/* ── PORTFOLIO PAGE ── */

.filter-bar {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 2.5rem; flex-wrap: wrap;
}
.filter-label {
  font-family: 'Syne', sans-serif; font-size: 0.78rem;
  font-weight: 700; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.1em;
}
.filters { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.filter-btn {
  font-family: 'Syne', sans-serif; font-size: 0.78rem;
  font-weight: 600; letter-spacing: 0.05em;
  padding: 0.5rem 1.1rem; border-radius: 20px;
  border: 1.5px solid var(--border);
  background: transparent; color: var(--text-muted);
  cursor: pointer; transition: all 0.2s ease;
}
.filter-btn:hover {
  border-color: var(--green); color: var(--green);
  background: var(--green-light);
}
.filter-btn.active {
  background: var(--green); border-color: var(--green);
  color: var(--white);
}

.portfolio-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}

/* Project Card */
.proj-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s, border-color 0.3s;
  display: flex; flex-direction: column;
}
.proj-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--green-line);
}
.proj-card-img {
  width: 100%; aspect-ratio: 16/9;
  overflow: hidden; background: var(--light);
  position: relative;
}
.proj-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.proj-card:hover .proj-card-img img { transform: scale(1.05); }

/* Placeholder when no screenshot */
.proj-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
}
.proj-placeholder-letter {
  font-family: 'Syne', sans-serif; font-size: 3rem;
  font-weight: 800; color: rgba(255,255,255,0.25);
}

.proj-card-body {
  padding: 1.25rem; flex: 1;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.proj-card-cat {
  font-family: 'Syne', sans-serif; font-size: 0.65rem;
  font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--green);
}
.proj-card-name {
  font-family: 'Syne', sans-serif; font-size: 1rem;
  font-weight: 700; color: var(--text);
  transition: color 0.2s;
}
.proj-card:hover .proj-card-name { color: var(--green); }
.proj-card-url {
  font-size: 0.78rem; color: var(--text-muted);
}
.proj-card-footer {
  display: flex; align-items: center;
  justify-content: space-between; margin-top: auto; padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.proj-card-year {
  font-family: 'Syne', sans-serif; font-size: 0.7rem;
  font-weight: 600; color: var(--text-muted);
}
.proj-card-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-family: 'Syne', sans-serif; font-size: 0.72rem;
  font-weight: 700; color: var(--green); text-decoration: none;
  transition: gap 0.2s;
}
.proj-card-link:hover { gap: 0.6rem; }
.proj-card-link svg { transition: transform 0.2s; }
.proj-card-link:hover svg { transform: translate(2px,-2px); }

/* CTA */
.port-cta { background: var(--light); padding: 5rem 0; }
.port-cta-inner { text-align: center; }
.port-cta-inner h2 { margin-bottom: 0.75rem; }
.port-cta-inner p { color: var(--text-muted); margin-bottom: 1.75rem; }

@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: flex-start; }
}