:root{--bg:#f4f6f8;--panel:#fff;--line:#e6e8ee;--text:#1a2230;--muted:#6b7688;--brand:#0f766e;--brand2:#0d9488;--ink:#0b1220;--good:#12805c;--warn:#b45309;--bad:#dc2626;--shadow:0 1px 3px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.05)}
*{box-sizing:border-box}html,body{margin:0}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
h1{font-size:22px;letter-spacing:-.02em;margin:0 0 4px}h2{font-size:16px;margin:0}h3{font-size:14px;margin:0}
.top{display:flex;align-items:center;gap:24px;background:linear-gradient(100deg,#0f766e,#0d9488);color:#fff;padding:0 22px;height:56px}
.brand{font-weight:800;font-size:16px;display:flex;align-items:center;gap:8px}.logo{opacity:.85}
.top nav{display:flex;gap:4px;margin-left:8px}
.top nav a{padding:8px 14px;border-radius:9px;font-weight:600;color:rgba(255,255,255,.85)}
.top nav a:hover{background:rgba(255,255,255,.12);color:#fff}.top nav a.on{background:rgba(255,255,255,.2);color:#fff}
.top .who{margin-left:auto;display:flex;align-items:center;gap:14px;font-weight:600}
.top .lo{background:rgba(255,255,255,.16);padding:7px 13px;border-radius:9px}
main{max-width:1120px;margin:0 auto;padding:28px 22px 70px}
.wide{max-width:none}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.pg-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:20px;gap:16px;flex-wrap:wrap}
.sub{color:var(--muted);font-size:13px}
.btn{display:inline-flex;align-items:center;gap:7px;background:var(--brand);color:#fff;border:1px solid var(--brand);border-radius:10px;padding:9px 16px;font-size:13.5px;font-weight:700;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--brand2)}
.btn.ghost{background:#fff;color:var(--text);border-color:var(--line)}.btn.ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.danger{background:#fff;color:var(--bad);border-color:#f3c9c9}
.flash{background:#e7f6f1;color:#0b6b52;border:1px solid #bfe6da;padding:11px 15px;border-radius:11px;margin-bottom:18px;font-size:13.5px}
/* KPIs */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow)}
.kpi .n{font-size:26px;font-weight:800;letter-spacing:-.02em}.kpi .l{color:var(--muted);font-size:12.5px;margin-top:2px}
/* table */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;color:var(--muted);font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;padding:11px 14px;border-bottom:2px solid var(--line)}
.tbl td{padding:11px 14px;border-bottom:1px solid var(--line)}
.tbl tr:last-child td{border-bottom:0}
.tbl tr.rowlink{cursor:pointer}.tbl tr.rowlink:hover td{background:#f0faf7}
.badge{display:inline-block;font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px;background:#eef1f5;color:#5b6675}
.b-ok{background:rgba(18,128,92,.12);color:var(--good)}.b-no{background:#fde8e8;color:var(--bad)}.b-warn{background:#fdf0dd;color:var(--warn)}
.pill{font-size:11px;font-weight:700;padding:2px 9px;border-radius:6px;background:#e9edf2;color:#4b5566}
/* forms */
label.fld{display:block;margin-bottom:14px}
label.fld>span{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:5px}
input,select,textarea{width:100%;font-family:inherit;font-size:14px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,118,110,.13)}
.row{display:grid;gap:16px}.row.c2{grid-template-columns:1fr 1fr}.row.c3{grid-template-columns:1fr 1fr 1fr}
.fv-sec{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--brand);font-weight:800;margin:4px 0 14px}
/* editor + scorer */
.ed-grid{display:grid;grid-template-columns:1fr 300px;gap:18px;align-items:start}
.ed-tabs{display:flex;gap:6px;margin-bottom:10px}
.ed-tabs button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:7px 15px;font-weight:700;font-size:13px;cursor:pointer;font-family:inherit;color:var(--muted)}
.ed-tabs button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.ed-ta{width:100%;min-height:420px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.6;resize:vertical}
.scorer{position:sticky;top:16px}
.score-big{display:flex;align-items:center;gap:12px;padding:16px;border-radius:12px;border:1px solid var(--line);background:var(--panel)}
.score-ring{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:16px;color:#fff;flex:none}
.chk{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:12.5px}
.chk:last-child{border-bottom:0}.chk .v{font-weight:700}
.chk .dot{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:7px}
.dot-ok{background:var(--good)}.dot-no{background:var(--bad)}
.empty{text-align:center;color:var(--muted);padding:40px 0}
.auth{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f766e,#0d9488)}
.auth .box{width:100%;max-width:400px;background:#fff;border-radius:18px;padding:34px 30px;box-shadow:0 30px 80px rgba(0,0,0,.3)}
.auth h1{text-align:center}.auth .sub{text-align:center;margin-bottom:22px}
/* task sub-nav */
.tnav{display:flex;gap:4px;margin-bottom:18px;border-bottom:1px solid var(--line);padding-bottom:0}
.tnav a{padding:9px 16px;font-weight:700;font-size:13px;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px}
.tnav a:hover{color:var(--brand)}.tnav a.on{color:var(--brand);border-bottom-color:var(--brand)}
/* image grid */
.imgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.imgcard{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.imgcard img{width:100%;height:120px;object-fit:cover;display:block;background:#eef1f5;cursor:pointer}
.imgmeta{display:flex;gap:5px;align-items:center;flex-wrap:wrap;padding:8px 10px;font-size:11px;color:var(--muted)}
.imgdel{position:absolute;top:6px;right:6px}.imgdel .btn{padding:3px 8px}
/* labelling */
.prog{height:8px;background:var(--line);border-radius:20px;overflow:hidden}
.prog-bar{height:100%;background:var(--brand2);border-radius:20px;transition:.3s}
.lab-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
/* QA distribution */
.distrow{margin-bottom:12px}.distlab{font-size:13px;font-weight:600;margin-bottom:4px}
.distbar{height:10px;background:var(--bg);border-radius:20px;overflow:hidden}
.distfill{height:100%;border-radius:20px}
.chk2{display:flex;align-items:center;gap:9px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.chk2:last-child{border-bottom:0}.chk2 .dot{width:10px;height:10px;border-radius:50%}
@media(max-width:820px){.kpis{grid-template-columns:1fr 1fr}.ed-grid{grid-template-columns:1fr}.row.c2,.row.c3{grid-template-columns:1fr}.lab-grid{grid-template-columns:1fr}}