/* ============================================
   ERP Role 모니터링 대시보드 - 디자인 시스템 v2.0
   ============================================ */

/* === 1. 디자인 토큰 (CSS Custom Properties) === */
:root {
    /* Color Palette - Primary */
    --color-primary: #1e40af;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1e3a8a;

    /* Color Palette - Semantic */
    --color-success: #059669;
    --color-success-light: #d1fae5;
    --color-warning: #d97706;
    --color-warning-light: #fef3c7;
    --color-danger: #dc2626;
    --color-danger-light: #fee2e2;
    --color-info: #0891b2;
    --color-info-light: #cffafe;

    /* Type Colors (현업요청/인사발령/관리자수정) */
    --type-request-color: #2563eb;
    --type-request-bg: #dbeafe;
    --type-personnel-color: #059669;
    --type-personnel-bg: #d1fae5;
    --type-admin-color: #ea580c;
    --type-admin-bg: #ffedd5;
    --type-delete-color: #dc2626;
    --type-delete-bg: #fee2e2;
    /* 기존 A/B/C 타입도 유지 (호환성) */
    --type-a-color: #2563eb;
    --type-a-bg: #dbeafe;
    --type-b-color: #059669;
    --type-b-bg: #d1fae5;
    --type-c-color: #ea580c;
    --type-c-bg: #ffedd5;

    /* Neutral Colors */
    --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;

    /* Background & Surface */
    --bg-primary: var(--color-gray-50);
    --bg-surface: var(--color-white);
    --bg-elevated: var(--color-white);

    /* Text Colors */
    --text-primary: var(--color-gray-900);
    --text-secondary: var(--color-gray-600);
    --text-muted: var(--color-gray-400);
    --text-inverse: var(--color-white);

    /* Border */
    --border-color: var(--color-gray-200);
    --border-color-light: var(--color-gray-100);

    /* Typography Scale */
    --font-family: 'Pretendard', 'Noto Sans KR', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.8125rem;
    /* 13px */
    --font-size-base: 0.875rem;
    /* 14px */
    --font-size-md: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.5rem;
    /* 24px */
    --font-size-2xl: 1.875rem;
    /* 30px */

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing Scale (8px base) */
    --space-1: 0.25rem;
    /* 4px */
    --space-2: 0.5rem;
    /* 8px */
    --space-3: 0.75rem;
    /* 12px */
    --space-4: 1rem;
    /* 16px */
    --space-5: 1.25rem;
    /* 20px */
    --space-6: 1.5rem;
    /* 24px */
    --space-8: 2rem;
    /* 32px */
    --space-10: 2.5rem;
    /* 40px */
    --space-12: 3rem;
    /* 48px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal-backdrop: 900;
    --z-modal: 1000;
    --z-toast: 1100;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    margin: 0;
    padding: var(--space-5);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === 3. Layout === */
.container {
    max-width: 1600px;
    margin: 0 auto;
    background: var(--bg-surface);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* === 4. Header & Navigation === */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 2px solid var(--color-primary);
}

h1 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

h1 .icon {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

h2 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--space-4) 0;
}

h3 {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin: 0 0 var(--space-3) 0;
}

nav {
    display: flex;
    gap: var(--space-2);
}

nav a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    font-size: var(--font-size-sm);
}

nav a.active {
    background-color: var(--color-primary);
    color: var(--text-inverse);
}

nav a:hover:not(.active) {
    background-color: var(--color-gray-100);
    color: var(--text-primary);
}

/* === 5. Action Bar === */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.action-bar .filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* === 5-1. Filter Bar (Pencil 디자인에서 변환) === */
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
}

.filter-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.filter-input {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-surface);
    width: 140px;
    height: 32px;
    transition: all var(--transition-fast);
}

.filter-input:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.filter-separator {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0 var(--space-1);
}

.action-bar .filter-group label {
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.action-bar .button-group {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

/* === 6. Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-gray-600);
    color: var(--text-inverse);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-gray-700);
}

.btn-success {
    background-color: var(--color-success);
    color: var(--text-inverse);
}

.btn-success:hover:not(:disabled) {
    background-color: #047857;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover:not(:disabled) {
    background-color: var(--color-gray-50);
    border-color: var(--color-gray-300);
}

.btn-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* Button with spinner */
.btn .spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* === 7. Dashboard Summary Cards === */
.dashboard-summary {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.summary-card {
    background: var(--bg-surface);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.summary-card h3 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    margin: 0 0 var(--space-2) 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.summary-card .count {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.card-a::before,
.card-request::before {
    background: var(--type-request-color);
}

.card-b::before,
.card-personnel::before {
    background: var(--type-personnel-color);
}

.card-c::before,
.card-admin::before {
    background: var(--type-admin-color);
}

.card-delete::before {
    background: var(--type-delete-color);
}

.card-total::before {
    background: var(--color-gray-600);
}

.card-a .count,
.card-request .count {
    color: var(--type-request-color);
}

.card-b .count,
.card-personnel .count {
    color: var(--type-personnel-color);
}

.card-c .count,
.card-admin .count {
    color: var(--type-admin-color);
}

.card-delete .count {
    color: var(--type-delete-color);
}

/* Clickable Summary Cards */
.summary-card.clickable {
    cursor: pointer;
    user-select: none;
}

.summary-card.clickable:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.summary-card.clickable.active {
    outline: 3px solid var(--color-primary);
    outline-offset: -3px;
}

.summary-card.card-a.active::before,
.summary-card.card-request.active::before {
    height: 6px;
}

.summary-card.card-b.active::before,
.summary-card.card-personnel.active::before {
    height: 6px;
}

.summary-card.card-c.active::before,
.summary-card.card-admin.active::before {
    height: 6px;
}

.summary-card.card-total.active::before {
    height: 6px;
}

/* Admin No-Reason Toggle */
.admin-no-reason:hover {
    opacity: 1 !important;
    text-decoration: underline;
}

/* === Search Filter Bar === */
.search-filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--color-gray-50);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    max-width: 500px;
    display: flex;
    align-items: center;
}

.search-input-wrapper svg {
    position: absolute;
    left: var(--space-3);
    color: var(--text-muted);
    pointer-events: none;
}

.search-input-wrapper input {
    width: 100%;
    padding: var(--space-3) var(--space-10);
    padding-right: var(--space-10);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.search-input-wrapper input:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.search-input-wrapper input::placeholder {
    color: var(--text-muted);
}

.search-clear-btn {
    position: absolute;
    right: var(--space-2);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--color-gray-200);
    color: var(--text-secondary);
    font-size: 16px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    opacity: 0;
    visibility: hidden;
}

.search-input-wrapper input:not(:placeholder-shown) + .search-clear-btn,
.search-clear-btn.visible {
    opacity: 1;
    visibility: visible;
}

.search-clear-btn:hover {
    background: var(--color-gray-300);
    color: var(--text-primary);
}

.search-result-info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Document Number Link */
.doc-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
    padding: 2px 4px;
    border-radius: var(--radius-sm);
}

.doc-link:hover {
    color: var(--color-primary-dark);
    background-color: var(--type-request-bg);
    text-decoration: underline;
}

/* Personnel/Announcement Link */
.personnel-link,
.announcement-link {
    color: var(--type-personnel-color, #059669);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
    padding: 2px 4px;
    border-radius: var(--radius-sm);
}

.personnel-link:hover,
.announcement-link:hover {
    color: #047857;
    background-color: var(--type-personnel-bg, #d1fae5);
    text-decoration: underline;
}

/* === 8. Forms === */
.input-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    padding: var(--space-5);
    background-color: var(--color-gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: var(--space-5);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.form-field label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.form-field label .required {
    color: var(--color-danger);
    margin-left: 2px;
}

.form-field input,
.form-field select {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-surface);
    transition: all var(--transition-fast);
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-field input::placeholder {
    color: var(--text-muted);
}

.form-field .error-message {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--space-1);
}

/* === 9. Data Table === */
.data-table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-surface);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
    table-layout: fixed;
}

thead {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

th {
    background-color: var(--color-gray-100);
    padding: var(--space-3) var(--space-2);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-align: center;
    border: 1px solid var(--color-gray-300);
    /* Full border */
    white-space: nowrap;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

th.sortable {
    cursor: pointer;
    user-select: none;
}

th.sortable:hover {
    background-color: var(--color-gray-200);
}

th .sort-icon {
    margin-left: var(--space-1);
    opacity: 0.5;
}

th.sorted .sort-icon {
    opacity: 1;
}

td {
    padding: var(--space-3) var(--space-2);
    border: 1px solid var(--color-gray-300);
    /* Explicit grid border */
    vertical-align: middle;
    color: var(--text-primary);
}

tbody tr {
    transition: background-color var(--transition-fast);
}

tbody tr:hover {
    background-color: var(--color-gray-50);
}

tbody tr:nth-child(even) {
    background-color: var(--color-gray-50);
}

tbody tr:nth-child(even):hover {
    background-color: var(--color-gray-100);
}

/* Table Column Widths */
col.col-no {
    width: 40px;
}

col.col-date {
    width: 120px;
}

col.col-user {
    width: 80px;
}

col.col-type {
    width: 95px;
}

col.col-doc {
    width: 300px;
}

col.col-reason {
    width: 130px;
}

col.col-sql {
    width: 250px;
    min-width: 250px;
}

col.col-action {
    width: 55px;
}

/* === 10. Status Badges === */
.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.3px;
}

.badge-a,
.badge-request {
    background-color: var(--type-request-bg);
    color: var(--type-request-color);
}

.badge-b,
.badge-personnel {
    background-color: var(--type-personnel-bg);
    color: var(--type-personnel-color);
}

.badge-c,
.badge-admin {
    background-color: var(--type-admin-bg);
    color: var(--type-admin-color);
}

.badge-delete {
    background-color: var(--type-delete-bg);
    color: var(--type-delete-color);
}

/* === 11. Editable Inputs in Table === */
.editable-input {
    width: 100%;
    padding: var(--space-1) var(--space-2);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    background: transparent;
    transition: all var(--transition-fast);
}

.editable-input:hover {
    border-color: var(--border-color);
    background: var(--bg-surface);
}

.editable-input:focus {
    outline: none;
    border-color: var(--color-primary-light);
    background: var(--bg-surface);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

/* === 12. Detail Row (Expandable) === */
.detail-row {
    display: none;
}

.detail-row.active {
    display: table-row;
}

.detail-content {
    padding: var(--space-5);
    background: linear-gradient(135deg, var(--color-gray-50) 0%, #f0f4f8 100%);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}

.detail-content h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin: 0;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* Detail Info Box (for grouped Type B) */
.detail-info-box {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.detail-info-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.detail-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-medium);
}

.detail-value {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
}

/* SQL Detail Table Wrapper */
.sql-table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-surface);
}

.sql-detail-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.sql-detail-table thead tr {
    background: linear-gradient(180deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
}

.sql-detail-table th {
    padding: var(--space-3);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sql-th-num { width: 50px; text-align: center !important; }
.sql-th-time { width: 110px; text-align: center !important; }
.sql-th-table { width: 140px; text-align: center !important; }
.sql-th-userid { width: 180px; text-align: center !important; }
.sql-th-sql { width: auto; }

.sql-detail-table td {
    padding: var(--space-3);
    border-bottom: 1px solid var(--border-color-light);
    vertical-align: top;
}

.sql-detail-table tbody tr {
    transition: background-color var(--transition-fast);
}

.sql-detail-table tbody tr:hover {
    background-color: var(--color-gray-50);
}

.sql-detail-table tbody tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

/* SQL Row Cells */
.sql-row-num {
    text-align: center;
    font-weight: var(--font-weight-semibold);
    color: var(--text-muted);
    font-size: var(--font-size-xs);
}

.sql-row-time {
    text-align: center;
    white-space: nowrap;
}

.time-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    background: var(--color-gray-100);
    border-radius: var(--radius-sm);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.sql-row-table {
    text-align: center;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    background: var(--color-gray-50);
}

.sql-row-userid {
    text-align: center;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--type-personnel-color);
}

/* User ID Display in Main Table */
.userid-display {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    background: var(--type-personnel-bg);
    color: var(--type-personnel-color);
    border-radius: var(--radius-sm);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.batch-count {
    display: inline-block;
    padding: 2px 6px;
    background: var(--color-gray-200);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 10px;
    font-weight: var(--font-weight-semibold);
    margin-left: var(--space-1);
}

.sql-row-content {
    max-width: 800px;
}

/* SQL Code Block */
.sql-code {
    margin: 0;
    padding: var(--space-3);
    background: #1e293b;
    color: #e2e8f0;
    border-radius: var(--radius-md);
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: var(--font-size-xs);
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-x: auto;
    max-height: 300px;
    overflow-y: auto;
}

/* SQL Syntax Highlighting (basic) */
.sql-code .keyword {
    color: #7dd3fc;
    font-weight: bold;
}

.sql-code .string {
    color: #a5d6a7;
}

.sql-code .number {
    color: #ffab91;
}

/* Legacy sub-table support */
.sub-table {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    font-size: var(--font-size-xs);
}

.sub-table th {
    background: var(--color-gray-200);
    padding: var(--space-2);
    font-size: var(--font-size-xs);
}

.sub-table td {
    background: var(--bg-surface);
    padding: var(--space-2);
    border: 1px solid var(--border-color-light);
    font-family: 'Consolas', 'Monaco', monospace;
    word-break: break-all;
}

/* === 13. Pagination === */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    border-top: 1px solid var(--border-color);
}

.pagination-info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-right: var(--space-4);
}

.pagination button {
    min-width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination button:hover:not(:disabled) {
    background: var(--color-gray-50);
    border-color: var(--color-gray-300);
}

.pagination button.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-inverse);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === 14. Modal === */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal-backdrop);
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background-color: var(--bg-surface);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transform: scale(0.95) translateY(-10px);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

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

.modal-header h2 {
    margin: 0;
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-gray-100);
    color: var(--text-primary);
}

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

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

/* Large Modal (for Report) */
.modal-content.modal-lg {
    max-width: 1000px;
    width: 95%;
}

/* === 15. Document List in Modal === */
.doc-search-input {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
}

.doc-search-input:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.doc-select-list {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.doc-item {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-color-light);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.doc-item:last-child {
    border-bottom: none;
}

.doc-item:hover {
    background-color: var(--color-primary-light);
    background-color: rgba(59, 130, 246, 0.1);
}

.doc-item .doc-no {
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.doc-item .doc-info {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.doc-item.doc-linked {
    background-color: var(--color-gray-100);
}

.doc-item.doc-current {
    background-color: var(--type-request-bg);
    border-left: 3px solid var(--type-request-color);
}

/* === 16. Toast Notifications === */
.toast-container {
    position: fixed;
    top: var(--space-5);
    right: var(--space-5);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-info);
    max-width: 400px;
    pointer-events: auto;
    animation: toast-in 0.3s ease-out;
}

.toast.toast-success {
    border-left-color: var(--color-success);
}

.toast.toast-warning {
    border-left-color: var(--color-warning);
}

.toast.toast-error {
    border-left-color: var(--color-danger);
}

.toast-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.toast-success .toast-icon {
    color: var(--color-success);
}

.toast-warning .toast-icon {
    color: var(--color-warning);
}

.toast-error .toast-icon {
    color: var(--color-danger);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

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

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-1);
    margin: calc(var(--space-1) * -1);
}

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

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

@keyframes toast-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toast-out {
    from {
        transform: translateX(0);
        opacity: 1;
    }

    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* === 17. Loading States === */
.skeleton {
    background: linear-gradient(90deg,
            var(--color-gray-200) 25%,
            var(--color-gray-100) 50%,
            var(--color-gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-dropdown);
}

/* === 18. Empty State === */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--text-secondary);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    color: var(--color-gray-300);
    margin-bottom: var(--space-4);
}

.empty-state h3 {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.empty-state p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-5);
}

/* === 19. Responsive Design === */
@media (max-width: 1200px) {
    .container {
        padding: var(--space-4);
    }

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

@media (max-width: 768px) {
    body {
        padding: var(--space-3);
    }

    .container {
        padding: var(--space-4);
        border-radius: var(--radius-md);
    }

    header {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    h1 {
        font-size: var(--font-size-lg);
    }

    nav {
        width: 100%;
        justify-content: center;
    }

    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .action-bar .button-group {
        justify-content: center;
    }

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

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

    .summary-card .count {
        font-size: var(--font-size-xl);
    }

    .input-group {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        max-height: 95vh;
        margin: var(--space-3);
    }

    .toast-container {
        left: var(--space-3);
        right: var(--space-3);
    }

    .toast {
        max-width: none;
    }
}

@media (max-width: 480px) {
    .dashboard-summary {
        grid-template-columns: 1fr;
    }

    .btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-xs);
    }

    .pagination {
        flex-wrap: wrap;
    }
}

/* === 20. Print Styles === */
@media print {
    body {
        background: white;
        padding: 0;
    }

    .container {
        box-shadow: none;
        max-width: none;
    }

    .action-bar,
    nav,
    .btn,
    .pagination,
    .toast-container {
        display: none !important;
    }

    .data-table-wrapper {
        overflow: visible;
    }

    thead {
        position: static;
    }
}

/* === 21. Utility Classes === */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

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

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

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

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

.font-mono {
    font-family: 'Consolas', 'Monaco', monospace;
}

.font-semibold {
    font-weight: var(--font-weight-semibold);
}

.font-bold {
    font-weight: var(--font-weight-bold);
}

.hidden {
    display: none !important;
}

.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;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cursor-pointer {
    cursor: pointer;
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 2px;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-400);
}

/* === Column Width Slider === */
.col-width-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(to right, var(--color-primary-light), var(--color-gray-200));
    outline: none;
    cursor: pointer;
}

.col-width-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.col-width-slider::-webkit-slider-thumb:hover {
    background: var(--color-primary-dark);
    transform: scale(1.1);
}

.col-width-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.col-width-input {
    width: 55px;
    padding: 4px 6px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    text-align: right;
    outline: none;
    transition: border-color 0.15s ease;
}

.col-width-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(30, 64, 175, 0.1);
}

.col-width-input::-webkit-inner-spin-button,
.col-width-input::-webkit-outer-spin-button {
    opacity: 1;
}

.col-width-unit {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-left: 2px;
}

.setting-row label {
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.setting-row {
    padding: 6px 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.setting-row:last-child {
    border-bottom: none;
}

/* === 월 선택 버튼 === */
.month-buttons {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.month-btn {
    padding: 4px 10px;
    font-size: 12px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.month-btn:hover {
    background: var(--color-gray-100);
    border-color: var(--color-primary-light);
    color: var(--color-primary);
}

.month-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-weight-medium);
}

.btn-xs {
    padding: 4px 8px;
    font-size: 11px;
}