/* ===========================================================================
   QAIF showcase — theming. Light is the default; [data-theme="dark"] overrides.
   =========================================================================== */
:root{
  --bg1:#eef2f9; --bg2:#f7f9fd;
  --panel:#ffffff; --panel2:#f1f5fb; --line:#e3e9f3; --line2:#eef2f8;
  --text:#16203a; --text-soft:#33405e; --muted:#6a7794;
  --accent:#2f6bff; --accent-soft:rgba(47,107,255,.10); --accent-bd:rgba(47,107,255,.28);
  --accent2:#0fae84; --warn:#e08a0b; --bad:#e0444b; --good:#0fae84;
  --radius:16px; --radius-sm:10px;
  --shadow:0 6px 24px rgba(23,32,58,.07); --shadow-hover:0 10px 32px rgba(23,32,58,.12);
  --card-grad:linear-gradient(180deg,#ffffff,#fbfcfe);
  --scheme:light;
  font-synthesis:none;
}
[data-theme="dark"]{
  --bg1:#080c18; --bg2:#0b1020;
  --panel:#121933; --panel2:#0f1530; --line:#22305a; --line2:#1a2547;
  --text:#e8edf9; --text-soft:#c4cce4; --muted:#8d9bc4;
  --accent:#4f8cff; --accent-soft:rgba(79,140,255,.14); --accent-bd:rgba(79,140,255,.32);
  --accent2:#27d6a3; --warn:#ffb454; --bad:#ff6b81; --good:#27d6a3;
  --shadow:0 6px 28px rgba(0,0,0,.35); --shadow-hover:0 12px 36px rgba(0,0,0,.45);
  --card-grad:linear-gradient(180deg,#141d3a,#111830);
  --scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; min-height:100vh; color:var(--text);
  background:radial-gradient(1200px 600px at 70% -10%,var(--bg2),var(--bg1));
  font-family:"Inter",-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; transition:background .3s,color .3s;
}
.wrap{max-width:1200px;margin:0 auto;padding:30px 24px 90px}

/* ---- header ---- */
header.top{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;
  border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:26px}
.brand h1{font-size:23px;margin:0;letter-spacing:-.2px;font-weight:700}
.brand .sub{color:var(--muted);font-size:13px;margin-top:7px;max-width:700px;line-height:1.55}
.brand .tag{display:inline-block;background:var(--accent-soft);color:var(--accent);
  border:1px solid var(--accent-bd);border-radius:999px;padding:3px 11px;font-size:10.5px;
  font-weight:600;letter-spacing:.5px;margin-bottom:11px;text-transform:uppercase}
.head-right{display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.period{color:var(--muted);font-size:12px;text-align:right;white-space:nowrap}
.period b{color:var(--text)}
.theme-btn{display:inline-flex;align-items:center;gap:7px;background:var(--panel);
  border:1px solid var(--line);color:var(--text-soft);border-radius:999px;padding:7px 13px;
  font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;box-shadow:var(--shadow);transition:.2s}
.theme-btn:hover{border-color:var(--accent-bd);color:var(--accent)}

/* ---- metric cards ---- */
.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:26px}
.card{background:var(--card-grad);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:17px 16px 15px;transition:transform .15s,box-shadow .15s,border-color .15s}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--accent-bd)}
.card .k{color:var(--muted);font-size:10.5px;text-transform:uppercase;letter-spacing:.5px;font-weight:600}
.card .v{font-size:30px;font-weight:700;margin-top:8px;font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.05}
.card .v.pos{color:var(--good)} .card .v.neg{color:var(--bad)}
.card .sub{color:var(--muted);font-size:10.5px;margin-top:7px;line-height:1.25}
.card.hero{background:var(--accent2);border-color:var(--accent2)}
.card.hero .k{color:rgba(255,255,255,.85)} .card.hero .v,.card.hero .v.pos{color:#fff;font-size:34px}
.card.hero .sub{color:rgba(255,255,255,.9);font-weight:600}
@media(max-width:980px){.cards{grid-template-columns:repeat(2,1fr)}}

/* ---- panels ---- */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:860px){.grid2{grid-template-columns:1fr}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 20px 14px;margin-bottom:18px;box-shadow:var(--shadow)}
.panel h2{font-size:15.5px;margin:0 0 4px;font-weight:650;letter-spacing:-.2px}
.panel .desc{color:var(--muted);font-size:12px;margin:0 0 14px;line-height:1.5}
.panel .head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.chart{width:100%;height:330px}
.chart.sm{height:250px}

/* ---- tables ---- */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:right;padding:10px 11px;border-bottom:1px solid var(--line2);font-variant-numeric:tabular-nums}
th:first-child,td:first-child{text-align:left}
thead th{color:var(--muted);font-weight:600;font-size:10.5px;text-transform:uppercase;letter-spacing:.4px}
tbody tr{transition:background .12s}
tbody tr:hover{background:var(--panel2)}
tr.oos{background:color-mix(in srgb,var(--accent2) 9%,transparent)}
tr.oos td:first-child::after{content:" • OOS";color:var(--accent2);font-size:10px;font-weight:700}
.pos{color:var(--good)} .neg{color:var(--bad)}
#riskTbl td.qaif{color:var(--accent2);font-weight:700;font-size:13.5px}
#riskTbl td.bench{color:var(--muted)}
#riskTbl td:first-child{color:var(--text-soft);font-weight:500}
#riskTbl th:nth-child(2){color:var(--accent2)}
.note{color:var(--muted);font-size:11.5px;margin-top:12px;line-height:1.55;
  border-left:2px solid var(--accent);padding-left:11px}

.params{display:grid;grid-template-columns:1fr 1fr;gap:8px 28px;font-size:12.5px}
.params .row{display:flex;justify-content:space-between;gap:14px;border-bottom:1px dashed var(--line);padding:7px 0}
.params .row span:first-child{color:var(--muted)} .params .row span:last-child{text-align:right;color:var(--text-soft)}

.btns{display:flex;gap:8px}
button.toggle{background:var(--panel2);color:var(--muted);border:1px solid var(--line);
  border-radius:8px;padding:6px 12px;font-size:12px;cursor:pointer;font-family:inherit;transition:.15s}
button.toggle:hover{color:var(--text-soft)}
button.toggle.on{color:var(--accent);border-color:var(--accent-bd);background:var(--accent-soft)}
button.toggle.accent{border-color:var(--accent2);color:var(--accent2)}

/* ===== interactive control bar ===== */
.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:16px 18px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;margin-bottom:22px;box-shadow:var(--shadow);position:sticky;top:10px;z-index:20;
  backdrop-filter:saturate(1.1);align-items:end}
.ctl.mix{grid-column:span 2}
@media(max-width:960px){.controls{position:static}}
.ctl{display:flex;flex-direction:column;gap:8px;justify-content:flex-start}
.ctl-head{display:flex;justify-content:space-between;align-items:baseline}
.ctl label{color:var(--muted);font-size:10.5px;text-transform:uppercase;letter-spacing:.4px;font-weight:600}
.ctl-val{color:var(--accent2);font-size:12px;font-weight:700;font-variant-numeric:tabular-nums}
.ctl-foot{display:flex;justify-content:space-between;color:var(--muted);font-size:10px}
.ctl input[type=range]{-webkit-appearance:none;appearance:none;height:6px;border-radius:6px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));outline:none;cursor:pointer}
.ctl input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;
  background:#fff;border:2px solid var(--accent);cursor:pointer;box-shadow:0 2px 6px rgba(23,32,58,.25)}
.ctl input[type=range]:disabled{opacity:.45}
.ctl input[type=date],.ctl select{background:var(--panel2);color:var(--text);border:1px solid var(--line);
  border-radius:8px;padding:7px 9px;font-size:12px;font-family:inherit;color-scheme:var(--scheme);width:100%;cursor:pointer}
.ctl select{appearance:none;-webkit-appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 15px) 50%,calc(100% - 10px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:26px}
.seg{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{flex:1;background:var(--panel2);color:var(--muted);border:none;padding:8px 6px;font-size:12px;
  cursor:pointer;font-family:inherit;transition:.15s}
.seg button:hover{color:var(--text-soft)}
.seg button.on{background:var(--accent-soft);color:var(--accent);font-weight:600}
.btns2{flex-direction:row;flex-wrap:wrap;align-items:flex-end;gap:6px}

.dqnote{display:none;background:var(--accent-soft);
  border:1px solid var(--accent-bd);border-left:3px solid var(--accent);
  border-radius:var(--radius-sm);padding:11px 15px;margin-bottom:20px;font-size:12px;line-height:1.55;color:var(--text-soft)}
.dqnote b{color:var(--text)}

.loading{color:var(--muted);text-align:center;padding:90px 0;font-size:14px}
footer{color:var(--muted);font-size:11px;text-align:center;margin-top:32px;line-height:1.6}

/* ===== print tearsheet (force light) ===== */
@media print{
  :root{--bg1:#fff;--bg2:#fff}
  body{background:#fff;color:#111}
  .controls,.head-right,.btns,#logBtn,#shadeBtn,#resetBtn,#pdfBtn,.theme-btn{display:none!important}
  .panel,.card,.controls{box-shadow:none;border-color:#d4d9e4;break-inside:avoid}
  .wrap{max-width:100%;padding:0}
  .grid2{grid-template-columns:1fr 1fr}
}