/* ===========================================
   COMPONENT: Treatments Grid (image cards)
   =========================================== */

.treatments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}
.tx-filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin: var(--space-6) 0 var(--space-8);
}
.tx-filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(14,139,127,0.35);
  background: transparent;
  color: rgba(255,255,255,0.65);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.tx-filter-btn:hover {
  background: rgba(14,139,127,0.12);
  color: var(--color-teal-light);
  border-color: rgba(14,139,127,0.6);
}
.tx-filter-btn.active {
  background: var(--color-teal);
  color: var(--color-white);
  border-color: var(--color-teal);
}
.treatment-card.tx-hidden { display: none; }
.treatment-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  display: block;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.22),
    0 6px 24px rgba(14,139,127,.14),
    0 18px 48px rgba(15,23,42,.18);
  transition: transform .4s cubic-bezier(.34,1.56,.64,1), box-shadow .4s ease;
  will-change: transform;
}
.treatment-card:hover {
  transform: translateY(-10px) scale(1.022);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.35),
    0 8px 22px rgba(14,139,127,.42),
    0 24px 52px rgba(15,23,42,.34),
    0 44px 72px rgba(124,58,237,.14);
  filter: brightness(1.05);
}
/* Shine sweep on hover */
.treatment-card::after {
  content: "";
  position: absolute;
  top: -50%; left: -120%;
  width: 50%; height: 200%;
  background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,.18) 50%, transparent 65%);
  transform: skewX(-20deg);
  pointer-events: none;
  z-index: 5;
}
.treatment-card:hover::after { animation: fx-shine .6s ease forwards; }
.treatment-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.treatment-card:hover img { transform: scale(1.07); }
.treatment-card-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(6,14,30,.92) 0%, rgba(10,22,40,.55) 45%, rgba(10,22,40,.12) 72%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-4);
  transition: background .4s ease;
}
.treatment-card:hover .treatment-card-overlay {
  background:
    linear-gradient(to top, rgba(6,14,30,.96) 0%, rgba(10,22,40,.65) 50%, rgba(14,139,127,.08) 80%, transparent 100%);
}
.treatment-card-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-teal-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}
.treatment-card-title {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: var(--space-2);
}
.treatment-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
}
.treatment-card:hover .treatment-card-link { color: var(--color-teal-light); }

@media (max-width: 768px) {
  .treatments-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 86vw;
    grid-template-columns: none;
    gap: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 0 10px 6px 0;
  }
  .treatments-grid::-webkit-scrollbar { display: none; }
  .treatment-card {
    width: 86vw;
    max-width: 86vw;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    transform: none !important;
    will-change: auto;
  }
  .treatment-card:hover {
    transform: none;
    filter: none;
  }
  .treatment-card::after,
  .treatment-card:hover::after {
    animation: none;
  }
  .treatment-card:hover img { transform: none; }
  .treatment-card-overlay { padding: 0.7rem; }
  .treatment-card-tag { font-size: 0.68rem; letter-spacing: 0.05em; }
  .treatment-card-title { font-size: 0.92rem; line-height: 1.25; }
  .treatment-card-link { font-size: 0.7rem; }
}

@media (max-width: 640px) {
  .treatments-grid {
    grid-auto-columns: 88vw;
    gap: 10px;
    padding-right: 8px;
  }
  .treatment-card { border-radius: 14px; }
}