body {
                background: var(--aegis-background);
            }

            .aegis-sidebar {
                position: relative;
                overflow: hidden;
                color: var(--aegis-text);
                background:
                    radial-gradient(
                        circle at 15% 10%,
                        rgba(63, 203, 255, 0.07),
                        transparent 28%
                    ),
                    linear-gradient(
                        180deg,
                        rgba(14, 20, 28, 0.99),
                        rgba(9, 13, 18, 0.99)
                    );
                border-color: var(--aegis-border) !important;
            }

            .aegis-sidebar::before {
                position: absolute;
                inset: 0;
                pointer-events: none;
                content: "";
                opacity: 0.06;
                background-image:
                    linear-gradient(
                        rgba(63, 203, 255, 0.16) 1px,
                        transparent 1px
                    ),
                    linear-gradient(
                        90deg,
                        rgba(63, 203, 255, 0.16) 1px,
                        transparent 1px
                    );
                background-size: 36px 36px;
                mask-image: linear-gradient(to bottom, black, transparent 85%);
            }

            .aegis-sidebar > * {
                position: relative;
                z-index: 1;
            }

            .aegis-brand-link {
                display: flex;
                align-items: center;
                gap: 12px;
                width: 100%;
                padding: 8px 4px;
                color: var(--aegis-text);
                text-decoration: none;
            }

            .aegis-brand-mark {
                position: relative;
                display: grid;
                flex: 0 0 auto;
                width: 52px;
                height: 46px;
                place-items: center;
                color: white;
                font-size: 14px;
                font-weight: 900;
                letter-spacing: 0.1em;
                background:
                    linear-gradient(
                        145deg,
                        rgba(63, 203, 255, 0.55),
                        rgba(214, 40, 57, 0.48)
                    );
                clip-path: polygon(
                    25% 0,
                    75% 0,
                    100% 50%,
                    75% 100%,
                    25% 100%,
                    0 50%
                );
                filter: drop-shadow(0 0 12px rgba(63, 203, 255, 0.18));
            }

            .aegis-brand-mark::before {
                position: absolute;
                inset: 2px;
                content: "";
                background: var(--aegis-sidebar);
                clip-path: inherit;
            }

            .aegis-brand-mark span {
                position: relative;
                z-index: 1;
                text-shadow:
                    0 0 12px rgba(63, 203, 255, 0.45),
                    0 0 18px rgba(214, 40, 57, 0.2);
            }

            .aegis-brand-copy {
                display: grid;
                min-width: 0;
            }

            .aegis-brand-name {
                overflow: hidden;
                color: var(--aegis-text);
                font-size: 12px;
                font-weight: 850;
                letter-spacing: 0.14em;
                text-overflow: ellipsis;
                text-transform: uppercase;
                white-space: nowrap;
            }

            .aegis-brand-product {
                margin-top: 3px;
                overflow: hidden;
                color: var(--aegis-muted);
                font-size: 9px;
                font-weight: 700;
                letter-spacing: 0.16em;
                text-overflow: ellipsis;
                text-transform: uppercase;
                white-space: nowrap;
            }

            .aegis-operation-status {
                display: flex;
                align-items: center;
                gap: 8px;
                margin: 12px 4px 4px;
                padding: 10px 12px;
                color: var(--aegis-green);
                font-size: 9px;
                font-weight: 800;
                letter-spacing: 0.13em;
                text-transform: uppercase;
                background: rgba(8, 12, 17, 0.58);
                border: 1px solid rgba(40, 52, 66, 0.78);
                border-radius: 8px;
            }

            .aegis-operation-status-dot {
                width: 7px;
                height: 7px;
                background: var(--aegis-green);
                border-radius: 50%;
                box-shadow: 0 0 10px rgba(61, 220, 132, 0.76);
                animation: aegis-sidebar-pulse 2.2s ease-in-out infinite;
            }

            .aegis-nav-label {
                margin: 20px 10px 8px;
                color: #556476;
                font-size: 9px;
                font-weight: 800;
                letter-spacing: 0.16em;
                text-transform: uppercase;
            }

            .aegis-nav-item {
                margin-bottom: 4px;
                border: 1px solid transparent;
                border-radius: 8px;
                transition:
                    transform 150ms ease,
                    border-color 150ms ease,
                    background 150ms ease;
            }

            .aegis-nav-item:hover {
                transform: translateX(2px);
                background: rgba(24, 33, 44, 0.78);
                border-color: rgba(63, 203, 255, 0.24);
            }

            .aegis-nav-item[data-aegis-current="true"] {
                color: var(--aegis-text);
                background:
                    linear-gradient(
                        90deg,
                        rgba(63, 203, 255, 0.12),
                        rgba(24, 33, 44, 0.72)
                    );
                border-color: rgba(63, 203, 255, 0.3);
                box-shadow: inset 3px 0 0 var(--aegis-cyan);
            }

            .aegis-nav-item[data-aegis-pending="true"] {
                opacity: 0.62;
            }

            .aegis-nav-item[data-aegis-pending="true"]:hover {
                opacity: 0.88;
            }

            .aegis-nav-badge {
                margin-left: auto;
                padding: 3px 6px;
                color: var(--aegis-amber);
                font-size: 8px;
                font-weight: 850;
                letter-spacing: 0.08em;
                text-transform: uppercase;
                background: rgba(255, 200, 87, 0.08);
                border: 1px solid rgba(255, 200, 87, 0.18);
                border-radius: 999px;
            }

            .aegis-sidebar-footer {
                margin: 14px 4px 8px;
                padding-top: 14px;
                border-top: 1px solid rgba(40, 52, 66, 0.72);
            }

            .aegis-build-signature {
                padding: 0 8px 12px;
                color: #4e5d6d;
                font-family:
                    "JetBrains Mono",
                    Consolas,
                    monospace;
                font-size: 8px;
                letter-spacing: 0.1em;
                line-height: 1.7;
                text-transform: uppercase;
            }

            .aegis-mobile-header {
                color: var(--aegis-text);
                background:
                    linear-gradient(
                        90deg,
                        rgba(14, 20, 28, 0.99),
                        rgba(9, 13, 18, 0.99)
                    );
                border-bottom: 1px solid var(--aegis-border);
            }

            .aegis-mobile-brand {
                display: flex;
                align-items: center;
                gap: 9px;
                margin-left: 8px;
            }

            .aegis-mobile-mark {
                position: relative;
                display: grid;
                width: 38px;
                height: 34px;
                place-items: center;
                color: white;
                font-size: 10px;
                font-weight: 900;
                letter-spacing: 0.08em;
                background:
                    linear-gradient(
                        145deg,
                        rgba(63, 203, 255, 0.52),
                        rgba(214, 40, 57, 0.44)
                    );
                clip-path: polygon(
                    25% 0,
                    75% 0,
                    100% 50%,
                    75% 100%,
                    25% 100%,
                    0 50%
                );
            }

            .aegis-mobile-mark::before {
                position: absolute;
                inset: 2px;
                content: "";
                background: var(--aegis-sidebar);
                clip-path: inherit;
            }

            .aegis-mobile-mark span {
                position: relative;
                z-index: 1;
            }

            .aegis-mobile-title {
                color: var(--aegis-text);
                font-size: 10px;
                font-weight: 850;
                letter-spacing: 0.12em;
                text-transform: uppercase;
            }

            @keyframes aegis-sidebar-pulse {
                0%,
                100% {
                    opacity: 1;
                    transform: scale(1);
                }

                50% {
                    opacity: 0.55;
                    transform: scale(0.82);
                }
            }

            @media (prefers-reduced-motion: reduce) {
                .aegis-operation-status-dot {
                    animation: none;
                }

                .aegis-nav-item {
                    transition: none;
                }
            }