:root {
  --red:#c0392b; --red2:#e74c3c; --red3:#ff6b5b;
  --dark:#111111; --dark2:#1c1c1c; --dark3:#2a2a2a;
  --white:#ffffff; --off:#f7f7f5;
  --gray:#6b7280; --border:#e5e7eb;
  --nav-h:72px;
}

/* Reset básico e comportamento global */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;color:var(--dark);background:var(--white);overflow-x:hidden}

/* ================= NAVEGAÇÃO SUPERIOR (TOPBAR BRANCO) ================= */
nav{
  position:fixed;top:0;left:0;width:100%;z-index:2000;
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 5%;
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition:background .4s,box-shadow .4s;
}
nav.scrolled{
  background: var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.nav-left{display:flex;align-items:center;gap:16px}

/* ================= LOGO ================= */
.logo-mark{
  width:64px;height:64px;position:relative;
  display:flex;align-items:center;justify-content:center;
}
.logo-mark img{width:64px;height:64px;object-fit:contain;}

.logo-text{
  font-family:'Sora',sans-serif;font-weight:800;font-size:1.05rem;
  color: var(--dark);
  letter-spacing:.5px;line-height:1;
}
.logo-text span{
  display:block;font-size:.65rem;font-weight:400;letter-spacing:2px;
  color: var(--gray);
  text-transform:uppercase;margin-top:2px;
}

/* ================= MENU HAMBURGER ================= */
.hamburger{
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;border:none;background:none;
  flex-direction:column;gap:5px;padding:6px;border-radius:8px;
  transition:background .2s;
}
.hamburger:hover{background:rgba(0,0,0,.04)}
.hamburger span{
  display:block;width:24px;height:2px;background:var(--dark);
  border-radius:2px;transition:all .35s cubic-bezier(.77,0,.175,1);
  transform-origin:center;
}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-right{display:flex;align-items:center;gap:16px}

.nav-links-desktop{
  display:flex;align-items:center;gap:28px;list-style:none;
}
.nav-links-desktop a{
  color: var(--dark);text-decoration:none;
  font-size:.875rem;font-weight:500;letter-spacing:.3px;
  transition:color .2s;
}
.nav-links-desktop a:hover{color:var(--red)}