/* Кнопки */
.btn {
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  transition: all 0.2s;
}

.btn--primary {
  background: var(--color-accent);
  color: #000;
}

.btn--primary:hover:not(:disabled) {
  background: #00FF80;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 221, 112, 0.3);
}

.btn--primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn--ghost {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.btn--ghost:hover {
  border-color: var(--color-border-active);
  color: var(--color-accent);
}

/* Карточки */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  border-color: var(--color-border-active);
}

/* Модальное окно */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
}

.modal__content {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.modal__close:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Прогресс-бар XP */
.xp-bar {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  min-width: 200px;
}

.xp-bar__label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
}

.xp-bar__track {
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
}

.xp-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), #00FF80);
  border-radius: 4px;
  transition: width 0.5s ease;
}