:root{--primary: #047dec;--primary-dark: #071f89;--navy: #071f89;--ink: #1b2440;--muted: #6b7596;--line: #e3e9f5;--bg-soft: #f1f5fc;--green: #1f9d57;--green-bg: #e7f6ed;--red: #d23b3b;--red-bg: #fbeaea;--font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:var(--font);background:#f7f9fd;color:var(--ink);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}.card{max-width:760px;margin:24px auto;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.card h1{color:var(--navy);margin:0 0 8px;font-size:1.35rem}code{background:var(--bg-soft);padding:2px 6px;border-radius:5px;font-size:.9em}.muted{color:var(--muted);font-size:.9rem}.error{color:var(--red)}.start-head h1{margin-bottom:2px}.start-controls{display:flex;gap:16px;margin:20px 0 24px;flex-wrap:wrap}.start-controls label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--muted);font-weight:600}.start-controls select{padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:1rem;background:#fff;color:var(--ink);min-width:150px}.mode-cards{display:grid;gap:12px;grid-template-columns:1fr 1fr}@media (max-width: 560px){.mode-cards{grid-template-columns:1fr}}.mode-card{display:flex;flex-direction:column;gap:6px;text-align:left;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:border-color .15s,box-shadow .15s,transform .05s}.mode-card:hover:not(:disabled){border-color:var(--primary);box-shadow:0 4px 16px #047dec1f}.mode-card:active:not(:disabled){transform:translateY(1px)}.mode-title{font-weight:700;color:var(--navy);font-size:1.05rem}.mode-desc{color:var(--muted);font-size:.85rem;line-height:1.4}.mode-card-disabled{opacity:.55;cursor:not-allowed}.session{max-width:760px;margin:0 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(max-width: 700px){.stat-kpis{grid-template-columns:repeat(2,1fr)}}.stat-kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:2px}.stat-kpi strong{font-size:1.6rem;color:var(--navy)}.stat-h{color:var(--navy);font-size:1rem;margin:20px 0 8px}.stat-h .muted{font-weight:400;font-size:.8rem}.stat-rate{font-weight:800;min-width:44px}.stat-n{flex-shrink:0;font-size:.8rem}.stat-bar{flex:1;height:8px;background:var(--bg-soft);border-radius:5px;overflow:hidden}.stat-bar-fill{display:block;height:100%;background:var(--primary)}.stat-pct{min-width:44px;text-align:right;font-weight:700}