/**
 * Layout Styles
 * Navigation, grid system, page structure, and responsive design
 */

/* ==================== BASE STYLES ==================== */

* {
  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-family-base);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
}

/* ==================== APP SHELL ==================== */

.app {
  display: flex;
  min-height: 100vh;
}

/* ==================== SIDEBAR ==================== */

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: var(--z-sticky);
  transition: width var(--transition-normal);
}

.sidebar-header {
  display: flex;
  align-items: center;
  height: var(--header-height);
  padding: 0 var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text-primary);
}

.sidebar-logo-icon {
  width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  color: white;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  white-space: nowrap;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

.sidebar-nav-list {
  list-style: none;
}

.sidebar-nav-item {
  margin-bottom: var(--space-1);
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.sidebar-nav-link:hover {
  background-color: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.sidebar-nav-link.active {
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
}

.sidebar-nav-link .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-nav-link.active .icon {
  opacity: 1;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.sidebar-version {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  text-align: center;
}

/* ==================== MAIN CONTENT ==================== */

.main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
}

/* ==================== HEADER ==================== */

.header {
  height: var(--header-height);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ==================== PAGE CONTENT ==================== */

.page {
  flex: 1;
  padding: var(--space-6);
  max-width: var(--container-max-width);
  width: 100%;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.page-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.page-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ==================== CONTENT SECTIONS ==================== */

.content-section {
  margin-bottom: var(--space-8);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

/* ==================== TOOLBAR ==================== */

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ==================== FILTERS ==================== */

.filters {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.filter-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ==================== GRID SYSTEM ==================== */

.grid {
  display: grid;
  gap: var(--space-6);
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ==================== SPLIT PANE ==================== */

.split-pane {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  height: calc(100vh - var(--header-height) - var(--space-12));
}

.split-pane-left,
.split-pane-right {
  overflow: auto;
}

/* ==================== EMPTY STATE ==================== */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
  text-align: center;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-4);
  color: var(--color-text-tertiary);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 400px;
  margin-bottom: var(--space-6);
}

/* ==================== LOADING STATE ==================== */

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

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

.loading-text {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ==================== API KEY PROMPT ==================== */

.api-key-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-6);
  background-color: var(--color-bg-primary);
}

.api-key-card {
  width: 100%;
  max-width: 400px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
}

.api-key-logo {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: white;
  margin: 0 auto var(--space-6);
}

.api-key-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.api-key-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* ==================== MODAL ==================== */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  padding: var(--space-4);
}

.modal {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}

.modal-lg {
  max-width: 900px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  padding: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.2);
}

/* ==================== TOAST ==================== */

.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 300px;
  max-width: 400px;
  animation: slideIn var(--transition-normal);
}

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

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-error);
}

.toast.warning {
  border-left: 4px solid var(--color-warning);
}

.toast.info {
  border-left: 4px solid var(--color-info);
}

.toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

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

.toast.error .toast-icon {
  color: var(--color-error);
}

.toast.warning .toast-icon {
  color: var(--color-warning);
}

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

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.toast-message {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.toast-close {
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast-close:hover {
  color: var(--color-text-primary);
}

/* ==================== RESPONSIVE ==================== */

/* Mobile-first Breakpoints */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .split-pane {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --sidebar-width: 0;
  }

  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    width: var(--sidebar-width-mobile, 280px);
  }

  .main {
    margin-left: 0;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-left,
  .toolbar-right {
    justify-content: space-between;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .modal {
    max-width: 100%;
    margin: var(--space-4);
  }

  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
  }

  .toast {
    max-width: 100%;
  }
}

/* ==================== HAMBURG MENU PATTERN ==================== */

.hamburger-menu {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.hamburger-menu.active {
  background-color: var(--color-primary-subtle);
  border-color: var(--color-primary);
}

@media (max-width: 768px) {
  .hamburger-menu {
    display: flex;
  }

  .header {
    padding: 0 var(--space-4);
  }

  .header-title {
    font-size: var(--text-lg);
  }
}

.hamburger-icon {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.hamburger-icon::before,
.hamburger-icon::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.hamburger-icon::before {
  transform: translateY(-8px);
}

.hamburger-icon::after {
  transform: translateY(8px);
}

.hamburger-menu.active .hamburger-icon {
  background-color: var(--color-primary);
}

.hamburger-menu.active .hamburger-icon::before {
  transform: translateY(0) rotate(45deg);
  background-color: var(--color-primary);
}

.hamburger-menu.active .hamburger-icon::after {
  transform: translateY(0) rotate(-45deg);
  background-color: var(--color-primary);
}

/* ==================== TOUCH-FRIENDLY BUTTON SIZES ==================== */

.btn-touch {
  min-height: 44px;
  min-width: 44px;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
}

.btn-touch-sm {
  min-height: 44px;
  min-width: 44px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
}

@media (max-width: 768px) {
  .btn {
    min-height: 44px;
  }

  .form-input,
  .form-select,
  .form-textarea {
    min-height: 44px;
    font-size: var(--text-base);
  }
}

/* ==================== SAFE AREA insets FOR iOS ==================== */

@supports (padding: max(0px)) {
  body {
    padding-left: max(0px, var(--ios-safe-area-left));
    padding-right: max(0px, var(--ios-safe-area-right));
  }

  .app {
    padding-top: max(0px, var(--ios-safe-area-top));
    padding-bottom: max(0px, var(--ios-safe-area-bottom));
  }

  .header {
    padding-left: max(var(--space-6), var(--ios-safe-area-left));
    padding-right: max(var(--space-6), var(--ios-safe-area-right));
  }

  .toast-container {
    bottom: max(var(--space-6), var(--ios-safe-area-bottom));
    right: max(var(--space-6), var(--ios-safe-area-right));
  }
}

/* ==================== GAME HUD LAYOUTS ==================== */

.game-hud {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-4);
  padding: var(--space-4);
  z-index: var(--z-overlay);
  pointer-events: none;
}

.game-hud-left,
.game-hud-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  pointer-events: auto;
}

.game-hud-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  pointer-events: auto;
}

@media (max-width: 768px) {
  .game-hud {
    grid-template-columns: 1fr 1fr;
    padding: var(--space-2);
  }

  .game-hud-center {
    grid-column: 1 / -1;
    order: -1;
    padding-bottom: var(--space-2);
  }
}

/* Mobile Game HUD */
.game-hud-mobile {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: var(--z-overlay);
}

.game-hud-mobile-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2);
  gap: var(--space-3);
}

.game-hud-mobile-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-2);
  margin-top: auto;
}

/* ==================== VIRTUAL JOYSTICK PATTERN ==================== */

.virtual-joystick {
  position: relative;
  width: 120px;
  height: 120px;
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-full);
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: none;
}

.virtual-joystick-base {
  position: absolute;
  width: 80px;
  height: 80px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
}

.virtual-joystick-thumb {
  position: absolute;
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.virtual-joystick.active .virtual-joystick-thumb {
  background-color: var(--color-primary-dark);
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.7);
}

@media (max-width: 768px) {
  .virtual-joystick {
    width: 100px;
    height: 100px;
  }

  .virtual-joystick-base {
    width: 60px;
    height: 60px;
  }

  .virtual-joystick-thumb {
    width: 32px;
    height: 32px;
  }
}

/* ==================== ABILITY BUTTON layouts ==================== */

.ability-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: var(--radius-lg);
}

.ability-button {
  position: relative;
  width: 48px;
  height: 48px;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.ability-button:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary-subtle);
  transform: scale(1.05);
}

.ability-button:active {
  transform: scale(0.95);
}

.ability-button.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px var(--color-primary-subtle);
}

.ability-button.on-cooldown {
  border-color: var(--color-border);
  opacity: 0.7;
}

.ability-button.on-cooldown::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  animation: cooldownFade 0.5s ease-out forwards;
}

.ability-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.ability-key {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 20px;
  height: 20px;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 768px) {
  .ability-button {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }

  .ability-bar {
    gap: var(--space-1);
  }

  .ability-key {
    width: 16px;
    height: 16px;
    font-size: 8px;
  }
}

/* ==================== INVENTORY GRID RESPONSIVE PATTERN ==================== */

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(6, 48px);
  gap: var(--space-2);
  padding: var(--space-4);
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-lg);
}

.inventory-slot {
  width: 48px;
  height: 48px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.inventory-slot:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary-subtle);
  transform: scale(1.05);
}

.inventory-slot.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px var(--color-primary-subtle);
}

.inventory-slot-icon {
  width: 32px;
  height: 32px;
}

.inventory-slot-count {
  position: absolute;
  bottom: 2px;
  right: 2px;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: white;
  text-shadow: 0 0 4px rgba(0, 0, 0, 0.8);
}

@media (max-width: 1024px) {
  .inventory-grid {
    grid-template-columns: repeat(4, 48px);
  }
}

@media (max-width: 768px) {
  .inventory-grid {
    grid-template-columns: repeat(4, 44px);
    gap: var(--space-1);
  }

  .inventory-slot {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }

  .inventory-slot-icon {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 480px) {
  .inventory-grid {
    grid-template-columns: repeat(3, 40px);
  }

  .inventory-slot {
    width: 40px;
    height: 40px;
  }

  .inventory-slot-icon {
    width: 24px;
    height: 24px;
  }
}

/* ==================== GAME MOBILE CONTROLS ==================== */

.game-controls-mobile {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-2);
}

.game-controls-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.game-controls-left,
.game-controls-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media (max-width: 480px) {
  .game-controls-mobile {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.8);
    padding: var(--space-2);
    z-index: var(--z-overlay);
  }

  .game-controls-row {
    justify-content: space-between;
  }

  .game-controls-left {
    order: 1;
  }

  .game-controls-right {
    order: 2;
  }
}

/* ==================== UTILITIES ==================== */

.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;
}

.text-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.hidden {
  display: none !important;
}