/* CCD Chip Coating — Finepro-style light theme */
:root{
  --bg:#e9eef7; --bg2:#eff3fb;
  --card:#ffffff; --tile:#f4f8ff; --tile2:#eef4ff;
  --line:#e4eaf3; --line2:#d9e1ee;
  --text:#1f2a3a; --text2:#334155; --muted:#6b7a90;
  --accent:#2f6bff; --accent-h:#1f57e6; --accent-soft:#e9f0ff;
  --ok:#16b364; --ok-soft:#e5f7ee;
  --ng:#ef4444; --ng-soft:#fdeaea;
  --warn:#f59e0b; --warn-soft:#fef3c7;
  --r:16px; --r-sm:10px; --r-xs:8px;
  --shadow:0 1px 2px rgba(30,50,90,.05), 0 12px 30px -14px rgba(30,50,90,.18);
  --shadow-sm:0 1px 2px rgba(30,50,90,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:linear-gradient(180deg,var(--bg2),var(--bg)) no-repeat;
  color:var(--text);
  font-family:-apple-system,"Segoe UI",Roboto,system-ui,"Noto Sans",sans-serif;
  font-size:14px;line-height:1.45;min-height:100vh;
}

/* ---------------- header ---------------- */
header{
  display:flex;align-items:center;gap:18px;padding:12px 22px;
  background:rgba(255,255,255,.9);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.logo{display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;background:transparent;flex:none}
.logo svg{display:block}
.logo img{width:40px;height:40px;object-fit:contain;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
h1{font-size:17px;font-weight:700;letter-spacing:-.2px}
.brand-sub{font-size:11.5px;color:var(--muted);font-weight:500}
.header-right{margin-left:auto;display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}

/* ---------------- nav pills ---------------- */
/* full width so the tabs always own their own row, language pinned right */
nav#tabs{display:flex;gap:6px;flex-wrap:wrap;align-items:center;flex:1 0 100%}
.lang-pill{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  padding:5px 10px 5px 12px;border:1px solid var(--line2);border-radius:999px;
  background:var(--tile);color:var(--muted);cursor:pointer;transition:all .15s ease;
}
.lang-pill:hover{border-color:var(--accent);color:var(--accent)}
.lang-pill svg{flex:none}
.lang-pill select{
  border:none;background:transparent;padding:2px 2px;margin:0;
  font-size:13px;font-weight:600;color:var(--text2);cursor:pointer;box-shadow:none;
}
.lang-pill select:focus{outline:none}
.tab{
  display:inline-flex;align-items:center;gap:8px;background:transparent;
  border:1px solid transparent;color:var(--muted);
  padding:9px 17px;border-radius:999px;font-weight:600;font-size:13.5px;
  cursor:pointer;white-space:nowrap;transition:all .15s ease;
}
.tab:hover{background:var(--accent-soft);color:var(--accent)}
.tab.active{background:var(--accent);color:#fff;box-shadow:0 8px 18px -6px rgba(47,107,255,.55)}

/* ---------------- status chips (dot style) ---------------- */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips.vertical{flex-direction:column}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:6px 13px;
  border-radius:999px;font-size:12.5px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--text2);white-space:nowrap;
}
.chip::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--muted);flex:none;
  box-shadow:0 0 0 3px rgba(0,0,0,.03)}
.chip.idle::before,.chip.on::before{background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}
.chip.busy::before{background:var(--warn);box-shadow:0 0 0 3px var(--warn-soft);animation:pulse 1s infinite}
.chip.wait_reset::before{background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.chip.error::before,.chip.stopped::before,.chip.off::before{background:var(--ng);box-shadow:0 0 0 3px var(--ng-soft)}
@keyframes pulse{50%{opacity:.45}}

/* ---------------- layout ---------------- */
main{padding:22px;max-width:1520px;margin:0 auto}
.tabpage{display:none}
.tabpage.active{display:block;animation:fade .2s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:18px 20px;margin-bottom:18px;box-shadow:var(--shadow);
}
.panel-head{display:flex;justify-content:space-between;align-items:center;
  margin-bottom:12px;gap:10px;flex-wrap:wrap}
h3{font-size:15.5px;font-weight:700;margin-bottom:12px;color:var(--text)}
h4{font-size:12px;font-weight:700;margin:16px 0 8px;color:var(--muted);
  text-transform:uppercase;letter-spacing:.6px}
.hint{color:var(--muted);font-size:12px;margin:4px 0}

.split{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap}
.side{width:320px;flex-shrink:0}
.grow{flex:1;min-width:340px}

/* ---------------- operation cards ---------------- */
.op-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:18px;margin-bottom:18px}
.op-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:18px 20px;box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}
.op-card:hover{transform:translateY(-2px);box-shadow:0 1px 2px rgba(30,50,90,.05),0 18px 40px -16px rgba(30,50,90,.25)}
.op-card .head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.op-card .name{font-size:16px;font-weight:700}
.op-card .big-res{font-size:30px;font-weight:800;margin:8px 0;letter-spacing:-.5px}
.op-card .big-res.ok{color:var(--ok)}
.op-card .big-res.ng{color:var(--ng)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:5px 14px;font-size:13px}
.kv div:nth-child(odd){color:var(--muted)}
.kv div:nth-child(even){color:var(--text2);font-weight:500}

/* ---------------- stats ---------------- */
.stat-row{display:flex;gap:14px;flex-wrap:wrap}
.stat{background:var(--tile);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 22px;text-align:center;min-width:96px}
.stat .v{font-size:24px;font-weight:800;letter-spacing:-.5px}
.stat .l{font-size:11.5px;color:var(--muted);font-weight:600;margin-top:2px}

/* ---------------- tables ---------------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:9px 13px;text-align:left;white-space:nowrap}
thead th,tr:first-child th{position:sticky;top:0}
th{background:var(--accent);color:#fff;font-weight:600;font-size:12px;
  text-transform:uppercase;letter-spacing:.4px}
th:first-child{border-top-left-radius:var(--r-sm)}
th:last-child{border-top-right-radius:var(--r-sm)}
td{border-bottom:1px solid var(--line)}
tbody tr:last-child td,tr:last-child td{border-bottom:none}
tr:nth-child(even) td{background:#fafcff}
tr:hover td{background:var(--accent-soft)}
td.ok{color:var(--ok);font-weight:700}
/* scan result: pick a device straight into the camera form */
.scan-table{margin-top:10px;border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;color:var(--fg)}
td.ng{color:var(--ng);font-weight:700}

/* ---------------- buttons ---------------- */
.btn{
  background:#fff;color:var(--text2);border:1px solid var(--line2);border-radius:var(--r-sm);
  padding:9px 17px;cursor:pointer;font-size:13px;font-weight:600;
  transition:all .15s ease;line-height:1.2;
}
.btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;
  box-shadow:0 8px 18px -8px rgba(47,107,255,.6)}
.btn.primary:hover{background:var(--accent-h);border-color:var(--accent-h);color:#fff}
.btn.danger{background:var(--ng-soft);border-color:#f6cccc;color:#d33a3a}
.btn.danger:hover{background:#fadada;border-color:#ef9d9d;color:#c22}
.btn.warn{background:var(--warn-soft);border-color:#f5e0a3;color:#b45309}
.btn.warn:hover{background:#fde9b8;border-color:#eccd6f;color:#92400e}
.btn.big{width:100%;padding:13px;font-size:15px;margin-top:12px;font-weight:700;border-radius:12px}
.btn.small{padding:5px 11px;font-size:12px;border-radius:var(--r-xs)}
.btn-row{display:flex;gap:9px;margin-top:12px;align-items:center;flex-wrap:wrap}

/* ---------------- forms ---------------- */
label,.lbl{display:block;color:var(--muted);font-size:12px;font-weight:600;margin:10px 0 4px}
input,select,textarea{
  width:100%;background:#fff;color:var(--text);border:1px solid var(--line2);
  border-radius:var(--r-sm);padding:9px 11px;font-size:13px;font-family:inherit;transition:border .15s,box-shadow .15s;
}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);vertical-align:middle}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(47,107,255,.15)}
select{appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%236b7a90' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat:no-repeat;background-position:right 11px center;padding-right:30px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:6px 16px}
.form-grid .full{grid-column:1/-1}
textarea{resize:vertical;min-height:70px}

/* ---------------- lists ---------------- */
.list{list-style:none}
.list li{padding:11px 13px;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:8px;cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;transition:all .15s;background:#fff}
.list li:hover{border-color:var(--accent);background:var(--accent-soft)}
.list li.active{background:var(--accent-soft);border-color:var(--accent);
  box-shadow:inset 3px 0 0 var(--accent)}

/* ---------------- images / results ---------------- */
.preview{max-width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-top:12px;display:block;background:#fff}
.result-box{margin-top:12px;padding:13px 15px;border-radius:var(--r-sm);
  background:var(--tile);font-size:13px;white-space:pre-wrap;display:none;
  border:1px solid var(--line)}
.result-box.show{display:block}
.result-box.ok{border-left:4px solid var(--ok);background:var(--ok-soft)}
.result-box.ng{border-left:4px solid var(--ng);background:var(--ng-soft)}

.filter-row{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.filter-row select,.filter-row input{width:auto}

/* ---------------- station: industrial vision editor ---------------- */
.st-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:18px;align-items:start}
@media(max-width:1150px){.st-layout{grid-template-columns:1fr}}
.st-toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.tsep{width:1px;height:22px;background:var(--line2);flex:none}
.seg{display:inline-flex;background:var(--tile);border:1px solid var(--line2);border-radius:999px;padding:3px}
.seg-btn{border:none;background:transparent;padding:5px 13px;border-radius:999px;font-size:12.5px;
  font-weight:600;color:var(--muted);cursor:pointer;transition:all .15s}
.seg-btn.active{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm)}
/* the picture stays put while the long parameter column scrolls past it */
.st-canvas-zone{position:sticky;top:14px;align-self:start}
.st-params{max-height:calc(100vh - 150px);overflow-y:auto;overscroll-behavior:contain;
  padding-right:4px}
.st-params::-webkit-scrollbar{width:9px}
.st-params::-webkit-scrollbar-thumb{background:var(--line2);border-radius:999px}
.st-params::-webkit-scrollbar-thumb:hover{background:var(--muted)}
@media(max-width:1150px){
  .st-canvas-zone{position:static}
  .st-params{max-height:none;overflow:visible}
}

.canvas-wrap{position:relative;background:#20262f;border-radius:var(--r-sm);overflow:hidden;
  display:flex;align-items:center;justify-content:center;min-height:300px}
#st-canvas{display:block;cursor:crosshair;max-width:100%;touch-action:none}
#st-canvas.panning{cursor:grabbing}
#st-canvas.pan-ready{cursor:grab}
.zoom-badge{position:absolute;right:10px;bottom:10px;padding:3px 9px;border-radius:999px;
  background:rgba(20,26,35,.72);color:#e7eef8;font-size:11.5px;font-weight:700;
  pointer-events:none;font-variant-numeric:tabular-nums}
.canvas-hint{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:#93a3b8;font-size:13.5px;pointer-events:none;font-weight:600}
.live-result{display:flex;gap:6px 16px;align-items:center;flex-wrap:wrap;margin-top:10px;
  padding:10px 14px;background:var(--tile);border:1px solid var(--line);
  border-radius:var(--r-sm);font-size:13px;font-variant-numeric:tabular-nums}
.live-result b{font-weight:700}
.badge{padding:4px 12px;border-radius:999px;font-weight:800;font-size:12px;letter-spacing:.3px}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.ng{background:var(--ng-soft);color:var(--ng)}
.badge.nf{background:var(--warn-soft);color:#b45309}
.badge.rect{background:var(--accent-soft);color:var(--accent)}
.st-params details{border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:10px;background:#fff}
.st-params summary{padding:10px 13px;font-weight:700;font-size:13px;cursor:pointer;
  color:var(--text2);user-select:none;list-style-position:inside}
.st-params details[open] summary{border-bottom:1px solid var(--line)}
.st-params .dbody{padding:4px 13px 13px}
.slider-row{display:flex;gap:10px;align-items:center}
.slider-row input[type=range]{flex:1;accent-color:var(--accent);padding:0;border:none;background:transparent}
.slider-row input[type=number]{width:78px;flex:none}
/* nested "sub-tool" panels inside a tool section (conditioning, morphology…) */
.st-params details.subtool{margin:8px 0;background:var(--tile)}
.st-params details.subtool summary{padding:7px 11px;font-size:12.5px}
.chk-row{display:flex;align-items:center;gap:8px;margin:6px 0}
.chk-row input{flex:none}
canvas.hist{width:100%;height:70px;margin-top:8px;background:#20262f;
  border-radius:var(--r-sm);display:block}
/* teach-template toolbar + live pixel readout badge */
.teach-bar{background:var(--accent-soft);border-radius:var(--r-sm);
  padding:6px 8px;align-items:center;margin-bottom:6px}
.teach-title{font-weight:800;font-size:12.5px;color:var(--accent);margin-right:4px}
.pixel-badge{position:absolute;left:10px;bottom:10px;padding:3px 9px;border-radius:999px;
  background:rgba(20,26,35,.72);color:#e7eef8;font-size:11.5px;font-weight:700;
  pointer-events:none;font-variant-numeric:tabular-nums}
.roi-grid{grid-template-columns:repeat(4,1fr)}
.btn.on{background:var(--accent);border-color:var(--accent);color:#fff}
.file-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;
  background:var(--warn-soft);border:1px solid #f5e0a3;color:#8a5a08;
  font-size:12px;font-weight:600;max-width:230px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}

/* ---------------- modal ---------------- */
.modal{position:fixed;inset:0;background:rgba(20,30,50,.55);display:flex;align-items:center;
  justify-content:center;z-index:100;backdrop-filter:blur(3px)}
.modal-body{background:var(--card);border-radius:var(--r);padding:18px;max-width:92vw;
  max-height:92vh;overflow:auto;box-shadow:0 30px 80px -20px rgba(0,0,0,.4)}
.modal-body img{max-width:86vw;max-height:80vh;border-radius:var(--r-sm)}

/* ---------------- misc ---------------- */
select#lang-select{width:auto;font-weight:600;color:var(--text2)}
td input{min-width:74px;width:94px}
td select{width:auto}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-thumb{background:#c7d2e3;border-radius:8px;border:3px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:#aebdd4;background-clip:content-box}
::-webkit-scrollbar-track{background:transparent}

@media(max-width:820px){
  header{gap:12px;padding:12px 16px}
  main{padding:16px}
  .header-right{width:100%;justify-content:flex-start}
}