/* ==========================================================================
   RESPONSIVE.CSS — Mobile Breakpoints
   Anpassungen fuer Tablets (<=800px) und Smartphones (<=500px)
   ========================================================================== */

/* ==========================================================================
   TABLET — max. 800px Breite
   Sidebar wird ausgeblendet, Hamburger-Menu sichtbar
   ========================================================================== */

@media (max-width: 800px) {

  /* --------------------------------------------------------------------------
     Sidebar — Fixiert und ausserhalb des Bildschirms
     -------------------------------------------------------------------------- */
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    z-index: 100;
    box-shadow: var(--shadow-xl);
  }

  /* Sidebar eingeblendet (per JS-Klasse) */
  .sidebar.open {
    transform: translateX(0);
  }

  /* --------------------------------------------------------------------------
     Hamburger-Button sichtbar machen
     -------------------------------------------------------------------------- */
  .hamburger {
    display: flex;
  }

  /* --------------------------------------------------------------------------
     Topbar-Anpassungen — Safe-Areas fuer Notch-Phones
     -------------------------------------------------------------------------- */
  .topbar {
    padding: var(--space-2) var(--space-3);
    padding-left: max(var(--space-3), env(safe-area-inset-left));
    padding-right: max(var(--space-3), env(safe-area-inset-right));
  }

  /* Hinzufuegen-Button in der Topbar verstecken (FAB uebernimmt) */
  .btn-add-main {
    display: none;
  }

  /* Quick-Add Bar: kompakter auf Tablet */
  .quick-add-bar {
    max-width: 220px;
  }

  /* Suchfeld kleiner */
  .search-box {
    width: 140px;
  }

  .search-box:focus-within {
    width: 200px;
  }

  /* --------------------------------------------------------------------------
     FAB (Floating Action Button) sichtbar machen
     -------------------------------------------------------------------------- */
  .fab {
    display: flex;
    bottom: max(var(--space-5), calc(env(safe-area-inset-bottom) + var(--space-2)));
    right: max(var(--space-5), calc(env(safe-area-inset-right) + var(--space-2)));
  }

  /* --------------------------------------------------------------------------
     Kanban — 2 Spalten statt 4
     -------------------------------------------------------------------------- */
  .kanban-board {
    grid-template-columns: repeat(2, 1fr);
  }

  .kanban-column {
    max-height: calc(50vh - 80px);
  }

  /* --------------------------------------------------------------------------
     Dashboard-Widgets — Anpassung
     -------------------------------------------------------------------------- */
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .widget-wide {
    grid-column: span 1;
  }

  /* --------------------------------------------------------------------------
     Task-Grid — 1 Spalte
     -------------------------------------------------------------------------- */
  .task-grid {
    grid-template-columns: 1fr;
  }

  /* --------------------------------------------------------------------------
     Notizen-Grid — 1 Spalte
     -------------------------------------------------------------------------- */
  .notes-grid {
    grid-template-columns: 1fr;
  }

  /* --------------------------------------------------------------------------
     Inhaltsbereich — Weniger Padding
     -------------------------------------------------------------------------- */
  .content {
    padding: var(--space-3);
  }

  /* --------------------------------------------------------------------------
     Kalender — Kompaktere Zellen
     -------------------------------------------------------------------------- */
  .calendar-month-grid {
    grid-auto-rows: minmax(80px, 1fr);
  }

  .calendar-day {
    min-height: 80px;
    padding: var(--space-1);
  }

  .calendar-event {
    font-size: 0.6rem;
  }

  /* Wochenansicht anpassen */
  .calendar-week-grid {
    grid-template-columns: repeat(7, 1fr);
  }

  .calendar-week-day {
    min-height: 200px;
    padding: var(--space-2);
  }

  /* --------------------------------------------------------------------------
     Statistik-Leiste — Scrollen bei wenig Platz
     -------------------------------------------------------------------------- */
  .statsbar {
    padding: var(--space-2) var(--space-3);
    overflow-x: auto;
    gap: var(--space-3);
    font-size: var(--text-xs);
    white-space: nowrap;
  }

  /* --------------------------------------------------------------------------
     Filter-Leiste — Scrollen
     -------------------------------------------------------------------------- */
  .filter-bar {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-1);
  }

  /* --------------------------------------------------------------------------
     Modal — Volle Breite mit weniger Rand
     -------------------------------------------------------------------------- */
  .modal-overlay {
    padding: var(--space-2);
    align-items: flex-end;
  }

  .modal {
    max-height: 90vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  /* --------------------------------------------------------------------------
     Toast — Volle Breite unten
     -------------------------------------------------------------------------- */
  .toast-container {
    left: var(--space-3);
    right: var(--space-3);
    bottom: max(var(--space-3), calc(env(safe-area-inset-bottom) + var(--space-2)));
  }

  .toast {
    max-width: 100%;
  }
}


/* ==========================================================================
   SMARTPHONE — max. 500px Breite
   Maximale Vereinfachung fuer kleine Bildschirme
   ========================================================================== */

@media (max-width: 500px) {

  /* HTML font-size auf 16px — verhindert iOS Auto-Zoom auf Input-Fokus */
  html {
    font-size: 16px;
  }

  /* --------------------------------------------------------------------------
     Topbar — Stabil, kein Springen
     Layout: [Hamburger] [Spacer] [Theme] [Mic]
     -------------------------------------------------------------------------- */
  .topbar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    padding-top: max(var(--space-2), env(safe-area-inset-top));
    min-height: 52px;
    position: sticky;
    top: 0;
    z-index: 50;
  }

  /* Hamburger bekommt nach sich einen Spacer */
  .hamburger {
    order: 0;
  }

  /* Quick-Add auf Mobile komplett verstecken — FAB (+) uebernimmt */
  .quick-add,
  .quick-add-bar {
    display: none !important;
  }

  /* Theme-Button: gute Tap-Groesse */
  .btn-theme {
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
    order: 10;
    margin-left: auto;
  }

  /* Mic-Button */
  .btn-mic {
    order: 11;
  }

  /* Suchfeld verstecken auf Smartphone */
  .search-box {
    display: none;
  }

  /* --------------------------------------------------------------------------
     Kanban — 1 Spalte auf Smartphone
     -------------------------------------------------------------------------- */
  .kanban-board {
    grid-template-columns: 1fr;
  }

  .kanban-column {
    max-height: none;
  }

  /* --------------------------------------------------------------------------
     Task-Grid — 1 Spalte
     -------------------------------------------------------------------------- */
  .task-grid {
    grid-template-columns: 1fr;
  }

  /* --------------------------------------------------------------------------
     Notizen-Grid — 1 Spalte
     -------------------------------------------------------------------------- */
  .notes-grid {
    grid-template-columns: 1fr;
  }

  /* --------------------------------------------------------------------------
     Hauptbereich — Dynamic Viewport Height (beruecksichtigt iOS Browser-Chrome)
     -------------------------------------------------------------------------- */
  .main {
    height: 100vh;
    height: 100dvh;
  }

  /* --------------------------------------------------------------------------
     Inhaltsbereich — Genug Platz, FAB nicht ueberdecken
     -------------------------------------------------------------------------- */
  .content {
    padding: var(--space-3);
    padding-bottom: calc(var(--space-3) + 70px);
    -webkit-overflow-scrolling: touch;
  }

  /* --------------------------------------------------------------------------
     Kalender — Minimale Zellen
     -------------------------------------------------------------------------- */
  .calendar-month-grid {
    grid-auto-rows: minmax(60px, 1fr);
  }

  .calendar-day {
    min-height: 60px;
    padding: 2px;
  }

  .calendar-day-number {
    font-size: var(--text-xs);
    width: 20px;
    height: 20px;
  }

  /* Events in Zellen nur als farbige Punkte — mit groesserem Touch-Target */
  .calendar-event {
    padding: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    font-size: 0;
    border-left: none;
    display: inline-block;
    position: relative;
  }

  /* Unsichtbarer Touch-Bereich um die Punkte */
  .calendar-event::before {
    content: '';
    position: absolute;
    inset: -8px;
  }

  .calendar-events {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 3px;
    justify-content: center;
  }

  /* Kalender-Header kompakter */
  .calendar-header {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .calendar-title {
    font-size: var(--text-base);
    min-width: auto;
  }

  /* Wochenansicht auf 1 Spalte */
  .calendar-week-grid {
    grid-template-columns: 1fr;
  }

  .calendar-week-day {
    min-height: auto;
  }

  /* --------------------------------------------------------------------------
     Ansichts-Kopfzeile — Kleiner
     -------------------------------------------------------------------------- */
  .view-header,
  .today-header {
    flex-direction: column;
    gap: var(--space-1);
  }

  .view-title,
  .today-title {
    font-size: var(--text-lg);
  }

  /* --------------------------------------------------------------------------
     Task-Karten — Kompakter
     -------------------------------------------------------------------------- */
  .task-card {
    padding: var(--space-3);
  }

  /* Aktionen immer sichtbar auf Touch-Geraeten */
  .task-actions {
    opacity: 1;
  }

  .note-card-actions {
    opacity: 1;
  }

  /* --------------------------------------------------------------------------
     Modal — Bottom-Sheet Stil
     -------------------------------------------------------------------------- */
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .modal {
    max-width: 100%;
    max-height: 92vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  }

  .modal-body {
    padding: var(--space-3);
  }

  .modal-header {
    padding: var(--space-3) var(--space-4);
  }

  .modal-footer {
    padding: var(--space-3) var(--space-4);
  }

  /* Formularzeilen untereinander statt nebeneinander */
  .fg-row {
    flex-direction: column;
    gap: 0;
  }

  /* --------------------------------------------------------------------------
     Heatmap — Kleiner
     -------------------------------------------------------------------------- */
  .heatmap-grid {
    gap: 2px;
  }

  /* --------------------------------------------------------------------------
     Statistik — Kompakter
     -------------------------------------------------------------------------- */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* --------------------------------------------------------------------------
     FAB — Safe-Area beruecksichtigen
     -------------------------------------------------------------------------- */
  .fab {
    width: 52px;
    height: 52px;
    bottom: max(var(--space-4), calc(env(safe-area-inset-bottom) + var(--space-2)));
    right: max(var(--space-4), calc(env(safe-area-inset-right) + var(--space-2)));
    font-size: var(--text-xl);
  }

  /* --------------------------------------------------------------------------
     Touch-Targets — Mindestens 44px fuer alle interaktiven Elemente
     -------------------------------------------------------------------------- */
  .task-action-btn {
    width: 36px;
    height: 36px;
    font-size: var(--text-base);
  }

  .subtask-checkbox {
    width: 22px;
    height: 22px;
  }

  /* Mikrofon-Button groesser auf Mobile */
  .btn-mic {
    width: 44px;
    height: 44px;
    font-size: var(--text-lg);
  }

  /* --------------------------------------------------------------------------
     Voice-Overlay — Groessere Buttons fuer Touch
     -------------------------------------------------------------------------- */
  .voice-btn-stop {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
    min-height: 52px;
  }

  .voice-btn-cancel {
    min-height: 44px;
    font-size: var(--text-base);
    padding: var(--space-3) var(--space-4);
  }

  .voice-mic-icon {
    width: 80px;
    height: 80px;
    font-size: 2rem;
  }

  .voice-timer {
    font-size: 3rem;
  }

  /* --------------------------------------------------------------------------
     Modal — Safe-Area unten beruecksichtigen
     -------------------------------------------------------------------------- */
  .modal {
    padding-bottom: env(safe-area-inset-bottom);
  }
}