.pfg-wrap {
  --pfg-bg:               #05080c;
  --pfg-surface:          rgba(13, 20, 28, 0.82);
  --pfg-text:             #edf2f7;
  --pfg-text-soft:        #b8c7d4;
  --pfg-muted:            #7a8f9e;
  --pfg-border:           rgba(255, 255, 255, 0.07);
  --pfg-border-strong:    rgba(255, 255, 255, 0.13);
  --pfg-accent:           #00e5d4;
  --pfg-accent-3:         #7fffd8;
  --pfg-radius:           20px;
  --pfg-radius-md:        14px;
  --pfg-shadow-lg:        0 24px 64px rgba(0, 0, 0, 0.55);
  --pfg-glow:             0 0 40px rgba(0, 229, 212, 0.15);
  --pfg-transition:       260ms cubic-bezier(0.22, 1, 0.36, 1);
  --pfg-gradient-strong:  linear-gradient(135deg, #00e5d4 0%, #00c9a7 100%);

  font-family: "DM Sans", system-ui, -apple-system, sans-serif;
  background: var(--pfg-bg);
  color: var(--pfg-text);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
  line-height: 1.65;
}
.pfg-wrap *, .pfg-wrap *::before, .pfg-wrap *::after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}
.pfg-wrap a { text-decoration: none; }
.pfg-wrap button { font-family: inherit; }

.pfg-section {
  padding: 100px 0;
  background: var(--pfg-bg);
}

.pfg-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

.pfg-wrap h3 {
  font-family: "Syne", sans-serif;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--pfg-text);
  margin-bottom: 10px;
}

.pfg-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.pfg-filter-btn {
  padding: 9px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--pfg-border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--pfg-muted);
  cursor: pointer;
  transition: all var(--pfg-transition);
  line-height: 1;
}
.pfg-filter-btn:hover {
  border-color: rgba(0, 229, 212, 0.25);
  color: var(--pfg-text-soft);
  background: rgba(0, 229, 212, 0.04);
}
.pfg-filter-btn.active {
  background: var(--pfg-gradient-strong);
  border-color: transparent;
  color: #05080c;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0, 229, 212, 0.3);
}

.pfg-portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.pfg-card {
  background: var(--pfg-surface);
  border: 1px solid var(--pfg-border);
  border-radius: var(--pfg-radius);
  padding: 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition:
    border-color var(--pfg-transition),
    transform var(--pfg-transition),
    box-shadow var(--pfg-transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.pfg-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 212, 0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--pfg-transition);
  pointer-events: none;
}
.pfg-card:hover {
  border-color: rgba(0, 229, 212, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--pfg-shadow-lg), var(--pfg-glow);
}
.pfg-card:hover::before { opacity: 1; }

.pfg-project-thumb {
  height: 180px;
  border-radius: var(--pfg-radius-md);
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}

.pfg-thumb-bg-1 { background: linear-gradient(135deg, #0d1f2d 0%, #0a2233 100%); }
.pfg-thumb-bg-2 { background: linear-gradient(135deg, #1a1020 0%, #120d1a 100%); }
.pfg-thumb-bg-3 { background: linear-gradient(135deg, #0d1a15 0%, #0a1f18 100%); }
.pfg-thumb-bg-4 { background: linear-gradient(135deg, #1f1800 0%, #1a1505 100%); }
.pfg-thumb-bg-5 { background: linear-gradient(135deg, #0f1520 0%, #0a1020 100%); }
.pfg-thumb-bg-6 { background: linear-gradient(135deg, #1a0d10 0%, #150810 100%); }

.pfg-project-thumb-overlay {
  position: absolute;
  inset: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.pfg-thumb-dots { display: flex; gap: 5px; }
.pfg-thumb-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}
.pfg-thumb-dot:first-child  { background: rgba(255, 80,  80,  0.5); }
.pfg-thumb-dot:nth-child(2) { background: rgba(255, 200, 60,  0.5); }
.pfg-thumb-dot:nth-child(3) { background: rgba(60,  200, 100, 0.5); }

.pfg-thumb-content-label {
  font-size: 0.72rem;
  color: var(--pfg-muted);
  margin-bottom: 6px;
}
.pfg-thumb-content-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
}
.pfg-thumb-content-fill {
  height: 100%;
  background: var(--pfg-gradient-strong);
  border-radius: 4px;
  transform-origin: left;
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.pfg-project-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.pfg-project-card-body p {
  flex: 1;
  font-size: 0.93rem;
  color: var(--pfg-text-soft);
  line-height: 1.65;
  margin-bottom: 0;
}

.pfg-project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.pfg-meta-chip {
  padding: 4px 10px;
  background: rgba(0, 229, 212, 0.07);
  border: 1px solid rgba(0, 229, 212, 0.15);
  border-radius: 100px;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--pfg-accent);
  letter-spacing: 0.02em;
}

.pfg-result-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--pfg-accent-3);
  margin-top: auto;
  padding-top: 12px;
  letter-spacing: -0.01em;
}

.pfg-project-featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding: 0;
}
.pfg-project-featured .pfg-project-thumb {
  height: 100%;
  min-height: 240px;
  margin-bottom: 0;
  border-radius: var(--pfg-radius-md) 0 0 var(--pfg-radius-md);
}
.pfg-project-featured .pfg-project-card-body {
  padding: 28px;
}

.pfg-card.pfg-is-hidden {
  display: none;
}

.pfg-reveal {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity  0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}
.pfg-reveal.pfg-visible {
  opacity: 1;
  transform: translateY(0);
}
.pfg-reveal-delay-1 { transition-delay: 0.12s; }
.pfg-reveal-delay-2 { transition-delay: 0.24s; }

@media (max-width: 1100px) {
  .pfg-project-featured {
    grid-column: span 1;
    display: flex;
    flex-direction: column;
  }
  .pfg-project-featured .pfg-project-thumb {
    height: 200px;
    border-radius: var(--pfg-radius-md) var(--pfg-radius-md) 0 0;
  }
}

@media (max-width: 900px) {
  .pfg-portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pfg-project-featured {
    grid-column: span 1;
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column;
  }
  .pfg-project-featured .pfg-project-thumb {
    border-radius: var(--pfg-radius-md) var(--pfg-radius-md) 0 0;
    min-height: 200px;
  }
}

@media (max-width: 640px) {
  .pfg-container { padding: 0 18px; }
  .pfg-section   { padding: 64px 0; }
}

@media (max-width: 580px) {
  .pfg-portfolio-grid {
    grid-template-columns: 1fr;
  }
}