:root{--bg: #0f172a;--surface: #1e293b;--surface2: #334155;--accent: #3b82f6;--accent2: #22d3ee;--green: #22c55e;--red: #ef4444;--yellow: #f59e0b;--text: #e2e8f0;--text2: #94a3b8}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:1rem}.login-box{background:var(--surface);border-radius:16px;padding:2.5rem;width:100%;max-width:400px;box-shadow:0 20px 60px #0006}.login-box h1{text-align:center;font-size:1.8rem;margin-bottom:.5rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.login-box p{text-align:center;color:var(--text2);margin-bottom:2rem;font-size:.9rem}.login-box input{width:100%;padding:.8rem 1rem;margin-bottom:1rem;background:var(--surface2);border:1px solid #475569;border-radius:8px;color:var(--text);font-size:1rem;outline:none;transition:border .2s}.login-box input:focus{border-color:var(--accent)}.login-box button{width:100%;padding:.8rem;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.login-box button:hover{background:#2563eb}.login-error{color:var(--red);text-align:center;margin-bottom:1rem;font-size:.9rem}.dashboard{min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;padding:1.2rem 2rem;background:linear-gradient(135deg,var(--surface) 0%,var(--surface2) 100%);border-bottom:1px solid var(--surface2);position:sticky;top:0;z-index:101;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header h1{font-size:1.4rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-weight:700;letter-spacing:-.5px}.header-right{display:flex;align-items:center;gap:1.2rem;background:#ffffff0d;padding:.5rem 1rem;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.header-right span{color:var(--text);font-size:.9rem;font-weight:500}.avatar{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;font-weight:700;overflow:hidden;border:2px solid rgba(255,255,255,.2);box-shadow:0 4px 12px #0000004d}.avatar img{width:100%;height:100%;object-fit:cover;display:block}.avatar-xs{width:32px;height:32px;border-radius:8px;font-size:.85rem}.logout-btn{padding:.6rem 1.2rem;background:linear-gradient(135deg,var(--red),#dc2626);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:.85rem;font-weight:600;transition:all .2s ease;box-shadow:0 4px 12px #ef44444d}.logout-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #ef444466}.tabs{display:flex;gap:.5rem;background:var(--surface);padding:.5rem 2rem;border-bottom:1px solid var(--surface2);overflow-x:auto;position:sticky;top:0;z-index:100}.tab{padding:.75rem 1.25rem;cursor:pointer;color:var(--text2);font-size:.85rem;font-weight:500;border-bottom:2px solid transparent;transition:all .2s ease;white-space:nowrap;border-radius:8px 8px 0 0;position:relative}.tab:hover{color:var(--text);background:#3b82f61a}.tab.active{color:var(--accent);border-bottom-color:var(--accent);background:#3b82f626;font-weight:600}.tab:after{content:"";position:absolute;bottom:-2px;left:50%;width:0;height:2px;background:var(--accent);transition:all .3s ease;transform:translate(-50%)}.tab.active:after{width:80%}.tab-profile{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;cursor:pointer;transition:all .2s ease;margin-left:auto;background:transparent;font-size:1.2rem}.tab-profile:hover{background:#3b82f633;transform:scale(1.1)}.tab-profile.active{background:var(--accent);color:#fff;box-shadow:0 4px 12px #3b82f666}.tab-content{padding:1.5rem 2rem}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.card{background:var(--surface);border-radius:16px;padding:1.5rem;border:1px solid var(--surface2);transition:all .3s ease;position:relative;overflow:hidden}.card:hover{transform:translateY(-2px);box-shadow:0 10px 30px #0000004d}.card-critical{border-color:var(--red);box-shadow:0 0 20px #ef444433}.card-warning{border-color:var(--yellow);box-shadow:0 0 20px #f59e0b33}.card-header{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.card-icon{font-size:1.5rem}.card .value{font-size:2rem;font-weight:700;margin:.5rem 0}.card .sub{color:var(--text2);font-size:.85rem}.card-alert{margin-top:.5rem;padding:.4rem .8rem;background:#ef44441a;border-radius:8px;font-size:.8rem;color:var(--red);font-weight:600}.table-wrap{background:var(--surface);border-radius:16px;border:1px solid var(--surface2);overflow:hidden;margin-bottom:2rem}table{width:100%;border-collapse:collapse}th{background:var(--surface2);color:var(--text2);font-weight:600;text-transform:uppercase;font-size:.75rem;letter-spacing:.05em;padding:1rem;text-align:left}td{padding:1rem;border-top:1px solid var(--surface2)}tr:hover td{background:#3b82f614}.badge{display:inline-flex;align-items:center;gap:.3rem;padding:.3rem .7rem;border-radius:20px;font-size:.75rem;font-weight:600}.badge-green{background:#22c55e26;color:var(--green)}.badge-red{background:#ef444426;color:var(--red)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text2);font-size:.9rem;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem 1rem;background:var(--surface);border:1px solid var(--surface2);border-radius:8px;color:var(--text);font-size:.95rem;outline:none;transition:border .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent)}.btn{padding:.6rem 1.2rem;border:none;border-radius:8px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .2s ease}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#2563eb;transform:translateY(-1px)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#dc2626;transform:translateY(-1px)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--surface);border-radius:16px;padding:2rem;max-width:500px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:0 20px 60px #00000080}.modal h2{margin-bottom:1.5rem;color:var(--text)}.modal-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:1.5rem}.loading{display:flex;align-items:center;justify-content:center;padding:3rem;color:var(--text2)}.spinner{width:40px;height:40px;border:3px solid var(--surface2);border-top:3px solid var(--accent);border-radius:50%;animation:spin 1s linear infinite;margin-right:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.header{padding:1rem}.tabs{padding:.5rem 1rem}.tab-content{padding:1rem}.cards-grid{grid-template-columns:1fr}}.btn-warning{background:var(--yellow);color:#000}.btn-warning:hover{background:#d97706;transform:translateY(-1px)}.btn-success{background:var(--green);color:#fff}.btn-success:hover{background:#16a34a;transform:translateY(-1px)}.btn-sm{padding:.4rem .8rem;font-size:.8rem}