:root{--brand:#1d4ed8;--ink:#111827;--mute:#6b7280;--bg:#f8fafc;--card:#fff;--line:#e5e7eb;--warn:#b45309;--ok:#047857}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
header{display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:#fff;border-bottom:1px solid var(--line)}
.brand{font-size:1.3rem;text-decoration:none;color:var(--ink)}.brand b{color:var(--brand)}
nav{display:flex;flex-wrap:wrap;gap:.25rem .9rem;align-items:center}nav a{color:var(--ink);text-decoration:none}nav a:hover{color:var(--brand)}
.btn{background:var(--brand);color:#fff!important;padding:.4rem .8rem;border-radius:.4rem;text-decoration:none;display:inline-block;border:0;font:inherit;cursor:pointer}
main{max-width:1000px;margin:0 auto;padding:1rem}h1{font-size:1.7rem;line-height:1.2}h2{margin-top:2rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:.6rem;padding:1rem;margin:.8rem 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.8rem}
.grid .card{margin:0}.grid .card a{font-weight:600}
table{width:100%;border-collapse:collapse;background:#fff;font-size:.95rem}th,td{padding:.45rem .5rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#eef2ff}.num{white-space:nowrap}.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
th.sort{cursor:pointer;user-select:none}th.sort:after{content:" ⇅";color:var(--mute)}
.src{font-size:.8rem;color:var(--mute)}.src a{color:var(--mute)}.small{font-size:.85rem;color:var(--mute)}
.tag{display:inline-block;font-size:.72rem;padding:.05rem .4rem;border-radius:.3rem;background:#e0e7ff;color:#3730a3;margin-left:.3rem;vertical-align:middle}
.tag.est{background:#fef3c7;color:#92400e}.tag.ref{background:#dcfce7;color:#166534}.tag.secondary{background:#fce7f3;color:#9d174d}.tag.unverified{background:#fee2e2;color:#991b1b}
.nf{color:var(--mute);font-style:italic}.past{color:var(--mute)}.past td{text-decoration:none}
.notice{background:#fff7ed;border:1px solid #fed7aa;border-radius:.6rem;padding:.8rem 1rem;margin:1rem 0}
.preview{background:#111827;color:#fff;text-align:center;font-size:.85rem;padding:.3rem}
label{display:block;font-weight:600;margin:.7rem 0 .2rem}select,input{width:100%;max-width:420px;padding:.45rem;border:1px solid #cbd5e1;border-radius:.4rem;font:inherit;background:#fff}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:700px){.row2{grid-template-columns:1fr}h1{font-size:1.4rem}}
.result{font-size:1.1rem}.result strong{font-size:1.4rem}
footer{max-width:1000px;margin:2rem auto;padding:1rem;border-top:1px solid var(--line);font-size:.9rem;color:#374151}footer a{color:#374151}