/* ============================================================
   中科能控官网 · 科技感升级包（线上版 v1 · 2026-10-04）
   A1 导航发光线 | A2 按钮光晕 | A3 数字扫光 | A4 卡片流光3D
   A5 标题编号 | B7 主页指标侧栏 | B8 参数仪表盘
   说明：B6 粒子网络经确认取消，不引入。
   ============================================================ */

/* ---------- A1 导航：滚动后毛玻璃 + 青绿发光下边线 ---------- */
html.fx-a1 .site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;z-index:101;
  background:linear-gradient(90deg,transparent 3%,rgba(0,233,195,.95) 28%,rgba(86,216,255,.9) 52%,rgba(0,169,143,.6) 76%,transparent 97%);
  opacity:0;transition:opacity .45s ease;pointer-events:none;
}
html.fx-a1 .site-header.scrolled::after{
  opacity:1;
  animation:zkPulse 2.6s ease-in-out infinite;
}
@keyframes zkPulse{
  0%,100%{box-shadow:0 2px 16px rgba(0,233,195,.35),0 0 6px rgba(86,216,255,.4)}
  50%{box-shadow:0 2px 26px rgba(0,233,195,.65),0 0 14px rgba(86,216,255,.65)}
}
html.fx-a1 .site-header.scrolled{
  background:rgba(247,250,251,.74);
  backdrop-filter:blur(18px) saturate(1.3);
  -webkit-backdrop-filter:blur(18px) saturate(1.3);
}

/* ---------- A2 按钮：悬停青绿光晕 ---------- */
html.fx-a2 .abtn,html.fx-a2 .mg-btn,html.fx-a2 .mg-cta,html.fx-a2 .specs-cta a{
  transition:box-shadow .35s ease,transform .25s ease,filter .35s ease;
}
html.fx-a2 .abtn:hover,html.fx-a2 .mg-btn:hover,html.fx-a2 .mg-cta:hover,html.fx-a2 .specs-cta a:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(0,169,143,.36),0 0 0 1px rgba(0,169,143,.3),0 0 26px rgba(86,216,255,.3);
}

/* ---------- A3 指标数字：仪器扫描线 ---------- */
html.fx-a3 .v.num,html.fx-a3 .tmc-kpi .num{
  position:relative;overflow:hidden;
}
html.fx-a3 .v.num::after,html.fx-a3 .tmc-kpi .num::after{
  content:"";position:absolute;top:-15%;bottom:-15%;left:-55%;width:46%;
  background:linear-gradient(105deg,transparent 6%,rgba(200,255,244,.95) 50%,transparent 94%);
  transform:skewX(-14deg);mix-blend-mode:screen;pointer-events:none;
  animation:zkScan 2.4s cubic-bezier(.55,.1,.3,.9) infinite;
}
@keyframes zkScan{0%{left:-55%}62%,100%{left:120%}}

/* ---------- A4 卡片：边缘流光 + 3D 倾斜(JS) ---------- */
@property --zkA{syntax:'<angle>';inherits:false;initial-value:0deg}
html.fx-a4 .card,html.fx-a4 .season-card,html.fx-a4 .eco-card{
  position:relative;transform-style:preserve-3d;will-change:transform;
  transition:transform .18s ease,box-shadow .3s ease;
}
html.fx-a4 .card::after,html.fx-a4 .season-card::after,html.fx-a4 .eco-card::after{
  content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  padding:1.2px;
  background:conic-gradient(from var(--zkA),transparent 0 76%,rgba(0,169,143,.95) 85%,rgba(86,216,255,.85) 91%,transparent 98%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
          mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
          mask-composite:exclude;
  opacity:0;transition:opacity .3s ease;
}
html.fx-a4 .card:hover::after,html.fx-a4 .season-card:hover::after,html.fx-a4 .eco-card:hover::after{
  opacity:1;animation:zkSpin 2.6s linear infinite;
}
html.fx-a4 .card:hover,html.fx-a4 .season-card:hover,html.fx-a4 .eco-card:hover{
  box-shadow:0 20px 46px rgba(10,61,80,.15);
}
@keyframes zkSpin{to{--zkA:360deg}}

/* ---------- A5 版块标题：编号 + 渐变短线 ---------- */
html.fx-a5 .zk-tno{display:flex;align-items:center;gap:13px;margin:0 0 16px}
html.fx-a5 .zk-tno i{
  font-family:Georgia,'Times New Roman',serif;font-style:italic;font-weight:700;
  font-size:24px;letter-spacing:.08em;line-height:1;
  padding:5px 12px 7px;border-radius:9px;
  background:linear-gradient(120deg,rgba(0,169,143,.12),rgba(86,216,255,.16));
  border:1px solid rgba(0,169,143,.3);
  -webkit-background-clip:padding-box;background-clip:padding-box;
  background-image:linear-gradient(120deg,rgba(0,169,143,.12),rgba(86,216,255,.16));
  color:#00A98F;
}
html.fx-a5 .zk-tno b{
  display:block;width:74px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,#00A98F 30%,rgba(86,216,255,.15));
}
html.fx-a5 .zk-tno b::after{
  content:"";display:block;width:6px;height:3px;margin-left:3px;border-radius:3px;background:#0A3D50;
}

/* ---------- B8 参数仪表盘（specs 页注入） ---------- */
.zk-gauges{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:26px;
  background:linear-gradient(160deg,#0A3D50 0%,#0C4A5E 58%,#0A3D50 100%);
  border-radius:18px;padding:34px 30px 26px;margin:0 0 42px;
  box-shadow:0 22px 60px rgba(10,61,80,.28);
  position:relative;overflow:hidden;
}
.zk-gauges::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(rgba(140,240,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(140,240,255,.05) 1px,transparent 1px);
  background-size:34px 34px;
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 40%,transparent 100%);
          mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 40%,transparent 100%);
}
.zk-gauges .zg-head{
  grid-column:1/-1;display:flex;align-items:baseline;gap:14px;margin-bottom:6px;
}
.zk-gauges .zg-head i{
  font-family:Georgia,serif;font-style:italic;font-size:13px;letter-spacing:.12em;
  color:#7FF0DC;text-transform:uppercase;
}
.zk-gauges .zg-head b{color:#F2FAFC;font-size:17px;font-weight:600;letter-spacing:.04em}
.zk-gauges .zg-cell{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px}
.zk-gauges .zg-ring{position:relative;width:128px;height:128px}
.zk-gauges svg{width:100%;height:100%;transform:rotate(-90deg)}
.zk-gauges .zg-base{fill:none;stroke:rgba(247,250,251,.1);stroke-width:7}
.zk-gauges .zg-val{
  fill:none;stroke-width:7;stroke-linecap:round;
  stroke:url(#zkGrad);
  transition:stroke-dashoffset 1.6s cubic-bezier(.25,.7,.2,1);
  filter:drop-shadow(0 0 6px rgba(0,233,195,.55));
}
.zk-gauges .zg-num{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-family:Georgia,serif;color:#F2FAFC;
}
.zk-gauges .zg-num b{font-size:27px;font-weight:700;letter-spacing:.02em;line-height:1}
.zk-gauges .zg-num b small{font-size:14px;font-weight:600;margin-left:1px}
.zk-gauges .zg-num span{font-size:10.5px;color:rgba(226,244,250,.62);margin-top:5px;letter-spacing:.06em}
.zk-gauges .zg-label{font-size:13px;color:rgba(226,244,250,.86);letter-spacing:.05em;text-align:center}
.zk-gauges .zg-note{
  grid-column:1/-1;margin-top:8px;font-size:11px;color:rgba(226,244,250,.42);
  letter-spacing:.06em;text-align:right;
}

@media (prefers-reduced-motion:reduce){
  html.fx-a3 .v.num::after,html.fx-a3 .tmc-kpi .num::after{animation:none;display:none}
  html.fx-a4 .card:hover::after{animation:none;opacity:.8}
}
@media (max-width:760px){
  .zk-gauges{grid-template-columns:repeat(2,1fr);padding:26px 18px 20px;gap:18px}
}