/* ============================================
   GAUSEVA - Cow Farm Management System
   Design System: Chlorophyll (Agriculture Theme)
   ============================================ */

/* CSS Variables - Chlorophyll Palette */
:root {
    /* Primary Colors */
    --primary-dark: #0A1F02;
    --primary: #2D6A1E;
    --primary-light: #4A8F2C;
    --accent: #B8F369;
    --accent-light: #D4F9A3;
    
    /* Background Colors */
    --bg-primary: #F0FFF0;
    --bg-secondary: #E8F5E9;
    --bg-card: #FFFFFF;
    --bg-hover: #F5FFF5;
    
    /* Text Colors */
    --text-primary: #0A1F02;
    --text-secondary: #3D5A3D;
    --text-muted: #6B8E6B;
    --text-light: #FFFFFF;
    
    /* Status Colors */
    --status-healthy: #2D6A1E;
    --status-sick: #DC2626;
    --status-pregnant: #7C3AED;
    --status-dry: #F59E0B;
    
    /* Semantic Colors */
    --success: #2D6A1E;
    --warning: #F59E0B;
    --danger: #DC2626;
    --info: #0D9488;
    
    /* 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: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(10, 31, 2, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(10, 31, 2, 0.08), 0 2px 4px -1px rgba(10, 31, 2, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(10, 31, 2, 0.1), 0 4px 6px -2px rgba(10, 31, 2, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(10, 31, 2, 0.12), 0 10px 10px -5px rgba(10, 31, 2, 0.04);
    
    /* Typography */
    --font-display: 'Bricolage Grotesque', sans-serif;
    --font-body: 'Spline Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
}

/* 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;
}

/* 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);
}

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

a:hover {
    color: var(--primary-light);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   LOGIN SCREEN
   ============================================ */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    padding: var(--space-lg);
}

.login-container {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.5s ease;
}

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

.login-logo {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.login-logo svg {
    margin-bottom: var(--space-md);
}

.login-logo h1 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.login-logo p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.login-hint {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--space-sm);
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--primary-dark);
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    transition: width var(--transition-slow), transform var(--transition-slow);
    overflow: hidden;
}

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

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

.sidebar-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition-fast);
}

.sidebar.collapsed .sidebar-title {
    opacity: 0;
    width: 0;
}

.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
    margin-left: auto;
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-item svg {
    flex-shrink: 0;
}

.nav-item span {
    opacity: 1;
    transition: opacity var(--transition-fast);
}

.sidebar.collapsed .nav-item span {
    opacity: 0;
    width: 0;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.nav-item.active {
    background: var(--accent);
    color: var(--primary-dark);
    font-weight: 500;
}

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

.user-info {
    margin-bottom: var(--space-md);
    white-space: nowrap;
}

.user-info span {
    display: block;
}

.user-role {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

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

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

/* ============================================
   PAGE STRUCTURE
   ============================================ */
.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

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

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

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(45, 106, 30, 0.08);
}

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

.card-header h3 {
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

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

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

.btn-secondary:hover {
    background: var(--primary);
    color: var(--text-light);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
}

.btn-full {
    width: 100%;
}

/* Form Elements */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-md);
    border: 1px solid rgba(45, 106, 30, 0.2);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(45, 106, 30, 0.1);
}

.form-row {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 200px;
}

/* Search & Filter */
.search-filter {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    flex: 1;
}

.search-input,
.filter-select,
.date-input,
.select-sm {
    padding: var(--space-md) var(--space-lg);
    border: 1px solid rgba(45, 106, 30, 0.2);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: var(--bg-card);
    color: var(--text-primary);
    min-width: 200px;
}

.search-input:focus,
.filter-select:focus,
.date-input:focus,
.select-sm:focus {
    outline: none;
    border-color: var(--primary);
}

/* Action Bar */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(45, 106, 30, 0.08);
    transition: transform var(--transition-fast);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.cows {
    background: rgba(45, 106, 30, 0.1);
    color: var(--primary);
}

.stat-icon.milk {
    background: rgba(184, 243, 105, 0.3);
    color: var(--primary-dark);
}

.stat-icon.revenue {
    background: rgba(13, 148, 136, 0.1);
    color: var(--info);
}

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

.stat-content {
    display: flex;
    flex-direction: column;
}

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

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

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.chart-card {
    min-height: 400px;
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

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

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

.data-table th,
.data-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid rgba(45, 106, 30, 0.1);
}

.data-table th {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--bg-secondary);
}

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

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

.data-table td {
    color: var(--text-primary);
    font-size: 0.95rem;
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-healthy {
    background: rgba(45, 106, 30, 0.1);
    color: var(--status-healthy);
}

.badge-sick {
    background: rgba(220, 38, 38, 0.1);
    color: var(--status-sick);
}

.badge-pregnant {
    background: rgba(124, 58, 237, 0.1);
    color: var(--status-pregnant);
}

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

/* Action Buttons in Tables */
.action-btns {
    display: flex;
    gap: var(--space-sm);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background: var(--bg-secondary);
    color: var(--primary);
}

.btn-icon.delete:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(45, 106, 30, 0.1);
}

.pagination button {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid rgba(45, 106, 30, 0.2);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination button:hover:not(:disabled) {
    background: var(--primary);
    color: var(--text-light);
    border-color: var(--primary);
}

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

.pagination .page-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Modals */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 31, 2, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    display: none;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
}

.modal.active {
    display: block;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl);
    border-bottom: 1px solid rgba(45, 106, 30, 0.1);
}

.modal-header h3 {
    color: var(--text-primary);
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.modal-form {
    padding: var(--space-xl);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(45, 106, 30, 0.1);
}

/* Expense & Sales Summary */
.expense-summary,
.sales-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.expense-card,
.sales-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(45, 106, 30, 0.08);
}

.expense-label,
.sales-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.expense-value,
.sales-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.sales-value.pending {
    color: var(--warning);
}

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

.report-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(45, 106, 30, 0.08);
    transition: all var(--transition-fast);
}

.report-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.report-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.report-card h3 {
    margin-bottom: var(--space-sm);
}

.report-card p {
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
}

.report-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

/* Report Preview */
.report-preview {
    min-height: 400px;
}

.report-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    min-height: 300px;
}

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

/* 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: var(--space-md);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

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

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-icon.milk {
    background: rgba(184, 243, 105, 0.3);
    color: var(--primary-dark);
}

.activity-icon.expense {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.activity-icon.sale {
    background: rgba(13, 148, 136, 0.1);
    color: var(--info);
}

.activity-icon.cow {
    background: rgba(45, 106, 30, 0.1);
    color: var(--primary);
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.activity-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Milk Records */
.milk-records {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.milk-record-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.milk-record-cow {
    font-weight: 500;
    color: var(--text-primary);
}

.milk-record-yield {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--primary);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.toast {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    min-width: 300px;
    animation: toastSlideIn 0.3s ease;
    border-left: 4px solid var(--primary);
}

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.warning {
    border-left-color: var(--warning);
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    color: var(--text-primary);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar.collapsed {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }
    
    .main-content {
        margin-left: 0;
        padding: var(--space-md);
    }
    
    .sidebar.collapsed + .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-filter {
        flex-direction: column;
    }
    
    .search-input,
    .filter-select,
    .date-input {
        width: 100%;
        min-width: auto;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .form-row .form-group {
        min-width: auto;
    }
    
    .modal {
        max-width: 100%;
        margin: var(--space-md);
    }
    
    .reports-grid {
        grid-template-columns: 1fr;
    }
    
    .expense-summary,
    .sales-summary {
        grid-template-columns: 1fr;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: var(--space-md);
    left: var(--space-md);
    z-index: 99;
    background: var(--primary);
    color: var(--text-light);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--space-md);
    cursor: pointer;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .action-bar,
    .btn {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Selection */
::selection {
    background: var(--accent);
    color: var(--primary-dark);
}