:root {
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --primary-light: #3B82F6;
    --primary-50: #EFF6FF;
    --primary-100: #DBEAFE;
    
    --secondary: #1E293B;
    --secondary-light: #334155;
    
    --success: #22C55E;
    --success-light: #86EFAC;
    --success-50: #F0FDF4;
    
    --danger: #EF4444;
    --danger-light: #FCA5A5;
    --danger-50: #FEF2F2;
    
    --warning: #F59E0B;
    --warning-light: #FCD34D;
    --warning-50: #FFFBEB;
    
    --info: #06B6D4;
    --info-light: #67E8F9;
    --info-50: #ECFEFF;
    
    --bg: #F8FAFC;
    --bg-elevated: #FFFFFF;
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    
    --sidebar-width: 260px;
    --topbar-height: 70px;
    
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
}

.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition);
    min-width: 0;
}

.content-wrapper {
    padding: 28px;
    max-width: 1600px;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-elevated);
    border-right: 1px solid var(--border);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border-light);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.brand-text h6 {
    font-weight: 700;
    font-size: 15px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin: 0;
}

.brand-text small {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 500;
}

.sidebar-user {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-light);
}

.avatar-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 15px;
    flex-shrink: 0;
}

.avatar-circle.avatar-sm {
    width: 36px;
    height: 36px;
    font-size: 13px;
}

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

.sidebar-menu {
    flex: 1;
    overflow-y: auto;
    padding: 16px 12px;
}

.sidebar-menu::-webkit-scrollbar {
    width: 4px;
}

.sidebar-menu::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 10px;
}

.menu-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 12px 8px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 13.5px;
    margin-bottom: 2px;
    transition: var(--transition);
    position: relative;
}

.menu-item i {
    font-size: 17px;
    width: 20px;
    text-align: center;
}

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

.menu-item.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.menu-item.active i {
    color: white;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 999;
    backdrop-filter: blur(4px);
}

.top-navbar {
    height: var(--topbar-height);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.85);
}

.page-title h5 {
    font-weight: 700;
    font-size: 17px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin: 0;
}

.page-title small {
    font-size: 12px;
}

.btn-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--text-secondary);
    transition: var(--transition);
    padding: 0;
}

.btn-icon:hover {
    background: var(--primary-50);
    color: var(--primary);
    border-color: var(--primary-100);
}

.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-light);
    padding: 18px 22px;
    font-weight: 600;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body {
    padding: 22px;
}

.stat-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--stat-color, var(--primary));
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 14px;
    background: var(--stat-bg, var(--primary-50));
    color: var(--stat-color, var(--primary));
}

.stat-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.stat-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 8px;
    padding: 3px 8px;
    border-radius: 20px;
}

.stat-trend.up {
    background: var(--success-50);
    color: var(--success);
}

.stat-trend.down {
    background: var(--danger-50);
    color: var(--danger);
}

.btn {
    font-weight: 500;
    font-size: 13.5px;
    padding: 9px 18px;
    border-radius: var(--radius);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 1px 2px rgba(37, 99, 235, 0.15);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-soft-primary {
    background: var(--primary-50);
    color: var(--primary);
    border-color: var(--primary-100);
}

.btn-soft-primary:hover {
    background: var(--primary-100);
    color: var(--primary-dark);
}

.btn-soft-success {
    background: var(--success-50);
    color: var(--success);
    border-color: #BBF7D0;
}

.btn-soft-success:hover {
    background: #DCFCE7;
}

.btn-soft-danger {
    background: var(--danger-50);
    color: var(--danger);
    border-color: #FECACA;
}

.btn-soft-danger:hover {
    background: #FEE2E2;
}

.btn-soft-warning {
    background: var(--warning-50);
    color: var(--warning);
    border-color: #FDE68A;
}

.btn-outline-light {
    background: var(--bg-elevated);
    border-color: var(--border);
    color: var(--text-secondary);
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12.5px;
}

.form-control, .form-select {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 9px 14px;
    font-size: 13.5px;
    transition: var(--transition);
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.input-group-text {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: var(--radius);
}

.table-modern {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table-modern thead th {
    background: var(--bg);
    color: var(--text-secondary);
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    white-space: nowrap;
}

.table-modern tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light);
    font-size: 13.5px;
    color: var(--text-primary);
    vertical-align: middle;
}

.table-modern tbody tr {
    transition: var(--transition);
}

.table-modern tbody tr:hover {
    background: var(--primary-50);
}

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

.badge {
    font-weight: 600;
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.bg-primary-soft {
    background: var(--primary-50);
    color: var(--primary);
}

.bg-success-soft {
    background: var(--success-50);
    color: var(--success);
}

.bg-danger-soft {
    background: var(--danger-50);
    color: var(--danger);
}

.bg-warning-soft {
    background: var(--warning-50);
    color: var(--warning);
}

.bg-info-soft {
    background: var(--info-50);
    color: var(--info);
}

.modern-alert {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 13.5px;
    font-weight: 500;
    box-shadow: var(--shadow);
}

.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--border-light);
    padding: 18px 22px;
}

.modal-title {
    font-weight: 700;
    font-size: 16px;
}

.modal-body {
    padding: 22px;
}

.modal-footer {
    border-top: 1px solid var(--border-light);
    padding: 16px 22px;
}

.qr-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.qr-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-100);
}

.qr-card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 12px;
    margin: -18px -18px 16px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.qr-card-header h6 {
    font-weight: 700;
    font-size: 13px;
    margin: 0;
}

.qr-card-header small {
    opacity: 0.85;
    font-size: 11px;
}

.qr-image-wrapper {
    background: white;
    padding: 12px;
    border-radius: var(--radius);
    display: inline-block;
    border: 2px dashed var(--border);
    margin-bottom: 12px;
}

.qr-image-wrapper img,
.qr-image-wrapper canvas {
    display: block;
    width: 140px;
    height: 140px;
}

.qr-card-name {
    font-weight: 700;
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 2px;
    word-break: break-word;
}

.qr-card-nis {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 12px;
}

.qr-card-actions {
    display: flex;
    gap: 6px;
    justify-content: center;
}

.scanner-wrapper {
    background: var(--secondary);
    border-radius: var(--radius-xl);
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.scanner-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.3) 100%);
    pointer-events: none;
}

#reader {
    border-radius: var(--radius);
    overflow: hidden;
    background: #000;
}

#reader video {
    border-radius: var(--radius);
}

.scan-result-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
}

.scan-result-card.success {
    border-color: var(--success);
    background: linear-gradient(135deg, var(--success-50) 0%, white 100%);
}

.scan-result-card.error {
    border-color: var(--danger);
    background: linear-gradient(135deg, var(--danger-50) 0%, white 100%);
}

.pagination-modern {
    display: flex;
    gap: 4px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-modern .page-item .page-link {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    padding: 0 10px;
    transition: var(--transition);
    background: var(--bg-elevated);
    text-decoration: none;
}

.pagination-modern .page-item .page-link:hover {
    background: var(--primary-50);
    color: var(--primary);
    border-color: var(--primary-100);
}

.pagination-modern .page-item.active .page-link {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--primary-50);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin-bottom: 20px;
}

.empty-state h5 {
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 13.5px;
}

.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner-modern {
    width: 48px;
    height: 48px;
    border: 3px solid var(--primary-100);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.text-primary-custom { color: var(--primary) !important; }
.bg-primary-custom { background: var(--primary) !important; }
.fw-semibold { font-weight: 600 !important; }
.letter-spacing-tight { letter-spacing: -0.02em; }

.divider {
    height: 1px;
    background: var(--border-light);
    margin: 20px 0;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.login-wrapper::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.login-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.login-logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    margin: 0 auto 20px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.login-title {
    text-align: center;
    margin-bottom: 28px;
}

.login-title h3 {
    font-weight: 700;
    font-size: 22px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.login-title p {
    color: var(--text-muted);
    font-size: 13.5px;
    margin: 0;
}

@media print {
    body * {
        visibility: hidden;
    }
    .print-area, .print-area * {
        visibility: visible;
    }
    .print-area {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
    }
    .no-print {
        display: none !important;
    }
    @page {
        size: A4 landscape;
        margin: 1cm;
    }
}

.agenda-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11px;
}

.agenda-table th,
.agenda-table td {
    border: 1px solid #333;
    padding: 4px 6px;
    text-align: center;
}

.agenda-table thead th {
    background: #f0f0f0;
    font-weight: 700;
}

.agenda-table .nama-col {
    text-align: left;
    min-width: 180px;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .sidebar-overlay.show {
        display: block;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .content-wrapper {
        padding: 20px 16px;
    }
    
    .top-navbar {
        padding: 0 16px;
    }
}

@media (max-width: 575.98px) {
    .stat-value {
        font-size: 24px;
    }
    
    .content-wrapper {
        padding: 16px 12px;
    }
    
    .card-body {
        padding: 16px;
    }
    
    .login-card {
        padding: 28px 22px;
    }
}

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

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 10px;
}

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

.status-hadir {
    background: var(--success-50);
    color: var(--success);
    border: 1px solid #BBF7D0;
}

.status-izin {
    background: var(--warning-50);
    color: var(--warning);
    border: 1px solid #FDE68A;
}

.status-sakit {
    background: var(--info-50);
    color: var(--info);
    border: 1px solid #A5F3FC;
}

.status-alfa {
    background: var(--danger-50);
    color: var(--danger);
    border: 1px solid #FECACA;
}