/* ═══════════════════════════════════════════════════════════════════════
   GNP Institute – Navigation CSS
   ═══════════════════════════════════════════════════════════════════════ */

.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(5,7,15,0.85);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: 0 4px 40px rgba(0,0,0,0.5); }

.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px;
}

.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 36px; width: auto; }
.nav-logo-text { font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; }
.nav-logo-text span { color: var(--gold); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 0.875rem; font-weight: 500; color: var(--text-secondary);
  transition: all 0.2s; white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: rgba(255,255,255,0.06); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.nav-user-pill {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 8px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}
.nav-user-pill:hover { background: rgba(99,102,241,0.2); }
.nav-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: #fff;
}

.nav-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 200px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  animation: slideUp 0.2s ease;
}
.nav-dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; font-size: 0.875rem; color: var(--text-secondary);
  transition: all 0.15s; cursor: pointer;
}
.nav-dropdown-item:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.nav-dropdown-item.danger:hover { color: var(--danger); background: rgba(239,68,68,0.06); }
.nav-dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

.nav-user-wrap { position: relative; }

/* ─── Mobile hamburger ────────────────────────────────────────────────────── */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer; background: none; border: none;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text-primary); border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0;
  background: var(--bg-primary); padding: 24px;
  flex-direction: column; gap: 8px; overflow-y: auto; z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu .nav-link { font-size: 1rem; padding: 14px 16px; }

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links  { display: none; }
}