/* ==========================================================================
   Layout — Containers, Grids, Sectioning
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* ---- Sections ---- */
.section {
  padding-block: var(--space-24);
  position: relative;
}

.section--lg {
  padding-block: var(--space-32);
}

/* ---- Text alignment utilities ---- */
.text-center { text-align: center; }

.mx-auto { margin-inline: auto; }

/* ---- Background mesh ---- */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 20% 10%, var(--mesh-amber)  0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 30%, var(--mesh-sky)    0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 50% 80%, var(--mesh-violet) 0%, transparent 70%),
    var(--color-bg);
}

/* ---- Grid helpers ---- */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 768px) {
  .section {
    padding-block: var(--space-16);
  }

  .section--lg {
    padding-block: var(--space-20);
  }

  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }

  .container {
    padding-inline: var(--space-4);
  }
}