/* ============================================
   WICFLOW — Cases / Selected Work
   Section id: #work
   ============================================ */

.cases {
  background-color: var(--bg-alt);
}

/* ---- Header ---- */
.cases__header {
  margin-bottom: 2rem;
}

/* Override section-label background so pill blends correctly on --bg-alt */
.cases .section-label {
  background-color: var(--bg-primary);
}

.cases__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.1;
  /* Stagger reveal after the pill */
  transition-delay: 0.1s;
}

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

/* ---- Card ---- */
.cases__card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Stagger each card's reveal */
.cases__card:nth-child(2) {
  transition-delay: 0.12s;
}
.cases__card:nth-child(3) {
  transition-delay: 0.24s;
}

/* The clickable image area */
.cases__card-link {
  display: block;
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 0.75rem;
  overflow: hidden;
  text-decoration: none;
  /* Clip the scaling bg inside rounded corners */
  isolation: isolate;
}

/* ---- Gradient backgrounds ---- */
.cases__card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: grayscale(20%) contrast(1.05);
  transition: transform 0.4s var(--ease-out), filter 0.4s var(--ease-out);
  will-change: transform;
}

.cases__card-link:hover .cases__card-bg {
  filter: grayscale(0%) contrast(1.05);
}

.cases__card-bg--1 {
  background-image: url('../assets/case-hvac.jpg');
}

.cases__card-bg--2 {
  background-image: url('../assets/case-saas.jpg');
}

.cases__card-bg--3 {
  background-image: url('../assets/case-nordic.jpg');
}

/* Scale the gradient bg on card hover (not the card itself) */
.cases__card-link:hover .cases__card-bg {
  transform: scale(1.03);
}

/* ---- Dark overlay ---- */
.cases__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.4) 100%);
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}

.cases__card-link:hover .cases__card-overlay {
  opacity: 0.7;
}

/* ---- Arrow button ---- */
.cases__arrow {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  background: #111113;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Start hidden below-left, slide in on hover */
  transform: translate(-0.5rem, 0.5rem);
  opacity: 0;
  transition:
    transform 0.35s var(--ease-out),
    opacity 0.35s var(--ease-out);
  pointer-events: none;
  flex-shrink: 0;
}

.cases__card-link:hover .cases__arrow {
  transform: translate(0, 0);
  opacity: 1;
}

/* ---- Card meta (below image) ---- */
.cases__meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cases__client {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1.4;
  max-width: none;
}

.cases__result {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  max-width: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet: 2 columns */
@media (max-width: 1024px) {
  .cases__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile: 1 column */
@media (max-width: 639px) {
  .cases__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .cases__card:nth-child(2),
  .cases__card:nth-child(3) {
    transition-delay: 0s;
  }

  .cases__client {
    font-size: 1.05rem;
  }

  .cases__result {
    font-size: 0.9rem;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .cases__card-bg,
  .cases__card-overlay,
  .cases__arrow {
    transition: none;
  }

  /* Always show arrow if user prefers no motion */
  .cases__arrow {
    opacity: 1;
    transform: translate(0, 0);
  }
}