/**
 * ECOS DESIGN SYSTEM — Reset
 * Reset mínimo e opinionado. Aplica tokens ao HTML base.
 * DEVE ser importado após tokens.css
 *
 * AGENT_GUIDE: Importado automaticamente via ecos.css.
 * Não modifique este arquivo para projetos específicos — use temas.
 */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
}

body {
    font-family: var(--ecos-font-sans);
    font-size: var(--ecos-text-base);
    line-height: var(--ecos-leading-normal);
    color: var(--ecos-color-text);
    background-color: var(--ecos-color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
}

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

a:hover {
    color: var(--ecos-color-primary-hover);
    text-decoration: underline;
}

ul,
ol {
    list-style: none;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

/* Foco visível acessível */
:focus-visible {
    outline: var(--ecos-ring-width) solid var(--ecos-ring-color);
    outline-offset: var(--ecos-ring-offset);
}

/* Skip link de acessibilidade */
.ecos-skip-link {
    position: absolute;
    top: var(--ecos-space-2);
    left: var(--ecos-space-2);
    z-index: var(--ecos-z-toast);
    padding: var(--ecos-space-2) var(--ecos-space-4);
    background: var(--ecos-color-primary);
    color: var(--ecos-color-text-on-accent);
    font-size: var(--ecos-text-sm);
    font-weight: var(--ecos-font-medium);
    border-radius: var(--ecos-radius-md);
    transform: translateY(-120%);
    transition: transform var(--ecos-transition-fast);
}

.ecos-skip-link:focus {
    transform: translateY(0);
    text-decoration: none;
}

/* Scrollbar custom (dark mode) */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--ecos-color-surface);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--ecos-color-border);
    border-radius: var(--ecos-radius-full);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--ecos-color-text-faint);
}

/* Selection */
::selection {
    background-color: var(--ecos-color-primary);
    color: var(--ecos-color-text-on-accent);
}

/* ============================================= */
/* A11y: Respeitar preferência de movimento       */
/* WCAG 2.3.3 — prefers-reduced-motion           */
/* ============================================= */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}