:root{--bg-app: #0f172a;--bg-panel: #1e293b;--bg-panel-transparent: rgba(30, 41, 59, .95);--border-color: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary: #3b82f6;--primary-hover: #2563eb;--primary-light: rgba(59, 130, 246, .1);--success: #10b981;--success-light: rgba(16, 185, 129, .1);--danger: #ef4444;--danger-light: rgba(239, 68, 68, .1);--warning: #f59e0b;--warning-light: rgba(245, 158, 11, .1);--radius: .75rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--chart-grid: #334155;--chart-tooltip-bg: #1e293b;--chart-text: #f1f5f9}[data-theme=light]{--bg-app: #f1f5f9;--bg-panel: #ffffff;--bg-panel-transparent: rgba(255, 255, 255, .95);--border-color: #e2e8f0;--text-primary: #0f172a;--text-secondary: #64748b;--text-muted: #94a3b8;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: rgba(37, 99, 235, .1);--chart-grid: #e2e8f0;--chart-tooltip-bg: #ffffff;--chart-text: #0f172a}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-app);color:var(--text-primary);-webkit-font-smoothing:antialiased;transition:background-color .3s ease,color .3s ease}#root{width:100%;min-height:100vh;display:flex;flex-direction:column}.layout{display:grid;grid-template-columns:380px 1fr;min-height:100vh}.sidebar{background-color:var(--bg-panel);border-right:1px solid var(--border-color);padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem;transition:background-color .3s ease,border-color .3s ease;position:sticky;top:0;height:100vh;overflow-y:auto}.main-content{padding:2rem;display:flex;flex-direction:column;gap:2rem;overflow-x:hidden}h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.025em;color:var(--text-primary)}h1{font-size:1.5rem}h2{font-size:1.25rem;margin-bottom:.75rem}h3{font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:.5rem}p{color:var(--text-secondary);line-height:1.5}.card{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow-sm);transition:box-shadow .2s,background-color .3s ease,border-color .3s ease}.card:hover{box-shadow:var(--shadow-lg)}.card-fullscreen{position:fixed;inset:0;z-index:9999;border-radius:0;margin:0!important;display:flex;flex-direction:column;overflow:hidden}.card-fullscreen .card-content{flex:1;overflow:auto;padding:1rem}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.stat-item{background:var(--bg-panel);border:1px solid var(--border-color);padding:1.25rem;border-radius:var(--radius);display:flex;flex-direction:column}.stat-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.stat-value{font-size:1.75rem;font-weight:700;color:var(--text-primary)}.stat-label{font-size:.875rem;color:var(--text-secondary)}.data-grid-container{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border-color);background:var(--bg-app)}table{width:100%;border-collapse:collapse;font-size:.875rem}th,td{padding:.75rem 1rem;text-align:right;border-bottom:1px solid var(--border-color);min-width:100px;color:var(--text-primary)}th:first-child,td:first-child{text-align:left;position:sticky;left:0;background-color:var(--bg-panel);z-index:10;border-right:1px solid var(--border-color)}th{background-color:var(--primary-light);font-weight:600;color:var(--text-primary)}tr:hover td{background-color:var(--bg-app)}input[type=number],input[type=text],select,input[type=range]{background:var(--bg-app);border:1px solid var(--border-color);color:var(--text-primary);padding:.5rem;border-radius:.5rem;width:100%;transition:border-color .2s,background-color .3s ease;font-family:inherit}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}.input-group{margin-bottom:1rem}.input-label{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;margin-bottom:.5rem;color:var(--text-secondary);font-weight:500}.btn{background-color:var(--primary);color:#fff;border:none;padding:.75rem 1.25rem;border-radius:.5rem;cursor:pointer;font-weight:500;transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{background-color:transparent;border:1px solid var(--border-color);color:var(--text-primary)}.btn-secondary:hover{background-color:var(--bg-app);border-color:var(--text-secondary)}.btn-sm{padding:.25rem .5rem;font-size:.75rem}.btn-icon{background:transparent;color:var(--text-secondary);padding:.5rem;cursor:pointer}.btn-icon:hover{background:var(--bg-app);color:var(--text-primary);border-radius:.25rem}.alert{padding:1rem;border-radius:var(--radius);margin-bottom:.5rem;font-size:.875rem;display:flex;align-items:flex-start;gap:.75rem;line-height:1.4;border:1px solid transparent}.alert-danger{background-color:var(--danger-light);color:var(--danger);border-color:#ef444433}.alert-warning{background-color:var(--warning-light);color:var(--warning);border-color:#f59e0b33}.alert-success{background-color:var(--success-light);color:var(--success);border-color:#10b98133}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600;gap:.25rem}.badge-green{background:var(--success-light);color:var(--success)}.badge-red{background:var(--danger-light);color:var(--danger)}.badge-blue{background:var(--primary-light);color:var(--primary)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.theory-tooltip{position:absolute;z-index:50;background:var(--bg-panel);border:1px solid var(--primary);box-shadow:var(--shadow-lg);padding:1rem;border-radius:var(--radius);width:250px;font-size:.875rem;pointer-events:none}.learn-tag{cursor:help;text-decoration:underline;text-decoration-style:dotted;text-decoration-color:var(--text-secondary)}.learn-tag:hover{color:var(--primary);text-decoration-style:solid}