/* ==========================================================================
   CMS Admin Stylesheet
   Pure CSS · No external libraries
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* UI scale ??keep in sync with js/scale.js */
  --ui-scale: 0.95;

  /* Layout dimensions ??SaaS shell */
  --header-height: 64px;
  --sidebar-width: 260px;
  --sidebar-width-collapsed: 72px;
  --footer-height: 40px;
  --content-max-width: 1600px;
  --content-padding: 24px;
  --content-gap: 24px;

  /* Primary palette ??single accent (Linear / Vercel inspired) */
  --color-primary: #5468ff;
  --color-primary-hover: #4355e8;
  --color-primary-active: #3644d4;
  --color-primary-light: #e8ebff;
  --color-primary-subtle: #f4f5ff;

  /* Semantic colors */
  --color-success: #16a34a;
  --color-success-bg: #dcfce7;
  --color-success-border: #bbf7d0;

  --color-warning: #d97706;
  --color-warning-bg: #fef3c7;
  --color-warning-border: #fde68a;

  --color-danger: #dc2626;
  --color-danger-bg: #fee2e2;
  --color-danger-border: #fecaca;

  --color-info: #0284c7;
  --color-info-bg: #e0f2fe;
  --color-info-border: #bae6fd;

  /* Neutral palette */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Surface & text */
  --color-bg: #f8f9fb;
  --color-surface: var(--color-white);

  /* 다크 모드(saas.css)에만 정의돼 있던 토큰의 라이트 대응값.
     양쪽에 다 있어야 컴포넌트가 테마와 무관하게 같은 변수를 쓸 수 있다. */
  --color-surface-raised: #f6f8fa;
  --color-surface-hover: #f1f3f5;

  /* 표 라인이 고해상도 모니터에서 거의 보이지 않는다는 피드백 반영.
     기존 0.08 / 0.14 → 0.13 / 0.20 */
  --color-border: rgba(15, 23, 42, 0.13);
  --color-border-strong: rgba(15, 23, 42, 0.2);
  --color-text: #1a1d26;
  --color-text-secondary: #5c6370;
  --color-text-muted: #8b919a;
  --color-text-inverse: var(--color-white);

  /* Sidebar ??light SaaS nav */
  --sidebar-bg: #ffffff;
  --sidebar-bg-hover: #f4f5f7;
  --sidebar-bg-active: #f0f1ff;
  --sidebar-text: #5c6370;
  --sidebar-text-muted: #8b919a;
  --sidebar-text-active: #1a1d26;
  --sidebar-border: rgba(15, 23, 42, 0.06);
  --sidebar-accent: var(--color-primary);

  /* Header */
  --header-bg: rgba(255, 255, 255, 0.85);
  --header-border: rgba(15, 23, 42, 0.06);
  --header-shadow: none;

  /* Typography */
  --font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, "Noto Sans KR", sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.375rem;
  --font-size-2xl: 1.625rem;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  /* Radius ??8px spacing system */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows ??subtle elevation */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.08), 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-sidebar: none;

  /* Transitions */
  --transition-fast: 120ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 320ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Z-index layers */
  --z-sidebar: 200;
  --z-header: 300;
  --z-overlay: 400;
  --z-modal: 500;

  /* Form controls */
  --input-height: 40px;
  --input-height-sm: 32px;
  --input-border: var(--color-border-strong);
  --input-focus-ring: 0 0 0 3px rgba(84, 104, 255, 0.18);

  /* Table ??Stripe style */
  --table-header-bg: transparent;
  --table-row-hover: #f8f9fb;
  --table-stripe: transparent;

  /* Submenu animation */
  --submenu-max-height: 600px;
}


/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.is-layout-loading {
  visibility: hidden;
}

body.is-layout-ready {
  visibility: visible;
}

body.modal-open {
  overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-gray-900);
}

p {
  margin: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button {
  cursor: pointer;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

code {
  font-family: "Consolas", "Monaco", "Courier New", monospace;
}


/* --------------------------------------------------------------------------
   3. Accessibility
   역할: 화면낭독기 전용 정보와 키보드 포커스 이동을 제공한다.
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
  outline: none;
}


/* --------------------------------------------------------------------------
   4. Layout ??Admin Shell
   역할: 헤더·사이드바·본문·푸터를 포함한 관리자 화면의 전체 골격을 만든다.
   -------------------------------------------------------------------------- */
.admin-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.admin-body {
  display: flex;
  flex: 1;
  min-height: 0;
  padding-top: var(--header-height);
}

.admin-content {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  padding: var(--content-padding);
  max-width: calc(100% - var(--sidebar-width));
}

.admin-content > * + * {
  margin-top: var(--content-gap);
}


/* --------------------------------------------------------------------------
   5. Header
   역할: 브랜드, 전역 탐색과 빠른 동작을 화면 상단에 제공한다.
   -------------------------------------------------------------------------- */
.admin-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-5);
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  box-shadow: var(--header-shadow);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.admin-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

/* Hamburger toggle */
.sidebar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-gray-700);
  transition: background var(--transition-fast);
}

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

.toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-gray-900);
}

.logo:hover {
  text-decoration: none;
  color: var(--color-gray-900);
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-md);
  font-weight: 700;
  line-height: 1;
}

.logo-text {
  font-size: var(--font-size-md);
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
}


/* --------------------------------------------------------------------------
   6. Sidebar
   역할: 권한 기반 전역 메뉴와 다단계 하위 탐색을 제공한다.
   -------------------------------------------------------------------------- */
.admin-sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  z-index: var(--z-sidebar);
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  overflow-x: hidden;
  overflow-y: auto;
  transition: transform var(--transition-slow);
  -webkit-overflow-scrolling: touch;
}

.sidebar-nav {
  padding: var(--space-3) 0;
}

.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu-item {
  margin: 0;
}

/* Menu link (anchor & button) */
.menu-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: 10px var(--space-4);
  border: none;
  background: transparent;
  color: var(--sidebar-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.menu-link:hover {
  background: var(--sidebar-bg-hover);
  color: var(--sidebar-text-active);
  text-decoration: none;
}

.menu-link.active {
  background: var(--sidebar-bg-active);
  color: var(--sidebar-text-active);
  box-shadow: inset 3px 0 0 var(--sidebar-accent);
}

.menu-icon {
  flex-shrink: 0;
  width: 20px;
  text-align: center;
  font-size: var(--font-size-md);
  line-height: 1;
  opacity: 0.85;
}

.menu-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-arrow {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  position: relative;
  opacity: 0.6;
  transition: transform var(--transition-base);
}

.menu-arrow::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translate(-60%, -70%) rotate(-45deg);
  transition: transform var(--transition-base);
}

.menu-item.has-sub.open > .menu-toggle .menu-arrow::before {
  transform: translate(-60%, -30%) rotate(45deg);
}

/* Submenu ??3-level accordion */
.submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow) ease;
}

.menu-item.has-sub.open > .submenu {
  max-height: var(--submenu-max-height);
}

/* Level 2 indent */
.submenu > .menu-item > .menu-link {
  padding-left: calc(var(--space-4) + 20px + var(--space-3));
  font-size: var(--font-size-sm);
  font-weight: 400;
}

/* Level 3 indent */
.submenu .submenu > .menu-item > .menu-link {
  padding-left: calc(var(--space-4) + 40px + var(--space-3) * 2);
  font-size: var(--font-size-xs);
  color: var(--sidebar-text-muted);
}

.submenu .submenu > .menu-item > .menu-link:hover,
.submenu .submenu > .menu-item > .menu-link.active {
  color: var(--sidebar-text-active);
}

/* Submenu toggle buttons (no icon on level 2+) */
.submenu > .menu-item > .menu-toggle {
  padding-left: calc(var(--space-4) + 20px + var(--space-3));
}

/* Sidebar overlay (mobile) */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--header-height);
  z-index: calc(var(--z-sidebar) - 1);
  background: rgba(15, 23, 42, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.sidebar-overlay.visible {
  opacity: 1;
  visibility: visible;
}


/* --------------------------------------------------------------------------
   7. Footer
   역할: 저작권과 보조 정보를 업무 본문과 분리해 표시한다.
   -------------------------------------------------------------------------- */
.admin-footer {
  margin-left: var(--sidebar-width);
  padding: var(--space-3) var(--content-padding);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.admin-footer p {
  margin: 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}


/* --------------------------------------------------------------------------
   8. Breadcrumb
   역할: 현재 메뉴 계층과 상위 페이지 이동 경로를 표시한다.
   -------------------------------------------------------------------------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-normal);
}

.breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb strong {
  color: var(--color-gray-900);
  font-weight: 600;
}

.breadcrumb-sep {
  color: var(--color-gray-400);
  user-select: none;
}


/* --------------------------------------------------------------------------
   9. Page Header
   역할: 페이지 제목·설명과 대표 동작을 하나의 도입 영역으로 구성한다.
   -------------------------------------------------------------------------- */
.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.page-title-area {
  flex: 1;
  min-width: 200px;
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-gray-900);
  letter-spacing: -0.02em;
}

.page-desc {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}


/* --------------------------------------------------------------------------
   10. Summary Cards
   역할: 우선 확인해야 하는 건수·금액·상태 요약을 강조한다.
   -------------------------------------------------------------------------- */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.summary-cards-3 {
  grid-template-columns: repeat(3, 1fr);
}

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.summary-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}

.summary-card-body {
  padding: var(--space-5);
}

.summary-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.summary-value {
  margin-top: var(--space-2);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-gray-900);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.summary-change {
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.summary-change.up {
  color: var(--color-success);
}

.summary-change.up::before {
  content: "??";
  font-size: 0.65em;
}

.summary-change.down {
  color: var(--color-danger);
}

.summary-change.down::before {
  content: "??";
  font-size: 0.65em;
}


/* --------------------------------------------------------------------------
   11. Panels
   역할: 제목·본문·하단 동작을 가진 관련 업무 정보를 하나의 영역으로 묶는다.
   -------------------------------------------------------------------------- */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.panel-flat {
  box-shadow: none;
}

.panel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  background: transparent;
  border-bottom: 1px solid var(--color-border);
}

.panel-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-gray-900);
}

.panel-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.panel-meta strong {
  color: var(--color-gray-900);
  font-weight: 600;
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.panel-body {
  padding: var(--space-5);
}

.panel-body-compact {
  padding: var(--space-3);
}

.panel-body-flush {
  padding: 0;
}

.panel-body-flush .table-wrap {
  border-radius: 0;
}

.panel-body-flush .pagination,
.panel-body-flush .table-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
}


/* --------------------------------------------------------------------------
   12. Buttons
   역할: 등록·수정·삭제·취소 등 동작의 의미와 우선순위를 표현한다.
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: var(--input-height);
  padding: 0 var(--space-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast),
    color var(--transition-fast), box-shadow var(--transition-fast);
  user-select: none;
}

.btn:hover {
  text-decoration: none;
}

.btn:disabled,
.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary */
.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-white);
}

.btn-primary:active {
  background: var(--color-primary-active);
  border-color: var(--color-primary-active);
}

/* Secondary */
.btn-secondary {
  background: var(--color-gray-100);
  border-color: var(--color-border-strong);
  color: var(--color-gray-700);
}

.btn-secondary:hover {
  background: var(--color-gray-200);
  border-color: var(--color-gray-400);
  color: var(--color-gray-900);
}

/* Outline */
.btn-outline {
  background: var(--color-white);
  border-color: var(--color-border-strong);
  color: var(--color-gray-700);
}

.btn-outline:hover {
  background: var(--color-gray-50);
  border-color: var(--color-gray-400);
  color: var(--color-gray-900);
}

/* Danger */
.btn-danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: var(--color-white);
}

.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: var(--color-white);
}

/* Sizes */
.btn-sm {
  height: var(--input-height-sm);
  padding: 0 var(--space-3);
  font-size: var(--font-size-xs);
}

.btn-xs {
  height: 26px;
  padding: 0 var(--space-2);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

/* Button groups in table cells */
.col-action .btn + .btn,
.col-action .btn + a.btn {
  margin-left: var(--space-1);
}


/* --------------------------------------------------------------------------
   13. Badges
   역할: 상태·분류·처리 결과를 짧은 인라인 레이블로 표시한다.
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge-success {
  background: var(--color-success-bg);
  color: #15803d;
  border-color: var(--color-success-border);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: #b45309;
  border-color: var(--color-warning-border);
}

.badge-danger {
  background: var(--color-danger-bg);
  color: #b91c1c;
  border-color: var(--color-danger-border);
}

.badge-info {
  background: var(--color-info-bg);
  color: #0369a1;
  border-color: var(--color-info-border);
}

.badge-muted {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  border-color: var(--color-gray-200);
}


/* --------------------------------------------------------------------------
   14. Forms
   역할: 검색·상세·등록 화면의 라벨, 입력값, 도움말과 동작을 정렬한다.
   -------------------------------------------------------------------------- */
.search-form,
.detail-form {
  width: 100%;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.form-row-3 {
  grid-template-columns: repeat(3, 1fr);
}

.form-row-4 {
  grid-template-columns: repeat(4, 1fr);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.form-group-full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-700);
}

.required-mark {
  color: var(--color-danger);
  font-weight: 600;
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.form-section-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

/* Inputs */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
input[type="search"],
input[type="url"],
select,
textarea {
  width: 100%;
  height: var(--input-height);
  padding: 0 var(--space-3);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

textarea {
  height: auto;
  min-height: 72px;
  padding: var(--space-2) var(--space-3);
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--input-focus-ring);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-gray-400);
}

input:disabled,
select:disabled,
textarea:disabled,
.input-readonly,
input[readonly] {
  background-color: var(--color-gray-50);
  color: var(--color-text-secondary);
  cursor: not-allowed;
}

select {
  appearance: none;
  background-color: var(--color-white);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px;
  padding-right: 32px;
  cursor: pointer;
}

/* Date range */
.date-range {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.date-range input[type="date"] {
  flex: 1;
  min-width: 0;
}

.date-separator {
  flex-shrink: 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Checkbox options */
.option-checks {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.check-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  cursor: pointer;
  user-select: none;
}

.check-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* Form grid (detail/register forms) */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4) var(--space-5);
}

.form-grid-modal {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3) var(--space-4);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.search-form .form-actions {
  margin-top: var(--space-4);
}


/* --------------------------------------------------------------------------
   15. Tables
   역할: 다수 업무 레코드와 열 속성을 비교하고 행 단위 동작을 제공한다.
   -------------------------------------------------------------------------- */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  font-size: var(--font-size-sm);
  background: var(--color-surface);
}

.data-table thead {
  background: var(--table-header-bg);
}

.data-table th {
  padding: 10px var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-gray-600);
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--color-border);
  text-transform: none;
  letter-spacing: 0;
}

.data-table td {
  padding: 10px var(--space-3);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: var(--table-row-hover);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr.row-muted {
  opacity: 0.65;
}

.data-table tbody tr.row-muted:hover {
  opacity: 0.8;
}

.data-table a {
  color: var(--color-gray-900);
  font-weight: 500;
}

.data-table a:hover {
  color: var(--color-primary);
}

.data-table input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
  vertical-align: middle;
}

/* Column width utilities */
.col-check {
  width: 40px;
  text-align: center;
}

.col-no {
  width: 56px;
  text-align: center;
  color: var(--color-text-muted);
}

.col-code {
  width: 140px;
  white-space: nowrap;
}

.col-sort {
  width: 56px;
  text-align: center;
}

.col-flag {
  width: 72px;
  text-align: center;
}

.col-status {
  width: 80px;
  text-align: center;
}

.col-date {
  width: 108px;
  white-space: nowrap;
  color: var(--color-text-secondary);
}

.col-action {
  width: 1%;
  white-space: nowrap;
  text-align: center;
}

.col-writer {
  width: 100px;
}

.col-title {
  min-width: 180px;
}

.col-desc {
  min-width: 200px;
  color: var(--color-text-secondary);
}

.col-count {
  width: 72px;
  text-align: center;
}

.col-value {
  width: 80px;
  text-align: center;
  font-family: monospace;
  font-size: var(--font-size-xs);
}

.col-remark {
  min-width: 140px;
  color: var(--color-text-secondary);
}

.col-type {
  width: 88px;
  text-align: center;
}

.col-hit {
  width: 80px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.col-pin {
  width: 64px;
  text-align: center;
}

.col-category {
  width: 100px;
}

.col-id {
  width: 120px;
  font-family: monospace;
  font-size: var(--font-size-xs);
}

.col-name {
  width: 100px;
}

.col-period {
  width: 200px;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.col-size {
  width: 100px;
  text-align: center;
  font-size: var(--font-size-xs);
}

.col-pos {
  width: 120px;
}

.col-url {
  min-width: 180px;
  font-family: monospace;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.col-depth {
  width: 56px;
  text-align: center;
}

.col-perm {
  width: 64px;
  text-align: center;
}

.col-skin {
  width: 80px;
  font-family: monospace;
  font-size: var(--font-size-xs);
}

.col-auth {
  width: 88px;
}

.col-reason {
  width: 100px;
}

.col-rank {
  width: 56px;
  text-align: center;
  font-weight: 600;
}

.col-rate {
  width: 160px;
  min-width: 120px;
}

.link-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-decoration: none;
}

.link-count:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-hover);
  text-decoration: none;
}

.text-muted {
  color: var(--color-text-muted);
}

/* Table toolbar */
.table-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-gray-50);
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toolbar-select {
  height: var(--input-height-sm);
  padding: 0 28px 0 var(--space-3);
  font-size: var(--font-size-sm);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  cursor: pointer;
}

/* Table footer */
.table-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
}

.bulk-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}


/* --------------------------------------------------------------------------
   16. Pagination
   역할: 긴 목록의 현재 페이지와 이전·다음 탐색을 제공한다.
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-4) 0;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast),
    color var(--transition-fast);
}

.page-btn:hover:not(:disabled) {
  background: var(--color-gray-50);
  border-color: var(--color-gray-400);
  color: var(--color-gray-900);
}

.page-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}


/* --------------------------------------------------------------------------
   17. Code Tag
   역할: ID·코드값처럼 일반 문장과 구분해야 하는 시스템 값을 표시한다.
   -------------------------------------------------------------------------- */
.code-tag {
  display: inline-block;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  color: #be185d;
  font-size: var(--font-size-xs);
  font-weight: 500;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  white-space: nowrap;
}


/* --------------------------------------------------------------------------
   18. Split Layout (code-detail, auth)
   역할: 목록·트리와 상세 편집처럼 연관된 두 업무 패널을 나란히 배치한다.
   -------------------------------------------------------------------------- */
.split-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--content-gap);
  align-items: start;
}

.split-panel {
  min-width: 0;
}

.split-left {
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
}

.split-right > * + * {
  margin-top: var(--content-gap);
}


/* --------------------------------------------------------------------------
   19. Group List (master panel)
   -------------------------------------------------------------------------- */
.group-search {
  margin-bottom: var(--space-3);
}

.group-search input[type="search"] {
  width: 100%;
}

.group-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.group-list > li + li {
  margin-top: var(--space-1);
}

.group-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.group-item:hover {
  background: var(--color-gray-50);
  border-color: var(--color-border);
}

.group-item.active {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary-light);
}

.group-id {
  flex-shrink: 0;
  font-family: monospace;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
}

.group-name {
  flex: 1;
  min-width: 0;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-900);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.group-count {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  background: var(--color-gray-200);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-gray-600);
}

.group-item.active .group-count {
  background: var(--color-primary);
  color: var(--color-white);
}


/* --------------------------------------------------------------------------
   20. Info Bar
   -------------------------------------------------------------------------- */
.info-bar {
  padding: var(--space-4) var(--space-5);
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
}

.info-bar-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.info-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.info-bar-main strong {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-gray-900);
}

.info-bar-desc {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}


/* --------------------------------------------------------------------------
   21. Permission Table
   역할: 메뉴별 조회·등록·수정·삭제 권한을 비교하고 편집한다.
   -------------------------------------------------------------------------- */
.perm-table .col-perm input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.perm-table td.col-perm {
  color: var(--color-text-muted);
}

.perm-table th.col-perm {
  vertical-align: top;
  min-width: 72px;
}

.perm-col-head {
  display: block;
  margin-bottom: var(--space-1);
  font-weight: 600;
  color: var(--color-gray-900);
}

.perm-col-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
}

/* 권한 표 상단 안내 */
.perm-guide {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-gray-100);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

/* 편집 불가 상태 안내 (SUPER 역할 선택 / SUPER 계정이 아님) */
.perm-guide-locked {
  background: var(--color-warning-bg, var(--color-gray-200));
  color: var(--color-gray-800);
}

/* 읽기 전용 권한 표 */
.perm-readonly .perm-table input[type="checkbox"] {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 이 역할에 부여할 수 없는 메뉴 행 */
.perm-table tr.perm-menu-locked td {
  background: var(--color-gray-100);
}

.perm-table tr.perm-menu-locked input[type="checkbox"] {
  opacity: 0.3;
  cursor: not-allowed;
}

.perm-lock-note {
  margin-left: var(--space-2);
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--color-gray-200);
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  white-space: nowrap;
}

/* 조회 미체크 행: 등록·수정·삭제가 잠긴 상태임을 시각적으로 드러낸다 */
.perm-table tr.perm-row-locked td.col-perm input[type="checkbox"]:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.perm-table tr.perm-row-locked td:first-child {
  color: var(--color-gray-500);
}

.perm-col-actions .btn {
  min-width: 0;
  padding: 1px 4px;
  font-size: 10px;
  line-height: 1.4;
}

.perm-depth-1 td:first-child {
  font-weight: 600;
  color: var(--color-gray-900);
}

.perm-depth-2 td:first-child,
.perm-depth-3 td:first-child {
  color: var(--color-text-secondary);
}

/* 1뎁스(그룹) 행은 배경을 살짝 깔아 계층이 눈에 들어오게 한다 */
.perm-table tr.perm-depth-1 td {
  background: var(--color-gray-100);
}

.perm-indent {
  display: inline-block;
  width: 20px;
  height: 1px;
  margin-right: var(--space-2);
  border-left: 2px solid var(--color-gray-300);
  vertical-align: middle;
}

/* 들여쓰기 막대가 연속될 때 간격이 벌어지지 않게 */
.perm-name .perm-indent + .perm-indent {
  margin-left: calc(var(--space-2) * -1 + 2px);
}


/* --------------------------------------------------------------------------
   22. Menu Tree Table
   역할: 메뉴 계층과 노출 순서를 트리형 표로 관리한다.
   -------------------------------------------------------------------------- */
.menu-tree-table .col-title {
  white-space: nowrap;
}

.menu-depth-1 .col-title {
  font-weight: 600;
}

.menu-depth-2 .col-title {
  color: var(--color-text);
}

.menu-depth-3 .col-title {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.tree-icon {
  display: inline-block;
  margin-right: var(--space-1);
  font-size: var(--font-size-sm);
  vertical-align: middle;
}

.tree-line {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 2px;
  position: relative;
  vertical-align: middle;
}

.tree-line::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 12px;
  height: 0;
  border-top: 1px solid var(--color-gray-300);
}

.tree-line::after {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  width: 0;
  height: 16px;
  border-left: 1px solid var(--color-gray-300);
}


/* --------------------------------------------------------------------------
   22b. Menu Split Layout (tree + detail, one page)
   -------------------------------------------------------------------------- */
.split-layout-half {
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.split-layout-half .split-panel {
  display: flex;
  flex-direction: column;
}

.split-layout-half .split-panel > .panel {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 520px;
  height: calc(100vh - 140px);
  max-height: calc(100vh - 140px);
  overflow: hidden;
}

.menu-tree-panel .menu-tree-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.menu-tree-panel .menu-tree-scroll {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
}

.split-layout-half .menu-detail-panel .panel-body {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
}

.menu-tree-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.menu-tree-toolbar input[type="search"],
.menu-tree-toolbar select {
  flex: 1;
  min-width: 120px;
}

.menu-tree-list,
.menu-tree-list ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu-tree-list > li + li {
  margin-top: var(--space-1);
}

.menu-tree-row {
  display: flex;
  align-items: stretch;
  gap: var(--space-1);
}

.menu-tree-order-btns {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.menu-tree-order-btns .btn {
  min-width: 28px;
  padding: 2px 4px;
  line-height: 1;
}

.panel-empty-msg {
  margin: 0;
  padding: var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.menu-tree-toggle {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: auto;
  min-height: 36px;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-gray-500);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.menu-tree-toggle:hover {
  background: var(--color-gray-100);
  color: var(--color-gray-800);
}

.menu-tree-toggle::before {
  content: "";
  display: block;
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 6px solid currentColor;
  transition: transform var(--transition-fast);
}

.menu-tree-branch.is-expanded > .menu-tree-row .menu-tree-toggle::before {
  transform: rotate(90deg);
}

.menu-tree-toggle-placeholder {
  visibility: hidden;
  pointer-events: none;
}

.menu-tree-children {
  display: none;
  margin-top: var(--space-1);
  padding-left: var(--space-2);
  margin-left: 13px;
  border-left: 1px solid var(--color-border);
}

.menu-tree-branch.is-expanded > .menu-tree-children {
  display: block;
}

.menu-tree-list ul.menu-tree-children {
  padding-left: var(--space-2);
  margin-left: 13px;
}

.menu-tree-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  padding: var(--space-2) var(--space-3);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.menu-tree-item:hover {
  background: var(--color-gray-50);
  border-color: var(--color-border);
}

.menu-tree-item.active {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary-light);
}

.menu-tree-item.is-muted {
  opacity: 0.65;
}

.menu-tree-child-count {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  background: var(--color-gray-200);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gray-600);
}

.menu-tree-item.active .menu-tree-child-count {
  background: var(--color-primary-light);
  color: var(--color-white);
}

.menu-tree-item .tree-type {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-sm);
  background: var(--color-gray-100);
  font-size: 10px;
  font-weight: 700;
  color: var(--color-gray-600);
}

.menu-tree-item.active .tree-type {
  background: var(--color-primary);
  color: var(--color-white);
}

.menu-tree-item .menu-tree-label {
  flex: 1;
  min-width: 0;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-900);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.menu-tree-item.depth-1 .menu-tree-label {
  font-weight: 600;
}

.menu-detail-panel .panel-body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
}

.menu-detail-panel .detail-form {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.menu-detail-panel .form-grid {
  flex: 1;
}

.menu-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.menu-detail-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  color: var(--color-text-secondary);
  text-align: center;
}

.menu-detail-empty[hidden] {
  display: none !important;
}

.menu-detail-form[hidden] {
  display: none !important;
}

.menu-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.menu-path strong {
  color: var(--color-gray-900);
}


/* --------------------------------------------------------------------------
   23. Charts (CSS Bar Chart)
   역할: 통계 값을 막대와 범례로 비교할 수 있게 시각화한다.
   -------------------------------------------------------------------------- */
.chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-2);
  height: 220px;
  padding: var(--space-4) var(--space-2) 0;
}

.chart-bar-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  max-width: 80px;
  height: 100%;
}

.chart-bar-wrap {
  flex: 1;
  display: flex;
  align-items: flex-end;
  width: 100%;
  max-width: 48px;
  margin-bottom: var(--space-2);
}

.chart-bar {
  width: 100%;
  min-height: 4px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: linear-gradient(180deg, #60a5fa 0%, var(--color-primary) 100%);
  transition: height var(--transition-slow), background var(--transition-fast);
}

.chart-bar:hover {
  background: linear-gradient(180deg, #93c5fd 0%, var(--color-primary-hover) 100%);
}

.chart-bar-highlight {
  background: linear-gradient(180deg, #34d399 0%, var(--color-success) 100%);
  box-shadow: 0 -2px 8px rgba(22, 163, 74, 0.3);
}

.chart-bar-highlight:hover {
  background: linear-gradient(180deg, #6ee7b7 0%, #15803d 100%);
}

.chart-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.chart-value {
  margin-top: 2px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-gray-700);
  font-variant-numeric: tabular-nums;
}


/* --------------------------------------------------------------------------
   24. Stats Page Components
   역할: 차트·순위·진행률 등 통계 전용 정보를 배치한다.
   -------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--content-gap);
}

.stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.stat-list-item {
  padding: var(--space-3) 0;
}

.stat-list-item + .stat-list-item {
  border-top: 1px solid var(--color-border);
}

.stat-list-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: var(--space-1);
}

.stat-list-value {
  float: right;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-900);
}

.stat-list-item::after {
  content: "";
  display: table;
  clear: both;
}

.stat-list-item .progress-bar {
  margin-top: var(--space-2);
  clear: both;
}

/* Progress bars */
.progress-bar {
  height: 8px;
  background: var(--color-gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary) 0%, #60a5fa 100%);
  transition: width var(--transition-slow);
}

.progress-fill-secondary {
  background: linear-gradient(90deg, #64748b 0%, #94a3b8 100%);
}

/* Rank badges */
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-white);
}

.rank-1 {
  background: linear-gradient(135deg, #fbbf24, #d97706);
}

.rank-2 {
  background: linear-gradient(135deg, #d1d5db, #9ca3af);
}

.rank-3 {
  background: linear-gradient(135deg, #d97706, #92400e);
}


/* --------------------------------------------------------------------------
   25. Modal
   역할: 현재 화면을 유지한 채 확인·편집·미리보기 작업에 집중시킨다.
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  visibility: hidden;
  opacity: 0;
  transition: visibility var(--transition-base), opacity var(--transition-base);
}

.modal.open,
.modal.is-open {
  visibility: visible;
  opacity: 1;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  cursor: pointer;
}

.modal-dialog {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - var(--space-10));
  max-height: calc(100dvh - var(--space-10));
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transform: translateY(16px) scale(0.98);
  transition: transform var(--transition-base);
  overflow: hidden;
}

.modal.open .modal-dialog,
.modal.is-open .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-dialog-sm {
  max-width: 400px;
}

.modal-dialog-md {
  max-width: 560px;
}

.modal-dialog-lg {
  max-width: 720px;
}

.modal-dialog-xl {
  max-width: 840px;
}

.modal-body-scroll {
  max-height: 65vh;
  overflow-y: auto;
}

.preview-modal-body {
  max-height: 60vh;
  overflow-y: auto;
}

.form-hint {
  margin: var(--space-1) 0 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-gray-50);
  flex-shrink: 0;
}

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-gray-900);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-gray-500);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-gray-200);
  color: var(--color-gray-900);
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5);
  -webkit-overflow-scrolling: touch;
}

.modal-body.form-grid,
.modal-body .form-grid {
  margin: 0;
}

.modal-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
  background: var(--color-gray-50);
  flex-shrink: 0;
}

.modal-msg {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
}

.modal-msg[hidden] {
  display: none;
}

.modal-msg:not([hidden]) {
  background: var(--color-danger-bg);
  color: #b91c1c;
  border: 1px solid var(--color-danger-border);
}


/* --------------------------------------------------------------------------
   26. Responsive ??Tablet & Mobile
   역할: 기존 태블릿·모바일 보정 규칙이며 신규 보정은 design-system-responsive.css가 담당한다.
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .form-row-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .summary-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) {
  .split-layout {
    grid-template-columns: 1fr;
  }

  .split-left {
    position: static;
  }

  .split-layout-half .split-panel > .panel {
    height: auto;
    max-height: none;
    min-height: 0;
  }

  .menu-tree-panel .menu-tree-scroll {
    max-height: 50vh;
  }

  .form-row-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --content-padding: 16px;
    --content-gap: 16px;
  }

  /* Show hamburger */
  .sidebar-toggle {
    display: flex;
  }

  /* Sidebar off-canvas */
  .admin-sidebar {
    transform: translateX(-100%);
    box-shadow: var(--shadow-sidebar);
  }

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

  .sidebar-overlay {
    display: block;
  }

  /* Content full width */
  .admin-content {
    margin-left: 0;
    max-width: 100%;
  }

  .admin-footer {
    margin-left: 0;
  }

  /* Page header stack */
  .page-header {
    flex-direction: column;
    align-items: stretch;
  }

  .page-actions {
    justify-content: flex-start;
  }

  .page-title {
    font-size: var(--font-size-xl);
  }

  /* Summary cards single column */
  .summary-cards,
  .summary-cards-3 {
    grid-template-columns: 1fr;
  }

  /* Form rows */
  .form-row,
  .form-row-3,
  .form-row-4 {
    grid-template-columns: 1fr;
  }

  .form-grid-modal {
    grid-template-columns: 1fr;
  }

  /* Panel header stack */
  .panel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Table toolbar */
  .table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .table-footer {
    flex-direction: column;
    align-items: stretch;
  }

  /* Charts */
  .chart-bars {
    height: 180px;
    gap: var(--space-1);
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: var(--space-2);
  }

  .chart-bar-item {
    flex: 0 0 48px;
  }

  /* Modal full width */
  .modal {
    padding: var(--space-3);
    align-items: flex-end;
  }

  .modal-dialog {
    max-width: 100%;
    max-height: 90vh;
    max-height: 90dvh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  }

  /* Hide admin name on very small screens */
  .admin-name {
    display: none;
  }

  .header-site-key {
    display: none;
  }

  .header-site-toggle {
    max-width: 160px;
  }

  .logo-text {
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 480px) {
  .summary-value {
    font-size: var(--font-size-xl);
  }

  .col-action .btn {
    padding: 0 var(--space-1);
    font-size: 0.7rem;
  }

  .breadcrumb {
    font-size: var(--font-size-xs);
  }
}


/* --------------------------------------------------------------------------
   27. Auth Pages (login, find-password)
   역할: 로그인·계정 찾기처럼 관리자 셸 밖에서 수행하는 인증 화면을 구성한다.
   -------------------------------------------------------------------------- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: linear-gradient(145deg, var(--color-gray-100) 0%, var(--color-bg) 50%, var(--color-primary-subtle) 100%);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.auth-card-wide {
  max-width: 480px;
}

.auth-card-header {
  padding: var(--space-8) var(--space-8) var(--space-4);
  text-align: center;
}

.auth-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  text-decoration: none;
  color: var(--color-text);
}

.auth-logo-mark {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.auth-logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.auth-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.auth-desc {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.auth-card-body {
  padding: var(--space-4) var(--space-8) var(--space-8);
}

.auth-form .form-group + .form-group {
  margin-top: var(--space-4);
}

.auth-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin: var(--space-4) 0;
  font-size: var(--font-size-sm);
}

.auth-remember {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.auth-link {
  color: var(--color-primary);
  text-decoration: none;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-submit {
  width: 100%;
  margin-top: var(--space-5);
}

.auth-footer {
  padding: var(--space-4) var(--space-8);
  border-top: 1px solid var(--color-border);
  background: var(--color-gray-50);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.auth-msg {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
}

.auth-msg.is-error {
  background: var(--color-danger-bg);
  color: #b91c1c;
  border: 1px solid var(--color-danger-border);
}

.auth-msg.is-success {
  background: var(--color-success-bg);
  color: #15803d;
  border: 1px solid var(--color-success-border);
}


/* --------------------------------------------------------------------------
   28. Error Pages
   역할: 접근 거절·페이지 없음·서버 오류 상태와 복귀 동작을 안내한다.
   -------------------------------------------------------------------------- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--color-bg);
}

.error-card {
  text-align: center;
  max-width: 480px;
}

.error-code {
  font-size: 5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary);
  margin: 0 0 var(--space-4);
}

.error-title {
  font-size: var(--font-size-2xl);
  margin: 0 0 var(--space-3);
}

.error-desc {
  margin: 0 0 var(--space-6);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.error-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}


/* --------------------------------------------------------------------------
   29. Toast Notifications
   역할: 화면 흐름을 막지 않고 성공·실패·경고·안내 결과를 알린다.
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + var(--space-4));
  right: var(--space-4);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
  max-width: 360px;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toast-in 0.25s ease;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to { opacity: 1; transform: translateX(0); }
}

.toast.is-leaving {
  animation: toast-out 0.2s ease forwards;
}

@keyframes toast-out {
  to { opacity: 0; transform: translateX(16px); }
}

.toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.toast-success .toast-icon { background: var(--color-success-bg); color: var(--color-success); }
.toast-error .toast-icon { background: var(--color-danger-bg); color: var(--color-danger); }
.toast-warning .toast-icon { background: var(--color-warning-bg); color: var(--color-warning); }
.toast-info .toast-icon { background: var(--color-info-bg); color: var(--color-info); }

.toast-body { flex: 1; min-width: 0; }

.toast-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin: 0 0 2px;
}

.toast-message {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.toast-close {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
  font-size: 1.1rem;
  line-height: 1;
}

.toast-close:hover { color: var(--color-text); }


/* --------------------------------------------------------------------------
   30. Tabs & Detail View
   역할: 같은 대상의 관련 정보 묶음을 전환하고 상세 속성을 구조화한다.
   -------------------------------------------------------------------------- */
.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-5);
  overflow-x: auto;
}

.tab-btn {
  padding: var(--space-3) var(--space-5);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.tab-btn:hover { color: var(--color-text); }

.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.stats-tab-nav .tab-btn {
  text-decoration: none;
  display: inline-block;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.detail-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.detail-meta strong {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.detail-body {
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  min-height: 120px;
}

.detail-body p { margin: 0 0 var(--space-4); }

.dl-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
}

.dl-grid dt {
  color: var(--color-text-muted);
  font-weight: 500;
}

.dl-grid dd {
  margin: 0;
  color: var(--color-text);
}

@media (max-width: 768px) {
  .dl-grid { grid-template-columns: 1fr; }
  .dl-grid dt { margin-bottom: -4px; }
}


/* --------------------------------------------------------------------------
   31. Editor & File Upload
   역할: 콘텐츠 편집, 파일 선택·업로드와 첨부파일 목록을 구성한다.
   CKEditor 스타일: /cms-editor/css/cms-editor.css (Editor Kit)
   -------------------------------------------------------------------------- */

.file-dropzone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 2px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  background: var(--color-gray-50);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.file-dropzone:hover,
.file-dropzone.is-dragover {
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.file-dropzone:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.file-dropzone.has-file {
  border-style: solid;
  border-color: var(--color-success);
}

.file-dropzone.has-error {
  border-color: var(--color-danger);
  background: var(--color-danger-bg);
}

.file-dropzone.is-uploading {
  pointer-events: none;
  opacity: 0.7;
}

.file-dropzone-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-3);
  opacity: 0.5;
}

.file-dropzone-icon svg { width: 100%; height: 100%; }

.file-dropzone-title {
  margin-bottom: var(--space-1);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
}

.file-dropzone-text {
  margin: 0 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.file-dropzone-hint {
  margin-top: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.file-dropzone-button {
  margin-top: var(--space-3);
  pointer-events: none;
}

.file-dropzone-selection {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.file-dropzone-selection[hidden] { display: none; }

.file-dropzone-selection-icon {
  display: inline-grid;
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--color-success-bg);
  color: var(--color-success);
  font-weight: 700;
}

.file-dropzone-selection-info {
  display: flex;
  flex: 1;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.file-dropzone-selection-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-dropzone-selection-size {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.file-upload-policy { margin-top: var(--space-3); }
.file-upload-error { margin-top: var(--space-2); }
.file-upload-actions { justify-content: flex-end; margin-top: var(--space-4); }

.file-list {
  margin-top: var(--space-4);
  list-style: none;
  padding: 0;
}

.file-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: var(--font-size-sm);
}

.file-list-item + .file-list-item { margin-top: var(--space-2); }

.file-list-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-list-size { color: var(--color-text-muted); font-size: var(--font-size-xs); }


/* --------------------------------------------------------------------------
   32. Header User Menu
   역할: 사이트 선택과 로그인 사용자 메뉴를 헤더 우측에 배치한다.
   -------------------------------------------------------------------------- */
.header-user {
  position: relative;
}

/* Header ??multi-site selector */
.header-site {
  position: relative;
}

.header-site-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  max-width: 220px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-gray-50);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.header-site-toggle:hover {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary-light);
}

.header-site-icon {
  flex-shrink: 0;
  font-size: var(--font-size-md);
  line-height: 1;
}

.header-site-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  text-align: left;
}

.header-site-label {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}

.header-site-key {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: ui-monospace, Consolas, monospace;
}

.header-site-arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  font-size: 0.7rem;
}

.header-site-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 260px;
  max-height: 320px;
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: none;
  z-index: 210;
}

.header-site-menu.is-open {
  display: block;
}

.header-site-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  color: var(--color-text);
}

.header-site-item:hover {
  background: var(--color-gray-100);
}

.header-site-item.is-active {
  background: var(--color-primary-subtle);
}

.header-site-item-name {
  flex: 1;
  font-size: var(--font-size-sm);
  font-weight: 500;
  min-width: 0;
}

.header-site-item-key {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: ui-monospace, Consolas, monospace;
}

.header-site-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) 0;
}

.header-site-manage {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.header-site-manage:hover {
  background: var(--color-gray-100);
}

.header-user-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.header-user-toggle:hover {
  background: var(--color-gray-50);
}

.header-user-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: none;
  z-index: 200;
}

.header-user-menu.is-open { display: block; }

.header-user-menu a,
.header-user-menu button {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  text-align: left;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
}

.header-user-menu a:hover,
.header-user-menu button:hover {
  background: var(--color-gray-100);
}

.header-user-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) 0;
}


/* --------------------------------------------------------------------------
   33. Form Page Layout
   역할: 독립 등록·수정 화면의 입력 영역과 저장 동작을 배치한다.
   -------------------------------------------------------------------------- */
.form-page-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding-top: var(--space-5);
  margin-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.form-section-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.form-section + .form-section {
  margin-top: var(--space-8);
}

.panel-sticky-actions {
  position: sticky;
  bottom: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-5) calc(-1 * var(--space-5)) calc(-1 * var(--space-5));
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.form-panel .panel-body {
  padding-bottom: 0;
}


/* --------------------------------------------------------------------------
   34. Banner / Thumbnail Grid
   역할: 배너·이미지 항목을 미리보기 중심의 격자로 표시한다.
   -------------------------------------------------------------------------- */
.thumb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}

.thumb-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.thumb-card-img {
  aspect-ratio: 16 / 9;
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.thumb-card-body {
  padding: var(--space-3);
}

.thumb-card-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin: 0 0 var(--space-1);
}

.thumb-card-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}


/* --------------------------------------------------------------------------
   35. Print Styles
   역할: 인쇄 시 탐색 UI를 제외하고 업무 본문에 집중하도록 구성한다.
   -------------------------------------------------------------------------- */
@media print {
  .admin-header,
  .admin-sidebar,
  .sidebar-overlay,
  .admin-footer,
  .sidebar-toggle,
  .page-actions,
  .search-panel,
  .pagination,
  .col-action,
  .form-actions,
  .modal {
    display: none !important;
  }

  .admin-content {
    margin-left: 0 !important;
    max-width: 100% !important;
    padding: 0 !important;
  }

  .panel {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }

  body {
    background: white;
  }
}


/* --------------------------------------------------------------------------
   36. CMS Standard Additions (shell refactor)
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: calc(var(--z-header) + 10);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-4);
}

.cms-shell,
.admin-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.cms-shell__body,
.admin-body {
  display: flex;
  flex: 1;
  min-height: 0;
  padding-top: var(--header-height);
}

.cms-main,
.admin-content {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  padding: var(--content-padding);
  max-width: calc(100% - var(--sidebar-width));
}

.cms-main > * + *,
.admin-content > * + * {
  margin-top: var(--content-gap);
}

.cms-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.cms-breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.cms-breadcrumb__sep,
.breadcrumb-sep {
  color: var(--color-gray-400);
  user-select: none;
}

.summary-card-body,
.cms-summary-card {
  padding: var(--space-5);
}

.page-header,
.cms-page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.page-title-area,
.cms-page-header__main {
  flex: 1;
  min-width: 200px;
}

.page-title,
.cms-page-header__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-gray-900);
  letter-spacing: -0.02em;
}

.page-desc,
.cms-page-header__desc {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.page-actions,
.cms-page-header__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.stats-tab-nav .tab-btn {
  text-decoration: none;
  display: inline-block;
}

.form-help {
  margin: var(--space-2) 0 var(--space-4);
  padding-left: var(--space-5);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.inquiry-plain-content {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}