:root{--bg:#f6f7fb;--card:#fff;--bd:#e6e8f0;--txt:#0f172a;--mut:#64748b;--nav:#0b1220;--nav2:#111b31;--ok:#166534;--bad:#991b1b;}
*{box-sizing:border-box} body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--txt);}
.app{display:grid;grid-template-columns:260px 1fr;min-height:100vh} .side{background:var(--nav);color:#e5e7eb;padding:16px}
.brand{font-weight:900;margin-bottom:14px} .btn{width:100%;text-align:left;border:1px solid rgba(255,255,255,.08);background:transparent;color:#e5e7eb;padding:10px 12px;border-radius:12px;cursor:pointer;margin-bottom:8px;font-weight:700}
.btn:hover{background:rgba(255,255,255,.06)} .btn.active{background:var(--nav2);border-color:rgba(255,255,255,.18)}
.main{padding:18px} .card{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:16px;box-shadow:0 6px 16px rgba(0,0,0,.06);margin-bottom:12px}
h1{margin:0 0 6px;font-size:18px} h2{margin:0 0 10px;font-size:15px} .mut{color:var(--mut);font-size:12px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px} .grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px} .grid4{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:12px}
@media(max-width:1000px){.app{grid-template-columns:1fr}.side{position:sticky;top:0;z-index:5}.grid2,.grid3,.grid4{grid-template-columns:1fr}}
label{display:block;font-size:12px;color:var(--mut);margin-bottom:6px} input,select,textarea{width:100%;border:1px solid var(--bd);border-radius:10px;padding:10px;font-size:14px;outline:none;background:#fff}
textarea{min-height:78px;resize:vertical} .actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.act{border:1px solid var(--bd);background:#0f172a;color:#fff;border-radius:12px;padding:10px 14px;cursor:pointer;font-weight:800} .act.secondary{background:#fff;color:var(--txt)}
.out{margin-top:10px;background:#0b1220;color:#e2e8f0;border-radius:12px;padding:12px;white-space:pre-wrap;overflow:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;font-size:12px;min-height:80px}
table{width:100%;border-collapse:collapse} th,td{border:1px solid var(--bd);padding:10px;text-align:left;font-size:13px} th{background:#fbfcff;position:sticky;top:0;z-index:2}
.matrixWrap{border:1px solid var(--bd);border-radius:12px;overflow:auto;max-height:70vh} table.matrix{border-collapse:collapse;min-width:980px}
table.matrix th,table.matrix td{border:1px solid var(--bd);padding:8px;text-align:center;font-size:12px} table.matrix th.sticky{position:sticky;top:0;z-index:3;background:#fbfcff}
table.matrix th.leftSticky{position:sticky;left:0;z-index:4;background:#fbfcff;cursor:pointer;user-select:none} table.matrix td.leftSticky{position:sticky;left:0;z-index:2;background:#fff;font-weight:900}
.cell{border-radius:10px;padding:8px;min-width:86px;cursor:default;font-weight:900;user-select:text}
.green{background:rgba(22,101,52,.12);color:var(--ok);border:1px solid rgba(22,101,52,.25)}
.red{background:rgba(153,27,27,.12);color:var(--bad);border:1px solid rgba(153,27,27,.25)}
.yellowDark{background:rgba(161,98,7,.22);color:#7c2d12;border:1px solid rgba(161,98,7,.50)}
.empty{background:rgba(226,232,240,.5);color:#64748b;border:1px solid rgba(148,163,184,.35);font-weight:700}
.editCell{cursor:text;outline:none} .editCell.editing{box-shadow:0 0 0 3px rgba(15,23,42,.15)}