/* ==========================================================================
   Case Study 02 (case-study-02.html)
   Centered intro heading + filterable 3-column portfolio card grid.
   ========================================================================== */

/* Plain div, not a "section" — the live page (elementor-element-81ad739)
   wraps eyebrow/heading/paragraph + the grid in ONE container with 95px/75px
   top/bottom padding, not two independently-padded sections stacked (that
   double-padding was producing the extra gap under the intro). */
.case-intro {
  max-width: 1290px;
  margin: 0 auto;
  padding: 95px 24px 0;
  text-align: center;
}

.case-intro .section-eyebrow {
  justify-content: center;
  margin-bottom: 10px;
}

.case-intro .section-title {
  max-width: none;
  margin: 0 auto 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 60px;
  line-height: 1.1;
  letter-spacing: -0.05rem;
}

.case-intro .section-title .highlight {
  color: var(--color-text-title);
}

.case-intro .section-lead {
  max-width: 810px;
  margin: 0 auto 40px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 500;
  line-height: 26px;
  color: var(--color-text-paragraph);
}

.case-list {
  padding-top: 0;
  padding-bottom: 75px;
}

/* ===== Filter tabs ===== */
.case-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
}

.case-filter .filter-item {
  padding: 10px 22px;
  border-radius: 30px;
  border: 1px solid transparent;
  background: transparent;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 15px;
  color: var(--color-text-paragraph);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.case-filter .filter-item:hover {
  color: var(--color-software-primary);
}

.case-filter .filter-item.active {
  background: #ffffff;
  border-color: var(--color-text-title);
  color: var(--color-text-title);
}

/* ===== Card grid ===== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  border: 1px solid rgba(2, 8, 66, 0.08);
  border-radius: 20px;
  overflow: hidden;
  background: #ffffff;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.case-card:hover {
  border-color: transparent;
  box-shadow: 0 24px 48px rgba(2, 8, 66, 0.1);
  transform: translateY(-6px);
}

.case-card.is-hidden {
  display: none;
}

.case-card-photo {
  position: relative;
}

.case-card-photo img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 700 / 435;
  object-fit: cover;
}

.case-card-category {
  position: absolute;
  bottom: 16px;
  left: 16px;
  padding: 6px 14px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.92);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 13px;
  color: var(--color-software-primary);
}

.case-card-body {
  padding: 28px 26px;
}

.case-card-body h3 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.36;
  margin: 0 0 10px;
}

.case-card-body h3 a {
  color: inherit;
  text-decoration: none;
}

.case-card-body h3 a:hover {
  color: var(--color-software-primary);
}

.case-card-excerpt {
  font-size: 15px;
  line-height: 24px;
  color: var(--color-text-paragraph);
  margin: 0 0 18px;
}

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

@media (max-width: 768px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-filter { gap: 10px; margin-bottom: 32px; }
  .case-filter .filter-item { padding: 8px 18px; font-size: 14px; }
}