/* ============================================================================
   TV_APP - Responsive Design System
   Media queries and responsive utilities
   ============================================================================ */

/* ============================================================================
   Breakpoints
   ============================================================================
   Mobile First Approach:
   - Base: Mobile (< 480px)
   - Small: 480px - 768px
   - Medium: 768px - 992px
   - Large: 992px+
   ============================================================================ */

/* ============================================================================
   Extra Small Devices (Mobile) - max-width: 480px
   ============================================================================ */

@media (max-width: 480px) {
  /* Typography */
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.3rem; }
  h3 { font-size: 1.1rem; }
  h4 { font-size: 1rem; }

  /* Navbar */
  .navbar {
    padding: 8px 12px;
    height: auto;
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .navbar-brand {
    width: 100%;
    justify-content: center;
  }

  .navbar-brand img {
    height: 35px;
  }

  .navbar-title {
    font-size: 1rem;
  }

  .navbar-center {
    position: static;
    transform: none;
    width: 100%;
    margin-top: var(--spacing-xs);
  }

  .navbar-controls {
    width: 100%;
    justify-content: center;
  }

  .nav-btn {
    padding: 8px 12px;
    font-size: 0.75rem;
  }

  /* Buttons */
  .btn,
  .action-btn,
  .control-btn {
    padding: 8px 12px;
    font-size: 0.85rem;
    width: 100%;
  }

  .btn-icon {
    width: 36px;
    height: 36px;
  }

  .btn-group {
    width: 100%;
    flex-direction: column;
  }

  .btn-group > .btn {
    width: 100%;
  }

  /* Cards */
  .card,
  .section,
  .archive-card {
    padding: 12px;
    margin-bottom: var(--spacing-md);
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .card-title {
    font-size: 1.1rem;
  }

  .card-footer {
    flex-direction: column;
  }

  .card-footer .btn {
    width: 100%;
  }

  /* Forms */
  .form-group {
    margin-bottom: var(--spacing-md);
  }

  .form-input,
  .search-input,
  input,
  select,
  textarea {
    padding: 10px 12px;
    font-size: 16px; /* Prevents zoom on iOS */
  }

  /* Modals */
  .modal,
  .modal-content {
    max-width: 95%;
    width: 95%;
    max-height: 95vh;
  }

  .modal-header {
    padding: 12px;
  }

  .modal-body {
    padding: 12px;
  }

  .modal-footer {
    padding: 12px;
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

  /* Tables */
  .table {
    font-size: 0.85rem;
  }

  .table th,
  .table td {
    padding: 8px 10px;
  }

  /* Grids */
  .grid {
    grid-template-columns: 1fr !important;
  }

  /* Utilities */
  .hide-mobile {
    display: none !important;
  }

  /* Spacing */
  .mt-4 { margin-top: var(--spacing-lg); }
  .mb-4 { margin-bottom: var(--spacing-lg); }
}

/* ============================================================================
   Small Devices (Small Mobile/Tablet) - 480px to 768px
   ============================================================================ */

@media (min-width: 480px) and (max-width: 768px) {
  /* Typography */
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.4rem; }
  h3 { font-size: 1.2rem; }

  /* Navbar */
  .navbar {
    padding: 12px 18px;
    height: auto;
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .navbar-title {
    font-size: 1.1rem;
  }

  .navbar-center {
    position: static;
    transform: none;
    width: 100%;
    order: 3;
  }

  .nav-btn {
    padding: 10px 15px;
    font-size: 0.85rem;
  }

  /* Buttons */
  .btn,
  .action-btn {
    padding: 10px 15px;
    font-size: 0.9rem;
  }

  .btn-icon {
    width: 40px;
    height: 40px;
  }

  /* Cards */
  .card,
  .section {
    padding: 15px;
    margin-bottom: var(--spacing-lg);
  }

  /* Forms */
  .form-group {
    margin-bottom: var(--spacing-lg);
  }

  .form-input,
  input,
  select,
  textarea {
    font-size: 16px; /* Prevents zoom on iOS */
  }

  /* Grids */
  .grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* Utilities */
  .hide-sm {
    display: none !important;
  }
}

/* ============================================================================
   Medium Devices (Tablets) - 768px to 992px
   ============================================================================ */

@media (min-width: 768px) and (max-width: 992px) {
  /* Navbar */
  .navbar {
    padding: 12px 20px;
  }

  /* Buttons */
  .btn,
  .action-btn {
    padding: 11px 17px;
    font-size: 0.92rem;
  }

  /* Grids */
  .grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* Utilities */
  .hide-md {
    display: none !important;
  }
}

/* ============================================================================
   Large Devices (Desktop) - 992px+
   ============================================================================ */

@media (min-width: 992px) {
  /* Utilities */
  .hide-lg {
    display: none !important;
  }
}

/* ============================================================================
   Landscape Mobile - max-height: 500px with landscape orientation
   ============================================================================ */

@media (max-height: 500px) and (orientation: landscape) {
  /* Navbar */
  .navbar {
    padding: 8px 12px;
    height: 50px;
  }

  .navbar-title {
    font-size: 0.95rem;
  }

  /* Buttons */
  .btn,
  .action-btn,
  .nav-btn {
    padding: 6px 12px;
    font-size: 0.8rem;
  }

  .btn-icon {
    width: 36px;
    height: 36px;
  }

  /* Cards */
  .card {
    padding: 12px;
    margin-bottom: var(--spacing-md);
  }

  /* Forms */
  .form-group {
    margin-bottom: var(--spacing-md);
  }

  .form-input,
  input {
    padding: 8px 12px;
    font-size: 0.9rem;
  }

  /* Tables */
  .table {
    font-size: 0.85rem;
  }

  .table th,
  .table td {
    padding: 6px 10px;
  }

  /* Hide less important elements */
  .navbar-status {
    font-size: 0.8rem;
    padding: 4px 8px;
  }
}

/* ============================================================================
   Portrait Orientation - max-width: 600px
   ============================================================================ */

@media (max-width: 600px) and (orientation: portrait) {
  /* Optimize for portrait */
  body {
    overflow-x: hidden;
  }

  .container {
    padding-left: 12px;
    padding-right: 12px;
  }
}

/* ============================================================================
   High Resolution Displays (Retina - min-width: 1920px)
   ============================================================================ */

@media (min-width: 1920px) {
  /* Typography */
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }

  /* Buttons */
  .btn,
  .action-btn {
    padding: 13px 20px;
    font-size: 1rem;
  }

  /* Cards */
  .card {
    padding: 25px;
  }

  /* Container max-width */
  .container {
    max-width: 1800px;
  }
}

/* ============================================================================
   Print Media
   ============================================================================ */

@media print {
  /* Hide interactive elements */
  .navbar,
  .btn,
  .action-btn,
  button,
  .modal,
  .modal-overlay,
  .alert-close,
  .modal-close {
    display: none !important;
  }

  /* Optimize for printing */
  body {
    background: white;
    color: black;
  }

  .card,
  .section {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .table {
    border-collapse: collapse;
  }

  .table th,
  .table td {
    border: 1px solid #ccc;
  }

  a {
    color: black;
    text-decoration: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8rem;
  }
}

/* ============================================================================
   Reduced Motion (Accessibility)
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================================
   Dark Mode (if user preference exists)
   ============================================================================ */

@media (prefers-color-scheme: dark) {
  /* Optional: Add dark mode support here */
  /* This requires additional CSS variables or overrides */
}

/* ============================================================================
   Utility Classes for Responsive Control
   ============================================================================ */

.show-mobile { display: none; }
@media (max-width: 768px) {
  .show-mobile { display: block; }
  .hide-mobile { display: none !important; }
}

.show-tablet { display: none; }
@media (min-width: 768px) and (max-width: 1024px) {
  .show-tablet { display: block; }
  .hide-tablet { display: none !important; }
}

.show-desktop { display: none; }
@media (min-width: 1024px) {
  .show-desktop { display: block; }
  .hide-desktop { display: none !important; }
}

/* ============================================================================
   Flex Responsive
   ============================================================================ */

.flex-responsive {
  display: flex;
  flex-direction: row;
  gap: var(--spacing-md);
}

@media (max-width: 768px) {
  .flex-responsive {
    flex-direction: column;
  }
}

/* ============================================================================
   Grid Responsive
   ============================================================================ */

.grid-responsive {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

@media (max-width: 768px) {
  .grid-responsive {
    grid-template-columns: 1fr;
  }
}