/* ===== PORTFOLIO PAGE CSS ===== */

.filter-bar-section {
  padding: 2.5rem 0;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}

.pf-bar { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.pf-btn {
  padding: 0.5rem 1.25rem;
  font-family: var(--font-cond);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--cream-dim);
  cursor: pointer;
  transition: all 0.2s;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}

.pf-btn:hover { color: var(--cream); border-color: var(--steel-light); }
.pf-btn.active { background: var(--orange); color: #fff; border-color: var(--orange); }

.projects-grid-section {
  padding: 6rem 0;
  background: var(--bg2);
}

.pg-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.pg-card {
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
  transition-delay: calc(var(--i,0) * 0.1s);
}

.pg-card:hover { border-color: rgba(240,90,0,0.3); transform: translateY(-4px); }

.pgc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.75rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.pgc-cat {
  font-family: var(--font-cond);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(240,90,0,0.25);
  background: rgba(240,90,0,0.06);
  clip-path: polygon(4px 0%, 100% 0%, calc(100% - 4px) 100%, 0% 100%);
}

.pgc-year {
  font-family: var(--font-cond);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--steel-light);
  letter-spacing: 0.1em;
}

.pgc-visual {
  height: 160px;
  position: relative;
  overflow: hidden;
}

.pv-engine { background: linear-gradient(135deg, #1a0800, #2a1000); }
.pv-engine::after { content: '⚙'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.08; color: var(--orange); }

.pv-elec { background: linear-gradient(135deg, #000a1a, #001030); }
.pv-elec::after { content: '⚡'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.1; }

.pv-detail { background: linear-gradient(135deg, #1a1400, #2a2000); }
.pv-detail::after { content: '◈'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.1; color: #d4af60; }

.pv-brakes { background: linear-gradient(135deg, #1a0000, #2a0808); }
.pv-brakes::after { content: '◉'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.1; color: #ff6060; }

.pv-engine2 { background: linear-gradient(135deg, #0d1a00, #1a2800); }
.pv-engine2::after { content: '◆'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.08; color: #80c040; }

.pv-ac { background: linear-gradient(135deg, #001018, #002030); }
.pv-ac::after { content: '❄'; position: absolute; right: 1.5rem; bottom: 1rem; font-size: 5rem; opacity: 0.1; }

/* diagonal stripe overlay */
.pgc-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-45deg, transparent, transparent 20px, rgba(240,90,0,0.03) 20px, rgba(240,90,0,0.03) 21px);
}

.pgc-info { padding: 2rem 1.75rem; }

.pgc-info h3 {
  font-family: var(--font-cond);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.pgc-info p {
  color: var(--cream-dim);
  font-size: 0.875rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.pgc-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
}

.pgc-spec {
  padding: 0.75rem 1rem;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.pgc-spec:last-child { border-right: none; }

.pgc-spec span {
  font-family: var(--font-cond);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--steel-light);
}

.pgc-spec strong {
  font-family: var(--font-cond);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--cream);
}

/* CTA */
.cta-band { position: relative; overflow: hidden; }
.cta-band-bg { position: absolute; inset: 0; }
.cta-band-bg svg { width: 100%; height: 100%; }
.cta-band-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 3rem; padding-top: 4rem; padding-bottom: 4rem; flex-wrap: wrap; }
.btn-cta-band { background: #fff; color: var(--orange); clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%); white-space: nowrap; }
.btn-cta-band:hover { background: var(--cream); transform: translateY(-2px); }

@media (max-width: 900px) {
  .pg-grid { grid-template-columns: 1fr; }
  .cta-band-inner { flex-direction: column; text-align: center; }
}