* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #0f0f1a;
  color: #e0e0e0;
  min-height: 100vh;
}

nav {
  background: #1a1a2e;
  padding: 1rem 0;
  border-bottom: 1px solid #2a2a4a;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
}

.cart-link {
  color: #a78bfa;
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border: 1px solid #a78bfa;
  border-radius: 8px;
  transition: background 0.2s;
}

.cart-link:hover {
  background: #a78bfa;
  color: #0f0f1a;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

h1 {
  font-size: 2rem;
  margin-bottom: 2rem;
  color: #fff;
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.event-card {
  background: #1a1a2e;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
  border: 1px solid #2a2a4a;
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(167, 139, 250, 0.15);
  border-color: #a78bfa;
}

.event-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.event-card-body {
  padding: 1.25rem;
}

.event-card-body h2 {
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.event-card-body .meta {
  color: #94a3b8;
  font-size: 0.9rem;
  line-height: 1.6;
}

.event-card-body .price {
  margin-top: 0.75rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: #a78bfa;
}

.back-link {
  display: inline-block;
  color: #a78bfa;
  text-decoration: none;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.back-link:hover {
  text-decoration: underline;
}

#event-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  background: #1a1a2e;
  border-radius: 12px;
  padding: 2rem;
  border: 1px solid #2a2a4a;
}

#event-detail img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
  max-height: 400px;
}

.detail-info h1 {
  margin-bottom: 1rem;
}

.detail-info .meta {
  color: #94a3b8;
  font-size: 1rem;
  line-height: 2;
}

.detail-info .price {
  font-size: 1.8rem;
  font-weight: 700;
  color: #a78bfa;
  margin: 1rem 0;
}

.detail-info .description {
  color: #cbd5e1;
  line-height: 1.7;
  margin: 1rem 0;
}

.btn-add-cart {
  background: #a78bfa;
  color: #0f0f1a;
  border: none;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
  width: 100%;
}

.btn-add-cart:hover {
  background: #c4b5fd;
}

.btn-remove {
  background: transparent;
  color: #f87171;
  border: 1px solid #f87171;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: background 0.2s;
}

.btn-remove:hover {
  background: #f87171;
  color: #0f0f1a;
}

.btn-clear {
  background: transparent;
  color: #f87171;
  border: 1px solid #f87171;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  margin-top: 1rem;
  transition: background 0.2s;
}

.btn-clear:hover {
  background: #f87171;
  color: #0f0f1a;
}

.cart-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: #1a1a2e;
  border: 1px solid #2a2a4a;
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.cart-item img {
  width: 120px;
  height: 80px;
  object-fit: cover;
  border-radius: 8px;
}

.cart-item-info {
  flex: 1;
}

.cart-item-info h3 {
  color: #fff;
  margin-bottom: 0.3rem;
}

.cart-item-info .meta {
  color: #94a3b8;
  font-size: 0.9rem;
}

.cart-item-info .price {
  color: #a78bfa;
  font-weight: 700;
  margin-top: 0.3rem;
}

.empty-cart {
  text-align: center;
  padding: 4rem 0;
  color: #64748b;
}

.empty-cart h2 {
  margin-bottom: 0.5rem;
}

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: #22c55e;
  color: #0f0f1a;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-weight: 700;
  z-index: 200;
  animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 768px) {
  #event-detail {
    grid-template-columns: 1fr;
  }

  .event-grid {
    grid-template-columns: 1fr;
  }

  .cart-item {
    flex-direction: column;
    text-align: center;
  }
}