:root {
  --bg: #0c0f14;
  --bg-alt: #10141b;
  --text: #e6e8ee;
  --muted: #aab0bd;
  --primary: #3bb273; /* verde confiança */
  --primary-10: rgba(59,178,115,0.1);
  --border: #202633;
  --focus: #ffd166;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #0c0f14 0%, #0c1118 50%, #0c0f14 100%);
}

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

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  backdrop-filter: saturate(160%) blur(8px);
  background: rgba(12,15,20,0.6);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; }
.brand-logo {
  width: 32px; height: 32px; border-radius: 8px;
  display: grid; place-items: center; font-weight: 700;
  background: linear-gradient(135deg, var(--primary), #2a9d8f);
  color: #08110b;
}
.brand-name { letter-spacing: 0.4px; }

.nav-list { display: flex; gap: 18px; list-style: none; margin: 0; padding: 0; }
.nav-list a { color: var(--text); text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.nav-list a:hover { background: #121723; }
.nav-toggle { display: none; background: transparent; color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; }

/* Hero */
.hero { padding: 80px 0 40px; }
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: center; }
.hero h1 { font-size: 36px; line-height: 1.15; margin: 0 0 12px; }
.hero p { color: var(--muted); margin: 0 0 18px; }
.hero-actions { display: flex; gap: 12px; margin-top: 8px; }
.status-badge {
  margin-top: 12px; display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary-10); color: #9be4bc; border: 1px solid var(--primary);
  padding: 8px 12px; border-radius: 12px; font-size: 14px;
}
.hero-art { display: grid; place-items: center; }
.card-mockup {
  width: 320px; height: 200px; border-radius: 16px; position: relative;
  background: radial-gradient(120% 120% at 10% 10%, #1b2a28 0%, #13211e 35%, #0d1816 100%);
  border: 1px solid #1f2d2a; box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  transform: rotate(-2deg); animation: float 6s ease-in-out infinite;
}
.card-chip {
  position: absolute; top: 22px; left: 22px; width: 38px; height: 28px; border-radius: 6px;
  background: linear-gradient(135deg, #c9ad7f, #957a54); box-shadow: 0 0 0 2px rgba(0,0,0,0.2) inset;
}
.card-number {
  position: absolute; bottom: 56px; left: 22px; letter-spacing: 2px; color: #dbe7e1;
}
.card-brand {
  position: absolute; bottom: 18px; right: 22px; font-weight: 700; color: #9be4bc;
}

@keyframes float {
  0% { transform: rotate(-2deg) translateY(0); }
  50% { transform: rotate(-2deg) translateY(-6px); }
  100% { transform: rotate(-2deg) translateY(0); }
}

/* Sections */
.section { padding: 64px 0; border-top: 1px solid var(--border); }
.section-alt { background: var(--bg-alt); }
.section h2 { font-size: 28px; margin: 0 0 20px; }
.section p { color: var(--muted); }

.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; list-style: none; padding: 0; margin: 24px 0 0;
}
.feature-grid h3 { margin: 0 0 6px; font-size: 18px; }
.feature-grid p { margin: 0; }

.cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.card {
  background: #111721; border: 1px solid var(--border); border-radius: 12px;
  padding: 16px;
}
.card h3 { margin: 0 0 8px; }
.card p { margin: 0; color: var(--muted); }

/* Timeline */
.timeline { display: grid; gap: 14px; }
.timeline-item {
  border-left: 3px solid var(--primary); padding: 10px 12px; background: #0f141d; border-radius: 8px;
}
.timeline-item h4 { margin: 0 0 6px; }
.tag {
  display: inline-block; font-size: 12px; color: #9be4bc; border: 1px dashed var(--primary);
  padding: 4px 8px; border-radius: 10px; background: var(--primary-10);
}

/* FAQ */
.faq-item { background: #0f141d; border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.faq-item + .faq-item { margin-top: 12px; }
.faq-item summary { cursor: pointer; font-weight: 600; }
.faq-item p { margin-top: 8px; }

/* Form */
.contact-form { max-width: 560px; }
.form-row { display: grid; gap: 6px; margin-bottom: 12px; }
label { font-weight: 600; }
input, textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; color: var(--text);
  background: #0e1420; border: 1px solid var(--border);
}
input::placeholder, textarea::placeholder { color: #7c8393; }
input:focus, textarea:focus { outline: 2px solid var(--focus); border-color: var(--focus); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 14px; border-radius: 10px; text-decoration: none; font-weight: 600; }
.btn-primary { background: var(--primary); color: #0a120e; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border: 1px dashed var(--border); color: var(--text); }
.btn-outline { border: 1px solid var(--border); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-alt); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 18px 0; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

/* Utilities */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-inner { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav-toggle { display: inline-block; }
  .nav-list { display: none; position: absolute; top: 64px; right: 12px; background: #0f141d; border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
  .nav-list.show { display: grid; gap: 10px; }
  .cards { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
}