:root {
	--bg: #f7f6f2;
	--card: #ffffff;
	--ink: #17201b;
	--body: #3c4741;
	--muted: #6b746f;
	--line: #dcd9cf;
	--accent: #0f6b4f;
	--accent-ink: #ffffff;
	--accent-soft: #e3f1ea;
	--warn: #8a5a00;
	--warn-soft: #fff4dc;
	--radius: 12px;
	--max: 1080px;
	color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--bg);
	color: var(--body);
	font: 17px/1.6 system-ui, -apple-system, 'Segoe UI', Roboto, Ubuntu, sans-serif;
}
a { color: var(--accent); text-underline-offset: 2px; }
h1, h2, h3 { color: var(--ink); line-height: 1.25; }
h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin: 0.2em 0 0.4em; }
h2 { font-size: 1.45rem; margin: 2.2em 0 0.6em; }
h3 { font-size: 1.12rem; margin: 1.6em 0 0.4em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
header.top { background: var(--ink); color: #fff; }
header.top .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: space-between; padding-top: 12px; padding-bottom: 12px; }
header.top a { color: #fff; text-decoration: none; }
.brand { font-weight: 700; letter-spacing: 0.01em; }
.brand span { color: #8fd8b5; }
nav.main { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 0.95rem; }
nav.main a { opacity: 0.85; }
nav.main a[aria-current='page'] { opacity: 1; text-decoration: underline; }
main { padding: 24px 0 48px; }
.lead { font-size: 1.12rem; color: var(--ink); max-width: 760px; }
.meta { font-size: 0.9rem; color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin: 20px 0; }
.note { background: var(--warn-soft); border: 1px solid #ecd59c; border-radius: var(--radius); padding: 14px 16px; color: var(--warn); font-size: 0.95rem; }
.answer { background: var(--accent-soft); border-left: 4px solid var(--accent); padding: 14px 16px; border-radius: 0 var(--radius) var(--radius) 0; color: var(--ink); }
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.tabs a { border: 1px solid var(--line); background: var(--card); padding: 6px 12px; border-radius: 999px; text-decoration: none; color: var(--ink); font-size: 0.95rem; }
.tabs a[aria-current='page'] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; font-variant-numeric: tabular-nums; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; position: sticky; left: 0; background: var(--card); white-space: normal; min-width: 150px; }
thead th { background: #eeece5; color: var(--ink); font-weight: 600; }
thead th:first-child { background: #eeece5; }
tbody tr:last-child td { border-bottom: 0; }
td.na { color: var(--muted); }
td small { color: var(--muted); }
.calc iframe { display: block; width: 100%; border: 0; min-height: 1100px; }
.credit { font-size: 0.92rem; color: var(--muted); margin-top: 8px; }
details { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; margin: 10px 0; }
details summary { cursor: pointer; font-weight: 600; color: var(--ink); }
details[open] summary { margin-bottom: 8px; }
ol.steps li, ul.list li { margin: 6px 0; }
.grid2 { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
footer.bottom { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 0.92rem; color: var(--muted); }
footer.bottom a { color: var(--body); }
code { background: #eeece5; padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }
@media (max-width: 600px) {
	body { font-size: 16px; }
	th, td { padding: 6px 8px; }
	.card { padding: 16px; }
}

/* contato BrainCargo (WhatsApp) */
.cta { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; background: var(--ink); color: #e6ece8; border-radius: var(--radius); padding: 18px 20px; margin: -8px 0 24px; }
.cta strong { color: #fff; }
.cta > div { flex: 1 1 320px; }
.wa-btn { display: inline-block; background: #1fa855; color: #fff; text-decoration: none; font-weight: 700; padding: 10px 18px; border-radius: 999px; white-space: nowrap; }
.wa-btn:hover { background: #178a45; }
.wa-float { position: fixed; right: 16px; bottom: 16px; z-index: 20; display: inline-flex; gap: 8px; align-items: center; background: #1fa855; color: #fff; text-decoration: none; font-weight: 700; font-size: 0.95rem; padding: 10px 16px; border-radius: 999px; box-shadow: 0 6px 18px rgba(0,0,0,0.18); }
.wa-float:hover { background: #178a45; }
@media (max-width: 600px) { .wa-float span { display: none; } .wa-float { padding: 12px; } }
footer.bottom { padding-bottom: 80px; }

/* acabamento */
main > .wrap > .meta:first-child { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 4px 12px; font-weight: 600; }
.card { box-shadow: 0 1px 2px rgba(23,32,27,0.04); }
thead th { position: sticky; top: 0; }
tbody tr:nth-child(even) td, tbody tr:nth-child(even) th { background: #fbfaf7; }
tbody tr:hover td, tbody tr:hover th { background: var(--accent-soft); }
h2 { padding-top: 0.2em; border-top: 1px solid var(--line); }
main > .wrap > h2:first-of-type { border-top: 0; }