body {
  margin: 0;
  line-height: 1.2;
  color: var(--primary-color);
  background-color: var(--gray-1);
}

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.tiers-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem 1rem;
  color: var(--primary-color);
  background-color: var(--gray-10);
}

.tiers-container {
  width: 100%;
  max-width: 1200px;
  padding: 1.9rem;
  background: var(--gray-1);
  border-radius: 1rem;
  box-shadow: var(--box-shadow-primary);
  margin-bottom: 30px;
}

.tiers-title {
  text-align: center;
  margin-bottom: 1rem;
  font-size: 2rem;
  font-weight: 600;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.tiers-title-icon {
  width: 32px;
  height: 32px;
}

.tiers-subtitle {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.1rem;
  color: var(--gray-700);
  line-height: 1.4;
}

.tiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.tiers-card {
  background: var(--gray-1);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: all 0.3s ease;
  border: none;
}

.tiers-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(var(--primary-color-rgb), 0.2);
}

.tiers-bronze {
  background:
    linear-gradient(135deg, rgba(205, 127, 50, 0.05) 0%, rgba(205, 127, 50, 0.02) 100%),
    linear-gradient(135deg, var(--gray-1) 0%, var(--gray-10) 100%);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.8),
    inset 0 -2px 0 rgba(205, 127, 50, 0.2),
    inset 2px 0 0 rgba(255, 255, 255, 0.6),
    inset -2px 0 0 rgba(205, 127, 50, 0.15);
}

.tiers-bronze:hover {
  box-shadow:
    0 8px 24px rgba(205, 127, 50, 0.3),
    inset 0 2px 0 rgba(255, 255, 255, 0.9),
    inset 0 -2px 0 rgba(205, 127, 50, 0.3),
    inset 2px 0 0 rgba(255, 255, 255, 0.7),
    inset -2px 0 0 rgba(205, 127, 50, 0.2);
}

.tiers-silver {
  background:
    linear-gradient(135deg, rgba(192, 192, 192, 0.05) 0%, rgba(192, 192, 192, 0.02) 100%),
    linear-gradient(135deg, var(--gray-1) 0%, var(--gray-10) 100%);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.8),
    inset 0 -2px 0 rgba(192, 192, 192, 0.2),
    inset 2px 0 0 rgba(255, 255, 255, 0.6),
    inset -2px 0 0 rgba(192, 192, 192, 0.15);
}

.tiers-silver:hover {
  box-shadow:
    0 8px 24px rgba(65, 142, 214, 0.3),
    inset 0 2px 0 rgba(255, 255, 255, 0.9),
    inset 0 -2px 0 rgba(192, 192, 192, 0.3),
    inset 2px 0 0 rgba(255, 255, 255, 0.7),
    inset -2px 0 0 rgba(192, 192, 192, 0.2);
}

.tiers-gold {
  background:
    linear-gradient(135deg, rgba(255, 215, 0, 0.05) 0%, rgba(255, 215, 0, 0.02) 100%),
    linear-gradient(135deg, var(--gray-1) 0%, var(--gray-10) 100%);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.8),
    inset 0 -2px 0 rgba(255, 215, 0, 0.2),
    inset 2px 0 0 rgba(255, 255, 255, 0.6),
    inset -2px 0 0 rgba(255, 215, 0, 0.15);
}

.tiers-gold:hover {
  box-shadow:
    0 8px 24px rgba(255, 215, 0, 0.3),
    inset 0 2px 0 rgba(255, 255, 255, 0.9),
    inset 0 -2px 0 rgba(255, 215, 0, 0.3),
    inset 2px 0 0 rgba(255, 255, 255, 0.7),
    inset -2px 0 0 rgba(255, 215, 0, 0.2);
}

.tiers-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--primary-color-5);
}

.tiers-medal {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.tiers-card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0;
}

.tiers-section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0 0 0.75rem 0;
}

.tiers-requirements,
.tiers-benefits,
.tiers-platforms {
  margin-bottom: 1.5rem;
}

.tiers-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tiers-list li {
  padding: 0.5rem 0;
  color: var(--gray-700);
  position: relative;
  padding-left: 1.5rem;
}

.tiers-list li:last-child {
  border-bottom: none;
}

.tiers-list li::before {
  content: '•';
  color: var(--primary-color);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0.5rem;
}

.tiers-platform-icons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.tiers-platform-icon {
  display: block;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 2px 4px rgba(var(--accent-color-rgb), 0.3);
}

.tiers-platform-icon:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(var(--accent-color-rgb), 0.4);
}

.tiers-platform-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.tiers-info {
  margin-top: 2rem;
  padding: 2rem;
}

.tiers-info-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0 0 1rem 0;
}

.tiers-info-text {
  color: var(--gray-800);
  line-height: 1.6;
  margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .tiers-wrapper {
    padding: 1rem 0.5rem;
  }

  .tiers-container {
    padding: 1rem;
  }

  .tiers-title {
    font-size: 1.5rem;
  }

  .tiers-subtitle {
    font-size: 1rem;
  }

  .tiers-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .tiers-card {
    padding: 1rem;
  }

  .tiers-header {
    gap: 0.75rem;
  }

  .tiers-medal {
    width: 32px;
    height: 32px;
  }

  .tiers-card-title {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .tiers-wrapper {
    padding: 0.5rem;
  }

  .tiers-container {
    padding: 0.75rem;
    border-radius: 0.5rem;
  }

  .tiers-title {
    font-size: 1.25rem;
  }

  .tiers-subtitle {
    font-size: 0.9rem;
  }

  .tiers-card {
    padding: 0.75rem;
    border-radius: 0.75rem;
  }

  .tiers-header {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }

  .tiers-medal {
    width: 36px;
    height: 36px;
  }

  .tiers-info-card {
    padding: 1rem;
  }
}

/* Animation classes for JavaScript interactions */
.tiers-animate-hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.tiers-animate-in {
  opacity: 1;
  transform: translateY(0);
}

.tiers-card-clicked {
  transform: scale(0.98);
}

.tiers-platform-item:hover {
  transform: translateX(4px);
  transition: transform 0.2s ease;
}

/* Tablet specific adjustments */
@media (min-width: 769px) and (max-width: 1024px) {
  .tiers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tiers-container {
    max-width: 900px;
  }
}
