*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #3b82f6;--primary-dark: #2563eb;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--gray-50);color:var(--gray-900)}.container{max-width:1400px;margin:0 auto;padding:2rem}.header{background:#fff;border-bottom:1px solid var(--gray-200);padding:1.5rem 0;margin-bottom:2rem}.header-content{max-width:1400px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.header h1{font-size:1.5rem;font-weight:700;color:var(--gray-900)}.btn{padding:.625rem 1.25rem;border-radius:.5rem;border:none;font-weight:500;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:#fff;color:var(--gray-700);border:1px solid var(--gray-300)}.btn-secondary:hover{background:var(--gray-50)}.card{background:#fff;border-radius:.75rem;padding:1.5rem;box-shadow:0 1px 3px #0000001a;margin-bottom:1.5rem}.card-title{font-size:1.125rem;font-weight:600;margin-bottom:1rem;color:var(--gray-900)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:#fff;border-radius:.75rem;padding:1.5rem;box-shadow:0 1px 3px #0000001a}.stat-label{font-size:.875rem;color:var(--gray-600);margin-bottom:.5rem}.stat-value{font-size:2rem;font-weight:700;color:var(--gray-900)}.table{width:100%;border-collapse:collapse}.table thead{background:var(--gray-50)}.table th{text-align:left;padding:.75rem 1rem;font-weight:600;font-size:.875rem;color:var(--gray-700);border-bottom:1px solid var(--gray-200)}.table td{padding:.75rem 1rem;border-bottom:1px solid var(--gray-200)}.badge{display:inline-block;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.loading{display:flex;justify-content:center;align-items:center;padding:3rem}.spinner{width:40px;height:40px;border:4px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:1rem 1.25rem;border-radius:.5rem;margin-bottom:1rem}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #10b981}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #ef4444}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-weight:500;margin-bottom:.5rem;color:var(--gray-700)}.form-input{width:100%;padding:.625rem .875rem;border:1px solid var(--gray-300);border-radius:.5rem;font-size:1rem}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.tabs{display:flex;gap:.5rem;border-bottom:1px solid var(--gray-200);margin-bottom:1.5rem}.tab{padding:.75rem 1.25rem;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;font-weight:500;color:var(--gray-600);transition:all .2s}.tab:hover{color:var(--gray-900)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}