/* ==========================================================================
   Progressive Builders — projects.css
   Project Gallery (filterable). Loads on the /projects/ page.
   Lightbox is shared (component.css / theme.js).

   Section-background rhythm:
     hero (navy) → projects (ivory)
   ========================================================================== */

/* 02 — FILTER BAR ------------------------------------------------------- */
.pb-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 8px;
}
.pb-filter__btn {
  font-family: var(--pb-font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--pb-border);
  background: var(--pb-white);
  color: var(--pb-navy);
  cursor: pointer;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease !important;
}
.pb-filter__btn:hover,
.pb-filter__btn:focus {
  border-color: var(--pb-amber);
  color: var(--pb-amber-dark);
  background: var(--pb-white);
}
.pb-filter__btn.is-active {
  background: var(--pb-navy);
  color: #fff;
  border-color: var(--pb-navy);
}

/* PROJECT TILES --------------------------------------------------------- */
.pb-projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 36px;
}
.pb-project-tile {
  display: flex;
  flex-direction: column;
  background: var(--pb-white);
  border: 1px solid var(--pb-border);
  border-radius: var(--pb-radius);
  overflow: hidden;
  box-shadow: var(--pb-shadow-sm);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease !important;
}
.pb-project-tile:hover {
  transform: translateY(-6px);
  box-shadow: var(--pb-shadow-lg);
}
.pb-project-tile__media {
  position: relative;
  overflow: hidden;
}
/* Single-image tiles (direct child img); the child combinator leaves the
   hidden before/after .pb-ba images untouched. */
.pb-project-tile__media > img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease !important;
}
.pb-project-tile:hover .pb-project-tile__media img {
  transform: scale(1.05);
}
/* Category badge — top-right so it clears the "Before" label (top-left). */
.pb-project-tile__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 1;
  font-family: var(--pb-font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  background: var(--pb-amber);
  padding: 4px 10px;
  border-radius: 4px;
}
.pb-project-tile__body {
  padding: 22px 20px;
}
.pb-project-tile__title {
  color: var(--pb-head);
  margin-bottom: 8px;
}
.pb-project-tile__desc {
  font-size: 0.92rem;
  color: var(--pb-ash);
  line-height: 1.7;
}

/* --- Responsive -------------------------------------------------------- */
@media (max-width: 900px) {
  .pb-projects__grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .pb-projects__grid {
    grid-template-columns: 1fr;
  }
}