:root {
    --primary-color: #0052cc; --primary-light-color: #e6f0ff; --secondary-color: #003380;
    --success-color: #28a745; --danger-color: #dc3545; --warning-color: #ffc107; --info-color: #17a2b8;
    --light-color: #f8f9fa; --dark-color: #343a40; --gray-color: #6c757d; --white-color: #ffffff;
    --text-color: #333; --bg-color: #f4f7fc; --border-color: #dee2e6;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05); --shadow: 0 5px 15px rgba(0,0,0,0.1);
    --rounded: 0.75rem; --sidebar-width: 260px; --header-height: 70px; --transition-speed: 0.3s ease;
}
body.dark-mode {
    --light-color: #2a2a35; --dark-color: #f8f9fa; --gray-color: #a0a0a0; --white-color: #1f1f29;
    --text-color: #e0e0e0; --bg-color: #12121a; --border-color: #3a3a4a;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
    font-size: 15px;
    overflow-x: hidden;
}
.app-container {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: var(--header-height) 1fr;
    grid-template-areas: "sidebar header" "sidebar main";
    height: 100vh;
    transition: grid-template-columns var(--transition-speed);
}
.app-sidebar {
    grid-area: sidebar;
    background-color: var(--white-color);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding-top: 1rem;
    transition: transform var(--transition-speed);
    z-index: 100;
}
.sidebar-header {
    padding: 0 1.5rem 1.5rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}
.sidebar-menu { list-style: none; flex-grow: 1; }
.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.9rem 1.5rem;
    color: var(--gray-color);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-speed);
    border-left: 4px solid transparent;
}
.sidebar-menu a:hover { background-color: var(--primary-light-color); color: var(--primary-color); }
.sidebar-menu a.active {
    background-color: var(--primary-light-color);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}
.sidebar-menu a i { width: 20px; text-align: center; font-size: 1.1rem; }
.app-header {
    grid-area: header;
    background-color: var(--white-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    transition: all var(--transition-speed);
    z-index: 10;
}
.header-left { display: flex; align-items: center; gap: 1rem; }
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-color);
}
.header-title h1 { font-size: 1.5rem; font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 1.5rem; }
.theme-switcher { cursor: pointer; font-size: 1.2rem; color: var(--gray-color); }
.user-profile i { font-size: 2.2rem; color: var(--primary-color); }
.app-main {
    grid-area: main;
    overflow-y: auto;
    padding: 2rem;
}
.page { display: none; }
.page.active {
    display: block;
    animation: pageFadeIn 0.5s ease;
}
@keyframes pageFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.main-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.panel {
    background-color: var(--white-color);
    border-radius: var(--rounded);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-speed);
}
.panel-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }
.kpi-card {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--rounded);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}
.kpi-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.kpi-card i { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 1rem; }
.kpi-card .value { font-size: 2rem; font-weight: 700; }
.kpi-card .label { font-size: 0.9rem; color: var(--gray-color); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 15px; text-align: left; border-bottom: 1px solid var(--border-color); }
th { background-color: var(--light-color); font-weight: 600; }
.status-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: white;
    text-transform: capitalize;
}
.status-hadir { background-color: var(--success-color); }
.status-terlambat { background-color: var(--warning-color); color: var(--dark-color); }
.status-cuti { background-color: var(--info-color); }
.status-belum-hadir { background-color: var(--gray-color); }
.status-selesai { background-color: var(--primary-color); }
.status-disetujui, .status-paid { background-color: var(--success-color); }
.status-ditolak { background-color: var(--danger-color); }
.status-menunggu { background-color: var(--info-color); }
.text-danger { color: var(--danger-color); font-weight: 500; }
.btn {
    padding: 10px 18px;
    border: none;
    border-radius: 0.35rem;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-speed);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}
.btn:disabled { background-color: var(--gray-color); cursor: not-allowed; opacity: 0.7; }
.btn-primary { background-color: var(--primary-color); color: white; }
.btn-primary:hover:not(:disabled) { background-color: var(--secondary-color); }
.btn-danger { background-color: var(--danger-color); color: white; }
.btn-success { background-color: var(--success-color); color: white; }
.btn-warning { background-color: var(--warning-color); color: var(--dark-color); }
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}
.modal.show { display: flex; }
.modal-content {
    background-color: var(--white-color);
    border-radius: var(--rounded);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: slideIn 0.3s;
    box-shadow: var(--shadow);
}
.modal-body { padding: 1.5rem; overflow-y: auto; }
.modal-header, .modal-footer { padding: 1rem 1.5rem; }
.modal-header {
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-footer {
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}
.modal-title { font-size: 1.25rem; font-weight: 600; }
.modal-close { background: none; border: none; font-size: 1.8rem; cursor: pointer; color: var(--gray-color); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideIn { from { transform: translateY(-30px) scale(0.98); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
#notificationToast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    transform: translateY(200%);
    transition: transform 0.5s ease-in-out;
    z-index: 2000;
    color: white;
    font-weight: 500;
}
#notificationToast.show { transform: translateY(0); }
.form-group { margin-bottom: 1rem; }
.form-label { display: block; margin-bottom: 6px; font-weight: 500; font-size: 0.9rem; }
.form-control {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.35rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light-color);
}
.employee-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem; }
.employee-card {
    background: var(--white-color);
    border-radius: var(--rounded);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
    border: 1px solid var(--border-color);
    cursor: pointer;
    text-align: center;
}
.employee-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}
.employee-photo img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 12px;
    border: 3px solid var(--border-color);
}
.employee-name { font-weight: 600; }
.employee-position { font-size: 0.9rem; color: var(--primary-color); }
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--gray-color);
    border: 2px dashed var(--border-color);
    border-radius: var(--rounded);
    background-color: var(--light-color);
}
.empty-state i { font-size: 3rem; margin-bottom: 1rem; display: block; }
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.filters .form-control, .filters .btn { min-width: 180px; }
.detail-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 8px 16px; }
.detail-grid dt { font-weight: 600; color: var(--gray-color); }
.detail-grid dd { margin: 0; }
hr.dashed { border: none; border-top: 2px dashed var(--border-color); margin: 2rem 0; }
.app-footer {
    text-align: center;
    padding: 1rem 0;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--gray-color);
}
.app-footer a { color: var(--primary-color); text-decoration: none; }
.app-footer a:hover { text-decoration: underline; }

@media (max-width: 992px) {
    :root { --sidebar-width: 220px; }
}
@media (max-width: 768px) {
    .app-container { grid-template-columns: 1fr; grid-template-areas: "header" "main"; }
    .app-sidebar {
        position: fixed;
        transform: translateX(-100%);
        height: 100vh;
    }
    .app-container.sidebar-open .app-sidebar {
        transform: translateX(0);
        box-shadow: var(--shadow);
    }
    .mobile-menu-btn { display: block; }
    .header-title h1 { font-size: 1.2rem; }
    .kpi-grid { grid-template-columns: 1fr 1fr; }
    .filters { flex-direction: column; align-items: stretch; }
    .filters .form-control { max-width: 100%; }
}
@media print {
    body * { visibility: hidden; }
    #reportOutput, #reportOutput * { visibility: visible; }
    #reportOutput {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 20px;
    }
    #reportTitle { font-size: 24px; margin-bottom: 20px; text-align: center; }
    table { font-size: 12px; }
    th, td { padding: 8px; }
    .status-badge {
        color: black !important;
        border: 1px solid #ccc;
        background-color: transparent !important;
    }
    .print-status-hadir { color: #28a745 !important; }
    .print-status-terlambat { color: #ff8c00 !important; }
    .print-status-alpha { color: #dc3545 !important; }
}