/* Sidebar moderna e sólida */
.sidebar {
  width: 280px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 10;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
  padding: var(--spacing-6);
  position: relative;
  z-index: 1;
}

.header-content {
  display: flex;
  align-items: center;
  min-height: 40px;
}

.sidebar-logo {
  width: 140px;
  height: auto;
  transition: transform var(--transition-normal);
}

.collapse-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 14px;
  font-weight: bold;
  position: absolute;
  top: var(--spacing-6);
  right: var(--spacing-4);
  z-index: 100;
}

.collapse-btn:hover {
  background: var(--bg-card);
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-4) 0;
  position: relative;
  z-index: 1;
  overflow-x: hidden;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  margin: 0 var(--spacing-4) var(--spacing-2);
  /* spacing inside sidebar */
  border-radius: var(--border-radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  font-weight: 500;
  white-space: nowrap;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-mint);
  color: #151924;
  /* Dark text for contrast */
}

/* Make sure icon follows color */
.nav-item.active .nav-icon {
  color: #151924;
}

.nav-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.nav-text {
  font-weight: 600;
  font-size: var(--font-size-base);
}

.nav-text-lg {
  font-size: 16px;
}

.sidebar-footer {
  padding: var(--spacing-4);
  border-top: 1px solid var(--border-color);
  position: relative;
  z-index: 1;
  overflow-x: hidden;
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3);
  background: var(--bg-input);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-3);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.user-info:hover {
  background: var(--bg-card);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-blue);
  /* nice accent for avatar */
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}

.user-details {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  margin-bottom: 2px;
}

.user-name-lg {
  font-size: 14px;
}

.user-role {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: 500;
}

.logout-btn {
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  white-space: nowrap;
}

.logout-btn:hover {
  background: rgba(220, 53, 69, 0.1);
  border-color: rgba(220, 53, 69, 0.3);
  color: #ff4d4f;
}

.logout-icon {
  font-size: 14px;
}

/* Sidebar colapsível */
.sidebar.collapsed {
  width: 80px;
}

.sidebar.collapsed .sidebar-header {
  padding: var(--spacing-4) var(--spacing-2);
}

.sidebar.collapsed .header-content {
  width: 100%;
  justify-content: center;
}

.sidebar.collapsed .sidebar-logo {
  display: none;
}

.sidebar.collapsed .collapse-btn {
  position: relative;
  top: 0;
  right: 0;
  margin: 0 auto;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .user-details,
.sidebar.collapsed .logout-btn span:not(.logout-icon) {
  display: none;
}

.sidebar.collapsed .sidebar-nav {
  padding: var(--spacing-4) 0;
}

.sidebar.collapsed .nav-item {
  padding: var(--spacing-3) 0;
  justify-content: center;
  margin: 0 var(--spacing-2) var(--spacing-2);
}

.sidebar.collapsed .sidebar-footer {
  padding: var(--spacing-4) var(--spacing-2);
}

.sidebar.collapsed .user-info {
  justify-content: center;
  padding: var(--spacing-2);
}

.sidebar.collapsed .user-avatar {
  width: 32px;
  height: 32px;
  font-size: var(--font-size-xs);
}

.sidebar.collapsed .logout-btn {
  padding: var(--spacing-2);
  justify-content: center;
}

/* Responsividade */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-header {
    padding: var(--spacing-4);
  }

  .sidebar-nav {
    padding: var(--spacing-2) 0;
  }

  .nav-item {
    margin: 0 var(--spacing-4) var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
  }

  .sidebar-footer {
    padding: var(--spacing-3) var(--spacing-4);
  }

  .collapse-btn {
    display: none;
  }
}