/* ── Navigation ── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition);
}

#navbar.scrolled {
  background: rgba(10, 10, 20, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color var(--transition);
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%) scale(0);
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent);
  transition: transform var(--transition), opacity var(--transition);
  opacity: 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: translateX(-50%) scale(1);
  opacity: 1;
}

.nav-resume {
  color: var(--accent) !important;
  border: 1px solid var(--accent);
  padding: 6px 18px;
  border-radius: var(--radius-sm);
  transition: background var(--transition) !important;
}

.nav-resume::after {
  display: none !important;
}

.nav-resume:hover {
  background: var(--accent-dim) !important;
  color: var(--accent) !important;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--transition);
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-inner { padding: 0 20px; }

  .nav-hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 10, 20, 0.98);
    backdrop-filter: blur(20px);
    padding: 20px 0;
    transform: translateY(-110%);
    transition: transform 0.35s ease;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 14px 32px;
    font-size: 1rem;
  }

  .nav-links a::after { display: none; }

  .nav-resume {
    margin: 8px 24px 4px;
    display: block;
    text-align: center;
    padding: 10px 18px !important;
  }
}