/**
 * WatchVault Enhanced - Responsive Design
 * Mobile-first responsive styles
 */

/* ==========================================================================
   Base Responsive Utilities
   ========================================================================== */

/* Container queries for modern browsers */
@container (max-width: 768px) {
  .container-responsive {
    padding: 0 16px;
  }
}

/* Flex utilities for responsive layouts */
.flex-responsive {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.flex-responsive > * {
  flex: 1;
  min-width: 250px;
}

/* ==========================================================================
   Mobile First - Base Styles (320px+)
   ========================================================================== */

/* Typography scaling */
html {
  font-size: 14px;
}

.container {
  padding: 0 16px;
  max-width: none;
}

/* Navigation adjustments */
.nav-menu {
  flex-direction: column;
  gap: 8px;
}

.nav-btn {
  justify-content: flex-start;
  padding: 12px 16px;
}

.nav-btn .nav-text {
  display: block;
}

/* Header responsive */
.app-header {
  padding: 12px 16px;
}

.header-title {
  font-size: 1.25rem;
}

.user-menu {
  position: relative;
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 200px;
  z-index: 1000;
}

/* Main content area */
.app-main {
  padding: 16px;
}

.view-header {
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.view-header h1 {
  font-size: 1.5rem;
}

.view-actions {
  width: 100%;
}

.view-actions .btn {
  width: 100%;
  justify-content: center;
}

/* Collection grid responsive */
.collection-grid {
  grid-template-columns: 1fr;
  gap: 16px;
}

.owner-tabs {
  flex-direction: column;
  gap: 0.25rem;
  margin: 1rem 0;
}

.owner-tab {
  padding: 0.5rem 1rem;
  text-align: left;
  border-radius: var(--radius-sm);
}

.owner-tab.active::after {
  display: none;
}

.watch-card {
  padding: 16px;
}

.watch-card .watch-image {
  height: 180px;
}

.watch-actions {
  flex-direction: column;
  gap: 8px;
}

.watch-actions .btn {
  width: 100%;
}

/* Form responsive */
.form-row {
  flex-direction: column;
  gap: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.btn-group {
  flex-direction: column;
  gap: 8px;
}

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

/* ==========================================================================
   Small Tablets (576px+)
   ========================================================================== */

@media (min-width: 576px) {
  html {
    font-size: 15px;
  }

  .container {
    max-width: 540px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* Collection grid - 2 columns */
  .collection-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  /* Form improvements */
  .form-row {
    flex-direction: row;
  }

  .form-row .form-group {
    flex: 1;
  }

  /* Button groups */
  .btn-group {
    flex-direction: row;
    justify-content: flex-start;
  }

  .btn-group .btn {
    width: auto;
    min-width: 120px;
  }

  /* View actions */
  .view-actions {
    width: auto;
  }

  .view-actions .btn {
    width: auto;
  }
}

/* ==========================================================================
   Tablets (768px+)
   ========================================================================== */

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }

  .container {
    max-width: 720px;
    padding: 0 24px;
  }

  /* Layout adjustments */
  .app-layout {
    flex-direction: row;
  }

  .app-sidebar {
    width: 280px;
    min-height: 100vh;
    border-right: 1px solid var(--border-color);
  }

  .app-content {
    flex: 1;
    overflow-y: auto;
  }

  /* Navigation back to horizontal */
  .nav-menu {
    flex-direction: column;
  }

  .nav-btn {
    justify-content: flex-start;
  }

  /* Header improvements */
  .app-header {
    padding: 16px 24px;
  }

  .header-title {
    font-size: 1.5rem;
  }

  /* Main content */
  .app-main {
    padding: 24px;
  }

  .view-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .view-header h1 {
    font-size: 2rem;
  }

  /* Collection grid - 3 columns */
  .collection-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .watch-card {
    padding: 20px;
  }

  .watch-card .watch-image {
    height: 200px;
  }

  .watch-actions {
    flex-direction: row;
    gap: 12px;
  }

  .watch-actions .btn {
    width: auto;
    flex: 1;
  }

  /* Modal improvements */
  .modal-dialog {
    margin: 40px auto;
  }

  /* Table responsive */
  .table-wrapper {
    overflow-x: visible;
  }

  .data-table {
    font-size: 1rem;
  }
}

/* ==========================================================================
   Desktop (992px+)
   ========================================================================== */

@media (min-width: 992px) {
  .container {
    max-width: 960px;
    padding: 0 32px;
  }

  /* Collection grid - 4 columns */
  .collection-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
  }

  /* Enhanced sidebar */
  .app-sidebar {
    width: 320px;
  }

  .nav-menu {
    padding: 24px 16px;
  }

  .nav-btn {
    padding: 16px 20px;
    margin-bottom: 4px;
    border-radius: var(--border-radius-lg);
  }

  /* Main content improvements */
  .app-main {
    padding: 32px;
  }

  /* Stats grid */
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
  }

  .stat-card {
    padding: 24px;
    text-align: center;
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
  }

  .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
  }

  .stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
}

/* ==========================================================================
   Large Desktop (1200px+)
   ========================================================================== */

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }

  /* Collection grid - 5 columns for large screens */
  .collection-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  /* Enhanced layout */
  .app-sidebar {
    width: 280px;
  }

  /* Large modal dialogs */
  .modal-large .modal-dialog {
    max-width: 1000px;
  }

  /* Dashboard enhancements */
  .dashboard-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
  }

  .dashboard-main {
    min-height: 600px;
  }

  .dashboard-sidebar {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: 24px;
  }
}

/* ==========================================================================
   Extra Large (1400px+)
   ========================================================================== */

@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }

  /* Maximum 6 columns for very large screens */
  .collection-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .app-sidebar,
  .app-header,
  .view-actions,
  .watch-actions,
  .btn,
  .modal,
  .toast-container {
    display: none !important;
  }

  .app-main {
    padding: 0;
  }

  .collection-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .watch-card {
    break-inside: avoid;
    border: 1px solid #000;
    margin-bottom: 20px;
  }

  .watch-image {
    height: auto;
  }

  body {
    font-size: 12pt;
    line-height: 1.4;
    color: #000;
    background: #fff;
  }
}

/* ==========================================================================
   Accessibility & Reduced Motion
   ========================================================================== */

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

  .loading-spinner .spinner-circle {
    animation: none;
    border-top-color: transparent;
    border-right-color: var(--primary-color);
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .watch-card,
  .modal-dialog,
  .toast {
    border: 2px solid;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* ==========================================================================
   Hover/Touch Device Adaptations
   ========================================================================== */

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .nav-btn,
  .watch-card {
    min-height: 44px; /* Minimum touch target size */
  }

  .btn-sm {
    min-height: 40px;
    padding: 8px 16px;
  }

  /* Remove hover effects on touch devices */
  .watch-card:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
  }

  .btn:hover {
    transform: none;
  }

  /* Increase spacing for easier touch navigation */
  .nav-menu {
    gap: 8px;
  }

  .watch-actions {
    gap: 12px;
  }
}

/* Mouse/precision pointer optimizations */
@media (hover: hover) and (pointer: fine) {
  /* Enhanced hover effects for precise pointing devices */
  .watch-card {
    cursor: pointer;
  }

  .nav-btn:hover .nav-icon {
    transform: scale(1.1);
  }

  /* Tooltip support */
  [data-tooltip] {
    position: relative;
  }

  [data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 8px 12px;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 1000;
    margin-bottom: 4px;
  }
}

/* ==========================================================================
   Landscape/Portrait Adaptations
   ========================================================================== */

@media (max-width: 768px) and (orientation: landscape) {
  .app-header {
    padding: 8px 16px;
  }

  .header-title {
    font-size: 1.125rem;
  }

  .app-main {
    padding: 16px;
  }

  .collection-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .watch-card .watch-image {
    height: 120px;
  }
}

/* ==========================================================================
   Dark Mode Responsive Adjustments
   ========================================================================== */

@media (prefers-color-scheme: dark) {
  .dark-theme .app-sidebar {
    border-right-color: var(--border-color);
  }

  .dark-theme .watch-card {
    border: 1px solid var(--border-color);
  }
}

/* ==========================================================================
   Component-Specific Responsive Rules
   ========================================================================== */

/* Responsive data tables */
@media (max-width: 768px) {
  .table-wrapper {
    overflow-x: auto;
  }

  .data-table {
    min-width: 600px;
  }

  .table-controls {
    padding: 16px;
    flex-direction: column;
    gap: 12px;
  }

  .table-search {
    max-width: none;
  }
}

/* Responsive forms */
@media (max-width: 576px) {
  .form-group {
    margin-bottom: 20px;
  }

  .form-input {
    padding: 14px 16px;
    font-size: 16px; /* Prevent zoom on iOS */
  }

  select.form-input {
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
  }
}

/* Responsive modals */
@media (max-width: 576px) {
  .modal {
    padding: 0;
  }

  .modal-dialog {
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    margin: 0;
    border-radius: 0;
  }

  .modal-body {
    max-height: none;
    padding-bottom: 60px; /* Space for mobile keyboard */
  }
}