/* TouchPOS Component Styles */

/* 1. BUTTONS */
.btn {
  height: var(--touch-btn-height);
  min-height: var(--touch-min-target);
  padding: 0 var(--space-md);
  font-size: var(--font-size-base);
  border: 1px solid transparent;
}
.btn-sm {
  height: var(--touch-btn-height-sm);
  padding: 0 var(--space-sm);
  font-size: var(--font-size-sm);
}
.btn-lg {
  height: var(--touch-btn-height-lg);
  padding: 0 var(--space-lg);
  font-size: var(--font-size-lg);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-text);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--color-text-main);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg-surface-elevated);
  border-color: #CBD5E1;
}

.btn-danger {
  background: var(--color-danger);
  color: #FFFFFF;
}
.btn-danger:hover:not(:disabled) {
  background: var(--color-danger-hover);
}

.btn-warning {
  background: var(--color-warning);
  color: #FFFFFF;
}
.btn-warning:hover:not(:disabled) {
  background: var(--color-warning-hover);
}

.btn-outline-danger {
  background: transparent;
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-outline-danger:hover:not(:disabled) {
  background: var(--color-danger-light);
}

/* 2. TOUCH FORM INPUTS */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  margin-bottom: var(--space-md);
}
.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
}
.input-touch {
  height: var(--touch-btn-height);
  min-height: var(--touch-min-target);
  background: #FFFFFF;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0 var(--space-md);
  color: var(--color-text-main);
  font-size: var(--font-size-base);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input-touch:focus {
  border-color: var(--color-accent);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.search-bar-wrap {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}
.search-bar-wrap .search-icon {
  position: absolute;
  left: 14px;
  color: var(--color-text-muted);
  pointer-events: none;
}
.search-bar-wrap .input-search {
  width: 100%;
  padding-left: 44px;
  padding-right: 44px;
  font-size: var(--font-size-base);
}
.search-bar-wrap .btn-clear-search {
  position: absolute;
  right: 8px;
  height: 36px;
  width: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.search-bar-wrap .btn-clear-search:hover {
  background: var(--color-bg-surface-elevated);
  color: var(--color-text-main);
}

/* 3. MODALS */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: var(--space-md);
}
.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-dialog {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(16px) scale(0.98);
  transition: transform var(--transition-normal);
}
.modal-backdrop.active .modal-dialog {
  transform: translateY(0) scale(1);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background: #FFFFFF;
}
.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
}
.modal-body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
  background: #FFFFFF;
}
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-surface-elevated);
}

/* 4. ON-SCREEN TOUCH NUMPAD */
.touch-numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xs);
  width: 100%;
  margin-top: var(--space-sm);
}
.numpad-key {
  height: 58px;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}
.numpad-key:hover {
  background: #F8FAFC;
  border-color: var(--color-border-focus);
}
.numpad-key:active {
  background: #F1F5F9;
  transform: scale(0.97);
}
.numpad-key.key-action {
  background: #FFFBEB;
  color: var(--color-warning);
  border-color: #FDE68A;
}
.numpad-key.key-backspace {
  background: #FEF2F2;
  color: var(--color-danger);
  border-color: #FECACA;
}

/* 5. QUICK CASH BUTTONS */
.quick-cash-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}
.btn-quick-cash {
  height: 48px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}
.btn-quick-cash:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

/* 6. TOAST NOTIFICATIONS */
#toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  z-index: 2000;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-main);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  min-width: 280px;
  max-width: 420px;
  animation: slideInRight 250ms ease;
}
.toast-success { border-left: 4px solid var(--color-primary); }
.toast-error { border-left: 4px solid var(--color-danger); }
.toast-warning { border-left: 4px solid var(--color-warning); }
.toast-info { border-left: 4px solid var(--color-accent); }

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* 7. APP TOP NAV BAR */
.pos-navbar {
  height: 60px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  z-index: 50;
  flex-shrink: 0;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.04);
}
.pos-nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  text-decoration: none;
}
.pos-nav-brand span {
  color: var(--color-text-main);
}
.pos-nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.pos-nav-links::-webkit-scrollbar {
  display: none;
}
.nav-link-btn {
  height: 40px;
  padding: 0 var(--space-md);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}
.nav-link-btn:hover {
  background: var(--color-bg-surface-elevated);
  color: var(--color-text-main);
}
.nav-link-btn.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}
.user-badge-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 4px 12px;
  background: var(--color-bg-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
}