/*-----------------------------------*\
  # PROJECTS
\*-----------------------------------*/

.projects {
  position: relative;
}

.projects-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-8);
  flex-wrap: wrap;
  gap: var(--spacing-6);
}

.filter-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

.filter-btn {
  padding: var(--spacing-2) var(--spacing-4);
  background-color: var(--color-bg-secondary);
  border-radius: var(--rounded-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-tertiary);
  transition: all var(--transition-normal) var(--transition-ease);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.filter-btn::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, var(--color-cyan-600), var(--color-teal-600));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.filter-btn:hover {
  transform: translateY(-2px);
  color: var(--color-text-primary);
  border-color: var(--color-cyan-600);
  box-shadow: 0 2px 8px rgba(1, 164, 247, 0.2);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--color-cyan-600), var(--color-teal-600));
  color: white;
  box-shadow: 0 4px 14px rgba(1, 164, 247, 0.3);
  border-color: transparent;
}

.filter-btn.active::before {
  opacity: 1;
}

.projects-search {
  position: relative;
  max-width: 300px;
  width: 100%;
}

.projects-search input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  padding-left: var(--spacing-10);
  border-radius: var(--rounded-full);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  transition: all var(--transition-normal) var(--transition-ease);
  border: 1px solid transparent;
}

.projects-search input:focus {
  box-shadow: 0 0 0 2px var(--color-cyan-600);
  border-color: var(--color-cyan-600);
}

.projects-search i {
  position: absolute;
  left: var(--spacing-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  font-size: var(--text-lg);
  transition: color 0.3s ease;
}

.projects-search input:focus + i {
  color: var(--color-cyan-600);
}

.projects-loader {
  display: none;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding: var(--spacing-12);
}

.projects-loader.active {
  display: flex;
  animation: fadeIn 0.5s ease forwards;
}

.loader {
  display: flex;
  gap: var(--spacing-2);
}

.loader .dot {
  width: 15px;
  height: 15px;
  border-radius: var(--rounded-full);
  background-color: var(--color-cyan-600);
  animation: loader-animation 1.5s infinite ease-in-out;
  filter: drop-shadow(0 0 5px rgba(1, 164, 247, 0.3));
}

.loader .dot:nth-child(1) {
  animation-delay: 0s;
  background-color: var(--color-cyan-600);
}

.loader .dot:nth-child(2) {
  animation-delay: 0.2s;
  background-color: var(--color-teal-600);
}

.loader .dot:nth-child(3) {
  animation-delay: 0.4s;
  background-color: var(--color-purple-500);
}

@keyframes loader-animation {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.7; }
}

.projects-loader p {
  margin-top: var(--spacing-4);
  color: var(--color-text-tertiary);
  font-weight: var(--font-medium);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-12);
}

.project-card {
  background-color: var(--color-bg-secondary);
  border-radius: var(--rounded-2xl);
  overflow: hidden;
  transition: all var(--transition-normal) var(--transition-ease);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-md);
}

.project-card::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, rgba(1, 164, 247, 0.05), rgba(157, 107, 238, 0.05));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project-card:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: var(--shadow-xl), 0 0 20px rgba(1, 164, 247, 0.2);
}

.project-card:hover::after {
  opacity: 1;
}

.project-image {
  height: 220px;
  position: relative;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--transition-ease);
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 19, 51, 0.95), transparent 70%);
  opacity: 0;
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-4);
  transition: opacity 0.3s var(--transition-ease);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-content {
  padding: var(--spacing-6);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-cyan-600), var(--color-purple-500));
  transition: width 0.3s ease;
  border-radius: var(--rounded-full);
}

.project-card:hover .project-content::before {
  width: 80%;
}

.project-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-3);
  color: var(--color-text-primary);
  position: relative;
  display: inline-block;
  transition: color 0.3s ease;
}

.project-card:hover .project-title {
  color: var(--color-cyan-400);
}

.project-description {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-4);
  flex-grow: 1;
}

.project-date {
  font-size: var(--text-xs);
  color: var(--color-purple-500);
  margin-bottom: var(--spacing-4);
  position: relative;
  display: inline-block;
  padding-left: 20px;
}

.project-date::before {
  content: "\eb1e";
  font-family: "boxicons";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-purple-500);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-3);
}

.project-tag {
  padding: 3px var(--spacing-3);
  border-radius: var(--rounded-md);
  background: rgba(1, 164, 247, 0.1);
  color: var(--color-cyan-600);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  transition: all 0.3s ease;
  border: 1px solid rgba(1, 164, 247, 0.2);
}

.project-tag:hover {
  background: rgba(1, 164, 247, 0.2);
  transform: translateY(-2px);
}

.project-actions {
  display: flex;
  gap: var(--spacing-3);
  margin-top: auto;
}

.project-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) 0;
  border-radius: var(--rounded-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: all var(--transition-normal) var(--transition-ease);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.project-btn i {
  font-size: 1.2em;
  margin-right: var(--spacing-2);
  transition: transform 0.3s ease;
}

.project-btn:hover i {
  transform: translateX(-3px);
}

.project-btn-demo {
  background: linear-gradient(135deg, var(--color-cyan-600), var(--color-teal-600));
  color: white;
  box-shadow: 0 4px 8px rgba(1, 164, 247, 0.2);
}

.project-btn-demo:hover {
  background: linear-gradient(135deg, var(--color-cyan-500), var(--color-teal-500));
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(1, 164, 247, 0.3);
}

.project-btn-repo {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.project-btn-repo:hover {
  border-color: var(--color-purple-500);
  color: var(--color-purple-500);
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(157, 107, 238, 0.2);
}

.projects-pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2);
}

.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: var(--rounded-lg);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-tertiary);
  font-weight: var(--font-medium);
  transition: all var(--transition-normal) var(--transition-ease);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.pagination-btn::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, var(--color-cyan-600), var(--color-teal-600));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.pagination-btn:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.pagination-btn.active {
  background: linear-gradient(135deg, var(--color-cyan-600), var(--color-teal-600));
  color: white;
  box-shadow: 0 4px 14px rgba(1, 164, 247, 0.3);
}

.pagination-btn.active::before {
  opacity: 1;
}

/* Categorías dinámicas */
.category-html { --category-color: #e34f26; }
.category-css { --category-color: #1572b6; }
.category-js { --category-color: #f7df1e; }
.category-php { --category-color: #777bb4; }
.category-flutter { --category-color: #02569b; }
.category-data { --category-color: #4caf50; }
.category-python { --category-color: #3776ab; }

.project-card[class*="category-"]:hover {
  border-left: 4px solid var(--category-color, var(--color-cyan-600));
}

/* Responsive adicional para Projects */
@media (max-width: 991px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .projects-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .filter-container {
    justify-content: center;
    order: 2;
  }
  
  .projects-search {
    order: 1;
    max-width: 100%;
    margin-bottom: var(--spacing-4);
  }
}

@media (max-width: 575px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .project-card {
    max-width: 100%;
  }
  
  .filter-btn {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--text-xs);
  }
  
  .pagination-btn {
    width: 35px;
    height: 35px;
    font-size: var(--text-sm);
  }
}

/* Animación de entrada */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-card {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.project-card.animated {
  opacity: 1;
}