nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 6vw; height: 68px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.logo-img {
  height: 44px;
  width: auto;
  display: block;
}
.logo-img--footer {
  height: 38px;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--purple);
  border-radius: 9px;
  display: grid; place-items: center;
  position: relative; overflow: hidden;
}
.logo-mark::after {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  background: var(--teal);
  border-radius: 50%;
  top: -4px; right: -4px;
  opacity: 0.7;
}
.logo-mark svg { position: relative; z-index: 1; }
.logo-name {
  font-size: 1.2rem; font-weight: 800;
  color: var(--purple);
  letter-spacing: -0.03em;
}
.logo-name span { color: var(--blue); }

.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--purple); }

.nav-btn {
  background: var(--purple) !important;
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  transition: background 0.2s, transform 0.15s !important;
}
.nav-btn:hover { background: var(--purple-mid) !important; transform: translateY(-1px); }

.nav-link-web {
  color: var(--teal) !important;
  font-weight: 600 !important;
  border: 1px solid rgba(4,170,199,0.25);
  border-radius: 6px;
  padding: 0.3rem 0.75rem !important;
  font-size: 0.82rem !important;
  transition: all 0.2s !important;
}
.nav-link-web:hover {
  background: rgba(4,170,199,0.07) !important;
  border-color: var(--teal) !important;
  color: var(--teal) !important;
}

/* Hamburger (mobile) */
.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--purple); border-radius: 2px;
  transition: all 0.25s;
}

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed; top: 68px; left: 0; right: 0; z-index: 99;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 6vw;
  flex-direction: column; gap: 1.25rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  color: var(--muted); text-decoration: none;
  font-size: 1rem; font-weight: 500;
  transition: color 0.2s;
}
.nav-mobile a:hover { color: var(--purple); }
.nav-mobile .nav-btn { text-align: center; }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
}