/* Global Styles with Accessibility Focus */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --pastel-green: #B8E6B8;
    --pastel-pink: #FFD6E8;
    --dark-green: #7BC67B;
    --dark-pink: #FFB4D4;
    --white: #FFFFFF;
    --text-dark: #2C3E2C;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Arial', 'Helvetica', sans-serif;
    font-size: 20px;
    line-height: 1.6;
    background: linear-gradient(135deg, var(--pastel-green) 0%, var(--pastel-pink) 100%);
    height: 100vh;
    color: var(--text-dark);
    padding: 10px;
    overflow: hidden;
}

.container {
    max-width: 1200px;
    height: calc(100vh - 20px);
    margin: 0 auto;
    background: var(--white);
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header Styles */
header {
    text-align: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 4px solid var(--pastel-green);
    flex-shrink: 0;
}

h1 {
    font-size: 42px;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 5px;
    letter-spacing: 2px;
}

.subtitle {
    font-size: 22px;
    color: var(--text-dark);
    font-weight: 300;
}

main {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

h2 {
    font-size: 36px;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 15px;
    text-align: center;
}

.instructions {
    font-size: 20px;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-dark);
    font-weight: 500;
}

/* Button Styles - Large and Accessible */
.button-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    margin: 20px 0;
}

.exercise-btn {
    background: linear-gradient(135deg, var(--pastel-green) 0%, var(--dark-green) 100%);
    border: none;
    border-radius: 20px;
    padding: 20px 15px;
    font-size: 20px;
    font-weight: bold;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-height: 120px;
    justify-content: center;
}

.exercise-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, var(--dark-green) 0%, var(--pastel-green) 100%);
}

.exercise-btn:active {
    transform: translateY(-2px);
}

.exercise-btn:focus {
    outline: 4px solid var(--dark-pink);
    outline-offset: 4px;
}

.exercise-btn .icon {
    font-size: 56px;
    display: block;
}

.exercise-btn .btn-text {
    font-size: 22px;
}

/* Control Buttons */
.game-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.control-btn {
    background: var(--pastel-pink);
    border: none;
    border-radius: 15px;
    padding: 15px 30px;
    font-size: 20px;
    font-weight: bold;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow);
    display: flex;
    align-items: center;
    gap: 8px;
}

.control-btn:hover {
    background: var(--dark-pink);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.control-btn:focus {
    outline: 4px solid var(--dark-green);
    outline-offset: 4px;
}

.control-btn .icon {
    font-size: 28px;
}

/* Score Display */
.score-display {
    text-align: center;
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--pastel-green);
    border-radius: 20px;
    color: var(--text-dark);
}

.score-label {
    margin-right: 10px;
}

/* Game Sections */
.game-section {
    animation: fadeIn 0.5s ease;
}

.hidden {
    display: none;
}

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

/* Memory Game Grid */
.memory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.memory-card {
    aspect-ratio: 1;
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 20px;
    font-size: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 120px;
}

.memory-card:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px var(--shadow);
}

.memory-card:focus {
    outline: 4px solid var(--dark-green);
    outline-offset: 4px;
}

.memory-card.flipped {
    background: var(--pastel-green);
    border-color: var(--dark-green);
}

.memory-card.matched {
    background: var(--dark-green);
    border-color: var(--pastel-green);
    opacity: 0.7;
    cursor: default;
}

/* Pattern Game */
.pattern-display {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.pattern-shape {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    background: var(--pastel-green);
    border-radius: 20px;
    border: 4px solid var(--dark-green);
}

.pattern-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.pattern-option {
    aspect-ratio: 1;
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 20px;
    font-size: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 120px;
}

.pattern-option:hover {
    transform: scale(1.05);
    background: var(--dark-pink);
}

.pattern-option:focus {
    outline: 4px solid var(--dark-green);
    outline-offset: 4px;
}

.pattern-option.correct {
    background: var(--dark-green);
    animation: pulse 0.5s ease;
}

.pattern-option.wrong {
    background: #FFB4B4;
    animation: shake 0.5s ease;
}

/* Color Game */
.color-target {
    width: 200px;
    height: 200px;
    margin: 30px auto;
    border-radius: 25px;
    border: 6px solid var(--text-dark);
    box-shadow: 0 6px 20px var(--shadow);
}

.color-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.color-option {
    aspect-ratio: 1;
    border-radius: 20px;
    border: 4px solid var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 120px;
}

.color-option:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px var(--shadow);
}

.color-option:focus {
    outline: 4px solid var(--dark-green);
    outline-offset: 4px;
}

.color-option.correct {
    border-width: 8px;
    border-color: var(--dark-green);
    animation: pulse 0.5s ease;
}

.color-option.wrong {
    animation: shake 0.5s ease;
}

/* Sequence Game */
.sequence-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
}

.sequence-btn {
    aspect-ratio: 1;
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 20px;
    font-size: 48px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sequence-btn:hover {
    background: var(--dark-pink);
}

.sequence-btn:focus {
    outline: 4px solid var(--dark-green);
    outline-offset: 4px;
}

.sequence-btn.active {
    background: var(--dark-green);
    transform: scale(1.1);
    box-shadow: 0 6px 20px var(--shadow);
}

/* Animations */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-10px);
    }
    75% {
        transform: translateX(10px);
    }
}

/* Footer */
footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 4px solid var(--pastel-pink);
    font-size: 18px;
    color: var(--text-dark);
    flex-shrink: 0;
}

/* Typing Game */
.typing-word {
    font-size: 48px;
    font-weight: bold;
    text-align: center;
    margin: 30px 0;
    color: var(--text-dark);
    padding: 30px;
    background: var(--pastel-green);
    border-radius: 20px;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.typing-input {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    display: block;
    font-size: 32px;
    padding: 20px;
    border: 4px solid var(--pastel-pink);
    border-radius: 20px;
    text-align: center;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--white);
}

.typing-input:focus {
    outline: none;
    border-color: var(--dark-green);
    box-shadow: 0 0 0 4px rgba(123, 198, 123, 0.2);
}

/* Orientation Game (Buongiorno) */
.orientation-question {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin: 30px 0;
    color: var(--text-dark);
    padding: 20px;
    background: var(--pastel-green);
    border-radius: 20px;
}

.orientation-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.orientation-option {
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 15px;
    padding: 25px 20px;
    font-size: 22px;
    font-weight: bold;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.orientation-option:hover {
    background: var(--dark-pink);
    transform: scale(1.05);
}

.orientation-option.correct {
    background: var(--dark-green);
    border-color: var(--pastel-green);
}

.orientation-option.wrong {
    background: #ff9999;
    border-color: #cc0000;
}

/* Math Game (Calcoli) */
.math-problem {
    font-size: 48px;
    font-weight: bold;
    text-align: center;
    margin: 30px 0;
    color: var(--text-dark);
    padding: 30px;
    background: var(--pastel-green);
    border-radius: 20px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.math-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.math-option {
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 15px;
    padding: 30px;
    font-size: 32px;
    font-weight: bold;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.math-option:hover {
    background: var(--dark-pink);
    transform: scale(1.05);
}

.math-option.correct {
    background: var(--dark-green);
    border-color: var(--pastel-green);
}

.math-option.wrong {
    background: #ff9999;
    border-color: #cc0000;
}

/* Word-Image Matching Game (Abbina) */
.matching-word {
    font-size: 40px;
    font-weight: bold;
    text-align: center;
    margin: 30px 0;
    color: var(--text-dark);
    padding: 25px;
    background: var(--pastel-green);
    border-radius: 20px;
}

.matching-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.matching-image {
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    border-radius: 20px;
    padding: 20px;
    font-size: 72px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matching-image:hover {
    background: var(--dark-pink);
    transform: scale(1.05);
}

.matching-image.correct {
    background: var(--dark-green);
    border-color: var(--pastel-green);
}

.matching-image.wrong {
    background: #ff9999;
    border-color: #cc0000;
    animation: shake 0.3s;
}

/* Bilateral Stimulation Game */
.bilateral-visual {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 40px 0;
    gap: 40px;
}

.bilateral-indicator {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: var(--pastel-pink);
    border: 4px solid var(--dark-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    font-weight: bold;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.bilateral-indicator.active {
    background: var(--dark-green);
    border-color: var(--pastel-green);
    transform: scale(1.2);
    box-shadow: 0 0 30px rgba(123, 198, 123, 0.6);
}

.bilateral-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
    font-size: 20px;
}

.bilateral-controls input[type="range"] {
    width: 300px;
    height: 8px;
    cursor: pointer;
}

.bilateral-controls label {
    font-weight: bold;
}

#bilateral-speed-value {
    min-width: 70px;
    font-weight: bold;
    color: var(--dark-green);
}

/* Activity Diary */
.diary-user-info {
    background: var(--pastel-green);
    padding: 20px;
    border-radius: 20px;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: end;
}

.diary-input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex: 1;
    min-width: 200px;
}

.diary-input-group label {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-dark);
}

.diary-input {
    font-size: 20px;
    padding: 15px;
    border: 3px solid var(--dark-green);
    border-radius: 15px;
    font-family: inherit;
    color: var(--text-dark);
}

.diary-input:focus {
    outline: none;
    border-color: var(--dark-pink);
    box-shadow: 0 0 0 3px rgba(255, 180, 212, 0.3);
}

.diary-content {
    background: var(--white);
    padding: 20px;
    border-radius: 20px;
    border: 3px solid var(--pastel-green);
    max-height: 400px;
    overflow-y: auto;
}

.diary-content h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-dark);
    text-align: center;
}

#diary-entries {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.diary-entry {
    background: var(--pastel-pink);
    padding: 15px;
    border-radius: 15px;
    border-left: 5px solid var(--dark-pink);
}

.diary-entry-date {
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 5px;
    font-size: 18px;
}

.diary-entry-activity {
    color: var(--text-dark);
    font-size: 16px;
    margin-left: 10px;
}

.diary-user-name {
    background: var(--pastel-green);
    padding: 15px;
    border-radius: 15px;
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        font-size: 18px;
        padding: 5px;
    }
    
    .container {
        padding: 15px;
        height: calc(100vh - 10px);
    }
    
    header {
        margin-bottom: 10px;
        padding-bottom: 10px;
    }
    
    h1 {
        font-size: 32px;
    }
    
    .subtitle {
        font-size: 18px;
    }
    
    h2 {
        font-size: 28px;
    }
    
    .instructions {
        font-size: 18px;
    }
    
    .button-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .exercise-btn {
        min-height: 90px;
        padding: 12px 8px;
        font-size: 16px;
    }
    
    .exercise-btn .icon {
        font-size: 40px;
    }
    
    .exercise-btn .btn-text {
        font-size: 16px;
    }
    
    .memory-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .memory-card {
        font-size: 48px;
        min-height: 100px;
    }
    
    .sequence-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .exercise-btn {
        min-height: 160px;
        padding: 30px 20px;
    }
    
    .exercise-btn .icon {
        font-size: 56px;
    }
    
    .exercise-btn .btn-text {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .memory-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .pattern-options,
    .color-options {
        grid-template-columns: repeat(2, 1fr);
    }
}