:root{--bg-body:#f1f5f9;--bg-surface:#fff;--bg-hover:#f8fafc;--border:#e2e8f0;--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#ef4444;--success:#10b981;--text-main:#0f172a;--text-muted:#64748b;--sidebar-w:260px;font-family:Inter,system-ui,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-body);color:var(--text-main);min-height:100vh}h1,h2,h3,h4{color:var(--text-main);font-weight:600}h1{margin-bottom:1rem;font-size:1.5rem}h2{margin-bottom:.75rem;font-size:1.25rem}p{color:var(--text-muted);line-height:1.5}.panel{background:var(--bg-surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 1px 3px #0000000d}.center-screen{justify-content:center;align-items:center;min-height:100vh;padding:1rem;display:flex}.auth-card{width:100%;max-width:420px;padding:2.5rem;animation:.3s ease-out fadeIn}.auth-header{text-align:center;margin-bottom:2rem}.auth-header h1{margin-top:1rem}.text-primary{color:var(--primary)}.input-field{flex-direction:column;gap:.5rem;margin-bottom:1.25rem;display:flex}.input-field label{color:var(--text-main);font-size:.875rem;font-weight:500}.input-field input,.input-field textarea,.input-field select{border:1px solid var(--border);background:var(--bg-surface);color:var(--text-main);border-radius:6px;padding:.6rem .875rem;font-family:inherit;font-size:.95rem;transition:all .2s}.input-field input:focus,.input-field textarea:focus,.input-field select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #2563eb1a}.input-field select{cursor:pointer}.btn{cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1.2rem;font-size:.95rem;font-weight:500;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover:not(:disabled){background:var(--primary-hover)}.btn.secondary{background:var(--bg-body);color:var(--text-main);border:1px solid var(--border)}.btn.secondary:hover{background:var(--border)}.btn.outline{border:1px solid var(--border);color:var(--text-main);background:0 0}.btn.outline:hover{background:var(--bg-hover)}.full-width{width:100%}.link-btn{color:var(--primary);cursor:pointer;background:0 0;border:none;margin-left:.5rem;font-size:.9rem;font-weight:500}.link-btn:hover{text-decoration:underline}.auth-footer{text-align:center;margin-top:1.5rem;font-size:.9rem}.alert{border-radius:6px;align-items:center;gap:.75rem;margin-bottom:1.5rem;padding:1rem;font-size:.95rem;display:flex}.alert.error{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.alert.success{color:#065f46;background:#ecfdf5;border:1px solid #a7f3d0}.dashboard-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-w);background:var(--bg-surface);border-right:1px solid var(--border);flex-direction:column;height:100vh;display:flex;position:fixed}.sidebar-header{border-bottom:1px solid var(--border);align-items:center;gap:.75rem;padding:1.5rem;display:flex}.sidebar-header h2{margin:0;font-size:1.1rem}.sidebar-nav{flex:1;padding:1.5rem 0;overflow-y:auto}.nav-item{text-align:left;width:100%;color:var(--text-muted);cursor:pointer;background:0 0;border:none;align-items:center;gap:.75rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{background:var(--bg-hover);color:var(--text-main)}.nav-item.active{color:var(--primary);border-right:3px solid var(--primary);background:#eff6ff;font-weight:600}.nav-group-title{text-transform:uppercase;color:var(--text-muted);letter-spacing:.5px;padding:1.5rem 1.5rem .5rem;font-size:.75rem;font-weight:700}.sub-nav{padding-left:1rem}.sidebar-footer{border-top:1px solid var(--border);padding:1.5rem}.main-content{margin-left:var(--sidebar-w);flex-direction:column;flex:1;display:flex}.topbar{background:var(--bg-surface);border-bottom:1px solid var(--border);align-items:center;height:70px;padding:0 2rem;font-size:1.1rem;font-weight:600;display:flex}.content-area{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem;display:grid}.kpi-card{flex-direction:column;gap:.5rem;padding:1.5rem;display:flex}.kpi-card .kpi-title{color:var(--text-muted);font-size:.875rem;font-weight:500}.kpi-card .kpi-value{color:var(--text-main);font-size:2rem;font-weight:700}.kpi-card .kpi-trend{color:var(--success);align-items:center;gap:.25rem;font-size:.85rem;display:flex}.question-box{margin-bottom:2rem;padding:2rem;animation:.3s fadeIn}.box-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;display:flex}.grid-2{grid-template-columns:1fr 1fr;gap:1.5rem;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:1.5rem;display:grid}.mt-1{margin-top:1.5rem}.options-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;display:grid}.icon-btn{cursor:pointer;color:var(--text-muted);background:0 0;border:none;border-radius:6px;padding:.5rem;transition:all .2s}.icon-btn:hover{background:var(--bg-hover);color:var(--text-main)}.icon-btn.danger:hover{color:var(--danger);background:#fef2f2}.actions{border-top:1px solid var(--border);justify-content:space-between;align-items:center;margin-top:2rem;padding-top:1.5rem;display:flex}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}