/* Portfolio Page Specific Styles - Avium Events */
/* Glassmorphism Design for Portfolio Showcase */

/* ========== PORTFOLIO HERO ========== */

.portfolio-hero {
  min-height: 450px;
  background: linear-gradient(135deg, var(--taupe) 0%, var(--sage) 100%);
}

.portfolio-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../images/hero/portfolio-hero.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
  opacity: 0.3;
}

/* ========== FILTER BAR SECTION ========== */

.filter-section {
  background: var(--ivory);
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-light);
}

.filter-bar {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.filter-btn {
  padding: 0.8rem 1.8rem;
  border: 2px solid var(--sage);
  background: transparent;
  color: var(--sage);
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  background: var(--sage-light);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: var(--sage);
  color: var(--ivory);
  box-shadow: 0 4px 15px rgba(163, 177, 138, 0.3);
}

.portfolio-stats {
  text-align: center;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.portfolio-stats strong {
  color: var(--sage);
  font-weight: var(--font-weight-semibold);
}

/* ========== PORTFOLIO GRID SECTION ========== */

.portfolio-grid-section {
  background: var(--timberwolf);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.portfolio-item {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition-smooth);
  opacity: 1;
}

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

.portfolio-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-heavy);
}

/* Portfolio Image */
.portfolio-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
}

.placeholder-text {
  color: var(--ivory);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  display: flex;
  justify-content: flex-start;
  opacity: 1;
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

/* Portfolio Content */
.portfolio-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-content h3 {
  font-size: var(--font-size-lg);
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: var(--line-height-tight);
}

.portfolio-meta {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.portfolio-meta span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.portfolio-description {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: 1.5rem;
  flex: 1;
}

.portfolio-equipment {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.equipment-tag {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: var(--sage-light);
  color: var(--sage-dark);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: 15px;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

/* ========== LOAD MORE BUTTON ========== */

.load-more-wrapper {
  text-align: center;
  margin-top: 3rem;
}

.load-more-btn {
  min-width: 200px;
}

/* ========== CASE STUDIES SECTION ========== */

.case-studies-section {
  background: var(--ivory);
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 3rem;
}

.case-study-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 3rem;
}

.case-study-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: 10px;
  overflow: hidden;
}

.case-study-content {
  display: flex;
  flex-direction: column;
}

.case-study-content .badge {
  margin-bottom: 1rem;
  align-self: flex-start;
}

.case-study-content h3 {
  font-size: var(--font-size-2xl);
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.case-study-description {
  font-size: var(--font-size-base);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: 2rem;
}

.case-study-content h4 {
  font-size: var(--font-size-lg);
  color: var(--sage);
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.case-study-content h4:first-of-type {
  margin-top: 0;
}

.case-study-content p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: 1rem;
}

.case-study-list {
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}

.case-study-list li {
  padding: 0.6rem 0;
  padding-left: 1.5rem;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  position: relative;
}

.case-study-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sage);
  font-weight: bold;
}

.testimonial {
  background: var(--sage-light);
  padding: 1.2rem;
  border-radius: 8px;
  border-left: 4px solid var(--sage);
  font-style: italic;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.testimonial-author {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  margin-top: 0.5rem;
}

/* ========== TESTIMONIALS SECTION ========== */

.testimonials-section {
  background: var(--timberwolf);
}

.testimonials-grid {
  margin-top: 3rem;
}

.testimonial-card {
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--glass-shadow-heavy);
}

.testimonial-rating {
  font-size: var(--font-size-xl);
  margin-bottom: 1.5rem;
}

.testimonial-text {
  font-size: var(--font-size-base);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-card .testimonial-author {
  margin-top: 1rem;
}

.testimonial-card .testimonial-author strong {
  display: block;
  color: var(--text-dark);
  font-size: var(--font-size-base);
  margin-bottom: 0.3rem;
}

.testimonial-card .testimonial-author span {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* ========== ANIMATIONS ========== */

/* Fade in animation for portfolio items */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.portfolio-item {
  animation: fadeIn 0.5s ease-out;
}

/* Stagger animation delays */
.portfolio-item:nth-child(1) { animation-delay: 0.05s; }
.portfolio-item:nth-child(2) { animation-delay: 0.1s; }
.portfolio-item:nth-child(3) { animation-delay: 0.15s; }
.portfolio-item:nth-child(4) { animation-delay: 0.2s; }
.portfolio-item:nth-child(5) { animation-delay: 0.25s; }
.portfolio-item:nth-child(6) { animation-delay: 0.3s; }

/* ========== RESPONSIVE DESIGN ========== */

/* Tablet Styles */
@media screen and (max-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
  }

  .case-study-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem;
  }

  .case-study-image {
    max-height: 400px;
  }

  .testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

/* Mobile Styles */
@media screen and (max-width: 768px) {
  .portfolio-hero {
    min-height: 350px;
  }

  .filter-section {
    position: relative;
    top: 0;
  }

  .filter-bar {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.6rem 1.2rem;
    font-size: var(--font-size-xs);
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .portfolio-content {
    padding: 1.5rem;
  }

  .portfolio-content h3 {
    font-size: var(--font-size-base);
  }

  .portfolio-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .case-study-card {
    padding: 2rem;
  }

  .case-study-content h3 {
    font-size: var(--font-size-xl);
  }

  .case-study-content h4 {
    font-size: var(--font-size-base);
  }

  .testimonial-card {
    padding: 2rem 1.5rem;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

/* Small Mobile Styles */
@media screen and (max-width: 480px) {
  .portfolio-hero {
    min-height: 300px;
  }

  .filter-btn {
    padding: 0.5rem 1rem;
  }

  .portfolio-content {
    padding: 1.2rem;
  }

  .portfolio-content h3 {
    font-size: var(--font-size-sm);
  }

  .portfolio-description {
    font-size: var(--font-size-xs);
  }

  .equipment-tag {
    font-size: 0.65rem;
    padding: 0.3rem 0.6rem;
  }

  .case-study-card {
    padding: 1.5rem;
  }

  .testimonial {
    padding: 1rem;
  }

  .testimonial-text {
    font-size: var(--font-size-sm);
  }
}

/* ========== PRINT STYLES ========== */

@media print {
  .filter-section,
  .load-more-wrapper,
  .cta-section {
    display: none;
  }

  .portfolio-item {
    break-inside: avoid;
  }
}