.brutalist-card-shadow {
            box-shadow: 8px 8px 0px 0px rgba(46, 91, 255, 1);
        }
        .brutalist-button-shadow {
            box-shadow: 4px 4px 0px 0px #000;
        }
        .brutalist-button-shadow:active {
            box-shadow: 0px 0px 0px 0px #000;
            transform: translate(4px, 4px);
        }
        .electric-gradient {
            background: linear-gradient(135deg, #2e5bff 0%, #6f00be 100%);
        }
        .glass-layer {
            backdrop-filter: blur(8px);
            background: rgba(19, 19, 19, 0.8);
        }
        #sidebar {
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        #sidebar.closed {
            transform: translateX(100%);
        }