/* ==========================================================================
   Cuba Flow — estilos dos artigos de /conteudo/
   Reaproveita os tokens e componentes da landing page (index.html): mesma
   nav, mesmo footer, mesmos botões. Só a tipografia de artigo é nova.
   ========================================================================== */

:root {
  --bg: #fbfaf9;
  --surface: #ffffff;
  --sunken: #f5f2f4;
  --text: #191418;
  --muted: #6b6169;
  --faint: #a0959d;
  --border: #eae4e8;
  --border-strong: #d8ccd4;

  --accent: #a8174e;
  --accent-strong: #8c1241;
  --accent-soft: #fdeef3;
  --accent-border: #f7c2d4;
  --on-accent: #ffffff;

  --positive: #0f7a4f;
  --positive-soft: #e9f7f0;
  --positive-border: #b3e0c9;
  --amber: #b45309;
  --amber-soft: #fff5e6;
  --amber-border: #fadcab;

  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 18px;
  --r-full: 999px;

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --wrap: 1120px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
svg { display: block; }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  font-size: 0.95rem;
  font-weight: 650;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { min-height: 52px; padding: 0 26px; font-size: 1rem; }
.btn-sm { min-height: 38px; padding: 0 16px; font-size: 0.875rem; }

/* ── Nav (igual à landing page) ─────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-in { height: 68px; display: flex; align-items: center; gap: 28px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 750; font-size: 1.06rem; letter-spacing: -0.015em; }
.logo-mark { width: 30px; height: 30px; border-radius: 8px; flex: none; }
.nav-links { display: flex; gap: 24px; margin-left: auto; font-size: 0.92rem; font-weight: 550; color: var(--muted); }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; gap: 10px; align-items: center; }

/* ── Cabeçalho do artigo ─────────────────────────────────────────────────── */
.artigo-header { padding: 56px 0 28px; }
.artigo-kicker {
  display: inline-flex;
  padding: 5px 14px;
  border-radius: var(--r-full);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 650;
  margin-bottom: 18px;
}
.artigo-header h1 {
  font-size: clamp(1.7rem, 4.2vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.025em;
  font-weight: 780;
  max-width: 760px;
}
.artigo-dek {
  margin-top: 16px;
  max-width: 680px;
  font-size: 1.08rem;
  color: var(--muted);
  line-height: 1.6;
}
.artigo-meta {
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--faint);
}

/* ── Corpo do artigo ─────────────────────────────────────────────────────── */
.artigo-body { max-width: 680px; margin: 0 auto; padding: 8px 20px 0; }
.artigo-body h2 {
  font-size: 1.32rem;
  font-weight: 750;
  letter-spacing: -0.015em;
  margin: 44px 0 14px;
}
.artigo-body h2:first-child { margin-top: 0; }
.artigo-body h3 {
  font-size: 1.06rem;
  font-weight: 700;
  margin: 28px 0 10px;
}
.artigo-body p { margin: 0 0 16px; color: var(--text); }
.artigo-body p.muted { color: var(--muted); }
.artigo-body ul, .artigo-body ol { margin: 0 0 16px; padding-left: 22px; }
.artigo-body li { margin-bottom: 8px; }
.artigo-body strong { font-weight: 700; }
.artigo-body a:not(.btn) { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.formula {
  background: var(--sunken);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px 22px;
  margin: 20px 0 24px;
  font-size: 1.02rem;
  font-weight: 650;
  text-align: center;
}

.exemplo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r-md);
  padding: 18px 20px;
  margin: 0 0 24px;
}
.exemplo p:last-child { margin-bottom: 0; }
.exemplo-titulo { font-size: 0.78rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; display: block; }

table.tabela { width: 100%; border-collapse: collapse; margin: 0 0 24px; font-size: 0.92rem; }
table.tabela th, table.tabela td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
table.tabela th { font-weight: 700; color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: .04em; }
table.tabela td.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ── Caixa de CTA inline (meio do artigo) ──────────────────────────────── */
.cta-inline {
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-lg);
  padding: 22px 24px;
  margin: 32px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-inline p { margin: 0; font-weight: 600; color: var(--accent-strong); max-width: 420px; }

/* ── CTA final (igual à landing page) ───────────────────────────────────── */
.cta-final { padding: 64px 0 80px; }
.cta-box {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border-radius: var(--r-xl);
  padding: 52px 24px;
  text-align: center;
}
.cta-box h2 { color: #fff; max-width: 560px; margin: 0 auto; font-size: clamp(1.4rem, 3.4vw, 1.9rem); letter-spacing: -0.02em; }
.cta-box p { margin: 16px auto 30px; max-width: 480px; color: #fbd9e4; font-size: 1.02rem; }
.cta-box .btn-ghost { background: #fff; border-color: #fff; color: var(--accent); }
.cta-box .btn-ghost:hover { background: #fdeef3; color: var(--accent-strong); }

/* ── Relacionados ────────────────────────────────────────────────────────── */
.relacionados { max-width: 680px; margin: 0 auto; padding: 0 20px 56px; }
.relacionados h2 { font-size: 1.1rem; font-weight: 750; margin-bottom: 16px; }
.relacionados-grid { display: grid; gap: 12px; }
.relacionado-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  font-weight: 650;
  transition: border-color .15s;
}
.relacionado-card:hover { border-color: var(--accent); color: var(--accent); }
.relacionado-card span { display: block; font-weight: 500; color: var(--muted); font-size: 0.86rem; margin-top: 4px; }
.relacionado-card:hover span { color: inherit; }

/* ── Footer (igual à landing page) ─────────────────────────────────────── */
footer { border-top: 1px solid var(--border); padding: 36px 0 90px; }
.foot-in { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 0.86rem; color: var(--faint); }
.foot-links { display: flex; gap: 20px; }
.foot-links a:hover { color: var(--text); }
.foot-cnpj { width: 100%; font-size: 0.78rem; color: var(--faint); }

.cta-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  display: none;
}
.cta-bar .btn { width: 100%; }

@media (max-width: 760px) {
  .nav-links a:not(:last-child) { display: none; }
  .cta-bar { display: block; }
  footer { padding-bottom: 96px; }
  .cta-inline { flex-direction: column; align-items: stretch; text-align: center; }
}