/* ========= 耗材产品中心 v2 · 三级分类（分区 → 小类 → 规格） ========= */
.dev-ribbon{position:fixed;top:0;left:0;right:0;z-index:1100;background:var(--primary-deep);color:#fff;
  font-size:12px;letter-spacing:.06em;text-align:center;padding:5px 12px;}
.dev-ribbon b{color:var(--accent);font-weight:700;}
body{padding-top:98px;}            /* 26px 预览条 + 72px 固定导航，保证内容不被导航遮挡 */
.navbar{top:26px !important;}
.navbar.scrolled{top:26px !important;}
#list,#cats,#quick{scroll-margin-top:168px;}

/* ---------- 顶部信息条（替代大 Banner，页面直接进入产品内容） ---------- */
.cs-strip{position:relative;overflow:hidden;border-bottom:1px solid var(--gray-200);padding:15px 0 14px;
  background:radial-gradient(720px 200px at 94% -70%,rgba(11,74,151,.14),rgba(11,74,151,0) 70%),
    radial-gradient(460px 170px at 4% 140%,rgba(212,237,0,.13),rgba(212,237,0,0) 72%),
    linear-gradient(180deg,#f8fbff 0%,var(--white) 100%);}
/* 蓝图网格：只做极淡底纹，不影响文字可读性 */
.cs-strip::after{content:'';position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(11,74,151,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,74,151,.055) 1px,transparent 1px);
  background-size:26px 26px,26px 26px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.18) 68%,transparent);
          mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.18) 68%,transparent);}
.cs-strip .container{position:relative;z-index:1;}
#cats.section{padding-top:58px;}
#quick.section{padding-bottom:88px;}
.cs-strip::before{content:'';position:absolute;left:0;top:0;width:100%;height:3px;z-index:2;
  background:linear-gradient(90deg,var(--primary-deep) 0%,var(--primary) 40%,var(--primary-bright) 74%,var(--accent) 100%);
  box-shadow:0 1px 12px rgba(47,128,237,.55);}
.cs-strip-in{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cs-brand{display:inline-flex;align-items:center;gap:8px;background:var(--white);
  border:1px solid var(--primary-light);color:var(--primary);border-radius:999px;padding:6px 14px;
  font-size:12.5px;font-weight:700;letter-spacing:.04em;white-space:nowrap;
  box-shadow:0 2px 10px rgba(11,74,151,.07);}
.cs-brand .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px rgba(212,237,0,.22);animation:txPulse 2.4s ease-in-out infinite;}
@keyframes txPulse{0%,100%{box-shadow:0 0 0 3px rgba(212,237,0,.30);opacity:1;}
  50%{box-shadow:0 0 0 7px rgba(212,237,0,.06);opacity:.75;}}
.cs-mini{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.cs-mini i{font-style:normal;font-size:12.5px;color:var(--gray-600);display:inline-flex;align-items:baseline;gap:4px;white-space:nowrap;}
.cs-mini i b{font-family:var(--font-num);font-size:19px;font-weight:800;line-height:.9;
  min-width:1.2em;text-align:right;
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 45%,#3d9bf7 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent;filter:drop-shadow(0 1px 6px rgba(11,74,151,.18));}
.cs-mini i.hl b{background:linear-gradient(135deg,#0a7a2f 0%,#15b371 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;}
.cs-mini .sep{width:1px;height:16px;background:var(--gray-200);}
.cs-mini-search{margin-left:auto;flex:1 1 330px;min-width:270px;max-width:450px;
  display:flex;align-items:center;gap:8px;background:var(--white);
  border:1px solid var(--gray-300);border-radius:999px;padding:5px 5px 5px 16px;transition:var(--transition);
  box-shadow:0 2px 10px rgba(11,74,151,.05);}
.cs-mini-search:focus-within{border-color:var(--primary-bright);box-shadow:0 0 0 3px rgba(11,74,151,.10),0 6px 18px -8px rgba(11,74,151,.35);}
.cs-mini-search .ic{width:17px;height:17px;color:var(--gray-500);flex:0 0 auto;}
.cs-mini-search input{flex:1;border:0;background:transparent;outline:0;font-size:13.5px;color:var(--ink);
  font-family:var(--font-cn);min-width:0;padding:6px 0;}
.cs-mini-search input::placeholder{color:var(--gray-400);}
.cs-mini-search button{border:0;background:var(--primary);color:#fff;border-radius:999px;padding:8px 20px;
  font-size:13px;font-weight:700;cursor:pointer;font-family:var(--font-cn);transition:var(--transition);white-space:nowrap;}
.cs-mini-search button:hover{background:var(--primary-deep);}

/* ---------- 小类快捷索引条（sticky） ---------- */
/* 官网 style.css 在 html/body 上设了 overflow-x:hidden，会生成滚动容器把 sticky 吃掉；
   改用 overflow-x:clip —— 同样裁掉横向溢出，但不产生滚动容器 */
html,body{overflow-x:clip !important;}
.cs-nav{position:sticky;top:98px;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--gray-200);box-shadow:var(--shadow-xs);}
.cs-nav-in{display:flex;align-items:center;gap:10px;padding:12px 0;overflow-x:auto;scrollbar-width:thin;}
.cs-nav-in::-webkit-scrollbar{height:5px;}
.cs-nav-in::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px;}
.nv-chip{display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;border:1px solid var(--gray-300);
  background:var(--white);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--gray-700);
  cursor:pointer;transition:var(--transition);font-family:var(--font-cn);white-space:nowrap;position:relative;overflow:hidden;}
.nv-chip::before{content:'';position:absolute;inset:0;opacity:0;transition:var(--transition);
  background:linear-gradient(120deg,rgba(255,255,255,.25),transparent 55%);}
.nv-chip:hover{border-color:var(--primary-bright);color:var(--primary);box-shadow:0 4px 14px -6px rgba(11,74,151,.45);}
.nv-chip .ic{width:17px;height:17px;color:var(--gc,var(--primary));}
.nv-chip .n{font-family:var(--font-num);font-weight:700;font-size:12px;color:var(--gray-500);}
.nv-chip.on{background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 55%,var(--primary-bright) 100%);
  border-color:transparent;color:#fff;font-weight:600;box-shadow:0 6px 16px -6px rgba(11,74,151,.55);}
.nv-chip.on .ic,.nv-chip.on .n{color:#fff;opacity:.9;}
.nv-sep{flex:0 0 auto;width:1px;height:20px;background:var(--gray-300);margin:0 4px;}

/* ---------- 分区 tab ---------- */
.grp-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;}
.grp-tab{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--gray-200);background:var(--white);
  border-radius:var(--radius-lg);padding:11px 18px;cursor:pointer;transition:var(--transition);font-family:var(--font-cn);
  position:relative;overflow:hidden;}
.grp-tab::after{content:'';position:absolute;top:0;bottom:0;left:-40%;width:36%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg);opacity:0;transition:opacity .25s ease;}
.grp-tab:hover::after{opacity:.9;animation:txSweep .7s ease;}
@keyframes txSweep{from{left:-40%}to{left:120%}}
.grp-tab .ic{width:20px;height:20px;color:var(--gc,var(--primary));}
.grp-tab b{font-size:15px;color:var(--ink);font-weight:700;}
.grp-tab .n{font-family:var(--font-num);font-size:12.5px;color:var(--gray-500);font-weight:700;}
.grp-tab:hover{border-color:var(--gc,var(--primary-bright));box-shadow:0 10px 24px -14px rgba(11,74,151,.55);transform:translateY(-1px);}
.grp-tab.on{background:linear-gradient(135deg,var(--gc,var(--primary)) 0%,rgba(11,74,151,.92) 100%);
  border-color:transparent;box-shadow:0 12px 26px -12px rgba(11,74,151,.55);}
.grp-tab.on b,.grp-tab.on .n,.grp-tab.on .ic{color:#fff;}
.grp-tab.on .n{opacity:.8;}
.grp-tab.on::after{opacity:.55;animation:txSweep .7s ease;}

/* ---------- 分区块 + 小类卡 ---------- */
.blk{margin-bottom:40px;}
.blk-hd{display:flex;align-items:center;gap:13px;margin-bottom:18px;padding-bottom:13px;
  border-bottom:1px solid var(--gray-200);position:relative;}
.blk-hd::after{content:'';position:absolute;left:0;bottom:-1px;width:110px;height:2px;
  background:linear-gradient(90deg,var(--gc,var(--primary)) 0%,var(--primary-bright) 65%,transparent 100%);border-radius:2px;
  box-shadow:0 1px 8px rgba(11,74,151,.28);}
.blk-hd .ic{width:32px;height:32px;padding:7px;border-radius:9px;color:#fff;flex:0 0 auto;box-shadow:var(--shadow-sm);}
.blk-hd h3{font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.blk-hd .cnt{font-size:12.5px;color:var(--gray-600);background:var(--gray-100);border-radius:999px;padding:4px 12px;}
.blk-hd .cnt b{font-family:var(--font-num);color:var(--gc,var(--primary));font-size:15px;}
.blk-hd .desc{margin-left:auto;font-size:13px;color:var(--gray-500);}

.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.cat{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:19px;cursor:pointer;transition:var(--transition);position:relative;display:flex;flex-direction:column;
  overflow:hidden;box-shadow:var(--shadow-xs);}
.cat::before{content:'';position:absolute;left:0;top:0;width:100%;height:3px;z-index:2;
  background:linear-gradient(90deg,var(--gc,var(--primary)) 0%,var(--primary-bright) 62%,var(--accent) 100%);
  opacity:0;transition:var(--transition);}
/* hover 显现的四角科技框线 */
.cat::after{content:'';position:absolute;inset:8px;pointer-events:none;opacity:0;transition:opacity .22s ease;z-index:1;
  background:
    linear-gradient(var(--primary-bright),var(--primary-bright)) left top/11px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left top/1px 11px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right top/11px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right top/1px 11px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left bottom/11px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left bottom/1px 11px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right bottom/11px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right bottom/1px 11px no-repeat;}
.cat:hover{box-shadow:0 22px 44px -22px rgba(11,74,151,.45);transform:translateY(-3px);border-color:var(--primary-light);}
.cat:hover::before{opacity:1;}
.cat:hover::after{opacity:.75;}
.cat.on{border-color:var(--primary);box-shadow:0 18px 38px -22px rgba(11,74,151,.5);background:var(--primary-softer);}
.cat.on::before{opacity:1;}
.cat-top{display:flex;align-items:center;gap:13px;margin-bottom:11px;}
.cat-ic{width:52px;height:52px;flex:0 0 auto;border-radius:14px;display:flex;align-items:center;
  justify-content:center;color:var(--primary);transition:var(--transition);position:relative;overflow:hidden;
  background:linear-gradient(145deg,#eef5fd,var(--primary-softer));
  background-image:linear-gradient(145deg,#eef5fd,var(--primary-softer)),
    linear-gradient(rgba(11,74,151,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(11,74,151,.09) 1px,transparent 1px);
  background-size:auto,13px 13px,13px 13px;
  border:1px solid var(--primary-light);}
.cat:hover .cat-ic{background:linear-gradient(145deg,var(--gc,var(--primary)),#1a63b8);border-color:transparent;color:#fff;
  box-shadow:0 8px 20px -6px rgba(11,74,151,.45);}
.cat-ic svg{width:30px;height:30px;}
/* 照片示例图（AI 生成美图，缺失时回退 SVG 图标） */
.cat-ic.has-img{background:#fff;}
.cat-ic.has-img svg{display:none;}
.cat-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:var(--transition);}
.cat:hover .cat-ic.has-img{border-color:var(--gc,var(--primary-bright));box-shadow:0 8px 20px -6px rgba(11,74,151,.45);}
.cat:hover .cat-ic.has-img .cat-img{transform:scale(1.12);}
.cat-ti{min-width:0;flex:1;}
.cat-ti h4{font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.35;display:flex;align-items:center;gap:7px;flex-wrap:wrap;}
/* 卡片右上角编号（目录序号感） */
.cat-no{position:absolute;right:15px;top:13px;font-family:var(--font-num);font-size:11px;font-weight:800;
  letter-spacing:.1em;color:var(--gray-400);transition:var(--transition);}
.cat:hover .cat-no{color:var(--gc,var(--primary));}
.cat-ti .sub{font-size:12px;color:var(--gray-500);margin-top:3px;}
.cat-prefix{font-family:var(--font-num);font-size:11.5px;font-weight:800;color:var(--primary);
  background:var(--white);border:1px solid var(--primary-light);border-radius:4px;padding:1px 7px;}
.cat-pitch{font-size:12.5px;color:var(--gray-600);line-height:1.65;margin-bottom:12px;min-height:42px;}
.cat-specs{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:12px;}
.cat-specs span{font-family:var(--font-num);font-size:11px;color:var(--gray-700);background:var(--gray-100);
  border:1px solid var(--gray-200);border-radius:4px;padding:2px 7px;font-weight:600;transition:var(--transition);}
.cat:hover .cat-specs span{background:var(--white);border-color:var(--primary-light);color:var(--primary);}
.cat-specs span.more{color:var(--primary);border-color:var(--primary-light);background:var(--white);}
.cat-ft{margin-top:auto;display:flex;align-items:center;gap:10px;padding-top:11px;border-top:1px dashed var(--gray-200);}
.cat-n{font-family:var(--font-num);font-size:12.5px;color:var(--gray-600);font-weight:700;}
.cat-n b{color:var(--primary);font-size:15px;}
.cat-live{font-size:11.5px;font-weight:700;border-radius:999px;padding:2px 9px;background:#e8f6ee;color:#0a7a2f;}
.cat-none{font-size:11.5px;font-weight:700;border-radius:999px;padding:2px 9px;background:#fdf3e3;color:#b45309;}
.cat-go{margin-left:auto;color:var(--primary);display:flex;align-items:center;gap:4px;font-size:12.5px;font-weight:600;}
.cat-go svg{width:15px;height:15px;}
.cat:hover .cat-go svg{transform:translateX(3px);}
.cat-go svg{transition:var(--transition);}

/* ---------- 面包屑 + 小类头 ---------- */
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--gray-600);margin-bottom:16px;}
.crumb a{color:var(--primary);cursor:pointer;text-decoration:none;font-weight:600;}
.crumb a:hover{text-decoration:underline;}
.crumb .sep{color:var(--gray-400);}
.crumb .cur{color:var(--ink);font-weight:700;}

.shead{display:flex;align-items:flex-start;gap:18px;border:1px solid var(--gray-200);
  border-left:4px solid var(--gc,var(--primary));border-radius:var(--radius-lg);padding:18px 22px;margin-bottom:20px;
  position:relative;overflow:hidden;
  background:linear-gradient(100deg,var(--white) 0%,rgba(11,74,151,.035) 60%,var(--white) 100%);}
.shead::after{content:'';position:absolute;right:-60px;top:-70px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,128,237,.16),transparent 68%);pointer-events:none;}
.shead > *{position:relative;z-index:1;}
.shead .ic{width:58px;height:58px;flex:0 0 auto;border-radius:var(--radius-lg);display:flex;align-items:center;
  justify-content:center;background:var(--primary-softer);border:1px solid var(--primary-light);color:var(--gc,var(--primary));}
.shead .ic svg{width:34px;height:34px;}
.shead .ic.has-img{background:#fff;position:relative;overflow:hidden;}
.shead .ic.has-img svg{display:none;}
.shead .ic.has-img .cat-img{position:absolute;inset:0;}
.shead h3{font-size:21px;font-weight:800;color:var(--ink);margin-bottom:4px;display:flex;align-items:center;gap:9px;flex-wrap:wrap;}
.shead .pitch{font-size:13.5px;color:var(--gray-600);margin-bottom:10px;line-height:1.7;}
.shead .specs{display:flex;flex-wrap:wrap;gap:6px;}
.shead .specs span{font-family:var(--font-num);font-size:12px;font-weight:700;color:var(--primary);
  background:var(--primary-softer);border:1px solid var(--primary-light);border-radius:4px;padding:3px 9px;}
.shead .meta{margin-left:auto;text-align:right;flex:0 0 auto;font-size:12.5px;color:var(--gray-600);}
.shead .meta b{font-family:var(--font-num);font-size:22px;display:block;line-height:1.2;
  background:linear-gradient(135deg,var(--gc,var(--primary-deep)) 0%,var(--primary-bright) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;}

/* ---------- 工具条 ---------- */
.cs-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:var(--white);
  border:1px solid var(--gray-200);border-radius:var(--radius-lg);padding:13px 18px;margin-bottom:18px;}
.cs-toolbar .lbl{font-size:13px;color:var(--gray-600);}
.cs-chips{display:flex;gap:8px;flex-wrap:wrap;}
.chip{border:1px solid var(--gray-300);background:var(--white);border-radius:999px;padding:5px 14px;
  font-size:13px;color:var(--gray-700);cursor:pointer;transition:var(--transition);font-family:var(--font-cn);}
.chip:hover{border-color:var(--primary-bright);color:var(--primary);}
.chip.on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}
.cs-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
select.cs-sel{border:1px solid var(--gray-300);border-radius:var(--radius);padding:6px 10px;
  font-size:13px;color:var(--ink-soft);background:var(--white);font-family:var(--font-cn);cursor:pointer;}
.vswitch{display:flex;border:1px solid var(--gray-300);border-radius:var(--radius);overflow:hidden;}
.vswitch button{border:0;background:var(--white);padding:6px 13px;font-size:13px;cursor:pointer;
  color:var(--gray-600);transition:var(--transition);font-family:var(--font-cn);}
.vswitch button.on{background:var(--primary);color:#fff;font-weight:600;}
.cs-result{font-size:13.5px;color:var(--gray-600);margin-bottom:14px;}
.cs-result b{font-family:var(--font-num);color:var(--primary);font-size:16px;}

/* ---------- 产品卡 ---------- */
.pc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.pc{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:19px;display:flex;flex-direction:column;transition:var(--transition);position:relative;overflow:hidden;}
.pc::before{content:'';position:absolute;left:0;top:0;width:3px;height:100%;opacity:0;transition:var(--transition);
  background:linear-gradient(180deg,var(--accent) 0%,var(--primary-bright) 34%,var(--primary) 72%,rgba(11,74,151,0) 100%);}
.pc:hover{box-shadow:0 20px 40px -22px rgba(11,74,151,.45);border-color:var(--primary-light);transform:translateY(-2px);}
.pc:hover::before{opacity:1;}
.pc-status{box-shadow:0 1px 6px rgba(11,74,151,.07);}
.pc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:11px;}
.pc-cat{font-size:12px;color:var(--primary);background:var(--primary-softer);
  border:1px solid var(--primary-light);border-radius:4px;padding:2px 9px;font-weight:600;}
.pc-status{font-size:11.5px;border-radius:999px;padding:2px 10px;font-weight:700;}
.pc-s-live{background:#e8f6ee;color:#0a7a2f;}
.pc-s-new{background:#fdf3e3;color:#b45309;}
.pc-code{font-family:var(--font-num);font-size:20px;font-weight:800;letter-spacing:.04em;margin-bottom:5px;
  color:var(--primary);
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 42%,#3d9bf7 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 1px 6px rgba(11,74,151,.14));}
.pc-name{font-size:15px;font-weight:600;color:var(--ink);line-height:1.6;margin-bottom:11px;}
.pc-specs{display:flex;flex-direction:column;gap:5px;margin-bottom:11px;border-top:1px dashed var(--gray-200);padding-top:11px;}
.pc-specs div{display:flex;gap:8px;font-size:12.5px;line-height:1.6;}
.pc-specs i{color:var(--gray-500);font-style:normal;flex:0 0 34px;}
.pc-specs span{color:var(--ink-soft);}

/* ---------- 小类卡：代表型号（不点进去也能看到具体产品） ---------- */
.cat-hot{border-top:1px dashed var(--gray-200);padding-top:10px;margin-bottom:12px;}
.cat-hot .h{font-size:11px;color:var(--gray-500);letter-spacing:.08em;margin-bottom:6px;font-weight:600;}
.cat-hot .r{display:flex;gap:8px;font-size:12px;line-height:1.75;color:var(--ink-soft);}
.cat-hot .r b{font-family:var(--font-num);color:var(--primary);font-weight:700;flex:0 0 auto;}
.cat-hot .r span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 全品类速查表（一页看全，无需搜索） ---------- */
.qk-wrap{background:var(--white);border:1px solid var(--primary-light);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:0 26px 52px -34px rgba(11,74,151,.55);}
.qk-scroll{overflow-x:auto;}
table.qk-tb{width:100%;border-collapse:collapse;font-size:13.5px;min-width:960px;}
.qk-tb th{background:linear-gradient(135deg,var(--primary) 0%,#15528f 100%);color:#fff;font-weight:700;
  text-align:left;padding:13px 18px;white-space:nowrap;font-size:12.5px;letter-spacing:.06em;
  border-right:1px solid rgba(255,255,255,.10);
  background-image:linear-gradient(135deg,var(--primary) 0%,#15528f 100%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.07) 0 6px,transparent 6px 13px);}
.qk-tb th:last-child{border-right:0;}
.qk-tb td{padding:12px 18px;border-bottom:1px solid var(--gray-100);color:var(--ink-soft);vertical-align:middle;}
/* 分区色带行 */
.qk-tb tr.qk-grp td{background:var(--gbg);border-left:4px solid var(--gc);
  border-bottom:1px solid var(--gray-200);padding:11px 16px;}
.qk-tb tr.qk-grp:first-child td{border-top:0;}
.qk-tb .qk-gn{display:flex;align-items:center;gap:11px;width:100%;}
.qk-tb .qk-gn .ic{width:23px;height:23px;padding:5px;border-radius:7px;color:#fff;background:var(--gc);flex:0 0 auto;}
.qk-tb .qk-gn b{font-size:15px;color:var(--ink);font-weight:800;letter-spacing:.02em;}
.qk-tb .qk-gn .n{margin-left:auto;font-family:var(--font-num);font-size:12.5px;color:var(--gray-600);font-weight:700;}
/* 小类行 */
.qk-tb tr.qk-sub{cursor:pointer;}
.qk-tb tr.qk-sub td:first-child{border-left:4px solid var(--gc);}
.qk-tb tr.qk-sub:hover td{background:var(--primary-softer);box-shadow:inset 0 0 0 9999px rgba(11,74,151,.02);}
.qk-tb tr.qk-sub:hover .qk-ct{filter:drop-shadow(0 2px 10px rgba(11,74,151,.28));}
.qk-tb tr.qk-sub:hover .qk-ct{color:var(--primary-deep);}
.qk-tb .qk-nm{display:flex;align-items:center;gap:11px;font-weight:700;color:var(--ink);white-space:nowrap;font-size:14px;}
.qk-tb .qk-nm .ic{width:29px;height:29px;padding:5px;border-radius:8px;flex:0 0 auto;
  background:var(--primary-softer);border:1px solid var(--primary-light);color:var(--primary);transition:var(--transition);}
.qk-tb tr.qk-sub:hover .qk-nm .ic{background:var(--primary);border-color:var(--primary);color:#fff;}
.qk-tb .qk-pf{font-family:var(--font-num);font-size:12px;font-weight:800;color:var(--primary);
  background:var(--primary-softer);border:1px solid var(--primary-light);border-radius:4px;padding:2px 8px;white-space:nowrap;}
.qk-tb .qk-sp{font-family:var(--font-num);font-size:12.5px;color:var(--gray-600);line-height:1.75;}
.qk-tb .qk-ct{font-family:var(--font-num);font-weight:800;font-size:17px;white-space:nowrap;transition:var(--transition);
  color:var(--primary);
  background:linear-gradient(135deg,var(--gc,var(--primary)) 0%,var(--primary-bright) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.qk-tb .qk-ct small{font-size:11px;font-weight:600;margin-left:2px;-webkit-text-fill-color:var(--gray-500);color:var(--gray-500);}
.qk-tb .qk-mt{font-size:12.5px;color:var(--gray-600);line-height:1.7;}

/* 速查表顶部迷你分区索引 */
.qk-legend{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.qk-legend button{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--gray-200);
  background:var(--white);border-radius:999px;padding:6px 14px;font-size:12.5px;color:var(--gray-700);
  cursor:pointer;transition:var(--transition);font-family:var(--font-cn);}
.qk-legend button:hover{border-color:var(--primary-bright);color:var(--primary);box-shadow:var(--shadow-xs);}
.qk-legend button .ic{width:16px;height:16px;}
.qk-legend button .d{width:7px;height:7px;border-radius:50%;}
.qk-legend button b{font-family:var(--font-num);font-size:13px;font-weight:800;color:var(--primary);}

/* ---------- 产品卡分组小标题 ---------- */
.pg-hd{grid-column:1/-1;display:flex;align-items:center;gap:11px;background:var(--primary-softer);
  border:1px solid var(--primary-light);border-left:4px solid var(--primary);border-radius:var(--radius);
  padding:10px 15px;margin:8px 0 -2px;}
.pg-hd .ic{width:24px;height:24px;padding:4px;border-radius:7px;color:var(--primary);flex:0 0 auto;}
.pg-hd b{font-size:15.5px;color:var(--ink);font-weight:800;}
.pg-hd .n{font-family:var(--font-num);font-size:12.5px;color:var(--gray-600);font-weight:700;}
.pg-hd .go{margin-left:auto;font-size:12.5px;color:var(--primary);font-weight:600;cursor:pointer;
  display:flex;align-items:center;gap:4px;white-space:nowrap;}
.pg-hd .go svg{width:15px;height:15px;transition:var(--transition);}
.pg-hd .go:hover svg{transform:translateX(3px);}
.pc-actions{margin-top:auto;display:flex;align-items:center;gap:10px;border-top:1px solid var(--gray-100);padding-top:12px;}
.btn-detail{flex:1;border:1px solid var(--primary);color:var(--primary);background:var(--white);
  border-radius:var(--radius);padding:7px 10px;font-size:13px;cursor:pointer;transition:var(--transition);
  font-family:var(--font-cn);font-weight:600;}
.btn-detail:hover{background:var(--primary);color:#fff;}
.pc-quote{display:flex;align-items:center;gap:5px;font-size:12.5px;color:var(--gray-600);cursor:pointer;white-space:nowrap;}
.pc-quote input{accent-color:var(--primary);cursor:pointer;}

/* ---------- 表格视图 ---------- */
.tb-wrap{overflow-x:auto;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-lg);}
table.cs-tb{width:100%;border-collapse:collapse;font-size:13px;min-width:1040px;}
.cs-tb th{background:var(--primary-softer);color:var(--primary);font-weight:700;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--primary-light);white-space:nowrap;font-size:12.5px;}
.cs-tb td{padding:11px 14px;border-bottom:1px solid var(--gray-100);color:var(--ink-soft);vertical-align:top;}
.cs-tb tr:hover td{background:var(--primary-softer);}
.cs-tb .c-code{font-family:var(--font-num);font-weight:700;color:var(--primary);white-space:nowrap;}
.cs-tb .c-origin{font-family:var(--font-num);color:var(--gray-600);white-space:nowrap;font-size:12px;}
.cs-tb .c-name{font-weight:600;color:var(--ink);min-width:190px;}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(6,35,74,.55);z-index:300;display:none;
  align-items:center;justify-content:center;padding:24px;backdrop-filter:blur(3px);}
.modal-mask.open{display:flex;}
.modal{background:var(--white);border-radius:var(--radius-xl);max-width:660px;width:100%;
  max-height:88vh;overflow:auto;box-shadow:var(--shadow-lg);position:relative;}
.modal-hd{position:sticky;top:0;background:var(--white);padding:24px 28px 18px;border-bottom:1px solid var(--gray-200);z-index:2;}
.modal-hd .tag{display:inline-block;font-size:12px;color:var(--primary);background:var(--primary-softer);
  border:1px solid var(--primary-light);border-radius:4px;padding:2px 9px;font-weight:600;margin-bottom:10px;}
.modal-hd h3{font-size:22px;font-weight:700;color:var(--ink);line-height:1.5;padding-right:40px;}
.modal-hd .code{font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--primary);margin-top:6px;}
.modal-close{position:absolute;right:22px;top:22px;border:0;background:var(--gray-100);width:32px;height:32px;
  border-radius:50%;cursor:pointer;font-size:19px;color:var(--gray-600);line-height:1;transition:var(--transition);}
.modal-close:hover{background:var(--gray-200);color:var(--ink);}
.modal-bd{padding:22px 28px 26px;}
.kv{width:100%;border-collapse:collapse;font-size:13.5px;}
.kv th{text-align:left;width:104px;color:var(--gray-500);font-weight:500;padding:9px 0;
  border-bottom:1px solid var(--gray-100);vertical-align:top;white-space:nowrap;}
.kv td{padding:9px 0;border-bottom:1px solid var(--gray-100);color:var(--ink-soft);}
.kv td.mono{font-family:var(--font-num);}
.feat-list{margin-top:16px;}
.feat-list h5{font-size:13px;color:var(--gray-500);font-weight:600;margin-bottom:8px;letter-spacing:.04em;}
.feat-list ul li{font-size:13px;line-height:1.8;color:var(--ink-soft);padding-left:16px;position:relative;}
.feat-list ul li::before{content:'';position:absolute;left:4px;top:11px;width:5px;height:5px;border-radius:50%;background:var(--primary-bright);}
.modal-ft{margin-top:22px;display:flex;gap:10px;}
.modal-ft .btn{flex:1;text-align:center;border-radius:var(--radius);padding:11px;font-size:14px;font-weight:600;text-decoration:none;}
.btn-sq{background:var(--accent);color:var(--primary-ink);}
.btn-line{border:1px solid var(--gray-300);color:var(--ink-soft);background:var(--white);}

/* ---------- 询价条 ---------- */
.quote-bar{position:fixed;left:50%;transform:translateX(-50%) translateY(120%);bottom:20px;z-index:250;
  background:var(--primary-ink);color:#fff;border-radius:999px;padding:12px 12px 12px 24px;display:flex;
  align-items:center;gap:18px;box-shadow:var(--shadow-lg);transition:transform .3s cubic-bezier(.4,0,.2,1);}
.quote-bar.show{transform:translateX(-50%) translateY(0);}
.quote-bar .qb-n{font-family:var(--font-num);font-weight:800;color:var(--accent);font-size:17px;}
.quote-bar button{border:0;border-radius:999px;padding:8px 18px;font-size:13px;font-weight:700;cursor:pointer;font-family:var(--font-cn);}
.qb-export{background:var(--accent);color:var(--primary-ink);}
.qb-clear{background:rgba(255,255,255,.14);color:#fff;}
/* 移动端询价条：改为贴底全宽条，修复窄视口下被压缩成竖排椭圆的问题 */
@media (max-width:680px){
  .quote-bar{left:12px;right:12px;transform:translateY(130%);bottom:12px;
    padding:10px 12px 10px 16px;gap:10px;justify-content:space-between;border-radius:16px;}
  .quote-bar.show{transform:translateY(0);}
  .quote-bar>div,.quote-bar button{white-space:nowrap;flex:0 0 auto;}
  .quote-bar .qb-n{font-size:16px;}
  .quote-bar button{padding:9px 14px;}
}

.empty{text-align:center;padding:60px 20px;color:var(--gray-500);background:var(--white);
  border:1px dashed var(--gray-300);border-radius:var(--radius-lg);}
.empty b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px;}

/* ============ v5：科技感增强层 ============ */
/* 顶部滚动进度条 */
.tx-prog{position:fixed;top:98px;left:0;height:2px;z-index:90;width:0;pointer-events:none;
  background:linear-gradient(90deg,var(--primary-deep) 0%,var(--primary-bright) 62%,var(--accent) 100%);
  box-shadow:0 0 12px rgba(47,128,237,.65);}

/* 蓝图网格底纹（仅内容区，避免影响深色区块） */
.cs-gridbg{position:relative;overflow:hidden;}
.cs-gridbg > .container{position:relative;z-index:1;}
/* 分区上沿：0.5px 刻度尺装饰 */
.cs-gridbg::after{content:'';position:absolute;left:0;right:0;top:0;height:1px;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(11,74,151,.34) 0 1px,transparent 1px 14px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);}
.cs-gridbg::before{content:'';position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(11,74,151,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,74,151,.045) 1px,transparent 1px),
    linear-gradient(rgba(11,74,151,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,74,151,.06) 1px,transparent 1px);
  background-size:24px 24px,24px 24px,120px 120px,120px 120px;
  -webkit-mask-image:radial-gradient(125% 78% at 50% 4%,#000 18%,transparent 88%);
          mask-image:radial-gradient(125% 78% at 50% 4%,#000 18%,transparent 88%);}

/* 区块标题：渐变标题 + 发光标签线 */
.section-header .section-tag::before,.section-header .section-tag::after{
  width:34px;height:2px;opacity:1;border-radius:2px;
  background:linear-gradient(90deg,rgba(11,74,151,0),var(--primary-bright));}
.section-header .section-tag::after{background:linear-gradient(270deg,rgba(11,74,151,0),var(--primary-bright));}
.section-header .section-title{
  background:linear-gradient(96deg,var(--primary-deep) 0%,var(--primary) 45%,#1a63b8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;}

/* 工具条 / 视图切换：玻璃 + 发光 */
.cs-toolbar{background:linear-gradient(100deg,var(--white) 0%,#fafcff 100%);
  box-shadow:0 10px 26px -22px rgba(11,74,151,.6);}
select.cs-sel:focus,.chip:hover{border-color:var(--primary-bright);box-shadow:0 4px 12px -6px rgba(11,74,151,.5);}
.chip.on{background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 60%,var(--primary-bright) 100%);
  border-color:transparent;box-shadow:0 6px 16px -8px rgba(11,74,151,.6);}
.vswitch button.on{background:linear-gradient(135deg,var(--primary),var(--primary-bright));}
.pg-hd{background:linear-gradient(100deg,var(--primary-softer) 0%,rgba(255,255,255,.6) 100%);}
.qk-legend button:hover{border-color:var(--primary-bright);color:var(--primary);box-shadow:0 8px 18px -10px rgba(11,74,151,.6);}
.tb-wrap{box-shadow:0 22px 46px -34px rgba(11,74,151,.5);}

/* 深色科技 CTA */
.cs-cta{position:relative;overflow:hidden;text-align:center;color:#fff;background:#041530;
  border-bottom:1px solid rgba(212,237,0,.30);}
.cs-cta > .container{position:relative;z-index:1;}
.cs-cta::before{content:'';position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.075) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.075) 1px,transparent 1px);
  background-size:34px 34px,34px 34px;
  -webkit-mask-image:radial-gradient(80% 150% at 50% 0%,#000 20%,transparent 82%);
          mask-image:radial-gradient(80% 150% at 50% 0%,#000 20%,transparent 82%);}
.cs-cta::after{content:'';position:absolute;left:50%;top:-190px;width:820px;height:460px;pointer-events:none;
  transform:translateX(-50%);
  background:
    radial-gradient(ellipse at 50% 50%,rgba(47,128,237,.85),rgba(47,128,237,0) 62%),
    radial-gradient(ellipse at 50% 50%,rgba(120,190,255,.35),rgba(120,190,255,0) 78%);}
.cs-cta h2{font-size:32px;font-weight:800;margin-bottom:14px;color:#fff;
  text-shadow:0 2px 24px rgba(47,128,237,.55);}
.cs-cta .btn{position:relative;overflow:hidden;}
.cs-cta .btn::after{content:'';position:absolute;top:0;bottom:0;left:-45%;width:32%;transform:skewX(-18deg);
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);opacity:0;transition:opacity .2s ease;}
.cs-cta .btn:hover::after{opacity:1;animation:txSweep .72s ease;}
.cta-tel{margin-top:26px;display:inline-flex;align-items:center;gap:11px;font-size:14px;color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.07);border:1px solid rgba(212,237,0,.40);border-radius:999px;
  padding:9px 24px;backdrop-filter:blur(6px);box-shadow:0 8px 28px -14px rgba(0,0,0,.6);}
.cta-tel .lab{letter-spacing:.04em;}
.cta-tel a{font-family:var(--font-num);font-size:22px;font-weight:800;color:#fff;text-decoration:none;
  background:linear-gradient(135deg,#9fe0ff 0%,#d4ed00 100%);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;transition:filter .2s ease;}
.cta-tel:hover a{filter:brightness(1.14);}

@media (prefers-reduced-motion: reduce){
  .cs-brand .dot,.grp-tab::after,.cs-cta .btn::after,
  .cs-cta .cta-orb,.cat,.pc{animation:none !important;}
  .cs-cta .cta-orb{display:none !important;}
}

/* ============ v6：微动效与科技细节 ============ */
/* 玻璃态导航（滚动后：半透明深蓝 + 模糊 + 发光底线） */
.navbar.scrolled{background:rgba(7,28,58,.80);
  backdrop-filter:blur(14px) saturate(165%);-webkit-backdrop-filter:blur(14px) saturate(165%);
  box-shadow:0 12px 34px -14px rgba(4,21,48,.6),inset 0 -1px 0 rgba(120,190,255,.22);}
.navbar.scrolled::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:linear-gradient(90deg,var(--primary-deep) 0%,var(--primary-bright) 60%,var(--accent) 100%);
  box-shadow:0 0 12px rgba(47,128,237,.7);}

/* 卡片光标跟随光斑（--mx/--my 由 JS 实时写入） */
.cat{background:radial-gradient(240px 240px at var(--mx,50%) var(--my,-12%),rgba(11,74,151,.12),transparent 70%),var(--white);}
.pc{background:radial-gradient(260px 260px at var(--mx,50%) var(--my,-12%),rgba(11,74,151,.10),transparent 70%),var(--white);}
.cat.on{background:radial-gradient(240px 240px at var(--mx,50%) var(--my,-12%),rgba(11,74,151,.16),transparent 70%),var(--primary-softer);}

/* 产品卡 HUD 四角框线（hover 显现，呼应仪表/科研设备质感） */
.pc::after{content:'';position:absolute;inset:9px;pointer-events:none;opacity:0;transition:opacity .22s ease;z-index:1;
  background:
    linear-gradient(var(--primary-bright),var(--primary-bright)) left top/12px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left top/1px 12px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right top/12px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right top/1px 12px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left bottom/12px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) left bottom/1px 12px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right bottom/12px 1px no-repeat,
    linear-gradient(var(--primary-bright),var(--primary-bright)) right bottom/1px 12px no-repeat;}
.pc:hover::after{opacity:.7;}

/* CTA 漂浮光球（缓慢游走，强化深空科技氛围） */
.cs-cta .cta-orb{position:absolute;border-radius:50%;pointer-events:none;filter:blur(6px);z-index:0;
  background:radial-gradient(circle at 35% 35%,rgba(120,190,255,.55),rgba(47,128,237,0) 70%);}
.cs-cta .cta-orb.o1{width:250px;height:250px;left:7%;top:14%;animation:txFloat1 13s ease-in-out infinite;}
.cs-cta .cta-orb.o2{width:190px;height:190px;right:9%;bottom:4%;
  background:radial-gradient(circle at 35% 35%,rgba(212,237,0,.42),rgba(212,237,0,0) 72%);
  animation:txFloat2 16s ease-in-out infinite;}
@keyframes txFloat1{0%,100%{transform:translate(0,0)}50%{transform:translate(36px,-28px)}}
@keyframes txFloat2{0%,100%{transform:translate(0,0)}50%{transform:translate(-30px,24px)}}

/* 区块标题入场光描边（随 .visible 由左向右展开） */
.section-header.animate-in{position:relative;}
.section-header.animate-in::before{content:'';position:absolute;left:0;right:0;bottom:-13px;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;
  transition:transform .7s cubic-bezier(.4,0,.2,1) .12s;border-radius:2px;box-shadow:0 0 10px rgba(47,128,237,.5);}
.section-header.animate-in.visible::before{transform:scaleX(1);}

@media (max-width:1180px){ .cat-grid,.pc-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:900px){
  .cs-mini-search{margin-left:0;width:100%;min-width:0;}
  .shead{flex-wrap:wrap;}
  .shead .meta{margin-left:0;text-align:left;width:100%;}
}
@media (max-width:680px){
  .cat-grid,.pc-grid{grid-template-columns:1fr;}
  .cs-strip-in{gap:12px;}
  .cs-mini{width:100%;gap:12px;}
  .cs-mini .sep{display:none;}
  .cs-mini i b{font-size:18px;}
  .cs-right{margin-left:0;width:100%;}
  .modal-hd .code{font-size:21px;}
  .blk-hd .desc{display:none;}
}

/* 小类分区折叠（优化长页：默认收起非首屏分组） */
.blk.collapsed .cat-grid{ display:none; }
.blk-toggle{
  margin-left:auto; flex:0 0 auto; cursor:pointer;
  border:1px solid var(--border-soft, rgba(15,39,71,.14));
  background:rgba(255,255,255,.7); color:var(--ink,#0f2747);
  font-size:13px; font-weight:600; padding:7px 18px; border-radius:999px;
  transition:border-color .2s, color .2s, background .2s;
}
.blk-toggle:hover{ border-color:var(--primary,#3b82f6); color:var(--primary,#3b82f6); background:#fff; }