/**
 * 사이드바 스타일 - Snow Dashboard Inspired
 */

.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-secondary);
  border-right: none;
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  z-index: var(--z-sidebar);
  box-shadow: 8px 0 24px rgba(0, 0, 0, 0.04);
  transition: width var(--transition-medium);
}



.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

/* ========== 헤더 (로고) ========== */

.sidebar-header {
  height: var(--sidebar-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-6);
  border-bottom: none;
  flex-shrink: 0;
  margin-bottom: var(--spacing-4);
}

.sidebar.collapsed .sidebar-header {
  justify-content: center;
  padding: 0 var(--spacing-2);
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex: 1;
  transition: all 0.3s ease;
  justify-content: flex-start;
}

.logo-link:hover {
  opacity: 0.8;
}

.logo-full {
  display: block;
  height: 40px;
  width: auto;
}

.logo-collapsed {
  display: none;
  width: 45px !important;
  height: 45px !important;
  object-fit: contain;
  max-width: none !important;
  max-height: none !important;
}

.sidebar.collapsed .logo-full {
  display: none !important;
}

.sidebar.collapsed .logo-collapsed {
  display: block !important;
}

.sidebar.collapsed .logo-link {
  justify-content: center;
  flex-direction: column;
  gap: 0.2rem;
}

.logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-slate-800);
  letter-spacing: -0.3px;
  white-space: nowrap;
}



.logo-icon {
  font-size: var(--text-2xl);
  color: var(--color-primary);
}

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

/* ========== 테마 토글 ========== */

.theme-toggle-container {
  padding: 0 var(--spacing-6);
  margin-bottom: var(--spacing-4);
  margin-top: auto;
}

.sidebar.collapsed .theme-toggle-container {
  padding: 0;
  display: flex;
  justify-content: center;
  width: 100%;
  box-sizing: border-box;
}

.theme-toggle {
  width: 100%;
  height: 44px;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.sidebar.collapsed .theme-toggle {
  width: 100%;
  padding: 0;
}

.theme-toggle:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-medium);
}

.theme-toggle i {
  font-size: 1.125rem;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.theme-toggle:hover i {
  color: var(--text-primary);
}

.theme-icon-dark {
  display: none;
}

.theme-toggle-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  transition: color var(--transition-base);
  white-space: nowrap;
}

.theme-toggle:hover .theme-toggle-label {
  color: var(--text-primary);
}

.sidebar.collapsed .theme-toggle-label {
  display: none;
}

/* 다크모드 — 토글 버튼 강조 */
[data-theme="dark"] .theme-toggle {
  background: var(--bg-tertiary);
  border-color: var(--border-medium);
}

[data-theme="dark"] .theme-toggle:hover {
  background: var(--bg-secondary);
  border-color: var(--color-primary);
}

/* 다크모드 — 달 아이콘 노란색 */
[data-theme="dark"] .theme-toggle i {
  color: #f59e0b;
}

[data-theme="dark"] .theme-toggle:hover i {
  color: #fbbf24;
}

/* 다크모드 — 사이드바 전체 */
[data-theme="dark"] .sidebar {
  background: var(--bg-primary);
  box-shadow: 8px 0 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .menu-item.active,
[data-theme="dark"] .submenu-item.active {
  background: var(--color-info-light);
  color: var(--color-primary-lighter);
}

[data-theme="dark"] .menu-item.active .menu-icon {
  color: var(--color-primary-lighter);
}

[data-theme="dark"] .submenu-container {
  border-left-color: var(--border-medium);
}

[data-theme="dark"] .sidebar.collapsed .submenu-container {
  background: var(--bg-primary);
  border-color: var(--border-medium);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .submenu-header {
  background: var(--bg-tertiary);
  border-bottom-color: var(--border-medium);
}

[data-theme="dark"] .user-card {
  background: var(--bg-tertiary);
  border-color: var(--border-medium);
}

[data-theme="dark"] .sidebar-toggle-border {
  background: var(--bg-primary);
  border-color: var(--border-medium);
}

[data-theme="dark"] .env-badge--live {
  background: var(--color-error);
}

[data-theme="dark"] .env-badge--beta {
  background: var(--color-warning);
  color: var(--text-inverse);
}
.sidebar-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.sidebar-toggle:hover {
  background: var(--color-gray-100);
  color: var(--color-primary);
}

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

/* ========== 메뉴 ========== */

.sidebar-menu {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-2) var(--spacing-4);
  display: flex;
  flex-direction: column;
}

.independent-menu-section {
  margin-top: auto;
  padding-top: var(--spacing-2);
}

/* collapsed 시 스크롤 방지 및 아이콘만 표시 */
.sidebar.collapsed .sidebar-menu {
  overflow-y: visible;
  overflow-x: visible;
  padding: var(--spacing-2);
}

.menu-group {
  position: relative;
  margin-bottom: 4px;
}

.menu-item {
  display: flex;
  align-items: center;
  padding: 11px 16px;
  margin-bottom: 4px;
  color: var(--color-slate-500);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  border-radius: 10px;
  font-weight: 500;
  font-size: 14px;
}

.menu-item:hover {
  background: var(--color-slate-50);
  color: var(--color-slate-700);
}





.menu-item.active {
  background: var(--color-info-light);
  color: var(--color-primary);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
}



.menu-item.active .menu-icon {
  color: var(--color-primary);
}



.menu-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 12px;
  font-size: 18px;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.sidebar.collapsed .menu-icon {
  margin-right: 0;
  font-size: 20px;
}

.menu-text {
  flex: 1;
  white-space: nowrap;
}

.menu-arrow {
  font-size: 12px;
  margin-left: auto;
  transition: transform 0.2s ease;
  color: var(--color-slate-400);
}

.menu-item.expanded .menu-arrow {
  transform: rotate(180deg);
}

.sidebar.collapsed .menu-text {
  display: none;
}

.sidebar.collapsed .menu-arrow {
  display: none;
}

.sidebar.collapsed .menu-item {
  justify-content: center;
  padding: 12px;
  margin-bottom: 6px;
}

.sidebar.collapsed .menu-item:hover {
  background: var(--color-slate-50);
  transform: scale(1.05);
}

/* ========== 서브메뉴 ========== */

.submenu-container {
  background: transparent;
  border-left: 2px solid var(--border-light);
  margin: 0 0 0 32px;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease-out, padding 0.25s ease-out, margin 0.25s ease-out, opacity 0.2s ease-out;
  opacity: 0;
}



.submenu-container.expanded {
  max-height: 1000px;
  margin: 4px 0 4px 32px;
  padding: 4px 0;
  opacity: 1;
}

.submenu-item {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  margin: 2px 0;
  color: var(--color-slate-500);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
}

.submenu-item:hover {
  background: var(--color-slate-50);
  color: var(--color-slate-700);
}





.submenu-item.active {
  background: var(--color-info-light);
  color: var(--color-primary);
  font-weight: 600;
}



.submenu-text {
  white-space: nowrap;
}

/* collapsed 상태: 서브메뉴를 플로팅 메뉴로 표시 */
.sidebar.collapsed .submenu-container {
  display: none;
  position: absolute;
  left: calc(100% + 8px);
  top: -44px;
  margin: 0;
  padding: 0;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  min-width: 240px;
  max-height: none;
  overflow: visible;
  z-index: calc(var(--z-sidebar) + 2);
  opacity: 1;
}



/* 서브메뉴 헤더 */
.submenu-header {
  display: none;
}

.sidebar.collapsed .submenu-header {
  display: block;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-slate-800);
  border-bottom: 1px solid var(--border-light);
  background: var(--color-slate-50);
  border-radius: 8px 8px 0 0;
}



.sidebar.collapsed .submenu-container .submenu-item {
  margin: 2px 10px;
  padding: 10px 18px;
  font-size: 14px;
}

/* 메뉴와 서브메뉴 사이 간격을 메우는 투명한 영역 */
.sidebar.collapsed .submenu-container::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 0;
  width: 8px;
  height: 100%;
  background: transparent;
}

.sidebar.collapsed .menu-group:hover .submenu-container,
.sidebar.collapsed .submenu-container:hover {
  display: block;
}

.sidebar.collapsed .submenu-container .submenu-item:first-of-type {
  margin-top: 8px;
}

.sidebar.collapsed .submenu-container .submenu-item:last-of-type {
  margin-bottom: 8px;
}

/* ========== 사이드바 접기 버튼 (경계선 중앙) ========== */

.sidebar-toggle-border {
  position: absolute;
  top: 50%;
  right: -14px;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  color: var(--color-slate-500);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  z-index: 100;
  font-size: 12px;
}



.sidebar-toggle-border:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.sidebar.collapsed .sidebar-toggle-border {
  right: -14px;
}

.sidebar.collapsed .sidebar-toggle-border i {
  transform: rotate(180deg);
}

/* ========== 푸터 (사용자) ========== */

.sidebar-footer {
  border-top: 1px solid var(--border-light);
  padding: 16px;
  background: transparent;
  flex-shrink: 0;
}

.sidebar.collapsed .sidebar-footer {
  padding: 12px 10px;
}

.user-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-primary);
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border-light);
  transition: all 0.2s ease;
}



.user-card:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  border-color: var(--color-slate-300);
}



.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 16px;
  flex-shrink: 0;
}

.user-details {
  flex: 1;
  min-width: 0;
}

.sidebar.collapsed .user-details {
  display: none;
}

.user-name {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.logout-button {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-lg);
  background: var(--color-error);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.logout-button:hover {
  background: var(--color-error);
  transform: scale(1.05);
}

.sidebar.collapsed .user-card {
  flex-direction: column;
  gap: 10px;
  padding: 16px 12px;
  align-items: center;
  justify-content: center;
}

.sidebar.collapsed .user-avatar {
  width: 40px;
  height: 40px;
  font-size: 18px;
}

.sidebar.collapsed .logout-button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

/* ========== 모바일 ========== */

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  
  .mobile-toggle {
    position: fixed;
    top: var(--spacing-4);
    left: var(--spacing-4);
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: calc(var(--z-sidebar) + 1);
  }
}

@media (min-width: 769px) {
  .mobile-toggle {
    display: none;
  }
}

/* ── 환경 뱃지 (sidebar collapsed 상태 아이콘 하단) ── */
.env-badge {
  display: none;
  font-size: 0.5rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.3rem;
  border-radius: 0.25rem;
  line-height: 1.4;
  text-align: center;
  pointer-events: none;
  user-select: none;
}
.sidebar.collapsed .env-badge {
  display: block;
}
.env-badge--live {
  background: var(--color-error);
  color: var(--text-inverse);
}
.env-badge--beta {
  background: var(--color-warning);
  color: var(--color-slate-900);
}