/* Paleta e base */
:root {
  --bg: #ffffff;
  --surface: #f6f7fb;
  --primary: #0aa0a5;
  --primary-ink: #067a7e;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --shadow: 0 6px 20px rgba(17, 24, 39, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; letter-spacing: 0.2px; }
.nav a {
  margin-left: 18px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
.nav a:hover, .nav a.active { color: var(--primary); }

/* Hero */
.hero { padding: 64px 0 40px; background: var(--bg); }
.hero-inner { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 32px; align-items: center; }
.hero-text h1 { font-size: 40px; line-height: 1.15; margin: 0 0 16px; }
.hero-text p { font-size: 18px; color: var(--muted); margin: 0 0 24px; }
.cta-row { display: flex; align-items: center; gap: 16px; }
.cta {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.cta:hover { background: var(--primary-ink); }
.hero-note { color: var(--muted); font-size: 14px; }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 22px;
}
.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: 6px 0; border-bottom: 1px dashed var(--border); }
.list li:last-child { border-bottom: 0; }
.muted { color: var(--muted); }

/* Sections */
.section { padding: 56px 0; background: var(--bg); }
.section:nth-child(even) { background: var(--surface); }
.section-header h2 { margin: 0 0 8px; font-size: 28px; }
.section-header p { margin: 0 0 22px; color: var(--muted); }
.grid { display: grid; gap: 20px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }

.testimonial p { font-size: 16px; }
.author { margin-top: 12px; color: var(--primary-ink); font-weight: 600; }

/* Contato */
.contact { padding: 56px 0; background: var(--surface); }
.contact-inner { display: grid; grid-template-columns: 1fr; }
.contact-card h2 { margin-top: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: #fff; }
.footer-inner { display: grid; grid-template-columns: 1fr auto auto; gap: 20px; align-items: center; padding: 20px 0; }
.footer-links a { margin-right: 16px; color: var(--muted); text-decoration: none; }
.footer-links a:hover, .footer-links a.active { color: var(--primary); }
.footer-copy { color: var(--muted); }

/* Efeito de revelação ao rolar */
.reveal { transform: translateY(12px); opacity: 0; transition: transform .6s ease, opacity .6s ease; }
.reveal.in-view { transform: translateY(0); opacity: 1; }

/* Responsividade */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; text-align: center; }
}
@media (max-width: 640px) {
  .cols-3, .cols-2, .cols-4 { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 32px; }
}