/* ============================================
   ENTERPRISE EXPENSE TRACKER - PROFESSIONAL UI
   ============================================ */

/* ===== CSS VARIABLES ===== */
:root {
    /* Enterprise Color Palette - Clean & Professional */
    --primary: #0066FF;
    --primary-hover: #0052CC;
    --primary-light: #E6F0FF;
    --primary-dark: #003D99;

    --secondary: #6B7280;
    --secondary-light: #9CA3AF;
    --secondary-dark: #4B5563;

    --success: #059669;
    --success-light: #D1FAE5;
    --success-hover: #047857;

    --danger: #DC2626;
    --danger-light: #FEE2E2;
    --danger-hover: #B91C1C;

    --warning: #D97706;
    --warning-light: #FEF3C7;

    --info: #0891B2;
    --info-light: #CFFAFE;

    /* 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;

    /* Sidebar Colors */
    --sidebar-bg: #0F172A;
    --sidebar-hover: #1E293B;
    --sidebar-active: #334155;
    --sidebar-text: #94A3B8;
    --sidebar-text-active: #FFFFFF;
    --sidebar-border: #1E293B;

    /* Background Colors */
    --body-bg: #F1F5F9;
    --card-bg: #FFFFFF;
    --header-bg: #FFFFFF;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Border Radius */
    --radius-sm: 4px;
    --radius: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transitions */
    --transition: all 0.2s ease;
    --transition-fast: all 0.15s ease;
}

/* ===== BASE STYLES ===== */
* {
    box-sizing: border-box;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

@media (min-width: 992px) {
    html {
        font-size: 15px;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--body-bg);
    color: var(--gray-800);
    line-height: 1.5;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ===== SIDEBAR ===== */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--sidebar-border);
}

.sidebar-header {
    padding: 20px 20px;
    border-bottom: 1px solid var(--sidebar-border);
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #FFFFFF;
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.025em;
}

.sidebar-brand i {
    font-size: 1.5rem;
    color: var(--primary);
    flex-shrink: 0;
}

.sidebar-brand span {
    white-space: nowrap;
}

.sidebar-nav {
    padding: 16px 0;
    flex: 1;
    overflow-y: auto;
}

.nav-section-title {
    color: var(--gray-500);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 16px 20px 8px;
    margin: 0;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: var(--transition-fast);
    margin: 2px 12px;
    border-radius: var(--radius-md);
}

.sidebar-link i {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-link span {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-link:hover {
    background: var(--sidebar-hover);
    color: var(--sidebar-text-active);
}

.sidebar-link.active {
    background: var(--primary);
    color: #FFFFFF;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: 260px;
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--body-bg);
}

/* ===== TOP NAVBAR ===== */
.top-navbar {
    background: var(--header-bg);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--gray-200);
    min-height: 64px;
}

.page-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
    letter-spacing: -0.025em;
}

.user-menu {
    display: flex;
    align-items: center;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-weight: 600;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.sidebar-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--gray-300);
    padding: 8px;
    border-radius: var(--radius);
    color: var(--gray-600);
    cursor: pointer;
    line-height: 1;
}

.sidebar-toggle:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

/* ===== CONTENT AREA ===== */
.content-area {
    padding: 24px;
    flex: 1;
}

/* ===== CARDS ===== */
.card {
    background: var(--card-bg);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
    transition: var(--transition);
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 20px;
    font-weight: 600;
    font-size: 1rem;
    color: var(--gray-900);
}

.card-header h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

/* ===== STAT CARDS ===== */
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.stat-icon.primary {
    background: var(--primary-light);
    color: var(--primary);
}

.stat-icon.success {
    background: var(--success-light);
    color: var(--success);
}

.stat-icon.warning {
    background: var(--warning-light);
    color: var(--warning);
}

.stat-icon.danger {
    background: var(--danger-light);
    color: var(--danger);
}

.stat-icon.info {
    background: var(--info-light);
    color: var(--info);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
    letter-spacing: -0.025em;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 4px;
    font-weight: 500;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    margin-top: 8px;
}

.stat-change.up {
    background: var(--success-light);
    color: var(--success);
}

.stat-change.down {
    background: var(--danger-light);
    color: var(--danger);
}

/* ===== BUTTONS ===== */
.btn {
    font-weight: 500;
    padding: 10px 16px;
    border-radius: var(--radius);
    transition: var(--transition-fast);
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    line-height: 1.25;
    white-space: nowrap;
}

.btn i {
    font-size: 1rem;
    flex-shrink: 0;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    color: #FFFFFF;
}

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

.btn-success:hover {
    background: var(--success-hover);
    color: #FFFFFF;
}

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

.btn-danger:hover {
    background: var(--danger-hover);
    color: #FFFFFF;
}

.btn-warning {
    background: var(--warning);
    color: #FFFFFF;
}

.btn-outline-primary {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

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

.btn-outline-secondary {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline-secondary:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
    color: var(--gray-900);
}

.btn-outline-success {
    background: transparent;
    border: 1px solid var(--success);
    color: var(--success);
}

.btn-outline-success:hover {
    background: var(--success);
    color: #FFFFFF;
}

.btn-outline-danger {
    background: transparent;
    border: 1px solid var(--danger);
    color: var(--danger);
}

.btn-outline-danger:hover {
    background: var(--danger);
    color: #FFFFFF;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn-group {
    display: inline-flex;
    gap: 4px;
}

.btn-group .btn {
    border-radius: var(--radius);
}

/* ===== FORMS ===== */
.form-control,
.form-select {
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    padding: 10px 12px;
    font-size: 0.9375rem;
    color: var(--gray-900);
    background: #FFFFFF;
    transition: var(--transition-fast);
    width: 100%;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
    font-size: 0.875rem;
    display: block;
}

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group-text {
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    padding: 10px 12px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
}

.input-group .form-control {
    border-radius: 0 var(--radius) var(--radius) 0;
}

.input-group:focus-within .input-group-text {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    accent-color: var(--primary);
}

/* ===== TABLES ===== */
.table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.table thead th {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-600);
    padding: 12px 16px;
    text-align: left;
}

.table tbody td {
    padding: 14px 16px;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.9375rem;
}

.table tbody tr:hover {
    background: var(--gray-50);
}

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

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ===== EXPENSE ITEMS ===== */
.expense-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.expense-item:hover {
    background: #FFFFFF;
    border-color: var(--gray-200);
    box-shadow: var(--shadow-xs);
}

.expense-item:last-child {
    margin-bottom: 0;
}

/* Fixed/Recurring Expense Item Styling */
.expense-item.fixed-expense-item {
    background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
    border-left: 3px solid var(--warning);
}

.expense-item.fixed-expense-item:hover {
    background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
    border-color: var(--warning);
}

.expense-details {
    flex: 1;
    min-width: 0;
}

.expense-details .fw-semibold {
    font-size: 0.9375rem;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
}

.expense-details small {
    font-size: 0.8125rem;
    color: var(--gray-500);
    display: block;
    margin-top: 2px;
}

.expense-amount {
    font-weight: 700;
    font-size: 1rem;
    white-space: nowrap;
}

.expense-amount.debit,
.expense-amount.text-danger {
    color: var(--danger);
}

/* ===== CATEGORY ICON ===== */
.category-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.category-icon i {
    line-height: 1;
}

/* ===== ACTION BUTTONS ===== */
.action-buttons {
    display: flex;
    gap: 8px;
}

.action-btn {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.875rem;
}

.action-btn.edit {
    background: var(--primary-light);
    color: var(--primary);
}

.action-btn.edit:hover {
    background: var(--primary);
    color: #FFFFFF;
}

.action-btn.delete {
    background: var(--danger-light);
    color: var(--danger);
}

.action-btn.delete:hover {
    background: var(--danger);
    color: #FFFFFF;
}

/* ===== BADGES ===== */
.badge {
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
}

.badge-soft-primary {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-soft-success {
    background: var(--success-light);
    color: var(--success);
}

.badge-soft-danger {
    background: var(--danger-light);
    color: var(--danger);
}

.badge-soft-warning {
    background: var(--warning-light);
    color: var(--warning);
}

.badge-soft-secondary {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* ===== PROGRESS BARS ===== */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
}

.progress-bar.bg-success {
    background: var(--success) !important;
}

.progress-bar.bg-warning {
    background: var(--warning) !important;
}

.progress-bar.bg-danger {
    background: var(--danger) !important;
}

.progress-bar.bg-primary {
    background: var(--primary) !important;
}

/* ===== ALERTS ===== */
.alert {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    border: none;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.alert-success {
    background: var(--success-light);
    color: #065F46;
}

.alert-danger {
    background: var(--danger-light);
    color: #991B1B;
}

.alert-warning {
    background: var(--warning-light);
    color: #92400E;
}

.alert-info {
    background: var(--info-light);
    color: #0E7490;
}

/* ===== DROPDOWN ===== */
.dropdown-menu {
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 8px;
    min-width: 180px;
    background: #FFFFFF;
}

.dropdown-item {
    padding: 10px 12px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-fast);
}

.dropdown-item i {
    font-size: 1rem;
    width: 18px;
    text-align: center;
    color: var(--gray-500);
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.dropdown-item:hover i {
    color: var(--gray-700);
}

.dropdown-item.text-danger {
    color: var(--danger);
}

.dropdown-item.text-danger i {
    color: var(--danger);
}

.dropdown-divider {
    margin: 8px 0;
    border-top: 1px solid var(--gray-200);
}

/* ===== QUICK ACTIONS ===== */
.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background: var(--card-bg);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--gray-700);
    transition: var(--transition);
    text-align: center;
}

.quick-action i {
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.quick-action span {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-700);
}

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

.quick-action:hover span {
    color: var(--primary);
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.empty-state-icon i {
    font-size: 2rem;
    color: var(--gray-400);
}

.empty-state h5 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--gray-500);
    font-size: 0.9375rem;
    margin-bottom: 20px;
    max-width: 280px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== AUTH PAGES ===== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    padding: 24px;
}

.auth-card {
    background: #FFFFFF;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.auth-header {
    background: var(--primary);
    color: #FFFFFF;
    padding: 32px 24px 40px;
    text-align: center;
}

.auth-header i {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.auth-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 8px;
}

.auth-header p {
    font-size: 0.9375rem;
    opacity: 0.9;
    margin: 0;
}

.auth-body {
    padding: 32px 24px;
    margin-top: -16px;
    background: #FFFFFF;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    position: relative;
}

.auth-footer {
    padding: 20px 24px;
    background: var(--gray-50);
    text-align: center;
    border-top: 1px solid var(--gray-200);
}

.auth-footer p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.auth-footer a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    gap: 4px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-item .page-link {
    padding: 8px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    color: var(--gray-700);
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition-fast);
    display: block;
}

.page-item .page-link:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

.page-item.active .page-link {
    background: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }

    .sidebar-overlay.show {
        display: block;
    }
}

@media (max-width: 767.98px) {
    .content-area {
        padding: 16px;
    }

    .top-navbar {
        padding: 12px 16px;
    }

    .page-title {
        font-size: 1.125rem;
    }

    .stat-value {
        font-size: 1.375rem;
    }

    .expense-item {
        padding: 12px;
        gap: 12px;
    }

    .category-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .btn-group {
        flex-direction: column;
        width: 100%;
    }

    .btn-group .btn {
        width: 100%;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--gray-500) !important; }

.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-secondary { background-color: var(--gray-500) !important; }

.fw-medium { font-weight: 500 !important; }
.fw-semibold { font-weight: 600 !important; }
.fw-bold { font-weight: 700 !important; }

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

.scale-in {
    animation: scaleIn 0.3s ease forwards;
}

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

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

/* ===== MODAL ===== */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 20px;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    padding: 16px 20px;
}

/* ===== FIX OVERLAPPING ISSUES ===== */
.d-flex.align-items-center .category-icon {
    margin-right: 12px;
}

.d-flex.align-items-center > div:not(.category-icon) {
    min-width: 0;
    flex: 1;
}

.expense-item .text-end {
    flex-shrink: 0;
    margin-left: auto;
    padding-left: 16px;
}

.expense-item .btn-group {
    margin-top: 8px;
}

/* Ensure icons don't overlap text */
.sidebar-link,
.dropdown-item,
.btn {
    overflow: hidden;
}

/* Proper spacing for header elements */
.card-header.d-flex {
    flex-wrap: wrap;
    gap: 12px;
}

.card-header h5 {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Fix table action column */
.table td:last-child {
    white-space: nowrap;
}

.table .action-buttons {
    justify-content: flex-end;
}

/* Category grid fix */
.expense-item .btn-group-sm {
    flex-shrink: 0;
}

/* ===== GRADIENT CARD (Optional) ===== */
.gradient-card {
    padding: 20px;
    border-radius: var(--radius-lg);
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.gradient-card.primary {
    background: linear-gradient(135deg, var(--primary) 0%, #3B82F6 100%);
}

.gradient-card.success {
    background: linear-gradient(135deg, var(--success) 0%, #10B981 100%);
}

.gradient-card-icon {
    position: absolute;
    right: 16px;
    bottom: 16px;
    font-size: 4rem;
    opacity: 0.2;
}