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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.hidden {
    display: none !important;
}

/* Welcome Screen Styles */
.welcome-screen {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    background: radial-gradient(circle at center, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.brain-icon {
    font-size: 80px;
    margin-bottom: 30px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { text-shadow: 0 0 20px #fff, 0 0 30px #fff, 0 0 40px #ff00ff; }
    to { text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #00ffff; }
}

h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 600px;
    line-height: 1.6;
}

.disclaimer {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 30px;
    border: 1px solid rgba(255,255,255,0.2);
    max-width: 700px;
}

.disclaimer h3 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.disclaimer p {
    color: rgba(255,255,255,0.9);
    line-height: 1.6;
    font-size: 0.95rem;
}

.get-started-btn {
    position: relative;
    background: linear-gradient(45deg, #ff6b9d, #c44569);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 40px;
}

.get-started-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.4);
}

.btn-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.get-started-btn:hover .btn-glow {
    animation: shine 1s ease-in-out;
}

@keyframes shine {
    0% { transform: translateX(-100%) rotate(45deg); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(100%) rotate(45deg); opacity: 0; }
}

.features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.feature {
    text-align: center;
    color: white;
}

.feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 10px;
}

/* Mind Reading Screen Styles */
.mind-reading-screen {
    min-height: 100vh;
    padding: 40px 0;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    margin-bottom: 40px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #ff6b9d, #00d2d3);
    border-radius: 3px;
    transition: width 0.5s ease;
    width: 0;
}

.step {
    display: none;
    text-align: center;
    color: white;
}

.step.active {
    display: block;
    animation: fadeInUp 0.6s ease;
}

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

.step-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.step-header p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Color Picker Styles */
.color-picker {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
}

.color-option {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.color-option:hover {
    transform: scale(1.1);
    border-color: white;
}

.color-option.selected {
    transform: scale(1.2);
    border-color: white;
    box-shadow: 0 0 20px rgba(255,255,255,0.8);
}

/* Food Options Styles */
.food-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.food-option {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-size: 1.2rem;
}

.food-option:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.5);
}

.food-option.selected {
    background: rgba(255,255,255,0.3);
    border-color: white;
    transform: translateY(-5px);
}

/* Game Options Styles */
.game-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.game-option {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-size: 1.2rem;
}

.game-option:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.5);
}

.game-option.selected {
    background: rgba(255,255,255,0.3);
    border-color: white;
    transform: translateY(-5px);
}

/* Processing Styles */
.processing-step {
    text-align: center;
}

.processing-animation {
    position: relative;
    margin-bottom: 40px;
}

.brain-scan {
    font-size: 100px;
    animation: scan 2s ease-in-out infinite;
}

@keyframes scan {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.1); filter: brightness(1.5); }
}

.scan-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 8px,
        rgba(0, 255, 255, 0.3) 8px,
        rgba(0, 255, 255, 0.3) 10px
    );
    animation: scanLines 1.5s linear infinite;
}

@keyframes scanLines {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

#processingText {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

.processing-bar {
    width: 100%;
    max-width: 400px;
    height: 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
    margin: 0 auto;
    overflow: hidden;
}

.processing-fill {
    height: 100%;
    background: linear-gradient(90deg, #00d2d3, #ff6b9d, #00d2d3);
    background-size: 200% 100%;
    animation: processing 2s linear infinite;
}

@keyframes processing {
    0% { width: 0; background-position: 100% 0; }
    100% { width: 100%; background-position: -100% 0; }
}

/* Results Styles */
.results-step {
    text-align: center;
}

.results-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.shock-text {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: #ffd32a;
    font-weight: bold;
    animation: flicker 2s ease-in-out infinite;
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.results-content {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 30px;
    border: 1px solid rgba(255,255,255,0.2);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-size: 1.2rem;
}

.result-item:last-child {
    border-bottom: none;
}

.result-label {
    color: rgba(255,255,255,0.8);
}

.result-value {
    color: white;
    font-weight: bold;
    font-size: 1.3rem;
}

.accuracy-meter {
    margin-top: 30px;
    text-align: center;
}

.accuracy-label {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: rgba(255,255,255,0.8);
}

.accuracy-bar {
    width: 100%;
    height: 20px;
    background: rgba(255,255,255,0.2);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.accuracy-fill {
    height: 100%;
    background: linear-gradient(90deg, #2ed573, #ffa502, #ff4757);
    border-radius: 10px;
    animation: accuracyFill 2s ease-out;
    width: 94.7%;
}

@keyframes accuracyFill {
    from { width: 0; }
    to { width: 94.7%; }
}

.accuracy-percent {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2ed573;
}

.try-again-btn {
    background: linear-gradient(45deg, #2ed573, #20bf6b);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1.1rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-weight: bold;
}

.try-again-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 213, 115, 0.4);
}

/* Footer Styles */
.footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
    text-align: center;
    padding: 15px;
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    z-index: 1000;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .disclaimer {
        padding: 20px;
    }
    
    .step-header h2 {
        font-size: 2rem;
    }
    
    .step-header p {
        font-size: 1.1rem;
    }
    
    .color-picker {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
    
    .color-option {
        width: 60px;
        height: 60px;
    }
    
    .food-options, .game-options {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .brain-scan {
        font-size: 80px;
    }
    
    .result-item {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .features {
        gap: 25px;
    }
}

@media (max-width: 480px) {
    .brain-icon {
        font-size: 60px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .get-started-btn {
        padding: 12px 30px;
        font-size: 1.1rem;
    }
    
    .color-picker {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .color-option {
        width: 50px;
        height: 50px;
    }
    
    .disclaimer {
        padding: 15px;
    }
    
    .disclaimer h3 {
        font-size: 1rem;
    }
    
    .disclaimer p {
        font-size: 0.9rem;
    }
}