/* Estilo Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
}

body {
  font-family: "Arial", sans-serif;
  background-color: #121212;
  color: #f4f4f9;
  line-height: 1.6;
}

a {
  color: #1da1f2;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Barra de Navegación */

nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: #1f1f1f;
  padding: 10px 0;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo */
nav .logo {
  margin-left: 25%;
  color: #f4f4f9;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  font-weight: bold;
  text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
}

nav .logo span {
  line-height: 1.2;
}

/* Menú de navegación */
nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}

nav ul li {
  margin: 0 15px;
}

nav ul li a {
  color: #f4f4f9;
  font-size: 1em;
  text-transform: uppercase;
  text-decoration: none;
}

nav ul li a:hover {
  color: #1da1f2;
}

/* Estilos para el botón de menú en dispositivos móviles */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.menu-toggle .bar {
  background-color: #f4f4f9;
  height: 4px;
  width: 100%;
  border-radius: 2px;
}

/* Para pantallas pequeñas, ocultamos el menú y mostramos el botón */
@media (max-width: 768px) {
  nav ul {
    display: none;
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 60px;
    left: 0;
    background: #1f1f1f;
    padding: 10px 0;
  }

  nav ul li {
    margin: 10px 0;
    text-align: center;
  }

  nav ul li a {
    font-size: 1.2em;
  }

  nav .logo {
    margin-left: 10%;
  }

  .menu-toggle {
    display: flex;
  }

  nav ul.active {
    display: flex;
  }
}

/* Cabecera */
header {
  height: 40vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
      to right,
      rgba(0, 0, 0, 0.8),
      rgba(0, 0, 0, 0) 25%,
      rgba(0, 0, 0, 0) 75%,
      rgba(0, 0, 0, 0.8)
    ),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
  z-index: 1;
  pointer-events: none;
}

header .content {
  position: relative;
  z-index: 2;
}

header .container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
}

header {
  background: url("images/HeaderBackground.jpg") no-repeat center center;
  background-size: cover;
}

header h1 {
  font-size: 3em;
  color: #f4f4f9;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.7);
}

header p {
  font-size: 1.2em;
  color: #ddd;
}

/* Contenedor Principal */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

section {
  margin: 40px 0;
  text-align: center;
}

section h2 {
  font-size: 2em;
  margin-bottom: 10px;
  color: #f4f4f9;
}

section p {
  color: #aaa;
  font-size: 1.1em;
}

/* Proyectos */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.project-card {
  background: #1f1f1f;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.project-card h3 {
  font-size: 1.5em;
  margin-bottom: 10px;
}

/* Pie de Página */
footer {
  background: #1f1f1f;
  padding: 20px;
  text-align: center;
  color: #aaa;
}

footer a {
  color: #1da1f2;
}

footer a:hover {
  color: #f4f4f9;
}

/* Redes sociales en el footer */
footer .social-links {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 15px;
}

footer .social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
}

footer .social-links img {
  width: 100%;
  height: 100%;
  filter: invert(1);
  transition: transform 0.3s ease, filter 0.3s ease;
  -webkit-user-drag: none;
  user-drag: none;
  pointer-events: none;
}

footer .social-links a:hover img {
  transform: scale(1.1);
  filter: invert(1) brightness(1.2);
  -webkit-user-drag: none;
  user-drag: none;
  pointer-events: none;
}

#language-selector {
  display: flex;
  gap: 10px;
  cursor: pointer;
}

#language-selector .flag {
  width: 30px;
  height: 20px;
  object-fit: cover;
  border: 1px solid #ccc;
  border-radius: 3px;
  transition: transform 0.2s ease;
}

#language-selector .flag:hover {
  transform: scale(1.1);
}

.about-page {
  padding-top: 100px;
  text-align: left;
  line-height: 1.8;
}

.about-page h1 {
  font-size: 2.5em;
  color: #f4f4f9;
  margin-bottom: 20px;
  text-align: center;
}

.about-page p {
  font-size: 1.2em;
  margin-bottom: 15px;
  color: #ddd;
}

.about-page strong {
  color: #1da1f2;
}