.container {
    position: relative;
    padding-top: 60px;
    max-height: 95vh;
    overflow-y: auto;
}

h1 {
    color: var(--primary-blue);
    margin-bottom: 25px;
    font-weight: 700;
}

.pattern-area {
    margin-top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 25px;
    flex-grow: 1;
    min-height: 0;
}

#pattern-question {
    font-size: clamp(2.5em, 7vw, 4.5em);
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0;
    text-align: center;
}

.pattern-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
}

#pattern-options button {
    background-color: var(--accent-orange);
    color: var(--text-light);
    padding: 10px 20px; /* Bigger buttons */
    border: none;
    border-radius: 14px;
    font-size: 1.5rem; /* Larger text */
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 10px var(--shadow-light);
    min-width: 200px;
    margin: 12px;
}
@media (max-width: 480px) {
    #pattern-options button {
        font-size: 1.0 rem;
        padding: 15px 20px;
        min-width: 50px;
    }
}



.pattern-options button:hover {
    background-color: #e6a760;
    transform: translateY(-4px);
    box-shadow: 0 6px 12px var(--shadow-medium);
}

.pattern-options button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px var(--shadow-light);
}

/* Style for the Next Pattern Button */
#next-pattern-btn {
    margin-top: 30px;
    padding: 16px 32px;
    font-size: 1.5em;
    font-weight: 600;
    background-color: var(--primary-blue);
    color: var(--text-light);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 8px var(--shadow-light);
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

#next-pattern-btn:hover {
    background-color: #5c8ae6;
    transform: translateY(-3px);
    box-shadow: 0 6px 12px var(--shadow-medium);
}

#next-pattern-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px var(--shadow-light);
}

#feedback-message {
    font-size: 1.8em;
    font-weight: 600;
    margin-top: 20px;
    min-height: 1.5em;
}

#feedback-message.correct { color: var(--secondary-green); }
#feedback-message.incorrect { color: var(--accent-pink); }

.back-button {
    position: absolute;
    top: 25px;
    left: 25px;
    background-color: var(--primary-blue);
    color: var(--text-light);
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    z-index: 10;
    box-shadow: 0 3px 6px var(--shadow-light);
}

.back-button:hover {
    background-color: #5c8ae6;
    transform: translateY(-3px);
    box-shadow: 0 5px 10px var(--shadow-medium);
}

.back-button:active {
    transform: translateY(0);
    box-shadow: 0 1px 3px var(--shadow-light);
}

/* Mobile-Friendly Adjustments */
@media (max-width: 480px) {
    .pattern-options button {
        font-size: 2.2rem;
        padding: 16px 28px;
        min-width: 100px;
    }

    #next-pattern-btn {
        font-size: 1.2em;
        padding: 12px 24px;
        width: 90%;
    }

    .back-button {
        padding: 6px 12px;
        font-size: 0.8em;
        top: 15px;
        left: 15px;
        border-radius: 8px;
    }

    #pattern-question {
        font-size: clamp(2em, 6vw, 4em);
    }

    #feedback-message {
        font-size: 1.4em;
    }

    .container {
        padding: 40px 20px 20px 20px;
    }
}