/* ============================================================
   Power Maths by Prof. Kalpesh Vyas
   Common CSS - Shared styles across all pages
   ============================================================ */

/* --- CSS Custom Properties (Variables) --- */
:root {
    /* Primary Colors */
    --primary: #4F46E5;
    --primary-light: #818CF8;
    --primary-dark: #3730A3;
    --primary-50: #EEF2FF;
    --primary-100: #E0E7FF;
    --primary-200: #C7D2FE;

    /* Status Colors */
    --success: #10B981;
    --success-light: #D1FAE5;
    --success-dark: #059669;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --warning-dark: #D97706;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --danger-dark: #DC2626;
    --info: #3B82F6;
    --info-light: #DBEAFE;
    --info-dark: #2563EB;

    /* Neutral Colors */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* Layout */
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 70px;
    --header-height: 60px;
    --content-max-width: 1200px;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Borders */
    --radius-sm: 0.25rem;
    --radius: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-Index Layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-toast: 600;
}

/* --- Base Styles --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- Utility Classes --- */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--gray-500) !important; }
.text-white { color: #fff !important; }
.text-dark { color: var(--gray-900) !important; }
.text-sm { font-size: var(--font-size-sm) !important; }
.text-xs { font-size: var(--font-size-xs) !important; }
.text-lg { font-size: var(--font-size-lg) !important; }
.text-xl { font-size: var(--font-size-xl) !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-bold { font-weight: 700 !important; }
.text-semibold { font-weight: 600 !important; }
.text-medium { font-weight: 500 !important; }
.text-capitalize { text-transform: capitalize; }
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-info { background-color: var(--info) !important; }
.bg-light { background-color: var(--gray-100) !important; }
.bg-white { background-color: #fff !important; }
.bg-dark { background-color: var(--gray-900) !important; }

.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-grid { display: grid !important; }

.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.align-center { align-items: center !important; }
.align-start { align-items: flex-start !important; }
.align-end { align-items: flex-end !important; }
.justify-center { justify-content: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-end { justify-content: flex-end !important; }

.gap-1 { gap: var(--space-1) !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-3 { gap: var(--space-3) !important; }
.gap-4 { gap: var(--space-4) !important; }
.gap-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

.m-0 { margin: 0 !important; }
.mt-1 { margin-top: var(--space-1) !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-3 { margin-top: var(--space-3) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mb-1 { margin-bottom: var(--space-1) !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

.p-0 { padding: 0 !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-6 { padding: var(--space-6) !important; }
.px-2 { padding-left: var(--space-2) !important; padding-right: var(--space-2) !important; }
.px-4 { padding-left: var(--space-4) !important; padding-right: var(--space-4) !important; }
.py-2 { padding-top: var(--space-2) !important; padding-bottom: var(--space-2) !important; }
.py-4 { padding-top: var(--space-4) !important; padding-bottom: var(--space-4) !important; }

.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }
.h-100 { height: 100% !important; }

.rounded { border-radius: var(--radius) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

.shadow { box-shadow: var(--shadow) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-none { box-shadow: none !important; }

.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }

.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }

.cursor-pointer { cursor: pointer !important; }

/* --- Form Styles --- */
.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-1);
}

.form-label .required {
    color: var(--danger);
    margin-left: 2px;
}

.form-control,
.form-select {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    color: var(--gray-800);
    background-color: #fff;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-200);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control.is-invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-control.is-valid {
    border-color: var(--success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-text {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}

.invalid-feedback {
    display: none;
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--danger);
}

.form-control.is-invalid ~ .invalid-feedback {
    display: block;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* Custom Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    cursor: pointer;
}

.form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--font-size-sm);
    cursor: pointer;
}

/* --- Button Styles --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.5rem 1.25rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: var(--font-sans);
    line-height: 1.5;
    border: 1.5px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
}

.btn:disabled, .btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
}

.btn-success {
    background-color: var(--success);
    color: #fff;
    border-color: var(--success);
}
.btn-success:hover {
    background-color: var(--success-dark);
    border-color: var(--success-dark);
    color: #fff;
}

.btn-warning {
    background-color: var(--warning);
    color: var(--gray-900);
    border-color: var(--warning);
}
.btn-warning:hover {
    background-color: var(--warning-dark);
    border-color: var(--warning-dark);
}

.btn-danger {
    background-color: var(--danger);
    color: #fff;
    border-color: var(--danger);
}
.btn-danger:hover {
    background-color: var(--danger-dark);
    border-color: var(--danger-dark);
    color: #fff;
}

.btn-info {
    background-color: var(--info);
    color: #fff;
    border-color: var(--info);
}
.btn-info:hover {
    background-color: var(--info-dark);
    border-color: var(--info-dark);
    color: #fff;
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline-primary:hover {
    background-color: var(--primary);
    color: #fff;
}

.btn-outline-secondary {
    background-color: transparent;
    color: var(--gray-600);
    border-color: var(--gray-300);
}
.btn-outline-secondary:hover {
    background-color: var(--gray-100);
    color: var(--gray-800);
}

.btn-ghost {
    background-color: transparent;
    color: var(--gray-600);
    border-color: transparent;
}
.btn-ghost:hover {
    background-color: var(--gray-100);
    color: var(--gray-800);
}

.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
}

.btn-icon {
    padding: 0.5rem;
    width: 36px;
    height: 36px;
}

.btn-icon.btn-sm {
    width: 28px;
    height: 28px;
    padding: 0.25rem;
}

/* --- Card Styles --- */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: box-shadow var(--transition), transform var(--transition);
    overflow: hidden;
}

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

.card-header {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--gray-200);
    background-color: var(--gray-50);
}

.card-header h3,
.card-header h4,
.card-header h5 {
    margin-bottom: 0;
    font-size: var(--font-size-lg);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--gray-200);
    background-color: var(--gray-50);
}

/* Card with hover lift effect */
.card-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* --- Table Styles --- */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

table.data-table thead th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
    background-color: var(--gray-50);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

table.data-table tbody td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    vertical-align: middle;
}

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

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

/* Sortable column */
table.data-table thead th.sortable {
    cursor: pointer;
    user-select: none;
}

table.data-table thead th.sortable:hover {
    color: var(--primary);
}

table.data-table thead th .sort-icon {
    margin-left: var(--space-1);
    opacity: 0.4;
}

table.data-table thead th.sort-asc .sort-icon,
table.data-table thead th.sort-desc .sort-icon {
    opacity: 1;
    color: var(--primary);
}

/* --- Badge Styles --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2em 0.6em;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1.4;
    white-space: nowrap;
}

.badge-primary { background-color: var(--primary-100); color: var(--primary-dark); }
.badge-success { background-color: var(--success-light); color: var(--success-dark); }
.badge-warning { background-color: var(--warning-light); color: var(--warning-dark); }
.badge-danger { background-color: var(--danger-light); color: var(--danger-dark); }
.badge-info { background-color: var(--info-light); color: var(--info-dark); }
.badge-secondary { background-color: var(--gray-100); color: var(--gray-600); }

/* Status badges */
.badge-active { background-color: var(--success-light); color: var(--success-dark); }
.badge-inactive { background-color: var(--gray-100); color: var(--gray-500); }
.badge-draft { background-color: var(--gray-100); color: var(--gray-600); }
.badge-published { background-color: var(--success-light); color: var(--success-dark); }
.badge-passed { background-color: var(--success-light); color: var(--success-dark); }
.badge-failed { background-color: var(--danger-light); color: var(--danger-dark); }

/* Difficulty badges */
.badge-easy { background-color: #DCFCE7; color: #166534; }
.badge-medium { background-color: var(--warning-light); color: var(--warning-dark); }
.badge-hard { background-color: var(--danger-light); color: var(--danger-dark); }

/* --- Alert / Toast Styles --- */
.alert {
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid transparent;
    margin-bottom: var(--space-4);
}

.alert-success {
    background-color: var(--success-light);
    color: var(--success-dark);
    border-color: var(--success);
}

.alert-warning {
    background-color: var(--warning-light);
    color: var(--warning-dark);
    border-color: var(--warning);
}

.alert-danger {
    background-color: var(--danger-light);
    color: var(--danger-dark);
    border-color: var(--danger);
}

.alert-info {
    background-color: var(--info-light);
    color: var(--info-dark);
    border-color: var(--info);
}

/* Toast container (fixed position) */
.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 400px;
}

/* --- Animation Classes --- */
.fade-in {
    animation: fadeIn 0.3s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.4s ease forwards;
}

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

.slide-down {
    animation: slideDown 0.3s ease forwards;
}

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

.slide-in-right {
    animation: slideInRight 0.3s ease forwards;
}

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

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.bounce-in {
    animation: bounceIn 0.5s ease;
}

@keyframes bounceIn {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.9); }
    100% { transform: scale(1); opacity: 1; }
}

/* Shimmer loading effect */
.shimmer {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* --- Loading Spinner --- */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2.5px solid var(--gray-300);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

.spinner-white {
    border-color: rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal-backdrop);
}

/* --- Scrollbar Styles --- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--gray-300) var(--gray-100);
}

/* --- Progress Bar --- */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--primary);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

.progress-bar-success { background: var(--success); }
.progress-bar-warning { background: var(--warning); }
.progress-bar-danger { background: var(--danger); }

/* --- Avatar --- */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-100);
    color: var(--primary);
    font-weight: 700;
    font-size: var(--font-size-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-sm { width: 32px; height: 32px; font-size: var(--font-size-xs); }
.avatar-lg { width: 56px; height: 56px; font-size: var(--font-size-xl); }
.avatar-xl { width: 80px; height: 80px; font-size: var(--font-size-3xl); }

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-8);
    color: var(--gray-400);
}

.empty-state .empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.empty-state h3 {
    color: var(--gray-600);
    margin-bottom: var(--space-2);
}

.empty-state p {
    color: var(--gray-400);
    max-width: 400px;
    margin: 0 auto var(--space-6);
}

/* --- Tooltip --- */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    padding: 0.35rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: #fff;
    background: var(--gray-800);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: all 0.2s ease;
    z-index: var(--z-dropdown);
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

/* --- Divider --- */
.divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--space-6) 0;
}

/* --- MathJax Content --- */
.math-content {
    font-size: 1.1em;
    line-height: 1.8;
    overflow-x: auto;
}

/* --- Print Styles --- */
@media print {
    .no-print, .sidebar, .top-header, .btn, .toast-container {
        display: none !important;
    }

    body {
        background: #fff;
        font-size: 12pt;
        color: #000;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }

    .main-content {
        margin: 0 !important;
        padding: 0 !important;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    table {
        page-break-inside: auto;
    }

    tr {
        page-break-inside: avoid;
        page-break-after: auto;
    }
}