/* Estilo compartilhado da home e da /tech. A /academy usa o CSS próprio da landing.
   Paleta dos kits de marca: #0f2747 #2d6cdf #13b5c8 #334155 #e8eef5 #ffffff */
:root {
  --navy: #0f2747;
  --navy-deep: #0a1a31;
  --blue: #2d6cdf;
  --cyan: #13b5c8;
  --slate: #334155;
  --mist: #e8eef5;
  --white: #fff;
  --card: rgba(255, 255, 255, .05);
  --border: rgba(255, 255, 255, .12);
  --muted: #a9b7c9;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "DM Sans", system-ui, sans-serif;
  background: var(--navy-deep);
  color: var(--mist);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, .brand { font-family: "Space Grotesk", "DM Sans", sans-serif; color: var(--white); line-height: 1.15; margin: 0; }
a { color: inherit; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

header.top {
  position: sticky; top: 0; z-index: 10;
  background: rgba(10, 26, 49, .85); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; letter-spacing: -.01em; }
.brand span { color: var(--cyan); }
nav.main { display: flex; gap: 20px; font-size: .95rem; }
nav.main a { text-decoration: none; color: var(--muted); padding: 6px 2px; border-bottom: 2px solid transparent; }
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--white); border-color: var(--cyan); }

.hero {
  padding: 88px 0 72px; text-align: center;
  background:
    radial-gradient(ellipse at top, rgba(45, 108, 223, .35), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(19, 181, 200, .15), transparent 55%);
}
.eyebrow {
  display: inline-block; padding: 6px 14px; border-radius: 999px; font-size: .85rem; font-weight: 600;
  color: var(--cyan); border: 1px solid rgba(19, 181, 200, .4); background: rgba(19, 181, 200, .1);
}
.hero h1 { font-size: clamp(2.1rem, 5.5vw, 3.6rem); margin: 20px auto 0; max-width: 820px; letter-spacing: -.02em; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--blue), var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; margin: 22px auto 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 10px; font-weight: 600; text-decoration: none; font-size: 1rem;
  background: var(--blue); color: var(--white); border: 1px solid transparent; transition: background .15s;
}
.btn:hover { background: #3f7ae8; }
.btn.ghost { background: transparent; border-color: var(--border); }
.btn.ghost:hover { background: var(--card); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }

section { padding: 72px 0; }
section.alt { background: var(--navy); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 44px; }
.section-head h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); letter-spacing: -.01em; }
.section-head p { color: var(--muted); margin: 14px 0 0; font-size: 1.05rem; }

.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.card p { margin: 0; color: var(--muted); }
.card .tag { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--cyan); margin-bottom: 14px; }
.card .btn { margin-top: 22px; }
.card.product { display: flex; flex-direction: column; }
.card.product .btn { margin-top: auto; align-self: flex-start; }
.card.product p { margin-bottom: 22px; }

.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.steps li { counter-increment: s; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.steps li::before { content: counter(s); display: block; font-family: "Space Grotesk", sans-serif; font-size: 1.6rem; font-weight: 700; color: var(--cyan); margin-bottom: 6px; }
.steps strong { color: var(--white); display: block; margin-bottom: 4px; }
.steps span { color: var(--muted); font-size: .95rem; }

.note {
  max-width: 760px; margin: 0 auto; padding: 18px 22px; border-radius: var(--radius);
  border: 1px solid rgba(19, 181, 200, .35); background: rgba(19, 181, 200, .08); color: var(--mist);
}
.cta-box {
  text-align: center; padding: 56px 24px; border-radius: 22px; border: 1px solid var(--border);
  background: linear-gradient(160deg, rgba(45, 108, 223, .25), rgba(19, 181, 200, .1));
}
.cta-box h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); }
.cta-box p { color: var(--muted); max-width: 560px; margin: 14px auto 0; }

footer.bottom { border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: .9rem; }
footer.bottom .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between; align-items: center; }
footer.bottom nav { display: flex; gap: 20px; }
footer.bottom a { text-decoration: none; }
footer.bottom a:hover { color: var(--white); }

@media (max-width: 560px) {
  .hero { padding: 64px 0 52px; }
  section { padding: 52px 0; }
  nav.main { gap: 14px; font-size: .9rem; }
}