/**
 * Canal PB — Reset e base tipográfica editorial.
 */

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: 5rem;
}

body {
	margin: 0;
	background-color: var(--cpb-canvas);
	color: var(--cpb-text);
	font-family: var(--cpb-font-body);
	font-size: var(--cpb-fs-body-md);
	line-height: var(--cpb-lh-body-md);
	font-weight: var(--cpb-fw-regular);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-wrap: break-word;
}

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

img {
	display: block;
	border: 0;
}

a {
	color: inherit;
	text-decoration: none;
	transition: color var(--cpb-motion-duration) var(--cpb-motion-ease);
}

a:hover {
	color: var(--cpb-primary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
	margin: 0;
	font-family: var(--cpb-font-heading);
	font-weight: var(--cpb-fw-bold);
	line-height: var(--cpb-lh-headline-md);
	letter-spacing: var(--cpb-track-head);
	color: var(--cpb-text-strong);
}

p {
	margin: 0 0 var(--cpb-space-md);
}

ul,
ol {
	margin: 0;
	padding: 0;
	list-style: none;
}

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

::selection {
	background-color: var(--cpb-primary);
	color: #fff;
}

/* ------------------------------------------------------------------
   Acessibilidade
   ------------------------------------------------------------------ */

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.screen-reader-text:focus {
	position: fixed !important;
	top: var(--cpb-space-md);
	left: var(--cpb-space-md);
	z-index: 999999;
	width: auto;
	height: auto;
	clip: auto;
	padding: var(--cpb-space-sm) var(--cpb-space-md);
	background-color: var(--cpb-primary);
	color: #fff;
	border-radius: var(--cpb-radius-base);
	font-size: var(--cpb-fs-label-md);
	font-weight: var(--cpb-fw-bold);
	text-transform: uppercase;
	letter-spacing: var(--cpb-track-wide);
}

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

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

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

/* ------------------------------------------------------------------
   Tipografia do corpo do artigo
   ------------------------------------------------------------------ */

.cpb-prose {
	font-size: var(--cpb-fs-body-lg);
	line-height: var(--cpb-lh-body-lg);
	color: var(--cpb-text);
}

.cpb-prose > * {
	margin-block: 0 var(--cpb-space-lg);
}

.cpb-prose h2 {
	margin-top: var(--cpb-space-xl);
	margin-bottom: var(--cpb-space-md);
	font-size: var(--cpb-fs-headline-md);
	line-height: var(--cpb-lh-headline-md);
}

.cpb-prose h3 {
	margin-top: var(--cpb-space-lg);
	margin-bottom: var(--cpb-space-sm);
	font-size: var(--cpb-fs-headline-sm);
	line-height: var(--cpb-lh-headline-sm);
}

.cpb-prose ul,
.cpb-prose ol {
	padding-left: var(--cpb-space-lg);
	list-style: disc;
}

.cpb-prose ol {
	list-style: decimal;
}

.cpb-prose li {
	margin-bottom: var(--cpb-space-xs);
}

.cpb-prose blockquote {
	margin: var(--cpb-space-lg) 0;
	padding: var(--cpb-space-md) var(--cpb-space-lg);
	border-left: 4px solid var(--cpb-primary);
	background-color: var(--cpb-surface-low);
	font-weight: var(--cpb-fw-medium);
	color: var(--cpb-text);
}

.cpb-prose blockquote p:last-child {
	margin-bottom: 0;
}

.cpb-prose code {
	padding: 0.1em 0.35em;
	background-color: var(--cpb-surface-mid);
	border-radius: var(--cpb-radius-sm);
	font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 0.9em;
}

.cpb-prose pre {
	overflow-x: auto;
	padding: var(--cpb-space-md);
	background-color: var(--cpb-dark);
	color: #E5E7EB;
	border-radius: var(--cpb-radius-base);
	font-size: var(--cpb-fs-body-sm);
	line-height: var(--cpb-lh-body-sm);
}

.cpb-prose pre code {
	padding: 0;
	background: none;
	color: inherit;
}

.cpb-prose table {
	width: 100%;
	border-collapse: collapse;
	font-size: var(--cpb-fs-body-sm);
}

.cpb-prose th,
.cpb-prose td {
	padding: var(--cpb-space-sm) var(--cpb-space-md);
	border: 1px solid var(--cpb-border);
	text-align: left;
}

.cpb-prose th {
	background-color: var(--cpb-surface-low);
	font-family: var(--cpb-font-heading);
	font-weight: var(--cpb-fw-bold);
}

/* ------------------------------------------------------------------
   Formulários
   ------------------------------------------------------------------ */

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
input[type="date"],
textarea,
select {
	width: 100%;
	padding: 0.625rem 0.75rem;
	background-color: var(--cpb-surface);
	border: 1px solid var(--cpb-border-strong);
	border-radius: var(--cpb-radius-base);
	color: var(--cpb-text);
	font-size: var(--cpb-fs-body-sm);
	line-height: 1.5;
	transition: border-color var(--cpb-motion-duration) var(--cpb-motion-ease);
}

input::placeholder,
textarea::placeholder {
	color: var(--cpb-placeholder);
}

/* Foco com 2px de vermelho e zero difusão, conforme o DESIGN.md. */
input:focus,
textarea:focus,
select:focus {
	border-color: var(--cpb-primary);
	outline: none;
	box-shadow: none;
}

button {
	cursor: pointer;
}

/* ------------------------------------------------------------------
   Comentários
   ------------------------------------------------------------------ */

.comment-list .comment-body {
	padding: var(--cpb-space-md) 0;
	border-bottom: 1px solid var(--cpb-border);
}

.comment-list .children {
	margin-left: var(--cpb-space-lg);
}

.comment-meta {
	display: flex;
	align-items: center;
	gap: var(--cpb-space-sm);
	font-size: var(--cpb-fs-label-md);
}

.comment-author .avatar {
	border-radius: var(--cpb-radius-base);
}

.comment-respond {
	margin-top: var(--cpb-space-xl);
	padding: var(--cpb-space-lg);
	background-color: var(--cpb-surface);
	border: 1px solid var(--cpb-border);
	border-radius: var(--cpb-radius-lg);
}