.architecture-mode-container {
  background: linear-gradient(to bottom, #1e293b, #0f172a);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.2);
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mode-title {
  font-size: 18px;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
}

.mode-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: #3b82f6;
  margin-right: 10px;
  border-radius: 2px;
}

.mode-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mode-option {
  display: flex;
  align-items: center;
  padding: 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  background-color: rgba(45, 55, 72, 0.7);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.mode-option::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: transparent;
  transition: background 0.2s ease;
}

.mode-option:hover {
  background-color: rgba(55, 65, 81, 0.8);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  border-color: rgba(59, 130, 246, 0.3);
}

.mode-option:hover::before {
  background: #3b82f6;
}

.mode-option.active {
  background: linear-gradient(to right, rgba(59, 130, 246, 0.2), rgba(37, 99, 235, 0.1));
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.mode-option.active::before {
  background: #3b82f6;
}

.mode-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: rgba(26, 32, 44, 0.8);
  margin-right: 16px;
  color: #e2e8f0;
  transition: all 0.2s ease;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.mode-option:hover .mode-icon {
  background-color: rgba(30, 41, 59, 0.8);
  color: #60a5fa;
  transform: scale(1.05);
}

.mode-info {
  flex: 1;
}

.mode-name {
  font-size: 16px;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 6px;
  transition: color 0.2s ease;
}

.mode-description {
  font-size: 14px;
  color: #94a3b8;
  transition: color 0.2s ease;
  line-height: 1.4;
}

.mode-option:hover .mode-name {
  color: #60a5fa;
}

.mode-option:hover .mode-description {
  color: #cbd5e1;
}

.active .mode-name {
  color: #60a5fa;
}

.active .mode-description {
  color: #cbd5e1;
}

.active .mode-icon {
  background-color: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.5);
} 