/* ==========================================================================
   DevFlow Responsive & Mobile Breakpoints (responsive.css)
   ========================================================================== */

/* Mobile Sidebar Drawer Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 45;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 1.4rem;
  padding: 0.4rem;
  cursor: pointer;
}

@media (max-width: 900px) {
  .app-main {
    margin-left: 0 !important;
  }

  .sidebar {
    transform: translateX(-100%);
  }

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

  .sidebar-overlay.active {
    display: block;
    opacity: 1;
  }

  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .app-content {
    padding: 1.25rem 1rem;
  }

  .dash-hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

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

  .dash-hero-actions .btn {
    flex: 1;
  }

  .top-navbar {
    padding: 0 1rem;
  }
}

@media (max-width: 600px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .workflow-layout {
    grid-template-columns: 1fr;
  }

  .modal-container {
    max-width: 96vw;
    margin: 0.5rem;
  }

  .social-auth-grid {
    grid-template-columns: 1fr;
  }

  .timer-digits {
    font-size: 3.2rem;
  }

  .timer-circle-wrap {
    width: 260px;
    height: 260px;
  }
}