html {
  font-size: 15px;
}

@media (min-width: 640px) {
  html {
    font-size: 15.5px;
  }
}

@media (min-width: 1024px) {
  html {
    font-size: 16px;
  }
}

body {
  font-size: 0.95rem;
  line-height: 1.75;
  letter-spacing: 0.06em;
}

.text-7xl {
  font-size: 3.2rem !important;
}

.text-6xl {
  font-size: 2.65rem !important;
}

.text-5xl {
  font-size: 2.2rem !important;
}

.text-4xl {
  font-size: 1.85rem !important;
}

.text-3xl {
  font-size: 1.6rem !important;
}

.text-2xl {
  font-size: 1.35rem !important;
}

.text-xl {
  font-size: 1.08rem !important;
}

.text-lg {
  font-size: 0.98rem !important;
}

.text-base {
  font-size: 0.92rem !important;
}

.text-sm {
  font-size: 0.85rem !important;
}

.text-xs {
  font-size: 0.75rem !important;
}

.course-description-bracket {
  position: relative;
  margin: 0 auto 2.5rem;
  padding: 1.6rem 1.8rem;
  max-width: 620px;
  background: rgba(10, 10, 10, 0.35);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.course-description-bracket::before,
.course-description-bracket::after {
  content: "";
  position: absolute;
  top: -14px;
  bottom: -14px;
  width: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.35);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

.course-description-bracket::before {
  left: -24px;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
}

.course-description-bracket::after {
  right: -24px;
  border-right: 1px solid rgba(255, 255, 255, 0.35);
}

.course-description-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.9;
  letter-spacing: 0.12em;
  opacity: 0.85;
}

@media (max-width: 520px) {
  .course-description-bracket {
    padding: 1.2rem 1.3rem;
    margin: 0 auto 1.6rem;
  }
  .course-description-bracket::before,
  .course-description-bracket::after {
    display: none;
  }
}

.review-list-intro {
  max-width: 640px;
  margin: 0 auto 2.5rem;
  text-align: center;
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.75;
}

.review-section-divider {
  width: 56px;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
  margin: 0.75rem auto 2rem;
}

.review-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .review-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.review-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  min-height: 220px;
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.review-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
}

.review-card .review-stars {
  display: flex;
  gap: 0.15rem;
  color: #facc15;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}

.review-card .review-meta {
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  opacity: 0.5;
  margin-bottom: 0.5rem;
}

.review-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.review-card p {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.85;
  opacity: 0.85;
  white-space: pre-line;
}

.review-card footer {
  margin-top: 1rem;
  font-size: 0.78rem;
  opacity: 0.55;
  letter-spacing: 0.14em;
}