html, body {
    height: 100%;
    margin: 0;
}

/* General Body Styles */
body {
    font-family: sans-serif; /* UPDATED */
    background: #f0f9ff;
    color: #333;
    text-align: center;
    overscroll-behavior-y: contain;
    display: flex;
    flex-direction: column;
    padding: 10px;
    box-sizing: border-box;
}

h1 {
    color: #ff6347;
    font-size: 3rem;
    text-shadow: 2px 2px #fdfd96;
}

/* Game Container */
#game-container {
    background: white;
    border-radius: 20px;
    padding: 20px 40px; /* Re-added padding for internal spacing */
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    position: relative; /* Needed for absolute positioning of palette if desired */
}

#game-container h2 {
    font-size: 1.8rem;
    color: #0077b6;
    margin-top: 0;
}

/* Game Areas */
.game-area {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 4rem;
    margin: 20px 0;
    line-height: 1;
}

.options {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* Generic Option Button Style */
.option {
    padding: 15px 25px;
    font-size: 2rem;
    font-family: sans-serif; /* UPDATED */
    border: 4px solid #ade8f4;
    border-radius: 15px;
    background-color: #caf0f8;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease;
    min-width: 80px;
}

.option:hover {
    transform: translateY(-5px);
    background-color: #90e0ef;
}

/* Feedback and State Styles */
.option.correct {
    background-color: #90ee90;
    border-color: #2e8b57;
    animation: pulse 0.5s;
}

.option.incorrect {
    background-color: #ffcccb;
    border-color: #dc143c;
    animation: shake 0.5s;
}

#feedback {
    font-size: 2rem;
    font-weight: bold;
    height: 40px;
    margin-bottom: 10px;
}

#feedback.correct { color: #2e8b57; }
#feedback.incorrect { color: #dc143c; }

/* Next Button */
#next-button {
    padding: 15px 30px;
    font-size: 1.5rem;
    font-family: sans-serif; /* UPDATED */
    cursor: pointer;
    border: none;
    border-radius: 15px;
    background-color: #ff6347;
    color: white;
    box-shadow: 0 5px #d94f3a;
    transition: all 0.1s ease-in-out;
}

#next-button:active {
    transform: translateY(5px);
    box-shadow: 0 0 #d94f3a;
}

.hidden { display: none !important; }

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

/* --- Emoji Tooltip --- */
#emoji-tooltip {
    position: fixed; /* Use fixed to position relative to the viewport */
    background-color: #333;
    color: white;
    padding: 5px 10px;
    border-radius: 8px;
    font-size: 1rem;
    font-family: sans-serif;
    z-index: 1000;
    pointer-events: none; /* So it doesn't interfere with other clicks */
    opacity: 0;
    transform: translate(-50%, -110%); /* Position above the cursor/touch point */
    transition: opacity 0.2s ease;
}

#emoji-tooltip.visible {
    opacity: 1;
}

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

/* --- Alphabet Match Game Styles --- */
#match-game-wrapper {
    position: relative;
    display: flex; /* Establishes flex container */
    justify-content: space-between; /* Pushes columns to edges (left/right in portrait) */
    width: 100%;
    /* Removed max-width to allow filling game-container */
    margin: 0 auto;
    /* Removed gap here as space-between handles distribution */
    flex-grow: 1; /* Allow this wrapper to fill the available vertical space */
    touch-action: none;
}

.match-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.match-line {
    stroke-width: 8;
    stroke-linecap: round;
}

.match-line.correct {
    stroke: #2a9d8f;
}

.match-line.incorrect {
    stroke: #dc143c;
}

.match-line.preview {
    stroke: #0077b6;
    stroke-width: 6;
    stroke-dasharray: 10 8;
}

.match-column {
    width: 45%; /* Adjusted width to allow space-between to distribute remaining space */
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.match-item {
    background: #fff;
    border: 4px solid #ade8f4;
    border-radius: 20px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    z-index: 2;
    flex-grow: 1; /* Allow items to grow and fill the column space */
}

.match-item.letter {
    font-size: 3.5rem;
    color: #e63946;
}

.match-item.image {
    font-size: 4rem;
    line-height: 1;
}

.match-item.color {
    padding: 0; /* Remove padding to let swatch fill the space */
}

.match-item.selected {
    border-color: #f77f00;
    transform: scale(1.05);
    box-shadow: 0 0 15px #f77f00aa;
}

.match-item.matched {
    border-color: #2a9d8f;
    background-color: #e9f5f3;
    cursor: not-allowed;
    pointer-events: none;
}

/* --- Responsive Orientation Styles --- */
@media (orientation: landscape) {
    #match-game-wrapper {
        flex-direction: column; /* Columns stack vertically in landscape */
        justify-content: space-between; /* Pushes columns to top/bottom in landscape */
        max-width: 90vw; /* Use more width in landscape */
    }
    .match-column {
        width: 100%; /* Columns take full width */
        flex-direction: row; /* Items within columns go side-by-side */
        justify-content: space-around; /* Distribute items */
        gap: 15px; /* Space between items */
    }
    .match-item {
        flex: 1;
        max-width: 150px;
        aspect-ratio: 1 / 1; /* Ensure all items are square */
    }
}

.color-box {
    width: 150px;
    height: 150px;
    border: 5px solid #eee;
    border-radius: 20px;
    margin: 20px auto;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* --- Color Game Specific Styles --- */
.color-options .color-option-wrapper {
    /* Reset base option styles for a clean wrapper */
    background-color: transparent;
    border: none;
    padding: 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-width: 90px; /* Ensure enough space for swatch and name */
}

/* Swatch for the "Color Recognition" game (the multiple choice one) */
.color-options .color-swatch {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 5px solid #fff;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: border-color 0.2s ease;
}

/* Swatch for the "Match the Colour" game */
.match-item .color-swatch {
    width: 100%;
    height: 100%;
    border-radius: 15px; /* Match the parent's border-radius */
    border-width: 0; /* No inner border needed for match game */
    box-shadow: none;
}

.color-option-wrapper .color-name {
    font-size: 1.2rem;
    color: #333; /* Dark text for readability on light background */
}

.color-options .color-option-wrapper.correct .color-swatch {
    border-color: #2e8b57; /* Highlight the swatch border on correct answer */
}