/* ============================================
   공통 다크모드 스타일 (모든 페이지 공통)
   ============================================ */

:root {
    /* Dark Mode Colors */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #1c2128;
    --bg-hover: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --border-default: #30363d;
    --border-muted: #21262d;
}

/* 공통 기본 스타일 */
body {
    background-color: var(--bg-primary);
    font-family: 'Nunito', 'Noto Sans KR', sans-serif;
    color: var(--text-primary);
}

/* 공통 버튼 스타일 */
.btn {
    border-radius: 10px;
    padding: 8px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    color: #fff;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    color: #fff;
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border: 2px solid var(--border-default);
    background: transparent;
}

.btn-outline-secondary:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-default);
    color: var(--text-primary);
}

.btn-outline-primary {
    border: 2px solid #58a6ff;
    color: #58a6ff;
    background: transparent;
}

.btn-outline-primary:hover {
    background-color: #58a6ff;
    border-color: #58a6ff;
    color: #fff;
}

/* 공통 폼 스타일 */
.form-control, .form-select {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    padding: 10px 15px;
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

.form-control:focus, .form-select:focus {
    background-color: var(--bg-tertiary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
    border-color: #58a6ff;
    color: var(--text-primary);
}

.form-control[readonly],
.form-control:read-only {
    background-color: var(--bg-secondary);
    border-color: var(--border-default);
    color: var(--text-primary) !important;
    opacity: 1;
}

.form-control:disabled,
.form-select:disabled {
    background-color: var(--bg-secondary);
    border-color: var(--border-default);
    color: var(--text-muted);
    opacity: 0.7;
}

/* 현재 비밀번호 입력란 다크모드 스타일 */
.current-password-input {
    background-color: var(--bg-tertiary) !important;
    border: 1px solid var(--border-default) !important;
    color: var(--text-primary) !important;
}

.current-password-input::placeholder {
    color: var(--text-secondary) !important;
}

.current-password-input:focus {
    background-color: var(--bg-tertiary) !important;
    border-color: #58a6ff !important;
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2) !important;
    color: var(--text-primary) !important;
}

/* 브라우저 자동완성 스타일 오버라이드 */
.current-password-input:-webkit-autofill,
.current-password-input:-webkit-autofill:hover,
.current-password-input:-webkit-autofill:focus,
.current-password-input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 1000px #21262d inset !important;
    -webkit-text-fill-color: #e6edf3 !important;
    background-color: #21262d !important;
    border-color: #30363d !important;
    color: #e6edf3 !important;
    transition: background-color 5000s ease-in-out 0s;
    caret-color: #e6edf3 !important;
}

/* 추가 강제 스타일 */
input.current-password-input[type="password"] {
    background-color: #21262d !important;
    border-color: #30363d !important;
    color: #e6edf3 !important;
}

input.current-password-input[type="password"]:focus {
    background-color: #21262d !important;
    border-color: #58a6ff !important;
    color: #e6edf3 !important;
}

.form-select option {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.form-label {
    color: var(--text-primary);
}

.form-control-plaintext {
    color: var(--text-primary) !important;
    background-color: transparent;
    border: none;
    padding: 0.5rem 0;
    font-weight: 500;
}
    font-weight: 500;
}

.form-text {
    color: var(--text-secondary);
}

.form-floating .form-control {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
}

.form-floating .form-control:focus {
    background-color: var(--bg-secondary);
    border-color: #58a6ff;
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
    color: var(--text-primary);
}

.form-floating label {
    color: var(--text-secondary);
}

/* 공통 네비게이션 스타일 */
.navbar {
    background-color: var(--bg-secondary) !important;
    border-bottom: 1px solid var(--border-default);
}

.navbar-dark .navbar-brand {
    color: var(--text-primary);
}

.navbar-dark .nav-link {
    color: var(--text-secondary);
}

.navbar-dark .nav-link:hover {
    color: #58a6ff;
}

/* 공통 드롭다운 스타일 */
.dropdown-menu {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    padding: 10px;
}

.dropdown-item {
    color: var(--text-primary);
    border-radius: 5px;
    padding: 8px 15px;
    transition: all 0.2s;
}

.dropdown-item:hover {
    background-color: var(--bg-hover);
    color: #58a6ff;
}

.dropdown-divider {
    border-color: var(--border-default);
}

/* 공통 알림 스타일 */
.alert-danger {
    background-color: rgba(248, 81, 73, 0.15);
    border: 1px solid rgba(248, 81, 73, 0.3);
    color: #f85149;
}

.alert-warning {
    background-color: rgba(210, 153, 34, 0.15);
    border: 1px solid rgba(210, 153, 34, 0.3);
    color: #d29922;
}

.alert-success {
    background-color: rgba(63, 185, 80, 0.15);
    border: 1px solid rgba(63, 185, 80, 0.3);
    color: #3fb950;
}

.alert-info {
    background-color: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: #58a6ff;
}

/* 공통 스크롤바 스타일 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* 공통 유틸리티 */
.bg-light {
    background-color: var(--bg-primary) !important;
}

.bg-primary {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%) !important;
}

.bg-secondary {
    background-color: var(--bg-tertiary) !important;
}

.bg-dark {
    background-color: var(--bg-secondary) !important;
}

.text-primary {
    color: #58a6ff !important;
}

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

.border-bottom {
    border-color: var(--border-default) !important;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
}

.required {
    color: #f85149;
    font-weight: 600;
    font-size: 1.1em;
}

/* ============================================
   페이지별 스타일 (네임스페이스로 분리)
   ============================================ */

/* ============================================
   index.php (메인 페이지)
   ============================================ */
.page-index body {
    background-color: var(--bg-primary);
}

.page-index .hero-section {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    color: var(--text-primary);
    padding: 100px 0 35px 0;
    border-radius: 0 0 30px 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid #58a6ff;
}

.page-index .hero-section h1 {
    background: linear-gradient(135deg, #58a6ff 0%, #79b8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-index .department-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 30px;
    overflow: hidden;
    border-top: 4px solid #58a6ff;
}

.page-index .department-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    border-color: #58a6ff;
}

.page-index .department-card.design {
    border-top-color: #f85149;
}

.page-index .department-card.video {
    border-top-color: #58a6ff;
}

.page-index .department-card.web {
    border-top-color: #8b949e;
}

.page-index .department-card.audio {
    border-top-color: #58a6ff;
}

.page-index .department-card.light {
    border-top-color: #d29922;
}

.page-index .department-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border-radius: 50%;
}

.page-index .department-icon.design {
    color: white;
    background: linear-gradient(135deg, #f85149 0%, #da3633 100%);
}

.page-index .department-icon.video {
    color: white;
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
}

.page-index .department-icon.web {
    color: white;
    background: linear-gradient(135deg, #8b949e 0%, #6e7681 100%);
}

.page-index .department-icon.audio {
    color: #fff;
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
}

.page-index .department-icon.light {
    color: #fff;
    background: linear-gradient(135deg, #d29922 0%, #bb8009 100%);
}

.page-index .department-card:hover .department-icon {
    transform: scale(1.1) rotate(5deg);
}

.page-index .deadline-info {
    background-color: var(--bg-tertiary);
    padding: 15px;
    margin: 20px 0;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    color: var(--text-secondary);
}

.page-index .deadline-info.design {
    border-left: 4px solid #f85149;
}

.page-index .deadline-info.video {
    border-left: 4px solid #58a6ff;
}

.page-index .deadline-info.web {
    border-left: 4px solid #8b949e;
}

.page-index .deadline-info.audio {
    border-left: 4px solid #58a6ff;
}

.page-index .deadline-info.light {
    border-left: 4px solid #d29922;
}

.page-index footer {
    background: var(--bg-secondary);
    border-radius: 30px 30px 0 0;
    margin-top: 30px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-default);
}

.page-index .section-title {
    position: relative;
    margin-bottom: 50px;
    padding-bottom: 15px;
    color: var(--text-primary);
}

.page-index .section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(to right, #58a6ff, #79b8ff);
}

.page-index .btn-secondary {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
}

.page-index .btn-secondary:hover {
    background-color: var(--bg-hover);
    border-color: #58a6ff;
    color: #58a6ff;
}

.page-index .btn-success {
    background: linear-gradient(135deg, #3fb950 0%, #238636 100%);
    border: none;
    color: #fff;
}

.page-index .btn-success:hover {
    background: linear-gradient(135deg, #56d364 0%, #3fb950 100%);
}

.page-index .btn-info {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    color: #fff;
}

.page-index .btn-info:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
}

.page-index .btn-warning {
    background: linear-gradient(135deg, #d29922 0%, #bb8009 100%);
    border: none;
    color: #fff;
}

.page-index .btn-warning:hover {
    background: linear-gradient(135deg, #e3b341 0%, #d29922 100%);
}

.page-index .feature-icon {
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border-radius: 50%;
    font-size: 2.5rem;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-index .feature-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.page-index .badge.bg-info {
    background-color: #58a6ff !important;
    color: #fff;
}

/* 공지사항 및 부서별 메모 스타일 */
.page-index .announcements-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.page-index .announcement-item {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    margin-bottom: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-index .announcement-item:hover {
    border-color: var(--border-default);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-index .announcement-item.global {
    border-left: 3px solid #d29922;
}

.page-index .announcement-item.department {
    border-left: 3px solid var(--dept-color, #58a6ff);
}

.page-index .announcement-header {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    gap: 10px;
    cursor: default;
    transition: background-color 0.2s ease;
}

.page-index .announcement-header[data-bs-toggle="collapse"] {
    cursor: pointer;
}

.page-index .announcement-header[data-bs-toggle="collapse"]:hover {
    background-color: var(--bg-hover);
}

.page-index .announcement-icon {
    font-size: 1rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.page-index .announcement-item.global .announcement-icon {
    color: #d29922;
}

.page-index .announcement-title {
    font-weight: 600;
    color: var(--text-primary);
    flex-shrink: 0;
    white-space: nowrap;
}

.page-index .announcement-preview {
    color: var(--text-secondary);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.95rem;
}

.page-index .announcement-toggle {
    color: var(--text-muted);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.page-index .announcement-header[aria-expanded="true"] .announcement-toggle {
    transform: rotate(180deg);
}

.page-index .announcement-content {
    padding: 0 16px 12px 50px;
    border-top: 1px solid var(--border-muted);
    background: var(--bg-secondary);
}

.page-index .announcement-line {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-bottom: 1px dashed var(--border-muted);
}

.page-index .announcement-line:last-child {
    border-bottom: none;
}

.page-index .announcement-line i.fa-circle {
    font-size: 0.4rem;
    vertical-align: middle;
    color: var(--text-muted);
}

/* 모바일 반응형 */
@media (max-width: 768px) {
    .page-index .announcements-container {
        margin: 0 15px;
    }
    
    .page-index .announcement-header {
        padding: 10px 12px;
        gap: 8px;
    }
    
    .page-index .announcement-preview {
        font-size: 0.85rem;
    }
    
    .page-index .announcement-content {
        padding-left: 40px;
    }
}

/* ============================================
   통합 신청 섹션 스타일
   ============================================ */
.page-index #unified-request {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    padding: 30px 0;
}

.page-index .unified-request-container {
    max-width: 1050px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    padding: 30px;
}

.page-index .unified-request-header {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-muted);
}

.page-index .unified-request-header h3 {
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #58a6ff 0%, #79b8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-index .unified-request-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.page-index .unified-request-container .form-control,
.page-index .unified-request-container .form-select {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.page-index .unified-request-container .form-control:focus,
.page-index .unified-request-container .form-select:focus {
    background-color: var(--bg-tertiary);
    border-color: #58a6ff;
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
    color: var(--text-primary);
}

.page-index .unified-request-container .form-control::placeholder {
    color: var(--text-muted);
}

.page-index .unified-request-container .form-label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 6px;
}

/* 부서 체크박스 스타일 */
.page-index .department-checkboxes {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    padding: 20px;
}

.page-index .department-check {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-default);
    border-radius: 10px;
    padding: 12px 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
    text-align: center;
}

.page-index .department-check:hover {
    border-color: var(--dept-color, #58a6ff);
    background: var(--bg-hover);
}

.page-index .department-check .form-check-input {
    display: none;
}

.page-index .department-check .form-check-label {
    cursor: pointer;
    color: var(--text-primary);
    font-weight: 500;
    display: block;
    margin: 0;
}

.page-index .department-check:has(.form-check-input:checked) {
    background: linear-gradient(135deg, var(--dept-color, #58a6ff) 0%, var(--dept-color, #388bfd) 100%);
    border-color: var(--dept-color, #58a6ff);
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.3);
}

.page-index .department-check:has(.form-check-input:checked) .form-check-label {
    color: #fff;
}

/* 동적 부서 입력 영역 */
.page-index .department-inputs-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-index .department-input-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    overflow: hidden;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-index .dept-input-header {
    background: var(--bg-tertiary);
    padding: 12px 18px;
    border-left: 4px solid var(--dept-color, #58a6ff);
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-default);
}

.page-index .dept-input-icon {
    font-size: 1.2rem;
}

.page-index .dept-input-title {
    font-weight: 600;
    color: var(--text-primary);
}

.page-index .dept-input-body {
    padding: 18px;
}

.page-index .dept-input-body .form-control {
    background-color: var(--bg-card);
    border: 1px solid var(--border-default);
}

.page-index .dept-input-body .form-control:focus {
    background-color: var(--bg-card);
    border-color: #58a6ff;
}

.page-index .dept-input-body .form-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

/* 제출 버튼 */
.page-index #submitSection .btn-primary {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    font-weight: 600;
    padding: 14px 50px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.page-index #submitSection .btn-primary:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(88, 166, 255, 0.4);
}

.page-index #submitSection .btn-primary:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 희망 작업일 달력 버튼 스타일 */
.page-index .date-picker-group {
    display: flex;
}

.page-index .date-picker-group .date-input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex: 1;
}

.page-index .date-picker-group .btn-calendar {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    border-radius: 0 8px 8px 0;
    color: #fff;
    padding: 0 16px;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-index .date-picker-group .btn-calendar:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.4);
}

.page-index .date-picker-group .btn-calendar:active {
    transform: scale(0.98);
}

.page-index .date-picker-group .btn-calendar i {
    pointer-events: none;
}

/* datetime-local 입력 필드 스타일 개선 */
.page-index .date-input::-webkit-calendar-picker-indicator {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

/* 통합 신청 모바일 반응형 */
@media (max-width: 768px) {
    .page-index .unified-request-container {
        margin: 0 15px;
        padding: 20px;
    }
    
    .page-index .department-check {
        min-width: calc(50% - 10px);
        padding: 10px 12px;
    }
    
    .page-index .dept-input-body {
        padding: 15px;
    }
    
    .page-index .dept-input-body .row > div {
        margin-bottom: 10px;
    }
    
    .page-index .date-picker-group .btn-calendar {
        padding: 0 14px;
    }
}

/* ============================================
   request_form.php (요청서 작성 페이지)
   ============================================ */
.page-request-form .form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    padding: 40px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.page-request-form .form-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.page-request-form .department-header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    color: var(--text-primary);
    padding: 30px;
    border-radius: 15px 15px 0 0;
    margin: -40px -40px 30px -40px;
    border-bottom: 2px solid #58a6ff;
}

.page-request-form .department-header h2 {
    background: linear-gradient(135deg, #58a6ff 0%, #79b8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-request-form .deadline-notice {
    background-color: rgba(210, 153, 34, 0.15);
    border: 1px solid rgba(210, 153, 34, 0.3);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 25px;
    color: #d29922;
}

.page-request-form .deadline-notice .text-warning {
    color: #d29922 !important;
}

/* ============================================
   login.php (로그인 페이지)
   ============================================ */
.page-login body {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.page-login .login-container {
    max-width: 400px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    padding: 40px;
}

.page-login .login-header {
    text-align: center;
    margin-bottom: 30px;
}

.page-login .login-header h2 {
    color: var(--text-primary);
    margin-bottom: 10px;
}

.page-login .login-header p {
    color: var(--text-secondary);
    margin: 0;
}

.page-login .form-floating {
    margin-bottom: 20px;
}

.page-login .btn-login {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    padding: 12px;
    font-weight: 600;
    color: #fff;
}

.page-login .btn-login:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.4);
    color: #fff;
}

.page-login .back-link {
    text-align: center;
    margin-top: 20px;
}

.page-login .back-link a {
    color: #58a6ff;
    text-decoration: none;
}

.page-login .back-link a:hover {
    text-decoration: underline;
}

.page-login .text-primary {
    color: #58a6ff !important;
}

/* ============================================
   request_success.php (요청 성공 페이지)
   ============================================ */
.page-request-success body {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: var(--text-primary);
}

.page-request-success .success-container {
    max-width: 600px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    padding: 40px;
    text-align: center;
}

.page-request-success .success-icon {
    color: #3fb950;
    font-size: 5rem;
    margin-bottom: 20px;
}

.page-request-success .info-box {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    padding: 20px;
    margin: 25px 0;
    text-align: left;
    color: var(--text-primary);
}

.page-request-success .info-box strong {
    color: var(--text-secondary);
}

.page-request-success .btn-home {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    padding: 12px 30px;
    font-weight: 600;
    color: #fff;
}

.page-request-success .btn-home:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.4);
    color: #fff;
}

.page-request-success h2.text-success {
    color: #3fb950 !important;
}

.page-request-success .badge.bg-warning {
    background-color: #d29922 !important;
    color: #fff;
}

/* 접수증 인쇄 버튼 붉은색 스타일 */
.page-request-success .print-receipt-btn {
    color: #f85149 !important;
    border-color: #f85149 !important;
    background-color: transparent !important;
    font-weight: 600;
}

.page-request-success .print-receipt-btn:hover,
.page-request-success .print-receipt-btn:focus {
    color: #fff !important;
    background-color: #f85149 !important;
    border-color: #f85149 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(248, 81, 73, 0.4);
}

.page-request-success .print-receipt-btn i {
    color: inherit;
}

/* ============================================
   register.php (회원가입 페이지)
   ============================================ */
.page-register body {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    min-height: 100vh;
    font-family: 'Nunito', 'Noto Sans KR', sans-serif;
    color: var(--text-primary);
}

.page-register .register-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.page-register .register-card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    width: 100%;
    max-width: 500px;
}

.page-register .register-header {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 40px 30px;
    text-align: center;
    border-bottom: 2px solid #58a6ff;
}

.page-register .register-header h3 {
    background: linear-gradient(135deg, #58a6ff 0%, #79b8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-register .register-body {
    padding: 40px 30px;
}

.page-register .form-control {
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-default);
    border-radius: 10px;
    padding: 12px 15px;
    font-size: 16px;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.page-register .form-control::placeholder {
    color: var(--text-secondary);
}

.page-register .form-control:focus {
    background-color: var(--bg-tertiary);
    border-color: #58a6ff;
    box-shadow: 0 0 0 0.2rem rgba(88, 166, 255, 0.25);
    color: var(--text-primary);
}

.page-register .btn-primary {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    border-radius: 10px;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    transition: all 0.3s ease;
}

.page-register .btn-primary:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(88, 166, 255, 0.4);
    color: #fff;
}

.page-register .btn-outline-primary {
    border: 2px solid #58a6ff;
    color: #58a6ff;
    background: transparent;
    border-radius: 10px;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.page-register .btn-outline-primary:hover {
    background-color: #58a6ff;
    border-color: #58a6ff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(88, 166, 255, 0.4);
    color: #fff;
}

.page-register .form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.page-register .password-strength {
    margin-top: 5px;
    font-size: 12px;
}

.page-register .strength-weak { color: #f85149; }
.page-register .strength-medium { color: #d29922; }
.page-register .strength-strong { color: #3fb950; }

.page-register .input-group-text {
    background-color: var(--bg-tertiary);
    border-color: var(--border-default);
    color: var(--text-secondary);
    border: 2px solid var(--border-default);
    border-right: none;
}

.page-register .input-group .form-control {
    border-left: none;
}

.page-register .input-group .form-control:focus {
    border-left: none;
}

/* ============================================
   maintenance.php (유지보수 페이지)
   ============================================ */
.page-maintenance body {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    font-family: 'Nunito', 'Noto Sans KR', sans-serif;
    color: var(--text-primary);
}

.page-maintenance .maintenance-container {
    max-width: 600px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    padding: 50px;
    text-align: center;
}

.page-maintenance .maintenance-icon {
    font-size: 5rem;
    color: #d29922;
    margin-bottom: 30px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.page-maintenance .maintenance-title {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.page-maintenance .maintenance-message {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.6;
}

.page-maintenance .maintenance-info {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
}

.page-maintenance .maintenance-info h5 {
    color: var(--text-primary);
    margin-bottom: 15px;
}

.page-maintenance .maintenance-info p {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.page-maintenance .admin-login-btn {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border: none;
    padding: 12px 30px;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-maintenance .admin-login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    color: white;
}

.page-maintenance .estimated-time {
    background: #d29922;
    color: #333;
    padding: 10px 20px;
    border-radius: 25px;
    display: inline-block;
    font-weight: 600;
    margin-top: 20px;
}

@media (max-width: 768px) {
    .page-maintenance .maintenance-container {
        margin: 20px;
        padding: 30px 20px;
    }
    
    .page-maintenance .maintenance-icon {
        font-size: 4rem;
    }
    
    .page-maintenance .maintenance-title {
        font-size: 1.5rem;
    }
}

/* ============================================
   requests.php (요청 관리 페이지 - FullCalendar)
   ============================================ */
.page-requests .calendar-container {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.page-requests .calendar-container h5 {
    color: var(--text-primary);
    font-weight: 600;
}

.page-requests #calendar {
    max-width: 100%;
    margin: 0 auto;
}

.page-requests .fc-event {
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.85em;
}

.page-requests .fc-daygrid-event {
    white-space: normal;
    align-items: flex-start;
}

.page-requests .fc-event-title {
    font-weight: 500;
}

/* FullCalendar 다크모드 스타일 */
.page-requests .fc {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.page-requests .fc .fc-toolbar-title {
    color: var(--text-primary);
    font-weight: 600;
}

.page-requests .fc .fc-button {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    color: var(--text-primary) !important;
    padding: 8px 14px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    min-width: 40px;
    height: auto;
    line-height: 1.5;
    overflow: visible;
    white-space: nowrap;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.page-requests .fc .fc-button:hover {
    background-color: var(--bg-hover);
    border-color: #58a6ff;
    color: #58a6ff !important;
}

.page-requests .fc .fc-button .fc-icon {
    color: inherit !important;
    font-size: 1.2em;
    vertical-align: middle;
    display: inline-block;
    line-height: 1;
}

.page-requests .fc .fc-prev-button,
.page-requests .fc .fc-next-button {
    font-size: 18px;
    font-weight: bold;
    min-width: 44px;
    padding: 8px 12px !important;
}

.page-requests .fc .fc-prev-button .fc-icon,
.page-requests .fc .fc-next-button .fc-icon {
    font-size: 1.4em;
    font-weight: bold;
    display: inline-block;
    line-height: 1;
    color: inherit !important;
}

.page-requests .fc .fc-button-group .fc-button {
    position: relative;
}

.page-requests .fc .fc-button-group .fc-button .fc-icon {
    position: relative;
    z-index: 1;
}

.page-requests .fc .fc-button-group {
    display: flex;
    gap: 5px;
}

.page-requests .fc .fc-button-group .fc-button {
    margin: 0;
}

.page-requests .fc .fc-button:focus {
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

.page-requests .fc .fc-button-active {
    background: linear-gradient(135deg, #58a6ff 0%, #388bfd 100%);
    border-color: #58a6ff;
    color: #fff;
}

.page-requests .fc .fc-button-active:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #58a6ff 100%);
    color: #fff;
}

.page-requests .fc .fc-button:disabled {
    background-color: var(--bg-secondary);
    border-color: var(--border-default);
    color: var(--text-muted);
    opacity: 0.5;
}

.page-requests .fc .fc-daygrid-day {
    background-color: var(--bg-tertiary);
    border-color: var(--border-default);
}

.page-requests .fc .fc-daygrid-day:hover {
    background-color: var(--bg-hover);
}

.page-requests .fc .fc-daygrid-day-number {
    color: var(--text-primary);
}

.page-requests .fc .fc-col-header-cell {
    background-color: var(--bg-secondary);
    border-color: var(--border-default);
}

.page-requests .fc .fc-col-header-cell-cushion {
    color: var(--text-primary);
    font-weight: 600;
}

.page-requests .fc .fc-scrollgrid {
    border-color: var(--border-default);
}

.page-requests .fc .fc-day-today {
    background-color: rgba(88, 166, 255, 0.1) !important;
}

.page-requests .fc .fc-day-today .fc-daygrid-day-number {
    color: #58a6ff;
    font-weight: 700;
}

.page-requests .fc .fc-day-other {
    background-color: var(--bg-secondary);
}

.page-requests .fc .fc-day-other .fc-daygrid-day-number {
    color: var(--text-muted);
}

.page-requests .fc .fc-list-day-cushion {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.page-requests .fc .fc-list-event:hover td {
    background-color: var(--bg-hover);
}

.page-requests .fc .fc-list-event-title {
    color: var(--text-primary);
}

.page-requests .fc .fc-list-event-time {
    color: var(--text-secondary);
}

/* requests.php 테이블 스타일 */
.page-requests .request-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-card);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-default);
}

.page-requests .request-table thead th {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 12px 15px;
    border-bottom: 2px solid var(--border-default);
    white-space: nowrap;
}

.page-requests .request-table tbody tr {
    border-bottom: 1px solid var(--border-default);
}

.page-requests .request-table tbody tr:last-child {
    border-bottom: none;
}

.page-requests .request-table tbody td {
    padding: 12px 15px;
    color: var(--text-primary);
    background-color: var(--bg-card);
    vertical-align: middle;
}

.page-requests .request-table tbody tr:nth-child(even) td {
    background-color: var(--bg-secondary);
}

.page-requests .request-table .btn-group {
    display: inline-flex;
    gap: 2px;
}

.page-requests .request-table .btn-group .btn {
    padding: 4px 8px;
    font-size: 0.75rem;
    border-radius: 4px !important;
}

.page-requests .request-table .btn-group .btn:first-child {
    border-top-left-radius: 4px !important;
    border-bottom-left-radius: 4px !important;
}

.page-requests .request-table .btn-group .btn:last-child {
    border-top-right-radius: 4px !important;
    border-bottom-right-radius: 4px !important;
}

.page-requests .request-table a {
    color: #58a6ff;
}

.page-requests .request-table a:hover {
    color: #79b8ff;
}