:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-card: #ffffff;--text-primary: #212529;--text-secondary: #6c757d;--border-color: #dee2e6;--sidebar-bg: linear-gradient(180deg, #1e3a8a 0%, #3b82f6 100%);--sidebar-logo-bg: #1e40af;--topnav-bg: #ffffff;--table-hover: rgba(0, 0, 0, .075)}[data-theme=dark]{--bg-primary: #1e1e2d;--bg-secondary: #151521;--bg-card: #1e1e2d;--text-primary: #e4e4e4;--text-secondary: #a1a5b7;--border-color: #2d2d3f;--sidebar-bg: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);--sidebar-logo-bg: #0f172a;--topnav-bg: #1e1e2d;--table-hover: rgba(255, 255, 255, .075)}body{background-color:var(--bg-secondary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}.sidebar{position:fixed;top:0;left:0;height:100vh;width:250px;background:var(--sidebar-bg);color:#fff;z-index:1000;overflow-y:auto}.sidebar .logo{padding:1.5rem;text-align:center;border-bottom:1px solid rgba(255,255,255,.1);background:var(--sidebar-logo-bg)}.sidebar .logo div{background:#fff;padding:.5rem 1rem;border-radius:8px;display:inline-block;margin-bottom:1rem}.sidebar .nav-link{color:#fffc;padding:.75rem 1.5rem;display:flex;align-items:center;text-decoration:none;transition:all .3s}.sidebar .nav-link:hover,.sidebar .nav-link.active{color:#fff;background:#ffffff26}.sidebar .nav-link i{width:20px;margin-right:.75rem}.sidebar-section{border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-section:last-child{border-bottom:none}.sidebar-section-header{color:#fff9;padding:.75rem 1.5rem .5rem;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;display:flex;align-items:center;justify-content:space-between;transition:all .2s}.sidebar-section-header:hover{color:#ffffffe6}.sidebar-section-header i.chevron{font-size:.65rem;transition:transform .2s}.sidebar-section-header[aria-expanded=false] i.chevron{transform:rotate(-90deg)}.sidebar-section-items .nav-link{padding-left:2.5rem;font-size:.9rem}.main-content{margin-left:250px;min-height:100vh;background-color:var(--bg-secondary)}.top-nav{background:var(--topnav-bg);border-bottom:1px solid var(--border-color);padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;transition:background-color .3s ease,border-color .3s ease}.language-switcher{display:flex;gap:.25rem;align-items:center;margin-right:1rem}.language-switcher .btn{padding:.25rem .5rem;font-size:.75rem;border-radius:15px;min-width:35px}.language-switcher .btn.active{background-color:#3b82f6;color:#fff;border-color:#3b82f6}.btn-primary{background-color:#3b82f6!important;border-color:#3b82f6!important;color:#fff!important}.btn-primary:hover,.btn-primary:focus,.btn-primary:active{background-color:#2563eb!important;border-color:#2563eb!important;color:#fff!important}.btn-outline-primary{border-color:#3b82f6!important;color:#3b82f6!important;background:transparent!important}.btn-outline-primary:hover,.btn-outline-primary:focus,.btn-outline-primary:active{background-color:#3b82f6!important;border-color:#3b82f6!important;color:#fff!important}.badge.bg-primary{background-color:#3b82f6!important}[data-theme=dark] .card{background-color:var(--bg-card);border-color:var(--border-color)}[data-theme=dark] .table{--bs-table-bg: var(--bg-card);--bs-table-color: var(--text-primary);--bs-table-border-color: var(--border-color);--bs-table-hover-bg: var(--table-hover)}[data-theme=dark] .form-control,[data-theme=dark] .form-select{background-color:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary)}[data-theme=dark] .form-control:focus,[data-theme=dark] .form-select:focus{background-color:var(--bg-secondary);border-color:#3b82f6;color:var(--text-primary)}[data-theme=dark] .dropdown-menu{background-color:var(--bg-card);border-color:var(--border-color)}[data-theme=dark] .dropdown-item{color:var(--text-primary)}[data-theme=dark] .dropdown-item:hover{background-color:var(--bg-secondary)}[data-theme=dark] .btn-link{color:var(--text-primary)}[data-theme=dark] .text-muted{color:var(--text-secondary)!important}[data-theme=dark] .border-bottom{border-color:var(--border-color)!important}[data-theme=dark] .alert-info{background-color:#3b82f633;border-color:#3b82f64d;color:var(--text-primary)}.theme-toggle{background:transparent;border:none;padding:.5rem;font-size:1.25rem;color:var(--text-primary);cursor:pointer;border-radius:50%;transition:all .2s}.theme-toggle:hover{background:#0000001a}[data-theme=dark] .theme-toggle:hover{background:#ffffff1a}.breadcrumb-container{background:var(--bg-card);border-bottom:1px solid var(--border-color);padding:.75rem 2rem}.breadcrumb{margin-bottom:0;background:transparent;padding:0}.breadcrumb-item a{color:#3b82f6;text-decoration:none}.breadcrumb-item a:hover{text-decoration:underline}.breadcrumb-item.active{color:var(--text-secondary)}.toast-container{position:fixed;bottom:1rem;right:1rem;z-index:1100}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:none;justify-content:center;align-items:center;z-index:2000}.loading-overlay.show{display:flex}.loading-overlay .spinner-container{background:var(--bg-card);padding:2rem;border-radius:12px;text-align:center}.loading-overlay .spinner-border{width:3rem;height:3rem;color:#3b82f6}.modal-delete .modal-header{border-bottom-color:var(--border-color)}.modal-delete .modal-footer{border-top-color:var(--border-color)}[data-theme=dark] .modal-content{background-color:var(--bg-card);border-color:var(--border-color)}[data-theme=dark] .modal-header,[data-theme=dark] .modal-footer{border-color:var(--border-color)}[data-theme=dark] .btn-close{filter:invert(1) grayscale(100%) brightness(200%)}@media (max-width: 768px){.sidebar{transform:translate(-100%);transition:transform .3s}.sidebar.show{transform:translate(0)}.main-content{margin-left:0}}