:root{--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-surface-base:#f8fafc;--color-surface-card:#fff;--color-surface-hover:#f1f5f9;--color-surface-border:#e2e8f0;--color-text-primary:#0f172a;--color-text-secondary:#475569;--color-text-muted:#94a3b8;--color-success:#16a34a;--color-success-bg:#dcfce7;--color-warning:#eab308;--color-warning-bg:#fef08a;--color-danger:#dc2626;--color-danger-bg:#fee2e2;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--radius-md:.5rem;--radius-lg:.75rem;--radius-full:9999px;--sidebar-width:260px;--header-height:64px}@media (prefers-color-scheme:dark){:root{--color-primary:#3b82f6;--color-primary-hover:#60a5fa;--color-surface-base:#0f172a;--color-surface-card:#1e293b;--color-surface-hover:#334155;--color-surface-border:#475569;--color-text-primary:#f8fafc;--color-text-secondary:#94a3b8;--color-text-muted:#64748b;--color-success-bg:#16a34a1a;--color-warning-bg:#eab3081a;--color-danger-bg:#dc26261a}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-surface-base);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;line-height:1.5;transition:background-color .3s,color .3s}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea,select{background-color:var(--color-surface-card);color:var(--color-text-primary);font-family:inherit}.card{background-color:var(--color-surface-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--color-surface-border);animation:.4s ease-out fadeIn}.btn{border-radius:var(--radius-md);justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--color-surface-card);border:1px solid var(--color-surface-border);color:var(--color-text-primary)}.btn-secondary:hover{background-color:var(--color-surface-hover)}.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}.text-primary{color:var(--color-primary)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-danger{color:var(--color-danger)}.badge{border-radius:var(--radius-full);align-items:center;padding:.125rem .625rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-success{background-color:var(--color-success-bg);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-bg);color:var(--color-warning)}.badge-danger{background-color:var(--color-danger-bg);color:var(--color-danger)}.badge-neutral{background-color:var(--color-surface-hover);color:var(--color-text-secondary)}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--color-surface-border);padding:1rem}th{color:var(--color-text-secondary);background-color:var(--color-surface-hover);font-size:.875rem;font-weight:600}tbody tr:hover{background-color:var(--color-surface-hover)}.form-group{margin-bottom:1rem}.form-label{color:var(--color-text-primary);margin-bottom:.375rem;font-size:.875rem;font-weight:500;display:block}.form-control{border:1px solid var(--color-surface-border);border-radius:var(--radius-md);width:100%;color:var(--color-text-primary);background-color:var(--color-surface-card);padding:.5rem .75rem;font-size:.875rem;transition:border-color .2s,box-shadow .2s}.form-control:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 2px #2563eb1a}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-surface-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.dashboard-container{width:100vw;height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);background-color:var(--color-surface-card);border-right:1px solid var(--color-surface-border);flex-direction:column;display:flex}.sidebar-header{height:var(--header-height);border-bottom:1px solid var(--color-surface-border);align-items:center;padding:0 1.5rem;display:flex}.logo{color:var(--color-primary);align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;display:flex}.sidebar-nav{flex-direction:column;flex:1;gap:.5rem;padding:1.5rem 1rem;display:flex}.nav-item{border-radius:var(--radius-md);color:var(--color-text-secondary);align-items:center;gap:.75rem;width:100%;padding:.75rem 1rem;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{background-color:var(--color-surface-hover);color:var(--color-text-primary)}.nav-item.active{background-color:var(--color-primary);color:#fff}.sidebar-footer{border-top:1px solid var(--color-surface-border);padding:1rem}.btn-logout{color:var(--color-danger);justify-content:flex-start}.btn-logout:hover{background-color:var(--color-danger-bg);color:var(--color-danger)}.main-wrapper{background-color:var(--color-surface-base);flex-direction:column;flex:1;display:flex;overflow:hidden}.header{height:var(--header-height);background-color:var(--color-surface-card);border-bottom:1px solid var(--color-surface-border);justify-content:space-between;align-items:center;padding:0 2rem;display:flex}.header-search{background-color:var(--color-surface-base);border:1px solid var(--color-surface-border);border-radius:var(--radius-full);align-items:center;width:300px;padding:.5rem 1rem;display:flex}.search-input{width:100%;color:var(--color-text-primary);background:0 0;border:none;margin-left:.5rem;font-size:.875rem}.search-input:focus{outline:none}.header-actions{align-items:center;gap:1.5rem;display:flex}.user-profile{cursor:pointer;align-items:center;gap:.75rem;display:flex}.avatar{background-color:var(--color-primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-weight:600;display:flex}.user-name{font-size:.875rem;font-weight:500}.main-content{flex:1;padding:2rem;overflow-y:auto}