/* ========================================
   Budget Manager - Modern CSS Styles
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #64748b;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 80px;
    --topbar-height: 64px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;

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

    /* Transitions */
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

body.logged-in {
    display: flex;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   Sidebar
   ======================================== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: var(--transition-slow);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--gray-200);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.logo svg {
    width: 28px;
    height: 28px;
}

.sidebar.collapsed .logo span {
    display: none;
}

.sidebar-toggle {
    padding: 8px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-500);
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

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

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: 4px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-nav a:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.sidebar-nav li.active a {
    background: var(--primary);
    color: var(--white);
}

.sidebar-nav li.active a svg {
    stroke: var(--white);
}

.sidebar.collapsed .sidebar-nav span {
    display: none;
}

.nav-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 16px 0;
}

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

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

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
}

.user-avatar.small {
    width: 32px;
    height: 32px;
    font-size: 0.875rem;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-800);
}

.user-email {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.sidebar.collapsed .user-details {
    display: none;
}

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

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.mobile-menu-btn {
    display: none;
    padding: 8px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
}

.topbar-search {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.topbar-search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    width: 18px;
    height: 18px;
}

.topbar-search input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    background: var(--gray-50);
    transition: var(--transition);
}

.topbar-search input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.topbar-btn {
    position: relative;
    padding: 10px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
    transition: var(--transition);
}

.topbar-btn:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

.topbar-btn .badge {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: var(--white);
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px 4px 4px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.topbar-user:hover {
    background: var(--gray-100);
}

/* Dropdowns */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dropdown-header h4 {
    font-size: 0.875rem;
    font-weight: 600;
}

.dropdown-header a {
    font-size: 0.75rem;
    color: var(--primary);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: var(--gray-700);
    font-size: 0.875rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--gray-50);
}

.dropdown-item svg {
    width: 16px;
    height: 16px;
    color: var(--gray-500);
}

.dropdown-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 8px 0;
}

.text-danger {
    color: var(--danger) !important;
}

/* Notification Menu */
.notification-menu {
    width: 360px;
    max-height: 400px;
}

.notification-list {
    max-height: 300px;
    overflow-y: auto;
}

.notification-item {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.notification-item:hover {
    background: var(--gray-50);
}

.notification-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification-icon svg {
    width: 16px;
    height: 16px;
    color: var(--gray-600);
}

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.notification-text {
    font-size: 0.75rem;
    color: var(--gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notification-time {
    font-size: 0.625rem;
    color: var(--gray-400);
}

.notification-empty {
    padding: 32px;
    text-align: center;
    color: var(--gray-400);
}

.notification-empty svg {
    width: 32px;
    height: 32px;
    margin-bottom: 8px;
}

/* Page Content */
.page-content {
    padding: 24px;
}

/* ========================================
   Page Header
   ======================================== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

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

/* ========================================
   Cards
   ======================================== */
.card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title svg {
    width: 18px;
    height: 18px;
    color: var(--gray-500);
}

.card-body {
    padding: 24px;
}

.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

/* Stat Cards */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: var(--transition);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-icon.primary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.stat-icon.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-icon.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.stat-content {
    flex: 1;
}

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

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 8px;
    padding: 2px 8px;
    border-radius: 20px;
}

.stat-change.positive {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.stat-change.negative {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-info {
    background: #3b82f6;
    color: white;
}

.btn-info:hover {
    background: #2563eb;
}

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

.btn-success:hover {
    background: #16a34a;
}

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

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

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-icon {
    padding: 8px;
    border-radius: var(--border-radius-sm);
}

.btn-group {
    display: flex;
    gap: 8px;
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    background: var(--white);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-control.error {
    border-color: var(--danger);
}

.form-error {
    font-size: 0.75rem;
    color: var(--danger);
    margin-top: 4px;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

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

/* Input Group */
.input-group {
    display: flex;
    align-items: stretch;
}

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

.input-group-text {
    padding: 12px 16px;
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-left: none;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* ========================================
   Tables
   ======================================== */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

.table th {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--gray-50);
}

.table tbody tr {
    transition: var(--transition);
}

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

.table td {
    font-size: 0.875rem;
    color: var(--gray-700);
}

/* ========================================
   Alerts
   ======================================== */
.alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    transition: var(--transition);
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.alert-close {
    margin-left: auto;
    padding: 4px;
    opacity: 0.7;
    transition: var(--transition);
}

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

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

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

.progress-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-lg {
    height: 12px;
}

/* ========================================
   Badges
   ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 20px;
}

.badge-primary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

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

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition);
}

.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.modal-close {
    padding: 8px;
    border-radius: var(--border-radius-sm);
    color: var(--gray-500);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ========================================
   Dashboard Specific
   ======================================== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
}

.col-8 {
    grid-column: span 8;
}

.col-4 {
    grid-column: span 4;
}

.col-6 {
    grid-column: span 6;
}

.col-12 {
    grid-column: span 12;
}

/* Chart Container */
.chart-container {
    position: relative;
    height: 300px;
}

/* Recent Transactions */
.transaction-list {
    display: flex;
    flex-direction: column;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}

.transaction-item:last-child {
    border-bottom: none;
}

.transaction-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.transaction-icon svg {
    width: 20px;
    height: 20px;
}

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

.transaction-title {
    font-weight: 500;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.transaction-category {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.transaction-amount {
    font-weight: 600;
    text-align: right;
}

.transaction-amount.income {
    color: var(--success);
}

.transaction-amount.expense {
    color: var(--danger);
}

.transaction-date {
    font-size: 0.75rem;
    color: var(--gray-400);
    text-align: right;
}

/* Account Cards */
.account-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.account-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.account-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.account-card.bank::before {
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
}

.account-card.mobile_money::before {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.account-card.cash::before {
    background: linear-gradient(90deg, #22c55e, #4ade80);
}

.account-card.savings::before {
    background: linear-gradient(90deg, #8b5cf6, #a78bfa);
}

.account-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.account-type {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.account-actions {
    display: flex;
    gap: 4px;
}

.account-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 4px;
}

.account-provider {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.account-balance {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

/* Goal Cards */
.goal-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
}

.goal-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.goal-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.goal-icon svg {
    width: 24px;
    height: 24px;
}

.goal-info {
    flex: 1;
}

.goal-name {
    font-weight: 600;
    color: var(--gray-800);
}

.goal-deadline {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.goal-progress {
    margin-bottom: 12px;
}

.goal-amounts {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.goal-current {
    font-weight: 600;
    color: var(--gray-800);
}

.goal-target {
    color: var(--gray-500);
}

/* ========================================
   Login/Register Pages
   ======================================== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--gray-900), var(--gray-800));
}

.auth-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
}

.auth-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-top: 12px;
}

.auth-logo p {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-top: 4px;
}

.auth-form .btn {
    width: 100%;
    margin-top: 8px;
}

.auth-divider {
    text-align: center;
    margin: 24px 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 1px;
    background: var(--gray-200);
}

.auth-divider span {
    background: var(--white);
    padding: 0 16px;
    color: var(--gray-500);
    font-size: 0.875rem;
    position: relative;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.auth-footer a {
    color: var(--primary);
    font-weight: 500;
}

/* ========================================
   Budget Cards
   ======================================== */
.budget-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
}

.budget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.budget-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.budget-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.budget-icon svg {
    width: 20px;
    height: 20px;
}

.budget-name {
    font-weight: 600;
    color: var(--gray-800);
}

.budget-period {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.budget-progress {
    margin-bottom: 12px;
}

.budget-amounts {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.budget-spent {
    font-weight: 600;
}

.budget-total {
    color: var(--gray-500);
}

.budget-remaining {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ========================================
   Empty States
   ======================================== */
.empty-state {
    padding: 60px 20px;
    text-align: center;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    color: var(--gray-300);
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--gray-500);
    margin-bottom: 20px;
}

/* ========================================
   Tabs
   ======================================== */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: var(--transition);
}

.tab:hover {
    color: var(--gray-700);
}

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* ========================================
   Filter Bar
   ======================================== */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1200px) {
    .col-8, .col-4 {
        grid-column: span 12;
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

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

    .mobile-menu-btn {
        display: block;
    }

    .col-6 {
        grid-column: span 12;
    }
}

@media (max-width: 768px) {
    .page-content {
        padding: 16px;
    }

    .stat-cards {
        grid-template-columns: 1fr;
    }

    .topbar-search {
        display: none;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .modal {
        max-width: 100%;
        margin: 10px;
    }

    .notification-menu {
        width: calc(100vw - 40px);
        right: -60px;
    }
}

@media (max-width: 576px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .btn-group {
        flex-direction: column;
    }

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

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .sidebar,
    .topbar,
    .btn,
    .modal-overlay {
        display: none !important;
    }

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

    .page-content {
        padding: 0;
    }

    .card {
        box-shadow: none;
        border: 1px solid var(--gray-200);
    }
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-500); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }

.w-100 { width: 100%; }
.hidden { display: none; }