/*
  Estilos minimalistas e modernos, com paleta clara e efeitos sutis.
  Fundo branco, relevos em cartões e animações ao rolar a página.
*/

:root {
  --bg: #ffffff;
  --surface: #f8fafc;
  --border: #e5e7eb;
  --primary: #0d9488; /* teal-600 */
  --primary-700: #0f766e;
  --dark: #0f172a; /* slate-900 */
  --muted: #475569; /* slate-600 */
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--dark);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(160%) blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-logo { display: inline-block; font-size: 18px; color: var(--primary); }
.brand-name { color: var(--dark); font-weight: 600; }

.nav { display: flex; gap: 14px; align-items: center; }
.nav-link { color: var(--muted); text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.nav-link:hover { color: var(--dark); background: var(--surface); }
.nav-link.is-active { color: var(--primary-700); font-weight: 600; }

.header-cta { display: none; }
@media (min-width: 768px) { .header-cta { display: block; } }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-700); }
.btn-secondary { background: var(--surface); color: var(--dark); border-color: var(--border); }
.btn-secondary:hover { background: #eef2f7; }

.section { padding: 56px 0; }
.section-title { font-size: 26px; margin: 0 0 18px; }

.hero { padding-top: 80px; }
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 20px; }
.hero-title { font-size: clamp(26px, 4vw, 40px); margin: 0 0 10px; }
.hero-subtitle { color: var(--muted); margin: 0 0 16px; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.hero-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }
.hero-stats { display: flex; gap: 16px; flex-wrap: wrap; }
.stat { display: grid; gap: 2px; }
.stat-k { color: var(--muted); font-size: 12px; }
.stat-v { color: var(--dark); font-weight: 600; }
.hero-card-text { color: var(--muted); margin: 10px 0 0; }
.hero-notes small { color: var(--muted); }

.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 700px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .grid { grid-template-columns: repeat(3, 1fr); } }

.cards .card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}
.shadow { box-shadow: var(--shadow); }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.testimonials { grid-template-columns: 1fr; }
@media (min-width: 980px) { .testimonials { grid-template-columns: repeat(3, 1fr); } }
.testimonial { background: var(--bg); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }
.testimonial blockquote { margin: 0 0 10px; font-style: italic; }
.testimonial figcaption { color: var(--muted); font-size: 14px; }
.testimonial-note small { color: var(--muted); }

.contact-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.contact-item { display: grid; grid-template-columns: 160px 1fr; gap: 10px; }
.contact-label { color: var(--muted); }
.contact-value { color: var(--dark); }
.contact-links { margin-top: 12px; display: flex; gap: 16px; }
.link { color: var(--primary-700); text-decoration: none; }
.link:hover { text-decoration: underline; }

.site-footer { border-top: 1px solid var(--border); background: #fff; }
.footer-inner { display: grid; gap: 12px; padding: 24px 20px; }
.footer-meta { color: var(--muted); }
.footer-links { display: flex; gap: 10px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--dark); }
.footer-copy small { color: var(--muted); }

/* Páginas legais */
.legal .section-title { margin-bottom: 12px; }
.legal h2 { font-size: 20px; margin: 20px 0 8px; }
.legal p, .legal ul { color: var(--muted); }
.legal ul { padding-left: 18px; }

/* Efeito de revelar ao rolar */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { transition: none; transform: none; opacity: 1; } }