/* ==========================================================================
   Utilities – Classi helper
   ========================================================================== */

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

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

/* Colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent { color: var(--color-accent); }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-neutral-300); }

/* Background */
.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-light { background-color: var(--color-neutral-50); }
.bg-white { background-color: var(--color-white); }

/* Spacing */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-8 { margin-bottom: var(--space-8); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }

/* Body scroll lock (mobile menu) */
.body-no-scroll {
  overflow: hidden;
}