:root {
    color-scheme: dark;
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-dark: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-bg: rgba(15, 23, 42, 0.85);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
    --sidebar-width: 260px;
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* App Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: all var(--transition-speed) ease;
    overflow-y: auto;
}

.sidebar.close {
    width: 80px;
}

.sidebar.close .sidebar-header h2,
.sidebar.close .nav-links span,
.sidebar.close .nav-links .arrow {
    display: none;
}

.sidebar.close ~ .main-content {
    margin-left: 80px;
}

.sidebar-header {
    padding: 30px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--glass-border);
}

.logo-icon {
    font-size: 32px;
    color: var(--primary-color);
    filter: drop-shadow(0 0 10px rgba(79, 70, 229, 0.6));
}

.sidebar-header h2 {
    font-weight: 700;
    font-size: 24px;
    background: linear-gradient(90deg, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    list-style: none;
    padding: 20px 0;
    flex: 1;
}

.nav-links li {
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 13px;
    position: relative;
}

.nav-links li:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.nav-links li.active {
    color: var(--text-main);
    background: linear-gradient(90deg, rgba(79, 70, 229, 0.2) 0%, transparent 100%);
    border-left: 4px solid var(--primary-color);
}

.nav-links li i:first-child {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

/* Submenu Styles */
.has-submenu {
    flex-direction: column !important;
    align-items: flex-start !important;
    padding: 0 !important;
}

.menu-item {
    width: 100%;
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
}

.menu-item .arrow {
    margin-left: auto;
    font-size: 14px;
    transition: transform 0.3s;
}

.has-submenu.open .arrow {
    transform: rotate(180deg);
}

.submenu {
    list-style: none;
    width: 100%;
    background: rgba(0, 0, 0, 0.1);
    display: none;
    padding: 0;
}

.has-submenu.open .submenu {
    display: block;
}

.submenu li {
    padding: 12px 25px 12px 64px !important;
    font-size: 13px !important;
    color: var(--text-muted);
    transition: all 0.2s;
    border-bottom: 1px solid rgba(255,255,255,0.02);
}

.submenu li:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.submenu li.active {
    color: var(--text-main);
    background: rgba(79, 70, 229, 0.1) !important;
    border-left: none !important;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 5px;
    display: flex;
    flex-direction: column;
    width: calc(100% - var(--sidebar-width));
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.header-title h1 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

#page-subtitle {
    color: #ffc107;
    font-size: 17px;
    font-weight: 700;
}

.header-profile {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.05);
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
}

.user-info {
    display: flex;
    flex-direction: column;
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    font-size: 12px;
    color: var(--text-muted);
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 0 15px rgba(79, 70, 229, 0.5);
}

/* Sections */
.view-section {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.view-section.active {
    display: block;
}

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

/* Dashboard Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(12px);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.stat-card.primary .stat-icon { background: rgba(79, 70, 229, 0.2); color: #818cf8; }
.stat-card.warning .stat-icon { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.stat-card.danger .stat-icon { background: rgba(239, 68, 68, 0.2); color: #f87171; }

.stat-details h3 { font-size: 14px; color: var(--text-muted); font-weight: 500; }
.stat-number { font-size: 32px; font-weight: 700; margin: 5px 0; }
.stat-label { font-size: 12px; color: var(--text-muted); }

/* Charts Area */
.dashboard-charts {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.chart-container {
    padding: 25px;
}

.chart-container h3 {
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 600;
}

.status-bars {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.status-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress {
    height: 100%;
    border-radius: 4px;
    transition: width 1s ease-in-out;
}

.fill-success { background: var(--secondary-color); box-shadow: 0 0 10px var(--secondary-color); }
.fill-warning { background: var(--warning-color); box-shadow: 0 0 10px var(--warning-color); }
.fill-danger { background: var(--danger-color); box-shadow: 0 0 10px var(--danger-color); }


/* Forms */
.form-panel {
    padding: 30px;
    width: 100%;
    margin: 0 auto;
}

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

.form-header p {
    color: var(--text-muted);
    margin-top: 5px;
}

.source-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.source-card input {
    display: none;
}

.source-card .card-content {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.source-card .card-content i {
    font-size: 30px;
    color: var(--text-muted);
    transition: color 0.2s;
}

.source-card input:checked + .card-content {
    background: rgba(79, 70, 229, 0.2);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(79, 70, 229, 0.3);
}

.source-card input:checked + .card-content i {
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 20px;
}

.row-group {
    display: flex;
    gap: 20px;
}

.row-group .col {
    flex: 1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

input[type="text"], input[type="number"], select, textarea {
    width: 100%;
    padding: 12px 15px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-main);
    font-size: 14px;
    transition: all 0.3s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(79, 70, 229, 0.25);
    background: rgba(15, 23, 42, 0.8) !important;
}

select option {
    background: var(--bg-dark);
    color: var(--text-main);
}

.divider {
    border: none;
    height: 1px;
    background: var(--glass-border);
    margin: 30px 0;
}

h3 {
    margin-bottom: 15px;
    font-size: 18px;
    color: #e2e8f0;
}

.upload-area {
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: rgba(0, 0, 0, 0.1);
}

.upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.1);
}

.upload-area i {
    font-size: 40px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.file-name {
    margin-top: 10px;
    font-size: 14px;
    color: var(--secondary-color);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 30px;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Tables */
.table-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-actions {
    display: flex;
    gap: 15px;
}

.filter-select, .search-input {
    width: auto;
    min-width: 150px;
}

.table-responsive {
    overflow-x: auto;
    padding: 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th, .data-table td {
    padding: 12px 15px;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.data-table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 12px;
}

.data-table td {
    font-size: 12px;
}

.data-table tbody tr {
    transition: background 0.2s;
}

.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

.badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-sr { background: rgba(16, 185, 129, 0.2); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-bsr { background: rgba(245, 158, 11, 0.2); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-bt { background: rgba(239, 68, 68, 0.2); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-info { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }

.source-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* Responsive Styles for Mobile and Tablets */
@media (max-width: 1024px) {
    .sidebar { 
        transform: translateX(-100%); 
        width: var(--sidebar-width) !important;
    }
    .main-content { 
        margin-left: 0 !important; 
        width: 100% !important; 
        padding: 15px;
    }
    #btn-toggle-sidebar { 
        display: block !important; 
    }
    .top-header {
        margin-bottom: 25px;
    }
}

@media (max-width: 1024px) {
    .top-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .header-profile {
        width: 100%;
        justify-content: flex-end;
        background: rgba(255, 255, 255, 0.03);
    }
    .source-selector { 
        grid-template-columns: 1fr; 
    }
    .row-group { 
        flex-direction: column; 
        gap: 0; 
    }
    .form-panel {
        padding: 20px 15px;
    }
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .form-actions {
        flex-direction: column;
        gap: 10px;
    }
    .form-actions .btn {
        width: 100%;
        text-align: center;
    }
    .pj-category-sheets {
        padding: 0;
    }
    .sheet-tab {
        padding: 10px 15px;
        font-size: 11px;
    }
}

/* Landing Page Styles */
.landing-page {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100vh;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity 0.5s ease;
}

.landing-page:not(.active) {
    display: none;
}

.landing-content {
    text-align: center;
    max-width: 900px;
    padding: 40px;
    background: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

.landing-content h1 {
    font-size: 36px;
    margin-bottom: 10px;
    background: linear-gradient(90deg, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-content p {
    color: var(--text-muted);
    font-size: 18px;
    margin-bottom: 50px;
}

.landing-logos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.logo-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    width: 220px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.logo-card:hover {
    transform: translateY(-10px);
    background: rgba(79, 70, 229, 0.1);
    border-color: rgba(79, 70, 229, 0.5);
    box-shadow: 0 15px 35px rgba(79, 70, 229, 0.2);
}

.landing-page {
    width: 100%;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
    background: radial-gradient(circle at top right, rgba(79, 70, 229, 0.15) 0%, transparent 40%),
                radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.1) 0%, transparent 40%);
}

.landing-content {
    max-width: 1200px;
    width: 100%;
    text-align: center;
    animation: fadeIn 0.8s ease-out;
}

.landing-content h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 10px;
    background: linear-gradient(90deg, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-content p {
    color: var(--text-muted);
    font-size: 18px;
    margin-bottom: 50px;
}

.landing-logos {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.logo-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px 30px;
    width: 320px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    backdrop-filter: blur(10px);
}

.logo-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.logo-card img {
    height: 100px;
    object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.3));
    transition: transform 0.4s;
}

.logo-card:hover img {
    transform: scale(1.1);
}

.logo-card h3 {
    font-size: 16px;
    margin: 0;
    color: var(--text-main);
    text-align: center;
}

@media (max-width: 1024px) {
    .landing-logos { flex-direction: column; align-items: center; gap: 20px; }
    .landing-content { padding: 30px 20px; }
    .landing-content h1 { font-size: 28px; }
}
/* Small Font Optimization for Penanggungjawab */
#master-penanggungjawab {
    font-size: 13px;
}

#master-penanggungjawab .form-header h2 {
    font-size: 20px;
}

#master-penanggungjawab .form-header p {
    font-size: 12px;
}

#master-penanggungjawab .form-group label {
    font-size: 12px;
    margin-bottom: 5px;
}

#master-penanggungjawab input, 
#master-penanggungjawab select, 
#master-penanggungjawab textarea {
    font-size: 12px;
    padding: 10px 12px;
}

#master-penanggungjawab .data-table th {
    font-size: 12px;
    padding: 12px 10px;
}

#master-penanggungjawab .data-table td {
    font-size: 12px;
    padding: 10px 10px;
}

#master-penanggungjawab .btn {
    font-size: 12px;
    padding: 8px 16px;
}

/* PJ Category Sheets Styles */
.pj-category-sheets {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    gap: 5px;
    margin-bottom: 0px;
    padding: 0 10px;
    z-index: 10;
    position: relative;
    overflow-x: auto;
}

.sheet-tab {
    padding: 12px 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-bottom: none;
    border-radius: 12px 12px 0 0;
    color: var(--text-muted);
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    bottom: -1px;
    position: relative;
}

.sheet-tab:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

.sheet-tab.active {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-top: 3px solid var(--primary-color);
    border-bottom: 2px solid transparent;
    color: #fff;
    box-shadow: 0 -5px 15px rgba(0,0,0,0.2);
}

.sheet-tab i {
    font-size: 16px;
}

/* Vertical Separators for PJ Tables */
#master-penanggungjawab .data-table {
    border-collapse: collapse !important;
}

#master-penanggungjawab .data-table th,
#master-penanggungjawab .data-table td {
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

#master-penanggungjawab .data-table th {
    text-align: center !important;
}

@keyframes flash {
    0% { background: rgba(255, 255, 255, 0); }
    50% { background: rgba(255, 193, 7, 0.2); }
    100% { background: rgba(255, 255, 255, 0); }
}
.flash-highlight {
    animation: flash 1s ease-in-out 3;
}