/* Courses Page */
.courses-header {
  padding: 150px 5% 50px;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(212, 166, 79, 0.15) 0%, transparent 70%);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin: 40px 0;
}

.filter-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--soft-white);
  padding: 10px 25px;
  border-radius: 30px;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--royal-gold);
  color: var(--primary-navy);
  box-shadow: 0 0 15px rgba(212, 166, 79, 0.5);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 30px;
  padding: 0 5% 80px;
  auto-rows: 1fr;
}

.course-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition-smooth);
  height: 100%;
}

.course-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.5), 0 0 20px rgba(212, 166, 79, 0.2);
}

.course-img-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--secondary-navy);
}

.course-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  opacity: 0.8;
}

.course-card:hover .course-img-wrapper img {
  transform: scale(1.1);
  opacity: 1;
}

.course-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(10, 30, 58, 0.9);
  color: var(--soft-gold);
  padding: 5px 15px;
  border-radius: 20px;
  border: 1px solid var(--royal-gold);
  font-size: 0.85rem;
  font-weight: bold;
  backdrop-filter: blur(5px);
}

.course-content {
  padding: 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.course-title {
  font-size: 1.3rem;
  color: var(--soft-white);
  margin-bottom: 10px;
}

.course-desc {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 15px;
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 20px;
  margin-top: auto;
}

.course-price {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--royal-gold);
}

.course-date {
  color: var(--accent-cyan);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

.course-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

/* Payment Modal Specifics */
.payment-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-bottom: 20px;
}

.pay-method {
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 15px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.pay-method.active {
  border-color: var(--royal-gold);
  background: rgba(212, 166, 79, 0.1);
}

.pay-method img {
  height: 40px;
  margin-bottom: 10px;
}

.payment-details {
  background: rgba(0,0,0,0.2);
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.copy-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--primary-navy);
  padding: 10px 15px;
  border-radius: 8px;
  margin-top: 10px;
  border: 1px solid var(--glass-border);
}

.copy-btn {
  background: none;
  border: none;
  color: var(--royal-gold);
  cursor: pointer;
  font-size: 1.2rem;
}

@media (max-width: 480px) {
  .payment-methods {
    grid-template-columns: 1fr;
  }
  .course-content {
    padding: 15px;
  }
  .course-title {
    font-size: 1.2rem;
  }
  .courses-header {
    padding: 100px 5% 30px;
  }
}