/* ==========================================================================
   RESPONSIVE — desktop-first: scale down at 1200px, 992px, 768px, 560px
   ========================================================================== */

@media (max-width: 1200px) {
  .container { padding-inline: var(--s-5); }
  .feature-grid { gap: var(--s-4); }
  .mega-panel { grid-template-columns: 1.2fr 1fr 1fr; }
  .mega-panel .mega-feature { grid-column: span 3; order: 4; }
}

@media (max-width: 992px) {
  :root {
    --s-9: 72px;
    --s-10: 96px;
  }

  .nav-list { display: none; }
  .nav-actions .btn--primary { display: none; }
  .nav-toggle { display: inline-flex; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--s-7);
  }

  .hero-visual {
    aspect-ratio: 16 / 11;
    max-width: 720px;
    margin-inline: auto;
    width: 100%;
  }

  .feature-grid > .card-wide,
  .feature-grid > .card-tall,
  .feature-grid > .card-half,
  .feature-grid > .card-third {
    grid-column: span 6;
    grid-row: auto;
  }

  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .workflow { grid-template-columns: 1fr; }
  .workflow-visual { min-height: 420px; }
  .contact-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: var(--s-6); }

  .cta-banner {
    grid-template-columns: 1fr;
    padding: var(--s-8) var(--s-6);
  }

  .cta-banner-actions { justify-content: flex-start; }

  .product-frame { transform: rotate(0deg); }
  .product-frame:hover { transform: scale(1.005); }
}

@media (max-width: 768px) {
  :root {
    --fs-display: clamp(2.25rem, 9vw, 3.5rem);
    --s-8: 48px;
    --s-9: 64px;
    --s-10: 80px;
  }

  .container { padding-inline: var(--s-4); }
  .nav-inner { height: 64px; }

  .hero {
    padding-top: calc(64px + var(--s-7));
    padding-bottom: var(--s-7);
  }

  .hero-meta { flex-wrap: wrap; gap: var(--s-5); }

  .feature-grid > .card-wide,
  .feature-grid > .card-tall,
  .feature-grid > .card-half,
  .feature-grid > .card-third,
  .solutions-grid,
  .metrics-grid {
    grid-column: auto;
  }

  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid > * { grid-column: 1 / -1 !important; }
  .solutions-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: var(--s-3); }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid .footer-brand { grid-column: 1 / -1; }

  .form-row { grid-template-columns: 1fr; }

  .quote { grid-template-columns: 1fr; gap: var(--s-4); padding: var(--s-6); }

  .product-screen {
    grid-template-columns: 140px 1fr;
  }

  .ticker-track { gap: var(--s-7); animation-duration: 30s; }

  /* Mobile menu drawer */
  .nav.is-menu-open .nav-list {
    position: fixed;
    inset: 64px 0 0 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--s-5);
    background: var(--paper);
    border-top: 1px solid var(--line);
    overflow-y: auto;
    z-index: var(--z-mega);
  }

  .nav.is-menu-open .nav-list .nav-link {
    padding: 16px 12px;
    border-radius: 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
    justify-content: space-between;
  }

  .mega { position: static; transform: none !important; opacity: 1; pointer-events: auto; }
  .mega-panel {
    margin: 0;
    padding: var(--s-4);
    grid-template-columns: 1fr;
    gap: var(--s-4);
    border-radius: var(--r-md);
    box-shadow: none;
    background: var(--paper-2);
    border: 0;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .mega:not(.is-open) { display: none; }

  .nav.is-menu-open .nav-actions .btn { display: none; }
}

@media (max-width: 560px) {
  .hero-chip--top { right: 4%; }
  .hero-chip--bot { left: 4%; bottom: -10px; }
  .hero-meta-item .num { font-size: 1.375rem; }
  .metric-num { font-size: 2rem; }
  .product-screen { grid-template-columns: 1fr; }
  .product-side { display: none; }
  .logos { grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
  .footer-grid { grid-template-columns: 1fr; }
  .quote-body p { font-size: 1.0625rem; }
  .workflow-orbit { width: 240px; height: 240px; }
  .workflow-orbit-ring--inner { inset: 36px; }
}