@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
	--erp-bg-0: #060913;
	--erp-bg-1: #0b1020;
	--erp-surface: #ffffff;
	--erp-surface-soft: #f1fcff;
	--erp-border: rgba(0, 166, 227, 0.28);
	--erp-border-strong: rgba(0, 166, 227, 0.45);
	--erp-primary: #00a6e3;
	--erp-primary-2: #00d9ff;
	--erp-primary-deep: #008fc4;
	--erp-text: #151515;
	--erp-text-on-dark: #e8f0ff;
	--erp-muted: #5b6b7c;
	--erp-muted-on-dark: rgba(232, 240, 255, 0.7);
	--radius: 12px;
	--font: Inter, "Segoe UI", system-ui, sans-serif;
	--shadow: 0 10px 30px rgba(6, 9, 19, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
	font-family: var(--font);
	color: var(--erp-text);
	background:
		radial-gradient(circle at 12% 0%, rgba(0, 166, 227, 0.12) 0%, transparent 42%),
		radial-gradient(circle at 88% 8%, rgba(0, 217, 255, 0.08) 0%, transparent 38%),
		linear-gradient(180deg, #eaf7fc 0%, #f5f8fb 180px, #f5f8fb 100%);
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}
a { color: var(--erp-primary); text-decoration: none; }
a:hover { color: var(--erp-primary-deep); text-decoration: underline; }
code {
	font-family: Consolas, "Courier New", monospace;
	font-size: .9em;
	background: #e8f4fa;
	color: #0b4a63;
	padding: .12rem .4rem;
	border-radius: 5px;
}
.wrap { width: min(900px, calc(100% - 2rem)); margin: 0 auto; }
.sr-only {
	position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* —— Header (barra escura do site) —— */
.top {
	background:
		radial-gradient(circle at 18% 10%, rgba(0, 166, 227, 0.28) 0%, transparent 48%),
		radial-gradient(circle at 82% 0%, rgba(0, 217, 255, 0.16) 0%, transparent 42%),
		linear-gradient(180deg, var(--erp-bg-0) 0%, var(--erp-bg-1) 100%);
	border-bottom: 1px solid var(--erp-border);
	color: var(--erp-text-on-dark);
}
.top-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: .85rem 0;
}
.brand {
	display: inline-flex;
	align-items: center;
	gap: .85rem;
	color: inherit;
	text-decoration: none;
}
.brand:hover { text-decoration: none; color: inherit; }
.brand-logo {
	display: block;
	height: 36px;
	width: auto;
	max-width: 160px;
	object-fit: contain;
}
.brand-badge {
	display: inline-flex;
	align-items: center;
	padding: .28rem .7rem;
	border-radius: 999px;
	font-size: .78rem;
	font-weight: 600;
	letter-spacing: .02em;
	color: var(--erp-text-on-dark);
	background: rgba(0, 166, 227, 0.18);
	border: 1px solid var(--erp-border-strong);
}
.top-link {
	color: var(--erp-muted-on-dark);
	font-size: .92rem;
	font-weight: 500;
}
.top-link:hover { color: var(--erp-primary-2); text-decoration: none; }

main.wrap { flex: 1; padding: 2.25rem 0 3rem; }

/* —— Hero / busca —— */
.hero h1 {
	margin: 0 0 .45rem;
	font-size: clamp(1.65rem, 3vw, 2.15rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	color: var(--erp-bg-1);
}
.lead {
	color: var(--erp-muted);
	margin: 0 0 1.35rem;
	line-height: 1.55;
	max-width: 52ch;
}

.search {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: .5rem;
	background: var(--erp-surface);
	border: 1px solid var(--erp-border);
	border-radius: var(--radius);
	padding: .45rem;
	box-shadow: var(--shadow), 0 0 0 1px rgba(0, 166, 227, 0.04);
}
.search input {
	border: 0;
	outline: 0;
	font: inherit;
	padding: .8rem .9rem;
	background: transparent;
	min-width: 0;
	color: var(--erp-text);
}
.search input::placeholder { color: #90a0b0; }
.search button {
	border: 0;
	border-radius: 10px;
	background: linear-gradient(135deg, var(--erp-primary) 0%, #0090c8 100%);
	color: #fff;
	font: inherit;
	font-weight: 700;
	padding: .8rem 1.25rem;
	cursor: pointer;
	box-shadow: 0 8px 20px rgba(0, 166, 227, 0.28);
}
.search button:hover { filter: brightness(1.06); }

.meta { margin: .9rem 0 0; color: var(--erp-muted); font-size: .92rem; }
.meta .dot { margin: 0 .35rem; }
.meta a { font-weight: 600; }

/* —— Lista —— */
.group { margin-top: 2.1rem; }
.group h2 {
	margin: 0 0 .75rem;
	font-size: .8rem;
	text-transform: uppercase;
	letter-spacing: .06em;
	color: var(--erp-primary-deep);
	font-weight: 700;
}
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.card-link {
	display: grid;
	gap: .35rem;
	padding: 1.05rem 1.15rem;
	background: var(--erp-surface);
	border: 1px solid #d7e8f0;
	border-radius: var(--radius);
	color: inherit;
	text-decoration: none;
	transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.card-link:hover {
	border-color: var(--erp-primary);
	box-shadow: 0 8px 24px rgba(0, 166, 227, 0.12);
	transform: translateY(-1px);
	text-decoration: none;
	color: inherit;
}
.card-title {
	font-weight: 700;
	color: var(--erp-bg-1);
	font-size: 1.05rem;
}
.card-resumo { color: var(--erp-muted); font-size: .95rem; line-height: 1.45; }
.tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .2rem; }
.tag {
	display: inline-block;
	font-size: .74rem;
	font-weight: 600;
	padding: .18rem .55rem;
	border-radius: 999px;
	background: rgba(0, 166, 227, 0.1);
	color: var(--erp-primary-deep);
	border: 1px solid rgba(0, 166, 227, 0.18);
}

.empty {
	margin-top: 2rem;
	padding: 1.4rem 1.5rem;
	border-radius: var(--radius);
	background: var(--erp-surface);
	border: 1px dashed var(--erp-border);
	color: var(--erp-muted);
}

/* —— Artigo —— */
.article .crumb {
	color: var(--erp-muted);
	font-size: .9rem;
	margin: 0 0 1rem;
}
.article .crumb a { font-weight: 600; }
.article h1 {
	margin: 0 0 .5rem;
	font-size: clamp(1.55rem, 2.6vw, 2.05rem);
	color: var(--erp-bg-1);
	letter-spacing: -0.02em;
}
.article-meta {
	display: flex;
	flex-wrap: wrap;
	gap: .45rem;
	align-items: center;
	margin: 0 0 1.5rem;
}
.meta-item { color: var(--erp-muted); font-size: .9rem; margin-right: .35rem; }
.article-body {
	background: var(--erp-surface);
	border: 1px solid #d7e8f0;
	border-radius: var(--radius);
	padding: 1.4rem 1.5rem;
	line-height: 1.65;
	box-shadow: var(--shadow);
}
.article-body h2 {
	margin: 1.6rem 0 .65rem;
	font-size: 1.2rem;
	color: var(--erp-bg-1);
	border-bottom: 2px solid rgba(0, 166, 227, 0.2);
	padding-bottom: .35rem;
}
.article-body h3 {
	margin: 1.25rem 0 .5rem;
	font-size: 1.05rem;
	color: #0b4a63;
}
.article-body p { margin: .75rem 0; }
.article-body ul, .article-body ol { padding-left: 1.3rem; margin: .75rem 0; }
.article-body li { margin: .35rem 0; }
.article-body a { font-weight: 600; }
.article-body blockquote {
	margin: 1rem 0;
	padding: .75rem 1rem;
	border-left: 4px solid var(--erp-primary);
	background: var(--erp-surface-soft);
	color: #334155;
	border-radius: 0 8px 8px 0;
}
.article-body pre {
	overflow: auto;
	padding: 1rem;
	border-radius: 8px;
	background: var(--erp-bg-1);
	color: var(--erp-text-on-dark);
}
.article-body pre code {
	background: transparent;
	color: inherit;
	padding: 0;
}
.article-body table {
	width: 100%;
	border-collapse: collapse;
	margin: 1rem 0;
	font-size: .95rem;
}
.article-body th, .article-body td {
	border: 1px solid #d7e8f0;
	padding: .55rem .7rem;
	text-align: left;
}
.article-body th {
	background: var(--erp-surface-soft);
	color: var(--erp-bg-1);
}

.refs {
	margin-top: 1.5rem;
	padding: 1.1rem 1.2rem;
	border: 1px solid var(--erp-border);
	border-radius: var(--radius);
	background: var(--erp-surface-soft);
}
.refs h2 {
	margin: 0 0 .55rem;
	font-size: 1rem;
	color: var(--erp-primary-deep);
}
.refs ul { margin: 0; padding-left: 1.1rem; }

/* —— Footer —— */
.foot {
	margin-top: auto;
	background:
		radial-gradient(circle at 20% 0%, rgba(0, 166, 227, 0.2) 0%, transparent 50%),
		linear-gradient(180deg, var(--erp-bg-1) 0%, var(--erp-bg-0) 100%);
	border-top: 1px solid var(--erp-border);
	padding: 1.15rem 0 1.35rem;
	color: var(--erp-muted-on-dark);
	font-size: .88rem;
}
.foot-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	flex-wrap: wrap;
}
.foot a { color: var(--erp-primary-2); font-weight: 600; }
.foot a:hover { color: #fff; text-decoration: none; }

@media (max-width: 560px) {
	.search { grid-template-columns: 1fr; }
	.brand-badge { display: none; }
	.brand-logo { height: 30px; }
}