/* Projects Page Styles */

:root {
  --color-asphalt: #0f172a;
  --color-concrete: #cbd5e1;
  --color-safety-orange: #f97316;
  --space-2: 0.5rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --text-sm: 0.875rem;
  --text-lg: 1.125rem;
  --text-2xl: 1.5rem;
  --text-5xl: 3rem;
  --font-weight-semibold: 600;
  --font-weight-medium: 500;
  --transition-fast: 0.2s ease-out;
  --line-height-relaxed: 1.625;
}

/* Hero Section */
.projects-hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--color-asphalt);
}

.projects-hero__image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.projects-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.projects-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.8) 50%, rgba(15, 23, 42, 0.5) 100%);
}

.projects-hero__content {
  position: relative;
  z-index: 1;
  padding: var(--space-16) 0;
}

.breadcrumb {
  margin-bottom: var(--space-6);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-concrete);
}

.breadcrumb__item:not(:last-child)::after {
  content: '/';
  margin-left: var(--space-2);
  color: var(--color-concrete);
}

.breadcrumb__item a {
  color: var(--color-concrete);
  transition: color var(--transition-fast);
}

.breadcrumb__item a:hover {
  color: white;
}

.breadcrumb__item[aria-current="page"] {
  color: white;
  font-weight: var(--font-weight-medium);
}

.projects-hero__title {
  font-size: var(--text-5xl);
  color: white;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.projects-hero__subtitle {
  font-size: var(--text-2xl);
  color: var(--color-safety-orange);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.projects-hero__description {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-12);
}

.projects-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-item__number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-safety-orange);
  margin-bottom: var(--space-2);
}

.stat-item__label {
  font-size: var(--text-sm);
  color: var(--color-concrete);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Section Headers */
.section-header {
  margin-bottom: var(--space-12);
  text-align: center;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-asphalt);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: var(--text-lg);
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
}

/* Featured Projects Section */
.featured-projects {
  padding: var(--space-16) 0;
  background-color: #f8fafc;
}

.featured-projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.featured-project-card {
  position: relative;
  border-radius: 0.5rem;
  overflow: hidden;
  background: white;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.featured-project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.featured-project-card--large {
  grid-column: span 2;
}

@media (max-width: 1000px) {
  .featured-project-card--large {
    grid-column: span 1;
  }
}

.featured-card-image {
  position: relative;
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.featured-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-fast);
}

.featured-project-card:hover .featured-card-image img {
  transform: scale(1.05);
}

.featured-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.3) 100%);
}

.featured-card-content {
  padding: var(--space-8);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.featured-project-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-asphalt);
  margin-bottom: var(--space-2);
}

.featured-project-meta {
  color: var(--color-safety-orange);
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.featured-project-description {
  color: #64748b;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  flex: 1;
}

.project-link {
  color: var(--color-safety-orange);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: color var(--transition-fast);
}

.project-link:hover {
  color: #ea580c;
}

/* Project Categories Section */
.project-categories {
  padding: var(--space-16) 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.category-card {
  background: white;
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.category-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: #f0f0f0;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-fast);
}

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

.category-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-asphalt);
  padding: var(--space-6) var(--space-6) var(--space-2);
}

.category-count {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-safety-orange);
  font-weight: 600;
  padding: 0 var(--space-6) var(--space-2);
}

.category-description {
  color: #64748b;
  padding: 0 var(--space-6) var(--space-6);
  line-height: var(--line-height-relaxed);
  font-size: var(--text-sm);
}

/* Portfolio Grid Section */
.portfolio-grid-section {
  padding: var(--space-16) 0;
  background-color: #f8fafc;
}

.filter-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--color-asphalt);
  background: white;
  color: var(--color-asphalt);
  border-radius: 0.375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-safety-orange);
  border-color: var(--color-safety-orange);
  color: white;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-6);
}

.portfolio-item {
  position: relative;
  border-radius: 0.5rem;
  overflow: hidden;
  background: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  height: 250px;
}

.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-fast);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-item-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
  color: white;
  padding: var(--space-6);
  padding-top: var(--space-12);
}

.portfolio-item h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: white;
}

.portfolio-item p {
  font-size: var(--text-sm);
  opacity: 0.9;
  color: white;
}

/* Methodology Section */
.methodology-section {
  padding: var(--space-16) 0;
}

.methodology-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.methodology-card {
  background: white;
  padding: var(--space-8);
  border-radius: 0.5rem;
  border-top: 4px solid var(--color-safety-orange);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  position: relative;
}

.method-stage {
  display: inline-block;
  background-color: var(--color-safety-orange);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 0.25rem;
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.method-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-asphalt);
  margin-bottom: var(--space-4);
}

.method-description {
  color: #64748b;
  line-height: var(--line-height-relaxed);
  font-size: var(--text-sm);
}

/* Achievements Section */
.achievements {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--color-asphalt) 0%, #1e293b 100%);
  color: white;
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: var(--space-8);
}

.achievement-card {
  text-align: center;
  padding: var(--space-8);
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.achievement-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-safety-orange);
  margin-bottom: var(--space-2);
}

.achievement-label {
  font-size: var(--text-lg);
  font-weight: 600;
  color: white;
}

/* Case Studies Section */
.case-studies {
  padding: var(--space-16) 0;
  background-color: #f8fafc;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.case-study-card {
  background: white;
  padding: var(--space-8);
  border-radius: 0.5rem;
  border-left: 4px solid var(--color-safety-orange);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.case-study-header {
  margin-bottom: var(--space-4);
}

.case-rating {
  color: var(--color-safety-orange);
  font-weight: 700;
  font-size: var(--text-sm);
}

.case-text {
  color: #475569;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  font-style: italic;
}

.case-author {
  font-weight: 600;
  color: var(--color-asphalt);
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.case-project {
  color: #64748b;
  font-size: var(--text-sm);
}

/* Final CTA Section */
.projects-cta {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--color-asphalt) 0%, #1e293b 100%);
  color: white;
  text-align: center;
}

.cta-title {
  font-size: 2.25rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  color: white;
}

.cta-description {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-12);
  line-height: var(--line-height-relaxed);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-safety-orange);
  color: white;
  text-decoration: none;
  border-radius: 0.375rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 2px solid var(--color-safety-orange);
  cursor: pointer;
  text-align: center;
}

.btn:hover {
  background-color: #ea580c;
  border-color: #ea580c;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-safety-orange);
  border: 2px solid var(--color-safety-orange);
}

.btn-outline:hover {
  background-color: var(--color-safety-orange);
  color: white;
}

.btn-accent {
  background-color: var(--color-safety-orange);
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

/* Responsive */
@media (max-width: 768px) {
  .projects-hero__title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .projects-hero__stats {
    grid-template-columns: 1fr;
  }

  .featured-projects-grid,
  .categories-grid,
  .methodology-steps,
  .achievements-grid,
  .case-studies-grid {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .btn-large {
    width: 100%;
  }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}