/* Custom CSS Styles for EduPrep Perú */

@layer base {
  body {
    @apply antialiased font-sans bg-slate-50 text-slate-900 dark:bg-slate-950 dark:text-slate-100;
  }
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.4);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(100, 116, 139, 0.6);
}

/* KaTeX Formatting and Overflow Protection */
.math-render {
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
  scrollbar-width: thin;
}

.katex-display {
  margin: 0.75em 0 !important;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0.35em 0;
}

.katex {
  font-size: 1.05em;
  text-rendering: optimizeLegibility;
}

/* Modal Smooth Transitions */
.modal-overlay {
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Animation utilities */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}