/* Explain: Base reset, typography, and site defaults */
* {
    box-sizing: border-box;
}

html {
    background: var(--background-color);
    color: var(--text-color);
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--background-color);
    color: var(--text-color);
    font-family: var(--font-body);
    display: flex;
    flex-direction: column;
    border-left: 24px solid #2563eb;
    border-right: 24px solid #2563eb;
}

main {
    flex: 1;
}

h1, h2, h3, .brand-mark {
    font-family: var(--font-heading);
    color: var(--primary-color);
}

img {
    max-width: 100%;
    display: block;
}

:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}

::selection {
    background: var(--secondary-color);
    color: var(--primary-color);
}