/* Touch Interaction Optimizations
 * Global improvements for mobile and touch devices
 */

/* Touch-friendly tap targets - minimum 44px */
button,
.btn,
.nav-tab,
.modal-tab,
.stock-card,
.institution-card,
.education-card,
.intelligence-card,
a[role="button"],
input[type="button"],
input[type="submit"],
input[type="reset"],
select,
input[type="checkbox"],
input[type="radio"] {
  min-height: 44px;
  min-width: 44px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(245, 158, 11, 0.3);
}

/* Enhanced touch targets for interactive elements */
.stock-card,
.institution-card,
.education-card,
.intelligence-card {
  min-height: 120px;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

/* Touch feedback - subtle scale and shadow on tap */
.stock-card:active,
.institution-card:active,
.education-card:active,
.intelligence-card:active,
.btn:active,
.nav-tab:active {
  transform: scale(0.98);
  box-shadow: var(--shadow-sm);
}

/* Smooth hover states that work on touch */
@media (hover: hover) {
  .stock-card:hover,
  .institution-card:hover,
  .education-card:hover,
  .intelligence-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }
  
  .btn:hover,
  .nav-tab:hover {
    transform: translateY(-1px);
  }
}

/* Touch scroll improvements */
.modal-content,
.table-responsive,
.nav-tabs,
.opportunities-grid,
.stocks-grid,
.intelligence-grid,
.transparency-grid,
.education-grid {
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}

/* Prevent text selection on interactive elements */
.btn,
.nav-tab,
.modal-tab,
.stock-card,
.institution-card,
.education-card,
.intelligence-card,
.brand-title {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Allow text selection in content areas */
.stock-info,
.stock-description,
.modal-body,
.education-content,
.institution-details,
p,
.text-content {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* Touch-friendly form controls */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="number"],
textarea,
select {
  min-height: 44px;
  padding: var(--space-12) var(--space-16);
  border-radius: var(--radius-base);
  border: 2px solid var(--color-border);
  transition: border-color var(--duration-normal) var(--ease-standard),
              box-shadow var(--duration-normal) var(--ease-standard);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

/* Enhanced checkbox and radio buttons */
input[type="checkbox"],
input[type="radio"] {
  min-width: 20px;
  min-height: 20px;
  margin: var(--space-4);
}

/* Touch-friendly navigation */
.nav-tabs {
  gap: var(--space-4);
  padding: var(--space-8);
}

.nav-tab {
  padding: var(--space-12) var(--space-16);
  border-radius: var(--radius-base);
  transition: all var(--duration-normal) var(--ease-standard);
  position: relative;
  overflow: hidden;
}

/* Ripple effect for touch feedback */
.nav-tab::before,
.btn::before,
.stock-card::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width var(--duration-fast) var(--ease-out),
              height var(--duration-fast) var(--ease-out);
  pointer-events: none;
}

.nav-tab:active::before,
.btn:active::before,
.stock-card:active::before {
  width: 200px;
  height: 200px;
}

/* Prevent zoom on iOS for form inputs */
@media screen and (max-width: 768px) {
  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="search"],
  input[type="number"],
  textarea,
  select {
    font-size: 16px;
  }
}

/* Touch-friendly modal interactions */
.modal-overlay {
  touch-action: none;
}

.modal-content {
  touch-action: pan-y;
  overscroll-behavior: contain;
}

/* Swipe gesture preparations */
.modal-tabs,
.nav-tabs {
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.modal-tabs::-webkit-scrollbar,
.nav-tabs::-webkit-scrollbar {
  display: none;
}

.modal-tab,
.nav-tab {
  scroll-snap-align: start;
  flex-shrink: 0;
}

/* Touch-friendly dropdown menus */
.dropdown,
.select-wrapper {
  position: relative;
}

.dropdown-menu {
  min-width: 200px;
  max-height: 300px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-lg);
}

.dropdown-item {
  min-height: 44px;
  padding: var(--space-12) var(--space-16);
  display: flex;
  align-items: center;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.dropdown-item:active {
  background-color: rgba(245, 158, 11, 0.1);
}

/* Touch-friendly table interactions */
.table-responsive {
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

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

.table-responsive tbody tr {
  min-height: 56px;
}

.table-responsive td,
.table-responsive th {
  padding: var(--space-12) var(--space-16);
  min-width: 120px;
}

/* Touch indicators for scrollable content */
.table-responsive::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 20px;
  background: linear-gradient(to left, rgba(0,0,0,0.1), transparent);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

.table-responsive:hover::after {
  opacity: 1;
}

/* Accessibility improvements for touch */
@media (prefers-reduced-motion: reduce) {
  .stock-card,
  .btn,
  .nav-tab,
  input,
  textarea,
  select {
    transition: none;
  }
  
  .stock-card:active,
  .btn:active,
  .nav-tab:active {
    transform: none;
  }
}

/* Dark mode touch feedback adjustments */
@media (prefers-color-scheme: dark) {
  button,
  .btn,
  .nav-tab,
  .modal-tab,
  .stock-card,
  .institution-card,
  .education-card,
  .intelligence-card {
    -webkit-tap-highlight-color: rgba(245, 158, 11, 0.2);
  }
  
  .nav-tab::before,
  .btn::before,
  .stock-card::before {
    background: rgba(245, 158, 11, 0.1);
  }
}