/* Reset & base */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
  line-height: 1.6;
  color: #E8ECEF;
  background: #0C1520;
}

:root{
  --bg: #0C1520;
  --bg-alt: #121C2A;
  --card: #0F1A28;
  --text: #E8ECEF;
  --muted: #9BB0C3;
  --accent: #9DE2D6;
  --primary: #EAE6DA;
  --ring: rgba(157,226,214,0.4);
  --shadow: rgba(0,0,0,0.35);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px;
  background: rgba(12,21,32,0.8);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); }
.brand-logo { width: 64px; height: 64px; }  /* antes era 40x40 */
.brand-name { font-weight: 700; letter-spacing: .5px; }
.nav { display: flex; gap: 18px; align-items: center; }
.nav a { color: var(--text); opacity: .9; }
.nav .btn { text-decoration: none; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 6px 20px var(--shadow);
}
.btn-primary { background: var(--accent); color: #0A121C; font-weight: 700; }
.btn-secondary { background: #182436; color: var(--text); }

/* Hero */
.hero {
  position: relative;
  padding: 96px 24px 64px;
  overflow: hidden;
}
.hero-inner { max-width: 1100px; margin: 0 auto; text-align: left; }
.hero-badge {
  display: inline-block; padding: 6px 10px; border-radius: 999px;
  background: rgba(157,226,214,0.12); color: var(--accent);
  border: 1px solid rgba(157,226,214,0.3); font-size: 14px;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 56px);
  line-height: 1.1; margin: 14px 0 12px;
}
.hero .lead { max-width: 760px; color: var(--muted); font-size: 18px; }
.accent { color: var(--accent); }
.cta { display: flex; gap: 12px; margin-top: 20px; }

.hero-graphic {
  position: absolute; inset: -20% -10% auto -10%; height: 60%;
  background: radial-gradient(60% 60% at 30% 30%, rgba(157,226,214,0.16), transparent 60%);
  pointer-events: none;
}

/* Sections */
.section { padding: 64px 24px; }
.section.alt { background: var(--bg-alt); }
.section h2 {
  max-width: 1100px; margin: 0 auto 24px; font-size: 28px;
}
.cards {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.cards.small { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--card); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px; padding: 20px; box-shadow: 0 10px 30px var(--shadow);
}
.card h3 { margin-top: 0; }
.card p { color: var(--muted); }
.card ul { padding-left: 18px; margin: 10px 0 0; color: var(--muted); }

.grid-2 {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px;
}
.callout {
  background: linear-gradient(180deg, rgba(157,226,214,0.12), rgba(157,226,214,0.02));
  border: 1px solid rgba(157,226,214,0.3);
  border-radius: 16px; padding: 20px;
}

/* Contact form */
.contact-form {
  max-width: 900px; margin: 0 auto; display: grid; gap: 12px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
label { display: grid; gap: 6px; font-weight: 600; }
input, textarea {
  background: #0B1726; color: var(--text);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px; padding: 12px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--ring); }

.form-note { color: var(--muted); font-size: 12px; }

/* Footer */
.site-footer { border-top: 1px solid rgba(255,255,255,0.06); background: #0A121C; }
.footer-inner {
  max-width: 1100px; margin: 0 auto; padding: 24px;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px;
}
.brand-mini { display: flex; align-items: center; gap: 10px; color: var(--text); opacity: .9; }
.brand-mini img { width: 28px; height: 28px; }

.footer-nav a { color: var(--muted); margin-right: 14px; }
.copy { color: var(--muted); font-size: 14px; text-align: right; line-height: 1.5; }
/*.copy { color: var(--muted); font-size: 14px; text-align: right; }*/

/* WhatsApp FAB (fixo no canto inferior direito) */
.whatsapp-fab{
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #0A121C;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
  z-index: 9999;
  border: none;
}
.whatsapp-fab:hover{ filter: brightness(1.05); text-decoration: none; }
.whatsapp-fab svg{ width: 28px; height: 28px; display:block; }

/* Evitar aparecer na impressão */
@media print {
  .whatsapp-fab{ display: none !important; }
}

/* Ajuste em celulares: margem maior do canto */
@media (max-width: 480px){
  .whatsapp-fab{ right: 14px; bottom: 14px; width: 54px; height: 54px; }
  .whatsapp-fab svg{ width: 26px; height: 26px; }
}

/* Responsive */
@media (max-width: 960px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .cards.small { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; text-align: center; }
  .copy { text-align: center; }
}