/* ===================================================================
   RINIX AGENCY — RESPONSIVE RULES
   Mobile-first base is in style.css; this file layers breakpoints.
   Tested at 320, 375, 414, 768, 1024, 1440, 1920.
   =================================================================== */

/* ---------- Base mobile (<768px) ---------- */
@media (max-width: 767px) {
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10, 10, 12, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--space-2) var(--space-3) var(--space-3);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .nav-menu li { width: 100%; }
  .nav-link {
    display: block;
    padding: 14px 4px;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav-cta { margin-top: 10px; text-align: center; border-bottom: none; }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .services-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .process-step {
    grid-template-columns: 44px 1fr;
    gap: var(--space-2);
  }
  .step-index { font-size: 1.1rem; }

  .hero { padding-top: calc(var(--header-h) + var(--space-4)); padding-bottom: var(--space-5); }
  .hero-actions .btn { flex: 1 1 auto; }

  .install-toast {
    left: var(--space-2);
    right: var(--space-2);
    transform: none;
    flex-wrap: wrap;
  }
}

/* ---------- 375–414 tightening ---------- */
@media (max-width: 414px) {
  .container { padding: 0 var(--space-2); }
  .hero-title { font-size: clamp(2rem, 8vw, 2.6rem); }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
}

/* ---------- Small tablets / large phones landscape (768–1023) ---------- */
@media (min-width: 768px) and (max-width: 1023px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
}

/* ---------- Tablets/small laptops (1024) ---------- */
@media (min-width: 1024px) and (max-width: 1439px) {
  .container { padding: 0 var(--space-3); }
}

/* ---------- Large desktop (1440+) ---------- */
@media (min-width: 1440px) {
  :root { --max-width: 1280px; }
  .hero-title { font-size: clamp(3.2rem, 4.6vw, 4.6rem); }
}

/* ---------- Ultra-wide (1920+) ---------- */
@media (min-width: 1920px) {
  :root { --max-width: 1400px; }
  body { font-size: 17px; }
}

/* ---------- Touch target safety net ---------- */
@media (pointer: coarse) {
  .btn, .nav-link, .toast-dismiss, .form-row input, .form-row select, .form-row textarea {
    min-height: 44px;
  }
}