*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--bg-input: #0f172a;--border: #334155;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-blue: #3b82f6;--accent-green: #10b981;--accent-amber: #f59e0b;--accent-red: #ef4444;--accent-purple: #8b5cf6;--radius: 12px;--radius-sm: 8px}html{font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:16px;color:var(--text-secondary)}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent-blue);border-radius:50%;animation:spin .8s linear infinite}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;background:linear-gradient(135deg,#0f172a,#1e293b)}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px 32px;width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:28px}.login-logo{width:56px;height:56px;background:var(--accent-blue);border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:#fff}.login-header h1{font-size:1.25rem;font-weight:600;margin-bottom:4px}.login-header p{color:var(--text-secondary);font-size:.875rem}.login-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#fca5a5;border-radius:var(--radius-sm);padding:10px 14px;font-size:.85rem;margin-bottom:16px}.input-group{position:relative;margin-bottom:14px}.input-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.input-group input{width:100%;padding:12px 14px 12px 44px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.95rem;outline:none;transition:border-color .2s}.input-group input:focus{border-color:var(--accent-blue)}.password-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px}.login-btn{width:100%;padding:12px;background:var(--accent-blue);color:#fff;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:500;cursor:pointer;transition:opacity .2s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:8px}.login-btn:hover:not(:disabled){opacity:.9}.login-btn:disabled{opacity:.5;cursor:not-allowed}.totp-prompt{text-align:center;margin-bottom:20px;color:var(--text-secondary)}.totp-icon{color:var(--accent-green);margin-bottom:8px}.back-link{display:block;width:100%;padding:10px;margin-top:12px;background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:.85rem;text-decoration:underline}.dashboard{max-width:1400px;margin:0 auto;padding:20px}.dash-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:12px;margin-bottom:20px}.header-left h1{font-size:1.5rem;font-weight:600;margin-bottom:6px}.status-bar{display:flex;gap:16px;align-items:center;font-size:.8rem}.bling-status,.last-update{display:flex;align-items:center;gap:5px;color:var(--text-secondary)}.bling-status.connected{color:var(--accent-green)}.bling-status.error{color:var(--accent-red)}.header-right{display:flex;align-items:center;gap:8px}.user-info{font-size:.85rem;color:var(--text-secondary);margin-right:8px}.btn-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all .15s}.btn-icon:hover{color:var(--text-primary);border-color:var(--accent-blue)}.btn-icon.logout:hover{border-color:var(--accent-red);color:var(--accent-red)}.filters-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px;padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius)}.period-presets{display:flex;gap:6px;flex-wrap:wrap}.preset-btn{padding:6px 14px;border:1px solid var(--border);border-radius:20px;background:transparent;color:var(--text-secondary);font-size:.8rem;cursor:pointer;transition:all .15s;white-space:nowrap}.preset-btn:hover{border-color:var(--accent-blue);color:var(--accent-blue)}.filter-toggle{display:flex;align-items:center;gap:5px;margin-left:auto;padding:6px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);cursor:pointer;font-size:.8rem}.filters-expanded{width:100%;margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}.filter-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.filter-row label{display:flex;flex-direction:column;gap:4px;font-size:.8rem;color:var(--text-secondary)}.filter-row input{padding:8px 10px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:.85rem;outline:none}.filter-row input:focus{border-color:var(--accent-blue)}.dash-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#fca5a5;padding:10px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.85rem}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.kpi-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;align-items:flex-start;gap:14px}.kpi-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.kpi-icon.blue{background:#3b82f626;color:var(--accent-blue)}.kpi-icon.green{background:#10b98126;color:var(--accent-green)}.kpi-icon.amber{background:#f59e0b26;color:var(--accent-amber)}.kpi-icon.purple{background:#8b5cf626;color:var(--accent-purple)}.kpi-content{display:flex;flex-direction:column;min-width:0}.kpi-label{font-size:.8rem;color:var(--text-secondary);margin-bottom:2px}.kpi-value{font-size:1.4rem;font-weight:600;line-height:1.2}.progress-bar{width:100%;height:6px;background:var(--border);border-radius:3px;margin-top:8px;overflow:hidden}.progress-fill{height:100%;border-radius:3px;transition:width .5s ease}.charts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px}.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.chart-card.wide{grid-column:1 / -1}.chart-card h3{font-size:.95rem;font-weight:500;margin-bottom:16px;color:var(--text-secondary)}.recharts-tooltip-wrapper{pointer-events:none}.dash-footer{display:flex;justify-content:space-between;padding:16px 0;font-size:.8rem;color:var(--text-muted);border-top:1px solid var(--border)}@media (max-width: 768px){.dashboard{padding:12px}.dash-header{flex-direction:column}.header-right{width:100%;justify-content:flex-end}.kpi-grid{grid-template-columns:1fr 1fr}.charts-grid{grid-template-columns:1fr}.chart-card.wide{grid-column:1}.filter-row{grid-template-columns:1fr 1fr}.status-bar{flex-direction:column;align-items:flex-start;gap:4px}.dash-footer{flex-direction:column;gap:4px}}@media (max-width: 480px){.kpi-grid,.filter-row{grid-template-columns:1fr}.period-presets{width:100%}.login-card{padding:28px 20px}}