:root {
  --img-height: 180px;
  --card-aspect-ratio: 3/4;
}

.documentacion {
  padding: 40px 20px;
  text-align: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

#documentacion {
  text-align: center;
  padding: 40px 20px;
  margin: 0 auto 30px;
  width: 100%;
}

#documentacion h2 {
  font-size: 2.5rem;
  color: #457724;
  margin: 0;
  font-weight: 700;
}

.lucide-icon {
  width: 50px;
  height: 50px;
  color: #457724;
  margin-bottom: 15px;
}

.filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
  padding: 0 10px;
  width: 100%;
}

.filter {
  border: none;
  background-color: #75aa52;
  color: white;
  padding: 10px 20px;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: bold;
  text-decoration: none;
  font-size: 1rem;
  display: inline-block;
  text-align: center;
  white-space: nowrap;
}

.filter.active,
.filter:hover {
  background-color: #457724;
  transform: translateY(-2px);
}

.search-container {
  max-width: 800px;
  margin: 20px auto 30px;
  padding: 0 20px;
  width: 100%;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
  background: white;
  border-radius: 50px;
  padding: 12px 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border: 2px solid #e0e0e0;
  transition: all 0.3s ease;
  width: 100%;
}

.search-box:focus-within {
  border-color: #75aa52;
  box-shadow: 0 4px 15px rgba(117, 170, 82, 0.15);
}

.search-box i {
  color: #75aa52;
  margin-right: 12px;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.search-box input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 1rem;
  font-family: "Open Sans", sans-serif;
  color: #333;
  background: transparent;
  min-width: 0;
}

.search-box input::placeholder {
  color: #888;
}

.clear-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #888;
  padding: 5px;
  border-radius: 50%;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.clear-btn:hover {
  background: #f0f0f0;
  color: #666;
}

.search-info {
  text-align: center;
  margin-top: 10px;
  font-size: 0.9rem;
  color: #666;
  font-style: italic;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-top: 20px;
  padding: 0 10px;
  width: 100%;
}

.doc-card {
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  border: 2px solid transparent;
  overflow: hidden;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  width: 100%;
}

.doc-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

.doc-card img {
  width: 100%;
  height: var(--img-height);
  object-fit: cover;
  object-position: center;
  display: block;
}

.doc-card img:not([src]),
.doc-card img[src=""] {
  display: flex;
  align-items: center;
  justify-content: center;
}

.doc-card img:not([src])::after,
.doc-card img[src=""]::after {
  content: "📄";
  font-size: 3rem;
  color: white;
  opacity: 0.7;
}

.doc-card h3 {
  color: black;
  font-size: 1.1rem;
  margin: 15px 15px 10px;
  flex-grow: 1;
  line-height: 1.3;
}

.doc-card p {
  margin: 5px 15px;
  color: black;
  font-size: 0.9rem;
  line-height: 1.4;
}

.doc-card strong {
  color: #457724;
  font-weight: 600;
}

.download {
  background-color: #75aa52;
  border: none;
  color: white;
  padding: 10px 20px;
  border-radius: 25px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  margin: 15px;
  margin-top: auto;
  align-self: flex-start;
  transition: all 0.3s ease;
}

.download:hover {
  background-color: #457724;
  transform: translateY(-2px);
}

.doc-card.hidden {
  display: none;
}

.doc-card.highlight {
  animation: highlightCard 0.5s ease;
  border-color: #75aa52;
  box-shadow: 0 4px 15px rgba(117, 170, 82, 0.2);
}

@keyframes highlightCard {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 20px;
  color: #666;
  width: 100%;
}

.no-results i {
  width: 50px;
  height: 50px;
  color: #ccc;
  margin-bottom: 15px;
}

.no-results h3 {
  color: #555;
  margin-bottom: 10px;
}

@media (max-width: 1024px) {
  .documentacion {
    padding: 30px 15px;
  }

  #documentacion h2 {
    font-size: 2.2rem;
  }

  .doc-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .doc-card h3 {
    font-size: 1rem;
    margin: 12px 12px 8px;
  }

  .doc-card p {
    font-size: 0.85rem;
    margin: 4px 12px;
  }

  .filters {
    gap: 10px;
  }

  .filter {
    padding: 9px 18px;
    font-size: 0.95rem;
  }
}

@media (max-width: 768px) {
  .documentacion {
    padding: 25px 12px;
  }

  #documentacion {
    padding: 30px 15px;
  }

  #documentacion h2 {
    font-size: 2rem;
  }

  .lucide-icon {
    width: 40px;
    height: 40px;
  }

  .filters {
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    overflow: visible;
  }

  .filter {
    padding: 8px 16px;
    font-size: 0.95rem;
    white-space: nowrap;
  }

  .doc-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .search-container {
    padding: 0 15px;
  }

  .search-box {
    padding: 10px 18px;
  }

  .doc-card h3 {
    font-size: 1rem;
    margin: 12px 12px 8px;
  }

  .doc-card p {
    font-size: 0.85rem;
    margin: 3px 12px;
  }

  .download {
    padding: 8px 16px;
    font-size: 0.85rem;
    margin: 12px;
  }
}

@media (max-width: 600px) {
  .documentacion {
    padding: 20px 10px;
  }

  #documentacion {
    padding: 25px 10px;
  }

  #documentacion h2 {
    font-size: 1.8rem;
  }

  .doc-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .filters {
    gap: 8px;
  }

  .filter {
    padding: 7px 14px;
    font-size: 0.9rem;
  }

  .search-box {
    padding: 10px 16px;
  }

  .search-box input {
    font-size: 0.95rem;
  }

  .doc-card h3 {
    font-size: 0.95rem;
    margin: 10px 10px 6px;
  }

  .doc-card p {
    font-size: 0.8rem;
    margin: 3px 10px;
  }

  .download {
    padding: 7px 14px;
    font-size: 0.85rem;
    margin: 10px;
  }
}

@media (max-width: 480px) {
  .documentacion {
    padding: 15px 8px;
  }

  #documentacion {
    padding: 20px 8px;
  }

  #documentacion h2 {
    font-size: 1.6rem;
  }

  .lucide-icon {
    width: 35px;
    height: 35px;
  }

  .doc-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
    gap: 20px;
  }

  .filters {
    gap: 8px;
  }

  .filter {
    padding: 6px 12px;
    font-size: 0.85rem;
  }

  .search-container {
    padding: 0 10px;
  }

  .search-box {
    padding: 8px 16px;
  }

  .search-box input {
    font-size: 0.95rem;
  }

  .doc-card img {
    height: var(--img-height);
    object-fit: contain;
  }

  .doc-card h3 {
    font-size: 1rem;
    margin: 12px 12px 8px;
  }

  .doc-card p {
    font-size: 0.85rem;
    margin: 4px 12px;
  }
}

@media (max-width: 360px) {
  .documentacion {
    padding: 12px 5px;
  }

  #documentacion {
    padding: 15px 5px;
  }

  #documentacion h2 {
    font-size: 1.4rem;
  }

  .doc-grid {
    max-width: 300px;
    gap: 15px;
  }

  .filters {
    gap: 6px;
  }

  .filter {
    padding: 5px 10px;
    font-size: 0.8rem;
  }

  .search-box {
    padding: 8px 14px;
  }

  .search-box input {
    font-size: 0.9rem;
  }

  .doc-card h3 {
    font-size: 0.95rem;
    margin: 10px 10px 6px;
  }

  .doc-card p {
    font-size: 0.8rem;
    margin: 3px 10px;
  }

  .download {
    padding: 6px 12px;
    font-size: 0.8rem;
    margin: 10px;
  }
}