/* ============================================================
   navbar.css — Barre de navigation fixe
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 56px;
  background: rgba(13, 15, 20, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ── Logo / marque ── */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-logo {
  width: 32px;
  height: 32px;
  background: var(--bg-3);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 1px;
}

.navbar-name {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text);
  letter-spacing: 0.5px;
}

.navbar-name strong {
  color: var(--accent);
  font-weight: 600;
}

/* ── Liens ── */
.navbar-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-link {
  display: inline-block;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--muted);
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.nav-link:hover {
  color: var(--text);
  border-color: var(--border);
}

.nav-link.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(0, 212, 170, 0.06);
}

/* ── Burger (mobile) ── */
.navbar-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.navbar-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

.navbar-burger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.navbar-burger.open span:nth-child(2) {
  opacity: 0;
}
.navbar-burger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .navbar-burger {
    display: flex;
  }

  .navbar-links {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(13, 15, 20, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 0;
    gap: 0;
  }

  .navbar-links.open {
    display: flex;
  }

  .nav-link {
    padding: 12px 2rem;
    border: none;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .nav-link.active {
    border: none;
    border-bottom: 1px solid var(--border);
    border-left: 3px solid var(--accent);
  }
}