/* Memory Game Scores - Frontend Styles */

:root {
    --mgs-primary: #667eea;
    --mgs-primary-dark: #5568d3;
    --mgs-secondary: #764ba2;
    --mgs-success: #10b981;
    --mgs-danger: #ef4444;
    --mgs-warning: #f59e0b;
    --mgs-info: #3b82f6;
    --mgs-dark: #1f2937;
    --mgs-light: #f9fafb;
    --mgs-border: #e5e7eb;
    --mgs-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --mgs-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Container */
.mgs-game-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Screens */
.mgs-start-screen,
.mgs-game-screen,
.mgs-victory-screen {
    display: none;
}

.mgs-start-screen.mgs-active,
.mgs-game-screen.mgs-active,
.mgs-victory-screen.mgs-active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

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

/* Start Screen */
.mgs-start-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.mgs-game-title {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.mgs-game-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.mgs-player-form {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow-lg);
    margin-bottom: 2rem;
}

.mgs-input {
    width: 100%;
    padding: 1rem;
    font-size: 1.125rem;
    border: 2px solid var(--mgs-border);
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.mgs-input:focus {
    outline: none;
    border-color: var(--mgs-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.mgs-label {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--mgs-dark);
}

.mgs-difficulty-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.mgs-difficulty-btn {
    padding: 1rem;
    border: 2px solid var(--mgs-border);
    border-radius: 0.75rem;
    background: white;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.mgs-difficulty-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--mgs-shadow);
}

.mgs-difficulty-btn.mgs-active {
    border-color: var(--mgs-primary);
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    color: white;
}

.mgs-diff-icon {
    font-size: 2rem;
}

.mgs-difficulty-btn small {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* Buttons */
.mgs-btn {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.mgs-btn-primary {
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    color: white;
    box-shadow: var(--mgs-shadow);
}

.mgs-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--mgs-shadow-lg);
}

.mgs-btn-secondary {
    background: white;
    color: var(--mgs-dark);
    border: 2px solid var(--mgs-border);
}

.mgs-btn-secondary:hover {
    border-color: var(--mgs-primary);
    color: var(--mgs-primary);
}

/* Mini Leaderboard */
.mgs-mini-leaderboard {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow);
}

.mgs-mini-leaderboard h3 {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--mgs-dark);
}

.mgs-mini-scores-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mgs-mini-score-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--mgs-light);
    border-radius: 0.5rem;
    transition: all 0.3s;
}

.mgs-mini-score-item:hover {
    background: #e5e7eb;
    transform: translateX(4px);
}

.mgs-mini-rank {
    font-weight: 800;
    font-size: 1.125rem;
    color: var(--mgs-primary);
    min-width: 30px;
}

.mgs-mini-score-item:nth-child(1) .mgs-mini-rank {
    color: #fbbf24;
}

.mgs-mini-score-item:nth-child(2) .mgs-mini-rank {
    color: #94a3b8;
}

.mgs-mini-score-item:nth-child(3) .mgs-mini-rank {
    color: #fb923c;
}

.mgs-mini-name {
    flex: 1;
    font-weight: 600;
    color: var(--mgs-dark);
}

.mgs-mini-points {
    font-weight: 700;
    color: var(--mgs-primary);
    background: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
}

/* Game Screen */
.mgs-game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow);
    margin-bottom: 2rem;
}

.mgs-player-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mgs-player-label {
    font-weight: 600;
    color: #6b7280;
}

.mgs-player-value {
    font-weight: 700;
    color: var(--mgs-primary);
    font-size: 1.125rem;
}

.mgs-game-stats {
    display: flex;
    gap: 2rem;
}

.mgs-stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mgs-stat-icon {
    font-size: 1.5rem;
}

.mgs-stat-value {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--mgs-dark);
}

/* Game Board */
.mgs-game-board {
    display: grid;
    gap: 1rem;
    margin: 2rem auto;
    max-width: 800px;
}

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

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

.mgs-game-board.mgs-hard {
    grid-template-columns: repeat(6, 1fr);
}

.mgs-card {
    aspect-ratio: 1;
    position: relative;
    cursor: pointer;
    perspective: 1000px;
}

.mgs-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.mgs-card.mgs-flipped .mgs-card-inner {
    transform: rotateY(180deg);
}

.mgs-card-front,
.mgs-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    font-size: 3rem;
    box-shadow: var(--mgs-shadow);
}

.mgs-card-front {
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    color: white;
}

.mgs-card-back {
    background: white;
    transform: rotateY(180deg);
}

.mgs-card.mgs-matched {
    pointer-events: none;
}

.mgs-card.mgs-matched .mgs-card-front,
.mgs-card.mgs-matched .mgs-card-back {
    opacity: 0.5;
    transform: scale(0.9);
}

/* Progress */
.mgs-game-progress {
    text-align: center;
    margin-top: 2rem;
}

.mgs-progress-bar {
    width: 100%;
    height: 1rem;
    background: var(--mgs-light);
    border-radius: 1rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.mgs-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--mgs-primary), var(--mgs-secondary));
    transition: width 0.3s ease;
    width: 0%;
}

.mgs-pairs-text {
    font-weight: 600;
    color: #6b7280;
}

/* Victory Screen */
.mgs-victory-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow-lg);
}

.mgs-trophy {
    font-size: 5rem;
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.mgs-victory-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--mgs-dark);
    margin: 1rem 0;
}

.mgs-victory-message {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.mgs-final-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.mgs-final-stat {
    padding: 1rem;
    background: var(--mgs-light);
    border-radius: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mgs-final-label {
    font-size: 0.875rem;
    color: #6b7280;
}

.mgs-final-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--mgs-primary);
}

.mgs-victory-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Dashboard */
.mgs-dashboard-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
}

.mgs-dashboard-header {
    text-align: center;
    margin-bottom: 2rem;
}

.mgs-dashboard-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.mgs-dashboard-subtitle {
    font-size: 1.125rem;
    color: #6b7280;
}

.mgs-statistics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.mgs-stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s;
}

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

.mgs-stat-icon {
    font-size: 2.5rem;
}

.mgs-stat-content {
    flex: 1;
}

.mgs-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--mgs-primary);
}

.mgs-stat-label {
    font-size: 0.875rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

.mgs-leaderboard-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.mgs-filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.mgs-filter-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--mgs-border);
    background: white;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
}

.mgs-filter-btn:hover {
    border-color: var(--mgs-primary);
    color: var(--mgs-primary);
}

.mgs-filter-btn.mgs-active {
    background: linear-gradient(135deg, var(--mgs-primary), var(--mgs-secondary));
    color: white;
    border-color: transparent;
}

.mgs-btn-refresh {
    padding: 0.5rem 1rem;
    background: white;
    border: 2px solid var(--mgs-border);
}

.mgs-leaderboard {
    background: white;
    border-radius: 1rem;
    box-shadow: var(--mgs-shadow);
    overflow: hidden;
}

.mgs-scores-table {
    width: 100%;
}

.mgs-score-row {
    display: grid;
    grid-template-columns: 60px 2fr 1fr 1fr 1fr 1fr 2fr;
    gap: 1rem;
    padding: 1rem 1.5rem;
    align-items: center;
    border-bottom: 1px solid var(--mgs-border);
    transition: background 0.3s;
}

.mgs-score-row:hover {
    background: var(--mgs-light);
}

.mgs-score-row.mgs-header {
    background: var(--mgs-light);
    font-weight: 700;
    color: var(--mgs-dark);
}

.mgs-rank {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--mgs-primary);
}

.mgs-rank-1 { color: #fbbf24; }
.mgs-rank-2 { color: #94a3b8; }
.mgs-rank-3 { color: #fb923c; }

.mgs-level-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.mgs-level-badge.mgs-easy {
    background: #dcfce7;
    color: #166534;
}

.mgs-level-badge.mgs-medium {
    background: #fef3c7;
    color: #92400e;
}

.mgs-level-badge.mgs-hard {
    background: #fee2e2;
    color: #991b1b;
}

.mgs-loading,
.mgs-no-data {
    text-align: center;
    padding: 3rem;
    color: #6b7280;
}

.mgs-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--mgs-border);
    border-top-color: var(--mgs-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

/* Responsive */
@media (max-width: 768px) {
    .mgs-game-container,
    .mgs-dashboard-container {
        padding: 1rem;
    }

    .mgs-game-title {
        font-size: 2rem;
    }

    .mgs-game-board {
        gap: 0.5rem;
    }

    .mgs-card-front,
    .mgs-card-back {
        font-size: 2rem;
    }

    .mgs-game-stats {
        gap: 1rem;
    }

    .mgs-stat-icon {
        font-size: 1.25rem;
    }

    .mgs-stat-value {
        font-size: 1rem;
    }

    .mgs-score-row {
        grid-template-columns: 50px 1fr;
        gap: 0.5rem;
        font-size: 0.875rem;
    }

    .mgs-score-row > *:nth-child(n+3) {
        display: none;
    }
}