/* Responsive Media Queries */

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .admin-grid-layout {
    grid-template-columns: 1fr;
  }
  
  .scheduler-board {
    grid-template-columns: 100px repeat(3, minmax(180px, 1fr));
    overflow-x: auto;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .nav-links,
  .nav-actions .btn-primary {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  /* Mobile Drawer Menu */
  .mobile-nav-drawer {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-surface);
    z-index: 999;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    border-top: 1px solid var(--border-light);
  }

  .mobile-nav-drawer.open {
    transform: translateX(0);
  }

  .mobile-nav-link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding: 3.5rem 0 4.5rem;
  }

  .hero-organizers {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .agenda-session-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .author-wizard-steps {
    overflow-x: auto;
    padding-bottom: 1rem;
    justify-content: flex-start;
    gap: 1.5rem;
  }

  .author-wizard-steps::before {
    display: none;
  }

  .countdown-box {
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    width: 100%;
    justify-content: space-around;
  }

  .countdown-unit {
    min-width: 45px;
  }

  .countdown-num {
    font-size: 1.65rem;
  }

  .countdown-sep {
    font-size: 1.25rem;
  }

  /* Mobile Splash Screen Scaling */
  .splash-hybrid-stage {
    width: 320px;
    height: 320px;
  }

  .splash-ambient-glow {
    width: 260px;
    height: 260px;
  }

  .splash-droplet-layer {
    width: 105px;
    height: 148px;
  }

  .splash-title {
    font-size: 1.85rem;
    letter-spacing: 0.14em;
  }

  .splash-subtitle {
    font-size: 0.8rem;
    letter-spacing: 0.18em;
  }
}