/* ============================================================
   万商云集·南充站（绸都三国）主题样式
   类前缀：nc- ；配色：绛红 + 绸银
   所有样式集中于此文件，零内联 style、零内联 <style>
   ============================================================ */

:root{
  --ink:#2A1C1E;
  --primary:#8C2F39;
  --primary-2:#A8444E;
  --accent:#B8C0C8;
  --bg:#F7F2F0;
  --bg-alt:#EFE7E4;
  --line:#E2D6D2;
  --heading:#2E1E20;
  --muted:#756067;
  --radius:12px;
  --shadow:0 12px 28px rgba(42,28,30,.10);
  --gradient:linear-gradient(135deg,#8C2F39,#B8C0C8);
  --silk:linear-gradient(135deg,#B8C0C8,#EFE7E4);
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
}
body.nc-noscroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;}
a:hover{color:var(--primary-2);}
h1,h2,h3,h4{color:var(--heading);line-height:1.25;margin:0 0 .5em;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}

.nc-btn{
  display:inline-block;
  padding:.7em 1.4em;
  border-radius:999px;
  font-weight:600;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.nc-btn--lg{padding:.85em 1.8em;font-size:1.05rem;}
.nc-btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow);}
.nc-btn--primary:hover{background:var(--primary-2);color:#fff;transform:translateY(-2px);}
.nc-btn--ghost{background:transparent;border:1.5px solid #fff;color:#fff;}
.nc-btn--ghost:hover{border-color:var(--accent);color:var(--accent);}
.nc-btn--outline{background:transparent;border:1.5px solid var(--primary);color:var(--primary);}
.nc-btn--outline:hover{background:var(--primary);color:#fff;}
.nc-tac{text-align:center;}
.nc-mt{margin-top:22px;}
.nc-hidden{display:none;}
.nc-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px;}
.nc-showcase__item{margin:0;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.nc-showcase__img{width:100%;height:180px;object-fit:cover;}
.nc-showcase__cap{padding:10px 14px;font-size:.9rem;color:var(--muted);}
.nc-form{display:flex;flex-direction:column;gap:10px;margin-top:8px;}
.nc-form__label{font-size:.85rem;font-weight:600;color:var(--heading);}
.nc-form__input{
  width:100%;padding:.7em .9em;border:1px solid var(--line);border-radius:10px;
  font:inherit;background:#fff;color:var(--ink);
}
.nc-form__input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(140,47,57,.15);}

/* ---------- 顶部导航 ---------- */
.nc-topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(247,242,240,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nc-topbar__inner{
  max-width:var(--maxw);margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:12px 20px;
}
.nc-brand{display:flex;align-items:baseline;gap:8px;color:var(--heading);font-weight:700;}
.nc-brand__logo{height:34px;width:auto;border-radius:8px;}
.nc-brand__name{font-size:1.15rem;color:var(--primary);}
.nc-brand__phone{color:var(--muted);font-size:.85rem;}
.nc-brand__phone b{color:var(--primary);}
.nc-brand__region{font-size:.8rem;color:var(--muted);background:var(--bg-alt);padding:2px 8px;border-radius:999px;}
.nc-nav{display:flex;gap:6px;margin-left:auto;}
.nc-nav__link{
  padding:.5em .9em;border-radius:8px;color:var(--ink);font-weight:600;font-size:.95rem;
}
.nc-nav__link:hover{background:var(--bg-alt);color:var(--primary);}
.nc-nav__link--on{background:var(--primary);color:#fff;}
.nc-topbar__tel{font-weight:700;color:var(--primary);white-space:nowrap;}
.nc-burger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:var(--bg-alt);cursor:pointer;flex-direction:column;gap:5px;align-items:center;justify-content:center;
}
.nc-burger span{display:block;width:20px;height:2px;background:var(--primary);border-radius:2px;}

/* ---------- 移动抽屉 ---------- */
.nc-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(82vw,340px);
  background:var(--heading);color:#fff;z-index:80;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:18px;
}
.nc-drawer.is-open{transform:translateX(0);}
.nc-drawer__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.nc-drawer__title{font-weight:700;color:#fff;}
.nc-drawer__close{background:none;border:none;color:#fff;font-size:1.6rem;line-height:1;cursor:pointer;}
.nc-drawer__nav{display:flex;flex-direction:column;gap:4px;}
.nc-drawer__link{padding:.75em 1em;border-radius:10px;color:#f0e6e4;}
.nc-drawer__link:hover,.nc-drawer__link--on{background:var(--primary);color:#fff;}
.nc-drawer__tel{margin-top:auto;background:var(--primary);color:#fff;text-align:center;padding:.8em;border-radius:10px;font-weight:700;}
.nc-scrim{position:fixed;inset:0;background:rgba(42,28,30,.5);z-index:70;}

/* ---------- 内容容器 ---------- */
.nc-content{display:block;}
.nc-wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.nc-sec{padding:64px 0;}
.nc-sec--alt{background:var(--bg-alt);}
.nc-sec__inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.nc-sec__head{text-align:center;max-width:760px;margin:0 auto 40px;}
.nc-sec__eyebrow{
  display:inline-block;font-size:.8rem;letter-spacing:.18em;font-weight:700;
  color:var(--primary);background:var(--bg-alt);padding:.3em 1em;border-radius:999px;margin-bottom:14px;
}
.nc-sec__title{font-size:1.9rem;}
.nc-sec__lead{color:var(--muted);}

/* ---------- HERO（绛红底 + 绸带飘带） ---------- */
.nc-hero{
  position:relative;overflow:hidden;
  background:var(--gradient);color:#fff;
}
.nc-hero__ribbon{position:absolute;pointer-events:none;opacity:.5;}
.nc-hero__ribbon--1{top:-40px;left:-30px;width:240px;height:240px;background:var(--silk);border-radius:50%;filter:blur(2px);transform:rotate(18deg);}
.nc-hero__ribbon--2{bottom:-60px;right:-40px;width:320px;height:140px;background:rgba(184,192,200,.35);transform:skewY(-12deg);}
.nc-hero__ribbon--3{top:30%;right:10%;width:120px;height:120px;border:2px solid rgba(255,255,255,.4);border-radius:50%;}
.nc-hero__inner{
  position:relative;max-width:var(--maxw);margin:0 auto;padding:84px 20px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
}
.nc-hero__badge{
  display:inline-block;font-size:.85rem;font-weight:700;letter-spacing:.1em;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.4);
  padding:.35em 1em;border-radius:999px;margin-bottom:18px;
}
.nc-hero__title{font-size:clamp(2rem,4.5vw,3.2rem);color:#fff;margin:0 0 .35em;}
.nc-hero__title em{color:var(--accent);font-style:normal;}
.nc-hero__sub{font-size:1.1rem;color:#f6eceb;max-width:36em;}
.nc-hero__meta{font-weight:600;color:#fff;opacity:.92;}
.nc-hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px;}
.nc-hero__art img{border-radius:var(--radius);box-shadow:var(--shadow);border:4px solid rgba(255,255,255,.5);}

/* ---------- 大数字 stat ---------- */
.nc-stats{background:var(--heading);color:#fff;}
.nc-stats__inner{max-width:var(--maxw);margin:0 auto;padding:46px 20px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;}
.nc-stat__num{font-size:2.6rem;font-weight:800;color:var(--accent);line-height:1;}
.nc-stat__num small{font-size:1.1rem;font-weight:600;margin-left:4px;}
.nc-stat__label{margin-top:10px;color:#e7d9d7;font-size:.95rem;}

/* ---------- 关于（折叠展开完整介绍） ---------- */
.nc-about__grid{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:start;}
.nc-about__media img{border-radius:var(--radius);box-shadow:var(--shadow);}
.nc-about__full{position:relative;max-height:7.5em;overflow:hidden;transition:max-height .35s ease;}
.nc-about__full.is-open{max-height:2000px;}
.nc-about__full::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3em;background:linear-gradient(transparent,var(--bg));}
.nc-about__full.is-open::after{display:none;}
.nc-about__toggle{margin:14px 0;}
.nc-about__btn{background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:.5em 1.2em;font-weight:600;color:var(--primary);cursor:pointer;}

/* ---------- 产品卡片墙（圆角卡 + 顶部绸带条） ---------- */
.nc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.nc-card{
  position:relative;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);
  overflow:hidden;padding:30px 24px 26px;
}
.nc-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:8px;
  background:var(--gradient);
}
.nc-card__icon{width:52px;height:52px;border-radius:14px;background:var(--bg-alt);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.nc-card__icon svg{width:28px;height:28px;fill:none;stroke:var(--primary);stroke-width:1.8;}
.nc-card__thumb{max-width:28px;max-height:28px;object-fit:contain;}
.nc-card__title{font-size:1.2rem;}
.nc-card__desc{color:var(--muted);}

/* ---------- 客户引用条 ---------- */
.nc-quote{background:var(--primary);color:#fff;}
.nc-quote__inner{max-width:var(--maxw);margin:0 auto;padding:40px 20px;display:flex;gap:24px;align-items:center;flex-wrap:wrap;justify-content:center;text-align:center;}
.nc-quote__mark{font-size:3rem;line-height:1;opacity:.6;}
.nc-quote__text{font-size:1.25rem;max-width:40em;}
.nc-quote__author{display:block;margin-top:8px;font-size:.9rem;color:var(--accent);}

/* ---------- FAQ ---------- */
.nc-faq__item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:12px;overflow:hidden;}
.nc-faq__item>summary{
  cursor:pointer;padding:16px 20px;font-weight:700;color:var(--heading);
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.nc-faq__item>summary::-webkit-details-marker{display:none;}
.nc-faq__item>summary::after{content:"+";font-size:1.3rem;color:var(--primary);font-weight:700;}
.nc-faq__item[open]>summary::after{content:"\2212";}
.nc-faq__body{padding:0 20px 18px;color:var(--muted);}

/* ---------- 分站互链 ---------- */
.nc-citylinks{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
.nc-citylinks__item{
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  padding:14px 18px;text-align:center;min-width:130px;transition:transform .15s ease,box-shadow .15s ease;
}
.nc-citylinks__item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.nc-citylinks__item--cur{background:var(--primary);color:#fff;border-color:var(--primary);}
.nc-citylinks__region{display:block;font-weight:700;font-size:1.05rem;}
.nc-citylinks__site{display:block;font-size:.82rem;opacity:.8;}

/* ---------- CTA 联系 ---------- */
.nc-cta{text-align:center;background:var(--bg-alt);}
.nc-cta__phone{display:inline-block;font-size:2.2rem;font-weight:800;color:var(--primary);margin:.2em 0;}
.nc-cta__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:18px;}

/* ---------- 页脚 ---------- */
.nc-footer{background:var(--heading);color:#e7d9d7;padding:48px 0 26px;}
.nc-footer__inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:30px;}
.nc-footer__logo img{height:40px;border-radius:8px;background:#fff;padding:4px;}
.nc-footer__name{font-weight:700;color:#fff;font-size:1.1rem;margin:.4em 0 .2em;}
.nc-footer__region{color:var(--accent);font-size:.85rem;}
.nc-footer__phone a{color:var(--accent);font-weight:700;}
.nc-nap{font-size:.9rem;color:#d9c7c4;margin:.2em 0;}
.nc-sublinks{display:flex;flex-wrap:wrap;gap:8px;}
.nc-sublinks__item{font-size:.85rem;color:#e7d9d7;background:rgba(255,255,255,.08);padding:.35em .8em;border-radius:999px;}
.nc-sublinks__item:hover{background:var(--primary);color:#fff;}
.nc-footer__bottom{max-width:var(--maxw);margin:28px auto 0;padding:18px 20px 0;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;align-items:center;}
.nc-copy{font-size:.85rem;color:#c9b6b3;margin:0;}
.nc-copy a{color:var(--accent);}
.nc-foot-phone a{color:#fff;font-weight:700;font-size:1.1rem;}

/* ---------- 内页通用 ---------- */
.nc-pagehead{background:var(--bg-alt);border-bottom:1px solid var(--line);}
.nc-pagehead__inner{max-width:var(--maxw);margin:0 auto;padding:40px 20px 30px;}
.nc-crumb{font-size:.85rem;color:var(--muted);margin-bottom:10px;}
.nc-crumb a{color:var(--muted);}
.nc-crumb__sep{margin:0 8px;}
.nc-crumb__item{color:var(--primary);}
.nc-pagehead__title{font-size:2rem;margin:0;}
.nc-main{max-width:var(--maxw);margin:0 auto;padding:48px 20px;}
.nc-main__lead{color:var(--muted);max-width:46em;}

/* ---------- 列表（新闻 / 产品） ---------- */
.nc-list{display:grid;gap:16px;}
.nc-list__item{
  display:flex;gap:18px;align-items:flex-start;
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:18px 20px;
  transition:transform .15s ease,box-shadow .15s ease;
}
.nc-list__item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.nc-list__thumb{width:160px;flex:none;border-radius:10px;overflow:hidden;background:var(--bg-alt);}
.nc-list__body{flex:1;}
.nc-list__title{font-size:1.15rem;font-weight:700;color:var(--heading);margin:0 0 6px;display:block;}
.nc-list__meta{font-size:.82rem;color:var(--muted);margin-bottom:6px;}
.nc-list__desc{color:var(--muted);font-size:.95rem;margin:0;}
.nc-list__tag{display:inline-block;font-size:.75rem;color:var(--primary);background:var(--bg-alt);border-radius:999px;padding:.15em .7em;margin-right:6px;}

/* ---------- 分页 ---------- */
.nc-pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:28px;}
.nc-pager a,.nc-pager span{
  display:inline-block;min-width:38px;text-align:center;padding:.5em .7em;
  border:1px solid var(--line);border-radius:8px;color:var(--ink);background:#fff;font-size:.9rem;
}
.nc-pager .current,.nc-pager a:hover{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ---------- 详情页双栏 ---------- */
.nc-col2{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start;}
.nc-side{position:sticky;top:84px;}
.nc-side__box{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:18px 20px;margin-bottom:18px;}
.nc-side__title{font-size:1.05rem;margin:0 0 12px;color:var(--primary);}
.nc-side__link{display:block;padding:.5em 0;border-bottom:1px dashed var(--line);color:var(--ink);font-size:.92rem;}
.nc-side__link:hover{color:var(--primary);}
.nc-side__link:last-child{border-bottom:none;}

/* post 正文 */
.nc-post__title{font-size:1.8rem;margin:0 0 8px;}
.nc-post__meta{font-size:.85rem;color:var(--muted);margin-bottom:18px;}
.nc-post__body{color:var(--ink);}
.nc-post__body img{max-width:100%;border-radius:var(--radius);margin:14px 0;}

/* 产品详情 prodhero */
.nc-prodhero{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center;background:var(--bg-alt);border-radius:var(--radius);padding:34px;margin-bottom:36px;}
.nc-prodhero__media img{border-radius:var(--radius);box-shadow:var(--shadow);}
.nc-prodhero__kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--primary);background:#fff;padding:.3em 1em;border-radius:999px;margin-bottom:14px;}
.nc-prodhero__title{font-size:2rem;margin:0 0 .4em;}
.nc-prodhero__desc{color:var(--muted);margin-bottom:18px;}
.nc-prodinfo{list-style:none;margin:0 0 20px;padding:0;}
.nc-prodinfo li{display:flex;gap:10px;padding:.5em 0;border-bottom:1px dashed var(--line);}
.nc-prodinfo b{color:var(--heading);min-width:5em;}
.nc-prodhero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.nc-prodhero__phone{font-size:1.5rem;font-weight:800;color:var(--primary);}
.nc-keywords{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0;}
.nc-keywords span{font-size:.8rem;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:999px;padding:.2em .8em;}

/* 客户引用（详情内）同款 */
.nc-blocktitle{font-size:1.4rem;margin:0 0 18px;color:var(--heading);}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .nc-hero__inner{grid-template-columns:1fr;}
  .nc-hero__art{display:none;}
  .nc-about__grid{grid-template-columns:1fr;}
  .nc-cards{grid-template-columns:repeat(2,1fr);}
  .nc-stats__inner{grid-template-columns:repeat(2,1fr);}
  .nc-col2{grid-template-columns:1fr;}
  .nc-side{position:static;}
  .nc-prodhero{grid-template-columns:1fr;}
  .nc-footer__inner{grid-template-columns:1fr;}
}
@media (max-width:680px){
  .nc-nav,.nc-topbar__tel{display:none;}
  .nc-burger{display:flex;margin-left:auto;}
  .nc-cards{grid-template-columns:1fr;}
  .nc-stats__inner{grid-template-columns:repeat(2,1fr);}
  .nc-list__item{flex-direction:column;}
  .nc-list__thumb{width:100%;}
  .nc-sec{padding:46px 0;}
  .nc-sec__title{font-size:1.5rem;}
}