/* ── Overlay Backdrop ─────────────────────────────────────── */

.nav-panel__overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 900;
}

.nav-panel__overlay--visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Slide-out Panel ─────────────────────────────────────── */

.nav-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 260px;
  height: 100%;
  background-color: var(--color-bg-elevated);
  border-right: 1px solid var(--color-border);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: 950;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 0;
}

.nav-panel--open {
  transform: translateX(0);
}

/* ── Nav Links ───────────────────────────────────────────── */

.nav-panel__nav {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.nav-panel__link {
  padding: 0.9rem 1.5rem;
  text-decoration: none;
  font-size: 1.3rem;
  font-weight: 200;
  color: var(--color-text-subtle);
  border-left: 3px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-panel__link--active {
  font-weight: 600;
  color: var(--color-text);
  background-color: var(--color-bg-card);
  border-left-color: var(--color-brand);
}

/* ── Logout Button ───────────────────────────────────────── */

.nav-panel__logout {
  margin: 1rem 1.5rem;
  padding: 0.5rem 1rem;
  font-size: 1.15rem;
  font-weight: 400;
  background-color: transparent;
  color: var(--color-text-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.15s ease;
}


@media (max-width: 480px) {
  .nav-panel__overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.45);
    opacity: 0;
    z-index: 900;
  }
}