body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #0e0e0e;
  color: #eaeaea;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 20px;
}

h1 {
  text-align: center;
  font-weight: normal;
  margin-bottom: 20px;
}

.intro {
  text-align: center;
  opacity: 0.7;
  margin-bottom: 40px;
}

.article-list {
  list-style: none;
  padding: 0;
  text-align: center;
}

.article-list li {
  margin: 15px 0;
}

.article-list a {
  color: #00ffe1;
  text-decoration: none;
  font-size: 1.1em;
}

.article-list a:hover {
  text-decoration: underline;
}

.header-img img {
  width: 100%;
  border-radius: 6px;
  margin-bottom: 30px;
}

.section {
  margin-bottom: 60px;
}

.section h2 {
  border-left: 4px solid #00ffe1;
  padding-left: 10px;
  margin-bottom: 15px;
}

iframe {
  width: 100%;
  border: none;
  border-radius: 6px;
}

.video iframe {
  aspect-ratio: 16 / 9;
}

.podcast iframe {
  height: 160px;
}

.pdf iframe {
  height: 800px;
}

footer {
  text-align: center;
  opacity: 0.6;
  margin: 40px 0 20px;
}

/* Sección Reddit */
.section.reddit {
  margin-bottom: 60px;
}

.section.reddit h2 {
  border-left: 4px solid #ff4500; /* Naranja Reddit */
  padding-left: 10px;
  margin-bottom: 15px;
}

#reddit-embed {
  width: 100%;
  border: none;
  border-radius: 6px;
  min-height: 500px; /* Altura suficiente para posts */
  background: #1a1a1a;
}

/* Responsive para Reddit */
@media (max-width: 768px) {
  #reddit-embed {
    min-height: 400px;
  }
}

.floating-back {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;

  background: #111;
  color: #00ffe1;
  padding: 10px 14px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;

  border: 2px solid orange;
  box-shadow: 0 0 10px rgba(255,165,0,0.4);

  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.floating-back:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 15px rgba(255,165,0,0.7);
}