/* ایران اوپن فاینانس — browser lab (/lab/). Brand book v3: flat, orange accent, black code, rail grey, warm bg.
   Builds on styles.css tokens and terminal.css (.tpage chrome, .code-t, .tabs-t, .mono). */

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.lab{padding:8px 0 0}
.lab-wrap{width:min(1440px,100% - 32px);margin-inline:auto;display:grid;gap:16px}
.lab-noscript{padding:14px;border:1px dashed var(--err);border-radius:12px;color:var(--err)}
.lab code,.lab kbd{font-family:var(--mono);font-size:.92em}
.lab kbd{padding:0 6px;border:1px solid var(--line-2);border-radius:6px;background:var(--surface)}

/* ---------- toolbar: scenarios, latency, actions ---------- */
.lab-bar{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:14px 22px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:14px 16px}
.lab-bar__label{display:block;font-size:12.5px;font-weight:700;color:var(--muted);margin-bottom:6px}
.lab-bar__hint{font-size:12.5px;color:var(--muted);margin-top:6px;line-height:1.7}
.lab-scen{display:flex;flex-wrap:wrap;gap:6px}
.lab-scen button{display:inline-flex;gap:4px;align-items:center;font-size:13px;font-weight:600;padding:4px 12px;border-radius:999px;border:1px solid var(--line-2);color:var(--muted);transition:background .2s,border-color .2s,color .2s}
.lab-scen button:hover{color:var(--text);border-color:var(--text)}
.lab-scen button .mono{font-size:11.5px;opacity:.8}
.lab-scen button[aria-pressed="true"]{background:var(--black);border-color:var(--black);color:#fff}
.lab.is-failing .lab-scen button[aria-pressed="true"]{background:var(--orange);border-color:var(--orange)}
.lab-bar__lat{min-width:200px}
.lab-bar__lat input{width:100%;accent-color:var(--orange)}
.lab-bar__lat output{display:block;font-size:12.5px;color:var(--muted)}
.lab-bar__act{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:flex-end;max-width:420px}
.lab-prog{position:relative;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;padding:6px 12px 9px;border-radius:10px;background:var(--wash);overflow:hidden}
.lab-prog b{color:var(--orange)}
.lab-prog i{position:absolute;inset-inline:0;bottom:0;height:3px;background:var(--rail)}
.lab-prog i::after{content:"";position:absolute;inset:0;background:var(--orange);transform-origin:right;transform:scaleX(var(--p,0));transition:transform .4s var(--ease)}

/* ---------- workbench grid ---------- */
.lab-grid{display:grid;grid-template-columns:252px minmax(0,1.08fr) minmax(0,1fr);gap:16px;align-items:start}
.lab-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:16px;min-width:0}
.lab-panel__h{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.lab-panel__h h2{font-size:17px}
.lab-kind{font-size:11.5px;font-weight:700;padding:2px 10px;border-radius:999px;white-space:nowrap}
.lab-kind.is-sim{color:var(--muted);border:1px solid var(--line-2)}
.lab-kind.is-real{background:var(--black);color:#fff}
.lab-kind.is-real::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--orange);margin-inline-end:6px;vertical-align:1px}

/* sidebar */
.lab-side{position:sticky;top:84px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:10px;max-height:calc(100vh - 100px);overflow:auto}
.lab-side__sel{display:none}
.lab-side__grp+.lab-side__grp{margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}
.lab-side h3{font-size:12.5px;font-weight:800;color:var(--muted);padding:2px 8px 4px}
.lab-op{display:flex;align-items:center;gap:8px;width:100%;padding:6px 8px;border-radius:8px;text-align:start;font-size:13px;color:var(--text);transition:background .15s}
.lab-op:hover{background:var(--wash)}
.lab-op[aria-current="true"]{background:var(--black);color:#fff}
.lab-op__id{font-family:var(--mono);font-size:12.5px;direction:ltr;unicode-bidi:isolate;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.lab-op__m{font:700 10px var(--mono);min-width:40px;text-align:center;padding:1px 0;border-radius:5px;background:var(--wash);color:var(--muted)}
.lab-op[aria-current="true"] .lab-op__m{background:rgba(255,255,255,.14);color:#fff}
.lab-real{margin-inline-start:auto;font-size:10.5px;font-weight:700;color:var(--orange);border:1px solid rgba(255,90,0,.4);border-radius:999px;padding:0 7px;white-space:nowrap}
.lab-op[aria-current="true"] .lab-real{color:#fff;border-color:var(--orange);background:var(--orange)}

/* request */
.lab-line{display:flex;align-items:center;gap:10px;background:var(--black);color:#fff;border-radius:10px;padding:8px 12px;min-width:0}
.lab-m{font:700 12px var(--mono);padding:2px 8px;border-radius:6px;background:rgba(255,255,255,.12);color:#fff;flex:none}
.lab-m--post{background:var(--orange)}
.lab-m--delete{background:#B91C1C}
.lab-op .lab-m--post{color:var(--orange);background:rgba(255,90,0,.1)}
.lab-op .lab-m--delete{color:var(--err);background:rgba(185,28,28,.08)}
.lab-op[aria-current="true"] .lab-m--post,.lab-op[aria-current="true"] .lab-m--delete{color:#fff}
.lab-path{font:13px/1.6 var(--mono);overflow-wrap:anywhere;min-width:0}
.lab-req__t{font-size:14px;color:var(--muted);margin:10px 0 12px;line-height:1.8}
.lab-req__t b{color:var(--text)}
.lab-lbl{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.lab-body{display:block;width:100%;min-height:190px;resize:vertical;border:1.5px solid var(--line-2);border-radius:10px;padding:10px 12px;background:var(--warm);font:13px/1.7 var(--mono);direction:ltr;text-align:left;tab-size:2}
.lab-body:focus{outline:2px solid var(--orange);outline-offset:1px;border-color:var(--orange)}
.lab-body[aria-invalid="true"]{border-color:var(--err);background:#FEF2F2}
.lab-err{margin-top:6px;font-size:13px;color:var(--err);font-weight:600;line-height:1.8}
.lab-help{margin-top:6px;font-size:12.5px;color:var(--muted);line-height:1.8}
.lab-idem{margin-top:14px}
.lab-idem__row{display:flex;gap:8px}
.lab-idem__row input{flex:1;min-width:0;border:1.5px solid var(--line-2);border-radius:10px;padding:7px 12px;background:var(--warm);font-size:13px}
.lab-idem__row input:focus{outline:2px solid var(--orange);outline-offset:1px;border-color:var(--orange)}
.lab-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:16px 0 14px}
.lab-actions .btn--primary{min-width:120px}
.lab-code{display:grid;gap:8px}
.lab-tabs{padding-bottom:2px}
.lab-snippet{min-height:170px;max-height:360px}

/* response */
.lab-res{position:sticky;top:84px}
.lab-res__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-bottom:10px}
.lab-status{font:700 13px var(--mono);padding:3px 10px;border-radius:8px;background:var(--wash);color:var(--muted)}
.lab-status.is-ok{background:rgba(21,128,61,.12);color:var(--ok)}
.lab-status.is-warn{background:rgba(180,83,9,.12);color:var(--warn)}
.lab-status.is-err{background:rgba(185,28,28,.1);color:var(--err)}
.lab-time{font-size:12.5px;color:var(--muted)}
.lab-note{flex-basis:100%;font-size:13.5px;line-height:1.8;color:var(--text)}
.lab-note:empty{display:none}
.lab.is-busy .lab-res__meta .lab-status{opacity:.5}
.lab-empty{font-size:14px;color:var(--muted);padding:26px 12px;text-align:center;border:1px dashed var(--line-2);border-radius:12px}
.lab-heads{margin:0 0 10px;display:grid;gap:2px;font:12px/1.6 var(--mono);direction:ltr;text-align:left;border:1px solid var(--line);border-radius:10px;padding:8px 10px;background:var(--warm)}
.lab-heads div{display:flex;gap:8px;min-width:0}
.lab-heads dt{color:var(--muted);flex:none}
.lab-heads dt::after{content:":"}
.lab-heads dd{margin:0;overflow-wrap:anywhere;min-width:0}
.lab-heads .is-hi dt,.lab-heads .is-hi dd{color:var(--orange-press);font-weight:700}
.lab-json{max-height:540px;min-height:220px}
.lab-json .j-k{color:#FF8A4C}.lab-json .j-s{color:#A7F3D0}.lab-json .j-n{color:#FCD34D}.lab-json .j-m{color:#93C5FD}

/* ---------- lower panels ---------- */
.lab-lower{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}
.lab-count{font-size:12.5px;font-weight:700;padding:2px 10px;border-radius:999px;background:var(--wash)}
.lab-stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;margin-bottom:10px}
.lab-stats div{border:1px solid var(--line);border-radius:10px;padding:6px 8px;text-align:center;line-height:1.5}
.lab-stats b{display:block;font-size:17px}
.lab-stats span{font-size:11.5px;color:var(--muted)}
.lab-accs{list-style:none;margin:0;padding:0;display:grid;gap:4px;max-height:520px;overflow:auto}
.lab-acc{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"who bal" "id bal";gap:0 10px;align-items:center;padding:7px 10px;border:1px solid var(--line);border-radius:10px;transition:border-color .4s,background .4s}
.lab-acc__who{grid-area:who;display:flex;gap:8px;align-items:baseline;min-width:0;flex-wrap:wrap}
.lab-acc__who b{font-size:13.5px}
.lab-acc__who small{font-size:12px;color:var(--muted)}
.lab-acc__id{grid-area:id;display:flex;gap:6px;align-items:center;flex-wrap:wrap;min-width:0;font-size:11.5px;color:var(--muted)}
.lab-acc__sheba{overflow-wrap:anywhere}
.lab-test{font-size:10.5px;font-weight:700;color:var(--warn);border:1px solid rgba(180,83,9,.35);border-radius:999px;padding:0 6px;line-height:1.6}
.lab-acc__bal{grid-area:bal;text-align:left;line-height:1.4}
.lab-acc__bal b{display:block;font-size:14px}
.lab-acc__bal small{font-size:11px;color:var(--muted)}
.lab-acc.is-down{border-color:var(--orange);background:rgba(255,90,0,.06)}
.lab-acc.is-up{border-color:var(--ok);background:rgba(21,128,61,.06)}
.lab-acc.is-off{opacity:.55}

.lab-evs{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:4px;max-height:560px;overflow:auto}
.lab-evs .lab-empty{padding:18px 10px;font-size:13px}
.lab-ev{display:grid;grid-template-columns:12px minmax(0,1fr) auto;grid-template-areas:"dot type at" "dot subj subj";gap:0 8px;align-items:center;padding:6px 10px;border:1px solid var(--line);border-radius:10px;animation:lab-in .35s var(--ease)}
.lab-ev i{grid-area:dot;width:10px;height:10px;border-radius:50%;border:2.5px solid var(--rail)}
.lab-ev.is-run i{border-color:var(--orange)}
.lab-ev.is-ok i{border-color:var(--ok);background:var(--ok)}
.lab-ev.is-err i{border-color:var(--err);background:var(--err)}
.lab-ev__type{grid-area:type;font-size:12.5px;font-weight:700;text-align:left}
.lab-ev__subj{grid-area:subj;font-size:11.5px;color:var(--muted);text-align:left;overflow-wrap:anywhere}
.lab-ev__at{grid-area:at;font-size:11.5px;color:var(--muted)}
@keyframes lab-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

.lab-miss{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:6px}
.lab-mis{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;transition:border-color .3s}
.lab-mis__n{flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;border:2px solid var(--rail);color:var(--muted)}
.lab-mis__t{flex:1;min-width:0;line-height:1.6}
.lab-mis__t b{display:block;font-size:13.5px}
.lab-mis__t small{display:block;font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.lab-mis .btn--sm{min-height:32px;padding:4px 12px;font-size:13px;flex:none}
.lab-mis.is-done{border-color:rgba(21,128,61,.35)}
.lab-mis.is-done .lab-mis__n{background:var(--ok);border-color:var(--ok);color:#fff}
.lab-mis.is-done .lab-mis__t b{color:var(--muted)}
.lab-done{margin-top:12px;padding:14px;border-radius:12px;background:var(--black);color:#fff;display:grid;gap:8px;justify-items:start}
.lab-done p{font-size:13.5px;color:#D6D6D2;line-height:1.8}
.lab-done :focus-visible{outline-color:#fff}
.lab-mreset{margin-top:10px;font-size:12.5px;color:var(--muted);text-decoration:underline;text-underline-offset:3px}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .lab-grid{grid-template-columns:210px minmax(0,1fr)}
  .lab-res{grid-column:1/-1;position:static}
  .lab-lower{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .lab-envp{grid-column:1/-1}
  .lab-bar{grid-template-columns:minmax(0,1fr) auto}
  .lab-bar__act{grid-column:1/-1;justify-content:flex-start;max-width:none}
}
@media (max-width:900px){
  .lab-grid,.lab-lower,.lab-bar{grid-template-columns:minmax(0,1fr)}
  .lab-side{position:static;max-height:none;padding:10px 12px}
  .lab-side__list{display:none}
  .lab-side__sel{display:grid;gap:4px;font-size:13px;font-weight:700}
  .lab-side__sel select{width:100%;min-height:44px;border:1.5px solid var(--line-2);border-radius:10px;padding:6px 10px;background:var(--warm);font-family:var(--mono);font-size:14px;direction:ltr}
  .lab-bar__lat{min-width:0}
  .lab-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
  .lab-json{max-height:420px}
  .lab-tabs{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .lab-tabs button{flex:none;padding:3px 10px}
  .lab-body{min-height:140px}
  .lab-snippet{min-height:120px}
}
@media (max-width:480px){
  .lab-wrap{width:calc(100% - 24px)}
  .lab-panel{padding:12px}
  .lab-actions .btn--primary{flex:1}
  .lab-bar__act .btn{flex:1 1 auto}
  .lab-mis{flex-wrap:wrap}
  .lab-mis .btn--sm{margin-inline-start:38px}
}
@media (prefers-reduced-motion:reduce){
  .lab-ev{animation:none}
  .lab-prog i::after,.lab-acc{transition:none}
}