/* ===============================
   SDN SolTec — Landing Styles (v3 contrast + header outline)
   =============================== */
:root{
  --navy:#142B40;
  --teal:#025951;
  --cyan:#0CF2C8;
  --sand:#F2E49B;
  --gold:#BF9056;
  --text:#E8F1F8;
  --muted:#9AB3C7;
  --bg:#0e1f30;
  --card:#0f2a3f;
  --ring: rgba(12,242,200,0.4);
}

*{box-sizing:border-box}
html,body{height:100%}
html,body{overflow-x:hidden}

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 600px at 10% -10%, #113455 0%, transparent 60%) , linear-gradient(180deg, var(--navy), var(--bg));
  line-height:1.6;
}

.container{width:min(1120px, 94%); margin-inline:auto}

.site-header{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 0;
  gap:12px;
}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--text)}
.brand__logo{width:44px; height:44px; border-radius:8px; object-fit:cover; box-shadow:0 6px 16px rgba(0,0,0,.3)}
.brand__name{font-weight:700; letter-spacing:.3px}

.site-nav{display:flex; gap:16px; align-items:center; flex-wrap:wrap}
.site-nav a{color:var(--text); text-decoration:none; opacity:.9; white-space:nowrap; flex:0 0 auto}
.site-nav a:hover{opacity:1}

/* Buttons */
.btn{
  display:inline-block; padding:12px 18px; border-radius:12px;
  background:linear-gradient(180deg, var(--cyan), #49e2cb);
  color:#052a2a; /* Alto contraste no verde/ciano */
  font-weight:800; text-decoration:none; border:0;
  box-shadow:0 8px 24px rgba(12,242,200,.25);
  white-space:nowrap;
}
.btn:hover{filter:saturate(1.05)}
/* Versões */
.btn--ghost{background:transparent; outline:2px solid var(--cyan); color:var(--text)}
.btn--outline{padding:10px 14px; border-radius:10px; outline:1.5px solid var(--gold); color:var(--sand)}
/* No header, manter verdadeiro "outline" (sem fundo), texto em areia */
.site-nav .btn--outline{ background:transparent !important; color:var(--sand) !important; box-shadow:none }

.hero{padding:56px 0 24px}
.hero__content{max-width:800px}
h1{font-size:clamp(2rem, 4vw + .5rem, 3.4rem); line-height:1.15; margin:0 0 12px}
.grad{background: linear-gradient(90deg, var(--sand), var(--cyan), var(--gold)); -webkit-background-clip:text; background-clip:text; color:transparent}
.pill{font-size:.7em; background:rgba(191,144,86,.2); border:1px solid var(--gold); color:var(--sand); border-radius:999px; padding:.2em .6em}
.lead{font-size:1.125rem; color:#dfeaf4}
.cta{display:flex; gap:12px; flex-wrap:wrap; margin:18px 0 8px}
.aka{color:var(--muted); margin:0}

.features{padding:48px 0}
.features h2, .benefits h2, .av h2{font-size:1.8rem; margin:0 0 16px}
.grid{
  display:grid; gap:16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card{
  background: linear-gradient(180deg, rgba(2,89,81,.35), rgba(20,43,64,.35));
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;
  padding:18px;
  box-shadow: 0 10px 30px rgba(0,0,0,.22);
}
.card h3{margin:0 0 6px}
.card .tag{
  display:inline-block; margin-top:8px; font-size:.85rem; color:#042;
  background:var(--cyan); padding:.25rem .55rem; border-radius:999px; font-weight:700
}

.av{padding:28px 0 8px}
.av__content{
  background: linear-gradient(90deg, rgba(12,242,200,.06), transparent);
  border-left:3px solid var(--cyan);
  padding:16px 18px; border-radius:12px;
}
.checks{display:grid; gap:6px; margin:12px 0 16px; padding-left:18px}
.checks li{list-style:square; color:var(--sand)}

.benefits{padding:32px 0}
.grid--benef{grid-template-columns: repeat(auto-fit, minmax(220px, 1fr))}
.benef{
  background:var(--card); border:1px solid rgba(255,255,255,.06); border-radius:14px; padding:16px;
}

.cta-final{padding:40px 0 56px; text-align:center}
.cta-final .small{font-size:.9rem}
.muted{color:var(--muted)}

.site-footer{border-top:1px solid rgba(255,255,255,.08); padding:18px 0; background: rgba(0,0,0,.15)}
.site-footer p{margin:6px 0; text-align:center}

:focus-visible{outline:3px solid var(--ring); outline-offset:2px}

@media (hover:none){
  .btn{transition:none}
  .btn:hover{transform:none; filter:none}
}

@media (max-width: 720px){
  .site-header{
    flex-direction:column;
    align-items:stretch;
    padding:12px 0;
  }
  .site-nav{
    gap:10px;
    justify-content:flex-start;
  }
  .site-nav a{
    padding:8px 10px;
  }
  .site-nav .btn--outline{
    align-self:flex-start;
  }
  .hero{padding:32px 0 12px}
}