*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --light: hsl(210, 15%, 97%);
    --dark: hsl(210, 15%, 12%);
    --clr-primary: hsl(274, 100%, 50%);
    --clr-primary-light: hsl(274, 100% 67%);
    --clr-primary-lighter: hsl(274, 100%, 83%);
    --clr-primary-dark: hsl(274, 67%, 50%);
    --clr-primary-darker: hsl(274, 33%, 83%);

    --1rem: clamp(1rem, 0.75em + 0.75vmin, 2rem);
    color-scheme: light dark;
}

body {
    margin: 0;
    display: flex;
    flex-direction: column;
    min-block-size: 100vh;
    background-color: light-dark(var(--light), var(--dark));
    color: light-dark(var(--dark), var(--light));
    font-size: var(--1rem);
    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Oxygen,
        Ubuntu,
        Cantarell,
        "Open Sans",
        "Helvetica Neue",
        sans-serif;
}

header {
    margin-inline: 1em;
    margin-block: 1em;
    display: flex;
    justify-content: space-between;
    img {
        max-width: 2.5em;
    }
}

h1 {
    margin-inline: auto;
    max-inline-size: max-content;
}