/* 다크 모드 스타일 */

:root {
    --bg-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-secondary: white;
    --bg-card: white;
    --text-primary: #333;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    --bg-primary: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border-color: #475569;
    --shadow: rgba(0, 0, 0, 0.3);
}

/* 다크 모드 전역 적용 */
[data-theme="dark"] body {
    background: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] .login-box,
[data-theme="dark"] .card {
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: 0 4px 20px var(--shadow);
}

[data-theme="dark"] .card-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .card-header h2,
[data-theme="dark"] .card-header h3 {
    color: var(--text-primary);
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: #1e293b;
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
    border-color: #667eea;
    background: #0f172a;
}

[data-theme="dark"] .form-group label {
    color: var(--text-secondary);
}

[data-theme="dark"] .header {
    background: var(--bg-card);
    box-shadow: 0 2px 10px var(--shadow);
}

[data-theme="dark"] .container {
    background: transparent;
}

[data-theme="dark"] table {
    color: var(--text-primary);
}

[data-theme="dark"] table thead {
    background: #1e293b;
    color: var(--text-primary);
}

[data-theme="dark"] table tbody tr {
    background: var(--bg-card);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] table tbody tr:hover {
    background: #475569;
}

[data-theme="dark"] .admin-menu {
    background: var(--bg-card);
    box-shadow: 0 2px 10px var(--shadow);
}

[data-theme="dark"] .admin-menu-btn {
    color: var(--text-secondary);
}

[data-theme="dark"] .admin-menu-btn:hover,
[data-theme="dark"] .admin-menu-btn.active {
    background: #475569;
    color: var(--text-primary);
}

[data-theme="dark"] .modal-content {
    background: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--border-color);
}

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

[data-theme="dark"] .calendar-day.empty {
    background: #1e293b;
}

[data-theme="dark"] .calendar-day.today {
    background: #422006;
    border-color: #f59e0b;
}

[data-theme="dark"] .calendar-day-header {
    background: #1e293b;
    color: var(--text-secondary);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .date-number {
    color: var(--text-primary);
}

[data-theme="dark"] .dept-stat-card {
    background: var(--bg-card);
}

[data-theme="dark"] .dept-stat-footer {
    background: #1e293b;
    border-top-color: var(--border-color);
}

[data-theme="dark"] .search-input,
[data-theme="dark"] .filter-select {
    background: #1e293b;
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .no-data,
[data-theme="dark"] .empty-state {
    color: var(--text-secondary);
}

[data-theme="dark"] .stats-cards .card {
    background: var(--bg-card);
}

[data-theme="dark"] .card-content h3 {
    color: var(--text-secondary);
}

[data-theme="dark"] .stat-number {
    color: var(--text-primary);
}

/* 다크 모드 토글 버튼 */
#darkModeToggle {
    transition: all 0.3s;
}

[data-theme="dark"] #darkModeToggle i::before {
    content: "\f185"; /* fa-sun */
}

/* 다크 모드 전환 애니메이션 */
body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

.card,
.modal-content,
.header,
input,
select,
textarea {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* 버튼 다크 모드 조정 */
[data-theme="dark"] .btn-secondary {
    background: #475569;
    color: var(--text-primary);
}

[data-theme="dark"] .btn-secondary:hover {
    background: #64748b;
}

[data-theme="dark"] .btn-primary {
    background: #667eea;
}

[data-theme="dark"] .btn-primary:hover {
    background: #5568d3;
}

/* 알림 배지 다크 모드 */
[data-theme="dark"] .badge {
    opacity: 0.9;
}

/* 프로그레스 바 다크 모드 */
[data-theme="dark"] .progress-bar,
[data-theme="dark"] .rate-bar {
    background: #1e293b;
}

/* 링크 버튼 다크 모드 */
[data-theme="dark"] .btn-link {
    color: #818cf8;
}

[data-theme="dark"] .btn-link:hover {
    color: #a5b4fc;
}

/* 캘린더 범례 다크 모드 */
[data-theme="dark"] .calendar-legend {
    background: #1e293b;
}

/* 스크롤바 다크 모드 */
[data-theme="dark"]::-webkit-scrollbar {
    width: 12px;
}

[data-theme="dark"]::-webkit-scrollbar-track {
    background: #1e293b;
}

[data-theme="dark"]::-webkit-scrollbar-thumb {
    background: #475569;
    border-radius: 6px;
}

[data-theme="dark"]::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* 부서별 직원 목록 다크 모드 */
[data-theme="dark"] .dept-employee-item {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .dept-employee-item:hover {
    background: #475569;
}

[data-theme="dark"] .employee-name {
    color: var(--text-primary);
}

[data-theme="dark"] .employee-id,
[data-theme="dark"] .employee-leave {
    color: var(--text-secondary);
}