:root{
  --ground:#E9ECEE; --surface:#F8F9FA; --surface-2:#EEF1F3; --stage:#16191C;
  --ink:#14181B; --ink-2:#3C454D; --muted:#66717B; --rule:#CBD2D8; --rule-2:#DDE2E6;
  --brass:#9A6A15; --brass-ink:#7C5410; --brass-soft:#F0E2C4;
  --good:#237A52; --warn:#B26A21; --bad:#B23B31; --info:#3E7FCB;
  --shadow:0 1px 2px rgba(20,30,40,.07), 0 8px 24px -12px rgba(20,30,40,.25);
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --sev-critical:#8b1a1a; --sev-high:#c0392b; --sev-medium:#d98c1f; --sev-low:#2e7d5b; --sev-info:#5b6b7a;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --ground:#0F1215; --surface:#171B1F; --surface-2:#1F252A; --stage:#0B0D0F;
  --ink:#E7EBEE; --ink-2:#BAC3CB; --muted:#8B959E; --rule:#2A3238; --rule-2:#232A30;
  --brass:#E0A93F; --brass-ink:#EFC470; --brass-soft:#3A2E14;
  --good:#48B584; --warn:#DD9646; --bad:#E4665A; --info:#6BA5E8;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 28px -14px rgba(0,0,0,.7);
  color-scheme:dark;
}}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%}
body{background:var(--ground);color:var(--ink);font:14px/1.5 var(--sans);-webkit-text-size-adjust:100%;padding-bottom:env(safe-area-inset-bottom)}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--brass-ink)}
h1,h2,h3{margin:0;letter-spacing:-.01em}
h1{font-size:22px}h2{font-size:16px}h3{font-size:14px}
.boot{padding:40px;text-align:center;color:var(--muted)}
:focus-visible{outline:2px solid var(--brass);outline-offset:2px;border-radius:4px}

/* layout */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;padding:8px 14px;
  padding-top:calc(8px + env(safe-area-inset-top));background:var(--stage);color:#E9EDF0;border-bottom:1px solid #000}
.topbar .brand{font-weight:700;letter-spacing:.02em;text-decoration:none;color:#fff;white-space:nowrap}
.topbar .brand small{opacity:.6;font-weight:500;margin-left:6px}
.topbar .eng{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#C9D1D8;font-size:13px}
.topbar .eng b{color:#fff}
.topbar a.tb{color:#C9D1D8;text-decoration:none;font-size:13px;padding:5px 8px;border-radius:5px}
.topbar a.tb:hover{background:rgba(255,255,255,.08);color:#fff}
.tabs{display:flex;gap:2px;overflow-x:auto;background:var(--surface);border-bottom:1px solid var(--rule);padding:0 8px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs a{padding:10px 12px;text-decoration:none;color:var(--muted);font-weight:600;font-size:13px;white-space:nowrap;border-bottom:2px solid transparent}
.tabs a.on{color:var(--ink);border-bottom-color:var(--brass)}
.tabs a .n{margin-left:5px;font-family:var(--mono);font-size:11px;color:var(--muted)}
main{max-width:1400px;margin:0 auto;padding:16px 14px 80px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.grow{flex:1;min-width:0}
.stack{display:flex;flex-direction:column;gap:10px}
.grid2{display:grid;gap:14px;grid-template-columns:minmax(0,1fr) 360px}
@media (max-width:900px){.grid2{grid-template-columns:minmax(0,1fr)}}
.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:var(--mono)}
.right{text-align:right}
.eyebrow{font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* panels */
.panel{background:var(--surface);border:1px solid var(--rule);border-radius:8px}
.panel>header{display:flex;align-items:center;gap:8px;padding:9px 12px;border-bottom:1px solid var(--rule-2)}
.panel>header h2{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.panel>header .sp{flex:1}
.panel .body{padding:12px}
.card{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:12px;box-shadow:var(--shadow)}
.card.link{cursor:pointer;text-decoration:none;color:inherit;display:block}
.card.link:hover{border-color:var(--brass)}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}

/* controls */
.btn{padding:7px 12px;border-radius:6px;border:1px solid var(--rule);background:var(--surface-2);cursor:pointer;font-weight:600;font-size:13px;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;text-decoration:none;color:inherit}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--brass);border-color:var(--brass);color:#16120A}
.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 40%,transparent)}
.btn.sm{padding:4px 9px;font-size:12px}
.btn:disabled{opacity:.5;cursor:default}
.btn.ghost{background:transparent}
label.fld{display:flex;flex-direction:column;gap:3px;flex:1;min-width:120px}
label.fld>span{font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-weight:700}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=datetime-local],input[type=search],select,textarea{
  width:100%;padding:7px 9px;border-radius:6px;border:1px solid var(--rule);background:var(--surface-2);font-size:14px}
textarea{min-height:80px;resize:vertical;font-family:inherit;line-height:1.45}
textarea.mono{font-family:var(--mono);font-size:12.5px}
input[type=file].sr{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.seg{display:inline-flex;border:1px solid var(--rule);border-radius:6px;overflow:hidden}
.seg button{padding:6px 10px;border:0;background:var(--surface-2);cursor:pointer;font-weight:600;font-size:12.5px;border-right:1px solid var(--rule)}
.seg button:last-child{border-right:0}
.seg button[aria-pressed=true]{background:var(--brass);color:#16120A}
.pill{display:inline-block;font-family:var(--mono);font-size:11px;padding:1px 7px;border-radius:99px;background:var(--surface-2);border:1px solid var(--rule);color:var(--ink-2)}
.tag{display:inline-block;font-size:11.5px;padding:1px 7px;border-radius:4px;background:var(--brass-soft);color:var(--brass-ink);margin:2px 3px 0 0;cursor:pointer}
.sev{display:inline-block;padding:1px 8px;border-radius:4px;font-size:11px;font-weight:700;color:#fff;text-transform:uppercase;letter-spacing:.06em}
.sev-critical{background:var(--sev-critical)}.sev-high{background:var(--sev-high)}.sev-medium{background:var(--sev-medium)}.sev-low{background:var(--sev-low)}.sev-info{background:var(--sev-info)}
.status{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.status.pending{color:var(--warn)}.status.done{color:var(--good)}.status.error{color:var(--bad)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:7px 10px;border-bottom:1px solid var(--rule-2)}
td{padding:7px 10px;border-bottom:1px solid var(--rule-2);vertical-align:top}
tr:last-child td{border-bottom:0}
.tblwrap{overflow-x:auto}
tr.click{cursor:pointer}tr.click:hover td{background:var(--surface-2)}
.empty{padding:30px;text-align:center;color:var(--muted)}
pre{white-space:pre-wrap;font-family:var(--mono);font-size:12.5px;background:var(--surface-2);border:1px solid var(--rule-2);border-radius:6px;padding:9px;margin:0}

/* photo grid */
.pgrid{display:grid;gap:6px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.ph{position:relative;aspect-ratio:1;border-radius:6px;overflow:hidden;background:var(--surface-2);border:1px solid var(--rule);cursor:pointer}
.ph img{width:100%;height:100%;object-fit:cover;display:block}
.ph .cap{position:absolute;left:0;right:0;bottom:0;padding:16px 7px 5px;font-size:11px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.75));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ph .dot{position:absolute;top:6px;right:6px;width:9px;height:9px;border-radius:50%;background:var(--warn);box-shadow:0 0 0 2px rgba(0,0,0,.4)}
.ph .dot.done{background:var(--good)}.ph .dot.error{background:var(--bad)}.ph .dot.na{display:none}
.ph.sel{outline:3px solid var(--brass)}
.ph .ck{position:absolute;top:6px;left:6px;width:18px;height:18px;border-radius:4px;background:rgba(0,0,0,.5);border:1px solid #fff}
.ph.sel .ck{background:var(--brass)}
.pgrid.mini{grid-template-columns:repeat(auto-fill,minmax(84px,1fr));max-width:520px;gap:6px}
.ph .rm{position:absolute;top:4px;right:4px;width:20px;height:20px;line-height:18px;text-align:center;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;font-size:12px;border:1px solid rgba(255,255,255,.45);cursor:pointer;z-index:2}
.ph .rm:hover{background:var(--bad)}
.drop{border:2px dashed var(--rule);border-radius:8px;padding:14px;text-align:center;color:var(--muted)}
.drop.over{border-color:var(--brass);color:var(--ink)}
.preview{max-width:100%;max-height:70vh;border-radius:6px;display:block;margin:0 auto;background:var(--stage)}

/* plan viewer */
.planwrap{position:relative;display:inline-block;max-width:100%;line-height:0;border:1px solid var(--rule);border-radius:6px;overflow:hidden;background:var(--stage)}
.planwrap img{max-width:100%;display:block;cursor:crosshair}
.pin{position:absolute;width:22px;height:22px;margin:-22px 0 0 -11px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);border:2px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.5);cursor:pointer}
.pin span{position:absolute;inset:0;display:grid;place-items:center;transform:rotate(45deg);font:700 10px var(--mono);color:#fff;line-height:1}
.pin.finding{background:var(--sev-high)}.pin.photo{background:var(--info)}.pin.note{background:var(--brass)}.pin.asset{background:var(--good)}
.pin.sel{outline:3px solid var(--brass)}

/* modal / toast */
#modal-root:empty{display:none}
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:4vh 10px;overflow:auto}
.modal{background:var(--surface);border:1px solid var(--rule);border-radius:10px;width:min(860px,100%);box-shadow:var(--shadow);margin-bottom:40px}
.modal.wide{width:min(1200px,100%)}
.modal>header{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--rule-2)}
.modal>header h2{flex:1}
.modal .body{padding:16px;display:flex;flex-direction:column;gap:12px}
.modal>footer{display:flex;gap:8px;justify-content:flex-end;padding:12px 16px;border-top:1px solid var(--rule-2)}
#toasts{position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom));transform:translateX(-50%);display:flex;flex-direction:column;gap:6px;z-index:100;width:min(480px,92vw)}
.toast{background:var(--stage);color:#fff;padding:10px 14px;border-radius:8px;font-size:13px;box-shadow:var(--shadow);border-left:4px solid var(--brass)}
.toast.err{border-left-color:var(--bad)}.toast.ok{border-left-color:var(--good)}

/* login */
.login{max-width:380px;margin:12vh auto;display:flex;flex-direction:column;gap:12px}
.login h1{text-align:center}
.login .sub{text-align:center;color:var(--muted)}

/* ask */
.answer{font-size:15px;line-height:1.55;white-space:pre-wrap}
.chatlog{display:flex;flex-direction:column;gap:10px}
.qa{border-left:3px solid var(--brass);padding:4px 10px}
.qa .q{font-weight:600}

/* embedded tool viewer */
main.toolmain{max-width:none;padding:0}
.embedbar{display:flex;align-items:center;gap:10px;padding:8px 14px;background:var(--surface);border-bottom:1px solid var(--rule)}
.embedbar .etitle{display:flex;align-items:center;gap:8px;min-width:0}
.embedbar .etitle b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.toolframe{display:block;width:100%;height:calc(100dvh - 92px);min-height:420px;border:0;background:var(--surface)}
.embedfail{display:grid;place-items:center;height:calc(100dvh - 92px)}

/* key bench */
.benchframe{width:100%;height:78vh;border:1px solid var(--rule);border-radius:8px;background:var(--ground)}
.bigbit{font-family:var(--mono);font-size:28px;font-weight:700;letter-spacing:.06em}

/* mobile bottom actions */
.fab{position:fixed;right:16px;bottom:calc(18px + env(safe-area-inset-bottom));z-index:30;border-radius:99px;padding:12px 18px;box-shadow:var(--shadow)}
@media (min-width:900px){.fab{display:none}}
.kv{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;font-size:13px}
.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-word}
.spin{display:inline-block;width:14px;height:14px;border:2px solid var(--rule);border-top-color:var(--brass);border-radius:50%;animation:sp .8s linear infinite;vertical-align:middle}
@keyframes sp{to{transform:rotate(360deg)}}
.rec{color:var(--bad);font-weight:700;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:.3}}
/* authorization-letter form */
.al-perms{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px}
@media (max-width:900px){.al-perms{grid-template-columns:1fr}}
.al-chk{display:flex;gap:7px;align-items:flex-start;font-size:12.5px;line-height:1.35;cursor:pointer;color:var(--ink-2)}
.al-chk input{margin-top:2px;flex:none}
.card>.eyebrow:first-child{margin-bottom:2px}