/* Portfolio project sections */
.pf-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 18px; }
.pf-chips a { padding: 9px 18px; border-radius: 999px; font-weight: 600; font-size: 0.9rem; color: var(--text-2);
  background: var(--surface); border: 1px solid var(--border); transition: border-color 0.25s, color 0.25s, background 0.25s; }
.pf-chips a:hover { color: #fff; border-color: var(--border-strong); background: rgba(0, 240, 255, 0.07); }
.pf-project { padding-top: 56px; scroll-margin-top: calc(var(--nav-h) + 12px); }
.pf-head h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: 8px; }
.pf-head p { color: var(--text-2); max-width: 720px; }
.pf-project .gallery { margin-top: 22px; grid-auto-flow: dense; }
.pf-project a.g-item { cursor: zoom-in; }
.pf-project a.g-item:hover img { transform: scale(1.03); }
.pf-project a.g-item img { transition: transform 0.5s ease; }
.pf-project a.g-item:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.pf-video { padding: 14px; border-radius: 22px; margin-top: 22px; }
.pf-video video { width: 100%; display: block; border-radius: 14px; background: #000; }
.pf-video-cap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; padding: 14px 6px 4px; }
.pf-video-cap span { color: var(--text-3); font-size: 0.88rem; }

/* Wide tiles take their height from the row (set by the 4:3 tiles beside them), never from the photo. */
.pf-project .g-item.wide { aspect-ratio: auto; }
.pf-project .g-item.wide img { position: absolute; inset: 0; }
@media (max-width: 1024px) { .pf-project .g-item.wide { aspect-ratio: 16 / 9; } }
@media (max-width: 768px) { .pf-project .g-item.wide { aspect-ratio: 4 / 3; } }
.pf-note { color: var(--text-3); font-size: 0.92rem; margin-top: 16px; max-width: 900px; }
.pf-note a { color: var(--cyan); font-weight: 600; }