.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: var(--button-radius);
  padding: var(--button-py) var(--button-px);
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-bold);
  text-transform: none;
  letter-spacing: 0.01em;
  box-shadow: var(--button-shadow);
  transition: background-color 150ms ease, color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
  cursor: pointer;
  user-select: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  border: 1px solid var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: var(--button-shadow-hover);
}

.btn--primary:active {
  background-color: var(--color-primary-active);
  box-shadow: var(--button-shadow-active);
  transform: translateY(1px);
}

.btn--secondary {
  background-color: var(--color-secondary-bg);
  color: var(--color-text-on-bg);
  border: 1px solid var(--color-primary);
}

.btn--secondary:hover {
  background-color: var(--color-secondary-hover);
  box-shadow: var(--button-shadow-hover);
}

.btn--secondary:active {
  background-color: var(--color-secondary-active);
  box-shadow: var(--button-shadow-active);
  transform: translateY(1px);
}

.btn--sm {
  font-size: var(--font-size-sm);
  min-height: 44px;
}

.btn--md {
  font-size: var(--font-size-md);
  min-height: 48px;
}

.btn--lg {
  font-size: var(--font-size-lg);
  min-height: 56px;
}

.btn__icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

html,
body,
.scrollbar-themed {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
.scrollbar-themed::-webkit-scrollbar {
  width: var(--scrollbar-width);
  height: var(--scrollbar-width);
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
.scrollbar-themed::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
.scrollbar-themed::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 8px;
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
.scrollbar-themed::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* Cookie Consent Animation */
@keyframes slide-up {
  from {
    transform: translateY(100%);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.animate-slide-up {
  animation: slide-up 0.4s ease-out forwards;
}

/* Modal Animations */
@keyframes fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-fade-in {
  animation: fade-in 0.2s ease-out forwards;
}

.animate-scale-in {
  animation: scale-in 0.3s ease-out forwards;
}