/* Site institucional do Voltaê: estático, sem dependências externas (nem fontes do Google —
   a página de privacidade não pode mandar o visitante para terceiros). */
:root {
  --green: #0e9f5a;
  --green-deep: #0a7a45;
  --green-soft: #e7f6ee;
  --ink: #121614;
  --ink-soft: #4a524e;
  --line: #dde3df;
  --bg: #ffffff;
  --bg-alt: #f5f7f6;
  --radius: 18px;
  --max: 1080px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --green: #22c172;
    --green-deep: #5ad99a;
    --green-soft: #12291d;
    --ink: #eef2f0;
    --ink-soft: #a9b3ae;
    --line: #26302b;
    --bg: #0d110f;
    --bg-alt: #141a17;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--green-deep); }
img, svg { display: block; max-width: 100%; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Topo */
.top { border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 21px; letter-spacing: -0.02em; }
.brand svg { width: 34px; height: 34px; }
.top nav { display: flex; gap: 22px; }
.top nav a { color: var(--ink-soft); text-decoration: none; font-size: 15px; font-weight: 600; }
.top nav a:hover { color: var(--ink); }
@media (max-width: 640px) { .top nav { display: none; } }

/* Herói */
.hero { padding: 72px 0 64px; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; padding: 5px 12px; border-radius: 99px; background: var(--green-soft); color: var(--green-deep); font-size: 14px; font-weight: 700; }
.hero h1 { margin: 18px 0 16px; font-size: clamp(38px, 6vw, 60px); line-height: 1.05; letter-spacing: -0.035em; }
.hero h1 em { font-style: normal; color: var(--green); }
.hero p.lead { margin: 0 0 28px; max-width: 34em; font-size: 19px; color: var(--ink-soft); }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 99px; font-weight: 700; font-size: 16px; text-decoration: none; }
.btn.primary { background: var(--green); color: #fff; }
.btn.primary:hover { background: var(--green-deep); }
.btn.ghost { border: 1.5px solid var(--line); color: var(--ink); }
.btn.ghost:hover { border-color: var(--ink-soft); }
.note { margin-top: 14px; font-size: 14px; color: var(--ink-soft); }

.badge-art { aspect-ratio: 1; border-radius: 36px; background: var(--green); display: grid; place-items: center; box-shadow: 0 30px 60px -30px rgba(14, 159, 90, 0.6); }
.badge-art svg { width: 58%; height: 58%; }
@media (max-width: 800px) {
  .hero { padding: 48px 0 40px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .badge-art { max-width: 240px; border-radius: 28px; }
}

/* Seções */
section.band { padding: 72px 0; }
section.band.alt { background: var(--bg-alt); }
section.band h2 { margin: 0 0 10px; font-size: clamp(28px, 4vw, 38px); letter-spacing: -0.025em; line-height: 1.15; }
section.band .sub { margin: 0 0 36px; color: var(--ink-soft); max-width: 40em; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 860px) { .grid { grid-template-columns: 1fr; } }
.card { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); }
.card h3 { margin: 14px 0 6px; font-size: 19px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--ink-soft); font-size: 16px; }
.ico { width: 44px; height: 44px; border-radius: 12px; background: var(--green-soft); color: var(--green-deep); display: grid; place-items: center; }
.ico svg { width: 24px; height: 24px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.panel { padding: 32px; border-radius: var(--radius); }
.panel.light { background: var(--bg); border: 1px solid var(--line); }
.panel.dark { background: #121614; color: #eef2f0; }
.panel.dark .muted { color: #a9b3ae; }
.panel h3 { margin: 0 0 6px; font-size: 24px; letter-spacing: -0.02em; }
.panel .muted { margin: 0 0 18px; color: var(--ink-soft); }
.panel ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.panel li { display: flex; gap: 12px; align-items: flex-start; }
.panel li::before { content: ""; flex: none; width: 20px; height: 20px; margin-top: 3px; border-radius: 50%; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5l2.6 2.5L14 7.5' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat; }

.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 0; margin: 0; list-style: none; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.steps li { counter-increment: s; padding: 24px; border-radius: var(--radius); background: var(--bg); border: 1px solid var(--line); }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--green); color: #fff; font-weight: 800; margin-bottom: 12px; }
.steps strong { display: block; font-size: 18px; margin-bottom: 4px; }
.steps span { color: var(--ink-soft); font-size: 16px; }

/* Rodapé */
footer { border-top: 1px solid var(--line); padding: 36px 0 44px; font-size: 15px; color: var(--ink-soft); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px 32px; justify-content: space-between; align-items: center; }
footer nav { display: flex; flex-wrap: wrap; gap: 10px 22px; }
footer a { color: var(--ink-soft); text-decoration: none; }
footer a:hover { color: var(--ink); text-decoration: underline; }

/* Páginas de texto (privacidade, termos, exclusão) */
.doc { padding: 56px 0 72px; }
.doc .wrap { max-width: 760px; }
.doc h1 { margin: 0 0 6px; font-size: clamp(32px, 5vw, 44px); letter-spacing: -0.03em; line-height: 1.1; }
.doc .updated { margin: 0 0 36px; color: var(--ink-soft); font-size: 15px; }
.doc h2 { margin: 40px 0 10px; font-size: 22px; letter-spacing: -0.015em; }
.doc h3 { margin: 24px 0 6px; font-size: 18px; }
.doc p, .doc li { color: var(--ink); }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 6px 0; }
.doc table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15px; display: block; overflow-x: auto; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.doc th { background: var(--bg-alt); font-weight: 700; }
.callout { padding: 18px 20px; border-radius: 14px; background: var(--green-soft); border: 1px solid transparent; margin: 20px 0; }
.callout p { margin: 0; }
.callout p + p { margin-top: 8px; }