/* Sistema visual modelado na página do Matheus Gomes (ver memória reference-matheus-gomes). */
:root {
  --fundo: #04070d; --sup1: #0c1421; --sup2: #111c2c;
  --borda: #1a2637; --borda2: #2b3d55;
  --texto: #eef3fa; --texto2: #9dabc2; --texto3: #5d6b83;
  --azul: #3ba9ff; --azul2: #7ac8ff;
  --cta1: #ff9128; --cta2: #e0740c;
  --raio: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--fundo); color: var(--texto);
  font: 16px/1.6 "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Space Grotesk", sans-serif; line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 6vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 4.5vw, 2.4rem); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; margin-bottom: .35rem; }
p { color: var(--texto2); }
strong { color: var(--texto); }
.destaque { color: var(--azul2); }
.eyebrow {
  font: 600 .75rem/1 "JetBrains Mono", monospace; letter-spacing: .18em;
  text-transform: uppercase; color: var(--azul); margin-bottom: 1rem; display: block;
}
.container { width: min(1040px, 100% - 32px); margin-inline: auto; }
section { padding: clamp(56px, 9vw, 104px) 0; border-top: 1px solid var(--borda); }
.grade-fundo { position: relative; isolation: isolate; }
.grade-fundo::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--borda) 1px, transparent 1px),
    linear-gradient(90deg, var(--borda) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at top, #000 20%, transparent 75%);
}
.card {
  background: var(--sup1); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: 24px;
}
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 24px; }
.cta {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  background: linear-gradient(180deg, var(--cta1), var(--cta2)); color: #1a0d00;
  font: 700 1.05rem/1 "Space Grotesk", sans-serif; text-decoration: none; border: 0;
  padding: 18px 28px; border-radius: 12px; cursor: pointer; min-height: 56px;
  box-shadow: 0 10px 30px -10px rgba(255,145,40,.6); transition: transform .15s;
}
.cta:hover { transform: translateY(-2px); }
.cta.largo { width: 100%; }
.botao-sec {
  display: inline-flex; align-items: center; justify-content: center; min-height: 52px;
  background: var(--sup2); color: var(--texto); border: 1px solid var(--borda2);
  border-radius: 12px; padding: 14px 20px; font: 600 1rem "Inter", sans-serif;
  cursor: pointer; text-decoration: none; width: 100%; text-align: left;
  transition: border-color .15s, background .15s;
}
.botao-sec:hover { border-color: var(--azul); background: #13223a; }
.selo { font: 600 .8rem "JetBrains Mono", monospace; color: var(--texto3); }
.check li { list-style: none; padding-left: 1.8rem; position: relative; margin: .6rem 0; color: var(--texto2); }
.check li::before { content: "✓"; position: absolute; left: 0; color: var(--azul); font-weight: 700; }
.x li::before { content: "✕"; color: var(--texto3); }
.progresso { position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--azul), var(--cta1)); z-index: 50; transition: width .3s; }
.barra-fixa {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 40;
  background: rgba(12,20,33,.92); backdrop-filter: blur(10px); border-top: 1px solid var(--borda2);
  padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  transform: translateY(100%); transition: transform .3s;
}
.barra-fixa.visivel { transform: none; }
.barra-fixa .cta { padding: 12px 20px; min-height: 46px; font-size: .95rem; }
@media (max-width: 600px) { .barra-fixa .nome { display: none; } }