:root{--text-primary:#212121;--text-secondary:#555;--bg:#f7f8fa;--card-bg:#ffffff80;--sidebar-bg:#ffffffd9;--border:#e0e0e0;--accent:#33ae78;--accent-dark:#228b22;--accent-light:#eaf7f0;--red:#e74c3c;--red-bg:#e74c3c1a;--yellow:#f1c40f;--yellow-bg:#f1c40f1f;--blue:#3498db;--blue-bg:#3498db1a;--purple:#9b59b6;--purple-bg:#9b59b61a;--green:#33ae78;--green-bg:#33ae781a;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--text-primary);background:var(--bg);line-height:1.6}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-dark)}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-right:1px solid var(--border);z-index:100;flex-direction:column;width:260px;transition:transform .3s;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-header{border-bottom:1px solid var(--border);padding:20px 20px 16px}.sidebar-brand{align-items:center;gap:12px;display:flex}.sidebar-brand-icon{background:var(--accent-light);width:36px;height:36px;color:var(--accent-dark);border-radius:10px;justify-content:center;align-items:center;display:flex}.sidebar-brand-text{color:var(--accent-dark);letter-spacing:-.3px;font-size:.95rem;font-weight:700}.sidebar-brand-sub{color:var(--accent);text-transform:uppercase;letter-spacing:.8px;font-size:.72rem;font-weight:600}.sidebar-nav{flex:1;padding:12px;overflow-y:auto}.nav-section{margin-bottom:8px}.nav-title{text-transform:uppercase;letter-spacing:1px;color:var(--text-secondary);padding:8px 12px 6px;font-size:.7rem;font-weight:600}.nav-item{color:var(--text-secondary);cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:10px 16px;font-size:.88rem;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover{color:var(--accent-dark);background:#33ae7814}.nav-item.active{color:var(--accent-dark);background:#33ae781f;font-weight:600}.nav-icon{justify-content:center;align-items:center;width:22px;display:flex}.sidebar-footer{border-top:1px solid var(--border);padding:16px}.user-info{align-items:center;gap:10px;margin-bottom:12px;display:flex}.user-avatar{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:.85rem;font-weight:700;display:flex}.user-name{color:var(--text-primary);font-size:.85rem;font-weight:600}.user-role{color:var(--text-secondary);font-size:.72rem}.logout-btn{width:100%;color:var(--red);cursor:pointer;background:#e74c3c14;border:none;border-radius:10px;align-items:center;gap:10px;padding:10px 12px;font-family:inherit;font-size:.9rem;font-weight:500;transition:all .2s;display:flex}.logout-btn:hover{background:#e74c3c26}.main-content{flex:1;min-height:100vh;margin-left:260px;padding:32px 36px}.page-title{letter-spacing:-.5px;color:var(--text-primary);margin:0 0 24px;font-size:1.6rem;font-weight:700}.card{background:var(--card-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid #fffc;border-radius:16px;padding:24px;transition:all .3s;box-shadow:0 4px 20px #0000000d}.card:hover{box-shadow:0 8px 32px #00000014}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:28px;display:grid}.stat-card{position:relative;overflow:hidden}.stat-value{margin-bottom:4px;font-size:2rem;font-weight:700;line-height:1.1}.stat-label{color:var(--text-secondary);font-size:.88rem;font-weight:500}.btn{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);cursor:pointer;background:#fff6;border:1px solid #fff9;border-radius:12px;padding:10px 24px;font-family:inherit;font-size:.95rem;font-weight:600;transition:all .3s;display:inline-block}.btn:hover{background:#fffc;transform:translateY(-2px)}.btn.primary{color:#fff;background:#33ae78e6;border:1px solid #ffffff4d}.btn.primary:hover{background:#33ae78}.btn.danger{color:#fff;background:#e74c3ce6;border:1px solid #ffffff4d}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.badge{letter-spacing:.3px;border-radius:20px;align-items:center;padding:4px 12px;font-size:.78rem;font-weight:600;display:inline-flex}.form-group{margin-bottom:1.2rem}.label{color:var(--text-primary);margin-bottom:6px;font-size:.9rem;font-weight:600;display:block}.input{border:1px solid var(--border);width:100%;color:var(--text-primary);box-sizing:border-box;background:#ffffffb3;border-radius:10px;outline:none;padding:12px 16px;font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #33ae7826}.table-wrapper{background:var(--card-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid #fffc;border-radius:16px;overflow-x:auto;box-shadow:0 4px 20px #0000000d}.table{border-collapse:separate;border-spacing:0;width:100%;font-size:.92rem}.table th{text-align:left;color:var(--text-primary);white-space:nowrap;border-bottom:1px solid var(--border);background:#33ae780f;padding:14px 16px;font-weight:600}.table td{vertical-align:middle;border-bottom:1px solid #0000000a;padding:12px 16px}.table tr:last-child td{border-bottom:none}.table tbody tr{transition:background .15s}.table tbody tr:hover{background:#33ae7808}.alert{border-radius:12px;margin-bottom:16px;padding:14px 18px;font-size:.9rem;font-weight:500}.alert.success{color:#228b22;background:#33ae781a;border:1px solid #33ae7833}.alert.error{color:#c0392b;background:#e74c3c1a;border:1px solid #e74c3c33}.spinner{border:3px solid #33ae7833;border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;color:var(--text-secondary);padding:48px 20px}.empty-state h3{color:var(--text-primary);margin-bottom:8px}.section-title{color:var(--text-primary);letter-spacing:-.2px;margin:0 0 16px;font-size:1.15rem;font-weight:600}.login-container{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--card-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid #fffc;border-radius:16px;width:100%;max-width:400px;padding:40px;box-shadow:0 4px 20px #0000000d}.login-header{text-align:center;margin-bottom:32px}.login-header h1{color:var(--text-primary);margin:12px 0 4px;font-size:1.5rem}.login-header p{color:var(--text-secondary);font-size:.88rem}.module-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.module-card{cursor:pointer;border-left:3px solid var(--accent);padding:20px;transition:all .2s}.module-card:hover{transform:translateY(-2px)}.module-card h4{margin-bottom:4px;font-size:.95rem;font-weight:600}.module-card p{color:var(--text-secondary);font-size:.82rem}.sidebar-toggle{z-index:300;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);cursor:pointer;color:var(--text-primary);background:#ffffffe6;border-radius:10px;width:40px;height:40px;padding:8px;font-size:1.2rem;display:none;position:fixed;top:16px;left:16px;box-shadow:0 2px 8px #00000014}.overlay{display:none}@media (max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-toggle{justify-content:center;align-items:center;display:flex}.overlay{z-index:90;background:#0000004d;display:block;position:fixed;inset:0}.main-content{margin-left:0;padding:64px 16px 24px}}