/**
 * Portfolio Styles
 * Responsive portfolio grid with filtering, search, sorting, and pagination
 */

/* Portfolio Section */
#portfolio-section {
  scroll-behavior: smooth;
}

/* Search Input */
#portfolio-search {
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  border: 2px solid #e9ecef;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

#portfolio-search:focus {
  border-color: #0d6efd;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

#portfolio-search::placeholder {
  color: #6c757d;
}

/* Sort Dropdown */
#portfolio-sort {
  font-size: 0.9rem;
  padding: 0.375rem 2rem 0.375rem 0.75rem;
  border-radius: 0.25rem;
}

/* Filter Count Display */
#portfolio-filter-count {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* Loading Indicator */
#portfolio-loading {
  padding: 2rem;
}

/* Portfolio Grid Container */
#portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* Mobile: 1 column */
@media (max-width: 767px) {
  #portfolio-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* Tablet: 2 columns */
@media (min-width: 768px) {
  #portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* Desktop: 3 columns */
@media (min-width: 1200px) {
  #portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

/* Portfolio Item */
.portfolio-item {
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.portfolio-item.hidden {
  display: none;
}

/* Portfolio Card */
.portfolio-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.portfolio-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Portfolio Card Image Wrapper */
.portfolio-card-img-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 66.67%; /* 3:2 aspect ratio */
  overflow: hidden;
  background: #f0f0f0;
}

.portfolio-card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.portfolio-card:hover .portfolio-card-img {
  transform: scale(1.05);
}

/* Portfolio Card Image Placeholder */
.portfolio-card-img-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e9ecef;
  color: #6c757d;
  font-size: 3rem;
}

/* Portfolio Card Body */
.portfolio-card .card-body {
  padding: 1.25rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-card .badge {
  font-size: 0.75rem;
  padding: 0.35rem 0.65rem;
  margin-bottom: 0.5rem;
  align-self: flex-start;
}

.portfolio-card .card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.portfolio-card .card-text {
  font-size: 0.9rem;
  color: #6c757d;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.portfolio-card .btn {
  align-self: flex-start;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  margin-top: auto;
}

/* Portfolio Filters */
#portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.portfolio-filter-btn {
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: all 0.3s ease;
  white-space: nowrap;
  min-height: 44px;
  min-width: 44px;
}

.portfolio-filter-btn:hover {
  transform: translateY(-2px);
}

.portfolio-filter-btn.active {
  background-color: #0d6efd;
  color: white;
}

/* No Results Message */
#portfolio-no-results {
  padding: 3rem 1rem;
  text-align: center;
  color: #6c757d;
}

#portfolio-no-results.d-none {
  display: none !important;
}

/* Pagination Styles */
#portfolio-pagination {
  margin-top: 3rem;
  margin-bottom: 2rem;
}

.pagination {
  margin: 0;
  gap: 0.25rem;
}

.page-item {
  margin: 0 0.125rem;
}

.page-link {
  border-radius: 0.25rem;
  border-color: #dee2e6;
  color: #0d6efd;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.page-link:hover {
  background-color: #e9ecef;
  border-color: #dee2e6;
}

.page-item.active .page-link {
  background-color: #0d6efd;
  border-color: #0d6efd;
  color: white;
}

.page-item.disabled .page-link {
  color: #6c757d;
  background-color: transparent;
  border-color: #dee2e6;
  cursor: not-allowed;
}

/* Responsive adjustments for mobile */
@media (max-width: 576px) {
  #portfolio-filters {
    gap: 0.5rem;
  }

  .portfolio-filter-btn {
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
  }

  .portfolio-card .card-body {
    padding: 1rem;
  }

  .portfolio-card .card-title {
    font-size: 1rem;
  }

  .portfolio-card .card-text {
    font-size: 0.85rem;
  }

  #portfolio-search {
    font-size: 1rem; /* Maintain minimum touch target size */
  }

  #portfolio-sort {
    font-size: 0.9rem;
    min-height: 44px;
  }

  .page-link {
    padding: 0.375rem 0.5rem;
  }
}

/* Responsive adjustments for tablet */
@media (min-width: 768px) and (max-width: 1199px) {
  .portfolio-card .card-body {
    padding: 1.25rem;
  }

  .portfolio-card .card-title {
    font-size: 1.1rem;
  }
}

/* Responsive adjustments for desktop */
@media (min-width: 1200px) {
  .portfolio-card .card-body {
    padding: 1.5rem;
  }

  .portfolio-card .card-title {
    font-size: 1.2rem;
  }

  .portfolio-card .card-text {
    font-size: 0.95rem;
  }
}


/* ─────────────────────────────────────────────────────────────────────────── */
/* Portfolio Detail Page Styles */
/* ─────────────────────────────────────────────────────────────────────────── */

/* Portfolio Hero Section */
.portfolio-hero {
  position: relative;
  width: 100%;
  height: 400px;
  overflow: hidden;
  background: #f0f0f0;
}

.portfolio-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: flex-end;
  padding: 2rem 0;
}

.portfolio-hero-overlay h1 {
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

@media (max-width: 576px) {
  .portfolio-hero {
    height: 250px;
  }

  .portfolio-hero-overlay {
    padding: 1.5rem 0;
  }

  .portfolio-hero-overlay h1 {
    font-size: 1.75rem !important;
  }
}

@media (min-width: 768px) and (max-width: 1199px) {
  .portfolio-hero {
    height: 350px;
  }
}

/* Portfolio Description */
.portfolio-description {
  line-height: 1.8;
  font-size: 1rem;
  color: #333;
}

.portfolio-description p {
  margin-bottom: 1rem;
}

.portfolio-description p:last-child {
  margin-bottom: 0;
}

/* Portfolio Gallery Main Viewer */
#portfolio-gallery {
  margin-bottom: 2rem;
}

.portfolio-gallery-main {
  position: relative;
  width: 100%;
  padding-bottom: 66.67%; /* 3:2 aspect ratio */
  overflow: hidden;
  background: #f0f0f0;
  border-radius: 0.5rem;
}

.portfolio-gallery-main-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.portfolio-gallery-main-img:hover {
  transform: scale(1.02);
}

.portfolio-gallery-zoom-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #ddd;
  border-radius: 0.375rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
}

.portfolio-gallery-zoom-btn:hover {
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Portfolio Gallery Thumbnail Strip */
.portfolio-gallery-thumbs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding: 1rem 0;
  -webkit-overflow-scrolling: touch;
}

.portfolio-gallery-thumbs::-webkit-scrollbar {
  height: 6px;
}

.portfolio-gallery-thumbs::-webkit-scrollbar-track {
  background: #f0f0f0;
  border-radius: 3px;
}

.portfolio-gallery-thumbs::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 3px;
}

.portfolio-gallery-thumbs::-webkit-scrollbar-thumb:hover {
  background: #999;
}

.portfolio-thumb-btn {
  flex-shrink: 0;
  width: 120px;
  height: 80px;
  border: 2px solid #ddd;
  border-radius: 0.375rem;
  overflow: hidden;
  background: #f0f0f0;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.portfolio-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-thumb-btn:hover {
  border-color: #0d6efd;
}

.portfolio-thumb-btn.active {
  border-color: #0d6efd;
  box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.1);
}

@media (max-width: 576px) {
  .portfolio-gallery-thumbs {
    gap: 0.5rem;
  }

  .portfolio-thumb-btn {
    width: 80px;
    height: 60px;
  }
}

/* Portfolio Lightbox */
.portfolio-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1050;
  display: none;
  align-items: center;
  justify-content: center;
}

.portfolio-lightbox.active {
  display: flex;
}

.portfolio-lightbox-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  cursor: pointer;
}

.portfolio-lightbox-content {
  position: relative;
  z-index: 1;
  width: 90%;
  height: 90%;
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-lightbox-img-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.portfolio-lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.portfolio-lightbox-close,
.portfolio-lightbox-prev,
.portfolio-lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  color: #333;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.5rem;
  border-radius: 0.375rem;
  transition: all 0.3s ease;
  z-index: 2;
  font-weight: bold;
  padding: 0;
  min-width: 44px;
}

.portfolio-lightbox-close:hover,
.portfolio-lightbox-prev:hover,
.portfolio-lightbox-next:hover {
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.portfolio-lightbox-close {
  top: 1rem;
  right: 1rem;
}

.portfolio-lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.portfolio-lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.portfolio-lightbox-counter {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.9rem;
}

@media (max-width: 576px) {
  .portfolio-lightbox-close,
  .portfolio-lightbox-prev,
  .portfolio-lightbox-next {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .portfolio-lightbox-close {
    top: 0.5rem;
    right: 0.5rem;
  }

  .portfolio-lightbox-prev {
    left: 0.5rem;
  }

  .portfolio-lightbox-next {
    right: 0.5rem;
  }

  .portfolio-lightbox-counter {
    font-size: 0.8rem;
  }
}

/* Portfolio Meta Section */
.portfolio-meta {
  margin-bottom: 2rem;
}

.portfolio-meta h2 {
  color: #0d1b2a;
}

.portfolio-meta dl {
  row-gap: 1rem;
}

.portfolio-meta dt {
  font-weight: 600;
  color: #6c757d;
}

.portfolio-meta dd {
  margin-left: 0;
}

/* Portfolio Share Buttons */
.portfolio-share-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.portfolio-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  padding: 0.5rem 0.875rem;
  white-space: nowrap;
  transition: all 0.3s ease;
  min-height: 40px;
}

.portfolio-share-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.portfolio-share-btn i {
  font-size: 1rem;
}

/* Copy feedback message */
.copy-feedback {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: #28a745;
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 2000;
  font-size: 0.9rem;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 576px) {
  .portfolio-share-buttons {
    gap: 0.375rem;
  }

  .portfolio-share-btn {
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
    flex: 1;
    min-width: calc(50% - 0.19rem);
  }

  .portfolio-share-btn span {
    display: none;
  }

  .portfolio-share-btn i {
    margin-right: 0;
  }

  .copy-feedback {
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    transform: translateX(0);
  }
}

/* Related Projects Section */
.portfolio-related-section {
  background: #f8f9fa;
}

.portfolio-related-item {
  transition: all 0.3s ease;
}

.portfolio-related-item:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  transform: translateY(-4px);
}

/* Responsive detail page */
@media (max-width: 767px) {
  .portfolio-gallery-main {
    margin-bottom: 2rem;
  }

  .portfolio-meta {
    margin-bottom: 1.5rem;
  }
}

@media (min-width: 768px) and (max-width: 1199px) {
  .portfolio-gallery-main {
    margin-bottom: 1.5rem;
  }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
  .portfolio-gallery-main-img,
  .portfolio-lightbox-close,
  .portfolio-lightbox-prev,
  .portfolio-lightbox-next,
  .portfolio-share-btn,
  .portfolio-thumb-btn,
  .copy-feedback {
    transition: none !important;
    animation: none !important;
  }

  .portfolio-lightbox-content {
    animation: none;
  }
}

/* Focus styles for keyboard navigation */
.portfolio-thumb-btn:focus,
.portfolio-gallery-zoom-btn:focus,
.portfolio-share-btn:focus,
.portfolio-lightbox-close:focus,
.portfolio-lightbox-prev:focus,
.portfolio-lightbox-next:focus {
  outline: 2px solid #0d6efd;
  outline-offset: 2px;
}