/* =========================
   LOGO & NAV
========================= */

.logo {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 2px;
}

.logo span {
  background: linear-gradient(135deg, #3A7C8F, #1F3C46);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.logo span::after {
  content: "";
  position: absolute;
  inset: -2px;
  background: radial-gradient(circle, rgba(58,124,143,0.25) 0%, transparent 70%);
  filter: blur(6px);
  z-index: -1;
}
.nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav a {
  text-decoration: none;
  color: white;
  font-size: 14px;
}

/* =========================
   BUTTONS
========================= */

.btn-nav {
  background: #0F2F3A;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: opacity 0.3s ease;
}

.btn-nav:hover {
  opacity: 0.85;
}

.btn-secondary {
  color: #3A7C8F; /* azul petróleo mais vivo */
  text-decoration: none;
  font-weight: 600;
  padding: 16px 0;
  display: inline-block;
  border-bottom: 2px solid #3A7C8F;
  transition: all 0.25s ease;
}

.btn-secondary:hover {
  color: #5FA6BD;
  border-bottom: 2px solid #5FA6BD;
}
/* =========================
   HERO TYPOGRAPHY
========================= */

.hero h1 {
  font-size: 56px;
  line-height: 1.08;
  margin-bottom: 28px;
  font-weight: 600;
}
.hero-subtitle {
  font-size: 20px;
  margin-bottom: 32px;
  color: #9AA4AA;
  max-width: 700px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  align-items: center;
}
.hero-label {
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #3A7C8F;
  margin-bottom: 20px;
  font-weight: 600;
}