/* ===========================================================
   ENESE Academy — Base styles (reset minimal + tipografia)
   =========================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--text);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: var(--fw-semibold);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text);
}

h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

p {
  margin: 0;
  max-width: 65ch;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--t-fast);
}
a:hover { color: var(--primary-hover); }
a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-xs);
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Accesibilidad — respeto a prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Screen reader only helper */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus visible universal */
:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-xs);
}

/* Utilidades rapidas */
.text-muted { color: var(--text-muted); }
.text-subtle { color: var(--text-subtle); }
.text-primary { color: var(--primary); }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--sp-1); }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.gap-5 { gap: var(--sp-5); }
.gap-6 { gap: var(--sp-6); }
.hidden { display: none !important; }