:root{--topbar-height:65px;--sidebar-width:260px;--bg-body:#121212;--text-main:#fff;--nav-bg:#1e1e1e;--card-bg:rgba(255,255,255,.05);--border-color:rgba(255,255,255,.1);--global-bg-image:url(https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?w=1920&h=1080&fit=crop);--bg-overlay:rgba(18,18,18,.85);--light-bg-body:#f4f6f9;--light-text-main:#212529;--light-nav-bg:#fff;--light-card-bg:rgba(255,255,255,.7);--light-border-color:rgba(0,0,0,.1)}[data-bs-theme="light"]{--bg-overlay:rgba(244,246,249,.85)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text-main);overflow-x:hidden;background-color:var(--bg-body);background-image:linear-gradient(var(--bg-overlay),var(--bg-overlay)) , var(--global-bg-image);background-size:cover;background-position:center;background-attachment:fixed;transition:color .3s}a{text-decoration:none;color:inherit}.custom-topbar{height:var(--topbar-height);background:var(--nav-bg);border-bottom:1px solid var(--border-color);z-index:1040}.custom-topbar .navbar-brand,.custom-topbar span,.hamburger-btn{color:var(--text-main)!important}.sidebar{position:fixed;top:var(--topbar-height);left:0;width:var(--sidebar-width);height:calc(100vh - var(--topbar-height));background:var(--nav-bg);border-right:1px solid var(--border-color);padding:20px 15px;overflow-y:auto;z-index:1030;transition:transform .3s ease}.sidebar .nav-link{display:block;padding:10px 15px;margin-bottom:5px;border-radius:8px;color:var(--text-main);opacity:.85;transition:.2s}.sidebar .nav-link:hover{background:rgba(255,255,255,.1);opacity:1}.sidebar .nav-link.active{background:#0d6efd;color:#fff!important;opacity:1}.main-content{margin-top:var(--topbar-height);margin-left:var(--sidebar-width);padding:30px 30px 0 30px;transition:margin-left .3s ease;min-height:calc(100vh - var(--topbar-height));display:flex;flex-direction:column}@media (min-width:992px){body.sidebar-closed .sidebar{transform:translateX(-100%)}body.sidebar-closed .main-content{margin-left:0}}@media (max-width:991px){.sidebar{transform:translateX(-100%)}.main-content{margin-left:0}body.sidebar-open .sidebar{transform:translateX(0)}}[data-bs-theme="light"] body{background-color:var(--light-bg-body);color:var(--light-text-main)}[data-bs-theme="light"] .custom-topbar,[data-bs-theme="light"] .sidebar{background:var(--light-nav-bg);border-color:var(--light-border-color)}[data-bs-theme="light"] .custom-topbar .navbar-brand,[data-bs-theme="light"] .custom-topbar span,[data-bs-theme="light"] .hamburger-btn,[data-bs-theme="light"] .sidebar .nav-link{color:var(--light-text-main)!important}[data-bs-theme="light"] .sidebar .nav-link:hover{background-color:#f1f3f5}[data-bs-theme="light"] .nav-img-icon{filter:none!important}[data-bs-theme="light"] .card,[data-bs-theme="light"] .table-responsive{background-color:var(--light-card-bg)!important;color:var(--light-text-main);border:1px solid var(--light-border-color);box-shadow:0 2px 4px rgba(0,0,0,.05)}[data-bs-theme="light"] .table{color:var(--light-text-main)}.app-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:25px 15px;transition:transform .2s , background .2s , box-shadow .2s;height:100%;cursor:pointer}.app-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.08)}[data-bs-theme="light"] .app-card{background:var(--light-card-bg);border:1px solid var(--light-border-color);box-shadow:0 2px 4px rgba(0,0,0,.05)}[data-bs-theme="light"] .app-card:hover{box-shadow:0 8px 16px rgba(0,0,0,.1)}.app-icon{width:48px;height:48px;object-fit:contain;margin-bottom:15px}.app-title{font-weight:500;font-size:.95rem}.ext-icon{font-size:.75rem;opacity:.5;margin-left:4px;vertical-align:text-top}select option,.form-select option{background-color:#fff!important;color:#212529!important}[data-bs-theme="dark"] select option,[data-bs-theme="dark"] .form-select option{background-color:#212529!important;color:#fff!important}body.bg-random-1{background:url(/assets/background/xbg1.jpg.pagespeed.ic.rCYHfuB_fD.jpg) no-repeat center center fixed!important;background-size:cover!important}body.bg-random-2{background:url(/assets/background/xbg2.jpg.pagespeed.ic.RJDrCh1BQW.jpg) no-repeat center center fixed!important;background-size:cover!important}body.bg-random-3{background:url(/assets/background/xbg3.jpg.pagespeed.ic.zReXcpe3Mk.jpg) no-repeat center center fixed!important;background-size:cover!important}body.bg-random-4{background:url(/assets/background/xbg4.jpg.pagespeed.ic.YOOWsXV1nC.jpg) no-repeat center center fixed!important;background-size:cover!important}body.bg-random-5{background:url(/assets/background/xbg5.jpg.pagespeed.ic.safqBuWe-y.jpg) no-repeat center center fixed!important;background-size:cover!important}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none;background:rgba(255,255,255,.45);backdrop-filter:blur(3px)}[data-bs-theme="dark"] body::before{background:rgba(0,0,0,.65)}h1,h2,h3,h4,h5,h6,.text-muted{text-shadow:0 1px 3px rgba(255,255,255,.6)}[data-bs-theme="dark"] h1,[data-bs-theme="dark"] h2,[data-bs-theme="dark"] h3,[data-bs-theme="dark"] h4,[data-bs-theme="dark"] h5,[data-bs-theme="dark"] h6,[data-bs-theme="dark"] .text-muted{text-shadow:0 2px 5px rgba(0,0,0,.8)}.list-group-item-action:hover{background-color:rgba(255,255,255,.1)!important;color:var(--text-main)!important}[data-bs-theme="light"] .list-group-item-action:hover{background-color:rgba(0,0,0,.05)!important}.dropdown-menu .list-group-item{transition:background .2s ease;color:inherit}