@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #f7f9fc, #eaf3ff);
  margin: 0;
  padding: 0;
  color: #222;
}

/* ===== BANNER SUPERIOR ===== */
.banner-articulo {
  position: relative;
  background: linear-gradient(135deg, #0077ff, #00c6ff);
  color: white;
  text-align: center;
  padding: 80px 20px 60px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
  background-size: cover;
  background-position: center;
}

.banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.25);
}

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

.volver {
  display: inline-block;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  margin-bottom: 20px;
  transition: color 0.3s ease;
}

.volver:hover {
  color: #cce5ff;
}

.banner-articulo h1 {
  font-size: 2.4rem;
  font-weight: 700;
  margin: 0;
}

/* ===== CONTENIDO DEL ARTÍCULO ===== */
.articulo {
  max-width: 900px;
  margin: 50px auto;
  background: #fff;
  padding: 40px 30px;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
  line-height: 1.8;
}

.articulo h2 {
  color: #0077ff;
  font-size: 1.6rem;
  margin-top: 30px;
}

.articulo p {
  margin-bottom: 15px;
  color: #333;
}

.articulo ul {
  padding-left: 25px;
}

.articulo li {
  margin-bottom: 10px;
}

.articulo img {
  width: 100%;
  border-radius: 10px;
  margin: 25px 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* ===== FOOTER ===== */
.footer-seo {
  background: linear-gradient(135deg, #0077ff, #00c6ff);
  color: white;
  text-align: center;
  padding: 60px 20px;
  border-radius: 30px 30px 0 0;
  box-shadow: 0 -6px 20px rgba(0,0,0,0.15);
  position: relative;
}

.footer-info {
  max-width: 900px;
  margin: 0 auto 30px;
}

.footer-info h2 {
  font-size: 1.8rem;
  margin-bottom: 15px;
  font-weight: 600;
}

.footer-info p {
  font-size: 1rem;
  line-height: 1.7;
  opacity: 0.95;
}

/* Enlaces legales */
#list-links {
  list-style: none;
  margin: 25px 0;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 25px;
  flex-wrap: wrap;
}

#list-links li a {
  color: white;
  text-decoration: none;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  transition: background 0.3s ease, transform 0.2s ease;
}

#list-links li a:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-3px);
}

/* Copyright */
.footer-copy {
  margin-top: 30px;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  #list-links {
    flex-direction: column;
    gap: 12px;
  }

  #list-links li a {
    font-size: 0.9rem;
    padding: 5px 10px;
  }

  .footer-info h2 {
    font-size: 1.5rem;
  }
}