:root{--primary: #6366f1;--primary-dark: #4f46e5;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--bg-dark: #0f172a;--bg-card: #1e293b;--bg-input: #334155;--text: #f1f5f9;--text-muted: #94a3b8;--border: #334155;--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text);min-height:100vh}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-card);padding:24px;display:flex;flex-direction:column;border-right:1px solid var(--border)}.sidebar-logo{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:32px;display:flex;align-items:center;gap:10px}.sidebar-nav{display:flex;flex-direction:column;gap:8px;flex:1}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius);color:var(--text-muted);text-decoration:none;transition:all .2s;cursor:pointer;border:none;background:none;font-size:1rem;width:100%;text-align:left}.nav-item:hover{background:var(--bg-input);color:var(--text)}.nav-item.active{background:var(--primary);color:#fff}.main-content{flex:1;padding:32px;overflow-y:auto}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--bg-dark) 0%,#1e1b4b 100%)}.login-card{background:var(--bg-card);padding:48px;border-radius:24px;width:100%;max-width:420px;box-shadow:0 25px 50px -12px #00000080}.login-title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:8px}.login-subtitle{color:var(--text-muted);text-align:center;margin-bottom:32px}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;color:var(--text-muted);font-size:.875rem}.form-input{width:100%;padding:14px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:1rem;transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--primary)}.form-input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;border:none;text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-input);color:var(--text)}.btn-sm{padding:8px 16px;font-size:.875rem}.btn-block{width:100%}.card{background:var(--bg-card);border-radius:var(--radius);padding:24px;border:1px solid var(--border)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:1.25rem;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:24px;border:1px solid var(--border)}.stat-value{font-size:2.5rem;font-weight:700;color:var(--primary)}.stat-label{color:var(--text-muted);margin-top:4px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:16px;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:500;font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}tr:hover{background:#ffffff05}.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-success{background:#10b98133;color:var(--success)}.badge-warning{background:#f59e0b33;color:var(--warning)}.badge-danger{background:#ef444433;color:var(--danger)}.badge-primary{background:#6366f133;color:var(--primary)}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--bg-card);border-radius:16px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border)}.modal-title{font-size:1.25rem;font-weight:600}.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.5rem;cursor:pointer}.modal-body{padding:24px}.modal-footer{display:flex;gap:12px;justify-content:flex-end;padding:16px 24px;border-top:1px solid var(--border)}.error-message{background:#ef44441a;border:1px solid var(--danger);color:var(--danger);padding:12px 16px;border-radius:var(--radius);margin-bottom:20px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:1.75rem;font-weight:700}.search-input{width:300px}.loading{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-muted)}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:48px;color:var(--text-muted)}.actions{display:flex;gap:8px}