/* ──────────────────────────────────────────────────────────────────
   Reset minimal + bases typographiques
   ────────────────────────────────────────────────────────────────── */

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

html { -webkit-text-size-adjust: 100%; tab-size: 4; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-variant-numeric: oldstyle-nums;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; padding: 0; }

p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--duration-fast) var(--easing-standard);
}
a:hover { color: var(--color-primary-hover); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink-strong);
}
h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 600;
  line-height: var(--leading-snug);
}
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);  }

code, pre, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

::selection {
  background: rgba(var(--color-primary-rgb), 0.18);
  color: var(--color-ink-strong);
}

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

/* Containers */
.container        { width: 100%; max-width: var(--container);        margin: 0 auto; padding: 0 var(--space-6); }
.container-wide   { width: 100%; max-width: var(--container-wide);   margin: 0 auto; padding: 0 var(--space-6); }
.container-narrow { width: 100%; max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--space-6); }

@media (max-width: 640px) {
  .container, .container-wide, .container-narrow { padding: 0 var(--space-4); }
}

/* Sections */
.section      { padding: clamp(3rem, 7vw, 6.5rem) 0; }
.section-sm   { padding: clamp(2rem, 4vw, 3.5rem) 0; }
.section-bg-soft { background: var(--color-bg-alt); }
.section-bg-surface { background: var(--color-surface-soft); }
.section-bg-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-pressed));
  color: #fff;
}
.section-bg-primary h1, .section-bg-primary h2, .section-bg-primary h3 { color: #fff; }

/* Eyebrow / overline */
.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-primary);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-soft);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-4);
}

.lead {
  font-size: var(--text-md);
  color: var(--color-ink-soft);
  line-height: var(--leading-relaxed);
  max-width: 60ch;
}

hr.divider {
  border: 0;
  height: 1px;
  background: var(--color-hairline);
  margin: var(--space-8) 0;
}

/* Utilities sobres */
.text-center { text-align: center; }
.text-mono   { font-family: var(--font-mono); }
.text-display{ font-family: var(--font-display); }
.text-soft   { color: var(--color-ink-soft); }
.text-muted  { color: var(--color-ink-muted); }
.text-primary{ color: var(--color-primary); }

.italic   { font-style: italic; }
.bold     { font-weight: 600; }

.flex     { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.grid  { display: grid; }