/* Definição de Variáveis de Cor e Fontes */
:root {
    --base-black: #050505;
    --opal-dark: #121a21;
    --neon-cyan: #00FFFF;
    --neon-magenta: #FF00FF;
    --tech-white: #EAEAEA;
    --font-primary: 'Inter', sans-serif;
}

body {
    background-color: var(--base-black);
    color: var(--tech-white);
    font-family: var(--font-primary);
    background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.05) 1px, transparent 0);
    background-size: 35px 35px;
}

/* Seção Hero */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 10;
}

#three-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-section h1 {
    font-size: 4.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -2px;
}

.hero-section .text-neon {
    color: var(--neon-cyan);
    text-shadow: 0 0 5px var(--neon-cyan),
                 0 0 15px var(--neon-cyan),
                 0 0 30px var(--neon-cyan);
}

.hero-section p {
    font-size: 1.25rem;
    color: rgba(234, 234, 234, 0.8);
    max-width: 650px;
    margin: 1.5rem auto;
}

/* Botão Neon customizado */
.btn-neon {
    padding: 0.75rem 2rem;
    border: 2px solid var(--neon-cyan);
    color: var(--neon-cyan);
    background-color: transparent;
    font-weight: bold;
    text-transform: uppercase;
    border-radius: 50px;
    box-shadow: 0 0 10px 0 var(--neon-cyan), inset 0 0 10px 0 var(--neon-cyan);
    transition: all 0.3s ease-in-out;
}

.btn-neon:hover {
    color: var(--base-black);
    background-color: var(--neon-cyan);
    box-shadow: 0 0 20px 0 var(--neon-cyan);
}

/* Estilos para outras seções */
.section {
    padding: 100px 0;
}

.service-card {
    background-color: var(--opal-dark);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 15px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.3);
}

.service-card h3 {
    color: var(--neon-cyan);
}

/* Responsividade */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.8rem;
    }
    .hero-section p {
        font-size: 1rem;
    }
}