/* =============================================
   BWH Portfolio – Projects Page Styles
   ============================================= */

/* ---------- Projects Hero ---------- */
.projects-hero {
  padding: 160px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}
.projects-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  opacity: 0.04;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

/* ---------- Filter Pills ---------- */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.filter-pill {
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text-muted);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.filter-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}
.filter-pill.active {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* ---------- Projects Grid ---------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ---------- Project Card ---------- */
.proj-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
}
.proj-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
  border-color: transparent;
}
.proj-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}
.proj-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.proj-card:hover .proj-card-img img {
  transform: scale(1.05);
}
.proj-card-img .placeholder-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: #ccc;
}
.proj-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14,14,14,0.8), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 24px;
}
.proj-card:hover .proj-card-overlay { opacity: 1; }
.proj-card-overlay .view-btn {
  padding: 10px 28px;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transform: translateY(10px);
  transition: all 0.3s ease;
}
.proj-card:hover .proj-card-overlay .view-btn {
  transform: translateY(0);
}
.proj-card-body {
  padding: 20px 24px 24px;
}
.proj-card-category {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(241,79,38,0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}
.proj-card-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-black);
  margin-bottom: 10px;
  line-height: 1.3;
}
.proj-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.proj-card-tags span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

/* ---------- Project Detail Modal ---------- */
.project-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  overflow-y: auto;
  padding: 40px 16px;
}
.project-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.project-modal {
  background: var(--color-white);
  border-radius: 32px;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
  transform: scale(0.95) translateY(20px);
  transition: transform 0.4s ease;
  position: relative;
}
.project-modal-backdrop.open .project-modal {
  transform: scale(1) translateY(0);
}
.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.3s ease;
  font-size: 1.2rem;
  color: var(--color-text-muted);
}
.modal-close-btn:hover {
  background: var(--color-black);
  color: white;
}
.modal-hero-img {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
  position: relative;
  overflow: hidden;
}
.modal-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.modal-hero-img .placeholder-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: #ccc;
}
.modal-content {
  padding: 40px;
}
.modal-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.modal-badges .badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}
.modal-badges .badge-category {
  background: var(--color-black);
  color: white;
}
.modal-badges .badge-year {
  background: var(--color-surface);
  color: var(--color-text-muted);
}
.modal-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 2rem;
  color: var(--color-black);
  margin-bottom: 16px;
  line-height: 1.2;
}
.modal-description {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 32px;
}
.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.modal-meta-item {
  background: var(--color-surface);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
}
.modal-meta-item .meta-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.modal-meta-item .meta-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-black);
}
.modal-section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-black);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal-section-title i { color: var(--color-primary); }

.modal-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 32px;
}
.modal-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-black);
}
.modal-feature .check-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}
.modal-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.modal-tech-stack .tech-badge {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--color-surface);
  color: var(--color-black);
  border: 1px solid var(--color-border);
}
.modal-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.modal-actions a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}
.modal-actions .btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 8px 20px rgba(241,79,38,0.25);
}
.modal-actions .btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}
.modal-actions .btn-secondary {
  background: var(--color-black);
  color: white;
}
.modal-actions .btn-secondary:hover {
  background: #222;
  transform: translateY(-2px);
}

/* ---------- Empty State ---------- */
.projects-empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--color-text-muted);
}
.projects-empty i {
  font-size: 4rem;
  color: #ddd;
  margin-bottom: 16px;
  display: block;
}

/* ---------- Loading Skeleton ---------- */
.skeleton-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.skeleton-img {
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
.skeleton-body { padding: 20px 24px 24px; }
.skeleton-line {
  height: 14px;
  border-radius: 7px;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  margin-bottom: 10px;
}
.skeleton-line:nth-child(1) { width: 40%; height: 10px; }
.skeleton-line:nth-child(2) { width: 80%; height: 18px; }
.skeleton-line:nth-child(3) { width: 60%; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .modal-meta-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .projects-hero { padding: 140px 0 60px; }
  .filter-bar { gap: 8px; }
  .filter-pill { padding: 8px 18px; font-size: 0.8rem; }
  .projects-grid { grid-template-columns: 1fr; gap: 20px; }
  .modal-content { padding: 24px; }
  .modal-title { font-size: 1.5rem; }
  .modal-meta-grid { grid-template-columns: 1fr; }
  .modal-features { grid-template-columns: 1fr; }
  .project-modal-backdrop { padding: 20px 12px; }
  .project-modal { border-radius: 24px; }
}