/* ============================================
   ResidentHub - Housing Society Management App
   Design System: Copper & Slate
   ============================================ */

/* CSS Variables - Copper & Slate Palette */
:root {
    /* Primary Colors */
    --copper: #B87333;
    --copper-light: #D4A574;
    --copper-dark: #8B5A2B;
    
    /* Slate Colors */
    --slate-900: #2F3640;
    --slate-800: #3D4550;
    --slate-700: #4A5568;
    --slate-600: #5A6578;
    --slate-500: #6B7280;
    --slate-400: #9CA3AF;
    --slate-300: #D1D5DB;
    --slate-200: #E5E7EB;
    --slate-100: #F3F4F6;
    --slate-50: #F9FAFB;
    
    /* Background & Surface */
    --bg-primary: #F5F0EB;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #EDE8E3;
    
    /* Text Colors */
    --text-primary: #2F3640;
    --text-secondary: #5A6578;
    --text-muted: #9CA3AF;
    --text-inverse: #FFFFFF;
    
    /* Status Colors */
    --success: #059669;
    --success-light: #D1FAE5;
    --warning: #D97706;
    --warning-light: #FEF3C7;
    --danger: #DC2626;
    --danger-light: #FEE2E2;
    --info: #2563EB;
    --info-light: #DBEAFE;
    
    /* Typography */
    --font-display: 'Gambetta', Georgia, serif;
    --font-body: 'Synonym', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* 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 rgba(47, 54, 64, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(47, 54, 64, 0.1), 0 2px 4px -1px rgba(47, 54, 64, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(47, 54, 64, 0.1), 0 4px 6px -2px rgba(47, 54, 64, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(47, 54, 64, 0.1), 0 10px 10px -5px rgba(47, 54, 64, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    display: flex;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
}

/* Sidebar */
.sidebar {
    width: 280px;
    height: 100vh;
    background: var(--slate-900);
    color: var(--text-inverse);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transition: transform var(--transition-base);
}

.sidebar-header {
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--copper);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-inverse);
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-inverse);
    cursor: pointer;
    padding: var(--space-sm);
}

.sidebar-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
    margin: 4px 0;
    transition: var(--transition-fast);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md) 0;
}

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

.nav-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--slate-500);
    padding: 0 var(--space-lg);
    margin-bottom: var(--space-sm);
}

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

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-lg);
    margin: 2px var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--slate-400);
    font-size: 0.9375rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-inverse);
}

.nav-item.active {
    background: var(--copper);
    color: var(--text-inverse);
}

.nav-icon {
    font-size: 1rem;
    opacity: 0.8;
}

.sidebar-footer {
    padding: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--copper);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

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

.user-name {
    font-weight: 500;
    font-size: 0.9375rem;
}

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

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Bar */
.top-bar {
    height: 72px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--slate-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    position: sticky;
    top: 0;
    z-index: 50;
}

.search-bar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-sm) var(--space-md);
    width: 400px;
    max-width: 100%;
}

.search-icon {
    color: var(--text-muted);
    font-size: 1rem;
}

.search-bar input {
    border: none;
    background: none;
    outline: none;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--text-primary);
    width: 100%;
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

.top-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    border: none;
    background: var(--copper);
    color: var(--text-inverse);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.action-btn:hover {
    background: var(--copper-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.action-btn .icon {
    font-size: 1.125rem;
}

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

/* Content Sections */
.content-section {
    display: none;
    flex: 1;
    padding: var(--space-xl);
    animation: fadeIn 0.3s ease;
}

.content-section.active {
    display: block;
}

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

.section-header {
    margin-bottom: var(--space-xl);
}

.section-header h1 {
    margin-bottom: var(--space-xs);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.metric-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.metric-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.metric-change {
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 2px;
}

.metric-change.positive {
    color: var(--success);
}

.metric-change.negative {
    color: var(--danger);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.dashboard-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
}

.dashboard-card.wide {
    grid-column: span 2;
}

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

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.btn-text {
    background: none;
    border: none;
    color: var(--copper);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.btn-text:hover {
    background: rgba(184, 115, 51, 0.1);
}

/* Chart Container */
.chart-container {
    height: 280px;
    position: relative;
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--slate-100);
}

.activity-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--copper);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-content p {
    font-size: 0.9375rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.activity-content strong {
    color: var(--copper);
    font-weight: 500;
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.activity-amount {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--success);
    font-size: 0.9375rem;
}

/* Events List */
.events-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.event-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.event-item:hover {
    background: var(--bg-tertiary);
}

.event-date {
    width: 56px;
    height: 56px;
    background: var(--copper);
    color: var(--text-inverse);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.event-day {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
}

.event-month {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-content h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.event-content p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Dues Table */
.dues-table {
    overflow-x: auto;
}

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

.dues-table th,
.dues-table td {
    text-align: left;
    padding: var(--space-md);
    font-size: 0.9375rem;
}

.dues-table th {
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--slate-200);
}

.dues-table td {
    border-bottom: 1px solid var(--slate-100);
}

.dues-table .amount {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

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

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

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

.btn-small {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--slate-300);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-small:hover {
    border-color: var(--copper);
    color: var(--copper);
}

/* Data Toolbar */
.data-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    gap: var(--space-md);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    gap: var(--space-sm);
}

.filter-select {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    cursor: pointer;
    outline: none;
    transition: all var(--transition-fast);
}

.filter-select:focus {
    border-color: var(--copper);
}

.toolbar-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-primary {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    border: none;
    background: var(--copper);
    color: var(--text-inverse);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    background: var(--copper-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-300);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

/* Data Table */
.data-table-container {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

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

.data-table th,
.data-table td {
    text-align: left;
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
}

.data-table th {
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--slate-200);
}

.data-table td {
    border-bottom: 1px solid var(--slate-100);
}

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

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

.unit-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: var(--copper-light);
    color: var(--text-inverse);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
}

.resident-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.resident-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--copper);
    color: var(--text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.resident-name {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
}

.resident-family {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.action-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-icon:hover {
    background: var(--bg-tertiary);
    color: var(--copper);
}

/* Payment Summary */
.payment-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.summary-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
}

.summary-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.summary-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.summary-progress {
    height: 6px;
    background: var(--slate-200);
    border-radius: 100px;
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

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

.summary-meta {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Maintenance Stats */
.maintenance-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--copper);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Maintenance Grid */
.maintenance-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.maintenance-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--slate-300);
    transition: all var(--transition-base);
}

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

.maintenance-card.priority-high {
    border-left-color: var(--danger);
}

.maintenance-card.priority-medium {
    border-left-color: var(--warning);
}

.maintenance-card.priority-low {
    border-left-color: var(--success);
}

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

.maintenance-id {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
}

.priority-badge {
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

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

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

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

.maintenance-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.maintenance-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.maintenance-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.meta-item {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.maintenance-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Notices */
.notices-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.notice-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.notice-card.pinned {
    border: 2px solid var(--copper);
}

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

.notice-type {
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--copper-light);
    color: var(--text-inverse);
}

.notice-date {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.notice-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.notice-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.notice-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-md);
    border-top: 1px solid var(--slate-100);
}

.notice-author {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.notice-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Placeholder Content */
.placeholder-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    color: var(--text-muted);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(47, 54, 64, 0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

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

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

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--slate-200);
    color: var(--text-primary);
}

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

.entry-types {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.entry-type-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border: 2px solid var(--slate-200);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.entry-type-btn:hover {
    border-color: var(--copper);
    background: rgba(184, 115, 51, 0.05);
}

.entry-icon {
    font-size: 1.5rem;
    color: var(--copper);
}

.entry-type-btn span:last-child {
    font-weight: 500;
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .dashboard-card.wide {
        grid-column: span 2;
    }
    
    .maintenance-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .maintenance-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .payment-summary {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        flex-direction: column;
        height: auto;
        padding: var(--space-md);
        gap: var(--space-md);
    }
    
    .search-bar {
        width: 100%;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-card.wide {
        grid-column: span 1;
    }
    
    .data-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        flex-direction: column;
    }
    
    .filter-select {
        width: 100%;
    }
    
    .toolbar-actions {
        justify-content: flex-end;
    }
    
    .maintenance-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-section {
        padding: var(--space-md);
    }
    
    .entry-types {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .maintenance-stats {
        grid-template-columns: 1fr;
    }
    
    .metric-card {
        flex-direction: column;
        text-align: center;
    }
    
    .resident-info {
        flex-direction: column;
        align-items: flex-start;
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--slate-400);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--slate-500);
}

/* Selection */
::selection {
    background: var(--copper-light);
    color: var(--text-inverse);
}