.wy-nav-side {
    background: #ffffff;
}

.wy-side-nav-search {
    background-color: #ffffff;
}

/* Section headings (toctree captions / folders) */
.wy-menu-vertical p.caption {
    color: #000000;
}

/* Page links - take on the heading's original gray */
.wy-menu-vertical a,
.wy-menu-vertical li.toctree-l1 a,
.wy-menu-vertical li.toctree-l2 a,
.wy-menu-vertical li.toctree-l3 a,
.wy-menu-vertical li.toctree-l4 a {
    color: #555555;
}

/* Hover highlight only - no persistent background on current/expanded items */
.wy-menu-vertical a:hover {
    background-color: #d6d6d6;
    color: #000000;
}

/* Remove the theme's built-in persistent gray on current/expanded items */
.wy-menu-vertical li.current,
.wy-menu-vertical li.on a,
.wy-menu-vertical li.current > a,
.wy-menu-vertical li.toctree-l2.current > a,
.wy-menu-vertical li.toctree-l3.current > a,
.wy-menu-vertical li.toctree-l2.current li.toctree-l3 > a,
.wy-menu-vertical li.toctree-l3.current li.toctree-l4 > a {
    background: transparent;
}

/* Logo - override the theme's more specific selector so sizing actually applies */
.wy-side-nav-search > a img.logo {
    width: 150px;
    height: auto;
    max-width: none;
}

/* Project title text next to the logo */
.wy-side-nav-search > a {
    color: #000000;
    font-size: 12px;
}