:root{--bg:#0b1020;--card:#121a33;--text:#eef1ff;--muted:#a9b2d6;--border:#22305d;--primary:#4aa3ff;--danger:#ff5b6e;}
*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:radial-gradient(1200px 500px at 20% 10%, rgba(74,163,255,.18), transparent 55%),var(--bg);color:var(--text)}
.wrap{max-width:1100px;margin:0 auto;padding:18px}
header{display:flex;gap:18px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.title h1{margin:0 0 6px 0;font-size:26px}
.muted{color:var(--muted)}
.controls{flex:1;min-width:320px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin:8px 0}
label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}
input{background:#0e1530;color:var(--text);border:1px solid var(--border);border-radius:10px;padding:9px 10px;min-width:110px}
button{border:1px solid var(--border);background:#0e1530;color:var(--text);border-radius:12px;padding:10px 12px;cursor:pointer}
button.primary{background:linear-gradient(180deg, rgba(74,163,255,.25), rgba(74,163,255,.08));border-color:rgba(74,163,255,.35)}
button:hover{filter:brightness(1.05)}
.grid{display:grid;grid-template-columns:1.4fr 1fr;gap:14px}
@media (max-width: 980px){.grid{grid-template-columns:1fr}}
.card{background:rgba(18,26,51,.9);border:1px solid var(--border);border-radius:16px;padding:14px}
.card h2{margin:0 0 10px 0;font-size:18px}
.card h3{margin:14px 0 8px 0;font-size:14px}
canvas{width:100%;height:auto;border-radius:12px;background:#080c1a;border:1px solid rgba(255,255,255,.06)}
.hint{margin-top:8px;font-size:12px}
.kpi{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media (max-width: 980px){.kpi{grid-template-columns:repeat(2,1fr)}}
.k{font-size:12px;color:var(--muted)}
.v{font-size:18px;font-weight:650}
.pareto{display:flex;flex-direction:column;gap:8px;max-height:260px;overflow:auto;padding-right:6px}
.pareto .item{border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:10px;background:rgba(10,15,32,.5)}
.pareto code{color:#d6e6ff}