/* Sidebar izquierdo */
#sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-sidebar-bg);
    color: var(--color-sidebar-text);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: width var(--transition-speed) ease;
    overflow: hidden;
}

/* Logo / cabecera del sidebar */
.sidebar-logo {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 20px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--color-sidebar-border);
}

.logo-text {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--color-sidebar-active);
    white-space: nowrap;
    overflow: hidden;
}

/* Navegación */
#sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

#sidebar-nav ul li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--color-sidebar-text);
    border-radius: var(--radius);
    transition: background-color var(--transition-speed);
    white-space: nowrap;
}

#sidebar-nav ul li a:hover {
    background-color: var(--color-sidebar-hover);
    color: var(--color-sidebar-active);
}

#sidebar-nav ul li a.active {
    background-color: var(--color-sidebar-hover);
    color: var(--color-sidebar-active);
    font-weight: 600;
}

/* Estado colapsado (desktop) */
#sidebar.collapsed {
    width: 0;
}