/* c:\Users\Sam\Desktop\Future Me\css\back-to-top.css */
#backToTopBtn {
    display: none; /* Hidden by default */
    position: fixed; /* Fixed/sticky position */
    bottom: 30px; /* Place the button 30px from the bottom */
    right: 30px; /* Place the button 30px from the right */
    z-index: 1000; /* Make sure it does not overlap other items */
    border: none; /* Remove borders */
    outline: none; /* Remove outline */
    background-color: var(--primary-color, #4361EE); /* Set a background color */
    color: white; /* Text color */
    cursor: pointer; /* Add a mouse pointer on hover */
    padding: 15px 18px; /* Some padding */
    border-radius: 50%; /* Circular button */
    font-size: 20px; /* Increase font size */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: background-color 0.3s ease, opacity 0.5s ease-in-out, transform 0.3s ease;
}

#backToTopBtn:hover {
    background-color: var(--primary-color-dark, #3a52cc); /* Add a dark-grey background on hover */
    transform: translateY(-3px);
}

#backToTopBtn.show {
    display: block;
    opacity: 1;
    animation: fadeIn 0.5s;
}

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

/* Dark theme adjustments */
.dark-theme #backToTopBtn {
    background-color: var(--primary-color-dark-theme, #5a78ff); /* A slightly lighter blue for dark mode */
    color: var(--text-color-dark, #FFFFFF);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.dark-theme #backToTopBtn:hover {
    background-color: var(--primary-color-dark-theme-hover, #7c96ff);
}