/**
 * Enhanced CSS for Money Tracker
 * Improves responsiveness, accessibility, and consistent styling
 */

/* ===== Global Variables ===== */
:root {
    /* Primary color palette */
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --primary-light: #e1f0fa;
    
    /* Secondary color palette */
    --secondary-color: #2ecc71;
    --secondary-dark: #27ae60;
    --secondary-light: #e8f8f0;
    
    /* Accent color palette */
    --accent-color: #9b59b6;
    --accent-dark: #8e44ad;
    --accent-light: #f4ecf7;
    
    /* Neutral colors */
    --neutral-100: #f8f9fa;
    --neutral-200: #e9ecef;
    --neutral-300: #dee2e6;
    --neutral-400: #ced4da;
    --neutral-500: #adb5bd;
    --neutral-600: #6c757d;
    --neutral-700: #495057;
    --neutral-800: #343a40;
    --neutral-900: #212529;
    
    /* Semantic colors */
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
    
    /* Typography */
    --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-family-headings: var(--font-family-base);
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.25rem;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    --line-height-base: 1.5;
    --line-height-sm: 1.25;
    --line-height-lg: 1.8;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 1rem;
    --spacing-4: 1.5rem;
    --spacing-5: 3rem;
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    --border-radius-pill: 50rem;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Transitions */
    --transition-base: all 0.2s ease-in-out;
    --transition-slow: all 0.3s ease-in-out;
    --transition-fast: all 0.1s ease-in-out;
    
    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal-backdrop: 1040;
    --z-index-modal: 1050;
    --z-index-popover: 1060;
    --z-index-tooltip: 1070;
}

/* ===== Base Styles ===== */
/* Category Chip styles */
.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.6rem;
    border-radius: var(--border-radius-pill);
    background: #fff;
    border: 1px solid var(--neutral-300);
    color: var(--neutral-800);
    font-weight: 500;
    line-height: 1;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}

.category-chip .category-dot {
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    display: inline-block;
    border: 1px solid rgba(0,0,0,0.08);
}

.category-chip:hover {
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
    transform: translateY(-1px);
    transition: var(--transition-base);
}

[data-bs-theme="dark"] .category-chip {
    background: #181a1e;
    border-color: rgba(255,255,255,0.12);
    color: #e9ecef;
}

[data-bs-theme="dark"] .category-chip .category-dot {
    border-color: rgba(255,255,255,0.18);
}
body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--neutral-800);
    background-color: var(--neutral-100);
    transition: var(--transition-base);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-headings);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-sm);
    margin-bottom: var(--spacing-3);
    color: var(--neutral-900);
}

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

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

/* ===== Accessibility Enhancements ===== */
/* Focus styles */
:focus {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    inset-inline-start: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: var(--z-index-fixed);
    transition: top 0.3s;
}

.skip-to-content:focus {
    top: 0;
}

/* Improved contrast for text */
.text-body-secondary {
    color: var(--neutral-700) !important;
}

/* ===== Layout Enhancements ===== */
.container {
    max-width: 1320px;
    padding: 0 var(--spacing-3);
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-2);
    }
}

/* ===== Component Enhancements ===== */
/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    overflow: hidden;
}

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

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--neutral-200);
    padding: var(--spacing-4);
}

.card-body {
    padding: var(--spacing-4);
}

.card-footer {
    background-color: transparent;
    border-top: 1px solid var(--neutral-200);
    padding: var(--spacing-4);
}

/* Buttons */
.btn {
    font-weight: var(--font-weight-medium);
    padding: 0.5rem 1.25rem;
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(46, 204, 113, 0.3);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* Forms */
.form-control {
    border-radius: var(--border-radius-md);
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-300);
    transition: var(--transition-base);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(52, 152, 219, 0.25);
}

.form-label {
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-2);
}

.form-text {
    color: var(--neutral-600);
    margin-top: var(--spacing-1);
}

/* Alerts */
.alert {
    border-radius: var(--border-radius-md);
    padding: var(--spacing-3);
    border: none;
    box-shadow: var(--shadow-sm);
}

.flash-messages {
    position: fixed;
    top: 20px;
    inset-inline-end: 20px;
    z-index: var(--z-index-tooltip);
    min-width: 300px;
    max-width: 400px;
}

/* Tables */
.table {
    --bs-table-striped-bg: var(--neutral-100);
}

.table > :not(caption) > * > * {
    padding: 1rem;
    vertical-align: middle;
}

.table > thead {
    background-color: var(--neutral-200);
    color: var(--neutral-800);
}

/* Transactions table enhancements */
/*.transactions-table thead th {*/
/*    position: sticky;*/
/*    top: 0;*/
/*    z-index: var(--z-index-sticky);*/
/*    background-color: var(--neutral-200);*/
/*}*/

/*.transactions-table tbody tr {*/
/*    border-bottom: 1px solid var(--neutral-200);*/
/*}*/

.amount-cell {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-variant-numeric: tabular-nums;
}

.amount-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-pill);
    background-color: #fff;
    border: 1px solid var(--neutral-300);
}

.amount-positive {
    color: var(--success-color);
    background-color: var(--secondary-light);
    border-color: rgba(46, 204, 113, 0.35);
}

.amount-negative {
    color: var(--danger-color);
    background-color: rgba(231, 76, 60, 0.08);
    border-color: rgba(231, 76, 60, 0.35);
}

.amount-neutral {
    color: var(--neutral-800);
    background-color: var(--neutral-100);
}

/* Better tooltip width for long transaction content */
.tooltip .tooltip-inner {
    max-width: 480px;
}

/*[data-bs-theme="dark"] .transactions-table thead th {*/
/*    background-color: var(--neutral-200);*/
/*}*/

/*[data-bs-theme="dark"] .amount-chip {*/
/*    background-color: var(--neutral-200);*/
/*    border-color: var(--neutral-300);*/
/*}*/

/* Pagination */
.pagination {
    --bs-pagination-active-bg: var(--primary-color);
    --bs-pagination-active-border-color: var(--primary-color);
}

/* DataTables pagination polish */
.dataTables_wrapper .dataTables_paginate .pagination {
    margin: 0;
    gap: 0.25rem;
}
.dataTables_wrapper .dataTables_paginate .page-item .page-link {
    border-radius: var(--border-radius-pill);
    padding: 0.4rem 0.75rem;
}
.dataTables_wrapper .dataTables_paginate .page-item.disabled .page-link {
    opacity: 0.5;
}
.dataTables_wrapper .dataTables_length select.form-select {
    border-radius: var(--border-radius-pill);
    padding: 0.25rem 2rem 0.25rem 0.75rem;
}
.dataTables_wrapper .dataTables_filter input.form-control,
.dataTables_wrapper .dataTables_filter input[type="search"] {
    border-radius: var(--border-radius-pill);
    padding: 0.4rem 0.75rem;
}
.dataTables_wrapper .dataTables_info {
    color: var(--neutral-700);
}

/* Compact pagination on small screens */
@media (max-width: 576px) {
    .dataTables_wrapper .dataTables_paginate .page-item:not(.previous):not(.next):not(.active) {
        display: none;
    }
    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_info {
        font-size: 0.9rem;
    }
}

/* ===== Dashboard Filters Enhancements ===== */
.filters-card {
    border: 1px solid var(--neutral-200);
}

.filters-card .badge {
    background: var(--primary-light) !important;
    color: var(--primary-dark) !important;
}

.quick-range {
    -webkit-overflow-scrolling: touch;
}

.quick-range .btn {
    border-radius: var(--border-radius-pill);
    padding-inline: 0.75rem;
}

.quick-range .btn.active {
    box-shadow: 0 3px 8px rgba(52, 152, 219, 0.25);
}

/* Small pulse for feedback */
@keyframes pulseOnce {
    0% { transform: scale(1); }
    50% { transform: scale(0.98); }
    100% { transform: scale(1); }
}

.pulse { animation: pulseOnce 0.25s ease-in-out; }

[data-bs-theme="dark"] .filters-card {
    border-color: var(--neutral-300);
}

[data-bs-theme="dark"] .quick-range .btn.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.page-link {
    padding: 0.5rem 0.75rem;
    color: var(--primary-color);
    transition: var(--transition-base);
}

.page-link:hover {
    color: var(--primary-dark);
    background-color: var(--primary-light);
}

/* Badges */
.badge {
    font-weight: var(--font-weight-medium);
    padding: 0.35em 0.65em;
    border-radius: var(--border-radius-pill);
}

/* ===== Navigation Enhancements ===== */
.navbar {
    padding: 1rem 0;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.navbar-brand {
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.nav-link {
    font-weight: var(--font-weight-medium);
    padding: 0.5rem 1rem;
    color: var(--neutral-700);
    transition: var(--transition-base);
}

.nav-link:hover, .nav-link:focus {
    color: var(--primary-color);
    background-color: var(--primary-light);
    border-radius: var(--border-radius-md);
}

/* ===== Dashboard Enhancements ===== */
.welcome-section {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    padding: var(--spacing-5);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-4);
}

.account-item {
    border-radius: var(--border-radius-md);
    padding: var(--spacing-3);
    transition: var(--transition-base);
    border: 1px solid var(--neutral-200);
    margin-bottom: var(--spacing-3);
}

.account-item:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.chart-card {
    height: 100%;
}

.chart-container {
    height: 300px;
}

/* ===== Account Details Enhancements ===== */
.account-overview {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.transaction-row {
    transition: var(--transition-base);
}

.transaction-row:hover {
    background-color: var(--neutral-100);
}

/* ===== Dark Mode Enhancements ===== */
[data-bs-theme="dark"] {
    --neutral-100: #212529;
    --neutral-200: #343a40;
    --neutral-300: #495057;
    --neutral-400: #6c757d;
    --neutral-500: #adb5bd;
    --neutral-600: #ced4da;
    --neutral-700: #dee2e6;
    --neutral-800: #e9ecef;
    --neutral-900: #f8f9fa;
    
    color-scheme: dark;
}

[data-bs-theme="dark"] .card {
    background-color: var(--neutral-200);
}

[data-bs-theme="dark"] .navbar {
    background-color: var(--neutral-200);
}

[data-bs-theme="dark"] .welcome-section,
[data-bs-theme="dark"] .account-overview {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.2) 0%, rgba(46, 204, 113, 0.2) 100%);
}

[data-bs-theme="dark"] .account-item {
    background-color: var(--neutral-200);
    border-color: var(--neutral-300);
}

[data-bs-theme="dark"] .account-item:hover {
    background-color: var(--neutral-300);
}

/* ===== Responsive Enhancements ===== */
@media (max-width: 992px) {
    .chart-container {
        height: 250px;
    }
    
    .welcome-section {
        padding: var(--spacing-4);
    }
}

@media (max-width: 768px) {
    .card-body {
        padding: var(--spacing-3);
    }
    
    .chart-container {
        height: 200px;
    }
    
    .welcome-section {
        padding: var(--spacing-3);
    }
    
    .account-overview {
        padding: var(--spacing-3);
    }
    
    .table-responsive {
        border-radius: var(--border-radius-md);
    }
}

@media (max-width: 576px) {
    body {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 0.4rem 1rem;
    }
    
    .card-header, .card-body, .card-footer {
        padding: var(--spacing-3);
    }
    
    .welcome-section {
        padding: var(--spacing-3);
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    .flash-messages {
        inset-inline-start: 20px;
        inset-inline-end: 20px;
        min-width: auto;
    }
}

/* ===== Animation Enhancements ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

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

/* Loading spinner animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spin {
    animation: spin 1.5s linear infinite;
}

/* ===== Print Styles ===== */
@media print {
    .navbar, .footer, .btn, .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    body {
        font-size: 12pt;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
}
.filter-container .btn-xs {
    padding: 0.15rem 0.5rem;
    font-size: 0.75rem;
    line-height: 1.1;
    border-radius: var(--border-radius-pill);
}

.filter-container .type-chip.active {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    box-shadow: 0 3px 8px rgba(52, 152, 219, 0.25);
}

.filter-container .type-chip {
    border-radius: var(--border-radius-pill);
}

[data-bs-theme="dark"] .filter-container {
    background-color: var(--neutral-200) !important;
}

#active-filters .badge {
    background: var(--neutral-200) !important;
    border: 1px solid var(--neutral-300);
}

@media (max-width: 576px) {
    .filter-container .input-group-text { display: none; }
    .filter-container .per-page-selector { width: 100%; }
}

/* Polished inputs for history filters */
.filter-container .date-range-group,
.filter-container .search-group {
    background-color: #fff;
    border: 1px solid var(--neutral-300);
}
.filter-container .date-range-group:focus-within,
.filter-container .search-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.175);
}
.filter-container .date-range-group .form-control,
.filter-container .search-group .form-control {
    box-shadow: none !important;
}
.filter-container .input-clear-btn {
    border: 0;
    background: transparent;
}
.filter-container .input-clear-btn:hover {
    color: var(--neutral-700);
}

[data-bs-theme="dark"] .filter-container .date-range-group,
[data-bs-theme="dark"] .filter-container .search-group {
    background-color: var(--neutral-200);
    border-color: var(--neutral-300);
}
[data-bs-theme="dark"] .filter-container .input-group-text {
    background-color: transparent;
}

/* Date dropdown sizing */
.filter-container .dropdown-menu-md {
    min-width: 280px;
    max-width: 95vw;
}