.hero-badge-demo {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(139, 92, 246, 0.15);
  color: #8b5cf6;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 20px;
}

.project-details {
  padding: 100px 0;
}

.details-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  align-items: start;
}

.details-content .section-title {
  margin-bottom: 24px;
}

.details-content .section-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.subsection-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--accent-gradient);
  border-radius: 50%;
}

.details-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-card {
  padding: 28px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.sidebar-card h4 {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}

.sidebar-card p {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.sidebar-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-card ul li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-card ul li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.project-gallery {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.project-gallery .section-title {
  text-align: center;
  margin-bottom: 60px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: #fff;
}

.gallery-item.large {
  grid-column: 1 / -1;
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

.gallery-placeholder {
  width: 100%;
  height: 350px;
}

.gallery-item.large .gallery-placeholder {
  height: 450px;
}

.gallery-caption {
  padding: 20px;
  font-size: 0.9rem;
  color: var(--text-tertiary);
  text-align: center;
  background: rgba(255, 255, 255, 0.95);
}

@media (max-width: 900px) {
  .details-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .project-details {
    padding: 60px 0;
  }
  
  .project-gallery {
    padding: 60px 0;
  }
  
  .gallery-placeholder {
    height: 250px;
  }
  
  .gallery-item.large .gallery-placeholder {
    height: 300px;
  }
}

.project-hero {
  padding: 140px 0 60px;
  background: var(--bg-secondary);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-tertiary);
  text-decoration: none;
  font-size: 0.85rem;
  margin-bottom: 40px;
  transition: color var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.back-link:hover {
  color: var(--gold-primary);
}

.project-hero-meta {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
}

.hero-category {
  font-size: 0.75rem;
  color: var(--gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.hero-year {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
}

.project-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 24px;
}

.project-hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 800px;
  margin-bottom: 32px;
  font-weight: 300;
}

.project-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.project-image-hero {
  padding: 0 0 100px;
  background: var(--bg-secondary);
}

.hero-image-wrapper {
  border-radius: 0;
  overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: var(--shadow-lg);
}

.hero-image-placeholder {
  width: 100%;
  height: 600px;
}

.project-overview {
  padding: 100px 0;
}

.overview-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  align-items: start;
}

.overview-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.stat-box {
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all var(--transition-base);
}

.stat-box:hover {
  border-color: var(--border-accent);
}

.stat-box .stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--gold-primary);
}

.stat-box .stat-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-solution {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 50px;
  margin-top: 60px;
}

.solution-item {
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0;
  transition: all var(--transition-base);
}

.solution-item:hover {
  border-color: var(--border-accent);
}

.solution-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  color: var(--gold-primary);
  margin-bottom: 20px;
  line-height: 1;
}

.solution-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.solution-text {
  color: var(--text-secondary);
  line-height: 1.8;
  font-weight: 300;
}

.project-visual-section {
  padding: 100px 0;
}

.visual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 60px;
}

.visual-item {
  position: relative;
  border: 1px solid var(--border-color);
  border-radius: 0;
  overflow: hidden;
  transition: all var(--transition-base);
}

.visual-item:hover {
  border-color: var(--border-accent);
}

.visual-item.large {
  grid-column: 1 / -1;
}

.visual-placeholder {
  width: 100%;
  height: 400px;
}

.visual-item.large .visual-placeholder {
  height: 500px;
}

.visual-caption {
  padding: 20px;
  background: var(--bg-card);
  font-size: 0.85rem;
  color: var(--text-tertiary);
  text-align: center;
  letter-spacing: 0.05em;
}

.project-results {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.results-header {
  text-align: center;
  margin-bottom: 80px;
}

.results-header .section-subtitle {
  max-width: 600px;
  margin: 0 auto;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.result-card {
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0;
  text-align: center;
  transition: all var(--transition-base);
}

.result-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.result-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin: 0 auto 24px;
  background: transparent;
  border: 1px solid var(--border-accent);
  border-radius: 0;
  color: var(--gold-primary);
}

.result-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--gold-primary);
  margin-bottom: 8px;
}

.result-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.result-description {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

.project-testimonial {
  padding: 120px 0;
  background: radial-gradient(ellipse 80% 50% at 50% 50%, rgba(201, 169, 98, 0.08), transparent),
    var(--bg-primary);
}

.testimonial-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.quote-icon {
  color: var(--gold-primary);
  opacity: 0.3;
  margin-bottom: 32px;
}

.testimonial-quote {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 48px;
  font-style: italic;
}

.testimonial-author-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.author-avatar-large {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  background: transparent;
  border: 1px solid var(--border-accent);
  border-radius: 0;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1.3rem;
  color: var(--gold-primary);
}

.project-navigation {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.nav-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 30px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 32px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
}

.nav-item:hover {
  border-color: var(--border-accent);
  transform: translateX(4px);
}

.nav-item.all-projects {
  justify-content: center;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-item.next-project {
  flex-direction: column;
  align-items: flex-start;
}

.nav-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
}

.nav-item svg {
  color: var(--gold-primary);
}

@media (max-width: 1024px) {
  .overview-grid {
    grid-template-columns: 1fr;
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .project-hero {
    padding: 140px 0 80px;
  }

  .back-link {
    margin-bottom: 32px;
    font-size: 0.8rem;
  }

  .project-hero-title {
    font-size: clamp(2rem, 6vw, 2.8rem);
    margin-bottom: 20px;
  }

  .project-hero-subtitle {
    font-size: 1.05rem;
    margin-bottom: 28px;
  }

  .project-image-hero {
    padding: 0 0 80px;
  }

  .hero-image-placeholder {
    height: 400px;
  }

  .project-overview {
    padding: 80px 0;
  }

  .overview-grid {
    gap: 50px;
  }

  .overview-stats-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stat-box {
    padding: 28px 20px;
  }

  .project-solution {
    padding: 80px 0;
  }

  .solution-grid {
    gap: 40px;
    margin-top: 50px;
  }

  .solution-item {
    padding: 32px 28px;
  }

  .solution-number {
    font-size: 2.5rem;
    margin-bottom: 16px;
  }

  .solution-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
  }

  .project-visual-section {
    padding: 80px 0;
  }

  .visual-grid {
    gap: 24px;
    margin-top: 50px;
  }

  .visual-placeholder {
    height: 320px;
  }

  .visual-item.large .visual-placeholder {
    height: 400px;
  }

  .project-results {
    padding: 80px 0;
  }

  .results-header {
    margin-bottom: 60px;
  }

  .results-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .result-card {
    padding: 32px 28px;
  }

  .project-testimonial {
    padding: 80px 0;
  }

  .testimonial-quote {
    font-size: 1.2rem;
    margin-bottom: 36px;
  }

  .testimonial-author-info {
    gap: 16px;
  }

  .author-avatar-large {
    width: 60px;
    height: 60px;
    font-size: 1.1rem;
  }

  .project-navigation {
    padding: 60px 0;
  }

  .nav-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .nav-item {
    padding: 24px 28px;
  }

  .nav-item.all-projects {
    order: 2;
  }

  .nav-title {
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .project-hero {
    padding: 120px 0 60px;
  }

  .back-link {
    margin-bottom: 24px;
    font-size: 0.75rem;
    gap: 6px;
  }

  .back-link svg {
    width: 14px;
    height: 14px;
  }

  .project-hero-meta {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 16px;
  }

  .hero-category,
  .hero-year {
    font-size: 0.7rem;
  }

  .project-hero-title {
    font-size: 1.8rem;
    line-height: 1.2;
    margin-bottom: 16px;
  }

  .project-hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .project-hero-tags {
    gap: 8px;
  }

  .project-hero-tags .btn {
    padding: 10px 16px;
    font-size: 0.65rem;
  }

  .project-image-hero {
    padding: 0 0 60px;
  }

  .hero-image-wrapper {
    border-radius: var(--radius-md);
  }

  .hero-image-placeholder {
    height: 280px;
  }

  .project-overview {
    padding: 60px 0;
  }

  .overview-grid {
    gap: 40px;
  }

  .section-label {
    font-size: 0.65rem;
    margin-bottom: 12px;
  }

  .section-title {
    font-size: 1.6rem;
    margin-bottom: 16px;
  }

  .section-text {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }

  .overview-stats-grid {
    gap: 16px;
  }

  .stat-box {
    padding: 24px 20px;
  }

  .stat-box .stat-number {
    font-size: 2rem;
  }

  .stat-box .stat-label {
    font-size: 0.7rem;
  }

  .project-solution {
    padding: 60px 0;
  }

  .solution-grid {
    gap: 24px;
    margin-top: 40px;
  }

  .solution-item {
    padding: 28px 24px;
    border-radius: var(--radius-md);
  }

  .solution-number {
    font-size: 2rem;
    margin-bottom: 14px;
  }

  .solution-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }

  .solution-text {
    font-size: 0.9rem;
  }

  .project-visual-section {
    padding: 60px 0;
  }

  .visual-grid {
    gap: 20px;
    margin-top: 40px;
  }

  .visual-item {
    border-radius: var(--radius-md);
  }

  .visual-placeholder {
    height: 240px;
  }

  .visual-item.large .visual-placeholder {
    height: 320px;
  }

  .visual-caption {
    padding: 16px;
    font-size: 0.8rem;
  }

  .project-results {
    padding: 60px 0;
  }

  .results-header {
    margin-bottom: 50px;
  }

  .results-header .section-title {
    font-size: 1.6rem;
  }

  .results-header .section-subtitle {
    font-size: 0.95rem;
  }

  .results-grid {
    gap: 20px;
  }

  .result-card {
    padding: 28px 24px;
    border-radius: var(--radius-md);
  }

  .result-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 20px;
  }

  .result-icon svg {
    width: 24px;
    height: 24px;
  }

  .result-value {
    font-size: 2rem;
    margin-bottom: 6px;
  }

  .result-label {
    font-size: 0.7rem;
    margin-bottom: 10px;
  }

  .result-description {
    font-size: 0.8rem;
  }

  .project-testimonial {
    padding: 60px 0;
  }

  .testimonial-content {
    padding: 0 8px;
  }

  .quote-icon {
    margin-bottom: 24px;
  }

  .quote-icon svg {
    width: 48px;
    height: 48px;
  }

  .testimonial-quote {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 32px;
  }

  .testimonial-author-info {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .author-avatar-large {
    width: 56px;
    height: 56px;
    font-size: 1rem;
  }

  .testimonial-author h4 {
    font-size: 1rem;
  }

  .testimonial-author .author-role {
    font-size: 0.7rem;
  }

  .project-navigation {
    padding: 50px 0;
  }

  .nav-grid {
    gap: 16px;
  }

  .nav-item {
    padding: 20px 24px;
    border-radius: var(--radius-md);
  }

  .nav-item.all-projects {
    font-size: 0.8rem;
    padding: 16px 24px;
  }

  .nav-item.next-project {
    gap: 8px;
  }

  .nav-label {
    font-size: 0.7rem;
  }

  .nav-title {
    font-size: 1.2rem;
  }

  .nav-item svg {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 0 12px;
  }

  .project-hero-title {
    font-size: 1.6rem;
  }

  .project-hero-subtitle {
    font-size: 0.9rem;
  }

  .hero-image-placeholder {
    height: 220px;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .section-text {
    font-size: 0.9rem;
  }

  .visual-placeholder {
    height: 200px;
  }

  .visual-item.large .visual-placeholder {
    height: 280px;
  }

  .testimonial-quote {
    font-size: 1rem;
  }

  .nav-title {
    font-size: 1.1rem;
  }
}

/* Website Preview Section */
.website-preview-section {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.website-preview-section .section-title {
  text-align: center;
  margin-bottom: 60px;
}

.preview-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.preview-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border-color);
  background: #fff;
  transition: all var(--transition-base);
  aspect-ratio: 4 / 3;
}

.preview-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.preview-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.preview-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.preview-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--gold-primary);
  color: white;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.preview-button:hover {
  background: rgba(201, 169, 98, 0.9);
  transform: scale(1.05);
}

.preview-label {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
}

/* Modal Styles */
.preview-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.preview-modal.active {
  display: flex;
}

.preview-modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
}

.preview-modal-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.preview-modal-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid white;
  color: white;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: all var(--transition-base);
  z-index: 10000;
}

.preview-modal-close:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

@media (max-width: 768px) {
  .website-preview-section {
    padding: 80px 0;
  }

  .preview-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .preview-modal-close {
    width: 36px;
    height: 36px;
    font-size: 24px;
  }
}