:root{
  --navy:#0D1B2A; --slate:#546E7A; --ink:#212121; --teal:#00695C;
  --blue:#1565C0; --red:#C62828; --gold:#8B6914; --green:#1D9E75;
  --bg:#FFFFFF; --alt:#F0F4F8; --eq:#F5F7FA; --line:#D6DEE7;
  --mono:"SFMono-Regular",Consolas,"Courier New",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; font-family:Arial,Helvetica,sans-serif; font-size:15px; line-height:1.55;
  color:var(--ink); background:var(--bg);
}
header{background:var(--navy); color:#fff; padding:26px 22px 20px}
header .wrap{max-width:1120px; margin:0 auto}
header h1{margin:0 0 4px; font-size:25px; letter-spacing:.4px}
header .sub{color:#9FB3C8; font-size:14px; margin:0 0 3px}
header .tag{color:#6FD3C4; font-size:11.5px; letter-spacing:.9px; text-transform:uppercase; margin-top:9px}
nav{background:#12263A; position:sticky; top:0; z-index:20; border-bottom:1px solid #1E3A52}
nav .wrap{max-width:1120px; margin:0 auto; display:flex; flex-wrap:wrap}
nav button{
  background:none; border:0; color:#9FB3C8; padding:12px 15px; font-size:13.5px;
  font-family:inherit; cursor:pointer; border-bottom:2.5px solid transparent;
}
nav button:hover{color:#fff}
nav button.on{color:#fff; border-bottom-color:var(--green)}
main{max-width:1120px; margin:0 auto; padding:24px 22px 70px}
section{display:none}
section.on{display:block}
h2{font-size:19px; color:var(--navy); margin:30px 0 8px; border-left:4px solid var(--teal); padding-left:10px}
h2:first-child{margin-top:6px}
h3{font-size:15.5px; color:var(--navy); margin:22px 0 6px}
p{margin:0 0 11px; max-width:88ch}
a{color:var(--blue)}
code,.mono{font-family:var(--mono); font-size:13px}

.cards{display:grid; grid-template-columns:repeat(auto-fit,minmax(168px,1fr)); gap:12px; margin:16px 0 8px}
.card{background:var(--alt); border:1px solid var(--line); border-radius:5px; padding:13px 14px}
.card .n{font-size:24px; font-weight:bold; color:var(--navy); line-height:1.15}
.card .l{font-size:11.5px; color:var(--slate); margin-top:4px; line-height:1.35}

.note{border-left:4px solid var(--blue); background:#E3F2FD; padding:11px 14px; margin:14px 0; border-radius:0 4px 4px 0}
.note.warn{border-left-color:var(--gold); background:#FFF8E1}
.note.crit{border-left-color:var(--red); background:#FDECEA}
.note.ok{border-left-color:var(--teal); background:#E1F5EE}
.note .t{font-weight:bold; font-size:11.5px; letter-spacing:.6px; text-transform:uppercase; display:block; margin-bottom:4px}
.note.warn .t{color:var(--gold)} .note.crit .t{color:var(--red)}
.note.ok .t{color:var(--teal)} .note .t{color:var(--blue)}
.note p{margin:0; font-size:14px}

table{border-collapse:collapse; width:100%; font-size:13px; margin:12px 0 18px}
th{background:var(--navy); color:#fff; text-align:left; padding:7px 9px; font-size:11.5px; font-weight:bold}
th.sortable{cursor:pointer; user-select:none}
th.sortable:hover{background:#1B3350}
th .arr{opacity:.5; font-size:10px; margin-left:3px}
td{padding:6px 9px; border-bottom:1px solid var(--line)}
tbody tr:nth-child(odd){background:var(--alt)}
tbody tr.hl{background:#E1F5EE}
td.num{text-align:right; font-family:var(--mono); font-size:12.5px}
td.smiles{font-family:var(--mono); font-size:11.5px; word-break:break-all; max-width:320px}
.tw{overflow-x:auto}

.ctl{display:flex; flex-wrap:wrap; gap:10px; align-items:center; margin:12px 0}
.ctl input[type=text]{padding:6px 9px; border:1px solid var(--line); border-radius:4px; font-family:inherit; font-size:13px; min-width:230px}
.ctl label{font-size:13px; color:var(--slate); display:flex; align-items:center; gap:5px}
.pill{background:var(--alt); border:1px solid var(--line); border-radius:12px; padding:3px 10px; font-size:12px; color:var(--slate)}

.figs{display:grid; grid-template-columns:repeat(auto-fit,minmax(340px,1fr)); gap:18px}
figure{margin:0; border:1px solid var(--line); border-radius:5px; overflow:hidden; background:#fff}
figure img{width:100%; display:block; cursor:zoom-in}
figcaption{font-size:12px; color:var(--slate); padding:9px 12px; background:var(--alt); line-height:1.45}
.lb{position:fixed; inset:0; background:rgba(13,27,42,.93); display:none; align-items:center; justify-content:center; z-index:100; padding:22px}
.lb.on{display:flex}
.lb img{max-width:100%; max-height:100%; object-fit:contain}
.lb .x{position:absolute; top:14px; right:20px; color:#fff; font-size:30px; cursor:pointer; line-height:1}

svg .ax{stroke:var(--slate); stroke-width:1}
svg .gl{stroke:var(--line); stroke-width:.7; stroke-dasharray:3 3}
svg text{font-family:Arial,Helvetica,sans-serif; font-size:10.5px; fill:var(--slate)}
svg text.at{font-size:11.5px; fill:var(--ink)}
svg .pt{cursor:pointer}
.tip{position:absolute; background:var(--navy); color:#fff; padding:6px 9px; border-radius:4px; font-size:11.5px; pointer-events:none; opacity:0; transition:opacity .12s; z-index:50; max-width:270px; line-height:1.4}
.tip.on{opacity:1}
.chartwrap{position:relative; border:1px solid var(--line); border-radius:5px; padding:10px; background:#fff; margin:12px 0}
.legend{display:flex; flex-wrap:wrap; gap:14px; font-size:12px; color:var(--slate); margin:6px 0 0 4px}
.legend i{display:inline-block; width:10px; height:10px; border-radius:50%; margin-right:5px; vertical-align:-1px}

.dl{display:grid; grid-template-columns:repeat(auto-fit,minmax(270px,1fr)); gap:12px}
.dl a{display:block; border:1px solid var(--line); border-radius:5px; padding:12px 14px; text-decoration:none; background:#fff}
.dl a:hover{background:var(--alt)}
.dl .fn{font-weight:bold; color:var(--navy); font-size:13.5px; word-break:break-all}
.dl .fd{font-size:12px; color:var(--slate); margin-top:3px; line-height:1.4}

footer{border-top:1px solid var(--line); margin-top:44px; padding:18px 22px 40px; font-size:11.5px; color:var(--slate); text-align:center}
footer .wrap{max-width:1120px; margin:0 auto}
@media (max-width:640px){
  header h1{font-size:20px} main{padding:18px 14px 50px} .card .n{font-size:20px}
  td.smiles{max-width:150px}
}

/* validation verdict tags */
.vt{display:inline-block; padding:2px 9px; border-radius:10px; font-size:11.5px; font-weight:bold; white-space:nowrap}
.vt.pass{background:#E1F5EE; color:#00695C}
.vt.part{background:#FFF8E1; color:#8B6914}
.vt.fix{background:#E3F2FD; color:#1565C0}
.vt.no{background:#FDECEA; color:#C62828}
table.val td{vertical-align:top; font-size:12.5px}
table.val td:first-child{font-weight:bold; color:var(--navy); width:15%}