/* --- ESTILOS PÁGINA FOTOVOLTAICA --- */

.intro-p {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    font-size: 1.2rem;
    color: #555;
}

.card-expandida {
    background: #ffffff;
    border-radius: 20px;
    padding: 60px;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-top: 5px solid var(--naranja); /* Color naranja para energía */
}

.bg-gris {
    background: var(--gris-fondo);
    border-top-color: var(--purpura);
}

.card-icon-bg {
    position: absolute;
    right: -20px;
    bottom: -30px;
    font-size: 15rem;
    opacity: 0.04;
    pointer-events: none;
}

.card-header-flex {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.step-num {
    font-size: 3rem;
    font-weight: 900;
    color: var(--naranja);
    opacity: 0.3;
}

.card-header-flex h3 {
    font-size: 2rem;
    color: var(--oscuro);
}

.card-main-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #444;
    max-width: 85%;
    margin-bottom: 30px;
    text-align: justify;
}

/* Listado de puntos técnicos */
.puntos-tecnicos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    list-style: none;
}

.puntos-tecnicos li {
    font-weight: bold;
    color: var(--oscuro);
    display: flex;
    align-items: center;
    gap: 12px;
}

.puntos-tecnicos li::before {
    content: "⚡";
    color: var(--amarillo);
    font-size: 1.2rem;
}

/* Responsivo */
@media (max-width: 768px) {
    .card-expandida {
        padding: 30px;
    }
    .card-header-flex h3 {
        font-size: 1.5rem;
    }
    .card-main-text p {
        max-width: 100%;
    }
}