/* ==========================================================================
   Case Studies Page Styles
   ========================================================================== */

.cs-hero {
  padding: 120px 0 40px;
  text-align: center;
  position: relative;
}

.cs-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 400px;
  background: radial-gradient(circle at 50% 0%, rgba(164,74,236,0.1), transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.cs-hero__badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(164,74,236,0.1);
  border: 1px solid rgba(164,74,236,0.2);
  border-radius: 100px;
  color: var(--primary-light);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.cs-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 24px;
  max-width: 900px;
  margin-inline: auto;
  text-wrap: balance;
}

.cs-hero__desc {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 20px;
  line-height: 1.6;
}

/* ---------- Grid ---------- */
.cs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 32px;
  padding: 0 0 100px;
}

/* ---------- Case Study Card ---------- */
.cs-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.4s var(--ease-out);
  position: relative;
  text-decoration: none;
}

.cs-card:hover {
  transform: translateY(-8px);
  border-color: rgba(164,74,236,0.4);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 40px rgba(164,74,236,0.1);
}

.cs-card__visual {
  height: 240px;
  background: #111;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.cs-card__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(164,74,236,0.1), transparent);
  pointer-events: none;
}

/* Add a placeholder brand logo area */
.cs-card__brand {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
  letter-spacing: -0.02em;
  z-index: 1;
}

.cs-card__tags {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  gap: 8px;
  z-index: 2;
}

.cs-tag {
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cs-card__content {
  padding: 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.cs-card__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.cs-card__desc {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 24px;
  flex: 1;
}

.cs-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  margin-bottom: 24px;
}

.cs-metric__value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-light);
  line-height: 1;
  margin-bottom: 4px;
}

.cs-metric__label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.cs-card__action {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s ease;
  margin-top: auto;
}

.cs-card__action svg {
  transition: transform 0.3s ease;
}

.cs-card:hover .cs-card__action {
  color: var(--primary-light);
}

.cs-card:hover .cs-card__action svg {
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .cs-hero {
    padding: 120px 0 40px;
  }
  .cs-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .cs-card__visual {
    height: 180px;
  }
  .cs-card__content {
    padding: 24px;
  }
  .cs-card__title {
    font-size: 1.3rem;
  }
  .cs-metrics {
    padding-top: 20px;
    gap: 12px;
  }
  .cs-metric__value {
    font-size: 1.3rem;
  }
}

/* ---------- Testimonial Block (Isolated for Case Studies) ---------- */
.testi-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.testi-card__text {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text);
  font-style: italic;
  flex: 1;
}

.testi-card__author {
  display: flex;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.testi-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
  font-size: 1.1rem;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.2);
}

.testi-card__name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.testi-card__role {
  font-size: 0.9rem;
  color: var(--text-muted);
}