/* ============================================================
   KETSALE — portafolio.css
   ============================================================ */

/* ── PORTFOLIO STATS ──────────────────────────────────────── */
.portfolio-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 48px;
  flex-wrap: wrap;
}

.pstat-item {
  text-align: center;
  padding: 0 40px;
}

.pstat-item strong {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.pstat-item span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pstat-divider {
  width: 1px;
  height: 48px;
  background: var(--border-light);
  flex-shrink: 0;
}

@media (max-width: 700px) {
  .portfolio-stats { padding: 28px 24px; gap: 24px; }
  .pstat-item { padding: 0 16px; }
  .pstat-divider { display: none; }
}

/* ── FILTERS ─────────────────────────────────────────────── */
.portfolio-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  background: var(--surface);
  border: 1px solid var(--border-light);
  color: var(--text-gray);
  padding: 9px 22px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ── PORTFOLIO GRID ──────────────────────────────────────── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border-light);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.project-card:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.project-card.hidden { display: none; }

.project-thumb {
  height: 200px;
  background: var(--grad);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-thumb-content {
  text-align: center;
  z-index: 1;
}

.pt-icon {
  font-size: 2.8rem;
  margin-bottom: 8px;
  display: block;
}

.pt-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
  backdrop-filter: blur(4px);
  z-index: 2;
}

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

.project-view-btn {
  background: var(--accent);
  color: #06060f;
  border: none;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: transform var(--transition);
}

.project-view-btn:hover { transform: scale(1.05); }

.project-info {
  padding: 20px;
}

.project-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 8px;
}

.project-info h3 {
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.35;
}

.project-info p {
  font-size: 0.82rem;
  color: var(--text-gray);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

/* ── LIGHTBOX ─────────────────────────────────────────────── */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9990;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(8px);
}

.lightbox-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 600px;
  width: 100%;
  text-align: center;
  animation: lbIn 0.3s ease;
}

@keyframes lbIn {
  from { transform: scale(0.9); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}

.lightbox-visual {
  width: 100%;
  height: 240px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  font-size: 4rem;
}

.lightbox-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}

.lightbox-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
}

.lightbox-desc {
  font-size: 0.92rem;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 24px;
}

.lightbox-results {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.lb-result strong {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
}

.lb-result span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border-light);
  color: var(--text);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.lightbox-close:hover { border-color: var(--primary); background: var(--primary-glow); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border-light);
  color: var(--text);
  font-size: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.lightbox-nav:hover { border-color: var(--accent); color: var(--accent); }
.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }

@media (max-width: 600px) {
  .lightbox-content { padding: 32px 24px; }
  .lightbox-nav { display: none; }
}