:root{
  --bg:#f7f8fa; --panel:#fff; --ink:#1b1f24; --muted:#66707c;
  --line:#e2e6eb; --accent:#2b6cb0; --bad:#b4232c; --ok:#1c7d4d;
  --radius:10px; --pad:16px;
}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
     background:var(--bg);color:var(--ink)}
header.shell{display:flex;align-items:center;gap:16px;padding:10px 20px;
     background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.shell h1{font-size:16px;margin:0;font-weight:600;letter-spacing:.2px}
header.shell nav{display:flex;gap:4px;margin-left:8px}
header.shell nav a{padding:5px 10px;border-radius:6px;color:var(--muted);text-decoration:none}
header.shell nav a.on,header.shell nav a:hover{background:#eef3f8;color:var(--accent)}
.chip{margin-left:auto;color:var(--muted);font-size:12px}
main{max-width:1100px;margin:24px auto;padding:0 20px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
     padding:var(--pad);text-decoration:none;color:inherit;display:block}
.card:hover{border-color:var(--accent)}
.card.disabled{opacity:.55;pointer-events:none}
.card h3{margin:0 0 6px;font-size:15px}
.card p{margin:0;color:var(--muted);font-size:13px}
.status{display:inline-block;font-size:11px;padding:1px 7px;border-radius:99px;margin-top:10px}
.status.ok{background:#e6f4ec;color:var(--ok)} .status.bad{background:#fbeaea;color:var(--bad)}
label{display:block;font-weight:600;margin:14px 0 4px}
label small{font-weight:400;color:var(--muted)}
input,select,textarea{width:100%;padding:8px;border:1px solid var(--line);border-radius:6px;
     font:inherit;background:var(--panel)}
textarea{min-height:180px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
button{padding:8px 16px;border:0;border-radius:6px;background:var(--accent);color:#fff;
     font:inherit;font-weight:600;cursor:pointer}
button[disabled]{background:#a9b6c4;cursor:default}
.console{background:#11161c;color:#cfd8e3;border-radius:var(--radius);padding:12px;
     font-family:ui-monospace,monospace;font-size:12px;white-space:pre-wrap;max-height:220px;
     overflow:auto;margin-top:14px}
table{width:100%;border-collapse:collapse;background:var(--panel);margin-top:14px}
th,td{border-bottom:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:top}
th{background:#f2f5f8;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}

/* structure-search pages (shared/searchpage.js): SMART 2.1, DeepSAT */
.ss-head{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.ss-head img{height:52px}
.ss-head p{margin:0;color:var(--muted);max-width:640px}
.ss-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;margin-top:16px}
@media (max-width:820px){.ss-grid{grid-template-columns:1fr}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:var(--pad)}
.panel h3{margin:0 0 10px;font-size:13px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}
.examples{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.examples button{background:#eef3f8;color:var(--ink);text-align:left;font-weight:500;padding:8px 10px;line-height:1.3}
.examples button:hover{background:#e1eaf4}
.examples button small{display:block;color:var(--muted);font-weight:400;font-size:11px;margin-top:2px}
.examples button.on{outline:2px solid var(--accent)}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:14px}
.ghost{background:transparent;color:var(--accent);border:1px solid var(--line)}
.ghost:hover{border-color:var(--accent)}
#preview{width:100%;aspect-ratio:1;display:block;image-rendering:pixelated}
.pv-note{font-size:12px;color:var(--muted);margin-top:6px;min-height:18px}
.pv-note.bad{color:var(--bad)}
.check{margin-top:14px;padding:10px 12px;border-radius:8px;font-size:13px}
.check.ok{background:#e6f4ec;color:var(--ok)} .check.bad{background:#fbeaea;color:var(--bad)}
.hits{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;margin-top:14px}
.hit{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:10px;display:flex;flex-direction:column;gap:6px}
.hit.top{border-color:var(--accent)}
.hit svg{width:100%;height:170px;background:#fff}
.hit .rank{font-size:11px;color:var(--muted)}
.hit .name{font-weight:600;font-size:13px;line-height:1.3;word-break:break-word;max-height:3.9em;overflow:hidden}
.bar{height:6px;background:#eef1f4;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent)}
.meta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);gap:6px;flex-wrap:wrap}
.meta a{color:var(--accent);text-decoration:none}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:18px}
.toolbar .sum{color:var(--muted);margin-right:auto}
.extra{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.extra .panel{flex:1 1 240px;padding:12px}
.cls{display:flex;justify-content:space-between;font-size:13px;margin:3px 0}
.cls b{font-weight:600}

/* candidate detail dialog (shared/hits.js) */
.hit{cursor:pointer} .hit:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.hit:hover{border-color:var(--accent)}
dialog.hit-detail{border:1px solid var(--line);border-radius:var(--radius);padding:0;width:min(1040px,94vw);max-height:92vh;overflow:auto;background:var(--panel);color:var(--ink)}
dialog.hit-detail::backdrop{background:rgba(17,22,28,.55)}
.hd-head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel)}
.hd-head h2{font-size:17px;margin:0;flex:1;word-break:break-word}
.hd-rank{font-size:12px;color:var(--muted);white-space:nowrap}
.hd-nav{display:flex;gap:6px}
.hd-nav button{padding:6px 11px}
.hd-body{display:grid;grid-template-columns:minmax(0,620px) minmax(240px,1fr);gap:18px;padding:18px}
@media (max-width:860px){.hd-body{grid-template-columns:1fr}}
.hd-svg{width:100%;aspect-ratio:620/460;background:#fff;border:1px solid var(--line);border-radius:8px}
.hd-info h3{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);margin:16px 0 6px}
.hd-score{display:flex;align-items:center;gap:10px}
.hd-score .bar{flex:1;height:8px}
.hd-score span{font-weight:600;font-size:13px;white-space:nowrap}
.hd-fields{margin-top:12px}
.hd-fields th{width:38%;text-transform:none;letter-spacing:0;font-size:12px}
.hd-fields td{word-break:break-word}
.hd-syn ul{margin:0;padding-left:18px;max-height:160px;overflow:auto;font-size:13px}
.hd-smiles{white-space:pre-wrap;word-break:break-all;background:#f2f5f8;border-radius:6px;padding:8px;font-size:12px;margin:0}
.hd-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;font-size:13px}
.hd-links a{color:var(--accent);text-decoration:none}