/* assets/css/style.css */
:root {
    /* Primary Color */
    --primary: #2563eb;
    --primary-light: #60a5fa;
    --primary-dark: #1d4ed8;
    --primary-bg: #eff6ff;

    /* Sidebar */
    --sidebar-bg: #ffffff;
    --sidebar-hover: #eff6ff;
    --sidebar-active: #eff6ff;

    /* Background */
    --background: #f3f4f6;
    --card-bg: #ffffff;

    /* Border */
    --border: #e5e7eb;

    /* Text */
    --text-dark: #111827;
    --text-medium: #374151;
    --text-light: #6b7280;

    /* Status */
    --success: #22c55e;
    --success-bg: #dcfce7;
    --success-border: #86efac;

    --danger: #ef4444;
    --danger-bg: #fee2e2;
    --danger-border: #fca5a5;

    --warning: #f59e0b;
    --warning-bg: #fef3c7;
    --warning-border: #fcd34d;

    --info: #0ea5e9;
    --info-bg: #e0f2fe;
    --info-border: #7dd3fc;

    /* Shadow */
    --shadow-sm: 0 2px 6px rgba(0,0,0,.05);
    --shadow-md: 0 8px 20px rgba(0,0,0,.08);
    --shadow-lg: 0 12px 30px rgba(0,0,0,.12);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;

    --transition: .3s ease;
}

/* ================= GLOBAL ================= */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:'Outfit',sans-serif;
    background:var(--background);
    color:var(--text-dark);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
}

a{
    color:inherit;
    text-decoration:none;
}

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

/* ================= SIDEBAR ================= */

.sidebar{
    width:280px;
    background:#fff;
    position:fixed;
    top:0;
    left:0;
    height:100vh;
    display:flex;
    flex-direction:column;
    border-right:1px solid var(--border);
    box-shadow:0 2px 20px rgba(0,0,0,.05);
}

.sidebar-header{
    display:flex;
    align-items:center;
    gap:15px;
    padding:28px 24px;
    border-bottom:1px solid var(--border);
}

.sidebar-logo{
    width:48px;
    height:48px;
    border-radius:12px;
    background:var(--primary);
    color:#fff;
    display:flex;
    justify-content:center;
    align-items:center;
    font-size:22px;
}

.sidebar-title{
    color:var(--text-dark);
    font-size:18px;
    font-weight:700;
}

.sidebar-title span{
    display:block;
    font-size:12px;
    color:var(--text-light);
    margin-top:3px;
}

/* ================= MENU ================= */

.sidebar-menu{
    list-style:none;
    padding:20px 15px;
    flex:1;
}

.sidebar-item{
    margin-bottom:8px;
}

.sidebar-item a{
    display:flex;
    align-items:center;
    gap:15px;
    padding:14px 16px;
    border-radius:10px;
    color:var(--text-medium);
    font-size:15px;
    font-weight:500;
    transition:.25s;
}

.sidebar-item a:hover{
    background:var(--sidebar-hover);
    color:var(--primary);
}

.sidebar-item.active a{
    background:var(--sidebar-active);
    color:var(--primary);
    font-weight:700;
}

.sidebar-item svg{
    width:21px;
    height:21px;
    stroke:currentColor;
    fill:none;
}

/* ================= FOOTER ================= */
.sidebar-footer{
    padding:20px;
    border-top:1px solid var(--border);
}

.logout-btn{
    width:100%;
    display:flex;
    align-items:center;
    gap:15px;
    padding:14px 16px;
    border:none;
    border-radius:10px;
    background:#ffffff;
    color:var(--text-medium);
    cursor:pointer;
    font-size:15px;
    font-weight:500;
    transition:.25s;
}

.logout-btn:hover{
    background:var(--sidebar-hover);
    color:var(--primary);
}

.logout-btn svg{
    width:20px;
    height:20px;
    stroke:currentColor;
    fill:none;
}

/* Main Content Layout */
.main-content {
    margin-left: 280px;
    flex-grow: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--background);
}

/* Header Styling */
.main-header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 18px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 90;
}

.header-title-area h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.header-title-area p {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 2px;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--primary-bg);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.user-info {
    font-size: 13px;
    text-align: right;
}

.user-name {
    font-weight: 600;
    color: var(--text-dark);
    display: block;
}

.user-role {
    font-size: 11px;
    color: var(--text-light);
    display: block;
}

/* Main Body / Canvas */
.content-body {
    padding: 40px;
    flex-grow: 1;
}

/* Dashboard Summary Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

.stat-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card.primary { border-left: 4px solid var(--primary); }
.stat-card.success { border-left: 4px solid var(--success); }
.stat-card.danger { border-left: 4px solid var(--danger); }

.stat-info h4 {
    font-size: 13px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-top: 4px;
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-card.primary .stat-icon { background-color: var(--primary-bg); color: var(--primary); }
.stat-card.success .stat-icon { background-color: var(--success-bg); color: var(--success); }
.stat-card.danger .stat-icon { background-color: var(--danger-bg); color: var(--danger); }

/* Standard Cards Layout */
.card-row {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 24px;
    margin-bottom: 30px;
}

.card-row.equal {
    grid-template-columns: 1fr 1fr;
}

.card-row.full {
    grid-template-columns: 1fr;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    display: flex;
    flex-direction: column;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.card-subtitle {
    font-size: 12px;
    color: var(--text-light);
    font-weight: 400;
    margin-top: 2px;
}

/* Alert styles */
.alert {
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.alert-success {
    background-color: var(--success-bg);
    border: 1px solid var(--success-border);
    color: #065f46;
}

.alert-error {
    background-color: var(--danger-bg);
    border: 1px solid var(--danger-border);
    color: #991b1b;
}

.alert-warning {
    background-color: var(--warning-bg);
    border: 1px solid var(--warning-border);
    color: #92400e;
}

.alert-info {
    background-color: var(--info-bg);
    border: 1px solid var(--info-border);
    color: #155e75;
}

.alert-close {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
}

.alert-close:hover {
    opacity: 1;
}

/* Table Styling */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.custom-table th {
    background-color: #f8fafc;
    color: var(--text-medium);
    font-weight: 600;
    padding: 14px 18px;
    border-bottom: 2px solid var(--border);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.custom-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    color: var(--text-medium);
    vertical-align: middle;
}

.custom-table tr:hover td {
    background-color: #f8fafc;
}

/* Badge Styles */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
    text-align: center;
}

.badge-success { background-color: var(--success-bg); color: #065f46; }
.badge-danger { background-color: var(--danger-bg); color: #991b1b; }
.badge-warning { background-color: var(--warning-bg); color: #92400e; }
.badge-secondary { background-color: #f1f5f9; color: #475569; }

/* Control Action Row (Search, Add Button) */
.action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    max-width: 320px;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
    background-color: var(--card-bg);
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    pointer-events: none;
    width: 16px;
    height: 16px;
}

/* Button UI Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.15);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-medium);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background-color: #f1f5f9;
    color: var(--text-dark);
}

.btn-danger {
    background-color: var(--danger);
    color: white;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-success {
    background-color: var(--success);
    color: white;
}

.btn-success:hover {
    background-color: #059669;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.action-buttons {
    display: flex;
    gap: 8px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-medium);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    background-color: var(--card-bg);
    transition: var(--transition);
    color: var(--text-dark);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 6px;
    margin-top: 24px;
}

.pagination-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.pagination-item:hover:not(.active):not(.disabled) {
    background-color: #f1f5f9;
    border-color: var(--text-light);
}

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

.pagination-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Login Page Styling */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background);
    padding: 20px;
}

.login-card {
    max-width: 420px;
    width: 100%;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.login-header {
    padding: 40px 30px 20px 30px;
    text-align: center;
}

.login-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-bg);
    color: var(--primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.login-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
}

.login-subtitle {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 6px;
    line-height: 1.5;
}

.login-body {
    padding: 0 30px 40px 30px;
}

/* Naive Bayes Run layout */
.bayes-box {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}

.bayes-box h3 {
    font-size: 15px;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.bayes-calculation {
    font-family: monospace;
    font-size: 13px;
    background: #0f172a;
    color: #38bdf8;
    padding: 15px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin-bottom: 14px;
    line-height: 1.6;
}

.bayes-calculation-steps {
    font-size: 13px;
    color: var(--text-medium);
    margin-bottom: 14px;
}

.bayes-step-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border);
}

.bayes-step-row:last-child {
    border-bottom: none;
}

.bayes-probability-val {
    font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Print CSS */
@media print {
    body {
        background-color: white !important;
        color: black !important;
    }
    
    .sidebar, .main-header, .btn, .action-row, .pagination, .alert {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .content-body {
        padding: 0 !important;
    }
    
    .card {
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
    }
    
    .custom-table th {
        background-color: #f1f5f9 !important;
        color: black !important;
        border-bottom: 2px solid #000 !important;
    }
    
    .custom-table td {
        border-bottom: 1px solid #ddd !important;
    }
    
    .print-only-header {
        display: block !important;
        text-align: center;
        margin-bottom: 30px;
    }
    
    .print-only-header h1 {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 5px;
    }
    
    .print-only-header p {
        font-size: 13px;
        color: #555;
    }
}

.print-only-header {
    display: none;
}