* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #ec4899;
  --accent: #f59e0b;
  --success: #10b981;
  --danger: #ef4444;
  --dark: #1e1b4b;
  --light: #f8fafc;
  --gray: #64748b;
  --gray-light: #e2e8f0;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.1);
  --radius: 16px;
  --radius-sm: 10px;
}

body {
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4c1d95 100%);
  min-height: 100vh;
  color: var(--dark);
  overflow: hidden;
}

/* Confetti Canvas */
#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
}

/* Main Game Wrapper - 3 Column Layout */
.game-wrapper {
  display: grid;
  grid-template-columns: 280px 1fr 280px;
  align-items: center;
  justify-content: center;
  gap: 30px;
  height: 100vh;
  padding: 20px 30px;
  max-width: 1600px;
  margin: 0 auto;
}

/* Panel Styles */
.left-panel,
.right-panel {
  display: flex;
  flex-direction: column;
  gap: 15px;
  overflow-y: auto;
  padding: 5px;
}

.left-panel::-webkit-scrollbar,
.right-panel::-webkit-scrollbar {
  width: 0;
}

.panel-section {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

.panel-section h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.panel-section h3 i {
  color: var(--primary);
  font-size: 1rem;
}

/* Mode Buttons */
.mode-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mode-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--gray-light);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--gray);
}

.mode-btn i {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.mode-btn:hover {
  background: #ddd6fe;
  color: var(--primary);
}

.mode-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

/* Option Buttons (Difficulty & Symbol) */
.option-buttons,
.symbol-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.option-btn,
.symbol-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--gray-light);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: "Poppins", sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--gray);
}

.option-btn:hover,
.symbol-btn:hover {
  background: #ddd6fe;
  color: var(--primary);
}

.option-btn.active,
.symbol-btn.active {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Game Rules */
.game-rules ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.game-rules li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--gray);
}

.game-rules li i {
  color: var(--success);
  font-size: 0.8rem;
}

/* Center Panel */
.center-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 20px;
  padding: 20px;
}

.game-header {
  text-align: center;
}

.game-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.game-header h1 i {
  color: var(--accent);
}

.status-bar {
  background: rgba(255, 255, 255, 0.95);
  padding: 15px 40px;
  border-radius: 50px;
  box-shadow: var(--shadow);
}

#status {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

#status i {
  color: var(--primary);
}
#newGame{
   padding: 0.8rem 2rem;
    border: none;
    border-radius: 20px;
    cursor:pointer; 
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #9AD1D4, #003249);
    font-family: 'Poppins', sans-serif;
}

#status.winner {
  color: var(--success);
  animation: celebrate 0.5s ease;
}

#status.winner i {
  color: var(--accent);
}

@keyframes celebrate {
  0%,
  100% {
    transform: scale(1);
  }
  25% {
    transform: scale(1.05) rotate(-2deg);
  }
  75% {
    transform: scale(1.05) rotate(2deg);
  }
}

/* Game Board */
.game-board-container {
  position: relative;
}

.game-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.cell {
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.cell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.5));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cell:hover:not(.taken) {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.cell:hover:not(.taken)::before {
  opacity: 1;
}

.cell.taken {
  cursor: not-allowed;
}

.cell.x {
  color: var(--primary);
}

.cell.x i {
  filter: drop-shadow(2px 2px 4px rgba(99, 102, 241, 0.4));
}

.cell.o {
  color: var(--secondary);
}

.cell.o i {
  filter: drop-shadow(2px 2px 4px rgba(236, 72, 153, 0.4));
}

.cell.winner {
  background: linear-gradient(135deg, #fef3c7, #fcd34d);
  animation: winPulse 0.6s ease;
}

@keyframes winPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
}

.cell.pop {
  animation: popIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes popIn {
  0% {
    transform: scale(0);
  }
  100% {
    transform: scale(1);
  }
}

/* Winning Line */
.winning-line-svg {
  position: absolute;
  top: 20px;
  left: 20px;
  width: calc(100% - 40px);
  height: calc(100% - 40px);
  pointer-events: none;
  z-index: 10;
}

#winning-line {
  stroke: var(--danger);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 500;
  stroke-dashoffset: 500;
  filter: drop-shadow(0 4px 8px rgba(239, 68, 68, 0.5));
}

#winning-line.animate {
  animation: drawLine 0.5s ease forwards;
}

@keyframes drawLine {
  to {
    stroke-dashoffset: 0;
  }
}

/* Back Link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.back-link:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateX(-5px);
}

/* Right Panel - Scoreboard */
.scoreboard .score-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.score-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 15px;
  background: var(--gray-light);
  border-radius: var(--radius-sm);
  border-left: 4px solid;
}

.score-card.player-x {
  border-color: var(--primary);
}

.score-card.draws {
  border-color: var(--accent);
}

.score-card.player-o {
  border-color: var(--secondary);
}

.score-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1rem;
}

.score-card.player-x .score-icon {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary);
}

.score-card.draws .score-icon {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
}

.score-card.player-o .score-icon {
  background: rgba(236, 72, 153, 0.15);
  color: var(--secondary);
}

.score-info {
  display: flex;
  flex-direction: column;
}

.score-label {
  font-size: 0.75rem;
  color: var(--gray);
  font-weight: 500;
}

.score-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark);
}

/* Action Buttons */
.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 20px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.action-btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.action-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.action-btn.secondary {
  background: var(--gray-light);
  color: var(--gray);
}

.action-btn.secondary:hover {
  background: #cbd5e1;
  color: var(--dark);
}

/* Share Section - Add/Replace this in your CSS */
.share-section {
  animation: slideIn 0.4s ease;
}

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

.share-text {
  font-size: 0.85rem;
  color: var(--gray);
  margin-bottom: 12px;
}

.share-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.share-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

/* Important: Style the icon directly */
.share-btn i {
  font-size: 1.2rem;
  color: #ffffff !important;
  z-index: 1;
}

.share-btn:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.share-btn.twitter {
  background: #000000;
}

.share-btn.twitter:hover {
  background: #333333;
}

.share-btn.whatsapp {
  background: #25d366;
}

.share-btn.whatsapp:hover {
  background: #1da851;
}

.share-btn.facebook {
  background: #1877f2;
}

.share-btn.facebook:hover {
  background: #0d65d9;
}

.share-btn.telegram {
  background: #0088cc;
}

.share-btn.telegram:hover {
  background: #006699;
}

.share-btn.copy {
  background: #6b7280;
}

.share-btn.copy:hover {
  background: #4b5563;
}

/* Quick Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.stat-item {
  background: var(--gray-light);
  padding: 15px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 0.7rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark);
  color: white;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  z-index: 1001;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translate(-50%, 20px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

/* Thinking Animation */
.thinking .cell:not(.taken) {
  animation: thinking 1s infinite;
}

@keyframes thinking {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

/* Responsive Design */
@media (max-width: 1200px) {
  .game-wrapper {
    grid-template-columns: 240px 1fr 240px;
    gap: 20px;
    padding: 15px 20px;
  }

  .cell {
    width: 85px;
    height: 85px;
    font-size: 2.5rem;
  }

  .game-header h1 {
    font-size: 2rem;
  }
}

@media (max-width: 992px) {
  body {
    overflow-y: auto;
    overflow-x: hidden;
  }

  .game-wrapper {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    min-height: 100vh;
    padding: 20px;
    gap: 20px;
  }

  .left-panel,
  .right-panel {
    order: 2;
  }

  .center-panel {
    order: 1;
  }

  .left-panel {
    order: 3;
  }

  .panel-section {
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }

  .mode-buttons {
    flex-direction: row;
  }

  .mode-btn {
    flex: 1;
    justify-content: center;
  }

  .option-buttons,
  .symbol-buttons {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .option-btn,
  .symbol-btn {
    flex: 1;
    justify-content: center;
    min-width: 100px;
  }

  .game-rules {
    display: none;
  }

  .scoreboard .score-cards {
    flex-direction: row;
    justify-content: center;
  }

  .score-card {
    flex: 1;
    max-width: 150px;
    flex-direction: column;
    text-align: center;
    border-left: none;
    border-top: 4px solid;
  }

  .action-buttons {
    flex-direction: row;
    justify-content: center;
  }

  .action-btn {
    flex: 1;
    max-width: 200px;
  }

  .stats-grid {
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 576px) {
  .game-wrapper {
    padding: 15px;
  }

  .game-header h1 {
    font-size: 1.6rem;
  }

  .status-bar {
    padding: 12px 25px;
  }

  #status {
    font-size: 1rem;
  }

  .cell {
    width: 80px;
    height: 80px;
    font-size: 2.2rem;
  }

  .game-board {
    gap: 8px;
    padding: 15px;
  }

  .mode-buttons {
    flex-direction: column;
  }

  .panel-section {
    padding: 15px;
  }

  .panel-section h3 {
    font-size: 0.85rem;
  }

  .scoreboard .score-cards {
    flex-direction: column;
  }

  .score-card {
    max-width: 100%;
    flex-direction: row;
    border-top: none;
    border-left: 4px solid;
  }

  .action-buttons {
    flex-direction: column;
  }

  .action-btn {
    max-width: 100%;
  }

  .share-buttons {
    justify-content: center;
  }
}

/* Large screens */
@media (min-width: 1400px) {
  .cell {
    width: 110px;
    height: 110px;
    font-size: 3.5rem;
  }

  .game-board {
    gap: 15px;
  }
}