body {
    margin: 0;
    padding: 0;
    font-family: 'Orbitron', sans-serif;
    background: #0d0d0d;
    color: #fff;
    text-align: center;
    height: 100vh;
    overflow: hidden;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* Contenedor central */
.container {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #00ffe0;
    font-family: 'Orbitron', sans-serif;
    margin-top: 100px;
}

/* Logo */
.logo {
    width: 160px;
    border-radius: 50%;
    border: 4px solid #00ffe7;
    box-shadow: 0 0 20px #00ffe7;
    margin-bottom: 20px;
}

/* Título */
.title {
    font-size: 50px;
    text-shadow: 0 0 15px #00ffe0, 0 0 30px #00ffe0;
    margin-bottom: 10px;
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    0% { text-shadow: 0 0 10px #00ffe7; }
    100% { text-shadow: 0 0 30px #00ffe7, 0 0 60px #00ffe7; }
}

/* Subtítulo */
.subtitle {
    font-size: 20px;
    color: #fff;
    margin-bottom: 40px;
}

/* Botones con efecto Neon */
.neon-btn {
    display: inline-block;
    padding: 15px 35px;
    margin: 15px;
    font-size: 22px;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid #00ffe0;
    border-radius: 12px;
    background: transparent;
    transition: all 0.3s ease-in-out;
    box-shadow: 0 0 15px #00ffe0, 0 0 25px #00ffe0 inset;
}

.neon-btn:hover {
    background: #00ffe0;
    color: #000;
    box-shadow: 0 0 30px #00ffe0, 0 0 50px #00ffe0 inset;
}

/* Segundo botón (azul) */
.neon-btn.blue {
    border-color: #007bff;
    box-shadow: 0 0 15px #007bff, 0 0 25px #007bff inset;
}

.neon-btn.blue:hover {
    background: #007bff;
    color: #000;
    box-shadow: 0 0 30px #007bff, 0 0 50px #007bff inset;
}

/* WhatsApp Button Style */
.btn {
    display: inline-block;
    background: #25D366;
    color: #fff;
    font-size: 1.3rem;
    font-weight: bold;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 10px;
    box-shadow: 0 0 15px #25D366;
    transition: 0.3s;
}

.btn:hover {
    background: #1ebe5d;
    box-shadow: 0 0 25px #25D366;
}

/* Footer */
footer {
    margin-top: 40px;
    font-size: 0.9rem;
    color: #ccc;
}