/* ===== Case Studies ===== */
.s-case-studies{
  background: var(--c-bg);
  position: relative;
  isolation: isolate;
}
.s-case-studies::before{
  content:"";
  position:absolute;
  inset-block-start:0;
  inset-inline:0;
  height:340px;
  background: radial-gradient(72% 100% at 50% 0%, var(--c-tint), transparent 72%);
  pointer-events:none;
  z-index:-1;
}
.s-case-studies .container{ position: relative; }

/* --- head --- */
.s-case-studies .section-head p{
  max-width: 62ch;
  margin-inline: auto;
  margin-block-start: 12px;
  line-height: 1.85;
  font-size: 1rem;
}

/* --- grid --- */
.s-case-studies .cs-grid{
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
  margin-block-start: 48px;
}

/* --- card --- */
.s-case-studies .cs-card{
  padding: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.s-case-studies .cs-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-primary);
}

/* --- media --- */
.s-case-studies .cs-media{
  position: relative;
  display: block;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--c-secondary);
}
.s-case-studies .cs-media img{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.s-case-studies .cs-card:hover .cs-media img{ transform: scale(1.05); }
.s-case-studies .cs-media::after{
  content:"";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 52%, var(--c-secondary) 100%);
  opacity: .22;
  pointer-events: none;
}

/* --- body --- */
.s-case-studies .cs-body{
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
}
.s-case-studies .cs-tag{
  align-self: flex-start;
  background: var(--c-tint);
  color: var(--c-primary);
  font-family: var(--font-body);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  line-height: 1.4;
  padding: 6px 12px;
  border-radius: 999px;
}
.s-case-studies .cs-title{
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.25rem;
  line-height: 1.5;
  font-weight: 600;
  color: var(--c-text);
}
.s-case-studies .cs-text{
  margin: 0;
  font-size: .95rem;
  line-height: 1.75;
}

/* --- text button --- */
.s-case-studies .cs-link{
  margin-block-start: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding-block: 10px;
  padding-inline-end: 4px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  color: var(--c-primary);
  text-decoration: none;
  border-radius: 8px;
  transition: color .2s ease, gap .2s ease;
}
.s-case-studies .cs-link svg{
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}
.s-case-studies .cs-link:hover{ color: var(--c-secondary); gap: 12px; }
.s-case-studies .cs-link:focus-visible{
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
}
[dir="rtl"] .s-case-studies .cs-link svg{ transform: scaleX(-1); }

/* --- foot --- */
.s-case-studies .cs-foot{
  margin-block-start: 40px;
  text-align: center;
}
.s-case-studies .cs-foot .btn{ min-height: 48px; }

/* --- responsive --- */
@media (max-width: 900px){
  .s-case-studies .cs-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin-block-start: 36px;
  }
  .s-case-studies .cs-body{ padding: 20px; }
  .s-case-studies .cs-title{ font-size: 1.15rem; }
}
@media (max-width: 600px){
  .s-case-studies .cs-grid{
    grid-template-columns: 1fr;
    gap: 16px;
    margin-block-start: 28px;
  }
  .s-case-studies .cs-media{ aspect-ratio: 16 / 10; }
  .s-case-studies .cs-body{ padding: 18px; gap: 10px; }
  .s-case-studies .cs-foot{ margin-block-start: 28px; }
  .s-case-studies .cs-foot .btn{ width: 100%; }
}