/* =============================================
   PROJECTS SECTION — PULSO DIGITAL
   ============================================= */

.projects {
  padding: var(--space-5xl) 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

/* ---- Filter Bar ---- */
.filter-bar {
  display: flex;
  gap: var(--space-xs);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 5px;
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.filter-btn {
  padding: 8px 18px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: color var(--dur-fast) var(--ease-apple),
              background var(--dur-fast) var(--ease-apple),
              transform var(--dur-fast) var(--ease-apple);
  white-space: nowrap;
}

.filter-btn:hover { color: var(--text-primary); background: var(--bg-glass-light); }

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

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

/* ---- Project Card ---- */
.project-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--dur-base) var(--ease-apple),
              box-shadow var(--dur-base) var(--ease-apple),
              border-color var(--dur-base) var(--ease-apple),
              opacity var(--dur-slow) var(--ease-apple);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255,255,255,0.12);
}

/* Card image */
.project-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-apple);
}

.project-card:hover .project-thumb img {
  transform: scale(1.06);
}

/* Overlay */
.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0,0,0,0.82),
    rgba(251, 53, 2, 0.12)
  );
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-apple);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.project-overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  transform: translateY(12px);
  transition: transform var(--dur-base) var(--ease-apple);
}

.project-card:hover .project-overlay-content {
  transform: translateY(0);
}

.project-overlay-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 24px rgba(251, 53, 2, 0.5);
}

.project-overlay-icon svg {
  width: 22px;
  height: 22px;
  stroke: #fff;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.project-overlay-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
}

/* Card info */
.project-info {
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.project-category {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-name {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.3;
}

.project-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.project-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: var(--space-sm);
}

.project-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 3px 10px;
}

/* Hidden state for filter */
.project-card.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.96) translateY(10px);
}

/* ══════════════════════════════════════════
   PROJECT MODAL — GALLERY
══════════════════════════════════════════ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-apple),
              visibility var(--dur-base) var(--ease-apple);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 960px;
  max-height: 92vh;
  overflow-y: auto;
  transform: scale(0.93) translateY(24px);
  transition: transform var(--dur-slow) var(--ease-apple);
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.modal-backdrop.open .modal {
  transform: scale(1) translateY(0);
}

/* ── Gallery area ── */
.modal-gallery {
  position: relative;
  background: #1a1a1f;
  overflow: hidden;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

/* ── Gallery track — static container (no sliding) ── */
.modal-gallery-track {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px 40px;
}

/* ── MacBook PNG overlay wrapper ── */
.mac-mockup-wrap {
  position: relative;
  width: 100%;
  max-width: 1100px;
  /* transparent: MacBook PNG has transparent screen + background */
  background: transparent;
}

/* Project screenshot — perspective set by JS matrix3d (exact pixel coords) */
.mac-project-img {
  position: absolute;
  top: 0; left: 0;
  object-fit: fill;
  z-index: 1;
  opacity: 0;
  transition: opacity 0.3s ease;
}



/* MacBook PNG — transparent screen area lets project image show through naturally */
.mac-overlay-img {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  pointer-events: none;
  user-select: none;
}

/* Slide entrance animation */
@keyframes slideAppear {
  from { opacity: 0; transform: scale(0.97) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-gallery-slide.active .mac-mockup-wrap {
  animation: slideAppear 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ── Arrows ── */
.modal-gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  opacity: 0;
  transition: background 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

.modal-gallery:hover .modal-gallery-arrow { opacity: 1; }
.modal-gallery-arrow:hover { background: rgba(251,53,2,0.7); transform: translateY(-50%) scale(1.08); }
.modal-gallery-arrow:active { transform: translateY(-50%) scale(0.96); }
.modal-gallery-prev { left: 14px; }
.modal-gallery-next { right: 14px; }
.modal-gallery-arrow svg { width: 18px; height: 18px; }
.modal-gallery.single .modal-gallery-arrow { display: none; }

/* ── Dots ── */
.modal-gallery-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 10;
}

.modal-gallery-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.25s ease, transform 0.25s ease;
}

.modal-gallery-dot.active { background: var(--accent); transform: scale(1.35); }
.modal-gallery.single .modal-gallery-dots { display: none; }

/* ── Counter ── */
.modal-gallery-counter {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.75);
  background: rgba(0,0,0,0.5);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  z-index: 10;
}

.modal-gallery.single .modal-gallery-counter { display: none; }

/* ── Modal body ── */
.modal-body { padding: var(--space-3xl); }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.modal-category {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.modal-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.2;
}

.modal-close {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--dur-fast) var(--ease-apple), transform var(--dur-fast) var(--ease-apple);
}

.modal-close:hover { background: rgba(255,255,255,0.08); transform: scale(1.06); }
.modal-close:active { transform: scale(0.96); }

.modal-close svg {
  width: 18px; height: 18px;
  stroke: var(--text-secondary);
  stroke-width: 2; fill: none; stroke-linecap: round;
}

.modal-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.modal-tags { display: flex; gap: var(--space-xs); flex-wrap: wrap; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .projects-grid { grid-template-columns: 1fr; }
  .projects-header { flex-direction: column; align-items: flex-start; }
  .modal-backdrop { padding: 0; align-items: flex-end; }
  .modal {
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 92vh;
    max-width: 100%;
  }
  .modal-body { padding: var(--space-lg); }
  .modal-title { font-size: var(--text-xl); }
  .modal-gallery { aspect-ratio: 4/3; }
  .modal-gallery-arrow { opacity: 1; width: 38px; height: 38px; }
  .modal-gallery-dots { padding: 10px; }
  .filter-bar { background: none; border: none; padding: 0; gap: var(--space-xs); flex-wrap: wrap; }
  .filter-btn { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-full); }
  .filter-btn.active { background: var(--accent); border-color: var(--accent); }
  .modal-meta { flex-wrap: wrap; gap: var(--space-sm); }
  .mac-mockup-wrap { max-width: 100%; }
}

@media (max-width: 480px) {
  .projects-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .modal-gallery { aspect-ratio: 3/2; }
  .modal-gallery-arrow { width: 32px; height: 32px; }
  .modal-body { padding: var(--space-md); }
  .modal-close { width: 36px; height: 36px; }
  .modal-tags { gap: var(--space-2xs, 4px); }
  .modal-tag { font-size: 11px; padding: 3px 8px; }
}