:root{--bg:#0f1216;--card:#1a1f27;--line:#2b3240;--fg:#e6eaf0;--mut:#8a93a2;--acc:#4da3ff;--ok:#3fb950;--bad:#f85149}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--fg)}
header{display:flex;align-items:baseline;gap:.6rem;padding:14px 22px;border-bottom:1px solid var(--line);background:#131820}
.brand{font-weight:700;letter-spacing:.14em;color:var(--acc)}
.sub{color:var(--mut);font-size:12px}
main{padding:22px 22px 88px;max-width:1050px;margin:0 auto}  /* bottom pad clears the floating "?" fab */
h2{font-size:15px;margin:30px 0 12px;border-left:3px solid var(--acc);padding-left:10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin-bottom:14px}
.card>p:first-child{margin-top:0}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:7px 9px;border-bottom:1px solid var(--line)}
th{color:var(--mut);font-weight:600}
td.mono,code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.pill{display:inline-block;padding:1px 8px;border-radius:10px;font-size:11px;border:1px solid var(--line)}
.ok{color:var(--ok)}.bad{color:var(--bad)}.mut{color:var(--mut)}
.role{background:#22303f;color:var(--acc);padding:2px 9px;border-radius:10px;font-size:12px}
.dev{background:#3a1d1d;color:#ffb4b4;border:1px solid var(--bad);padding:9px 16px;font-weight:600;text-align:center}
.warn{background:#2a2410;border:1px solid #6b5d1f;color:#e8d48a;border-radius:8px;padding:10px 14px;margin:8px 0 2px;font-size:13px;line-height:1.5}
form.inline{display:flex;flex-wrap:wrap;gap:12px 14px;align-items:flex-end}
label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--mut)}
input,select,textarea{background:#0f141b;border:1px solid var(--line);color:var(--fg);border-radius:6px;padding:7px 9px;font:inherit}
select{min-width:134px;cursor:pointer}
input[type=file]{padding:6px;font-size:12px}
.full input,.full select,.full textarea{width:100%}
textarea{width:100%;min-height:120px;font-family:ui-monospace,monospace;font-size:12px}
button{background:var(--acc);color:#00121f;border:0;border-radius:6px;padding:8px 16px;font-weight:600;cursor:pointer}
button:hover{filter:brightness(1.08)}
footer{color:var(--mut);font-size:11px;text-align:center;padding:22px}
a{color:var(--acc)}
pre{overflow-x:auto;font-size:12px;white-space:pre-wrap}
summary{cursor:pointer;color:var(--acc)}
/* audit log — expandable rows (native <details>, CSP-safe) */
.log{display:flex;flex-direction:column;gap:4px}
.logrow{border:1px solid var(--line);border-radius:6px;background:#0f141b}
.logrow>summary{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:6px 10px;font-size:12px}
.logrow>summary>span{white-space:nowrap}
.logrow>summary::-webkit-details-marker{display:none}
.logrow[open]>summary{border-bottom:1px solid var(--line)}
.logrow pre{margin:0;padding:8px 10px}
/* sign result — action buttons + copy */
.hidden{display:none}
.btnrow{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.btnrow a{background:#22303f;color:var(--acc);border:1px solid var(--line);border-radius:6px;padding:8px 14px;font-weight:600;text-decoration:none}
.btnrow button{padding:8px 14px}
/* header nav buttons */
.navbtn{background:#22303f;color:var(--acc);border:1px solid var(--line);border-radius:6px;padding:3px 10px;font-size:12px;font-weight:600;cursor:pointer;text-decoration:none;margin-right:6px;display:inline-block}
/* floating issue-reporter — the little "?" in the bottom-right corner */
.fab{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--acc);color:#00121f;font-size:24px;font-weight:700;border:0;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.5);z-index:900;display:flex;align-items:center;justify-content:center;padding:0;line-height:1}
.fab:hover{filter:brightness(1.1)}
.fab:focus-visible{outline:2px solid #fff;outline-offset:2px}
/* modal overlay — Instructions and Report both FLOAT over the page */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.55);display:flex;align-items:flex-start;justify-content:center;padding:6vh 16px 16px;z-index:1000;overflow:auto}
.modal.hidden{display:none}
.modalbox{position:relative;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px 24px;max-width:760px;width:100%;box-shadow:0 16px 48px rgba(0,0,0,.55)}
.modalbox h2:first-child{margin-top:0}
.modalbox>p:first-of-type{margin-top:0}
.modalbox p{font-size:13px;line-height:1.55}
.modalbox form{display:flex;flex-direction:column;gap:10px;max-width:100%}
.modalbox input,.modalbox textarea{width:100%}
.modalbox textarea{min-height:90px}
.modalx{position:absolute;top:8px;right:10px;background:transparent;color:var(--mut);border:0;font-size:24px;line-height:1;padding:6px 12px;cursor:pointer;font-weight:700}
.modalx:hover{color:var(--fg)}
/* element picker (started by the "?" button) */
body.picking,body.picking *{cursor:crosshair !important}
.pick-hi{outline:2px solid var(--acc) !important;outline-offset:1px;background:rgba(77,163,255,.10) !important}
.pick-banner{position:fixed;left:50%;top:14px;transform:translateX(-50%);background:var(--acc);color:#00121f;font-weight:600;font-size:13px;padding:8px 15px;border-radius:8px;z-index:1100;box-shadow:0 4px 14px rgba(0,0,0,.5)}
.pick-tag{display:inline-block;background:#0f141b;border:1px solid var(--line);color:var(--acc);border-radius:6px;padding:4px 9px;font-family:ui-monospace,monospace;font-size:12px;word-break:break-all}
/* usage metrics */
.card h3{font-size:13px;margin:16px 0 6px;color:var(--fg)}
.stats{display:flex;flex-wrap:wrap;gap:10px;margin:2px 0 12px}
.stat{flex:1 1 120px;background:#0f141b;border:1px solid var(--line);border-radius:8px;padding:10px 12px}
.statv{font-size:22px;font-weight:700;color:var(--fg);font-variant-numeric:tabular-nums}
.statl{font-size:11px;color:var(--mut);text-transform:uppercase;letter-spacing:.04em;margin-top:2px}
.chartwrap{width:100%;overflow-x:auto}
.chart{width:100%;height:auto;min-width:360px;display:block}
.chart .bar{fill:var(--acc)}
.chart .bar:hover{fill:#7ab8ff}
.chart .baraxis{stroke:var(--line);stroke-width:1}
.chart .barlabel{fill:var(--mut);font-size:9px}
.chart .barval{fill:var(--mut);font-size:8px}
.cols2{display:flex;flex-wrap:wrap;gap:22px}
.cols2>div{flex:1 1 260px;min-width:0}
.hbar{display:flex;align-items:center;gap:8px;margin:5px 0;font-size:12px}
.hbarlab{flex:0 0 132px;color:var(--fg);font-family:ui-monospace,monospace;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hbartrack{flex:1 1 auto;background:#0f141b;border:1px solid var(--line);border-radius:4px;height:14px;overflow:hidden}
.hbarfill{display:block;height:100%;background:var(--acc)}
.hbarfill.alt{background:#8957e5}
.hbarval{flex:0 0 auto;color:var(--mut);font-variant-numeric:tabular-nums;min-width:28px;text-align:right}
th.subhead{color:var(--acc);font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding-top:12px}
#verifyResult h4{font-size:12px;margin:12px 0 4px;color:var(--acc)}
.hint{font-size:12px;color:var(--mut);margin:6px 0 0;line-height:1.5}
#signProfile{display:inline-block;background:#0f141b;border:1px solid var(--line);border-radius:6px;padding:6px 11px;color:var(--fg);margin:10px 0 0}
#signProfile b{color:var(--acc)}
/* "do it yourself" educational steps: command vs expected-output styled apart */
.step{margin:14px 0}
.stepdesc{margin:0 0 5px;font-size:13px;line-height:1.5}
pre.cmd{background:#0f141b;border:1px solid var(--line);border-left:3px solid var(--acc);margin:0;padding:9px 11px;font-size:12px;font-style:italic;color:var(--fg);overflow-x:auto}
pre.out{background:#0d1712;border:1px solid #1e3a24;border-left:3px solid var(--ok);margin:5px 0 0;padding:7px 11px;font-size:12px;color:var(--ok);overflow-x:auto}
/* formatted captured transcript (audit / CA / proof) */
.xcript{display:flex;flex-direction:column;gap:3px}
.xcript .cmd{margin:6px 0 0}
.xcript .xsect{margin:12px 0 2px;font-weight:600;font-size:12px;color:var(--acc);border-bottom:1px solid var(--line);padding-bottom:2px}
.xcript .tcomment{margin:6px 0 0;color:var(--mut);font-size:12px}
/* utilities (replace inline styles so a strict CSP without 'unsafe-inline' still styles the page) */
.right{margin-left:auto}
.full{flex:1 1 100%}
.wrapall{word-break:break-all}
.big{font-size:16px}
.mt{margin-top:10px}