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

* {
    margin: 0;
}

:root {
    --clr-text: hsl(205, 96%, 9%);
    --clr-body: hsl(205, 96%, 15%);
    --clr-background: hsl(203, 94%, 94%);
    --clr-primary: hsl(205, 94%, 28%);
    --clr-secondary: hsl(320, 94%, 68%);
    --clr-accent: hsl(2, 94%, 47%);

    --ff-headings: "Nunito", sans-serif;
    --ff-body: "PT Sans", sans-serif;

    --fs-300: clamp(1.125rem, 1.0815rem + 0.2174vi, 1.25rem);
    --fs-400: clamp(1.35rem, 1.2048rem + 0.7261vi, 1.7675rem);
    --fs-500: clamp(1.62rem, 1.3142rem + 1.5291vi, 2.4992rem);
    --fs-600: clamp(1.944rem, 1.391rem + 2.7651vi, 3.5339rem);
    --fs-700: clamp(2.3328rem, 1.4061rem + 4.6334vi, 4.997rem);
    --fs-800: clamp(2.7994rem, 1.3154rem + 7.4198vi, 7.0657rem);
}

@media (prefers-color-scheme: dark) {
    :root {
        --clr-text: hsl(205, 96%, 91%);
        --clr-body: hsl(205, 61%, 93%);
        --clr-background: hsl(203, 94%, 6%);
        --clr-primary: hsl(205, 94%, 72%);
        --clr-secondary: hsl(320, 94%, 32%);
        --clr-accent: hsl(2, 94%, 53%);
    }
}

html {
    color-scheme: light dark;
}

:where(img, svg, video) {
    width: 100%;
    display: block;
}

.flow > * + * {
    margin-block-start: var(--flow-space, 1em);
}

body {
    font-family: var(--ff-body);
    color: var(--clr-body);
    font-size: var(--fs-400);
    line-height: 1.2;
}

h1,
h2,
h3 {
    font-family: var(--ff-headings);
    line-height: 1.1;
    text-wrap: balance;
}

h1 {
    font-size: var(--fs-700);
    color: var(--clr-primary);
    --flow-space: 2em;
}

h2 {
    font-size: var(--fs-600);
    color: var(--clr-primary);
    --flow-space: 1.5em;
}

h3 {
    font-size: var(--fs-500);
    color: var(--clr-text);
    --flow-space: 0.5em;
}

a {
    color: var(--clr-primary);
}

a:hover,
a:focus {
    color: var(--clr-accent);
}

::marker {
    color: var(--clr-secondary);
}

.wrapper {
    width: min(100% - 3rem, 55ch);
    margin-inline: auto;
}