:root{
  --navy:#0a2342;       /* deep union navy */
  --navy-2:#10355f;
  --blue:#1b6ec2;       /* IBEW electric blue */
  --blue-d:#15589b;
  --gold:#f2a900;       /* accent */
  --red:#c1272d;
  --ink:#1c2330;
  --muted:#5b6675;
  --line:#e3e8ef;
  --bg:#f5f7fa;
  --card:#ffffff;
  --good:#1f9d55;
  --shadow:0 1px 2px rgba(16,32,64,.06),0 6px 20px rgba(16,32,64,.07);
  --radius:14px;
  --maxw:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue-d);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
header.site{
  background:linear-gradient(135deg,var(--navy),var(--navy-2));
  color:#fff;border-bottom:3px solid var(--gold);
}
.brand{display:flex;align-items:center;gap:14px;padding:18px 0 14px}
.brand .mark{
  width:46px;height:46px;border-radius:10px;flex:0 0 auto;
  background:var(--gold);color:var(--navy);display:grid;place-items:center;
  font-weight:800;font-size:20px;box-shadow:var(--shadow);
}
.brand h1{font-size:20px;margin:0;line-height:1.2;letter-spacing:.2px}
.brand p{margin:2px 0 0;font-size:13px;color:#b9c7da}
nav.tabs{display:flex;gap:4px;flex-wrap:wrap;padding-bottom:2px}
nav.tabs button{
  appearance:none;border:0;background:transparent;color:#cdd9e8;
  padding:11px 16px;font-size:14px;font-weight:600;cursor:pointer;
  border-radius:9px 9px 0 0;position:relative;
}
nav.tabs button:hover{color:#fff;background:rgba(255,255,255,.07)}
nav.tabs button.active{color:var(--navy);background:var(--bg)}
nav.tabs button.active::after{content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:3px;background:var(--gold);border-radius:3px}

main{padding:26px 0 60px}
.tab{display:none;animation:fade .25s ease}
.tab.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

h2.section{font-size:22px;margin:0 0 4px}
.sub{color:var(--muted);margin:0 0 20px;font-size:14px}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card.pad{padding:20px}

/* ---------- search ---------- */
.searchbar{display:flex;gap:10px;align-items:center;margin-bottom:14px}
.searchbox{
  flex:1;display:flex;align-items:center;gap:10px;background:#fff;
  border:1.5px solid var(--line);border-radius:12px;padding:12px 16px;box-shadow:var(--shadow);
}
.searchbox:focus-within{border-color:var(--blue)}
.searchbox svg{flex:0 0 auto;color:var(--muted)}
.searchbox input{flex:1;border:0;outline:0;font-size:16px;background:transparent;color:var(--ink)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.chip{
  border:1px solid var(--line);background:#fff;color:var(--muted);
  padding:7px 13px;border-radius:999px;font-size:13px;font-weight:600;cursor:pointer
}
.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.searchmeta{color:var(--muted);font-size:13px;margin:2px 0 14px}

.result{padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:11px;box-shadow:var(--shadow);cursor:pointer;transition:transform .08s,border-color .12s}
.result:hover{border-color:var(--blue);transform:translateY(-1px)}
.result .top{display:flex;align-items:center;gap:9px;margin-bottom:6px;flex-wrap:wrap}
.badge{font-size:11px;font-weight:700;letter-spacing:.3px;text-transform:uppercase;padding:3px 9px;border-radius:6px;color:#fff}
.badge.moa{background:var(--navy)} .badge.mou18{background:var(--blue)} .badge.mou24{background:var(--good)}
.result .pg{font-size:12px;color:var(--muted)}
.result .snippet{font-size:14px;color:#2c3645;line-height:1.6}
.result .hits{margin-left:auto;font-size:12px;color:var(--muted);font-weight:600}
mark{background:#ffe39c;color:#5a3c00;padding:0 2px;border-radius:3px;font-weight:600}
.empty{color:var(--muted);text-align:center;padding:40px 10px}
.hint{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.hint button{background:#eef2f7;border:1px solid var(--line);color:var(--navy-2);font-size:12.5px;padding:5px 11px;border-radius:999px;cursor:pointer;font-weight:600}
.hint button:hover{background:#e3eaf3}

/* ---------- reader ---------- */
.reader-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
select.doc{padding:10px 12px;border-radius:10px;border:1.5px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--ink)}
.docmeta{color:var(--muted);font-size:13px}
.page{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);margin-bottom:16px;overflow:hidden}
.page .ph{display:flex;justify-content:space-between;align-items:center;background:#f0f3f8;border-bottom:1px solid var(--line);padding:8px 16px;font-size:12.5px;font-weight:700;color:var(--navy-2)}
.page pre{margin:0;padding:18px 20px;white-space:pre-wrap;word-wrap:break-word;font:13.5px/1.65 "SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;color:#222}
.page.target{outline:2px solid var(--gold)}

/* ---------- charts ---------- */
.statgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:22px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow)}
.stat .k{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);font-weight:700}
.stat .v{font-size:26px;font-weight:800;margin:6px 0 2px;color:var(--navy)}
.stat .d{font-size:12.5px;color:var(--muted)}
.stat .v.good{color:var(--good)} .stat .v.bad{color:var(--red)}

.chartcard{margin-bottom:22px}
.chartcard .ch-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap;padding:18px 20px 4px}
.chartcard h3{margin:0;font-size:17px}
.chartcard .ch-sub{color:var(--muted);font-size:13px;margin:2px 0 0;max-width:640px}
.toggles{display:flex;gap:7px;flex-wrap:wrap;padding:10px 20px 4px}
.toggle{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;cursor:pointer;user-select:none}
.toggle input{display:none}
.toggle .sw{width:11px;height:11px;border-radius:3px;background:var(--c,#ccc);opacity:.25}
.toggle.on .sw{opacity:1}
.toggle.on{border-color:var(--c,#ccc)}
.canvas-box{position:relative;height:420px;padding:8px 16px 18px}
@media(max-width:640px){.canvas-box{height:340px}}
.methnote{font-size:12.5px;color:var(--muted);padding:0 20px 18px;line-height:1.6}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th,table.data td{padding:9px 12px;text-align:right;border-bottom:1px solid var(--line);white-space:nowrap}
table.data th:first-child,table.data td:first-child{text-align:left}
table.data thead th{background:var(--navy);color:#fff;font-weight:700;position:sticky;top:0}
table.data tbody tr:nth-child(even){background:#f7f9fc}
table.data tbody tr:hover{background:#eef4fb}
.pos{color:var(--good);font-weight:700}.neg{color:var(--red);font-weight:700}.zero{color:var(--muted)}
.tnote{font-size:12.5px;color:var(--muted);margin-top:10px;line-height:1.6}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:820px){.two-col{grid-template-columns:1fr}}

footer.site{border-top:1px solid var(--line);background:#fff;padding:22px 0;color:var(--muted);font-size:12.5px;line-height:1.7}
footer.site b{color:var(--ink)}
.loading{padding:60px;text-align:center;color:var(--muted)}