:root{--bg-dark:#0f172a;--bg-card:#1e293b;--bg-card-hover:#334155;--text-main:#f1f5f9;--text-muted:#94a3b8;--primary:#3b82f6;--primary-hover:#2563eb;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--border:#334155;--shadow:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.app-container{min-height:100vh;display:flex}.sidebar{background-color:var(--bg-card);border-right:1px solid var(--border);flex-direction:column;gap:1rem;width:250px;padding:2rem 1rem;display:flex}.sidebar-logo{color:var(--primary);text-align:center;letter-spacing:-.5px;margin-bottom:2rem;font-size:1.5rem;font-weight:800}.nav-item{border-radius:var(--radius);color:var(--text-muted);align-items:center;gap:.75rem;padding:.75rem 1rem;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{background-color:var(--bg-card-hover);color:var(--text-main);transform:translate(4px)}.nav-item.active{background-color:var(--primary);color:#fff}.main-content{flex:1;padding:2rem 3rem;overflow-y:auto}.page-header{margin-bottom:2rem}.page-title{color:var(--text-main);margin-bottom:.5rem;font-size:2rem;font-weight:700}.page-subtitle{color:var(--text-muted);font-size:1rem}.card{background-color:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:1.5rem;transition:transform .2s,box-shadow .2s}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.grid-cols-4{grid-template-columns:repeat(4,1fr);gap:1.5rem;display:grid}.grid-cols-3{grid-template-columns:repeat(3,1fr);gap:1.5rem;display:grid}.metrics-value{margin-top:.5rem;font-size:2.5rem;font-weight:700}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-warning{color:var(--warning)}.text-primary{color:var(--primary)}.bg-success{background-color:#10b9811a}.bg-danger{background-color:#ef44441a}.table-container{background-color:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);margin-top:2rem;overflow:hidden}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:1rem}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;background-color:#0003;font-size:.875rem;font-weight:600}tr:hover td{background-color:#ffffff05}.badge{border-radius:9999px;padding:.25rem .75rem;font-size:.75rem;font-weight:600;display:inline-block}.badge-success{color:var(--success);background-color:#10b98133}.badge-danger{color:var(--danger);background-color:#ef444433}.badge-warning{color:var(--warning);background-color:#f59e0b33}.badge-info{color:var(--primary);background-color:#3b82f633}.btn{border-radius:var(--radius);cursor:pointer;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{color:var(--text-main);border:1px solid var(--border);background-color:#ffffff0d}.btn-secondary:hover{background-color:#ffffff1a;transform:translateY(-1px)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:#dc2626;transform:translateY(-1px);box-shadow:0 4px 12px #ef44444d}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;background-color:#0000001a;padding:4rem 2rem;transition:all .2s}.upload-area:hover,.upload-area.dragover{border-color:var(--primary);background-color:#3b82f60d}.upload-icon{color:var(--primary);margin-bottom:1rem;font-size:3rem}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background-color:#020617d9;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background-color:var(--bg-card);border-radius:var(--radius);width:90%;max-width:700px;box-shadow:var(--shadow-lg);border:1px solid var(--border);padding:2.5rem;animation:.3s slideUp;position:relative}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.error-box{border:1px solid var(--danger);background-color:#ef44441a;border-radius:10px;margin-top:1rem;padding:1.25rem;overflow-x:auto}.error-label{color:var(--danger);text-transform:uppercase;margin-bottom:.5rem;font-size:.85rem;font-weight:700;display:block}code.error-text{color:#fca5a5;white-space:pre-wrap;word-break:break-all;font-family:JetBrains Mono,Fira Code,monospace;font-size:.9rem}.loading-spinner{border:3px solid #ffffff1a;border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:1s ease-in-out infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}