(--ct-sans);font-size:.94rem;font-weight:700;color:var(--ct-ink);margin:0 0 3px}
.ct-visit__dd{font-family:var(--ct-sans);font-size:.86rem;line-height:1.7;color:var(--ct-body);margin:0}
.ct-visit .ct-btn--block{margin-top:22px}

/* ---------- 留言表单 ---------- */
.ct-formsec__grid{display:grid;grid-template-columns:1.42fr 1fr;gap:38px;align-items:start}
.ct-form{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.ct-field{display:flex;flex-direction:column;gap:8px;min-width:0}
.ct-field--full{grid-column:1 / -1}
.ct-field label{font-family:var(--ct-sans);font-size:.86rem;font-weight:600;color:var(--ct-ink)}
.ct-field label i{color:var(--ct-gold);font-style:normal}
.ct-field input,.ct-field select,.ct-field textarea{
  font-family:var(--ct-sans);font-size:.94rem;color:var(--ct-ink);
  padding:13px 15px;border:1px solid var(--ct-line);border-radius:11px;background:#FDFCFA;
  transition:border-color .22s,box-shadow .22s,background .22s;width:100%;box-sizing:border-box;
}
.ct-field textarea{resize:vertical;line-height:1.75}
.ct-field input:focus,.ct-field select:focus,.ct-field textarea:focus{
  outline:none;border-color:var(--ct-gold);background:#fff;box-shadow:0 0 0 4px rgba(176,137,79,.12);
}
.ct-field input.bad,.ct-field textarea.bad{border-color:#C0392B;background:#FEF6F5}
.ct-err{font-family:var(--ct-sans);font-size:.78rem;color:#C0392B;min-height:0;margin:0}
.ct-err:empty{display:none}
.ct-form__foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
.ct-form__note{
  font-family:var(--ct-sans);font-size:.8rem;color:var(--ct-body);margin:0;
  display:inline-flex;align-items:center;gap:6px;flex:1;min-width:220px;line-height:1.6;
}
.ct-form__note svg{width:14px;height:14px;color:var(--ct-gold);flex:0 0 14px}
.ct-form__note--err{color:#C0392B}

.ct-success{
  background:#fff;border:1px solid rgba(176,137,79,.34);border-radius:var(--ct-r);
  padding:44px 34px;text-align:center;box-shadow:0 18px 44px rgba(21,35,59,.1);
}
.ct-success__ic{
  display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,var(--ct-gold),var(--ct-gold-l));color:#fff;margin-bottom:20px;
}
.ct-success__ic svg{width:32px;height:32px}
.ct-success h3{font-family:var(--ct-serif);font-size:1.42rem;font-weight:500;color:var(--ct-ink);margin:0 0 12px}
.ct-success p{font-family:var(--ct-sans);font-size:.94rem;line-height:1.85;color:var(--ct-body);margin:0 0 24px}
.ct-success a{color:var(--ct-gold);font-weight:600;text-decoration:none}

/* 服务承诺 */
.ct-promise{
  background:linear-gradient(165deg,var(--ct-ink) 0%,#0E1A2C 100%);
  border-radius:20px;padding:34px 30px;color:#fff;box-shadow:0 24px 54px rgba(21,35,59,.28);
}
.ct-promise__tt{
  font-family:var(--ct-serif);font-size:1.24rem;font-weight:500;margin:0 0 24px;padding-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.ct-promise ul{list-style:none;margin:0;padding:0;display:grid;gap:20px}
.ct-promise li{display:flex;gap:13px;align-items:flex-start}
.ct-promise__ic{
  flex:0 0 38px;width:38px;height:38px;border-radius:11px;color:var(--ct-gold-l);
  background:rgba(255,255,255,.07);border:1px solid rgba(201,160,99,.3);
  display:flex;align-items:center;justify-content:center;
}
.ct-promise__ic svg{width:19px;height:19px}
.ct-promise__h{font-family:var(--ct-sans);font-size:.96rem;font-weight:700;margin:0 0 4px}
.ct-promise__p{font-family:var(--ct-sans);font-size:.85rem;line-height:1.75;color:rgba(255,255,255,.66);margin:0}
.ct-promise__box{
  margin-top:26px;padding:20px;border-radius:14px;text-align:center;
  background:linear-gradient(135deg,rgba(176,137,79,.22),rgba(201,160,99,.1));
  border:1px solid rgba(201,160,99,.32);
}
.ct-promise__box p{font-family:var(--ct-sans);font-size:.82rem;color:rgba(255,255,255,.7);margin:0 0 6px}
.ct-promise__box a{
  font-family:var(--ct-serif);font-size:1.5rem;font-weight:600;color:#fff;text-decoration:none;letter-spacing:.02em;
}
.ct-promise__box span{display:block;font-family:var(--ct-sans);font-size:.78rem;color:rgba(255,255,255,.6);margin-top:4px}

/* ---------- FAQ ---------- */
.ct-faq__list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.ct-faq__item{background:#fff;border:1px solid var(--ct-line);border-radius:13px;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.ct-faq__item[open]{border-color:rgba(176,137,79,.4);box-shadow:0 12px 30px rgba(21,35,59,.09)}
.ct-faq__item summary{
  list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;gap:16px;
  font-family:var(--ct-sans);font-size:1rem;font-weight:600;color:var(--ct-ink);
}
.ct-faq__item summary::-webkit-details-marker{display:none}
.ct-faq__item summary span{flex:1}
.ct-faq__item summary i{
  position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:50%;border:1px solid var(--ct-line);
  transition:background .25s,border-color .25s,transform .3s;
}
.ct-faq__item summary i::before,.ct-faq__item summary i::after{
  content:"";position:absolute;background:var(--ct-body);border-radius:2px;transition:background .25s,opacity .25s;
}
.ct-faq__item summary i::before{left:5px;right:5px;top:10px;height:1.8px}
.ct-faq__item summary i::after{top:5px;bottom:5px;left:10px;width:1.8px}
.ct-faq__item[open] summary i{background:var(--ct-gold);border-color:var(--ct-gold);transform:rotate(90deg)}
.ct-faq__item[open] summary i::before,.ct-faq__item[open] summary i::after{background:#fff}
.ct-faq__item[open] summary i::after{opacity:0}
.ct-faq__a{padding:0 24px 22px}
.ct-faq__a p{font-family:var(--ct-sans);font-size:.94rem;line-height:1.85;color:var(--ct-body);margin:0}

/* ---------- CTA ---------- */
.ct-cta{
  background:linear-gradient(150deg,var(--ct-ink) 0%,#0D1728 100%);
  padding:clamp(58px,7vw,86px) 0;text-align:center;color:#fff;
}
.ct-cta__t{font-family:var(--ct-serif);font-size:clamp(1.6rem,2.8vw,2.2rem);font-weight:500;margin:0 0 14px}
.ct-cta__d{font-family:var(--ct-sans);font-size:1rem;line-height:1.8;color:rgba(255,255,255,.72);margin:0 auto 30px;max-width:620px}

/* ---------- 滚动渐显 ---------- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .72s cubic-bezier(.22,1,.36,1),transform .72s cubic-bezier(.22,1,.36,1);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .ct-map__ripple{animation:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .ct-channels__grid{grid-template-columns:1fr 1fr}
  .ct-mapsec__grid,.ct-formsec__grid{grid-template-columns:1fr}
  .ct-promise{margin-top:6px}
}
@media (max-width:640px){
  .ct-channels__grid{grid-template-columns:1fr}
  .ct-form{grid-template-columns:1fr}
  .ct-map__canvas{height:400px}
  .ct-map__img{height:400px}
  .ct-hero__chips{flex-direction:column;align-items:stretch}
  .ct-chip{justify-content:center}
  .ct-hero__actions{flex-direction:column}
  .ct-btn{justify-content:center}
  .ct-form__foot{flex-direction:column;align-items:stretch}
}