:root{
  --bg: #f6f7fb;
  --card: rgba(255,255,255,0.92);
  --text: #0b1220;
  --muted: #475569;
  --primary: #2563eb;
  --primary2: #7c3aed;
  --border: rgba(2,6,23,0.10);
  --shadow: 0 18px 50px rgba(2, 6, 23, 0.12);
  --radius: 18px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

/* Fundo profissional: imagem espacial bem suave + gradientes */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 600px at 15% 15%, rgba(37,99,235,0.16), transparent 55%),
    radial-gradient(1000px 520px at 85% 20%, rgba(124,58,237,0.12), transparent 60%),
    radial-gradient(900px 520px at 55% 90%, rgba(14,165,233,0.10), transparent 60%),
    url("../assets/img/bg-universo.jpg");
  background-size: auto, auto, auto, cover;
  background-position: center;
  filter: saturate(0.95) contrast(0.92);
  opacity: 0.14; /* bem suave (fundo claro) */
  transform: scale(1.04);
  z-index: -2;
}

body::after{
  content:"";
  position: fixed;
  inset:0;
  background: linear-gradient(180deg, rgba(246,247,251,0.92), rgba(246,247,251,0.80) 55%, rgba(246,247,251,0.92));
  z-index: -1;
}

a{ color: var(--primary); text-decoration:none; }
a:hover{ color: #1d4ed8; }

.container{ width: min(1120px, calc(100% - 32px)); margin: 0 auto; }

/* Navbar */
.nav{
  position: sticky; top:0; z-index: 50;
  background: rgba(246,247,251,0.74);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav__inner{
  display:flex; align-items:center; justify-content: space-between;
  padding: 14px 0; gap: 16px;
}
.brand{ display:flex; align-items:center; gap: 12px; font-weight: 900; color: var(--text); letter-spacing: -0.02em; }
.brand__dot{
  width: 12px; height: 12px; border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow: 0 0 0 7px rgba(37, 99, 235, 0.10);
}
.nav__toggle{
  display:none;
  border: 1px solid var(--border);
  background: white;
  border-radius: 12px;
  padding: 10px 12px;
  cursor:pointer;
  font-weight: 800;
}
.nav__links{ display:flex; align-items:center; gap: 10px; }
.nav__links a{
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  font-weight: 700;
}
.nav__links a:hover{ background: rgba(37,99,235,0.08); color: var(--text); }
.nav__links a.active{ background: rgba(37,99,235,0.12); color: var(--text); }

/* Hero */
.hero{ padding: 58px 0 28px; }
.hero__grid{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  align-items: start;
}
.card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero__card{ padding: 26px; }
.kicker{
  display:inline-flex; gap: 10px; align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(37,99,235,0.18);
  background: rgba(37,99,235,0.08);
  color: var(--muted);
  font-weight: 800;
}
h1{
  margin: 14px 0 10px;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.lead{ margin:0 0 16px; color: var(--muted); font-size: 1.05rem; max-width: 70ch; }

.cta{ display:flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: white;
  font-weight: 900;
  cursor:pointer;
  transition: transform .08s ease, box-shadow .08s ease, background .12s ease;
  user-select:none;
}
.btn:hover{ transform: translateY(-1px); }
.btn--primary{
  color: white;
  border-color: rgba(37,99,235,0.22);
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow: 0 18px 50px rgba(37, 99, 235, 0.18);
}
.btn--ghost{ color: var(--text); }

.pills{ display:flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.pill{
  display:inline-flex; gap: 8px; align-items:center;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--border);
  color: var(--muted);
  font-weight: 800;
}

.hero__aside{ display:grid; gap: 12px; }
.mini{ padding: 18px; }
.mini h3{ margin:0 0 6px; letter-spacing: -0.02em; font-size: 1rem; }
.mini p{ margin:0; color: var(--muted); }

/* Sections */
.section{ padding: 26px 0 46px; }
.section__head{
  display:flex; align-items:flex-end; justify-content: space-between;
  gap: 18px; margin-bottom: 16px;
}
.section__head h2{ margin:0; font-size: 1.6rem; letter-spacing: -0.02em; }
.section__head p{ margin:0; color: var(--muted); max-width: 70ch; }

.grid{ display:grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }

.tile{
  grid-column: span 4;
  background: rgba(255,255,255,0.94);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
  transition: transform .12s ease, box-shadow .12s ease;
}
.tile:hover{ transform: translateY(-2px); box-shadow: 0 18px 46px rgba(2, 6, 23, 0.12); }
.tile__img{ aspect-ratio: 16/9; background: #eef2ff; overflow:hidden; }
.tile__img img{ width:100%; height:100%; object-fit: cover; display:block; }
.tile__body{ padding: 16px 16px 18px; }
.tile__title{ margin:0 0 6px; font-weight: 950; letter-spacing: -0.02em; }
.tile__desc{ margin:0 0 12px; color: var(--muted); font-size: .98rem; }
.tags{ display:flex; flex-wrap:wrap; gap: 8px; }
.tag{
  font-size: .82rem; font-weight: 900;
  color: #1e293b;
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.16);
  padding: 6px 10px;
  border-radius: 999px;
}

.pagehead{ padding: 34px 0 14px; }
.crumbs{ color: var(--muted); font-weight: 800; font-size: .92rem; }

.split{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.panel{ padding: 18px; background: rgba(255,255,255,0.94); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 10px 30px rgba(2, 6, 23, 0.08); }
.panel h3{ margin:0 0 10px; letter-spacing: -0.02em; }
.panel ul{ margin:0; padding-left: 18px; color: var(--muted); }
.panel li{ margin: 8px 0; }

footer{
  border-top: 1px solid var(--border);
  padding: 22px 0;
  color: var(--muted);
  background: rgba(246,247,251,0.55);
  backdrop-filter: blur(12px);
}

/* Responsive */
@media (max-width: 920px){
  .hero__grid{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
  .tile{ grid-column: span 6; }
}
@media (max-width: 720px){
  .nav__toggle{ display:inline-flex; }
  .nav__links{ display:none; width: 100%; flex-direction: column; align-items: stretch; padding-top: 10px; }
  .nav__links.open{ display:flex; }
  .nav__inner{ flex-wrap: wrap; }
  .tile{ grid-column: span 12; }
}