/* Digital Magnifying Glass PWA - Responsive Design */

/* Mobile First - Base styles for mobile devices */
@media screen and (max-width: 480px) {
  :root {
    --spacing-xs: 0.2rem;
    --spacing-sm: 0.4rem;
    --spacing-md: 0.8rem;
    --spacing-lg: 1.2rem;
    --spacing-xl: 1.6rem;
  }

  /* Control panel adjustments for mobile */
  .control-panel {
    padding: var(--spacing-xs);
    gap: var(--spacing-xs);
  }

  .zoom-controls {
    gap: var(--spacing-xs);
  }

  .zoom-slider {
    width: 100px;
  }

  .control-btn {
    min-width: 2.5rem;
    min-height: 2.5rem;
    padding: var(--spacing-xs);
  }

  .btn-text {
    display: none; /* Hide text on small screens */
  }

  .zoom-display {
    gap: 2px;
  }

  .zoom-level {
    font-size: 10px;
    min-width: 2rem;
  }

  /* Status bar adjustments */
  .status-bar {
    padding: 2px var(--spacing-xs);
    font-size: 10px;
  }

  .privacy-notice {
    display: none; /* Hide on very small screens */
  }

  /* Permission notice adjustments */
  .permission-content {
    padding: var(--spacing-md);
    margin: var(--spacing-sm);
  }

  .permission-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  /* Settings panel adjustments */
  .settings-content {
    padding: var(--spacing-md);
    max-width: 90vw;
  }
}

/* Standard mobile devices */
@media screen and (min-width: 481px) and (max-width: 768px) {
  .control-btn {
    min-width: 3rem;
    min-height: 3rem;
  }

  .zoom-slider {
    width: 120px;
  }

  .btn-text {
    font-size: 11px;
  }
}

/* Tablets */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  :root {
    --control-height: 3.5rem;
  }

  .control-panel {
    padding: var(--spacing-md);
  }

  .control-btn {
    min-width: 3.5rem;
    min-height: 3.5rem;
    padding: var(--spacing-sm);
  }

  .zoom-slider {
    width: 140px;
  }

  .btn-icon {
    width: 1.5rem;
    height: 1.5rem;
  }

  .btn-text {
    font-size: var(--font-size-sm);
  }

}

/* Desktop and large tablets */
@media screen and (min-width: 1025px) {
  :root {
    --control-height: 4rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
  }

  .app-container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .control-panel {
    padding: var(--spacing-lg);
    border-top: 2px solid var(--border-color);
  }

  .control-btn {
    min-width: 4rem;
    min-height: 4rem;
    padding: var(--spacing-md);
  }

  .btn-icon {
    width: 1.75rem;
    height: 1.75rem;
  }

  .btn-text {
    font-size: var(--font-size-md);
  }

  .zoom-controls {
    gap: var(--spacing-lg);
  }

  .zoom-slider {
    width: 200px;
    height: 6px;
  }

  .zoom-slider::-webkit-slider-thumb {
    width: 20px;
    height: 20px;
  }

  .zoom-level {
    font-size: var(--font-size-lg);
    min-width: 4rem;
  }

  /* Desktop layout improvements */
  .top-controls {
    justify-content: space-around;
  }

  .bottom-controls {
    justify-content: center;
    gap: var(--spacing-xl);
  }


  /* Settings panel for desktop */
  .settings-content {
    max-width: 500px;
  }
}

/* Landscape orientation adjustments */
@media screen and (orientation: landscape) and (max-height: 500px) {
  .control-panel {
    padding: var(--spacing-xs);
  }

  .control-btn {
    min-height: 2rem;
    padding: var(--spacing-xs);
  }

  .btn-text {
    display: none;
  }

  .zoom-level {
    display: none;
  }

  .status-bar {
    display: none;
  }
}

/* High DPI displays */
@media screen and (-webkit-min-device-pixel-ratio: 2),
       screen and (min-resolution: 192dpi) {
  .btn-icon {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  .control-btn {
    transition: none; /* Reduce animations on touch devices */
  }

  .control-btn:active {
    transform: scale(0.95);
  }

  /* Larger touch targets */
  .zoom-slider::-webkit-slider-thumb {
    width: 24px;
    height: 24px;
  }

}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .control-btn,
  .zoom-slider,
  .filter-select {
    transition: none;
  }

  .flashlight-btn.active::after,
  .freeze-btn.active {
    animation: none;
  }
}

/* Print media */
@media print {
  .control-panel,
  .status-bar,
  .settings-panel,
  .permission-notice,
  .offline-notice {
    display: none !important;
  }

  .viewfinder-container {
    height: auto !important;
    page-break-inside: avoid;
  }

  .camera-stream,
  .frozen-image {
    height: auto !important;
    max-height: 70vh !important;
  }
}

/* Container queries for advanced responsive design */
@supports (container-type: inline-size) {
  .control-panel {
    container-type: inline-size;
  }

  @container (max-width: 400px) {
    .btn-text {
      display: none;
    }
  }

}