:root {
    --space-unit: 1rem;
    --space-xxs: calc(0.25 * var(--space-unit));
    --space-xs: calc(0.5 * var(--space-unit));
    --space-sm: calc(0.75 * var(--space-unit));
    --space-md: calc(1.25 * var(--space-unit));
    --space-lg: calc(2 * var(--space-unit));
    --space-xl: calc(3.25 * var(--space-unit));
    --space-xxl: calc(5.25 * var(--space-unit));

    --primary-color: #00FFC5;
    --secondary-color: #ADF5FF;
    
    --bg-color: #ffffff;
    --text-color: #333333;
    --tertiary-color: #0075A2; 
    --card-border: #e0e0e0;
    --technology-text: #666666;
    --footer-text: #666666;
    --shadow: rgba(0, 0, 0, 0.1);

    tab-size: 4;
    font-family: SFRounded, ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-feature-settings: normal;
    font-variation-settings: normal;
    font-size: 1rem;
}

body {
    display: flex;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

main {
    margin-left: auto;
    margin-right: auto;
    width: fit-content;
    padding: 4rem 0;
    max-width: 100%;
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: bold;
}

.visuallyHidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}