/* ==========================================================
   mobile.css — Responsividade e mobile-first
   Humboldt / Atlas Interativo de Geografia
   ========================================================== */

/* --- Tablet: <= 1024px ---------------------------------- */
@media (max-width: 1024px) {
  .home-hero {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .view-lesson {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }

  .lesson-main {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .lesson-sidebar {
    position: static;
    max-height: none;
    background: var(--color-bg-panel);
    border-top: 1px solid var(--color-border);
  }

  .module-header {
    grid-template-columns: 1fr;
  }
}

/* --- Mobile: <= 768px ----------------------------------- */
@media (max-width: 768px) {
  :root {
    --size-4xl: 2.25rem;
    --size-3xl: 1.75rem;
    --size-2xl: 1.5rem;
  }

  /* Header mobile */
  .header-inner {
    padding: var(--space-3) var(--space-4);
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inv);
    z-index: 200;
  }

  #nav-links {
    display: none;
    position: fixed;
    inset: 0;
    top: 56px;
    background: var(--color-primary);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-6);
    gap: var(--space-2);
    z-index: 150;
    overflow-y: auto;
  }

  #nav-links.open {
    display: flex;
  }

  .nav-links a,
  .nav-dropdown-btn,
  .btn-teacher {
    font-size: var(--size-base);
    padding: var(--space-4);
    border-radius: var(--radius);
    display: flex;
    width: 100%;
  }

  .nav-dropdown {
    position: static;
    background: rgba(255,255,255,0.08);
    box-shadow: none;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: var(--space-2);
    margin-top: var(--space-2);
  }

  .has-dropdown:hover .nav-dropdown,
  .has-dropdown:focus-within .nav-dropdown {
    display: none;
  }

  .has-dropdown.open .nav-dropdown {
    display: block;
  }

  /* Layout mobile — home */
  .hero-inner,
  .ops-inner,
  .modules-inner {
    padding: 0 var(--space-4);
  }

  .hero-globe { order: -1; }

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

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

  .scale-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .view-module {
    padding: var(--space-8) var(--space-4);
  }

  .view-lesson {
    display: block;
  }

  .lesson-main {
    padding: var(--space-6) var(--space-4);
  }

  .lesson-sidebar {
    padding: var(--space-4);
  }

  /* Mapa: full width no mobile */
  .map-container {
    border-radius: var(--radius);
  }

  /* Comparação antes/depois */
  .compare-container {
    border-radius: var(--radius);
  }

  /* Atividades */
  .activity-area {
    padding: var(--space-4);
  }

  .phenomenon-box {
    padding: var(--space-4) var(--space-5);
  }

  /* A11y panel reposicionado */
  .a11y-panel {
    bottom: var(--space-4);
    right: var(--space-4);
  }

  /* Breadcrumb mais compacto */
  .breadcrumb {
    flex-wrap: wrap;
    font-size: 10px;
  }

  /* Legenda compacta */
  .map-legend {
    font-size: var(--size-xs);
  }
}

/* --- Mobile pequeno: <= 480px -------------------------- */
@media (max-width: 480px) {
  :root {
    --size-4xl: 1.875rem;
    --size-3xl: 1.5rem;
  }

  .lesson-card {
    flex-direction: column;
    gap: var(--space-2);
  }

  .btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--size-sm);
  }

  .teacher-box dl {
    grid-template-columns: 1fr;
  }
}

/* --- Print -------------------------------------------- */
@media print {
  #site-header, #site-footer, .a11y-panel,
  .btn, .layer-controls, .nav-toggle {
    display: none !important;
  }

  body { background: white; }

  .map-container {
    box-shadow: none;
    border: 1px solid #999;
  }

  .view-lesson {
    display: block;
  }
}

/* --- Reduced motion --------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
}