.hidden {
    display: none;
}

html {
    scroll-behavior: smooth;
}

.button {
    touch-action: manipulation;
}

/* Menu Icon */
.menu-icon {
    display: none;
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 100;
}

.menu-icon.active {
    display: block;
}

#menu-toggle {
    font-size: 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all 0.3s ease;
}

#menu-toggle:hover {
    transform: scale(1.1);
    background-color: #FF88B3;
}

/* Popup Menu */
.popup-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.popup-menu.hidden {
    display: none !important;
}

.menu-content {
    background: white;
    width: 300px;
    height: 100%;
    padding: 20px;
    position: relative;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

#close-menu {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-color);
}

.menu-options {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.menu-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.menu-button {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    padding: 12px 20px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.menu-quit {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    max-width: 250px;
    margin: 10px auto;
    padding: 12px 20px;
    background-color: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
}
.menu-quit:hover {
    background-color: #FF88B3;
    transform: translateY(-2px);
}

.menu-button:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

.menu-button,
.menu-quit {
    padding: 12px 25px;
    font-size: 1.1em;
    cursor: pointer;
    border: none;
    border-radius: 20px;
    font-weight: 500;
    text-align: center;
    min-width: 150px;
    transition: all 0.4s ease;
}

.menu-button:hover, 
.menu-quit:hover {
    transform: translateY(-2.5px) scale(1.05);
    animation: smoothPulse 1.5s ease-in-out infinite;
}

body.dark-mode .popup-menu,
body.dark-mode .menu-content {
    background-color: #2d2d2d;
    color: #ffffff;
}

body.dark-mode .menu-icon button {
    background-color: #333333;
    color: #ffffff;
}

body.dark-mode .popup-menu {
    background: rgba(26, 26, 26, 0.7); /* Semi-transparent dark background */
}

body.dark-mode .menu-content {
    background: #2d2d2d;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

/* Dark Mode Styles for Game Hub and Selection */
body.dark-mode {
    background-color: #1a1a1a;
    background-image: radial-gradient(circle at 50% 50%, #333333 10%, transparent 20%),
                     radial-gradient(circle at 80% 80%, #333333 10%, transparent 20%);
}

body.dark-mode .screen {
    background: rgba(45, 45, 45, 0.9);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

body.dark-mode .game-card {
    background-color: #333333;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

body.dark-mode .game-card:hover {
    background: #444444;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode p {
    color: #ffffff;
}

body.dark-mode .setup-section {
    background: rgba(45, 45, 45, 0.95);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

body.dark-mode .mode-select,
body.dark-mode .type-select {
    background: #333333;
    border-color: #555555;
    color: #ffffff;
}

body.dark-mode .mode-select:hover,
body.dark-mode .type-select:hover {
    background: #444444;
}

body.dark-mode .mode-select.active,
body.dark-mode .type-select.active {
    background: var(--primary-color);
}

body.dark-mode #round-count,
body.dark-mode #time-limit {
    background: #333333;
    color: #ffffff;
    border-color: #555555;
}

body.dark-mode .preview-container {
    background: rgba(45, 45, 45, 0.95);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

body.dark-mode .option-btn {
    background: #333333;
    border-color: #555555;
    color: #ffffff;
}

body.dark-mode .option-btn:hover {
    background: #444444;
}

/* Dark mode for game cards hover state */
body.dark-mode .game-card:hover h3 {
    color: var(--primary-color);
}

body.dark-mode .game-card:hover p {
    color: #ffffff;
}

/* Update the dark mode button styles */
body.dark-mode #enter-hub-button {
    background-color: var(--primary-color-dark);
    color: white;
}

body.dark-mode #enter-hub-button:hover {
    background-color: #B784BA;
}

body.dark-mode .menu-button {
    background-color: var(--primary-color-dark);
    color: white;
}

body.dark-mode .menu-button:hover {
    background-color: #B784BA;
}

/* Update popup menu background in dark mode */
body.dark-mode .menu-content {
    background-color: #2d2d2d;
    color: white;
}


/* Dark mode overrides for buttons */
body.dark-mode .menu-button,
body.dark-mode .play-button,
body.dark-mode #next-flag,
body.dark-mode #submit-answer,
body.dark-mode input:checked + .slider {
    background-color: var(--primary-color-dark);
}

body.dark-mode .menu-button:hover,
body.dark-mode .play-button:hover,
body.dark-mode #next-flag:hover,
body.dark-mode #submit-answer:hover {
    background-color: #B784BA; /* Lighter purple for hover state */
}

/* Update hover effects for dark mode */
body.dark-mode #menu-toggle:hover {
    background-color: var(--primary-color-dark);
}

body.dark-mode .game-card:hover {
    background: #4A3B4A; /* Darker purple for game card hover */
}

/* Update active states for dark mode */
body.dark-mode .mode-select.active,
body.dark-mode .type-select.active {
    background-color: var(--primary-color-dark);
}

/* Update h3 color in dark mode */
body.dark-mode h3 {
    color: var(--primary-color-dark);
}

/* Update menu toggle styles in dark mode */
body.dark-mode #menu-toggle {
    background-color: var(--primary-color-dark);
}

body.dark-mode #menu-toggle:hover {
    background-color: #B784BA;
}



/* Remove button text decoration */
button, 
.play-button, 
.back-button,
#enter-hub-button {
    text-decoration: none;
}
/* Add at the top of your CSS file */
* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

/* Add viewport-specific media queries */
@media screen and (max-width: 768px) {
    .screen {
        width: 95%;
        padding: 20px;
        margin: 10px;
    }

    .game-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    h1 {
        font-size: 2em;
    }

    h2 {
        font-size: 1.5em;
    }

    .options-container {
        grid-template-columns: 1fr;
        width: 100%;
    }
}

/* Add touch device optimizations */
@media (hover: none) {
    .game-card:hover,
    .button:hover {
        transform: none;
        animation: none;
    }

    .game-card:active,
    .button:active {
        transform: scale(0.98);
    }
}

/* Add performance improvements */
.game-card,
.button {
    will-change: transform;
    backface-visibility: hidden;
}

/* Add accessibility improvements */
button, 
.game-card {
    outline: none;
}

button:focus-visible,
.game-card:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Add reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .game-card,
    .button {
        animation: none;
        transition: none;
    }
}


.options-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    max-width: 400px;
    margin: 0 auto;
}

.option-btn {
    padding: 10px;
    font-size: 1em;
    cursor: pointer;
    background-color: #fff;
    border: 1px solid #333;
    border-radius: 5px;
    color: var(--text-color); /* Adds the soft purple color */
}

.option-btn:hover {
    background-color: #e0e0e0;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    font-family: 'Quicksand', Arial, sans-serif;
    background-color: var(--background);
    background-image: radial-gradient(circle at 50% 50%, #ffffff 10%, transparent 20%),
                     radial-gradient(circle at 80% 80%, #ffffff 10%, transparent 20%);
    background-size: 40px 40px;
}

.screen {
    text-align: center;
    max-width: 800px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(107, 91, 149, 0.1);
    backdrop-filter: blur(4px);
}

.back-button {
    background-color: var(--secondary-color);
    box-shadow: 0 4px 15px rgba(148, 209, 255, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.back-button:hover {
    transform: translateY(-3px) scale(1.05);
    background-color: #7BC4FF;
    box-shadow: 
        0 8px 25px rgba(148, 209, 255, 0.4),
        0 4px 10px rgba(107, 91, 149, 0.2);
    animation: smoothPulse 1.5s ease-in-out infinite;
}

/* Add sparkle effect */
.back-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.8) 50%,
        transparent 100%
    );
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}

.back-button:hover::after {
    animation: sparkle-button 1s ease-in-out;
}

.play-button {
    background-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(148, 209, 255, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.play-button:hover {
    transform: translateY(-3px) scale(1.05);
    background-color: #FF6B9C;
    box-shadow: 
        0 8px 25px rgba(255, 136, 179, 0.4),
        0 4px 10px rgba(107, 91, 149, 0.2);
    animation: smoothPulse 1.5s ease-in-out infinite;
}


/* Add sparkle effect */
.play-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.8) 50%,
        transparent 100%
    );
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}



.play-button:hover::after {
    animation: sparkle-button 1s ease-in-out;
}

@keyframes sparkle-button {
    0% {
        transform: rotate(45deg) translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: rotate(45deg) translateX(100%);
        opacity: 0;
    }
}

#enter-hub-button, .play-button, .back-button {
    padding: 15px 35px;
    font-size: 1.2em;
    cursor: pointer;
    border: none;
    border-radius: 25px;
    margin: 10px;
    transition: box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 136, 179, 0.3);
    color: white; /* Makes text white for better contrast */
    font-weight: 500; /* Makes the text slightly bolder */
}

#enter-hub-button, .play-button {
    background-color: var(--primary-color);
}

#enter-hub-button:hover, .play-button:hover, .back-button:hover {
    animation: smoothPulse 1.5s ease-in-out infinite;
}

#enter-hub-button:hover, .play-button:hover {
    box-shadow: 
        0 8px 25px rgba(255, 136, 179, 0.4),
        0 4px 10px rgba(107, 91, 149, 0.2);
}

#enter-hub-button {
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

/* Add sparkle effect */
#enter-hub-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.8) 50%,
        transparent 100%
    );
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}

#enter-hub-button:hover::after {
    animation: sparkle-button 1s ease-in-out;
}

#enter-hub-button:hover {
    transform: translateY(-3px) scale(1.05);
    background-color: #FF6B9C;
    box-shadow: 
        0 8px 25px rgba(255, 136, 179, 0.4),
        0 4px 10px rgba(107, 91, 149, 0.2);
    animation: smoothPulse 1.5s ease-in-out infinite;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 30px;
}

h1 {
    color: var(--text-color);
    margin-bottom: 20px;
    font-size: 2.5em;
    text-shadow: 2px 2px 4px rgba(107, 91, 149, 0.1);
}

h2 {
    color: var(--text-color);
    font-size: 2em;
}

h3 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.5em;
}

p {
    color: var(--text-color);
    line-height: 1.6;
}

.game-card {
    background-color: white;
    padding: 30px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.4s ease;
    box-shadow: 0 5px 15px rgba(107, 91, 149, 0.1);
    position: relative;
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
}

.game-card:hover {
    transform: translateY(-8px) scale(1.05);
    background: #E8E4F3; /* Light purple background */
    box-shadow: 
        0 15px 35px rgba(107, 91, 149, 0.3),
        0 8px 12px rgba(107, 91, 149, 0.2);
    animation-play-state: paused;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: 20px;
}

.game-card:hover::before {
    opacity: 0.1;
}

.game-card h3, .game-card p {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.game-card:hover h3 {
    transform: scale(1.1);
    color: var(--text-color); /* Changed to soft purple */
}

.game-card:hover p {
    color: var(--text-color); /* Changed to soft purple */
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Stagger the floating animation for each card */
.game-card:nth-child(2) { animation-delay: 1s; }
.game-card:nth-child(3) { animation-delay: 2s; }
.game-card:nth-child(4) { animation-delay: 3s; }

/* Add a cute loader animation */
.loading {
    width: 50px;
    height: 50px;
    border: 5px solid var(--background);
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Add decorative elements */
.screen::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px dashed var(--accent-color);
    border-radius: 30px;
    opacity: 0.3;
    pointer-events: none;
}

:root {
    --primary-color: #FF88B3;    /* Soft pink */
    --primary-color-dark: #9B6B9E; /* Purple for dark mode */
    --secondary-color: #94D1FF;  /* Light blue */
    --gradient-start: #FF88B3;   /* Soft pink */
    --gradient-end: #94D1FF;     /* Light blue */
    --text-color: #6B5B95;       /* Soft purple */
    --background: #FFF5F8;       /* Light pink background */
}

@keyframes sparkle {
    0% {
        transform: rotate(45deg) translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: rotate(45deg) translateX(100%);
        opacity: 0;
    }
}

@keyframes smoothPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    /* Remove animations and transitions */
    * {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }

    /* Modify fade effects */
    .fade-in, 
    .fade-out {
        opacity: 1 !important;
        transform: none !important;
    }

    /* Modify preview transitions */
    .preview-container,
    .preview-content {
        transition: none !important;
    }

    /* Remove hover animations */
    .button:hover,
    .option-btn:hover {
        transform: none !important;
    }

    /* Remove game feedback animations */
    .correct,
    .incorrect {
        animation: none !important;
    }

    /* Remove menu transitions */
    .popup-menu,
    .menu-icon {
        transition: none !important;
    }
}