:root{--bg:#f4f6f9;--card:#fff;--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--accent:#1e4e8c;--accent2:#2563eb;--ok:#15803d;--warn:#b45309;--bad:#b91c1c;--side:#16233a;--side-ink:#cbd5e1;--r:10px}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.55}
a{color:var(--accent2)}
button,input,select,textarea{font:inherit;color:inherit}
.hidden{display:none!important}
/* layout */
#app{display:flex;min-height:100vh}
aside{width:224px;background:var(--side);color:var(--side-ink);flex:none;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{padding:18px 18px 12px;color:#fff;font-weight:900;font-size:16px;letter-spacing:.5px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand small{display:block;font-weight:400;color:#94a3b8;font-size:11px;letter-spacing:2px;margin-top:2px}
nav{padding:8px 10px;flex:1}
nav .grp{font-size:11px;color:#7c8aa5;letter-spacing:2px;padding:12px 10px 4px}
nav a{display:flex;align-items:center;gap:9px;padding:7px 10px;border-radius:7px;color:var(--side-ink);text-decoration:none;font-size:13.5px}
nav a:hover{background:rgba(255,255,255,.07);color:#fff}
nav a.on{background:var(--accent2);color:#fff}
nav a .ic{width:18px;text-align:center;opacity:.9}
.side-foot{padding:12px 16px;font-size:12px;color:#94a3b8;border-top:1px solid rgba(255,255,255,.08)}
.side-foot b{color:#fff}
.side-foot a{color:#cbd5e1;margin-left:8px}
main{flex:1;min-width:0;padding:22px 26px 60px}
.topbar{display:none;align-items:center;gap:10px;background:var(--side);color:#fff;padding:10px 14px;position:sticky;top:0;z-index:20}
.topbar button{background:none;border:0;color:#fff;font-size:22px;padding:0 6px}
h1.page{font-size:21px;font-weight:900;margin:0 0 4px}
.page-sub{color:var(--muted);font-size:13px;margin-bottom:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;margin-bottom:16px}
.card h3{margin:0 0 10px;font-size:15px;font-weight:800}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
.grow{flex:1}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
/* kpi */
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.kpi .lab{font-size:12px;color:var(--muted)}
.kpi .val{font-size:24px;font-weight:900;margin-top:2px;letter-spacing:-.5px}
.kpi .val small{font-size:12px;color:var(--muted);font-weight:500;margin-right:3px}
.kpi .sub{font-size:12px;color:var(--muted);margin-top:2px}
.kpi.warn .val{color:var(--warn)}.kpi.bad .val{color:var(--bad)}.kpi.ok .val{color:var(--ok)}
/* buttons */
.btn{background:var(--accent2);color:#fff;border:0;padding:7px 14px;border-radius:7px;cursor:pointer;font-weight:700;font-size:13px;white-space:nowrap;display:inline-flex;align-items:center;gap:5px}
.btn:hover{filter:brightness(1.08)}
.btn.sec{background:#fff;color:var(--ink);border:1px solid #cbd5e1}
.btn.sec:hover{background:#f1f5f9}
.btn.sm{padding:4px 9px;font-size:12px}
.btn.danger{background:#fee2e2;color:var(--bad);border:1px solid #fca5a5}
.btn.ok{background:var(--ok)}
.btn:disabled{opacity:.5;cursor:default}
/* forms */
input,select,textarea{border:1px solid #cbd5e1;border-radius:7px;padding:7px 9px;background:#fff;font-size:13.5px;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--accent2)}
input[type=number]{text-align:right}
.field{display:flex;flex-direction:column;gap:3px}
.field label{font-size:12px;color:var(--muted);font-weight:600}
.field .hint{font-size:11px;color:#9ca3af}
.fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px 12px}
.fgrid .full{grid-column:1/-1}
.check{display:flex;align-items:center;gap:6px;font-size:13px}
/* table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:13px;white-space:nowrap}
.tbl th{background:#f8fafc;color:#475569;font-weight:700;text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);position:sticky;top:0;cursor:pointer;user-select:none}
.tbl th.r{text-align:right}
.tbl th .arr{color:var(--accent2);font-size:10px;margin-left:3px}
.tbl td{padding:6px 10px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.tbl td.r{text-align:right;font-variant-numeric:tabular-nums}
.tbl tr:hover td{background:#f8fafc}
.tbl tr.clickable{cursor:pointer}
.tbl tfoot td{font-weight:800;background:#f8fafc;border-top:2px solid var(--line)}
.tbl .num{font-variant-numeric:tabular-nums}
.tbl-foot{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;font-size:12px;color:var(--muted)}
.pill{display:inline-block;padding:1px 8px;border-radius:20px;font-size:11.5px;font-weight:700;background:#e5e7eb;color:#374151}
.pill.g{background:#dcfce7;color:#166534}.pill.b{background:#dbeafe;color:#1e40af}.pill.y{background:#fef3c7;color:#92400e}.pill.r{background:#fee2e2;color:#991b1b}.pill.p{background:#ede9fe;color:#5b21b6}.pill.gr{background:#f1f5f9;color:#64748b}
.pos{color:var(--ok)}.neg{color:var(--bad)}.muted{color:var(--muted)}
/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:flex-start;justify-content:center;z-index:50;padding:40px 12px;overflow-y:auto}
.modal{background:#fff;border-radius:12px;width:100%;max-width:760px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal.wide{max-width:1000px}
.modal header{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);font-weight:800;font-size:15px}
.modal header button{background:none;border:0;font-size:20px;cursor:pointer;color:var(--muted)}
.modal .body{padding:16px 18px}
.modal footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 18px;border-top:1px solid var(--line);background:#f8fafc;border-radius:0 0 12px 12px}
/* toast */
#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#111827;color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;z-index:99;opacity:0;transition:.25s;pointer-events:none;max-width:90vw}
#toast.on{opacity:1}
#toast.err{background:var(--bad)}
/* login */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#16233a,#1e4e8c)}
.login .card{width:360px;padding:28px}
.login h2{margin:0 0 4px;font-size:20px}
/* tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:14px;flex-wrap:wrap}
.tabs button{background:none;border:0;padding:8px 14px;cursor:pointer;color:var(--muted);font-weight:700;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button.on{color:var(--accent2);border-color:var(--accent2)}
/* bars */
.bars{display:flex;align-items:flex-end;gap:10px;height:140px;padding-top:10px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11px;color:var(--muted)}
.bars .bar{width:100%;background:#bfdbfe;border-radius:4px 4px 0 0;position:relative;min-height:2px}
.bars .bar .p{position:absolute;bottom:0;left:0;right:0;background:var(--accent2);border-radius:4px 4px 0 0}
.bars .v{font-size:10.5px;color:var(--ink);font-weight:700}
.prose{max-width:820px;line-height:1.8}
.prose h3{margin:18px 0 6px}
.prose p{margin:6px 0}
.prose li{margin:4px 0}
.help-box{background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;padding:10px 14px;font-size:13px;color:#1e3a8a;margin-bottom:12px}
.warn-box{background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:10px 14px;font-size:13px;color:#78350f;margin-bottom:12px}
.serial-card{display:grid;grid-template-columns:120px 1fr;gap:6px 12px;font-size:14px}
.serial-card b{color:var(--muted);font-weight:600}
.big-status{font-size:22px;font-weight:900;margin:8px 0}
.textarea-import{width:100%;min-height:160px;font-family:ui-monospace,monospace;font-size:12px}
@media(max-width:900px){
  #app{display:block}
  aside{position:fixed;left:-240px;top:0;bottom:0;z-index:40;transition:.2s;height:100vh}
  aside.open{left:0;box-shadow:0 0 40px rgba(0,0,0,.4)}
  .topbar{display:flex}
  main{padding:14px 12px 50px}
  .kpi .val{font-size:20px}
  .modal-bg{padding:12px 6px}
}
@media print{aside,.topbar,.no-print{display:none!important}main{padding:0}.card{border:0}}