/* ─── Single Treatment Layout ─── */
.treatment-body {
  max-width: 960px;
  margin: 0 auto;
}

.treatment-content-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.treatment-main-content h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--navy);
  margin-top: 48px;
  margin-bottom: 16px;
  line-height: 1.2;
}

.treatment-main-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-top: 32px;
  margin-bottom: 12px;
  line-height: 1.3;
}

.treatment-main-content p {
  font-size: 1.02rem;
  color: var(--gray-600);
  line-height: 1.85;
  margin-bottom: 20px;
}

.treatment-main-content ul,
.treatment-main-content ol {
  margin: 0 0 24px 0;
  padding-left: 24px;
}

.treatment-main-content ul {
  list-style: none;
  padding-left: 0;
}

.treatment-main-content ul li {
  position: relative;
  padding-left: 24px;
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 8px;
}

.treatment-main-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue-bright));
}

.treatment-features-card {
  background: linear-gradient(135deg, var(--ice), var(--frost));
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: sticky;
  top: 100px;
}

.treatment-features-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
}

.treatment-features-card .service-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.treatment-features-card .service-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 12px;
}

.treatment-features-card .service-features li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--cyan);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .treatment-content-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .treatment-features-card {
    position: static;
  }
}