:root{--primary-color:#2563eb;--primary-hover:#1d4ed8;--bg-color:#f1f5f9;--sidebar-bg:#fff;--text-main:#0f172a;--text-muted:#64748b;--border-color:#cbd5e1;--card-bg:#fff;--danger-color:#ef4444;--success-color:#10b981;--shadow-sm:0 1px 3px 0 #0000001a, 0 1px 2px -1px #0000001a;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a}*{box-sizing:border-box;cursor:default;-webkit-user-select:none;user-select:none;margin:0;padding:0}input,textarea,select,[contenteditable=true]{cursor:text;-webkit-user-select:text;user-select:text}select,a,button,label[for],[role=button],.btn,.sidebar-link{cursor:pointer}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}.app-container{height:100vh;display:flex}.sidebar{z-index:10;background:linear-gradient(#0f172a 0%,#1e293b 100%);flex-direction:column;width:260px;transition:all .3s;display:flex;box-shadow:4px 0 24px #00000026}.sidebar-header{color:#fff;background:linear-gradient(135deg,#2563eb26 0%,#0000 100%);align-items:center;gap:.75rem;height:70px;padding:0 1.5rem;font-size:1.25rem;font-weight:700;display:flex}.sidebar-nav{flex-direction:column;gap:.2rem;padding:1rem .75rem;display:flex}.nav-item{color:#94a3b8;border-radius:.6rem;align-items:center;gap:.75rem;padding:.7rem 1rem;font-size:.9rem;font-weight:500;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.nav-item:before{content:"";z-index:-1;background:linear-gradient(135deg,#3b82f6,#6366f1);border-radius:.6rem;width:0;transition:width .3s;position:absolute;top:0;bottom:0;left:0}.nav-item:hover{color:#e2e8f0;background-color:#ffffff0f;transform:translate(4px)}.nav-item.active{color:#fff;background:linear-gradient(135deg,#3b82f640,#6366f126);font-weight:600;box-shadow:0 2px 8px #3b82f626}.main-content{flex-direction:column;flex:1;display:flex;overflow:hidden}.top-header{background-color:var(--sidebar-bg);color:#334155;align-items:center;height:64px;padding:0 2rem;font-weight:600;display:flex}.page-content{flex:1;padding:2rem;overflow-y:auto}.card{background-color:var(--card-bg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem}.page-title{color:var(--text-main);margin-bottom:1.5rem;font-size:1.5rem;font-weight:700}.form-group{margin-bottom:1.25rem}.form-label{color:var(--text-main);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}.form-input{border:1px solid var(--border-color);border-radius:.5rem;width:100%;padding:.75rem 1rem;font-family:inherit;font-size:.95rem;transition:all .2s}.form-input:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #2563eb1a}.btn{cursor:pointer;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-family:inherit;font-size:.95rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem;display:grid}.stat-card{align-items:center;gap:1rem;display:flex}.stat-icon{width:48px;height:48px;color:var(--primary-color);background-color:#eff6ff;border-radius:.75rem;justify-content:center;align-items:center;display:flex}.stat-info h3{color:var(--text-muted);font-size:.875rem;font-weight:500}.stat-info p{color:var(--text-main);font-size:1.5rem;font-weight:700}.table-container{border:1px solid var(--border-color);border-radius:.5rem;width:100%;overflow-x:auto}.data-table{border-collapse:collapse;text-align:left;width:100%}.data-table th{color:var(--text-muted);border-bottom:1px solid var(--border-color);white-space:nowrap;background-color:#f8fafc;padding:1rem;font-size:.875rem;font-weight:600}.data-table td{color:var(--text-main);border-bottom:1px solid var(--border-color);padding:1rem;font-size:.95rem}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background-color:#f8fafc}.badge{border-radius:9999px;padding:.25rem .75rem;font-size:.75rem;font-weight:600;display:inline-block}.badge-success{color:#166534;background-color:#dcfce7}.badge-warning{color:#854d0e;background-color:#fef9c3}.badge-danger{color:#991b1b;background-color:#fee2e2}.badge-default{color:#475569;background-color:#f1f5f9}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s ease-out forwards fadeIn}