:root{--bg-primary: #f3f2f1;--bg-secondary: #ffffff;--bg-card: #ffffff;--text-primary: #323130;--text-secondary: #605e5c;--accent: #0078d4;--accent-hover: #106ebe;--border: #edebe9;--shadow: 0 2px 8px rgba(0, 0, 0, .08);--success: #107c10;--warning: #ffb900;--danger: #d13438;--radius: 8px;--font: "Segoe UI", system-ui, sans-serif}[data-theme=dark]{--bg-primary: #1b1a19;--bg-secondary: #252423;--bg-card: #2d2c2c;--text-primary: #faf9f8;--text-secondary: #c8c6c4;--accent: #2899f5;--accent-hover: #0078d4;--border: #3b3a39;--shadow: 0 2px 8px rgba(0, 0, 0, .4)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);min-height:100vh}a{color:var(--accent);text-decoration:none}button{font-family:inherit;cursor:pointer}.app-layout{display:flex;flex-direction:column;min-height:100vh}.navbar{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.5rem;background:var(--bg-secondary);border-bottom:1px solid var(--border);box-shadow:var(--shadow)}.navbar-brand{display:flex;align-items:center;gap:.75rem;font-weight:600;font-size:1.1rem}.navbar-brand svg{color:var(--accent)}.navbar-actions{display:flex;align-items:center;gap:1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:var(--radius);border:none;font-size:.875rem;font-weight:500;transition:background .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border)}.btn-icon{padding:.5rem;background:transparent;border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary)}.main-content{flex:1;padding:1.5rem;max-width:1400px;margin:0 auto;width:100%}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0078d4,#004578)}.login-card{background:var(--bg-secondary);padding:3rem;border-radius:12px;box-shadow:0 8px 32px #0003;text-align:center;max-width:420px;width:90%}.login-card h1{font-size:1.5rem;margin-bottom:.5rem}.login-card p{color:var(--text-secondary);margin-bottom:2rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}.stat-card .label{font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.stat-card .value{font-size:2rem;font-weight:700;color:var(--accent);margin-top:.25rem}.panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;margin-bottom:1.5rem;box-shadow:var(--shadow)}.panel h2{font-size:1rem;font-weight:600;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}.controls-row{display:flex;flex-wrap:wrap;gap:1rem;align-items:end;margin-bottom:1.5rem}.form-group{display:flex;flex-direction:column;gap:.25rem}.form-group label{font-size:.8rem;color:var(--text-secondary)}.form-group input,.form-group select{padding:.5rem .75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-primary);color:var(--text-primary);font-size:.875rem;min-width:180px}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.kpi-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;border-left:4px solid var(--accent)}.kpi-card .kpi-value{font-size:1.75rem;font-weight:700;color:var(--accent)}.kpi-card .kpi-formula{font-size:.75rem;color:var(--text-secondary);margin-top:.5rem;font-family:monospace}.chart-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:1.5rem}.profile-header{display:flex;flex-wrap:wrap;gap:1.5rem;align-items:start}.profile-avatar{width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:600}.profile-details{flex:1}.profile-details h1{font-size:1.5rem}.profile-meta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:.5rem;font-size:.875rem;color:var(--text-secondary)}.ai-summary{background:linear-gradient(135deg,#0078d414,#0078d405);border-left:4px solid var(--accent);padding:1rem 1.25rem;border-radius:var(--radius);line-height:1.6}.alert-list{list-style:none;margin-top:.75rem}.alert-list li{padding:.5rem .75rem;background:#ffb90026;border-radius:var(--radius);margin-bottom:.5rem;font-size:.875rem}.limitations{font-size:.8rem;color:var(--text-secondary);margin-top:1rem;padding:.75rem;background:var(--bg-primary);border-radius:var(--radius)}.loading{text-align:center;padding:3rem;color:var(--text-secondary)}.export-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.metric-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem}.metric-item .metric-label{font-size:.75rem;color:var(--text-secondary)}.metric-item .metric-value{font-size:1.25rem;font-weight:600}@media(max-width:768px){.chart-grid{grid-template-columns:1fr}.controls-row{flex-direction:column;align-items:stretch}}