/**
 * Base — reset minimal + typographie de base.
 * Charge apres design-tokens.css. N'utilise QUE des tokens semantiques (R1).
 */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--surface-base);
}

/* === Headings : font display === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  margin-bottom: var(--spacing-md);
  line-height: var(--leading-relaxed);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}

/* === Code === */
code, pre, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  padding: 0.1em 0.3em;
  background: var(--color-slate-100);
  border-radius: var(--radius-sm);
  color: var(--color-slate-800);
}

pre {
  padding: var(--spacing-md);
  background: var(--color-slate-100);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

pre code {
  background: none;
  padding: 0;
}

/* === Forms baseline === */
input, button, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
}

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

/* === Lists === */
ul, ol {
  padding-left: var(--spacing-lg);
}

/* === Images === */
img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* === Hr === */
hr {
  border: none;
  border-top: 1px solid var(--border-default);
  margin: var(--spacing-lg) 0;
}

/* === Tables === */
table {
  border-collapse: collapse;
  width: 100%;
}

/* === A11y : focus visible (R9) === */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}

/* === Helpers === */
.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;
}

.container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}