.qs-surface-cream {
  background: var(--qs-cream);
  color: var(--qs-charcoal);
}

.qs-surface-green-soft {
  background: var(--qs-green-100);
  color: var(--qs-charcoal);
}

.qs-surface-gold-soft {
  background: var(--qs-gold-100);
  color: var(--qs-charcoal);
}

.qs-surface-ivory {
  background: var(--qs-ivory);
  color: var(--qs-charcoal);
}

.qs-surface-green-deep {
  background: linear-gradient(135deg, var(--qs-green-950), var(--qs-green-900));
  color: #fff;
}

/* Premium Buttons */
.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-family-sans);
  font-size: var(--font-base);
  font-weight: 600;
  border-radius: var(--border-radius-pill);
  transition: var(--transition-smooth);
  cursor: pointer;
  border: 1px solid transparent;
  gap: var(--space-2);
  min-height: 48px; /* accessibility touch target */
}

.btn-premium-primary {
  background-color: var(--color-teal);
  color: var(--color-ivory);
}

.btn-premium-primary:hover {
  background-color: var(--color-deep-green);
  color: var(--color-warm-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(10, 48, 46, 0.2);
}

.btn-premium-secondary {
  background-color: var(--color-sand);
  color: var(--color-deep-green);
  border-color: rgba(10, 48, 46, 0.15);
}

.btn-premium-secondary:hover {
  background-color: var(--color-ivory);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(233, 220, 194, 0.3);
}

.btn-premium-gold {
  background-color: var(--color-gold);
  color: var(--color-midnight);
}

.btn-premium-gold:hover {
  background-color: var(--color-soft-gold);
  color: var(--color-midnight);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(197, 146, 63, 0.3);
}

.btn-premium-outline {
  background-color: transparent;
  color: var(--color-deep-green);
  border: 2px solid var(--color-deep-green);
}

.btn-premium-outline:hover {
  background-color: var(--color-deep-green);
  color: var(--color-ivory);
  transform: translateY(-2px);
}

.btn-premium-tertiary {
  background: transparent;
  color: var(--noor-emerald, var(--color-teal));
  border: none;
  padding-inline: 0.5rem;
  min-height: auto;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(23, 106, 84, 0.35);
  text-underline-offset: 0.22em;
}

.btn-premium-tertiary:hover {
  color: var(--noor-forest, var(--color-deep-green));
  text-decoration-color: var(--noor-gold, var(--color-gold));
  transform: none;
  box-shadow: none;
}

/* Badges / Tags */
.badge-premium {
  display: inline-flex;
  align-items: center;
  padding: 0.35em 1em;
  font-family: var(--font-family-sans);
  font-size: var(--font-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--border-radius-pill);
  gap: var(--space-1);
}

.badge-premium-teal {
  background-color: rgba(25, 83, 76, 0.08);
  color: var(--color-teal);
}

.badge-premium-gold {
  background-color: rgba(197, 146, 63, 0.1);
  color: var(--color-gold);
}

.badge-premium-clay {
  background-color: rgba(164, 95, 69, 0.1);
  color: var(--color-clay);
}

/* Course / Program Card */
.course-card {
  background: var(--color-warm-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-premium);
  border-color: rgba(197, 146, 63, 0.25);
}

.course-card__img-wrapper {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--color-navy);
}

.course-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.course-card:hover .course-card__img {
  scale: 1.05;
}

.course-card__content {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.course-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.course-card__title {
  font-family: var(--font-family-serif);
  font-size: var(--font-lg);
  color: var(--color-deep-green);
  margin-bottom: var(--space-3);
}

.course-card__text {
  font-size: var(--font-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.course-card__link {
  font-family: var(--font-family-sans);
  font-weight: 600;
  font-size: var(--font-sm);
  display: inline-flex;
  align-items: center;
  color: var(--color-teal);
  gap: var(--space-2);
  margin-top: auto;
}

.course-card__link::after {
  content: "→";
  transition: transform 0.2s ease;
}

.course-card:hover .course-card__link::after {
  transform: translateX(4px);
}

/* Teacher Card */
.teacher-card {
  background: var(--color-warm-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
  text-align: center;
  padding: var(--space-6) var(--space-5) var(--space-5);
}

.teacher-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-premium);
  border-color: rgba(197, 146, 63, 0.25);
}

.teacher-card__avatar-wrapper {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  padding: 4px;
  background: linear-gradient(135deg, var(--color-teal), var(--color-gold));
}

.teacher-card__avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--color-ivory);
}

.teacher-card__name {
  font-family: var(--font-family-serif);
  font-size: var(--font-lg);
  color: var(--color-deep-green);
  margin-bottom: var(--space-1);
}

.teacher-card__specialization {
  font-family: var(--font-family-sans);
  font-weight: 600;
  font-size: var(--font-xs);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

.teacher-card__meta {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--font-xs);
  color: var(--color-muted);
}

.teacher-card__bio {
  font-size: var(--font-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-5);
  line-height: 1.5;
  flex-grow: 1;
}

.teacher-card__actions {
  display: flex;
  gap: var(--space-2);
}

.teacher-card__actions > * {
  flex: 1;
}

/* Custom SVG Ornaments Layer */
.islamic-svg-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.islamic-svg-icon {
  position: absolute;
  color: var(--color-gold);
  opacity: 0.08;
  width: 120px;
  height: 120px;
}