/* NSStock - Modern Mobile-First CSS */

:root {
  /* Colors */
  --primary: #0066ff;
  --primary-dark: #0052cc;
  --primary-light: #3385ff;
  --secondary: #6c757d;
  --success: #28a745;
  --danger: #dc3545;
  --warning: #ffc107;
  --info: #17a2b8;

  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;

  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;

  --border-color: #dee2e6;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-secondary);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  line-height: 1.25;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

/* Buttons */
button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.625rem 1.25rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  white-space: nowrap;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button:disabled, .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-danger {
  background: var(--danger);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-danger:hover:not(:disabled) {
  background: #c82333;
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background: #5a6268;
}

.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--primary);
  color: white;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-icon {
  padding: 0.5rem;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--radius-md);
}

.btn-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.btn-back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-back:hover {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.btn-back svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Forms */
label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
input[type="file"],
select,
textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  appearance: none;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

input::placeholder {
  color: var(--text-muted);
}

/* Login Page */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: var(--spacing-lg);
}

.login-container {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
}

.login-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.login-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--spacing-md);
  color: var(--primary);
}

.login-card h1 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.login-subtitle {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.login-form .form-group {
  margin-bottom: var(--spacing-lg);
}

.login-form .form-group:last-of-type {
  margin-bottom: var(--spacing-xl);
}

.login-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  color: var(--text-muted);
}

.error-msg {
  padding: 0.75rem 1rem;
  margin-bottom: var(--spacing-lg);
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
}

.btn-loading {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.spinner {
  width: 1.25rem;
  height: 1.25rem;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Dashboard Page */
.dashboard-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.main-content {
  padding: var(--spacing-md) var(--spacing-lg);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.app-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-info {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.dashboard-container {
  flex: 1;
  padding: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.dashboard-grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.dashboard-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}

.dashboard-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.dashboard-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.dashboard-card:hover::before {
  transform: scaleY(1);
}

.dashboard-card:active {
  transform: translateY(-2px);
}

.card-primary .card-icon {
  color: var(--primary);
}

.card-secondary .card-icon {
  color: var(--secondary);
}

.card-tertiary .card-icon {
  color: var(--info);
}

.card-quaternary .card-icon {
  color: var(--success);
}

.card-icon {
  flex-shrink: 0;
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

.card-icon svg {
  width: 2rem;
  height: 2rem;
}

.card-content {
  flex: 1;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.card-arrow {
  font-size: 1.5rem;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.dashboard-card:hover .card-arrow {
  transform: translateX(4px);
}

.dashboard-footer {
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--text-muted);
}

/* Top Bar */
.topbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar h1 {
  flex: 1;
  font-size: 1.25rem;
  font-weight: 600;
}

.topbar-extra {
  padding: 0 var(--spacing-lg) var(--spacing-md);
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

/* Container */
.container {
  padding: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

/* Actions Bar */
.actions-bar {
  margin-bottom: var(--spacing-lg);
}

/* Content Section */
.content-section {
  margin-bottom: var(--spacing-xl);
}

.content-section h2 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* Collapsible Section Header */
.collapsible-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  user-select: none;
  transition: color var(--transition-fast);
}

.collapsible-header:hover {
  color: var(--primary);
}

.collapse-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition-base);
}

.collapsible-header.collapsed .collapse-icon {
  transform: rotate(-90deg);
}

.collapsible-content {
  transition: all var(--transition-base);
  overflow: hidden;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.section-header h2 {
  margin: 0;
}

/* List Grid */
.list-grid {
  display: grid;
  gap: var(--spacing-md);
}

/* Printer List - Always Column Layout */
.printer-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.list-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
}

.list-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
  border-color: var(--primary);
}

.list-item:active {
  transform: translateX(2px);
}

.list-item.completed {
  opacity: 0.9;
  background: var(--bg-secondary);
}

.list-item-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  color: var(--primary);
}

.list-item-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.list-item.completed .list-item-icon {
  background: var(--success);
  color: white;
}

.list-item-content {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.list-item-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.list-item-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list-item-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list-item-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.list-item-action svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-muted);
}

.icon-success {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--success);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.625rem;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  color: white;
  background: var(--primary);
  border-radius: 1rem;
}

.badge-lg {
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
}

.badge.success {
  background: var(--success);
}

.badge.warning {
  background: var(--warning);
  color: var(--text-primary);
}

/* Scan Area */
.scan-area {
  margin-bottom: var(--spacing-xl);
}

.scan-label {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.scan-input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.scan-icon {
  position: absolute;
  left: 1rem;
  width: 1.5rem;
  height: 1.5rem;
  color: var(--text-muted);
  pointer-events: none;
}

.scan-input-group input {
  padding-left: 3rem;
  font-size: 1.125rem;
  font-family: var(--font-mono);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  animation: modalFadeIn var(--transition-base);
}

.modal.hidden {
  display: none;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 500px;
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  animation: modalSlideUp var(--transition-base);
}

@keyframes modalSlideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-close svg {
  width: 1.25rem;
  height: 1.25rem;
}

.modal-body {
  padding: var(--spacing-xl);
}

.product-info {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.product-image {
  flex-shrink: 0;
  width: 5rem;
  height: 5rem;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.product-details {
  flex: 1;
  min-width: 0;
}

.product-details h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.text-muted {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.text-info {
  font-size: 0.875rem;
  color: var(--info);
  font-weight: 500;
  margin-top: var(--spacing-xs);
}

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

.qty-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.qty-btn {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.qty-btn:hover:not(:disabled) {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.qty-btn:active:not(:disabled) {
  transform: scale(0.95);
}

.qty-btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

.qty-controls input[type="number"] {
  flex: 1;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
  padding: 0.75rem;
}

/* Remove number input spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
}

/* Loading Spinner */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  color: var(--text-muted);
}

.loading-spinner svg {
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--spacing-md);
  animation: spin 0.8s linear infinite;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* Details (Accordion) */
details {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: var(--spacing-sm);
}

details summary::-webkit-details-marker {
  display: none;
}

details summary::after {
  content: '▼';
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

details[open] summary::after {
  transform: rotate(180deg);
}

details[open] summary {
  margin-bottom: var(--spacing-md);
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--text-primary);
  color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-weight: 500;
  z-index: 2000;
  max-width: calc(100% - 2rem);
  transition: transform var(--transition-base);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.toast-success {
  background: var(--success);
}

.toast-error {
  background: var(--danger);
}

.toast-info {
  background: var(--info);
}

/* Utility Classes */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Media Queries */
@media (min-width: 640px) {
  .dashboard-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  html {
    font-size: 17px;
  }

  .container {
    padding: var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .list-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Focus Styles for Accessibility */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

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

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000;
  }

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

/* App Modal System */
#app-modal-container {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
}

.app-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: all;
}

.app-modal.show {
  opacity: 1;
}

.app-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.app-modal-content {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  animation: slideUp var(--transition-base);
  text-align: center;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.app-modal-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--spacing-lg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-modal-icon svg {
  width: 2rem;
  height: 2rem;
}

.modal-icon-success {
  background: rgba(40, 167, 69, 0.1);
  color: var(--success);
}

.modal-icon-error {
  background: rgba(220, 53, 69, 0.1);
  color: var(--danger);
}

.modal-icon-warning {
  background: rgba(255, 193, 7, 0.1);
  color: var(--warning);
}

.modal-icon-info {
  background: rgba(23, 162, 184, 0.1);
  color: var(--info);
}

.app-modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.app-modal-message {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.app-modal-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

.app-modal-actions .btn {
  flex: 1;
  min-width: 100px;
}

/* Dark Mode Support (optional - can be enabled later) */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #121212;
    --bg-tertiary: #2a2a2a;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;
    --border-color: #343a40;
  }

  .login-page {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  }
}

/* ====================================
   WAREHOUSE SELECTION
   ==================================== */

.warehouse-select-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
}

.warehouse-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.warehouse-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  text-align: center;
  border: 2px solid transparent;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.warehouse-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.warehouse-card:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.warehouse-card:active {
  transform: translateY(-2px);
}

.warehouse-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}

.warehouse-icon svg {
  width: 36px;
  height: 36px;
  color: white;
}

.warehouse-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.warehouse-card-footer {
  margin-top: var(--spacing-sm);
}

.warehouse-action {
  font-size: 0.9375rem;
  color: var(--primary);
  font-weight: 500;
  transition: transform var(--transition-base);
  display: inline-block;
}

.warehouse-card:hover .warehouse-action {
  transform: translateX(4px);
}

/* Header with warehouse badge */
.header-title-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.almacen-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--primary);
  color: white;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Empty and error states */
.empty-state,
.error-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-secondary);
}

.empty-state svg,
.error-state svg {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  opacity: 0.5;
}

.empty-state p,
.error-state p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-lg);
}

/* Responsive */
@media (max-width: 768px) {
  .warehouse-grid {
    grid-template-columns: 1fr;
  }

  .header-title-group {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .almacen-badge {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* ====================================
   SWIPE ACTIONS (Android-style)
   ==================================== */

.swipe-container {
  position: relative;
  overflow: hidden;
  touch-action: pan-y;
}

.swipe-item {
  position: relative;
  z-index: 2;
  background: var(--bg-primary);
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform;
}

.swipe-item.swiping {
  transition: none;
}

.swipe-actions {
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.swipe-actions-left {
  left: 0;
  right: auto;
  background: var(--info);
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-xl);
}

.swipe-actions-right {
  right: 0;
  left: auto;
  background: var(--danger);
  padding-right: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.swipe-action-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: white;
  font-weight: 600;
  min-width: 80px;
}

.swipe-action-content svg {
  width: 1.5rem;
  height: 1.5rem;
  stroke-width: 2.5;
}

.swipe-action-text {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Animación al completar la acción */
.swipe-item.swipe-completing {
  transition: transform 0.2s ease-out, opacity 0.2s ease-out;
}

.swipe-item.swipe-completed-left {
  transform: translateX(100%) !important;
  opacity: 0;
}

.swipe-item.swipe-completed-right {
  transform: translateX(-100%) !important;
  opacity: 0;
}

/* ====================================
   ENTRY DETAIL - QUANTITY COMPARISON
   ==================================== */

/* Albaran header info */
.albaran-header {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.albaran-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.albaran-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}

.albaran-info-row:last-child {
  border-bottom: none;
}

.albaran-info-row .label {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.albaran-info-row .value {
  font-weight: 500;
  color: var(--text-primary);
}

/* Status indicators */
.status-success,
.status-warning {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
}

.status-success {
  background: rgba(40, 167, 69, 0.1);
  color: var(--success);
}

.status-warning {
  background: rgba(255, 152, 0, 0.1);
  color: #ff9800;
}

.status-icon {
  font-size: 1rem;
}

/* Warning text color */
.text-warning {
  color: #ff9800;
  font-weight: 600;
}

/* List item with warning for differences */
.list-item.difference-warning {
  border: 2px solid #ff9800;
  background: rgba(255, 152, 0, 0.05);
}

.list-item.difference-warning:hover {
  border-color: #f57c00;
  background: rgba(255, 152, 0, 0.1);
}

/* Warning icon in list */
.list-item-icon.warning {
  background: rgba(255, 152, 0, 0.1);
  color: #ff9800;
}

.icon-warning {
  width: 1rem;
  height: 1rem;
  color: #ff9800;
  margin-right: var(--spacing-xs);
}

.difference-indicator {
  display: flex;
  align-items: center;
  margin-top: var(--spacing-xs);
  color: #ff9800;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Quantity comparison display */
.qty-comparison {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: flex-end;
}

.qty-comparison.has-difference {
  padding: var(--spacing-sm);
  background: rgba(255, 152, 0, 0.1);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 152, 0, 0.3);
}

.qty-expected,
.qty-real {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.qty-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.qty-value {
  min-width: 2.5rem;
  text-align: center;
}

.qty-expected .qty-value {
  background: var(--secondary);
}

.qty-real .qty-value {
  background: var(--primary);
}

.has-difference .qty-expected .qty-value {
  background: #ff9800;
}

.has-difference .qty-real .qty-value {
  background: #f57c00;
}

/* Responsive adjustments */
@media (min-width: 640px) {
  .qty-comparison {
    flex-direction: row;
    gap: var(--spacing-md);
  }

  .albaran-info-row {
    padding: var(--spacing-md) 0;
  }
}

/* ====================================
   LOCKED ALBARANES
   ==================================== */

/* Locked list item styling */
.list-item.locked {
  opacity: 0.7;
  background: var(--bg-secondary);
  cursor: not-allowed;
}

.list-item.locked:hover {
  background: var(--bg-secondary);
  transform: none;
  border-color: transparent;
}

.list-item-icon.locked {
  background: rgba(108, 117, 125, 0.1);
  color: var(--secondary);
}

/* Text for locked items - subtle */
.text-locked {
  color: var(--text-secondary) !important;
  font-weight: 600 !important;
  font-size: 0.875rem;
}

/* Toast warning style */
.toast-warning {
  background: #ff9800 !important;
  color: #ffffff !important;
}

/* ====================================
   MOBILE HEADER MENU
   ==================================== */

/* Mobile header layout */
.mobile-header {
  position: relative;
}

/* Three-dot menu button */
.btn-menu {
  padding: 0.5rem;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-menu:hover {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

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

/* Dropdown menu */
.header-menu {
  position: absolute;
  top: 100%;
  right: 0;
  width: 280px;
  max-width: calc(100vw - 2rem);
  margin-top: var(--spacing-sm);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  z-index: 1000;
  animation: menuSlideDown var(--transition-base);
}

@keyframes menuSlideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header-menu-content {
  padding: var(--spacing-sm);
}

/* User section in menu */
.menu-user-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
}

.menu-user-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.menu-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.menu-value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.menu-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* Menu items */
.menu-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  width: 100%;
  padding: var(--spacing-md);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 500;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.menu-item:hover {
  background: var(--bg-secondary);
}

.menu-item:active {
  transform: scale(0.98);
}

.menu-item-danger {
  color: var(--danger);
}

.menu-item-danger:hover {
  background: rgba(220, 53, 69, 0.1);
}

/* Radius pill for badge */
.radius-pill {
  border-radius: 50px;
}

:root {
  --radius-pill: 50px;
}

/* Responsive mobile header */
@media (max-width: 768px) {
  .header-title-group {
    flex: 1;
    justify-content: center;
  }

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

  .almacen-badge {
    font-size: 0.75rem;
  }
}


/* ====================================
   FIXED FOOTER WITH ACTION BUTTONS
   ==================================== */

.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
  z-index: 90;
  padding: var(--spacing-md);
  padding-bottom: max(var(--spacing-md), env(safe-area-inset-bottom));
}

.footer-content {
  display: flex;
  gap: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
  justify-content: center;
}

.footer-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
  min-height: 48px;
  flex: 1;
  max-width: 400px;
}

.footer-btn:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.footer-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.footer-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.footer-btn svg {
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2.5;
}

.footer-btn.btn-secondary {
  background: var(--secondary);
}

.footer-btn.btn-secondary:hover {
  background: var(--text-secondary);
}

.footer-btn.btn-success {
  background: var(--success);
}

.footer-btn.btn-success:hover {
  background: #218838;
}

.footer-btn.btn-danger {
  background: var(--danger);
}

.footer-btn.btn-danger:hover {
  background: #c82333;
}

/* Add padding to body when footer is present */
body:has(.app-footer) .container,
body:has(.app-footer) .dashboard-container {
  padding-bottom: calc(80px + var(--spacing-lg));
}

/* Responsive footer */
@media (max-width: 640px) {
  .footer-content {
    flex-direction: column;
  }

  .footer-btn {
    width: 100%;
    max-width: none;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .footer-btn {
    flex: 0 1 auto;
    min-width: 200px;
  }
}


/* ====================================
   RECEPCIONES POR ALMACÉN
   ==================================== */

.recepciones-list {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
}

.recepcion-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) 0;
  font-size: 0.875rem;
}

.recepcion-almacen {
  color: var(--text-secondary);
  font-weight: 500;
}

.recepcion-cantidad {
  color: var(--primary);
  font-weight: 600;
}

.cantidades-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.125rem;
  font-weight: 600;
}

.cantidad-recibida {
  color: var(--primary);
}

.cantidad-separador {
  color: var(--text-muted);
}

.cantidad-esperada {
  color: var(--text-secondary);
}

.list-item.has-warning {
  border-left: 3px solid var(--warning);
}

/* Visual indicator for completed lines - green border */
.list-item.completed {
  border-left: 4px solid var(--success);
  background: rgba(40, 167, 69, 0.02);
}

.list-item.completed:hover {
  background: rgba(40, 167, 69, 0.05);
}

/* ====================================
   SIMPLIFIED ENTRY DESIGN
   ==================================== */

/* Simplified entry layout - no flex, just stacked */
.list-item-content.entry-simple {
  display: block;
}

.list-item-content.entry-simple .list-item-title {
  margin-bottom: var(--spacing-xs);
  word-wrap: break-word;
  white-space: normal;
}

.list-item-content.entry-simple .list-item-subtitle {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  word-break: break-all;
  white-space: normal;
  margin-bottom: var(--spacing-xs);
}

/* Warning and pending text for entry */
.entry-warning {
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 600;
}

.entry-pending {
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 500;
}

/* ====================================
   LANDSCAPE LOCK
   ==================================== */

.landscape-warning {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: var(--bg-primary);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  text-align: center;
}

.landscape-warning-icon {
  width: 5rem;
  height: 5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--primary);
  animation: rotatePhone 1.5s ease-in-out infinite;
}

.landscape-warning-icon svg {
  width: 100%;
  height: 100%;
}

.landscape-warning-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.landscape-warning-message {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 400px;
}

@keyframes rotatePhone {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-10deg);
  }
  75% {
    transform: rotate(10deg);
  }
}

@media (orientation: landscape) and (max-height: 600px) {
  .landscape-warning {
    display: flex;
  }

  body > *:not(.landscape-warning) {
    display: none !important;
  }
}

/* PWA Install Button (optional) */
.pwa-install-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
  color: white;
  padding: var(--spacing-md);
  display: none;
  align-items: center;
  gap: var(--spacing-md);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  animation: slideUp 0.3s ease-out;
}

.pwa-install-banner.show {
  display: flex;
}

.pwa-install-content {
  flex: 1;
}

.pwa-install-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.pwa-install-message {
  font-size: 0.875rem;
  opacity: 0.9;
}

.pwa-install-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-install {
  background: white;
  color: var(--primary);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.btn-install:hover {
  transform: scale(1.05);
}

.btn-dismiss {
  background: transparent;
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.btn-dismiss:hover {
  background: rgba(255, 255, 255, 0.1);
}