/* ==========================================================================
   PORTAL DE INTEGRADORES - IE TECNOLOGIA
   Estilos de Responsividade (Mobile / Tablet / Desktop)
   ========================================================================== */

/* Telas Médias / Tablets Grandes (769px a 1024px) */
@media (max-width: 1024px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}

/* Telas Mobile e Tablets Pequenos (<= 768px) */
@media (max-width: 768px) {
  /* Ativa Topbar Mobile */
  .mobile-topbar {
    display: flex !important;
    height: 56px;
    padding: 0 16px;
    background: #ffffff;
    border-bottom: 1px solid var(--bg-border);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: var(--shadow-sm);
  }

  .mobile-topbar-brand img {
    height: 30px !important;
    max-height: 30px !important;
    width: auto !important;
    object-fit: contain !important;
    display: block !important;
  }

  /* Sidebar em Formato Drawer Off-Canvas */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    z-index: 1000;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.25);
  }

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

  .sidebar-close-btn {
    display: block !important;
  }

  .sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(2px);
    z-index: 999;
  }

  .sidebar-backdrop.active {
    display: block;
  }

  .portal-layout {
    flex-direction: column;
  }

  .portal-content {
    padding: 20px 16px 50px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

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

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .page-title {
    font-size: 1.55rem;
  }

  .manual-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .manual-actions {
    width: 100%;
    margin-top: 8px;
  }

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

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

  .announcement-modal-box {
    padding: 24px 18px;
  }

  .announcement-modal-title {
    font-size: 1.25rem;
  }

  .nav-menu {
    display: none;
  }
}

/* Telas Muito Pequenas (<= 480px) */
@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .navbar-brand img {
    height: 30px !important;
  }
}