/* S4AI by S4PRO - identidade visual compartilhada */
:root {
  --navy: #001825;
  --navy-2: #0a2433;
  --navy-3: #12313f;
  --orange: #ee5d00;
  --orange-soft: #fff1e8;
  --ink: #0f1d26;
  --ink-2: #4b5b66;
  --ink-3: #8794a0;
  --line: #e7eaee;
  --bg: #f6f7f9;
  --white: #ffffff;
  --ok: #22c55e;
  --bad: #ef4444;
}

/* Marca S4AI: mesma familia geometrica da marca S4PRO, "4" em laranja */
.s4ai-mark {
  display: inline-flex;
  align-items: baseline;
  font-family: Montserrat, Inter, sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  color: #fff;
  user-select: none;
}
.s4ai-mark .four {
  color: var(--orange);
  text-shadow: 0 0 .35em rgba(238, 93, 0, .45);
  margin: 0 .01em;
}
.s4ai-mark .ai { color: #fff; }
.s4ai-by {
  display: block;
  font-family: Inter, sans-serif;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .18em;
  color: #7f9aa8;
  text-transform: uppercase;
}
.s4ai-by b { color: #dbe4ea; font-weight: 700; }