:root{--color-primary: #0E7C86;--color-primary-dark: #0B4F4A;--color-secondary: #1976d2;--color-secondary-light: #42a5f5;--color-success: #388e3c;--color-warning: #F4A62A;--color-info: #0288d1;--color-danger: #d32f2f;--color-ai: #7c4dff;--color-slate-dark: #263238;--color-slate: #455a64;--color-slate-light: #90a4ae;--color-slate-pale: #cfd8dc;--color-slate-white: #f5f5f5;--color-white: #ffffff;--shadow-sm: 0 1px 3px rgba(0,0,0,.12);--shadow-md: 0 2px 8px rgba(0,0,0,.15);--shadow-lg: 0 4px 16px rgba(0,0,0,.2);--shadow-ai: 0 2px 12px rgba(124, 77, 255, .2);--border-radius: 4px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-slate-white);color:var(--color-slate-dark);line-height:1.6}.app-container{display:flex;flex-direction:column;height:100vh;background:var(--color-white)}.app-nav{background:linear-gradient(135deg,var(--color-slate-dark) 0%,var(--color-slate) 100%);color:var(--color-white);padding:.75rem 1.5rem;box-shadow:var(--shadow-md);display:flex;justify-content:space-between;align-items:center;gap:2rem}.nav-brand{display:flex;align-items:center;gap:.75rem;white-space:nowrap}.nav-logo-mark{height:42px;width:auto;display:block}.nav-subtitle{font-size:.75rem;opacity:.8;margin-left:.5rem}.nav-links{display:flex;gap:1rem;flex-wrap:wrap;flex:1;justify-content:flex-end}.nav-link{background:transparent;border:none;color:#ffffffb3;padding:.5rem 1rem;cursor:pointer;border-radius:var(--border-radius);font-size:.95rem;transition:var(--transition);white-space:nowrap}.nav-link:hover{background:#ffffff1a;color:var(--color-white)}.nav-link.active{background:var(--color-primary);color:var(--color-white);font-weight:600}.nav-ai-status{font-size:.85rem;padding:.35rem .75rem;border-radius:12px;background:#ffffff1a}.ai-enabled{color:var(--color-success);font-weight:600}.ai-disabled{color:var(--color-warning);font-weight:600}.app-content{display:flex;flex:1;gap:1.5rem;padding:1.5rem;overflow:hidden}.main-column{flex:1;overflow-y:auto;background:var(--color-white);border-radius:var(--border-radius);box-shadow:var(--shadow-sm)}.sidebar{width:320px;overflow-y:auto;background:var(--color-white);border-radius:var(--border-radius);box-shadow:var(--shadow-sm)}.page-header{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:var(--color-white);padding:1.5rem;border-radius:var(--border-radius);margin-bottom:1.5rem}.page-header h1{font-size:1.75rem;margin-bottom:.5rem}.page-header p{opacity:.9;font-size:.95rem}.card{background:var(--color-white);border:1px solid var(--color-slate-pale);border-radius:var(--border-radius);padding:1.25rem;margin-bottom:1rem;box-shadow:var(--shadow-sm);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-ai{border-left:3px solid var(--color-ai);box-shadow:var(--shadow-ai)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--color-slate-pale)}.card-header h2{font-size:1.1rem;color:var(--color-slate-dark);margin:0}.card-body{color:var(--color-slate)}.ai-content{background:linear-gradient(135deg,#7c4dff0d,#7c4dff05);border:1px solid rgba(124,77,255,.2);border-left:3px solid var(--color-ai);padding:1rem;border-radius:var(--border-radius);margin:1rem 0;font-style:italic}.ai-label{display:inline-block;background:var(--color-ai);color:#fff;padding:.25rem .6rem;border-radius:12px;font-size:.7rem;font-weight:600;margin-bottom:.5rem;text-transform:uppercase}.ai-loading{display:inline-flex;align-items:center;gap:.5rem;color:var(--color-ai);font-weight:600}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(124,77,255,.2);border-top-color:var(--color-ai);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.badge{display:inline-block;padding:.35rem .75rem;border-radius:12px;font-size:.8rem;font-weight:600;white-space:nowrap}.badge-success{background:#388e3c1a;color:var(--color-success)}.badge-warning{background:#f57c001a;color:var(--color-warning)}.badge-danger{background:#d32f2f1a;color:var(--color-danger)}.badge-info{background:#0288d11a;color:var(--color-info)}.badge-ai{background:#7c4dff1a;color:var(--color-ai)}button{font-family:inherit}.btn{padding:.6rem 1.2rem;border:none;border-radius:var(--border-radius);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition);display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--color-primary);color:var(--color-white)}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-secondary);color:var(--color-white)}.btn-secondary:hover{background:var(--color-secondary-light)}.btn-ai{background:var(--color-ai);color:var(--color-white)}.btn-ai:hover{background:#6a1ee8}.btn-outline{background:transparent;border:1px solid var(--color-slate-light);color:var(--color-slate)}.btn-outline:hover{border-color:var(--color-slate);background:var(--color-slate-white)}.btn:disabled{opacity:.5;cursor:not-allowed}.data-table{width:100%;border-collapse:collapse;font-size:.95rem}.data-table th{background:var(--color-slate-pale);color:var(--color-slate-dark);padding:.75rem;text-align:left;font-weight:600;border-bottom:2px solid var(--color-slate-light)}.data-table td{padding:.75rem;border-bottom:1px solid var(--color-slate-pale)}.data-table tr:hover{background:var(--color-slate-white)}.status-indicator{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:.5rem;vertical-align:middle;animation:pulse 2s infinite}.status-active{background:var(--color-success)}.status-warning{background:var(--color-warning)}.status-critical{background:var(--color-danger)}.status-ai{background:var(--color-ai)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-slate-pale)}::-webkit-scrollbar-thumb{background:var(--color-slate-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-slate)}input,select,textarea{font-family:inherit}input[type=text],input[type=email],input[type=tel],input[type=password],select,textarea{padding:.65rem;border:1px solid var(--color-slate-pale);border-radius:var(--border-radius);font-size:.95rem}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-secondary);box-shadow:0 0 0 2px #1976d21a}@media (max-width: 1024px){.app-content{flex-direction:column}.sidebar{width:100%;max-height:300px}}@media (max-width: 768px){.app-nav{flex-direction:column;gap:1rem}.nav-links{width:100%;justify-content:flex-start}.app-content{padding:1rem;gap:1rem}.nav-link{padding:.4rem .8rem;font-size:.85rem}.page-header h1{font-size:1.4rem}}