/* =============================================================================
   WORK PAGE STYLES
   ============================================================================= */

/* ── Filter Bar ─────────────────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: var(--sp-xl);
}
.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--r-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background var(--t-base),
    color var(--t-base),
    border-color var(--t-base),
    box-shadow var(--t-base);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.filter-btn:hover {
  background: var(--surface-md);
  color: var(--text);
  border-color: var(--border-bright);
}
.filter-btn.active {
  background: rgba(59, 111, 245, 0.18);
  border-color: rgba(59, 111, 245, 0.4);
  color: var(--accent-2);
  box-shadow: 0 2px 12px rgba(59,111,245,0.2);
}

/* ── Projects Grid ──────────────────────────────────────────────────────────── */
.projects-section {
  padding-block: var(--sp-3xl);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.project-card {
  border-radius: var(--r-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--t-slow) var(--ease),
    box-shadow var(--t-slow),
    opacity var(--t-slow);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
}
.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.55);
  border-color: rgba(255,255,255,0.13);
}
.project-card.hidden {
  display: none;
}

/* Thumbnail */
.project-thumb {
  height: 220px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.project-thumb-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--t-slow) var(--ease);
}
.project-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform var(--t-slow) var(--ease);
}
.project-card:hover .project-thumb-img { transform: scale(1.04); }
.project-card:hover .project-thumb-bg { transform: scale(1.06); }
.project-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,6,15,0.85) 0%, transparent 60%);
}

/* Emoji / icon centered in thumb */
.project-icon {
  font-size: 4.5rem;
  filter: drop-shadow(0 0 24px rgba(255,255,255,0.2));
  position: relative;
  z-index: 1;
}

/* Tags floating on thumb */
.project-tags-float {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  z-index: 2;
}
.tag {
  padding: 0.25rem 0.65rem;
  border-radius: var(--r-full);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-muted);
}
.tag-client {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.35);
  color: #4ade80;
}

/* Body */
.project-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  border-top: 1px solid var(--border);
}
.project-cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.5rem;
}
.project-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.project-sub {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-subtle);
  margin-bottom: 0.75rem;
}
.project-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
}
.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.project-tech {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.tech-pill {
  padding: 0.2rem 0.5rem;
  border-radius: var(--r-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-subtle);
}
.project-year {
  font-size: 0.75rem;
  color: var(--text-subtle);
  font-weight: 500;
}
.project-arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
  transition: all var(--t-base) var(--ease);
  flex-shrink: 0;
}
.project-card:hover .project-arrow {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: rotate(45deg);
  box-shadow: 0 4px 16px var(--accent-glow);
}

/* Featured card spans 2 columns */
.project-card.featured {
  grid-column: span 2;
  flex-direction: row;
}
.project-card.featured .project-thumb {
  width: 45%;
  flex-shrink: 0;
  height: auto;
  min-height: 260px;
}
.project-card.featured .project-body { border-top: none; border-left: 1px solid var(--border); }

/* ── Stats Bar ──────────────────────────────────────────────────────────────── */
.work-stats {
  margin-top: var(--sp-3xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.work-stat-card {
  padding: 2rem;
  text-align: center;
}
.work-stat-card strong {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-head);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.work-stat-card span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card.featured { grid-column: span 2; }
  .work-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { flex-direction: column; }
  .project-card.featured .project-thumb { width: 100%; min-height: 200px; }
  .project-card.featured .project-body { border-left: none; border-top: 1px solid var(--border); }
  .project-card.featured { grid-column: span 1; }
  .work-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .work-stats { grid-template-columns: 1fr 1fr; }
}