/* =========================================================
   南京泰宇数控设备制造有限公司 · 内容页样式
   用于 product.html / news.html / service.html
   依赖 style.css 的设计变量与基础组件，加载顺序必须在 style.css 之后
   ========================================================= */

/* ---------- 基础：改为常规文档流 ---------- */
html,body{height:auto;}
body.page{overflow:auto;overflow-x:hidden;background:var(--bg);}
body.page.is-locked{overflow:hidden;}
body.page .hd{background:rgba(8,9,11,.88);backdrop-filter:blur(14px);border-bottom-color:var(--line);}
.pg{padding-top:var(--hd-h);}
.pg .wrap{padding:0 56px;}

/* 通用小节 */
.sec{padding:56px 0;border-top:1px solid var(--line-soft);}
.sec:first-of-type{border-top:0;}
.sec__hd{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:26px;}
.sec__hd h2{font-family:var(--f-disp);font-size:clamp(24px,2.4vw,34px);font-weight:700;letter-spacing:.04em;color:#fff;margin:0;}
.sec__hd em{font-style:normal;font-family:var(--f-mono);font-size:11px;letter-spacing:.26em;color:var(--txt-faint);}
.sec__hd .rule{flex:1;height:1px;background:var(--line);min-width:40px;}

/* ---------- 面包屑 ---------- */
.crumbs{padding:22px 0 0;font-size:13px;color:var(--txt-faint);letter-spacing:.06em;}
.crumbs a{color:var(--txt-faint);transition:color .3s ease;}
.crumbs a:hover{color:var(--accent);}
.crumbs span{margin:0 10px;color:var(--line);}
.crumbs b{color:var(--txt-dim);font-weight:400;}

/* ---------- 产品详情：首屏 ---------- */
.pdp{padding:34px 0 56px;}
.pdp__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:start;}
.pdp__media{position:relative;background:linear-gradient(150deg,#151a22,#0b0e12 62%);border:1px solid var(--line);}
.pdp__media img{width:100%;height:auto;display:block;}
.pdp__tag{
  display:inline-block;font-family:var(--f-mono);font-size:12px;letter-spacing:.24em;
  color:var(--accent);border:1px solid rgba(255,138,30,.35);padding:6px 13px;margin-bottom:18px;
}
.pdp__name{
  font-family:var(--f-disp);font-weight:800;line-height:.95;letter-spacing:.01em;
  font-size:clamp(44px,5.4vw,84px);color:#fff;margin:0 0 18px;text-transform:uppercase;
}
.pdp__desc{font-size:16px;line-height:1.95;color:var(--txt-dim);margin:0 0 26px;}
.pdp__key{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--line);border-right:0;border-bottom:0;margin-bottom:28px;}
.pdp__key li{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 16px;}
.pdp__key b{display:block;font-size:11px;letter-spacing:.14em;color:var(--txt-faint);margin-bottom:7px;font-weight:400;}
.pdp__key span{font-family:var(--f-disp);font-size:20px;color:var(--txt);}
.pdp__btns{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 产品列表 ---------- */
.plist__hd{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;flex-wrap:wrap;padding:46px 0 34px;}
.plist__hd .eyebrow{margin:0 0 14px;}
.plist__hd .h2{margin:0 0 16px;display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;}
.plist__hd .h2 em{font-size:.42em;letter-spacing:.22em;color:var(--txt-faint);font-weight:600;}
.plist__sub{margin:0;font-size:15px;line-height:1.9;color:var(--txt-dim);letter-spacing:.04em;}
.plist__sub span{color:var(--accent);}
.plist__stat{display:flex;align-items:center;gap:14px;padding-bottom:4px;}
.plist__stat b{font-family:var(--f-disp);font-weight:800;font-size:66px;line-height:.9;color:var(--accent);}
.plist__stat span{font-family:var(--f-mono);font-size:11px;line-height:1.8;letter-spacing:.18em;color:var(--txt-faint);}
.plist-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:16px 0;border-top:1px solid var(--line);margin-bottom:26px;}
.plist-count{margin:0;font-family:var(--f-mono);font-size:12px;letter-spacing:.12em;color:var(--txt-faint);}
.plist__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.plist__grid .prod-card__body{padding:16px 18px 0;}
.plist__grid .prod-card__name{font-size:clamp(25px,2.2vw,34px);margin-bottom:10px;}
.plist__grid .prod-card__specs li{padding:11px 0 13px;}
.prod-card__desc{
  margin:0 0 16px;font-size:13px;line-height:1.8;color:var(--txt-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pgn{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin:52px 0 8px;}
.pgn a,.pgn span{
  display:inline-flex;align-items:center;justify-content:center;min-width:46px;height:46px;padding:0 14px;
  border:1px solid var(--line);font-family:var(--f-disp);font-size:17px;letter-spacing:.06em;
  color:var(--txt-dim);transition:all .3s ease;
}
.pgn a:hover{color:var(--accent);border-color:rgba(255,138,30,.55);background:var(--accent-soft);}
.pgn .is-cur{background:linear-gradient(135deg,var(--accent),#ff6a00);border-color:transparent;color:#0b0b0b;font-weight:700;}
.pgn .is-dis{opacity:.35;pointer-events:none;}
.pgn a.pgn__wide{font-family:var(--f-cn);font-size:13px;letter-spacing:.1em;padding:0 18px;min-width:92px;}

/* ---------- 参数表 ---------- */
.tbl{width:100%;border:1px solid var(--line);border-right:0;border-bottom:0;border-collapse:collapse;}
.tbl td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:13px 16px;font-size:14px;vertical-align:top;}
.tbl td:first-child{width:32%;background:var(--bg-2);color:var(--txt-faint);letter-spacing:.06em;}
.tbl td:last-child{color:var(--txt);font-family:var(--f-disp);font-size:17px;letter-spacing:.02em;}

/* ---------- 特点段落 ---------- */
.feat{font-size:16px;line-height:2;color:var(--txt-dim);max-width:60em;margin:0;}
.feat + .feat{margin-top:14px;}

/* ---------- 同系列机型 ---------- */
.rel{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;}
.rel__i{display:block;border:1px solid var(--line);background:var(--bg-2);padding:18px 20px;transition:all .35s var(--ease);}
.rel__i:hover{border-color:rgba(255,138,30,.5);background:var(--panel);transform:translateY(-3px);}
.rel__i i{font-style:normal;font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;color:var(--txt-faint);display:block;margin-bottom:8px;}
.rel__i b{display:block;font-family:var(--f-disp);font-size:26px;color:#fff;letter-spacing:.03em;margin-bottom:8px;}
.rel__i span{font-size:13px;color:var(--txt-dim);}
.rel__i.is-cur{border-color:rgba(255,138,30,.45);background:var(--accent-soft);}
.rel__i.is-cur b{color:var(--accent);}

/* ---------- 咨询条 ---------- */
.band{
  border:1px solid var(--line);border-left:2px solid var(--accent);background:var(--bg-2);
  padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.band p{margin:0;font-size:21px;color:#fff;line-height:1.6;font-weight:500;}
.band span{display:block;font-size:14px;color:var(--txt-dim);margin-top:8px;font-weight:400;}
.band__tel{font-family:var(--f-disp);font-size:clamp(30px,3.4vw,46px);color:var(--accent);letter-spacing:.04em;line-height:1;}
.band__btns{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 新闻详情 ---------- */
.art{padding:34px 0 56px;max-width:900px;}
.art__cat{display:inline-block;font-family:var(--f-mono);font-size:12px;letter-spacing:.24em;color:var(--accent);border:1px solid rgba(255,138,30,.35);padding:5px 13px;margin-bottom:20px;}
.art__title{font-family:var(--f-disp);font-weight:700;line-height:1.25;letter-spacing:.01em;font-size:clamp(30px,3.6vw,52px);color:#fff;margin:0 0 22px;}
.art__meta{display:flex;gap:22px;flex-wrap:wrap;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:30px;}
.art__meta span{font-size:13px;color:var(--txt-faint);letter-spacing:.08em;}
.art__body{font-size:16.5px;line-height:2.1;color:#c8d0d9;}
.art__body p{margin:0 0 20px;}
.art__body p:last-child{margin-bottom:0;}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:44px;}
.pager a{border:1px solid var(--line);background:var(--bg-2);padding:16px 20px;transition:all .35s var(--ease);min-width:0;}
.pager a:hover{border-color:rgba(255,138,30,.5);background:var(--panel);}
.pager i{font-style:normal;font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;color:var(--txt-faint);display:block;margin-bottom:8px;}
.pager b{display:block;font-weight:400;font-size:15px;line-height:1.6;color:var(--txt-dim);overflow:hidden;text-overflow:ellipsis;}
.pager a:hover b{color:var(--accent);}
.pager a.dis{opacity:.4;pointer-events:none;}

/* ---------- 售后服务 ---------- */
.svc__lead{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:34px 0 56px;}
.svc__lead h1{font-family:var(--f-disp);font-weight:800;line-height:.98;letter-spacing:.02em;font-size:clamp(40px,5vw,74px);color:#fff;margin:0 0 22px;}
.svc__lead h1 em{font-style:normal;color:var(--accent);}
.svc__lead p{font-size:16px;line-height:2;color:var(--txt-dim);margin:0 0 14px;}
.svc__media{position:relative;border:1px solid var(--line);background:linear-gradient(150deg,#151a22,#0b0e12 62%);}
.svc__media img{width:100%;height:auto;display:block;}

.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.flow__i{position:relative;border:1px solid var(--line);background:var(--bg-2);padding:26px 24px 24px;}
.flow__i::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--accent),transparent);}
.flow__i i{font-style:normal;font-family:var(--f-disp);font-size:30px;color:var(--accent);line-height:1;display:block;margin-bottom:12px;}
.flow__i b{display:block;font-size:17px;color:#fff;margin-bottom:9px;letter-spacing:.06em;}
.flow__i span{font-size:13.5px;line-height:1.8;color:var(--txt-dim);}

.svc-adv{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.svc-adv__i{background:var(--bg-2);padding:22px 24px;}
.svc-adv__i b{display:block;font-size:16px;color:var(--accent);margin-bottom:8px;letter-spacing:.06em;}
.svc-adv__i span{font-size:13.5px;line-height:1.75;color:var(--txt-dim);}

/* ---------- 走进泰宇 ---------- */
.about__stats{display:flex;gap:48px;flex-wrap:wrap;margin-top:34px;}
.about__stats > div{position:relative;padding-left:16px;}
.about__stats > div::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:2px;background:linear-gradient(180deg,var(--accent),transparent);}
.about__stats b{display:block;font-family:var(--f-disp);font-weight:700;font-size:32px;line-height:1;color:#fff;letter-spacing:.03em;}
.about__stats span{display:block;margin-top:7px;font-size:12px;letter-spacing:.18em;color:var(--txt-faint);}

/* ---------- 项目案例列表 ---------- */
.caselist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.caselist__i{display:flex;flex-direction:column;border:1px solid var(--line);background:var(--bg-2);transition:border-color .4s ease,background .4s ease,transform .4s var(--ease),box-shadow .4s ease;}
.caselist__i:hover{border-color:rgba(255,138,30,.5);background:var(--panel);transform:translateY(-5px);box-shadow:0 26px 54px rgba(0,0,0,.45);}
.caselist__media{position:relative;margin:0;overflow:hidden;aspect-ratio:16/10;background:linear-gradient(150deg,#151a22,#0b0e12 62%);}
.caselist__media img{width:100%;height:100%;object-fit:cover;filter:grayscale(.3) brightness(.78);transition:transform .7s var(--ease),filter .7s var(--ease);}
.caselist__i:hover .caselist__media img{filter:grayscale(0) brightness(.94);transform:scale(1.04);}
.caselist__media::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,transparent 45%,rgba(8,9,11,.55));}
.caselist__no{position:absolute;left:14px;top:10px;z-index:2;font-family:var(--f-disp);font-weight:800;font-size:34px;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.4);}
.caselist__body{display:flex;flex-direction:column;flex:1;padding:22px 22px 24px;}
.caselist__tag{font-family:var(--f-mono);font-size:10px;letter-spacing:.2em;color:var(--accent);margin-bottom:10px;}
.caselist__body h2{font-family:var(--f-disp);font-weight:700;font-size:clamp(22px,2vw,28px);line-height:1.15;color:#fff;margin:0 0 10px;letter-spacing:.02em;}
.caselist__body p{margin:0 0 20px;font-size:14px;line-height:1.9;color:var(--txt-dim);}
.caselist__body em{margin-top:auto;font-style:normal;font-size:12px;letter-spacing:.14em;color:var(--txt-faint);transition:color .3s ease;}
.caselist__i:hover .caselist__body em{color:var(--accent);}

/* ---------- 新闻列表 ---------- */
.nlist{border-top:1px solid var(--line);}
.nlist__i{display:grid;grid-template-columns:66px 1fr auto;gap:26px;align-items:center;padding:26px 8px;border-bottom:1px solid var(--line);transition:background .3s ease,padding .35s var(--ease);}
.nlist__i:hover{padding-left:20px;background:rgba(255,255,255,.02);}
.nlist__no{font-family:var(--f-disp);font-weight:800;font-size:30px;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.2);}
.nlist__cat{font-family:var(--f-mono);font-size:10px;letter-spacing:.22em;color:var(--accent);}
.nlist__main h2{font-family:var(--f-disp);font-weight:700;font-size:clamp(20px,2vw,28px);line-height:1.3;color:#fff;margin:7px 0 8px;letter-spacing:.01em;transition:color .3s ease;}
.nlist__main p{margin:0;font-size:14px;line-height:1.85;color:var(--txt-dim);max-width:64em;}
.nlist__go{font-size:12px;letter-spacing:.14em;color:var(--txt-faint);white-space:nowrap;transition:color .3s ease;}
.nlist__i:hover .nlist__go,.nlist__i:hover h2{color:var(--accent);}

/* ---------- 标准配置 ---------- */
.cfg__note{margin:26px 0 0;font-size:14px;line-height:1.9;color:var(--txt-faint);max-width:70em;}

/* ---------- 联系我们 ---------- */
.contact-page{display:grid;grid-template-columns:1.3fr .7fr;gap:60px;align-items:center;padding:34px 0 56px;}
.contact-page .h2{margin:0 0 6px;}
.contact-page .eyebrow{margin-bottom:18px;}

/* 锚点定位避让固定顶栏 */
html{scroll-behavior:smooth;}
.pg [id]{scroll-margin-top:calc(var(--hd-h) + 22px);}

/* ---------- 页脚 ---------- */
.ft{border-top:1px solid var(--line);margin-top:64px;background:var(--bg-2);}
.ft__in{display:flex;justify-content:space-between;gap:26px;flex-wrap:wrap;padding:34px 0;}
.ft__c{font-size:14px;color:var(--txt-dim);line-height:2;}
.ft__c b{display:block;font-size:17px;color:#fff;margin-bottom:6px;font-weight:500;}
.ft__c a{color:var(--txt-dim);}
.ft__c a:hover{color:var(--accent);}
.ft__bar{border-top:1px solid var(--line-soft);padding:16px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--txt-faint);}
.ft__bar a{color:var(--txt-faint);}
.ft__bar a:hover{color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .pg .wrap{padding:0 34px;}
  .pdp__grid{gap:40px;}
  .svc__lead{gap:36px;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .plist__grid{gap:18px;}
  .caselist{gap:18px;}
  .contact-page{gap:38px;}
}
@media (max-width:900px){
  .pg .wrap{padding:0 22px;}
  .sec{padding:40px 0;}
  .pdp{padding:22px 0 40px;}
  .pdp__grid,.svc__lead{grid-template-columns:1fr;gap:26px;}
  .pdp__key{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .svc-adv{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .band{padding:24px 22px;}
  .band p{font-size:18px;}
  .ft__in{padding:26px 0;}
  .plist__hd{padding:26px 0 24px;}
  .plist__stat{display:none;}
  .plist__grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .plist__grid .prod-card__body{padding:12px 12px 0;}
  .plist__grid .prod-card__name{font-size:21px;margin-bottom:10px;}
  .prod-card__desc{display:none;}
  .plist-bar{margin-bottom:20px;}
  .pgn{margin-top:36px;}
  .pgn a,.pgn span{min-width:42px;height:42px;font-size:15px;}
  .pgn a.pgn__wide{min-width:84px;padding:0 12px;}
  .about__stats{gap:28px;margin-top:26px;}
  .caselist{grid-template-columns:1fr;}
  .nlist__i{grid-template-columns:36px 1fr;gap:14px;padding:20px 0;}
  .nlist__go{display:none;}
  .nlist__main h2{font-size:19px;}
  .contact-page{grid-template-columns:1fr;gap:30px;padding:24px 0 40px;}
}