:root {
  color-scheme: dark;
  --bg: #090f1d;
  --surface: #131e31;
  --text: #f1f5fc;
  --muted: #acb9cd;
  --accent: #5bc7ff;
  --border: #29384f;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(ellipse at top, #172c48, var(--bg) 65%);
  line-height: 1.7;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.container { width: min(1100px, 92%); margin: auto; }

header {
  background: #0b1424ed;
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.brand { font-weight: 800; font-size: 22px; color: white; }
.brand span { color: var(--accent); }

nav { display: flex; flex-wrap: wrap; gap: 22px; }
nav a { color: var(--muted); }
nav a:hover { color: white; }

.hero { padding: 100px 0 75px; text-align: center; }

h1 { font-size: clamp(34px, 5vw, 58px); line-height: 1.15; }
h2 { font-size: clamp(23px, 3vw, 32px); }
h1, h2, h3 { letter-spacing: -0.5px; }

.highlight { color: var(--accent); }

.lead {
  font-size: 19px;
  color: var(--muted);
  max-width: 720px;
  margin: 24px auto;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
  margin: 35px 0;
}

.card, .doc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px;
}

.card { transition: transform .2s, border-color .2s; }
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card p, .doc p, .doc li { color: var(--muted); }

.section { padding: 45px 0; }

.doc {
  max-width: 900px;
  margin: 55px auto;
}

.doc h2 { color: var(--accent); margin-top: 35px; }

footer {
  margin-top: 70px;
  border-top: 1px solid var(--border);
  padding: 30px 0;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 600px) {
  .nav { justify-content: center; text-align: center; }
  nav { justify-content: center; gap: 14px; }
  .hero { padding: 65px 0 40px; }
  .card, .doc { padding: 22px; }
}


/* Ícones dos aplicativos */
.app-icon {
  display: block;
  width: 72px;
  height: 72px;
  margin: 0 0 20px;
  object-fit: contain;
}

/* Ilustrações institucionais */
.about-art {
  display: block;
  width: min(100%, 700px);
  height: auto;
  margin: 0 auto 20px;
}

/* Ilustração principal */
.hero-art {
  display: block;
  width: min(100%, 680px);
  height: auto;
  margin: 30px auto 0;
}

.hero {
  padding-bottom: 32px;
}


/* Ilustrações das páginas institucionais */
.document-art {
  display: block;
  width: min(100%, 650px);
  height: auto;
  margin: 0 auto 25px;
}