/* Sidebar */
.sidebar {
  width: 220px;
  min-height: 100vh;
  background: #0f1a2e;
  border-right: 1px solid #0f3460;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 200;
  transition: transform 0.3s;
}

.sidebar-brand {
  padding: 20px 16px;
  border-bottom: 2px solid #e94560;
  text-align: center;
}

.sidebar-brand h2 {
  font-size: 1.1rem;
  color: #e94560;
  letter-spacing: 1px;
}

.sidebar-brand span {
  font-size: 0.65rem;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.sidebar nav {
  padding: 12px 0;
  flex: 1;
}

.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: #888;
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.sidebar nav a:hover {
  color: #e0e0e0;
  background: rgba(233, 69, 96, 0.05);
}

.sidebar nav a.active {
  color: #e94560;
  background: rgba(233, 69, 96, 0.1);
  border-left-color: #e94560;
}

.sidebar nav a .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 1rem;
}

.main-content {
  flex: 1;
  margin-left: 220px;
}

.sidebar-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 300;
  background: #0f1a2e;
  border: 1px solid #0f3460;
  color: #e0e0e0;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 199;
}
.sidebar-overlay.open { display: block; }

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-toggle { display: block; }
  .main-content { margin-left: 0; }
}