/* ==========================================================================
   Layout — Desktop Grid, Window Positioning, Responsive Breakpoints
   ========================================================================== */

/* ---------- Desktop Layout ---------- */
.desktop {
  min-height: 100vh;
  padding-bottom: 48px; /* space for taskbar */
  position: relative;
  display: flex;
}

/* ---------- Desktop Icon Grid ---------- */
.desktop-icons {
  display: grid;
  grid-template-columns: repeat(auto-fill, 100px);
  grid-auto-rows: 110px;
  gap: var(--win95-spacing-md);
  padding: var(--win95-spacing-lg);
  align-content: start;
  align-self: start;
}

/* ---------- Window Positioning ---------- */
.window-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: var(--win95-spacing-lg);
  padding-bottom: 60px; /* taskbar + padding */
}

.win95-window--page {
  width: 100%;
  max-width: 800px;
  max-height: calc(100vh - 84px); /* viewport - taskbar - padding */
}

/* Dialog (centered) */
.dialog-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 44px; /* above taskbar */
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  pointer-events: none;
}

.win95-window--dialog {
  pointer-events: auto;
  width: 460px;
  max-width: calc(100vw - 32px);
}

/* =============================================
   Responsive: Tablet (768px – 1023px)
   ============================================= */
@media (max-width: 1023px) {
  .desktop-icons {
    grid-template-columns: repeat(2, 100px);
    gap: var(--win95-spacing-md);
  }

  .win95-window--page {
    max-width: 100%;
  }
}

/* =============================================
   Responsive: Mobile (< 768px)
   ============================================= */
@media (max-width: 767px) {
  /* Taskbar moves to top */
  .win95-taskbar {
    top: 0;
    bottom: auto;
    box-shadow:
      inset 0 -1px 0 0 var(--win95-border-dark),
      inset 0 -2px 0 0 var(--win95-border-darkest);
  }

  /* Start menu appears below taskbar */
  .win95-start-menu {
    top: 44px;
    bottom: auto;
  }

  /* Desktop padding adjusts */
  .desktop {
    padding-top: 48px; /* space for taskbar at top */
    padding-bottom: 0;
    flex-direction: column;
  }

  /* Icons become vertical list */
  .desktop-icons {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    padding: var(--win95-spacing-md);
  }

  .win95-desktop-icon {
    flex-direction: row;
    width: 100%;
    justify-content: flex-start;
    gap: var(--win95-spacing-md);
    min-height: 44px; /* touch target */
    padding: var(--win95-spacing-md);
  }

  .win95-desktop-icon__label {
    max-width: none;
    font-size: var(--win95-font-size);
  }

  /* Windows go full-width */
  .window-container {
    padding: var(--win95-spacing-sm);
    padding-bottom: var(--win95-spacing-sm);
  }

  .win95-window--page {
    max-height: none;
  }

  .dialog-container {
    bottom: 0;
    top: 44px;
    padding: var(--win95-spacing-sm);
  }

  .win95-window--dialog {
    width: 100%;
    max-width: none;
  }

  /* Ensure touch targets are at least 44px */
  .win95-btn,
  .win95-start-btn,
  .win95-start-menu__item {
    min-height: 44px;
  }

  .win95-title-btn {
    width: 30px;
    height: 30px;
  }

  /* Taskbar windows area hidden on mobile */
  .win95-taskbar__windows {
    display: none;
  }
}