/* Explain: Responsive extreme side rail and page spacing for the neon shop */
.side-menu {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--border-color);
    background: rgba(1, 2, 1, 0.92);
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.42);
    backdrop-filter: blur(18px);
}

.side-menu-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
}

.hex-nav {
    display: flex;
    max-width: 100%;
    gap: 0.6rem;
    overflow-x: auto;
    padding-bottom: 0.2rem;
    scrollbar-width: none;
}

.hex-nav::-webkit-scrollbar {
    display: none;
}

.app-main {
    position: relative;
    z-index: 2;
}

.section-pad {
    padding: 4rem 1rem;
}

.grid-orbit {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 768px) {
    .section-pad {
        padding: 5.5rem 2rem;
    }

    .grid-orbit {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem;
    }
}

@media (min-width: 1024px) {
    .side-menu {
        position: fixed;
        inset: 0 auto 0 0;
        width: 164px;
        border-right: 1px solid var(--border-color);
        border-bottom: 0;
        background:
            linear-gradient(180deg, rgba(57, 255, 20, 0.08), transparent 24%, rgba(176, 38, 255, 0.08) 100%),
            rgba(1, 2, 1, 0.92);
    }

    .side-menu-inner {
        min-height: 100vh;
        flex-direction: column;
        justify-content: flex-start;
        padding: 1.25rem 0.75rem;
    }

    .side-menu .cat-logo {
        flex-direction: column;
        gap: 0.35rem;
        text-align: center;
    }

    .hex-nav {
        flex-direction: column;
        align-items: center;
        overflow: visible;
        gap: 0.8rem;
    }

    .app-main,
    .site-footer {
        margin-left: 164px;
    }

    .section-pad {
        padding: 6.5rem 2.5rem;
    }
}