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

html {
    font-size: 62.5%;
}

body {
    background: var(--color-canvas);
    color: var(--color-ink);
    font-family: var(--font-ui);
    font-size: 1.6rem;
    line-height: 1.6;
    margin: 0;
    min-width: 32rem;
}

body,
button,
input,
select,
textarea {
    font-family: var(--font-ui);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-ink);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin: 0 0 var(--space-4);
}

h1 { font-size: clamp(3rem, 4vw, 4.2rem); }
h2 { font-size: clamp(2.3rem, 3vw, 3rem); }
h3 { font-size: 2.2rem; }
h4 { font-size: 1.8rem; }

p,
dl,
ol,
ul {
    margin: 0 0 var(--space-4);
}

a {
    color: var(--color-brand-700);
    text-decoration-thickness: 0.1rem;
    text-underline-offset: 0.22em;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-brand-900);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
    border-radius: var(--radius-sm);
    box-shadow: var(--focus-ring);
    outline: 0.2rem solid var(--color-accent-500);
    outline-offset: 0.2rem;
}

img,
svg {
    height: auto;
    max-width: 100%;
}

fieldset {
    border: 0;
    margin: 0;
    min-width: 0;
    padding: 0;
}

legend {
    color: var(--color-ink);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
}

hr {
    border: 0;
    border-top: 0.1rem solid var(--color-border);
    margin: var(--space-8) 0;
}

::selection {
    background: var(--color-accent-300);
    color: var(--color-brand-950);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}