/**
 * Enhanced Portfolio Section Styles
 * Features: Category filters, card grid, modal lightbox, lazy loading, animations
 */

/* ===== PORTFOLIO SECTION ===== */
.portfolio-enhanced {
  padding: var(--section-padding) 0;
  background: var(--color-background);
  position: relative;
  overflow: hidden;
}

.portfolio-enhanced::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(135deg, var(--color-primary-alpha-5) 0%, var(--color-secondary-alpha-5) 100%);
  z-index: 1;
  border-radius: 0 0 50% 50%;
  transform: scale(1.1);
}

.portfolio-enhanced .container {
  position: relative;
  z-index: 2;
}

/* ===== PINTEREST-STYLE MASONRY PORTFOLIO GRID ===== */
.portfolio__grid-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0;
  padding: 0 1rem;
  width: 100%;
  box-sizing: border-box;
}

/* Responsive grid */
@media (max-width: 1200px) {
  .portfolio__grid-masonry {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
  }
}

@media (max-width: 768px) {
  .portfolio__grid-masonry {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 0 0.5rem;
  }
}

/* ===== MASONRY PORTFOLIO CARDS ===== */
.portfolio-card-masonry {
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease forwards;
}

/* Width variants for more diverse layout */
.portfolio-card-masonry.card-wide {
  grid-column: span 2;
}

.portfolio-card-masonry.card-normal {
  grid-column: span 1;
}

.portfolio-card-masonry.card-narrow {
  grid-column: span 1;
  max-width: 250px;
  justify-self: center;
}

/* Special testimonial card styling */
.portfolio-card-masonry.card-testimonial {
  grid-column: span 1;
  background: linear-gradient(135deg, var(--color-primary-alpha-10) 0%, var(--color-secondary-alpha-10) 100%);
  border: 2px solid var(--color-primary-alpha-20);
}

/* Responsive width variants */
@media (max-width: 1200px) {
  .portfolio-card-masonry.card-wide {
    grid-column: span 1;
  }
  .portfolio-card-masonry.card-narrow {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .portfolio-card-masonry.card-wide,
  .portfolio-card-masonry.card-narrow {
    grid-column: span 1;
    max-width: 100%;
  }
}

.portfolio-card-masonry:hover {
  transform: translateY(-12px);
  box-shadow: 
    0 25px 50px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.3);
}

/* New Card Image Container - Variable Heights */
.card-image {
  position: relative;
  overflow: hidden;
  background: var(--color-background-secondary);
}

/* Variable image heights for masonry effect */
.portfolio-card-masonry.card-large .card-image {
  height: 280px;
}

.portfolio-card-masonry.card-medium .card-image {
  height: 220px;
}

.portfolio-card-masonry.card-small .card-image {
  height: 180px;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s ease;
  will-change: transform;
}

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

/* New Card Overlay */
.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary-alpha-80) 0%, var(--color-secondary-alpha-80) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.portfolio-card-masonry:hover .card-overlay {
  opacity: 1;
}

.view-project-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.75rem;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  border-radius: 16px;
  font-weight: 600;
  cursor: pointer;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 8px 25px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.portfolio-card-masonry:hover .view-project-btn {
  transform: translateY(0);
}

.view-project-btn:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

/* New Card Content */
.card-content {
  padding: 1.5rem;
}

.card-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.card-description {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.card-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.card-technologies .tech-tag {
  padding: 0.25rem 0.6rem;
  background: var(--color-background-secondary);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.card-duration {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

.card-duration svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

/* ===== TESTIMONIAL CARD SPECIFIC STYLES ===== */
.testimonial-card-content {
  padding: 1.5rem;
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.testimonial-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-primary-alpha-20);
}

.testimonial-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}

.testimonial-counter {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  background: var(--color-primary-alpha-10);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.testimonial-content {
  flex: 1;
  transition: all 0.3s ease;
}

.testimonial-quote {
  font-style: italic;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text-primary);
  margin-bottom: 1.5rem;
  position: relative;
  min-height: 4rem;
}

.testimonial-quote::before,
.testimonial-quote::after {
  content: '"';
  font-size: 1.5rem;
  color: var(--color-primary);
  font-family: Georgia, serif;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin: 1rem 0;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary-alpha-20);
  transition: all 0.3s ease;
}

.testimonial-avatar:hover {
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.testimonial-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 0.25rem 0;
}

.testimonial-info p {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.testimonial-stars {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin: 0.75rem 0;
}

.testimonial-stars .star {
  color: #ffd700;
  font-size: 0.9rem;
}

.testimonial-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-primary-alpha-20);
}

.testimonial-nav-btn {
  background: var(--color-primary-alpha-10);
  border: 1px solid var(--color-primary-alpha-20);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--color-primary);
}

.testimonial-nav-btn:hover {
  background: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

.testimonial-dots {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.testimonial-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary-alpha-30);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.testimonial-dots .dot.active {
  background: var(--color-primary);
  transform: scale(1.25);
}

.testimonial-dots .dot:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

/* ===== MODAL IMAGE STYLING ===== */
.modal-image-container {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto 2rem auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.15),
    0 10px 20px rgba(0, 0, 0, 0.1);
}

.modal-image {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  display: block;
  border-radius: 16px;
  transition: transform 0.3s ease;
}

.modal-image:hover {
  transform: scale(1.02);
}

/* Modal responsive adjustments */
@media (max-width: 768px) {
  .modal-image-container {
    max-width: 100%;
    margin: 0 0 1.5rem 0;
    border-radius: 12px;
  }
  
  .modal-image {
    max-height: 250px;
    border-radius: 12px;
  }
}

/* Modal body layout */
.portfolio-modal__body {
  padding: 2rem;
  max-height: 80vh;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .portfolio-modal__body {
    padding: 1rem;
    max-height: 90vh;
  }
}

/* Modal info section */
.portfolio-modal__info {
  max-width: 600px;
  margin: 0 auto;
}

/* Tech tags in modal */
.modal-tech-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  margin: 0.25rem 0.5rem 0.25rem 0;
  border: 1px solid var(--color-primary-alpha-20);
}

/* Ensure modal is properly styled */
.portfolio-modal-enhanced {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.portfolio-modal-enhanced.active {
  opacity: 1;
  visibility: visible;
}

.portfolio-modal__container {
  background: var(--bg-glass-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  box-shadow: 
    0 25px 50px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 90%;
  max-width: 800px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.portfolio-modal-enhanced.active .portfolio-modal__container {
  transform: scale(1);
}

.portfolio-card-enhanced.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Card Image Container */
.portfolio-card__image {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-background-secondary);
}

.portfolio-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s ease;
  will-change: transform;
}

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

/* Image Overlay */
.portfolio-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary-alpha-80) 0%, var(--color-secondary-alpha-80) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.portfolio-card-enhanced:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__view-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.75rem;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--color-primary);
  border-radius: 16px;
  font-weight: 600;
  cursor: pointer;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 8px 25px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.portfolio-card-enhanced:hover .portfolio-card__view-btn {
  transform: translateY(0);
}

.portfolio-card__view-btn:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

/* Card Content */
.portfolio-card__content {
  padding: 1rem;
}

.portfolio-card__category {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.portfolio-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.portfolio-card__client {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.portfolio-card__description {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Metrics */
.portfolio-card__metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.metric-item {
  text-align: center;
  padding: 0.75rem;
  background: var(--color-background-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.metric-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Card Technologies */
.portfolio-card__technologies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  padding: 0.25rem 0.6rem;
  background: var(--color-surface-secondary);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
}

/* ===== LOAD MORE SECTION ===== */
.portfolio__load-more {
  text-align: center;
  margin-top: 3rem;
  padding: 2rem;
}

.load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
}

.load-more-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  transition: left 0.3s ease;
  z-index: 1;
}

.load-more-btn:hover::before {
  left: 0;
}

.load-more-btn:hover {
  color: white;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.load-more-text,
.load-more-icon {
  position: relative;
  z-index: 2;
}

.load-more-icon {
  transition: transform 0.3s ease;
}

.load-more-btn:hover .load-more-icon {
  transform: translateY(2px);
}

.load-more-btn.loading {
  pointer-events: none;
}

.load-more-btn.loading .load-more-icon {
  animation: spin 1s linear infinite;
}

.portfolio__stats {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 1rem;
}

.stats-current,
.stats-total {
  font-weight: 600;
  color: var(--color-primary);
}

/* ===== PORTFOLIO MODAL/LIGHTBOX ===== */
.portfolio-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 1rem;
}

.portfolio-modal.active {
  opacity: 1;
  visibility: visible;
}

.portfolio-modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
}

.portfolio-modal__content {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 90vw;
  max-height: 90vh;
  width: 1000px;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: all 0.3s ease;
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-border);
}

.portfolio-modal.active .portfolio-modal__content {
  transform: scale(1) translateY(0);
}

/* Modal Header */
.portfolio-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-background-secondary);
}

.portfolio-modal__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.portfolio-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.portfolio-modal__close:hover {
  background: var(--color-error);
  color: white;
  border-color: var(--color-error);
  transform: scale(1.1);
}

.portfolio-modal__close svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* Modal Body */
.portfolio-modal__body {
  display: grid;
  grid-template-columns: 1fr 400px;
  max-height: calc(90vh - 100px);
  overflow: hidden;
}

.portfolio-modal__media {
  position: relative;
  background: var(--color-background);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.portfolio-modal__image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
}

/* Gallery Navigation */
.portfolio-modal__gallery-nav {
  position: absolute;
  top: 50%;
  left: 1rem;
  right: 1rem;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.gallery-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(10px);
}

.gallery-nav-btn:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

.gallery-nav-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Modal Info Panel */
.portfolio-modal__info {
  padding: 2rem;
  overflow-y: auto;
  background: var(--color-surface);
}

.portfolio-modal__details {
  margin-bottom: 2rem;
}

.detail-group {
  margin-bottom: 1.5rem;
}

.detail-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.detail-value {
  font-size: 1rem;
  color: var(--color-text);
  margin: 0;
}

.modal-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.modal-tech-tag {
  padding: 0.25rem 0.75rem;
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid var(--color-primary-alpha-20);
}

.portfolio-modal__description {
  margin-bottom: 2rem;
}

.portfolio-modal__description h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.modal-description-text {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Modal Metrics */
.portfolio-modal__metrics {
  margin-bottom: 2rem;
}

.portfolio-modal__metrics h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.modal-metric-item {
  text-align: center;
  padding: 1rem;
  background: var(--color-background-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.modal-metric-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.modal-metric-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Modal Actions */
.portfolio-modal__actions {
  display: flex;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.modal-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.modal-btn--primary {
  background: var(--color-primary);
  color: white;
  border: 2px solid var(--color-primary);
}

.modal-btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.modal-btn--secondary {
  background: var(--color-surface-secondary);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.modal-btn--secondary:hover {
  background: var(--color-border);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.modal-btn svg {
  width: 1rem;
  height: 1rem;
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

/* ===== LAZY LOADING PLACEHOLDER ===== */
.portfolio-card__image.loading {
  background: linear-gradient(90deg, var(--color-background-secondary) 25%, var(--color-border) 50%, var(--color-background-secondary) 75%);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

.portfolio-card__image.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 3rem;
  height: 3rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .portfolio__grid-enhanced {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0;
  }
  
  .portfolio__filters-enhanced {
    gap: 0.5rem;
  }
  
  .filter-btn-enhanced {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }
  
  .filter-text {
    display: none;
  }
  
  .portfolio-modal__body {
    grid-template-columns: 1fr;
    max-height: calc(90vh - 80px);
  }
  
  .portfolio-modal__info {
    padding: 1.5rem;
  }
  
  .portfolio-modal__actions {
    flex-direction: column;
  }
  
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .portfolio-card__metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .portfolio__filters-enhanced {
    justify-content: flex-start;
    overflow-x: auto;
    padding: 1rem;
    margin: 2rem -1rem;
    scroll-snap-type: x mandatory;
  }
  
  .filter-btn-enhanced {
    flex-shrink: 0;
    scroll-snap-align: start;
  }
  
  .portfolio-modal__content {
    max-width: 95vw;
    max-height: 95vh;
  }
  
  .portfolio-modal__header {
    padding: 1rem 1.5rem;
  }
  
  .portfolio-modal__title {
    font-size: 1.25rem;
  }
}

/* ===== RTL SUPPORT ===== */
[dir="rtl"] .portfolio__filters-enhanced {
  direction: rtl;
}

[dir="rtl"] .filter-btn-enhanced {
  flex-direction: row-reverse;
}

[dir="rtl"] .portfolio-card__view-btn {
  flex-direction: row-reverse;
}

[dir="rtl"] .portfolio-modal__gallery-nav {
  flex-direction: row-reverse;
}

[dir="rtl"] .portfolio-modal__actions {
  flex-direction: row-reverse;
}

[dir="rtl"] .modal-btn {
  flex-direction: row-reverse;
}

[dir="rtl"] .portfolio-card__technologies {
  justify-content: flex-end;
}

[dir="rtl"] .modal-technologies {
  justify-content: flex-end;
}

/* ===== DARK THEME ADJUSTMENTS ===== */
[data-theme="dark"] .portfolio-enhanced::before {
  background: linear-gradient(135deg, rgba(10, 172, 184, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
}

[data-theme="dark"] .filter-btn-enhanced {
  background: var(--color-surface-secondary);
  border-color: var(--color-border);
}

[data-theme="dark"] .filter-btn-enhanced:hover {
  background: var(--color-surface);
  box-shadow: 0 4px 20px rgba(10, 172, 184, 0.2);
}

[data-theme="dark"] .portfolio-card-enhanced {
  background: var(--color-surface-secondary);
}

[data-theme="dark"] .portfolio-card-enhanced:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .portfolio-modal__backdrop {
  background: rgba(0, 0, 0, 0.9);
}

[data-theme="dark"] .gallery-nav-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  .portfolio-card-enhanced,
  .filter-btn-enhanced,
  .load-more-btn,
  .portfolio-modal__content {
    transition: none;
  }
  
  .portfolio-card-enhanced {
    animation: none;
    opacity: 1;
    transform: none;
  }
  
  .portfolio-card__image img {
    transition: none;
  }
  
  .filter-btn-enhanced::before,
  .load-more-btn::before {
    display: none;
  }
}

/* Focus styles for keyboard navigation */
.filter-btn-enhanced:focus,
.load-more-btn:focus,
.portfolio-card-enhanced:focus,
.portfolio-modal__close:focus,
.gallery-nav-btn:focus,
.modal-btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .portfolio-card-enhanced {
    border-width: 2px;
  }
  
  .filter-btn-enhanced {
    border-width: 2px;
  }
  
  .portfolio-card__overlay {
    background: rgba(0, 0, 0, 0.9);
  }
}/**
 * Enhanced Portfolio Modal Styles
 * Features: Gallery navigation, swipe gestures, smooth animations, testimonials, detailed metrics
 */

/* ===== ENHANCED MODAL BASE ===== */
/* Specificity protection against generic modal classes */
.portfolio-modal-enhanced,
.portfolio-enhanced .portfolio-modal-enhanced {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10001;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  padding: 1rem;
  background: rgba(0, 0, 0, 0.8);
}

.portfolio-modal-enhanced.active {
  opacity: 1 !important;
  visibility: visible !important;
  display: flex !important;
}

.portfolio-modal-enhanced.opening {
  animation: modalFadeIn 0.4s ease-out;
}

.portfolio-modal-enhanced.closing {
  animation: modalFadeOut 0.3s ease-in;
}

/* Enhanced Glassmorphism Modal Backdrop */
.portfolio-modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-modal-enhanced.active .portfolio-modal__backdrop {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
}

/* Enhanced Glassmorphism Modal Container */
.portfolio-modal-enhanced .portfolio-modal__container,
.portfolio-modal__container {
  position: relative;
  width: 90vw;
  max-width: 1200px;
  min-width: 350px;
  max-height: 90vh;
  background: var(--bg-glass-strong, rgba(255, 255, 255, 0.1));
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 
    0 32px 64px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transform: scale(0.9) translateY(30px);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  margin: auto;
}

.portfolio-modal-enhanced.active .portfolio-modal__container {
  transform: scale(1) translateY(0) !important;
  opacity: 1 !important;
  visibility: visible !important;
}

/* ===== ENHANCED MODAL HEADER ===== */
.portfolio-modal-enhanced .portfolio-modal__header,
.portfolio-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem 2.5rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--bg-glass-subtle);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
}

.portfolio-modal__header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.modal-header__info {
  flex: 1;
}

.portfolio-modal__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 0.5rem 0;
  line-height: 1.2;
}

.modal-header__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.modal-separator {
  color: var(--color-border);
  font-weight: bold;
}

.modal-category {
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.portfolio-modal-enhanced .portfolio-modal__close,
.portfolio-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--color-surface, #fff);
  border: 2px solid var(--color-border, #dee2e6);
  border-radius: var(--radius-full, 50%);
  color: var(--color-text-secondary, #6c757d);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-left: 1rem;
  z-index: 10001;
  position: relative;
}

.portfolio-modal__close:hover {
  background: var(--color-error);
  color: white;
  border-color: var(--color-error);
  transform: rotate(90deg) scale(1.1);
}

.portfolio-modal__close svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ===== MODAL BODY ===== */
.portfolio-modal__body {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  max-height: calc(90vh - 120px);
  overflow: hidden;
  min-height: 400px;
  gap: 0;
  width: 100% !important;
  height: auto !important;
}

/* EMERGENCY FIXES for modal display issues */
.portfolio-modal-enhanced.active .portfolio-modal__body {
  width: 100% !important;
  min-width: 350px !important;
  display: grid !important;
}

/* ===== GALLERY SECTION ===== */
.portfolio-modal__gallery {
  display: flex;
  flex-direction: column;
  background: var(--color-background);
  position: relative;
}

/* Gallery Main */
.gallery-main {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  background: var(--color-background-secondary);
}

.gallery-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.gallery-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.gallery-image {
  flex-shrink: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
  transition: all 0.3s ease;
  cursor: zoom-in;
}

.gallery-image.zoomed {
  cursor: zoom-out;
  transform: scale(1.5);
}

.gallery-image.loading {
  opacity: 0.6;
  filter: blur(2px);
}

.gallery-image.loaded {
  opacity: 1;
  filter: none;
}

/* Gallery Navigation */
.gallery-nav {
  position: absolute;
  top: 50%;
  left: 1.5rem;
  right: 1.5rem;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-main:hover .gallery-nav {
  opacity: 1;
}

.gallery-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(10px);
}

.gallery-nav-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: scale(1.1);
}

.gallery-nav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.gallery-nav-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Gallery Counter */
.gallery-counter {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.counter-separator {
  margin: 0 0.25rem;
  opacity: 0.7;
}

/* Gallery Zoom Button */
.gallery-zoom-btn {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.gallery-zoom-btn:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

.gallery-zoom-btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* Gallery Thumbnails */
.gallery-thumbnails {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.gallery-thumbnails::-webkit-scrollbar {
  height: 4px;
}

.gallery-thumbnails::-webkit-scrollbar-track {
  background: transparent;
}

.gallery-thumbnails::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 2px;
}

.gallery-thumbnail {
  flex-shrink: 0;
  width: 80px;
  height: 50px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  position: relative;
}

.gallery-thumbnail.active {
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.gallery-thumbnail:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.gallery-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumbnail::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  opacity: 1;
  transition: opacity 0.3s ease;
}

.gallery-thumbnail.active::after,
.gallery-thumbnail:hover::after {
  opacity: 0;
}

/* ===== PROJECT INFO SECTION ===== */
.portfolio-modal__info {
  padding: 2rem;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--color-surface, #f8f9fa);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border, #dee2e6) transparent;
  -webkit-overflow-scrolling: touch; /* Enable smooth scrolling on iOS */
  scroll-behavior: smooth;
  max-height: 100%;
  height: 100%;
}

.portfolio-modal__info::-webkit-scrollbar {
  width: 6px;
}

.portfolio-modal__info::-webkit-scrollbar-track {
  background: transparent;
}

.portfolio-modal__info::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.portfolio-modal__info::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-secondary);
}

/* EMERGENCY SCROLLABILITY FIXES */
.portfolio-modal-enhanced.active .portfolio-modal__info {
  overflow-y: auto !important;
  overflow-x: hidden !important;
  max-height: calc(90vh - 200px) !important;
  height: auto !important;
  padding: 2rem !important;
  width: 100% !important;
}

/* EMERGENCY CONTENT DISPLAY FIXES */
.portfolio-modal-enhanced.active .modal-description-text,
.portfolio-modal-enhanced.active .portfolio-modal__title,
.portfolio-modal-enhanced.active .info-section {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.portfolio-modal-enhanced.active .modal-image-container {
  width: 100% !important;
  display: block !important;
}

.portfolio-modal-enhanced.active .modal-image {
  width: 100% !important;
  height: auto !important;
  display: block !important;
}

/* Info Sections */
.info-section {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.info-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 1.5rem 0;
}

/* Info Subsections for Challenge/Solution */
.info-subsection {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--color-background-secondary);
  border-radius: 8px;
  border-left: 4px solid var(--color-primary);
}

.subsection-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.75rem 0;
}

.subsection-text {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Features List */
.features-list {
  display: grid;
  gap: 0.75rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--color-background-secondary);
  border-radius: 6px;
  transition: all 0.2s ease;
}

.feature-item:hover {
  background: var(--color-background-tertiary);
  transform: translateX(4px);
}

.feature-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 0.125rem;
}

.feature-text {
  color: var(--color-text);
  line-height: 1.5;
  font-size: 0.9rem;
}

/* Service Tags */
.service-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  margin: 0.25rem;
  transition: all 0.2s ease;
}

.service-tag:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-1px);
}

/* Metric Description */
.metric-description {
  grid-column: 1 / -1;
  margin-top: 1rem;
  padding: 1rem;
  background: var(--color-background-secondary);
  border-radius: 8px;
}

.metric-description p {
  margin: 0;
  color: var(--color-text);
  line-height: 1.6;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-title::before {
  content: '';
  width: 4px;
  height: 1.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 2px;
}

/* Project Overview */
.modal-description-text {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.project-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detail-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.detail-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.service-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-background-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.service-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-alpha-30);
}

.service-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-primary-alpha-10);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.service-info {
  flex: 1;
}

.service-name {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.service-description {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* Technologies Grid */
.technologies-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: var(--color-primary-alpha-10);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.tech-icon {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-sm);
}

/* Enhanced Metrics Grid */
.metrics-grid-enhanced {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem;
}

.metric-item-enhanced {
  text-align: center;
  padding: 1.5rem;
  background: var(--color-background-secondary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.metric-item-enhanced::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.metric-item-enhanced:hover::before {
  transform: scaleX(1);
}

.metric-item-enhanced:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-alpha-30);
}

.metric-value-enhanced {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.metric-label-enhanced {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.metric-description {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  line-height: 1.4;
}

/* ===== TESTIMONIAL SECTION ===== */
.testimonial-card {
  background: var(--color-background-secondary);
  border-radius: var(--radius-xl);
  padding: 2rem;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary-alpha-5), var(--color-secondary-alpha-5));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.testimonial-card:hover::before {
  opacity: 1;
}

.testimonial-quote {
  position: relative;
  z-index: 2;
  margin-bottom: 2rem;
}

.quote-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  opacity: 0.7;
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--color-text);
  font-style: italic;
  margin: 0;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  z-index: 2;
}

.author-avatar {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 3px solid var(--color-border);
  flex-shrink: 0;
}

.avatar-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-info {
  flex: 1;
}

.author-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 0.25rem 0;
}

.author-position {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin: 0 0 0.5rem 0;
}

.testimonial-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stars {
  display: flex;
  gap: 0.125rem;
}

.star {
  color: #fbbf24;
  font-size: 1rem;
}

.rating-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

/* ===== ENHANCED ACTIONS ===== */
.modal-actions-enhanced {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  font-size: 0.95rem;
}

.action-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.5s ease;
}

.action-btn:hover::before {
  left: 100%;
}

.action-btn--primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.action-btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.action-btn--secondary {
  background: var(--color-secondary);
  color: white;
  border-color: var(--color-secondary);
}

.action-btn--secondary:hover {
  background: var(--color-secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.action-btn--outline {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.action-btn--outline:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.action-btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ===== LOADING OVERLAY ===== */
.modal-loading {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal-loading.active {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 3rem;
  height: 3rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ===== ANIMATIONS ===== */
@keyframes modalFadeIn {
  from {
    opacity: 0;
    backdrop-filter: blur(0);
  }
  to {
    opacity: 1;
    backdrop-filter: blur(20px);
  }
}

@keyframes modalFadeOut {
  from {
    opacity: 1;
    backdrop-filter: blur(20px);
  }
  to {
    opacity: 0;
    backdrop-filter: blur(0);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInFromLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  .portfolio-modal__body {
    grid-template-columns: 1fr;
    max-height: calc(95vh - 100px);
  }
  
  .portfolio-modal__gallery {
    max-height: 50vh;
  }
  
  .portfolio-modal__info {
    max-height: none;
    padding: 1.5rem;
  }
}

@media (max-width: 768px) {
  .portfolio-modal-enhanced {
    padding: 0.5rem;
  }
  
  .portfolio-modal__container {
    width: 95vw;
    max-height: 95vh;
    border-radius: 16px;
  }
  
  .portfolio-modal__body {
    grid-template-columns: 1fr;
    max-height: calc(95vh - 80px);
  }
  
  .portfolio-modal__header {
    padding: 1rem 1.5rem;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }
  
  .portfolio-modal__close {
    position: relative;
    top: auto;
    right: auto;
    width: 2.5rem;
    height: 2.5rem;
    margin-left: auto;
  }
  
  .portfolio-modal__info {
    padding: 1rem;
    max-height: 60vh;
  }
  
  .portfolio-modal__title {
    font-size: 1.5rem;
    margin-right: 3rem;
  }
  
  .gallery-main {
    min-height: 300px;
  }
  
  .gallery-nav {
    left: 1rem;
    right: 1rem;
  }
  
  .gallery-nav-btn {
    width: 3rem;
    height: 3rem;
  }
  
  .gallery-counter {
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
  
  .gallery-zoom-btn {
    top: 1rem;
    left: 1rem;
    width: 2rem;
    height: 2rem;
  }
  
  .gallery-thumbnails {
    padding: 0.75rem 1rem;
    gap: 0.375rem;
  }
  
  .gallery-thumbnail {
    width: 60px;
    height: 38px;
  }
  
  .project-details-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .metrics-grid-enhanced {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .metric-item-enhanced {
    padding: 1rem;
  }
  
  .metric-value-enhanced {
    font-size: 2rem;
  }
  
  .modal-actions-enhanced {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .testimonial-card {
    padding: 1.5rem;
  }
  
  .testimonial-author {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  
  .author-avatar {
    width: 3rem;
    height: 3rem;
  }
}

@media (max-width: 480px) {
  .portfolio-modal-enhanced {
    padding: 0.25rem;
  }
  
  .portfolio-modal__header {
    padding: 1rem;
  }
  
  .portfolio-modal__title {
    font-size: 1.25rem;
  }
  
  .modal-header__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .gallery-main {
    min-height: 250px;
  }
  
  .project-details-grid {
    grid-template-columns: 1fr;
  }
  
  .metrics-grid-enhanced {
    grid-template-columns: 1fr;
  }
  
  .technologies-grid {
    gap: 0.5rem;
  }
  
  .tech-item {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
}

/* ===== RTL SUPPORT ===== */
[dir="rtl"] .portfolio-modal__header {
  direction: rtl;
}

[dir="rtl"] .modal-header__meta {
  flex-direction: row-reverse;
}

[dir="rtl"] .gallery-nav {
  flex-direction: row-reverse;
}

[dir="rtl"] .gallery-counter {
  left: 1.5rem;
  right: auto;
}

[dir="rtl"] .gallery-zoom-btn {
  right: 1.5rem;
  left: auto;
}

[dir="rtl"] .testimonial-author {
  flex-direction: row-reverse;
}

[dir="rtl"] .action-btn {
  flex-direction: row-reverse;
}

[dir="rtl"] .service-item {
  flex-direction: row-reverse;
}

[dir="rtl"] .detail-item {
  text-align: right;
}

[dir="rtl"] .section-title {
  flex-direction: row-reverse;
}

/* ===== DARK THEME ADJUSTMENTS ===== */
[data-theme="dark"] .portfolio-modal__backdrop {
  background: rgba(0, 0, 0, 0.95);
}

[data-theme="dark"] .gallery-nav-btn {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .gallery-counter {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .gallery-zoom-btn {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .metric-item-enhanced {
  background: var(--color-surface-secondary);
}

[data-theme="dark"] .testimonial-card {
  background: var(--color-surface-secondary);
}

[data-theme="dark"] .service-item {
  background: var(--color-surface-tertiary);
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  .portfolio-modal-enhanced,
  .portfolio-modal__container,
  .gallery-track,
  .gallery-image,
  .gallery-nav-btn,
  .metric-item-enhanced,
  .action-btn {
    transition: none;
    animation: none;
  }
  
  .action-btn::before {
    display: none;
  }
  
  .spinner {
    animation: none;
  }
}

/* Focus styles for keyboard navigation */
.portfolio-modal__close:focus,
.gallery-nav-btn:focus,
.gallery-zoom-btn:focus,
.gallery-thumbnail:focus,
.action-btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .portfolio-modal__container {
    border-width: 2px;
  }
  
  .gallery-nav-btn,
  .gallery-counter,
  .gallery-zoom-btn {
    border-width: 2px;
  }
  
  .action-btn {
    border-width: 2px;
  }
  
  .metric-item-enhanced,
  .testimonial-card,
  .service-item {
    border-width: 2px;
  }
}

/* ===== TOUCH INTERACTION HINTS ===== */
.gallery-swipe-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  backdrop-filter: blur(10px);
}

.gallery-swipe-hint.show {
  opacity: 1;
}

.gallery-swipe-hint::before {
  content: '← Swipe to navigate →';
}

[dir="rtl"] .gallery-swipe-hint::before {
  content: '→ اسحب للتنقل ←';
}