.layers-control {
    background: #fff;
    position: absolute;
    z-index: 1;
    border-radius: 4px;
    width: 120px;
    border: 1px solid rgba(0, 0, 0, 0.15);
    font-family: "Open Sans", sans-serif;
    margin: 0px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    transition: all 0.2s ease-in-out;
}

.layers-control a {
    font-size: 13px;
    color: #404040;
    display: block;
    margin: 0;
    padding: 10px;
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.15s ease-in-out;
    font-weight: normal;
}

.layers-control a:last-child {
    border: none;
}

.layers-control a:hover {
    background-color: #f8f8f8;
    color: #1a1a1a;
}

.layers-control a.active {
    background-color: #4a90e2;
    color: #ffffff;
    font-weight: 500;
}

.layers-control a.active:hover {
    background: #3b7ed2;
}

.layers-control .toggle-button {
    display: none;
    background: #4a90e2;
    color: #ffffff;
    text-align: center;
    cursor: pointer;
    padding: 8px 0;
    border-radius: 4px 4px 0 0;
    font-weight: 500;
    letter-spacing: 0.3px;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.05) inset;
    transition: all 0.15s ease-in-out;
}

.layers-control .toggle-button:hover {
    background: #3b7ed2;
}

.layers-control .layers-list {
    display: block;
}

.layers-control.collapsible .toggle-button {
    display: block;
    border-bottom: 1px solid rgba(0, 0, 0, 0.25);
}

.layers-control.collapsible .layers-list {
    display: none;
    opacity: 0;
    max-height: 0;
    transition:
        opacity 0.25s ease,
        max-height 0.25s ease;
}

.layers-control.collapsible.open .layers-list {
    display: block;
    opacity: 1;
    max-height: 500px; /* Large enough value to accommodate all content */
}

/* Compact icon styling */
.layers-control.collapsible.icon-only {
    width: auto;
    min-width: 36px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transform: translateZ(
        0
    ); /* Force hardware acceleration for smoother animations */
}

.layers-control.collapsible.icon-only .toggle-button {
    border-radius: 4px;
    padding: 8px;
    width: 36px;
    height: 36px;
    box-sizing: border-box;
    margin: 0;
    border-bottom: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
}

.layers-control.collapsible.icon-only.open {
    width: 120px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
}

.layers-control.collapsible.icon-only.open .toggle-button {
    border-radius: 4px 4px 0 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    width: 100%;
}