/* ============================================
   OR Analysis - Professional Statistics Software Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary: #1a237e;
    --primary-light: #283593;
    --primary-dark: #0d1451;
    --accent: #00bcd4;
    --accent-light: #4dd0e1;
    --accent-dark: #0097a7;
    --success: #2e7d32;
    --success-light: #4caf50;
    --warning: #f57f17;
    --warning-light: #ffb300;
    --danger: #c62828;
    --danger-light: #ef5350;
    --bg-dark: #0f1218;
    --bg-card: #1a1e2e;
    --bg-sidebar: #111520;
    --bg-input: #232840;
    --bg-hover: #252a3e;
    --text-primary: #e8eaf6;
    --text-secondary: #9fa8da;
    --text-muted: #7986cb;
    --border-color: #2a2f45;
    --border-light: #3a3f55;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --sidebar-width: 280px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* ============================================
   Scrollbar Styling
   ============================================ */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

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

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-brand {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-brand h1 {
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
}

.sidebar-brand .subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

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

.nav-section-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    padding: 12px 12px 8px;
    font-weight: 600;
}

.nav-item {
    margin-bottom: 2px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.15), rgba(0, 188, 212, 0.05));
    color: var(--accent);
    border-left: 3px solid var(--accent);
}

.nav-link .nav-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.sidebar-footer .version {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.topbar-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.content-area {
    padding: 28px 32px;
    flex: 1;
}

/* ============================================
   Cards
   ============================================ */
.or-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.or-card:hover {
    border-color: var(--border-light);
}

.or-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.or-card-header h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.or-card-header h3 .icon {
    color: var(--accent);
}

/* ============================================
   Dashboard Cards
   ============================================ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.dash-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.dash-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.dash-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    color: inherit;
    text-decoration: none;
}

.dash-card:hover::before {
    transform: scaleX(1);
}

.dash-card .card-icon {
    font-size: 2.2rem;
    margin-bottom: 16px;
    display: block;
}

.dash-card .card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.dash-card .card-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   Forms
   ============================================ */
.form-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control,
.form-select {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 0.875rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    background: var(--bg-input);
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

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

.input-group-text {
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn-or-primary {
    background: linear-gradient(135deg, var(--accent-dark), var(--accent));
    border: none;
    color: #fff;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-or-primary:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 188, 212, 0.3);
}

.btn-or-primary:active {
    transform: translateY(0);
}

.btn-or-secondary {
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-or-secondary:hover {
    background: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-or-success {
    background: linear-gradient(135deg, var(--success), var(--success-light));
    border: none;
    color: #fff;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-or-success:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(46, 125, 50, 0.3);
}

.btn-or-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-light));
    border: none;
    color: #fff;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-or-danger:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(198, 40, 40, 0.3);
}

.btn-or-sm {
    padding: 6px 14px;
    font-size: 0.78rem;
}

.btn-or-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-or-icon:hover {
    background: var(--bg-input);
    color: var(--accent);
    border-color: var(--accent);
}

/* ============================================
   Tables
   ============================================ */
.or-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.or-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.84rem;
}

.or-table thead th {
    background: var(--primary);
    color: #fff;
    padding: 12px 16px;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.or-table tbody td {
    padding: 10px 16px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
}

.or-table tbody tr:hover {
    background: var(--bg-hover);
}

.or-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

.or-table tbody tr.critical-row {
    background: rgba(198, 40, 40, 0.1);
    color: var(--danger-light);
}

.or-table tbody tr.critical-row td {
    color: var(--danger-light);
    font-weight: 600;
}

.or-table tbody tr.optimal-row {
    background: rgba(46, 125, 50, 0.1);
}

.or-table tbody tr.optimal-row td {
    color: var(--success-light);
    font-weight: 600;
}

/* ============================================
   Dynamic Matrix Input
   ============================================ */
.matrix-container {
    overflow-x: auto;
    padding: 8px 0;
}

.matrix-table {
    border-collapse: collapse;
    margin: 0 auto;
}

.matrix-table th {
    padding: 6px 4px;
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
    text-align: center;
    min-width: 80px;
}

.matrix-table td {
    padding: 4px;
}

.matrix-table .form-control {
    width: 80px;
    text-align: center;
    padding: 8px 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.84rem;
}

.matrix-table .row-label {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
    padding-right: 8px;
    text-align: right;
    white-space: nowrap;
}

/* ============================================
   Result sections
   ============================================ */
.result-section {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.result-section.show {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 600;
}

.result-badge.optimal {
    background: rgba(46, 125, 50, 0.15);
    color: var(--success-light);
    border: 1px solid rgba(46, 125, 50, 0.3);
}

.result-badge.error {
    background: rgba(198, 40, 40, 0.15);
    color: var(--danger-light);
    border: 1px solid rgba(198, 40, 40, 0.3);
}

.conclusion-box {
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.08), rgba(26, 35, 126, 0.08));
    border: 1px solid rgba(0, 188, 212, 0.2);
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-primary);
}

.conclusion-box .conclusion-title {
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

/* ============================================
   Chart containers
   ============================================ */
.chart-container {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
    margin: 16px 0;
}

.chart-container img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

/* ============================================
   Iteration Steps
   ============================================ */
.iteration-step {
    border-left: 3px solid var(--border-color);
    padding-left: 20px;
    margin-bottom: 20px;
    position: relative;
}

.iteration-step::before {
    content: '';
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    position: absolute;
    left: -8px;
    top: 4px;
}

.iteration-step .step-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 8px;
}

.iteration-step .step-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ============================================
   Modal overrides for dark theme
   ============================================ */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
}

.modal-title {
    color: var(--text-primary);
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
}

/* ============================================
   Loading spinner
   ============================================ */
.or-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--accent);
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 18, 24, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    flex-direction: column;
    gap: 16px;
    backdrop-filter: blur(4px);
}

.loading-overlay .spinner-lg {
    width: 48px;
    height: 48px;
    border-width: 3px;
}

.loading-overlay .loading-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ============================================
   Alert / Toast
   ============================================ */
.or-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    min-width: 300px;
    padding: 16px 20px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.4s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.or-toast.success {
    background: var(--success);
    color: #fff;
}

.or-toast.error {
    background: var(--danger);
    color: #fff;
}

.or-toast.info {
    background: var(--primary-light);
    color: #fff;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   File manager
   ============================================ */
.file-list {
    max-height: 300px;
    overflow-y: auto;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
    transition: var(--transition);
    cursor: pointer;
}

.file-item:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.file-item .file-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}

.file-item .file-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   Activity table (network)
   ============================================ */
.activity-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
    padding: 8px;
    background: var(--bg-hover);
    border-radius: var(--radius-sm);
}

.activity-row .form-control {
    flex: 1;
}

.activity-row .remove-btn {
    flex-shrink: 0;
}

/* ============================================
   Export dropdown
   ============================================ */
.export-dropdown .dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    border-radius: var(--radius);
}

.export-dropdown .dropdown-item {
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    transition: var(--transition);
}

.export-dropdown .dropdown-item:hover {
    background: var(--bg-hover);
    color: var(--accent);
}

.export-dropdown .dropdown-item i {
    width: 20px;
    text-align: center;
    margin-right: 8px;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .content-area {
        padding: 20px 16px;
    }
    .topbar {
        padding: 12px 16px;
    }
}

/* ============================================
   Stat badge rows
   ============================================ */
.stat-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 16px 0;
}

.stat-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 14px 20px;
    flex: 1;
    min-width: 140px;
    text-align: center;
}

.stat-item .stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
}

.stat-item .stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* ============================================
   Math model display
   ============================================ */
.math-model {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.84rem;
    white-space: pre-wrap;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ============================================
   Tabs override for dark mode
   ============================================ */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
}

.nav-tabs .nav-link {
    color: var(--text-muted);
    border: none;
    padding: 10px 20px;
    font-size: 0.84rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-tabs .nav-link:hover {
    color: var(--text-primary);
    border-color: transparent;
}

.nav-tabs .nav-link.active {
    background: transparent;
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}

.tab-content {
    padding-top: 20px;
}

/* ============================================
   Welcome section
   ============================================ */
.welcome-section {
    text-align: center;
    padding: 40px 20px;
}

.welcome-section h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-section p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

/* ============================================
   Project info bar
   ============================================ */
.project-bar {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.project-bar .project-name {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.9rem;
}

.project-bar .project-actions {
    display: flex;
    gap: 8px;
}

/* ============================================
   SPSS Style Printable Results (White Background, Formal)
   ============================================ */
.spss-report {
    background: #ffffff !important;
    color: #000000 !important;
    padding: 30px !important;
    border: 1px solid #000000 !important;
    border-radius: 0 !important;
    font-family: "Times New Roman", Times, serif !important;
    box-shadow: none !important;
}

/* Force everything inside SPSS report to be dark */
.spss-report * {
    color: #000000 !important;
}

/* SPSS Tables */
.spss-report .or-table-wrapper {
    border: none !important;
    border-top: 2px solid #000 !important;
    border-bottom: 2px solid #000 !important;
    border-radius: 0 !important;
    margin-bottom: 20px !important;
    overflow-x: visible !important;
}

.spss-report .or-table {
    border-collapse: collapse !important;
}

.spss-report .or-table thead th {
    background: transparent !important;
    color: #000000 !important;
    border-bottom: 1px solid #000 !important;
    font-family: Arial, sans-serif !important;
    font-weight: bold !important;
    text-transform: none !important;
    letter-spacing: normal !important;
    padding: 6px 10px !important;
}

.spss-report .or-table tbody td {
    background: transparent !important;
    color: #000000 !important;
    border-bottom: none !important;
    font-family: Arial, sans-serif !important;
    padding: 4px 10px !important;
}

.spss-report .or-table tbody tr:hover {
    background: transparent !important;
}

/* Fix step iterations */
.spss-report .iteration-step {
    border-left: none !important;
    padding-left: 0 !important;
    margin-bottom: 24px !important;
}

.spss-report .iteration-step::before {
    display: none !important;
}

.spss-report .step-title {
    font-size: 1.1rem !important;
    font-weight: bold !important;
    margin-bottom: 12px !important;
    text-decoration: underline !important;
    font-family: Arial, sans-serif !important;
}

.spss-report .step-desc {
    font-family: Arial, sans-serif !important;
    font-style: italic !important;
}

/* Math models / conclusion */
.spss-report .math-model,
.spss-report .conclusion-box,
.spss-report .chart-container,
.spss-report .stat-item {
    background: transparent !important;
    border: 1px solid #000 !important;
    color: #000 !important;
    border-radius: 0 !important;
    font-family: Arial, sans-serif !important;
}

.spss-report h4 {
    font-family: Arial, sans-serif !important;
    font-weight: bold !important;
    margin-top: 20px !important;
}

.spss-report i {
    display: none !important; /* Hide icons in formal report */
}