/* Categoria: fundamentos. base; composição e estados deste módulo. */
/* Regras globais compartilhadas; tokens e componentes carregam em arquivos próprios. */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    margin: 0;
    background: var(--cream);
    color: var(--ink);
    font: 16px/1.6 var(--font-interface);
}

a {
    color: inherit;
    text-decoration: none;
}

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

button, input, select, textarea, optgroup {
    font: inherit;
}

a:focus-visible, button:focus-visible, summary:focus-visible {
    outline: 3px solid var(--focus-visible, var(--focus-on-light));
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}

/* Ajustes compartilhados após Normalize, sem retirar affordances nativas. */
:where(input, select, textarea) {
    max-width: 100%;
    color: inherit;
}

:where(textarea) {
    resize: vertical;
}

:where(button, input, select, textarea) {
    letter-spacing: inherit;
}

:where(button, a, input, select, textarea, summary):focus-visible {
    outline: var(--focus-width) solid var(--focus-on-light);
    outline-offset: var(--focus-offset);
}

:where(dialog) {
    max-width: calc(100% - 2rem);
    max-height: calc(100dvh - 2rem);
    overflow: auto;
    color: var(--ink);
}

:where([hidden]) {
    display: none;
}

/* Seleção e digitação seguem as cores de leitura da aplicação. */
::selection {
    background: var(--surface-highlight);
    color: var(--deep);
}
:where(input, textarea) {
    caret-color: var(--toggle-accent);
}