:root {
  --bg-dark: #0a1210;
  --bg-darker: #060b09;
  --bg-navy: #101a2e;
  --bg-navy-dark: #0a1220;
  --bg-mint: #eafaf3;
  --green: #10b981;
  --green-dark: #059669;
  --green-light: #34d399;
  --text-light: #f3f6f4;
  --text-muted: #9fb3ab;
  --text-dark: #0f1f1a;
  --border-soft: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --max-width: 1160px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Disclosure bar */
.disclosure-bar {
  background: #0e1a16;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 10px 0;
}
.disclosure-bar .wrap { display: flex; gap: 10px; align-items: flex-start; }
.disclosure-bar strong { color: var(--text-light); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-navy);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 24px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; white-space: nowrap; }
.brand-mark {
  width: 36px; height: 36px;
  background: var(--green);
  color: #06231a;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.85rem;
  flex-shrink: 0;
}
.brand-name { font-size: 0.95rem; }

.main-nav {
  display: flex;
  gap: 28px;
  margin-left: 12px;
  flex: 1;
}
.main-nav a { color: #cfd8e3; font-size: 0.95rem; }
.main-nav a:hover { color: var(--green-light); }

.lang-toggle { display: flex; gap: 4px; margin-left: 8px; }
.lang-btn {
  background: none;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}
.lang-btn.active { background: rgba(16,185,129,0.15); color: var(--green-light); border-color: rgba(16,185,129,0.4); }

.header-cta { margin-left: auto; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text-light); display: block; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
}
.btn-primary { background: var(--green); color: #06231a; }
.btn-primary:hover { background: var(--green-light); }
.btn-light { background: #fff; color: var(--green-dark); }
.btn-light:hover { background: #eafff5; }
.btn-block { width: 100%; justify-content: center; }

/* Hero */
.hero {
  background:
    radial-gradient(circle at 15% 20%, rgba(16, 185, 129, 0.18), transparent 45%),
    radial-gradient(circle at 85% 60%, rgba(16, 185, 129, 0.10), transparent 50%),
    var(--bg-dark);
  padding: 72px 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 48px;
  align-items: start;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--green-light);
  background: rgba(16, 185, 129, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}
.badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }

.hero h1 {
  font-size: 3rem;
  line-height: 1.08;
  margin: 0 0 20px;
  font-weight: 800;
}
.lead { color: var(--text-muted); font-size: 1.1rem; max-width: 46ch; margin: 0 0 28px; }
.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.verified { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 0.9rem; }
.verified .check { color: var(--green); }

.offer-card {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px;
}
.offer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.offer-head h2 { margin: 0; font-size: 1.2rem; }
.pill { background: rgba(16,185,129,0.15); color: var(--green-light); font-size: 0.72rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.offer-sub { color: var(--text-muted); font-size: 0.9rem; margin: 0 0 18px; }
.check-list { list-style: none; margin: 0 0 18px; padding: 0; }
.check-list li { padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
.check-list li::before { content: "✔ "; color: var(--green); font-weight: 700; }
.offer-note { display: flex; gap: 8px; color: var(--text-muted); font-size: 0.82rem; margin: 0 0 20px; }

/* Trust bar */
.trust-bar {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 14px 0;
}

/* Rate ticker */
.rate-ticker {
  background: var(--bg-navy-dark);
  border-bottom: 1px solid var(--border-soft);
  overflow: hidden;
  white-space: nowrap;
  padding: 10px 0;
}
.ticker-track {
  display: inline-flex;
  gap: 40px;
  animation: ticker-scroll 32s linear infinite;
  padding-left: 100%;
}
.rate-ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-item { font-size: 0.88rem; color: #cfd8e3; display: inline-flex; gap: 8px; align-items: center; }
.ticker-item strong { color: #fff; }
.ticker-loading { color: var(--text-muted); font-size: 0.88rem; padding-left: 24px; }
.chg { font-weight: 700; font-size: 0.82rem; }
.chg.up { color: var(--green-light); }
.chg.down { color: #f87171; }
.chg.flat { color: var(--text-muted); }

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Market section */
.market { background: var(--bg-dark); padding: 80px 0 60px; text-align: center; }
.market-grid-2 { display: grid; grid-template-columns: 1fr 1.3fr; gap: 24px; text-align: left; margin-bottom: 32px; }
.market-card {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 26px;
}
.market-card h3 { margin: 0 0 18px; font-size: 1.05rem; }
.market-meta { color: var(--text-muted); font-size: 0.82rem; margin: 10px 0 0; }

/* Converter */
.converter-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.converter-row input, .converter-row select {
  background: #060b09;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text-light);
  font-family: inherit;
  font-size: 0.95rem;
  width: 100%;
}
.converter-result {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--green-light);
}
.swap-btn {
  display: block;
  margin: 0 auto 10px;
  background: rgba(16,185,129,0.12);
  border: 1px solid var(--border-soft);
  color: var(--green-light);
  border-radius: 8px;
  width: 36px; height: 36px;
  cursor: pointer;
  font-size: 1rem;
}
.swap-btn:hover { background: rgba(16,185,129,0.22); }

/* Chart card */
.chart-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 6px; }
.chart-head h3 span { color: var(--green-light); font-weight: 700; }
.chart-tabs { display: flex; gap: 6px; }
.chart-tab {
  background: none;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.78rem;
  cursor: pointer;
}
.chart-tab.active { background: rgba(16,185,129,0.15); color: var(--green-light); border-color: rgba(16,185,129,0.4); }
.chart-stats { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.chart-rate { font-size: 1.5rem; font-weight: 800; }
.chart-change { font-weight: 700; font-size: 0.9rem; }
.chart-change.up { color: var(--green-light); }
.chart-change.down { color: #f87171; }
.chart-svg-wrap { min-height: 180px; display: flex; flex-direction: column; justify-content: center; }
.rate-chart-svg { width: 100%; height: 180px; display: block; }
.chart-area { fill: rgba(16, 185, 129, 0.12); stroke: none; }
.chart-line { fill: none; stroke: var(--green); stroke-width: 2; }
.chart-range-labels { display: flex; justify-content: space-between; color: var(--text-muted); font-size: 0.75rem; margin-top: 4px; }

/* Market overview grid */
.market-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.overview-card {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}
.overview-pair { font-size: 0.8rem; color: var(--text-muted); font-weight: 700; letter-spacing: 0.03em; }
.overview-rate { font-size: 1.2rem; font-weight: 800; }

.market-disclaimer { max-width: 760px; margin: 0 auto; color: var(--text-muted); font-size: 0.8rem; }

/* Why section */
.why { background: var(--bg-dark); padding: 80px 0; text-align: center; }
.section-title { font-size: 2.1rem; margin: 0 0 10px; font-weight: 800; }
.section-title.dark { color: var(--text-dark); }
.section-sub { color: var(--text-muted); margin: 0 0 48px; }
.section-sub.dark { color: #3d5c50; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; text-align: left; }
.feature-card {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 30px;
}
.icon-badge {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: rgba(16,185,129,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}
.feature-card h3 { margin: 0 0 10px; font-size: 1.15rem; }
.feature-card p { color: var(--text-muted); margin: 0; font-size: 0.92rem; }

.legit-note { max-width: 720px; margin: 48px auto 24px; color: var(--text-muted); }
.legit-note strong { color: var(--text-light); }
.logo-row { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; color: var(--text-muted); font-size: 0.9rem; }

/* How it works */
.how-it-works { background: var(--bg-mint); color: var(--text-dark); padding: 80px 0; text-align: center; }
.steps .step-card {
  background: #fff;
  border: 1px solid #d9efe4;
  text-align: left;
}
.step-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--green-dark);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  margin-bottom: 16px;
}
.step-card h3 { margin: 0 0 8px; color: var(--text-dark); }
.step-card p { color: #4b6a5f; margin: 0; font-size: 0.92rem; }

/* Who we are */
.who-we-are { background: var(--bg-dark); padding: 80px 0; }
.who-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; align-items: start; }
.who-we-are .section-title { text-align: left; }
.lead-sm { color: var(--text-muted); margin: 0 0 24px; max-width: 52ch; }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; margin-bottom: 24px; }
.check-grid div { color: #d7e6df; font-size: 0.95rem; }
.text-link { color: var(--green-light); font-weight: 600; }

.partner-card {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
}
.partner-avatar {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--green);
  color: #06231a;
  font-weight: 800;
  font-size: 1.4rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.partner-card h3 { margin: 0 0 4px; font-size: 1.1rem; }
.partner-card .muted { color: var(--text-muted); font-size: 0.85rem; margin: 0 0 16px; }
.cnpj-pill {
  display: inline-block;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-soft);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* FAQ */
.faq { background: var(--bg-dark); padding: 80px 0; text-align: center; }
.accordion { text-align: left; max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.accordion-item {
  background: #0e1a16;
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  overflow: hidden;
}
.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1rem;
  font-weight: 600;
  padding: 20px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
}
.chevron { transition: transform 0.2s ease; color: var(--text-muted); }
.accordion-item.open .chevron { transform: rotate(180deg); }
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 22px;
}
.accordion-panel p { color: var(--text-muted); margin: 0 0 20px; font-size: 0.92rem; }
.accordion-item.open .accordion-panel { max-height: 300px; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--green-dark), #0891b2);
  padding: 64px 0;
}
.cta-inner { text-align: center; }
.cta-inner h2 { font-size: 2rem; margin: 0 0 10px; }
.cta-inner p { color: rgba(255,255,255,0.9); margin: 0 0 28px; }

/* Contact */
.contact { background: var(--bg-dark); padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact .section-title { text-align: left; }
.contact-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; }
.contact-list a { color: var(--green-light); }
.contact-form { background: #0e1a16; border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; color: var(--text-muted); }
.contact-form input, .contact-form textarea {
  background: #060b09;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text-light);
  font-family: inherit;
  font-size: 0.95rem;
}
.contact-form input:focus, .contact-form textarea:focus { outline: 1px solid var(--green); }
.form-success { color: var(--green-light); background: rgba(16,185,129,0.1); padding: 14px; border-radius: 8px; }
.form-error { color: #fca5a5; background: rgba(248,113,113,0.1); padding: 12px; border-radius: 8px; margin: 0; }
.form-hint { color: var(--text-muted); font-size: 0.8rem; margin: -4px 0 0; }

/* Footer */
.site-footer { background: var(--bg-navy-dark); color: #9aa7b8; padding: 56px 0 32px; font-size: 0.88rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer-brand p { color: #8492a3; margin-top: 14px; }
.footer-col h4 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 16px; }
.footer-col a { display: block; color: #9aa7b8; margin-bottom: 10px; }
.footer-col a:hover { color: var(--green-light); }
.footer-rule { border: none; border-top: 1px solid var(--border-soft); margin: 8px 0 24px; }
.footer-label { color: var(--green-light); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.05em; margin: 0 0 6px; }
.footer-strong { color: #fff; font-weight: 700; margin: 0 0 4px; }
.footer-detail { margin: 0 0 4px; }

.regulatory-box { margin-top: 24px; border: 1px solid var(--border-soft); border-radius: 10px; padding: 4px 18px; }
.regulatory-box summary { cursor: pointer; padding: 14px 0; font-weight: 600; color: #fff; }
.notice-box {
  background: rgba(255,255,255,0.03);
  border-left: 3px solid var(--green);
  padding: 14px 16px;
  border-radius: 6px;
  margin: 16px 0;
  color: #b7c2d0;
}

.footer-bottom { margin-top: 28px; border-top: 1px solid var(--border-soft); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-bottom-links a { display: inline; margin: 0; }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .who-grid, .contact-grid, .market-grid-2 { grid-template-columns: 1fr; }
  .converter-row { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.2rem; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-navy);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
    border-bottom: 1px solid var(--border-soft);
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .site-header { position: relative; }
}