Bohemia literally refers to a region, but it's more commonly used to describe an unconventional, artistic, and free-spirited lifestyle.
In the song, Vanesa Martín sings about a "furia loca" (crazy fury) that is "rompiendo techos de bohemia y lodo" (breaking ceilings of bohemia and mud). This imagery suggests a powerful emotion that is shattering the boundaries of an artistic, perhaps even messy or humble, existence. It's an evocative word that paints a picture of breaking free from constraints.
Vanesa Martín's "Llueven Las Luces" is a beautiful, almost dreamlike journey into a heart that's a little wild and a lot in love. She talks about this "pecho inquieto que se me dispara" [restless chest that goes off] and a "furia loca, que se ha desatado" [crazy fury that has broken loose], which really sets the scene for a passionate, maybe even a bit chaotic, emotional state.
The song feels like a vivid daydream, where she's waiting at home, dancing through the early mornings with someone special, only to wake up and find herself still in bed, "como si nada" [as if nothing happened]. It's that feeling of being so lost in thought and longing that the dream feels real. She even asks, "¿Cuánto tiempo va a costarnos, corazón? Saber que nos falta vida?" [How much time will it cost us, my heart? To know that we're missing life?], which really hits home – it's a plea to live fully and not let time slip away, especially when love is involved.