/**
 * Multiplication Grid Component Styles
 * 
 * Basic, customizable styling for the multiplication grid component.
 * Users can override these styles as needed.
 */

/* ===== MAIN CONTAINER ===== */

.multiplication-grid {
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  user-select: none;
}

.mult-grid-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

/* ===== ROWS ===== */

.mult-row {
  display: flex;
  flex-direction: row;
  gap: 4px;
  justify-content: center;
  align-items: center;
}

.mult-carry-row {
  /* Opacity removed - let theme system control carry row appearance */
}

/* ===== CELLS ===== */

.mult-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 600;
  border: 2px solid #ddd;
  background: white;
  border-radius: 4px;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.mult-cell-empty {
  border: none;
  background: transparent;
}

/* Carry cells - styling now handled by theme system */
.mult-carry {
  /* Font size is now dynamically set in JavaScript (10% smaller than other cells) */
  /* Text is top-aligned via JavaScript inline styles */
  align-items: flex-start !important; /* Override center alignment for top alignment */
  justify-content: center !important; /* Keep horizontal centering */
  line-height: 1 !important; /* Tight line height to prevent extra space at bottom */
  /* Color, border, and background now controlled by theme */
}

/* Ensure carry cells are top-aligned even with button theme */
.mult-carry.mult-cell-button-theme {
  align-items: flex-start !important;
  justify-content: center !important;
  line-height: 1 !important;
}

/* Operator cell */
.mult-operator {
  font-size: 28px;
  font-weight: bold;
  color: #333;
  border: none;
  background: transparent;
}

/* ===== INTERACTIVE STATES ===== */

/* Editable cells */
.mult-cell-editable {
  cursor: text;
  border-color: #4CAF50;
  background: #f0f8ff;
}

.mult-cell-editable:hover {
  border-color: #45a049;
  box-shadow: 0 0 5px rgba(76, 175, 80, 0.3);
}

.mult-cell-editable:focus {
  outline: none;
  border-color: #2196F3;
  box-shadow: 0 0 8px rgba(33, 150, 243, 0.5);
  background: white;
}

/* Correct input */
.mult-cell-correct {
  border-color: #4CAF50;
  background: #e8f5e9;
  color: #2e7d32;
  animation: correctPulse 0.5s ease;
}

/* Incorrect input */
.mult-cell-incorrect {
  border-color: #f44336;
  background: #ffebee;
  color: #c62828;
  animation: shake 0.3s ease;
}

/* Active/focused cell */
.mult-cell-active {
  border-color: #FF9800;
  box-shadow: 0 0 10px rgba(255, 152, 0, 0.5);
}

/* ===== LINES ===== */

.mult-line {
  height: 2px;
  background: #333;
  margin: 8px 0;
  border-radius: 1px;
}

/* ===== CONTROLS ===== */

.mult-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding-top: 15px;
  border-top: 1px solid #ddd;
}

.mult-control-btn {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  border: 2px solid #2196F3;
  background: white;
  color: #2196F3;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mult-control-btn:hover {
  background: #2196F3;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(33, 150, 243, 0.3);
}

.mult-control-btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.mult-answer {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  padding: 8px 16px;
  background: #fff3cd;
  border-radius: 4px;
  border: 2px solid #ffc107;
}

/* ===== ANIMATIONS ===== */

@keyframes correctPulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-5deg); }
  75% { transform: rotate(5deg); }
}

.mult-cell-wiggle {
  animation: wiggle 0.5s ease-in-out;
}

/* 3D Button Theme Styling */
.mult-cell-button-theme {
  background: linear-gradient(145deg, #FFD700, #E6C200);
  border: 2px solid #B8860B;
  border-radius: 8px;
  box-shadow: 
    4px 4px 8px rgba(0, 0, 0, 0.3),
    inset 1px 1px 2px rgba(255, 255, 255, 0.4),
    inset -1px -1px 2px rgba(0, 0, 0, 0.2);
  transition: all 0.1s ease;
  position: relative;
  transform: translateY(0);
}

.mult-cell-button-theme:hover {
  background: linear-gradient(145deg, #FFE55C, #FFD700);
  box-shadow: 
    6px 6px 12px rgba(0, 0, 0, 0.4),
    inset 1px 1px 2px rgba(255, 255, 255, 0.5),
    inset -1px -1px 2px rgba(0, 0, 0, 0.3);
  transform: translateY(-1px);
}

.mult-cell-button-theme:active {
  background: linear-gradient(145deg, #E6C200, #CCB000);
  box-shadow: 
    2px 2px 4px rgba(0, 0, 0, 0.3),
    inset 2px 2px 4px rgba(0, 0, 0, 0.2),
    inset -1px -1px 2px rgba(255, 255, 255, 0.1);
  transform: translateY(1px);
}

.mult-cell-button-theme.selected {
  background: linear-gradient(145deg, #2196F3, #1976D2);
  color: black;
  box-shadow: 
    0 0 0 2px rgba(33, 150, 243, 0.8),
    4px 4px 8px rgba(0, 0, 0, 0.3),
    inset 1px 1px 2px rgba(255, 255, 255, 0.4),
    inset -1px -1px 2px rgba(0, 0, 0, 0.2);
}

.mult-cell-button-theme.correct {
  background: linear-gradient(145deg, #4CAF50, #45A049);
  border-color: #2E7D32;
  box-shadow: 
    4px 4px 8px rgba(0, 0, 0, 0.3),
    inset 1px 1px 2px rgba(255, 255, 255, 0.3),
    inset -1px -1px 2px rgba(0, 0, 0, 0.2);
}

.mult-cell-button-theme.incorrect {
  background: linear-gradient(145deg, #FF6B6B, #E53E3E);
  border-color: #D32F2F;
  box-shadow: 
    4px 4px 8px rgba(0, 0, 0, 0.3),
    inset 1px 1px 2px rgba(255, 255, 255, 0.3),
    inset -1px -1px 2px rgba(0, 0, 0, 0.2);
  animation: wiggle 0.5s ease-in-out;
}

.mult-cell-button-theme.disabled {
  cursor: not-allowed;
  pointer-events: none;
  /* Keep original button theme appearance, just disable interaction */
}

.mult-cell-button-theme.disabled:hover {
  /* No hover effects for disabled cells */
}

.mult-cell-button-theme.disabled:active {
  /* No active effects for disabled cells */
}

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

@media (max-width: 768px) {
  .mult-cell {
    font-size: 20px;
  }
  
  .mult-operator {
    font-size: 24px;
  }
  
  .mult-carry {
    /* Font size is now dynamically set in JavaScript (10% smaller than other cells) */
  }
  
  .mult-controls {
    flex-direction: column;
  }
}

/* ===== INPUT FIELD OVERRIDES ===== */

input.mult-cell {
  text-align: center;
  font-family: monospace;
  padding: 0;
  outline: none;
}

input.mult-cell::placeholder {
  color: #bbb;
}

/* Remove spinner buttons from number inputs */
input.mult-cell::-webkit-outer-spin-button,
input.mult-cell::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ===== INPUT FOCUS ANIMATION ===== */

@keyframes inputFocus {
  0% {
    transform: scale(1.1);
    box-shadow: 0 0 15px #32CD32, 0 0 25px #32CD32;
  }
  50% {
    transform: scale(1.15);
    box-shadow: 0 0 20px #32CD32, 0 0 30px #32CD32;
  }
  100% {
    transform: scale(1.1);
    box-shadow: 0 0 15px #32CD32, 0 0 25px #32CD32;
  }
}

/* ===== INPUT BLINK ANIMATION ===== */

@keyframes inputBlink {
  0%, 100% {
    background-color: #FFEB3B; /* Yellow */
    opacity: 1;
  }
  50% {
    background-color: #FFF59D; /* Lighter yellow */
    opacity: 0.8;
  }
}

/* ===== BORDER BLINK ANIMATION FOR RELATED CELLS ===== */

@keyframes borderBlink {
  0%, 100% {
    box-shadow: 0 0 0 3px #FFAB40, inset 0 0 0 3px transparent !important; /* Orange border via box-shadow */
  }
  50% {
    box-shadow: 0 0 0 4px #FFC107, inset 0 0 0 2px transparent !important; /* Amber border via box-shadow */
  }
}

.mult-cell.mult-cell-border-blink {
  position: relative !important;
  /* Override any inline border - use box-shadow for border effect that can be animated */
  border: none !important;
  box-shadow: 0 0 0 3px #FFAB40, inset 0 0 0 3px transparent !important; /* Initial orange border */
  transition: none !important; /* Disable all transitions */
  animation: borderBlink 1s ease-in-out infinite !important;
  -webkit-animation: borderBlink 1s ease-in-out infinite !important;
  -moz-animation: borderBlink 1s ease-in-out infinite !important;
  -o-animation: borderBlink 1s ease-in-out infinite !important;
}

input.mult-cell[type="text"] {
  -moz-appearance: textfield;
}

/* ===== PRACTICE MODE STYLES ===== */

.mult-cell-practice {
  transition: all 0.2s ease;
}

.mult-cell-practice:focus {
  outline: none;
  box-shadow: 0 0 12px rgba(33, 150, 243, 0.5);
}

.mult-practice-controls {
  margin-top: 15px;
}

.mult-practice-controls button {
  transition: all 0.2s ease;
}

.mult-practice-controls button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.mult-practice-controls button:active {
  transform: translateY(0);
}

.mult-practice-complete {
  animation: fadeInUp 0.5s ease;
}

/* ===== GUIDED MODE STYLES ===== */

.mult-cell-guided-active {
  position: relative;
  z-index: 10;
}

.mult-cell-guided-active::after {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 2px solid #FFC107;
  border-radius: 6px;
  animation: guidedPulse 1.5s ease-in-out infinite;
  pointer-events: none;
}

.mult-cell-guided-complete {
  animation: correctPulse 0.5s ease;
}

.mult-cell-guided-future {
  opacity: 0.6;
}

.mult-guided-hint {
  animation: fadeIn 0.3s ease;
}

.mult-guided-complete {
  animation: fadeInUp 0.5s ease;
}

@keyframes guidedPulse {
  0%, 100% {
    box-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 20px rgba(255, 193, 7, 0.8);
    transform: scale(1.02);
  }
}

/* ===== ANIMATION MODE STYLES ===== */

.mult-cell-animation-hidden {
  opacity: 0.3;
}

.mult-animation-controls {
  margin-top: 15px;
}

.mult-animation-controls button {
  transition: all 0.2s ease;
}

.mult-animation-controls button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.mult-animation-controls button:active:not(:disabled) {
  transform: translateY(0);
}

.mult-animation-info {
  animation: fadeIn 0.3s ease;
}

/* Digit appear animation */
@keyframes digitAppear {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Digit fade animation */
@keyframes digitFade {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

/* Carry fly animation */
@keyframes carryFly {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
  50% {
    opacity: 0.8;
    transform: translate(-20px, -30px) scale(1.3);
  }
  100% {
    opacity: 1;
    transform: translate(-40px, -60px) scale(1);
  }
}

.mult-carry-fly {
  animation: carryFly 0.5s ease-out;
}

/* Step highlight animation */
@keyframes stepHighlight {
  0%, 100% {
    background-color: #FFEB3B;
    box-shadow: 0 0 10px rgba(255, 235, 59, 0.5);
  }
  50% {
    background-color: #FFF176;
    box-shadow: 0 0 20px rgba(255, 235, 59, 0.8);
  }
}

.mult-cell-step-highlight {
  animation: stepHighlight 1s ease-in-out infinite;
}

/* ===== UTILITY ANIMATIONS ===== */

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

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ===== DRAGDROP MODE STYLES ===== */

.mult-cell-dragdrop {
  transition: all 0.2s ease;
  position: relative;
}

.mult-cell-dragdrop:hover {
  background-color: #E1F5FE !important;
  border-color: #0288D1 !important;
}

.mult-digit-tile {
  transition: all 0.2s ease;
}

.mult-digit-tile:hover:not(:disabled) {
  transform: scale(1.1);
  box-shadow: 0 4px 8px rgba(33, 150, 243, 0.4);
  background-color: #BBDEFB;
}

.mult-digit-tile:active:not(:disabled) {
  transform: scale(0.95);
}

.mult-dragdrop-digit-bank {
  animation: fadeIn 0.3s ease;
}

.mult-dragged-digit-overlay {
  animation: dragDropPulse 0.5s ease-in-out infinite;
}

.mult-dragdrop-controls {
  margin-top: 15px;
}

.mult-dragdrop-controls button {
  transition: all 0.2s ease;
}

.mult-dragdrop-controls button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.mult-dragdrop-controls button:active {
  transform: translateY(0);
}

.mult-dragdrop-complete {
  animation: fadeInUp 0.5s ease;
}

@keyframes dragDropPulse {
  0%, 100% {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }
  50% {
    transform: scale(1.3);
    box-shadow: 0 6px 16px rgba(33, 150, 243, 0.5);
  }
}

/* ===== MODE-SPECIFIC CONTAINER STYLES ===== */

.multiplication-grid[data-mode="practice"] {
  border: 2px solid #2196F3;
}

.multiplication-grid[data-mode="guided"] {
  border: 2px solid #FFC107;
}

.multiplication-grid[data-mode="animation"] {
  border: 2px solid #673AB7;
}

.multiplication-grid[data-mode="dragDrop"] {
  border: 2px solid #9C27B0;
}

/* ===== ACCESSIBILITY ===== */

@media (prefers-reduced-motion: reduce) {
  .mult-cell-guided-active,
  .mult-cell-guided-active::after,
  .mult-cell-animation-hidden,
  .mult-carry-fly,
  .mult-cell-step-highlight {
    animation: none;
  }
  
  .mult-cell-practice,
  .mult-practice-controls button,
  .mult-animation-controls button {
    transition: none;
  }
}