:root {
  /* Base clara inspirada no Windows */
  --bg: #F2F2F2;
  --bg-2: #E5E5E5;
  --text: #333333;
  --muted: #777777;
  /* Ação principal (CTA) em laranja */
  --primary: #FF991C;
  --primary-2: #FFA000;
  /* Azul para cabeçalho e botões secundários */
  --blue: #0078D7;
  --blue-2: #005A9E;
  /* Verde para confirmações */
  --success: #28A745;
  --danger: #FF6B6B;
  /* Superfícies e bordas claras */
  --card: #FFFFFF;
  --border: #D9D9D9;
  --header-h: 64px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  background: linear-gradient(180deg, var(--bg), var(--bg-2));
  color: var(--text);
  padding-top: var(--header-h);
}

.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }

.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 999; background: linear-gradient(180deg, var(--blue), var(--blue-2)); border-bottom: 1px solid #004a82; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 0; min-height: var(--header-h); }
.logo { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; letter-spacing: 0.2px; color: #ffffff; }
.logo img { width: 26px; height: 26px; }
.nav { display: flex; gap: 1rem; align-items: center; }
.nav a { color: #ffffff; opacity: 0.92; text-decoration: none; padding: 0.5rem 0.75rem; border-radius: 8px; }
.nav a:hover { color: #ffffff; opacity: 1; background: rgba(255,255,255,0.10); }

.hero { position: relative; overflow: hidden; }
.hero-content { padding: 4.5rem 0 3rem; text-align: center; }
.hero h1 { font-size: clamp(1.8rem, 3.2vw, 3rem); line-height: 1.15; margin: 0; }
.subtitle { color: var(--muted); font-size: 1.1rem; margin: 1rem auto 1.5rem; max-width: 800px; }
.cta-group { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-top: 1rem; }
.trust-badges { display: flex; gap: 1rem; justify-content: center; list-style: none; padding: 0; margin: 1.25rem 0 0; color: var(--muted); }
.trust-badges li { border: 1px solid var(--border); background: var(--card); padding: 0.5rem 0.75rem; border-radius: 999px; font-size: 0.9rem; }
.hero-visual { height: 140px; background: linear-gradient(90deg, rgba(0,120,215,0.20), rgba(0,90,158,0.20)); filter: blur(40px); }

.btn { display: inline-block; border-radius: 10px; padding: 0.8rem 1rem; font-weight: 600; text-decoration: none; letter-spacing: 0.2px; border: 1px solid transparent; }
.btn-lg { padding: 1rem 1.25rem; font-size: 1rem; }
.btn-small { padding: 0.45rem 0.7rem; font-size: 0.9rem; }
.btn-primary { background: linear-gradient(180deg, var(--primary), var(--primary-2)); color: #fff; box-shadow: 0 6px 22px rgba(255,153,28,0.35); }
.btn-primary:hover { filter: brightness(1.05); }
.btn-secondary { background: linear-gradient(180deg, var(--blue), var(--blue-2)); color: #fff; }
.btn-secondary:hover { filter: brightness(1.05); }
.btn-outline { border-color: var(--blue); background: transparent; color: var(--blue); }
.btn-outline:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.btn-success { background: linear-gradient(180deg, var(--success), #1f7a34); color: #ffffff; }

.features { padding: 3rem 0; }
.features h2, .testimonials h2, .pricing h2, .install h2, .download h2, .faq h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); margin-bottom: 1.25rem; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 1rem; }
.feature-card h3 { margin: 0.5rem 0 0.25rem; }
.feature-card .icon { font-size: 1.6rem; }

.social-proof .stats { display: flex; justify-content: center; gap: 2rem; list-style: none; padding: 1.5rem 0; margin: 0; }
.social-proof .stats li { display: grid; place-items: center; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 0.75rem 1rem; min-width: 140px; }
.social-proof .stats strong { font-size: 1.4rem; }
.social-proof .stats span { color: var(--muted); font-size: 0.9rem; }

.testimonials { padding: 2.5rem 0; }
.carousel { position: relative; overflow: hidden; min-height: 140px; }
.slide { opacity: 0; transform: translateY(6px); transition: opacity .5s, transform .5s; position: absolute; inset: 0; padding: 1rem; background: var(--card); border: 1px solid var(--border); border-radius: 14px; }
.slide.active { opacity: 1; transform: translateY(0); }
.slide blockquote { margin: 0; }
.slide cite { color: var(--muted); display: block; margin-top: 0.5rem; }

.pricing { padding: 2.5rem 0; }
.pricing-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 1rem; text-align: center; }
.pricing-card .badge { display: inline-block; color: #0d3b66; background: rgba(0,120,215,0.12); border: 1px solid rgba(0,120,215,0.25); border-radius: 999px; padding: 0.25rem 0.5rem; margin-bottom: 0.5rem; font-weight: 600; }
.pricing-card .price { font-size: 2rem; margin: 0.25rem 0 0.75rem; }
.pricing-card .benefits { list-style: none; padding: 0; color: var(--muted); }
.pricing-card .benefits li { padding: 0.25rem 0; }

/* Registro: layout em três colunas */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; align-items: stretch; }
.pricing-card { display: flex; flex-direction: column; justify-content: flex-start; height: 100%; }
.pricing-card .payment { margin-top: auto; color: var(--text); }
.pricing-card.highlight { border-color: var(--primary); box-shadow: 0 8px 24px rgba(255,153,28,0.25); }
.pricing-card .badge .tag { margin-left: 0.4rem; color: var(--primary-2); }

.install { padding: 2rem 0; }
.steps { padding-left: 1rem; }
.steps li { margin: 0.4rem 0; }
.callout { margin-top: 1rem; background: rgba(0,120,215,0.08); color: #0a2540; border: 1px solid rgba(0,120,215,0.25); padding: 0.75rem; border-radius: 12px; }

.download { padding: 2rem 0; text-align: center; }
.hint { color: var(--muted); }

.faq { padding: 2rem 0; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 0.75rem; }
.faq-question { width: 100%; text-align: left; background: transparent; color: var(--text); border: none; padding: 0.9rem 1rem; font-weight: 600; cursor: pointer; }
.faq-answer { padding: 0 1rem 1rem; color: var(--muted); }

.site-footer { border-top: 1px solid var(--border); margin-top: 2rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; padding: 1rem 0; }
.footer-links { display: flex; gap: 1rem; }
.footer-links a { color: var(--blue); text-decoration: none; }
.footer-links a:hover { color: var(--blue-2); }

.animate { opacity: 0; transform: translateY(10px); transition: opacity .6s ease, transform .6s ease; }
.animate-in { opacity: 1 !important; transform: translateY(0) !important; }

.modal { position: fixed; inset: 0; display: grid; place-items: center; background: rgba(0,0,0,0.5); }
.modal-content { width: min(520px, 92vw); background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 1rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 0.75rem; }

@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .header-inner { flex-wrap: wrap; gap: 0.5rem; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 0.5rem; }
}