:root {
  --bg: #000000;
  --fg: #f5f5f7;
  --muted: #a1a1aa;
  --accent: #7c3aed; /* roxo vívido */
  --accent-2: #22d3ee; /* ciano */
  --focus: #eab308; /* âmbar para foco/acessibilidade */
}

* { box-sizing: border-box; }
html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100dvh;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: none; /* sem gradientes no fundo por enquanto */
}

.hero__inner {
  position: relative;
  text-align: center;
  padding: 24px;
}

.hero__title {
  margin: 0;
  line-height: 1;
}

/* Acessibilidade para o texto "invisível" do título */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero__logo {
  display: block;
  width: min(60vw, 500px); /* Ajustado para ser menor e mais responsivo */
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.45));
  user-select: none;
}

.hero__cta {
  margin-top: clamp(48px, 12vh, 120px);
  padding: 14px 24px;
  font-size: 18px;
  font-weight: 600;
  color: #ffffff;
  background: #e11d48; /* vermelho sólido */
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  transform: translateZ(0);
  transition: box-shadow .25s ease, transform .2s ease, filter .25s ease;
  box-shadow: 0 6px 20px rgba(225, 29, 72, 0.25);
}

.hero__cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.hero__cta:active {
  transform: translateY(0);
  filter: brightness(.98);
}

.hero__cta:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .hero__cta { transition: none; }
}