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

html, body {
  height: 100%;
  width: 100%;
  overflow-x: hidden;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #fff4e6, #fefae0);
  color: #2c3e50;
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background: linear-gradient(135deg, #f7a440, #e88f3a);
  color: white;
  text-align: center;
  padding: 4rem 1rem 3rem;
  border-bottom-left-radius: 40px;
  border-bottom-right-radius: 40px;
  position: relative;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

header::after {
  content: "";
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 6px;
  background-color: white;
  border-radius: 3px;
  opacity: 0.5;
}

header h1 {
  font-size: 3.2rem;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.1;
  word-wrap: break-word;
}

main {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  width: 100%;
  max-width: 1200px;
  padding: 4rem 1rem 2rem;
  margin: 0 auto;
  background: transparent;
}

.card {
  background: white;
  border-radius: 20px;
  padding: 2.5rem 2rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 100px;
  height: 100px;
  background: #f7a44033;
  border-radius: 50%;
  z-index: 0;
}

.card h2 {
  margin-top: 0;
  color: #305080;
  font-size: 1.8rem;
  z-index: 1;
  position: relative;
}

.card p {
  position: relative;
  z-index: 1;
  font-size: 1rem;
  line-height: 1.4;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

footer {
  flex-shrink: 0;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  background-color: #ffe9d1;
  color: #5a5a5a;
  border-top: 2px solid #f7a440;
  border-radius: 40px 40px 0 0;
  padding: 2rem 1rem;
  text-align: center;
  font-size: 0.95rem;
  box-shadow: 0 -8px 16px rgba(0, 0, 0, 0.03);
}

.card button {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.5rem 1.5rem;
  background: #f7a440;
  color: white;
  font-weight: 600;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(247, 164, 64, 0.4);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  z-index: 1;
}

.card button:hover {
  background-color: #e88f3a;
  box-shadow: 0 6px 20px rgba(232, 143, 58, 0.6);
}

.card button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(247, 164, 64, 0.5);
}

/* Carrusel de videos */
.video-carousel {
  padding: 3rem 1rem 2rem;
  background-color: #fff5eb;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.video-carousel h2 {
  text-align: center;
  font-size: 2rem;
  color: #305080;
  margin-bottom: 1rem;
}

.carousel-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.carousel-container {
  overflow-x: auto;
  scroll-behavior: smooth;
  width: 100%;
  padding-bottom: 1rem;
}

.carousel-track {
  display: flex;
  gap: 1.5rem;
}

.carousel-track video {
  width: 230px;
  height: 170px;
  border-radius: 15px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
  background-color: #000;
}

.carousel-btn {
  background-color: #f7a440;
  color: white;
  border: none;
  font-size: 2rem;
  padding: 0.5rem 1rem;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(247, 164, 64, 0.4);
  transition: background-color 0.3s ease;
  z-index: 10;
}

.carousel-btn:hover {
  background-color: #e88f3a;
}

.carousel-btn.left {
  margin-right: 0.5rem;
}

.carousel-btn.right {
  margin-left: 0.5rem;
}

/* Ocultar scroll */
.carousel-container::-webkit-scrollbar {
  display: none;
}
.carousel-container {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Responsive ajustes */
@media (max-width: 1024px) {
  header h1 {
    font-size: 2.8rem;
  }
  .card h2 {
    font-size: 1.5rem;
  }
  .card p {
    font-size: 0.95rem;
  }
}

@media (max-width: 768px) {
  header h1 {
    font-size: 2.2rem;
  }
  main {
    padding: 2rem 1rem;
  }
  .card {
    padding: 2rem 1.5rem;
  }
  .card h2 {
    font-size: 1.3rem;
  }
  .card p {
    font-size: 0.9rem;
  }
  footer {
    padding: 1.5rem 1rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  header h1 {
    font-size: 1.8rem;
  }
  main {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1rem;
  }
  .card h2 {
    font-size: 1.2rem;
  }
  .card p {
    font-size: 0.85rem;
  }
  .card {
    padding: 1.5rem 1rem;
  }
  footer {
    font-size: 0.8rem;
    padding: 1rem 0.5rem;
  }
}

.carousel-track iframe {
  width: 230px;
  height: 170px;
  border-radius: 15px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
  background-color: #000;
  border: none;
}

@media (max-width: 480px) {
  .carousel-track iframe {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
  }
}
.boton-regresar-container {
  width: 100%;
  max-width: 1200px; 
  margin: 1rem auto 0 auto; 
  padding-left: 1rem; 
  text-align: left;
}

#btn-regresar {
  margin: 0;
  padding: 0.75rem 2rem;
  background: #f7a440;
  color: white;
  font-weight: 600;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(247, 164, 64, 0.4);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  font-size: 1.1rem;
  user-select: none;
  display: inline-block;
  max-width: 200px;
  text-align: center;
}

#btn-regresar:hover {
  background-color: #e88f3a;
  box-shadow: 0 6px 20px rgba(232, 143, 58, 0.6);
}

#btn-regresar:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(247, 164, 64, 0.5);
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f4f4f4;
  color: #333;
}

header {
  background: #004d99;
  color: #fff;
  padding: 1rem;
  text-align: center;
}

.boton-regresar-container {
  text-align: left;
  padding: 1rem;
}

#btn-regresar {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background: #ccc;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

main.cards-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
  padding: 1rem;
}

.card {
  background: #fff;
  padding: 1rem;
  border-radius: 10px;
  box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
}

.card h2 {
  color: #004d99;
}

pre {
  background: #f0f0f0;
  padding: 1rem;
  overflow-x: auto;
  border-radius: 5px;
}

.video-carousel { background: #fff; padding: 2rem 1rem; margin-top: 2rem;
 position: relative; width: 350px; /* espacio total para carrusel +
 flechas */ margin-left: auto; margin-right: auto; }

.carousel-wrapper {
  position: relative;
  width: 260px; 
  margin: 0 auto;
  overflow: visible; 
}

.carousel-container {
  overflow: hidden;
  width: 260px;
  margin: 0 auto;
  padding: 10px 0;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.carousel-track {
  display: flex;
  gap: 20px;
  width: max-content;
  transition: transform 0.3s ease;
}

.carousel-track iframe {
  width: 240px;
  height: 150px;
  border: none;
  border-radius: 5px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.carousel-track iframe:hover {
  transform: scale(1.05);
}

.carousel-btn {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 10px 20px;
  cursor: pointer;
  border-radius: 50%;
  font-size: 18px;
  transition: background-color 0.3s;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}

.carousel-btn.left {
  left: -70px; /*se ajusta la izquierda  */
}

.carousel-btn.right {
  right: -55px; /* y este la derecha para la flecha */
}

.carousel-btn:hover {
  background-color: #0056b3;
}

footer {
  text-align: center;
  padding: 2rem;
  background: #004d99;
  color: white;
  margin-top: 2rem;
}
  
.boton-regresar-container {
  width: 100%;
  max-width: 1200px; 
  margin: 1rem auto 0 auto; 
  padding-left: 1rem; 
  text-align: left;
}

.cards-container {
  display: flex;
  flex-direction: row;       
  flex-wrap: wrap;          
  gap: 20px;
  justify-content: center;  
  padding: 20px;
  box-sizing: border-box;
}

.card {
  background-color: #f9f9f9;
  border: 2px solid #007bff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  width: 100%;
  max-width: 350px;          
  flex: 1 1 300px;           
}

.card h2 {
  color: #004085;
  margin-bottom: 10px;
}

.card pre {
  background-color: #f1f1f1;
  padding: 15px;
  border-radius: 6px;
  overflow-x: auto;
  max-height: 400px;
  white-space: pre-wrap;
  font-family: 'Courier New', monospace;
  font-size: 0.95em;
  line-height: 1.5;
}

.cards-container {
  display: flex;
  flex-direction: row;    
  flex-wrap: wrap;         
  gap: 20px;
  justify-content: center; 
  padding: 20px;
  box-sizing: border-box;
  width: 100%;
}

.card {
  background-color: #f9f9f9;
  border: 2px solid #007bff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  flex: 1 1 400px;         
  max-width: 500px;        
}