/* === Reset === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* === Estilos generales === */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #0f0f0f;
  color: #fff;
  line-height: 1.6;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* === Encabezado === */
.main-header {
  background-color: #121212;
  padding: 15px 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

.logo {
  height: 60px;
}

.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav-menu a {
  padding: 10px 16px;
  background: linear-gradient(45deg, #00fff7, #008cff);
  color: #000;
  text-decoration: none;
  border-radius: 30px;
  font-weight: bold;
  transition: all 0.3s ease;
}

.nav-menu a:hover {
  box-shadow: 0 0 15px #00fff7;
  transform: scale(1.05);
}

/* === Secciones === */
section {
  margin: 60px auto;
  padding: 40px 20px;
  background-color: #1a1a1a;
  border-radius: 20px;
  box-shadow: 0 0 15px rgba(0, 255, 247, 0.2);
  text-align: center;
}

/* === Intro === */
.intro-section h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.intro-section span {
  color: #00fff7;
}

.intro-section p {
  font-size: 1.1rem;
}

.intro-section .buttons {
  margin-top: 20px;
}

/* === Botones principales === */
.btn-neon, .btn-alt {
  display: inline-block;
  padding: 12px 24px;
  margin: 10px;
  border: none;
  cursor: pointer;
  font-weight: bold;
  text-decoration: none;
  border-radius: 30px;
  transition: 0.3s ease;
}

.btn-neon {
  background: linear-gradient(45deg, #00fff7, #008cff);
  color: #000;
}

.btn-neon:hover {
  box-shadow: 0 0 20px #00fff7;
  transform: scale(1.05);
}

.btn-alt {
  background: #333;
  color: #fff;
}

.btn-alt:hover {
  background: #444;
}

/* === Sección herramientas === */
.tool-box {
  margin: 20px auto;
  padding: 20px;
  border-radius: 15px;
  background: #222;
  box-shadow: 0 0 10px rgba(0, 255, 247, 0.1);
}

.btn-simple {
  margin-top: 10px;
  display: inline-block;
  padding: 10px 20px;
  background: #00fff7;
  color: #000;
  border-radius: 20px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s;
}

.btn-simple:hover {
  background: #00b4a3;
}

/* === Social buttons === */
.btn-social {
  display: inline-block;
  margin: 10px;
  padding: 10px 22px;
  background: #444;
  color: #fff;
  border-radius: 25px;
  text-decoration: none;
  transition: background 0.3s;
}

.btn-social:hover {
  background: #00fff7;
  color: #000;
}

/* === Formulario de contacto === */
.contact-form {
  max-width: 600px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
}

/* === Footer === */
.main-footer {
  text-align: center;
  padding: 20px;
  background-color: #121212;
  color: #aaa;
  margin-top: 60px;
}

/* === Responsive === */
@media (max-width: 768px) {
  .main-header {
    flex-direction: column;
    text-align: center;
  }

  .nav-menu {
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 15px;
  }

  section {
    padding: 30px 15px;
  }

  .intro-section h1 {
    font-size: 2rem;
  }
}