/* UtilMonster Base — reset + base typography, token-driven.
   Load AFTER design-tokens (needs :root vars). Wanted-style foundation. */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    font-size: var(--fs-md);
    line-height: var(--lh-normal);
    letter-spacing: var(--tracking-body);
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { line-height: var(--lh-tight); font-weight: var(--fw-bold); color: var(--color-text); text-wrap: balance; }
h1 { font-size: var(--fs-3xl); letter-spacing: var(--tracking-title); }
h2 { font-size: var(--fs-2xl); letter-spacing: var(--tracking-title); }
h3 { font-size: var(--fs-xl); letter-spacing: var(--tracking-heading); }
h4 { font-size: var(--fs-lg); letter-spacing: var(--tracking-heading); }

p { color: var(--color-text-sub); text-wrap: pretty; }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); }

button { font-family: inherit; font-size: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; color: var(--color-text); }

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

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

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

/* Layout container */
.um-container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-5);
}
@media (max-width: 640px) { .um-container { padding-inline: var(--space-4); } }

.um-stack > * + * { margin-top: var(--space-4); }
.um-section { padding-block: var(--space-10); }

/* Visually-hidden (a11y) */
.um-sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}