/* Modern Design System for Homix */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Professional Admin Panel */
    --bg-primary: #fafbfc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8f9fa;
    
    --text-primary: #1a1d23;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    
    --border-light: #e5e7eb;
    --border-medium: #d1d5db;
    
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-orange: #f59e0b;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    --accent-gray: #aaa;
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Override Bootstrap colors */
    --bs-primary: #3b82f6;
    --bs-success: #10b981;
    --bs-warning: #f59e0b;
    --bs-danger: #ef4444;
    --bs-info: #3b82f6;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    
    /* Transitions */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --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;
}

/* ===== BOOTSTRAP INTEGRATION ===== */
/* Override Bootstrap default font */
body {
    font-family: var(--font-family) !important;
}

/* Bootstrap button customizations */
.btn {
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-success {
    background-color: var(--accent-green);
    border-color: var(--accent-green);
}

/* Bootstrap card customizations */
.card {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* Bootstrap form customizations */
.form-control, .form-select {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-medium);
    font-size: var(--font-size-sm);
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

/* ===== BASE STYLES ===== */
/* Remove global reset to avoid conflicts with Bootstrap */
/* * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
} */

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    font-size: var(--font-size-sm);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== LAYOUT ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 260px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
}

.main-content {
    margin-left: 260px;
    min-height: 100vh;
    transition: var(--transition);
}

.main-content .container-fluid {
    padding: var(--space-lg);
}

/* ===== SIDEBAR STYLES ===== */
.sidebar-brand {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-brand h4 {
    font-weight: 700;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    margin: 0;
}

.sidebar-nav {
    padding: var(--space-md) 0;
}

.nav-section {
    margin-bottom: var(--space-lg);
}

.nav-section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0 var(--space-lg);
    margin-bottom: var(--space-sm);
}

.nav-item {
    margin-bottom: var(--space-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--accent-blue);
    background-color: rgba(59, 130, 246, 0.05);
}

.nav-link.active {
    color: var(--accent-blue);
    background-color: rgba(59, 130, 246, 0.1);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--accent-blue);
}

.nav-link svg {
    width: 18px;
    height: 18px;
    margin-right: var(--space-sm);
    stroke-width: 2;
}

/* ===== DROPDOWN NAVIGATION ===== */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle::after {
    content: '';
    margin-left: auto;
    border: solid var(--text-secondary);
    border-width: 0 1px 1px 0;
    display: inline-block;
    padding: 2px;
    transform: rotate(45deg);
    transition: var(--transition);
}

.nav-dropdown.open .nav-dropdown-toggle::after {
    transform: rotate(-135deg);
}

.nav-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background-color: var(--bg-tertiary);
}

.nav-dropdown.open .nav-dropdown-menu {
    max-height: 300px;
}

.nav-dropdown-item {
    padding-left: calc(var(--space-lg) + 18px + var(--space-sm));
}

/* ===== HEADER ===== */
.page-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
    border-radius: 10px;
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
}

.page-title svg {
    width: 24px;
    height: 24px;
    margin-right: var(--space-sm);
    color: var(--accent-blue);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
    margin-bottom: 0;
}

/* ===== STATS CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
}

.stat-card.income::before {
    background: var(--accent-green);
}

.stat-card.expense::before {
    background: var(--accent-red);
}

.stat-card.balance::before {
    background: var(--accent-orange);
}

.stat-card.accounts::before {
    background: var(--accent-purple);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
}

.stat-card.income .stat-icon {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
}

.stat-card.expense .stat-icon {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
}

.stat-card.balance .stat-icon {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--accent-orange);
}

.stat-card.accounts .stat-icon {
    background-color: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
}

.stat-icon svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.stat-change {
    font-size: var(--font-size-xs);
    font-weight: 500;
    display: flex;
    align-items: center;
}

.stat-change.positive {
    color: var(--accent-green);
}

.stat-change.negative {
    color: var(--accent-red);
}

.stat-change svg {
    width: 14px;
    height: 14px;
    margin-right: var(--space-xs);
}

/* ===== CARDS ===== */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-light);
    background-color: var(--bg-tertiary);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
}

.card-title svg {
    width: 18px;
    height: 18px;
    margin-right: var(--space-sm);
    color: var(--accent-blue);
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: inherit;
    line-height: 1.25;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn svg {
    width: 16px;
    height: 16px;
    margin-right: var(--space-xs);
}

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

.btn-primary:hover:not(:disabled) {
    background-color: #2563eb;
    border-color: #2563eb;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.btn-success:hover:not(:disabled) {
    background-color: #059669;
    border-color: #059669;
    transform: translateY(-1px);
}

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

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
    border-color: #dc2626;
    transform: translateY(-1px);
}

.btn-sm {
    padding: calc(var(--space-sm) * 0.75) var(--space-sm);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-base);
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.form-control {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right var(--space-sm) center;
    background-repeat: no-repeat;
    background-size: 16px 12px;
    padding-right: calc(var(--space-md) + 16px + var(--space-sm));
    appearance: none;
}

/* ===== TABLES ===== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-secondary);
    margin: 0;
}

.table th {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.02);
}

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

/* ===== UTILITIES ===== */
.text-success { color: var(--accent-green) !important; }
.text-danger { color: var(--accent-red) !important; }
.text-warning { color: var(--accent-orange) !important; }
.text-info { color: var(--accent-blue) !important; }
.text-muted { color: var(--text-muted) !important; }

.bg-success { background-color: var(--accent-green) !important; }
.bg-danger { background-color: var(--accent-red) !important; }
.bg-warning { background-color: var(--accent-orange) !important; }
.bg-info { background-color: var(--accent-blue) !important; }

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

.align-items-center { align-items: center !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-end { align-items: flex-end !important; }

.justify-content-between { justify-content: space-between !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-end { justify-content: flex-end !important; }

.flex-1 { flex: 1 !important; }
.flex-grow-1 { flex-grow: 1 !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--space-xs) !important; }
.mb-2 { margin-bottom: var(--space-sm) !important; }
.mb-3 { margin-bottom: var(--space-md) !important; }
.mb-4 { margin-bottom: var(--space-lg) !important; }
.mb-5 { margin-bottom: var(--space-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--space-xs) !important; }
.mt-2 { margin-top: var(--space-sm) !important; }
.mt-3 { margin-top: var(--space-md) !important; }
.mt-4 { margin-top: var(--space-lg) !important; }
.mt-5 { margin-top: var(--space-xl) !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: var(--space-xs) !important; }
.p-2 { padding: var(--space-sm) !important; }
.p-3 { padding: var(--space-md) !important; }
.p-4 { padding: var(--space-lg) !important; }

.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-left { text-align: left !important; }

.fw-normal { font-weight: 400 !important; }
.fw-medium { font-weight: 500 !important; }
.fw-semibold { font-weight: 600 !important; }
.fw-bold { font-weight: 700 !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .page-title {
        font-size: var(--font-size-xl);
    }
    
    .main-content .container-fluid {
        padding: var(--space-md);
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===== ADDITIONAL COMPONENTS ===== */

/* Gap utilities */
.gap-1 { gap: var(--space-xs) !important; }
.gap-2 { gap: var(--space-sm) !important; }
.gap-3 { gap: var(--space-md) !important; }
.gap-4 { gap: var(--space-lg) !important; }

/* Empty states */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    opacity: 0.5;
}

/* Loading states */
.loading {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top: 2px solid var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
    line-height: 1;
}

.badge-primary { background-color: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }
.badge-secondary { background-color: rgba(156, 163, 175, 0.1); color: var(--accent-gray); }
.badge-success { background-color: rgba(16, 185, 129, 0.1); color: var(--accent-green); }
.badge-danger { background-color: rgba(239, 68, 68, 0.1); color: var(--accent-red); }
.badge-warning { background-color: rgba(245, 158, 11, 0.1); color: var(--accent-orange); }

/* Alerts */
.alert {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    margin-bottom: var(--space-md);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

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

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

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal-dialog {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-light);
}

.modal-title {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin: var(--space-lg) 0;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.page-link:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.page-link.active {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
}

.page-link:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Mobile toggle button */
.mobile-toggle {
    position: fixed;
    top: var(--space-md);
    left: var(--space-md);
    z-index: 1001;
    display: none;
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .main-content {
        padding-top: calc(var(--space-xl) + 44px);
    }
}