.setup-specs {
    min-height: auto;
    padding: 6rem 5% 5rem;
    text-align: center;
    position: relative;
    z-index: 1; 
    background: var(--secondary-bg); 
    border: 3px double var(--neon-color); 
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2), 0 0 25px var(--neon-color);
}

.setup-specs::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(100, 100, 100, 0.2) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(100, 100, 100, 0.2) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    z-index: -1; 
    pointer-events: none;
}

.heading {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    color: var(--text-color);
    text-shadow: var(--neon-shadow);
    margin-bottom: 0.5rem;
}

.heading span {
    color: var(--main-color);
}

.setup-intro {
    font-size: 1.3rem;
    max-width: 900px;
    margin: 0 auto 4.5rem; 
    color: var(--text-color);
    border-bottom: 3px dashed var(--neon-color); 
    padding-bottom: 1.5rem;
    font-style: italic;
    font-weight: 300;
    text-shadow: 0 0 5px rgba(var(--neon-color), 0.3); 
}

/* ---------------------------------------------------- */
/* 2. Estilo do CARD (Specs Box) */
/* ---------------------------------------------------- */
.specs-container {
    display: flex;
    justify-content: center;
    gap: 3rem; 
    flex-wrap: wrap;
    margin-top: 2rem;
    padding: 0 1rem;
}

.specs-box {
    flex: 1 1 300px; 
    max-width: 450px; 
    background: rgba(var(--secondary-bg-rgb), 0.95);
    padding: 3rem 2rem 2rem;
    border-radius: 0.5rem;
    text-align: left;
    
    border: 1px solid var(--neon-color); 
    box-shadow: 
        0 0 15px var(--shadow-color), 
        0 0 35px var(--neon-color); 
    
    position: relative;
    overflow: hidden; 
    transition: all 0.4s ease;
}

.specs-box:hover {
    transform: translateY(-12px) scale(1.03); 
    box-shadow: 
        0 0 60px var(--neon-color), 
        0 15px 30px var(--shadow-color);
}

.specs-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-top: 3px solid var(--main-color);
    border-left: 3px solid var(--main-color);
    transition: all 0.4s;
}
.specs-box::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 20px;
    height: 20px;
    border-bottom: 3px solid var(--main-color);
    border-right: 3px solid var(--main-color);
    transition: all 0.4s;
}
.specs-box:hover::before,
.specs-box:hover::after {
    border-color: var(--neon-color);
    width: 35px;
    height: 35px;
}

/* ---------------------------------------------------- */
/* 3. Ícone Principal */
/* ---------------------------------------------------- */
.specs-icon-container {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 3.5rem;
    color: var(--neon-color);
    opacity: 0.8;
    transition: opacity 0.4s, transform 0.4s;
    text-shadow: var(--neon-shadow);
}

.specs-box:hover .specs-icon-container {
    opacity: 1;
    transform: scale(1.15) rotate(-8deg);
}

/* ---------------------------------------------------- */
/* 4. Títulos e Lista de Especificações */
/* ---------------------------------------------------- */
.specs-title {
    font-size: 2.2rem;
    color: var(--main-color);
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 1.8rem;
    padding-bottom: 0.7rem;
    border-bottom: 4px solid var(--main-color);
    text-shadow: 0 0 5px rgba(var(--main-color), 0.5);
}

.specs-list {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
    font-family: 'Open Sans', sans-serif;
    line-height: 1.4;
}

.specs-list li {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px dashed rgba(var(--text-color), 0.2); 
    font-size: 1.1rem;
}

.spec-name {
    font-weight: 700;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    opacity: 0.9;
}

.spec-value {
    color: var(--neon-color); 
    font-weight: 600; 
    text-align: right;
    font-style: italic;
    text-shadow: 0 0 7px rgba(var(--neon-color), 0.8);
}

/* ---------------------------------------------------- */
/* 5. Call to Action (CTA) */
/* ---------------------------------------------------- */
.setup-cta {
    margin-top: 6rem;
    padding: 3.5rem;
    background: rgba(var(--secondary-bg-rgb), 0.9);
    border-radius: 1.5rem; 
    box-shadow: 0 0 25px var(--shadow-color);
    border: 5px double var(--neon-color); 
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.setup-cta p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    font-weight: 700;
    color: var(--text-color);
    text-shadow: 0 0 10px rgba(var(--main-color), 0.7);
}

/* ================================================================== */
/* 6. RESPONSIVIDADE OTIMIZADA COM FONTES REDUZIDAS PARA MOBILE */
/* ================================================================== */

/* ---------------------------------------------------- */
/* A. TELAS GRANDES/TABLETS (1200px e abaixo) */
/* ---------------------------------------------------- */
@media (max-width: 1200px) {
    .setup-specs {
        padding: 5rem 3% 4rem; 
    }
    .specs-container {
        gap: 2rem;
    }
    .specs-box {
        max-width: 400px; 
    }
}

@media (max-width: 992px) {
    .specs-container {
        gap: 1.5rem;
    }
    
    .heading {
        font-size: 3rem;
    }

    .specs-box {
        flex: 1 1 45%; 
        max-width: 45%; 
        padding: 2.5rem 1.5rem 1.5rem;
    }
    
    .specs-title {
        font-size: 1.9rem;
        margin-bottom: 1.5rem;
    }
    
    .specs-icon-container {
        font-size: 4rem;
    }
    
    .setup-cta {
        max-width: 90%;
        padding: 2.5rem;
    }
}

/* ---------------------------------------------------- */
/* B. CELULARES (768px e abaixo) - Redução de Fontes Intermediária */
/* ---------------------------------------------------- */
@media (max-width: 768px) {
    .setup-specs {
        padding: 4rem 2% 3rem; 
    }
    
    .heading {
        font-size: 2.6rem; /* Reduzido de 2.8rem */
    }

    .setup-intro {
        font-size: 1rem; /* Reduzido de 1.1rem */
        margin-bottom: 3rem;
        padding-bottom: 1rem;
    }

    .specs-container {
        flex-direction: column; 
        align-items: center;
        gap: 1.5rem;
    }
    
    .specs-box {
        max-width: 95%;
        flex: 1 1 100%; 
        padding: 2rem 1.5rem 1.5rem; /* Menos padding */
    }
    
    .specs-title {
        font-size: 1.8rem; /* Reduzido de 1.9rem */
    }

    .specs-list li {
        font-size: 0.95rem; /* Reduzido de 1.1rem */
        padding: 0.7rem 0;
    }

    .setup-cta {
        margin-top: 3rem;
        padding: 1.5rem; /* Menos padding */
    }
    
    .setup-cta p {
        font-size: 1rem; /* Reduzido de 1.1rem */
    }
}

/* ---------------------------------------------------- */
/* C. CELULARES PEQUENOS (600px e abaixo) - Redução de Fontes Forte */
/* ---------------------------------------------------- */
@media (max-width: 600px) {
    .heading {
        font-size: 2.2rem;
    }

    .specs-title {
        font-size: 1.5rem;
    }

    .specs-icon-container {
        font-size: 3rem;
    }
    
    .specs-list li {
        font-size: 0.9rem;
    }
    
    .setup-cta p {
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
        display: block; 
        width: 100%;
    }
}