/* ===== BASE STYLES & THEME ===== */
:root {
  --primary-color: #6a11cb;
  --secondary-color: #8a2be2;
  --accent-color: #00d2ff;
  --dark-bg: #0f0c29;
  --darker-bg: #090715;
  --card-bg: rgba(20, 15, 60, 0.8);
  --text-color: #ffffff;
  --text-secondary: #cccccc;
  --success-color: #00ff88;
  --warning-color: #ffcc00;
  --danger-color: #ff3366;
  --border-radius: 12px;
  --box-shadow: 0 8px 32px rgba(106, 17, 203, 0.2);
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
  color: var(--text-color);
  min-height: 100vh;
  line-height: 1.6;
}

/* ===== HEADER ===== */
.main-header {
  background: rgba(15, 12, 41, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  border-bottom: 1px solid rgba(138, 43, 226, 0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

h1 {
  font-size: 2.2rem;
  background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* ===== MAIN CONTAINER ===== */
.main-container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem;
  width: 100%;
}

/* ===== AUTHENTICATION ===== */
#auth-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.auth-button {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.auth-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(106, 17, 203, 0.4);
}

#user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-name {
  font-weight: 600;
  color: var(--text-color);
}

/* ===== DASHBOARD LAYOUT ===== */
.dashboard-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.dashboard-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  border: 1px solid rgba(138, 43, 226, 0.2);
  transition: var(--transition);
  box-shadow: var(--box-shadow);
}

.dashboard-card:hover {
  transform: translateY(-5px);
  border-color: rgba(138, 43, 226, 0.4);
  box-shadow: 0 12px 40px rgba(106, 17, 203, 0.3);
}

.card-title {
  color: var(--accent-color);
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(0, 210, 255, 0.3);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

/* ===== PROFILE CARD ===== */
.profile-content {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.dashboard-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--secondary-color);
  object-fit: cover;
}

.profile-details h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--text-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.stat-box {
  background: rgba(106, 17, 203, 0.15);
  padding: 0.8rem;
  border-radius: 8px;
  text-align: center;
  border: 1px solid rgba(138, 43, 226, 0.2);
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.3rem;
}

.stat-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-color);
}

/* ===== BUTTON STYLES ===== */
.btn-primary {
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(106, 17, 203, 0.4);
  background: linear-gradient(135deg, #7a1bdb, #9a3cff);
}

.btn-secondary {
  padding: 12px 24px;
  background: rgba(138, 43, 226, 0.1);
  color: var(--text-color);
  border: 1px solid rgba(138, 43, 226, 0.3);
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-secondary:hover {
  background: rgba(138, 43, 226, 0.2);
  border-color: rgba(138, 43, 226, 0.5);
  transform: translateY(-2px);
}

.btn-logout {
  padding: 14px 28px;
  background: linear-gradient(135deg, #ff3366, #ff6699);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-logout:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 51, 102, 0.4);
}

/* ===== ACTION BUTTONS GRID ===== */
.actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.action-btn {
  padding: 1.5rem 1rem;
  font-size: 1.1rem;
}

/* ===== SECONDARY ACTIONS ===== */
.secondary-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.8rem;
}

.secondary-btn {
  padding: 1rem;
}

/* ===== STATUS CARD ===== */
.status-card {
  grid-column: 1 / -1;
}

.status-content {
  padding: 1rem;
  background: rgba(0, 210, 255, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(0, 210, 255, 0.1);
}

.status-message {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-color);
  text-align: center;
}

/* ===== GAME MODE INDICATOR ===== */
#game-mode-indicator {
  margin-bottom: 1.5rem;
  text-align: center;
}

.mode-badge {
  display: inline-block;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== GAME CONTAINER ===== */
#game-container {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  padding: 2rem;
  border: 1px solid rgba(138, 43, 226, 0.2);
  margin: 0 auto;
  max-width: 800px;
  box-shadow: var(--box-shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
}

#board {
  display: grid;
  grid-template-columns: repeat(5, 70px);
  grid-template-rows: repeat(5, 70px);
  gap: 10px;
  margin: 0 auto 2rem;
}

.cell {
  width: 70px;
  height: 70px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: bold;
  border-radius: 10px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
  cursor: pointer;
}

.cell:hover {
  border-color: var(--accent-color);
  background: rgba(0, 210, 255, 0.1);
}

.cell[data-type="1"] {
  background: rgba(0, 255, 136, 0.1);
  border-color: rgba(0, 255, 136, 0.3);
}

.cell[data-type="2"] {
  background: rgba(0, 210, 255, 0.1);
  border-color: rgba(0, 210, 255, 0.3);
}

.cell[data-type="O"] {
  background: rgba(255, 204, 0, 0.1);
  border-color: rgba(255, 204, 0, 0.3);
}

/* ===== INTEGER POOL ===== */
#integer-pool {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 1.5rem;
  background: rgba(106, 17, 203, 0.1);
  border-radius: var(--border-radius);
  margin: 1.5rem auto;
  max-width: 500px;
  border: 1px solid rgba(138, 43, 226, 0.2);
}

.integer {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  font-weight: bold;
  font-size: 24px;
  color: white;
  transition: var(--transition);
  user-select: none;
  flex-shrink: 0; /* Prevents shrinking on small screens */
}

.integer:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(106, 17, 203, 0.4);
}

/* ===== TURN INDICATOR ===== */
#turn-indicator {
  font-size: 1.2rem;
  font-weight: 600;
  text-align: center;
  margin: 1rem 0;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== GAME TIMERS ===== */
#game-timers {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 1.5rem 0;
}

.timer-display {
  background: rgba(20, 15, 60, 0.8);
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
  border: 2px solid rgba(138, 43, 226, 0.3);
  min-width: 140px;
  text-align: center;
  transition: var(--transition);
}

.timer-display.active {
  border-color: var(--accent-color);
  background: rgba(0, 210, 255, 0.1);
}

.timer-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.timer-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
  font-family: 'Courier New', monospace;
}

/* ===== CONTROL BUTTONS ===== */
#control-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
}

#control-buttons button {
  min-width: 200px;
}

/* ===== WAITING ROOM ===== */
.waiting-content {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  padding: 2rem;
  border: 1px solid rgba(138, 43, 226, 0.2);
  max-width: 600px;
  margin: 0 auto;
  box-shadow: var(--box-shadow);
}

.waiting-content h2 {
  color: var(--accent-color);
  text-align: center;
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.game-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.share-code-display {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding: 1rem;
  border: 2px dashed rgba(138, 43, 226, 0.5);
  border-radius: var(--border-radius);
  margin: 1rem 0;
  letter-spacing: 3px;
}

.players-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.player-slot {
  background: rgba(106, 17, 203, 0.1);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid rgba(138, 43, 226, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.player-slot.ready {
  border-color: var(--success-color);
  background: rgba(0, 255, 136, 0.1);
}

.player-name {
  font-weight: 600;
  color: var(--text-color);
}

.player-status {
  font-size: 0.8rem;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(138, 43, 226, 0.2);
  color: var(--secondary-color);
}

.player-status.creator {
  background: rgba(0, 210, 255, 0.2);
  color: var(--accent-color);
}

.player-status.joined {
  background: rgba(0, 255, 136, 0.2);
  color: var(--success-color);
}

.waiting-message, .game-starting {
  padding: 1rem;
  border-radius: 8px;
  margin: 1rem 0;
  text-align: center;
}

.waiting-message {
  background: rgba(255, 204, 0, 0.1);
  border: 1px solid rgba(255, 204, 0, 0.3);
  color: var(--warning-color);
}

.game-starting {
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  color: var(--success-color);
}

/* ===== MODALS ===== */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 7, 21, 0.95);
  backdrop-filter: blur(5px);
  overflow-y: auto;
}

.modal-content {
  background: var(--card-bg);
  margin: 5% auto;
  padding: 2.5rem;
  border: 1px solid rgba(138, 43, 226, 0.3);
  width: 90%;
  max-width: 500px;
  border-radius: var(--border-radius);
  position: relative;
  box-shadow: var(--box-shadow);
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-content h2 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.close {
  color: var(--text-secondary);
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  position: absolute;
  right: 1.5rem;
  top: 1.5rem;
  transition: var(--transition);
}

.close:hover {
  color: var(--accent-color);
}

.input-group {
  margin-bottom: 1.5rem;
}

.input-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  font-weight: 600;
}

.input-group input,
.input-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(106, 17, 203, 0.1);
  border: 1px solid rgba(138, 43, 226, 0.3);
  border-radius: var(--border-radius);
  color: var(--text-color);
  font-size: 1rem;
  transition: var(--transition);
}

.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(0, 210, 255, 0.2);
}

/* ===== GAME OVER MODAL ===== */
#game-over.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 7, 21, 0.98);
  backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
}

/* THIS IS THE KEY FIX: Override the display property */
#game-over.modal[style*="display: flex"] {
  display: flex !important;
}

#game-over .modal-content {
  background: var(--card-bg);
  margin: 0;
  padding: 3rem;
  border: 1px solid rgba(138, 43, 226, 0.3);
  width: 90%;
  max-width: 600px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  animation: modalSlideIn 0.3s ease;
  text-align: center;
}

#game-over .game-over-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

#game-over .winner-text {
  font-size: 3.5rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

#game-over .scores-display {
  font-size: 2rem;
  color: var(--text-color);
  margin: 0;
  padding: 1.5rem;
  background: rgba(106, 17, 203, 0.1);
  border-radius: var(--border-radius);
  border: 1px solid rgba(138, 43, 226, 0.2);
  width: 100%;
}

#game-over .btn-primary {
  margin-top: 1rem;
  width: auto;
  min-width: 250px;
}

/* ===== INSTRUCTIONS MODAL ===== */
.instructions-content {
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 1rem;
}

.instruction-section {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(138, 43, 226, 0.2);
}

.instruction-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.instruction-section h3 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.instruction-section ul,
.instruction-section ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.instruction-section li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* ===== PRACTICE TEST ===== */
#practice-container {
  max-height: 70vh;
  overflow-y: auto;
  padding: 1rem;
}

#practice-timer {
  text-align: center;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 2rem;
  padding: 1rem;
  background: rgba(0, 210, 255, 0.05);
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 210, 255, 0.1);
}

.practice-question {
  background: rgba(106, 17, 203, 0.05);
  border: 1px solid rgba(138, 43, 226, 0.1);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.practice-question p {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.practice-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}

.practice-option {
  padding: 1rem;
  background: rgba(106, 17, 203, 0.1);
  border: 1px solid rgba(138, 43, 226, 0.2);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-secondary);
}

.practice-option:hover {
  background: rgba(138, 43, 226, 0.2);
  border-color: rgba(138, 43, 226, 0.4);
  transform: translateY(-2px);
}

.practice-option.selected {
  background: rgba(0, 210, 255, 0.2);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

#submit-practice {
  margin-top: 2rem;
}

/* ===== PRACTICE RESULTS ===== */
#results-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.result-box {
  text-align: center;
  padding: 1.5rem;
  background: rgba(106, 17, 203, 0.1);
  border-radius: var(--border-radius);
  border: 1px solid rgba(138, 43, 226, 0.2);
}

.result-box h3 {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.result-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
}

/* ===== HISTORY & LEADERBOARD ===== */
#history-list,
#leaderboard-list {
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 1rem;
}

.history-item,
.leaderboard-item {
  background: rgba(106, 17, 203, 0.05);
  padding: 1rem 1.5rem;
  margin-bottom: 0.8rem;
  border-radius: var(--border-radius);
  border-left: 4px solid var(--accent-color);
  transition: var(--transition);
}

.history-item:hover,
.leaderboard-item:hover {
  background: rgba(106, 17, 203, 0.1);
  transform: translateX(5px);
}

.history-item.win {
  border-left-color: var(--success-color);
}

.history-item.loss {
  border-left-color: var(--danger-color);
}

.history-item.draw {
  border-left-color: var(--warning-color);
}

.leaderboard-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.leaderboard-rank {
  font-weight: 700;
  color: var(--accent-color);
  min-width: 40px;
  font-size: 1.1rem;
}

.leaderboard-player {
  flex: 1;
  font-weight: 600;
  color: var(--text-color);
}

.leaderboard-score {
  font-weight: 700;
  color: var(--accent-color);
  min-width: 80px;
  text-align: right;
}

.leaderboard-time {
  color: var(--text-secondary);
  font-size: 0.9rem;
  min-width: 80px;
  text-align: right;
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== GAME LOBBY ===== */
.lobby-games-list {
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 1rem;
}

.lobby-game-item {
  background: rgba(106, 17, 203, 0.05);
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(138, 43, 226, 0.2);
  cursor: pointer;
  transition: var(--transition);
}

.lobby-game-item:hover {
  background: rgba(106, 17, 203, 0.1);
  border-color: rgba(138, 43, 226, 0.4);
  transform: translateY(-3px);
}

.lobby-game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
}

.lobby-game-creator {
  font-weight: 600;
  color: var(--text-color);
  font-size: 1.1rem;
}

.lobby-game-time {
  color: var(--accent-color);
  font-weight: 600;
  font-size: 0.9rem;
}

.lobby-game-code {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.lobby-placeholder {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
}

.lobby-placeholder p {
  margin: 0.5rem 0;
}

/* ===== FOOTER ===== */
footer {
  margin-top: 3rem;
  padding: 2rem;
  background: rgba(15, 12, 41, 0.95);
  border-top: 1px solid rgba(138, 43, 226, 0.3);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

footer p {
  margin: 0.5rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===== ANIMATIONS ===== */
@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: 0.7; }
  100% { opacity: 1; }
}

.placed {
  animation: pulse 0.5s ease;
}

/* ===== LEADERBOARD TABS ===== */
.leaderboard-tabs {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0 2rem;
  border-bottom: 2px solid rgba(138, 43, 226, 0.2);
  padding-bottom: 5px;
}

.leaderboard-tab {
  padding: 12px 24px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  margin: 0 5px;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.leaderboard-tab:hover {
  color: var(--text-color);
  background: rgba(138, 43, 226, 0.1);
}

.leaderboard-tab.active {
  color: var(--accent-color);
}

.leaderboard-tab.active::after {
  content: '';
  position: absolute;
  bottom: -7px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent-color);
  border-radius: 2px;
}

.tab-content {
  position: relative;
  min-height: 300px;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-pane.active {
  display: block;
}

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

/* ===== WIN RATE LEADERBOARD SPECIFIC STYLES ===== */
.winrate-stat {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 5px;
  text-align: center;
}

.winrate-stat span {
  color: var(--accent-color);
  font-weight: 600;
}

/* Win Rate Percentage Colors */
.winrate-high {
  color: #00ff88 !important;
}

.winrate-medium {
  color: #ffcc00 !important;
}

.winrate-low {
  color: #ff3366 !important;
}

/* Leaderboard item specific for win rate */
.winrate-leaderboard-item .leaderboard-rank,
.winrate-leaderboard-item .leaderboard-player,
.winrate-leaderboard-item .leaderboard-score {
  flex: 1;
}

.winrate-leaderboard-item .leaderboard-score {
  color: var(--accent-color);
  font-weight: 700;
  font-size: 1.1rem;
  text-align: right;
  min-width: 100px;
}

/* Cache Status Indicator */
.cache-status {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 10px;
  font-style: italic;
}

/* Empty States */
.empty-leaderboard {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
}

.empty-leaderboard p {
  margin: 0.5rem 0;
}

.empty-leaderboard button {
  margin-top: 1.5rem;
  width: auto;
  min-width: 200px;
}

/* Loading State */
.leaderboard-loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.leaderboard-loading p {
  margin: 0.5rem 0;
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 768px) {
  .leaderboard-tabs {
    flex-direction: column;
    align-items: center;
    gap: 5px;
  }
  
  .leaderboard-tab {
    width: 100%;
    max-width: 300px;
    margin: 2px 0;
    border-radius: var(--border-radius);
  }
  
  .leaderboard-tab.active::after {
    display: none;
  }
  
  .leaderboard-tab.active {
    background: rgba(0, 210, 255, 0.15);
    border: 1px solid rgba(0, 210, 255, 0.3);
  }
  
  .leaderboard-item {
    padding: 1rem;
    font-size: 0.9rem;
  }
  
  .leaderboard-rank {
    min-width: 30px;
  }
  
  .leaderboard-score {
    min-width: 70px;
    font-size: 1rem;
  }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .dashboard-container {
    grid-template-columns: 1fr;
  }
  
  .actions-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  h1 {
    font-size: 1.8rem;
  }
  
  .game-info {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  #board {
    grid-template-columns: repeat(5, 60px);
    grid-template-rows: repeat(5, 60px);
    gap: 8px;
  }
  
  .cell {
    width: 60px;
    height: 60px;
    font-size: 24px;
  }
  
  .share-code-display {
    font-size: 2rem;
  }
  
  .winner-text {
    font-size: 2.5rem;
  }
  
  #results-content {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .modal-content {
    padding: 2rem 1.5rem;
    margin: 10% auto;
    width: 95%;
  }
  
  .practice-options {
    grid-template-columns: 1fr;
  }
  
  #game-over .winner-text {
    font-size: 2.5rem;
  }
  
  #game-over .scores-display {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .main-container {
    padding: 0 0.5rem;
  }
  
  .dashboard-card {
    padding: 1.2rem;
  }
  
  .profile-content {
    flex-direction: column;
    text-align: center;
  }
  
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  #board {
    grid-template-columns: repeat(5, 50px);
    grid-template-rows: repeat(5, 50px);
    gap: 6px;
  }
  
  .cell {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
  
  .integer {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
  
  #game-timers {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .timer-display {
    width: 100%;
    max-width: 200px;
  }
  
  #control-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  #control-buttons button {
    width: 100%;
    max-width: 300px;
  }
  
  #game-over .winner-text {
    font-size: 2rem;
  }
  
  #game-over .scores-display {
    font-size: 1.3rem;
    padding: 1rem;
  }
}
/* ===== GAME HISTORY ===== */
#history-content {
  max-height: 70vh;
  overflow-y: auto;
  padding-right: 1rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.history-item {
  padding: 1.2rem;
  border-radius: var(--border-radius);
  border-left: 4px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.history-item:hover {
  transform: translateX(5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Color coding for played position */
.history-item.green {
  background: rgba(0, 255, 136, 0.15);
  border-left-color: #00ff88;
}

.history-item.blue {
  background: rgba(0, 210, 255, 0.15);
  border-left-color: #00d2ff;
}

.history-item.gray {
  background: rgba(128, 128, 128, 0.15);
  border-left-color: #666666;
}

/* Result text colors */
.history-win {
  color: #000000;
  font-weight: 700;
}

.history-loss {
  color: #ff3366;
  font-weight: 700;
}

.history-draw {
  color: #8a2be2;
  font-weight: 700;
}

.history-abandoned {
  color: #666666;
  font-style: italic;
}

/* Game info layout */
.history-game-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.history-date {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.history-time-control {
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(138, 43, 226, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.history-opponent {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.3rem;
}

.history-details {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.5rem;
}

.history-position {
  font-size: 0.9rem;
  color: var(--text-color);
  padding: 0.2rem 0.8rem;
  border-radius: 12px;
  font-weight: 600;
}

.history-position.green {
  background: rgba(0, 255, 136, 0.3);
  color: #00cc77;
}

.history-position.blue {
  background: rgba(0, 210, 255, 0.3);
  color: #00b8e6;
}

/* Empty state */
.empty-history {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
}

.empty-history p {
  margin: 0.5rem 0;
  font-size: 1rem;
}

.empty-history button {
  margin-top: 1.5rem;
  width: auto;
  min-width: 200px;
}

/* Loading state */
.history-loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.history-loading p {
  margin: 0.5rem 0;
}

.integer.disabled {
    opacity: 0.6 !important;
    cursor: not-allowed !important;
    filter: grayscale(60%) !important;
    pointer-events: none;
}

.integer.disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* Optional: Add a tooltip style */
.integer[title] {
    position: relative;
}

.integer[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 1000;
    margin-bottom: 5px;
}

.btn-abandon {
    background: linear-gradient(135deg, #ff3366, #ff6699) !important;
    color: white !important;
    border: none !important;
}

.btn-abandon:hover {
    background: linear-gradient(135deg, #ff0044, #ff3366) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(255, 51, 102, 0.4) !important;
}