/* ==================== CSS Variables & Design System ==================== */
:root {
    /* Color Palette - MEATUP Brand Colors */
    --primary-50: #e8f0e4;
    --primary-100: #c5dbb9;
    --primary-500: #2e5e1a;
    --primary-600: #265018;
    --primary-700: #1e4013;
    --primary-800: #163009;
    --primary-rgb: 38, 80, 24;

    --success-hue: 145;
    --success-50: hsl(var(--success-hue), 75%, 95%);
    --success-500: hsl(var(--success-hue), 65%, 50%);
    --success-600: hsl(var(--success-hue), 65%, 40%);

    --warning-hue: 35;
    --warning-50: hsl(var(--warning-hue), 95%, 95%);
    --warning-500: hsl(var(--warning-hue), 90%, 55%);
    --warning-600: hsl(var(--warning-hue), 90%, 45%);

    --danger-hue: 0;
    --danger-50: hsl(var(--danger-hue), 85%, 95%);
    --danger-500: hsl(var(--danger-hue), 75%, 55%);
    --danger-600: hsl(var(--danger-hue), 75%, 45%);

    /* Neutral Colors */
    --gray-50: hsl(220, 15%, 97%);
    --gray-100: hsl(220, 15%, 93%);
    --gray-200: hsl(220, 15%, 85%);
    --gray-300: hsl(220, 15%, 70%);
    --gray-400: hsl(220, 15%, 55%);
    --gray-500: hsl(220, 15%, 40%);
    --gray-600: hsl(220, 15%, 30%);
    --gray-700: hsl(220, 15%, 20%);
    --gray-800: hsl(220, 15%, 15%);
    --gray-900: hsl(220, 15%, 10%);

    /* Background & Surface - MEATUP Brand Yellow */
    --bg-primary: #F4C430;
    --bg-secondary: #F0BE28;
    --surface: #ffffff;
    --surface-hover: var(--gray-50);

    /* Text Colors */
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-400);

    /* Borders & Shadows */
    --border-color: var(--gray-200);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 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: 2rem;

    /* Layout */
    --sidebar-width: 260px;
    --header-height: 70px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== Reset & Base Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ==================== Sidebar ==================== */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--primary-700) 0%, var(--primary-600) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    box-shadow: var(--shadow-lg);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    stroke-width: 2;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.logo h1 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: 0 var(--spacing-md);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    border-radius: var(--border-radius-md);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
    width: 100%;
}

.nav-item svg {
    width: 22px;
    height: 22px;
    stroke-width: 2;
    flex-shrink: 0;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transform: translateX(4px);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.nav-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.nav-group-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem 0.5rem;
    margin-bottom: 2px;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.7);
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.nav-group-label:hover {
    color: rgba(255, 255, 255, 0.95);
}

.nav-group-label .nav-group-icon {
    width: 1.1rem;
    height: 1.1rem;
    opacity: 0.85;
    flex-shrink: 0;
}

.nav-group-label .nav-group-chevron {
    width: 1rem;
    height: 1rem;
    margin-left: auto;
    opacity: 0.8;
    transition: transform var(--transition-fast);
}

.nav-group.collapsed .nav-group-chevron {
    transform: rotate(-90deg);
}

.nav-group-children {
    overflow: hidden;
    transition: opacity 0.2s ease;
}

.nav-group.collapsed .nav-group-children {
    display: none;
}

.nav-item.nav-sub {
    padding: 0.5rem 1rem 0.5rem 1.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    margin: 0 4px;
    border-left: 3px solid transparent;
    transition: all var(--transition-fast);
}

.nav-item.nav-sub:hover {
    background: rgba(255, 255, 255, 0.12);
    color: white;
    border-left-color: rgba(255, 255, 255, 0.4);
    transform: translateX(2px);
}

.nav-item.nav-sub.active {
    background: rgba(255, 255, 255, 0.18);
    color: white;
    border-left-color: white;
    box-shadow: none;
}

.nav-item.nav-sub span {
    margin-left: 0;
}

/* Payroll sub-nav (in-page tabs) */
.payroll-sub-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 0.75rem;
}

.payroll-sub-tab {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.payroll-sub-tab:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.payroll-sub-tab.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.payroll-payment-row:hover {
    background: var(--gray-50);
}

.payroll-panel-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

/* ==================== Main Content ==================== */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: var(--spacing-md);
    /* Reduced padding for more space */
    transition: margin-left var(--transition-base);
    /* Smooth transition */
}

.main-content.full-width {
    margin-left: 0;
    max-width: none;
    padding: var(--spacing-lg);
}

.view {
    display: none;
    animation: fadeIn var(--transition-base);
}

.view.active {
    display: block;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.view-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

/* ==================== Stats Grid ==================== */
.stats-grid {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.stat-icon svg {
    width: 28px;
    height: 28px;
    stroke-width: 2.5;
}

.stat-primary .stat-icon {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
}

.stat-success .stat-icon {
    background: linear-gradient(135deg, var(--success-500), var(--success-600));
    color: white;
}

.stat-warning .stat-icon {
    background: linear-gradient(135deg, var(--warning-500), var(--warning-600));
    color: white;
}

.stat-danger .stat-icon {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.stat-content {
    flex: 1;
}

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

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

.dashboard-card {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.dashboard-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.transaction-list,
.alert-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.transaction-item,
.alert-item {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.transaction-item:hover,
.alert-item:hover {
    background: var(--gray-100);
}

.transaction-info,
.alert-info {
    flex: 1;
}

.transaction-title,
.alert-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.transaction-meta,
.alert-meta {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.transaction-amount {
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.amount-positive {
    color: var(--success-600);
}

.amount-negative {
    color: var(--danger-600);
}

.empty-state {
    text-align: center;
    color: var(--text-tertiary);
    padding: var(--spacing-xl);
    font-style: italic;
}

/* ==================== Buttons ==================== */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family);
}

.btn svg {
    width: 18px;
    height: 18px;
    stroke-width: 2.5;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.btn-danger:hover {
    background: var(--danger-600);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500), var(--success-600));
    color: white;
}

.btn-success:hover {
    background: var(--success-600);
    transform: translateY(-2px);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* ==================== Filter Bar ==================== */
.filter-bar {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

/* ==================== Collection Summary ==================== */
.collection-summary {
    background: var(--surface);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.summary-item span {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.summary-item strong {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    font-weight: 700;
}

/* ==================== Tables ==================== */
.table-container {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

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

.data-table thead {
    background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
}

.data-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

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

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

/* ==================== Inventory Grid ==================== */
.inventory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.inventory-card {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.inventory-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.inventory-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}

/* ==================== Premium Modal Styling ==================== */
.modal-content {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 0;
    /* Reset padding to control internally */
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(to right, #ffffff, #f9fafb);
    padding: 20px 24px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    letter-spacing: -0.025em;
}

.modal-body {
    padding: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 12px;
    color: #9ca3af;
    width: 20px;
    height: 20px;
    pointer-events: none;
}

.input-field {
    width: 100%;
    padding: 12px 16px 12px 40px;
    /* Left padding for icon */
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    line-height: 1.5;
    color: #111827;
    background-color: #ffffff;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-50);
}

.input-field::placeholder {
    color: #9ca3af;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    gap: 8px;
}

.btn-secondary {
    background-color: #ffffff;
    color: #374151;
    border: 1px solid #d1d5db;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background-color: #f9fafb;
    border-color: #9ca3af;
    color: #111827;
}

/* Ensure Cancel button doesn't grow too large */
.form-actions .btn {
    flex: 0 0 auto;
    min-width: 100px;
}

button[type="submit"]:hover {
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
    box-shadow: 0 4px 6px -1px rgba(var(--primary-rgb), 0.3), 0 2px 4px -1px rgba(var(--primary-rgb), 0.15);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-1px);
    box-shadow: 0 6px 8px -1px rgba(var(--primary-rgb), 0.4), 0 3px 6px -1px rgba(var(--primary-rgb), 0.2);
}

/* History Button Styling */
#view-day-close-history-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--primary-600);
    padding: 6px 12px;
    font-size: 0.85rem;
    box-shadow: none;
    display: flex;
    align-items: center;
    gap: 6px;
    /* Space between icon and text */
}

#view-day-close-history-btn svg {
    width: 16px;
    height: 16px;
    display: block;
    /* Remove inline spacing issues */
}

#view-day-close-history-btn:hover {
    background: var(--primary-50);
    color: var(--primary-700);
    border-color: var(--primary-100);
}

/* Modal Close Button */
.close-btn {
    background: transparent;
    border: none;
    color: #9ca3af;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s;
    font-size: 1.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background-color: #f3f4f6;
    color: #111827;
}

/* Ensure cancel modal button behaves like a normal button */
/* .cancel-modal-btn uses standard .btn classes */

.inventory-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.icon-btn {
    background: transparent;
    border: none;
    padding: var(--spacing-xs);
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.icon-btn svg {
    width: 18px;
    height: 18px;
    stroke-width: 2;
}

.icon-btn:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.inventory-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.inventory-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.detail-value {
    font-weight: 600;
    color: var(--text-primary);
}

.stock-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-100);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--spacing-xs);
}

.stock-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success-500), var(--success-600));
    border-radius: 4px;
    transition: width var(--transition-base);
}

.stock-fill.low {
    background: linear-gradient(90deg, var(--danger-500), var(--danger-600));
}

.stock-fill.medium {
    background: linear-gradient(90deg, var(--warning-500), var(--warning-600));
}

/* ==================== Tabs ==================== */
.tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: -2px;
    font-family: var(--font-family);
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary-600);
    border-bottom-color: var(--primary-600);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn var(--transition-base);
}

/* ==================== Modal ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal.active {
    display: flex;
    animation: fadeIn var(--transition-base);
}

.modal-content {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-base);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.modal-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.close-btn {
    background: transparent;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    line-height: 1;
}

.close-btn:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

/* ==================== Forms ==================== */
form {
    padding: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.input-field {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--surface);
    transition: all var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.input-field:disabled,
.input-field:read-only {
    background: var(--gray-50);
    color: var(--text-secondary);
    cursor: not-allowed;
}

textarea.input-field {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* ==================== Badges ==================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 999px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background: var(--success-50);
    color: var(--success-600);
}

.badge-warning {
    background: var(--warning-50);
    color: var(--warning-600);
}

.badge-danger {
    background: var(--danger-50);
    color: var(--danger-600);
}

.badge-primary {
    background: var(--primary-50);
    color: var(--primary-600);
}

/* Expense Category Badges */
.badge-category-rent {
    background: hsl(280, 70%, 95%);
    color: hsl(280, 70%, 45%);
}

.badge-category-electricity {
    background: hsl(45, 90%, 95%);
    color: hsl(45, 90%, 40%);
}

.badge-category-water {
    background: hsl(200, 80%, 95%);
    color: hsl(200, 80%, 40%);
}

.badge-category-feed {
    background: hsl(120, 60%, 95%);
    color: hsl(120, 60%, 35%);
}

.badge-category-transport {
    background: hsl(15, 80%, 95%);
    color: hsl(15, 80%, 40%);
}

.badge-category-maintenance {
    background: hsl(30, 75%, 95%);
    color: hsl(30, 75%, 40%);
}

.badge-category-salary {
    background: hsl(260, 65%, 95%);
    color: hsl(260, 65%, 45%);
}

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

/* Stat Info Variant */
.stat-info .stat-icon {
    background: linear-gradient(135deg, hsl(200, 70%, 55%), hsl(200, 70%, 45%));
    color: white;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .sidebar {
        width: 280px;
        position: fixed;
        height: 100vh;
        left: -280px;
        top: 0;
        transition: left var(--transition-base);
        z-index: 1001;
    }

    .sidebar.active {
        left: 0;
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
    }

    .menu-toggle {
        display: flex;
        position: fixed;
        top: 20px;
        left: 20px;
        z-index: 1002;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: var(--primary-600);
        color: white;
        border: none;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-lg);
        cursor: pointer;
        transition: transform var(--transition-base);
    }

    .menu-toggle:active {
        transform: scale(0.95);
    }

    .menu-toggle svg {
        width: 24px;
        height: 24px;
        stroke-width: 2.5;
    }

    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-base);
        backdrop-filter: blur(2px);
    }

    .sidebar-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }

    .main-content {
        margin-left: 0;
        padding: var(--spacing-lg);
        padding-bottom: 80px;
        /* Space for FAB */
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .inventory-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .collection-summary {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .table-container {
        overflow-x: auto;
    }

    .data-table {
        min-width: 600px;
    }
}

/* Hide toggle on desktop */
@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }

    .sidebar-overlay {
        display: none;
    }

    /* Hide sidebar in POS mode on desktop (allow full-width) */
    body.pos-mode .sidebar {
        display: none;
    }
}

/* ==================== Utility Classes ==================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 {
    margin-top: var(--spacing-md);
}

.mt-2 {
    margin-top: var(--spacing-lg);
}

.mb-1 {
    margin-bottom: var(--spacing-md);
}

.mb-2 {
    margin-bottom: var(--spacing-lg);
}

.hidden {
    display: none !important;
}

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

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

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

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

/* ==================== Branch Management ==================== */
.branch-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.branch-card {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

.branch-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.branch-card.current-branch {
    border-color: var(--primary-500);
    background: linear-gradient(135deg, var(--surface) 0%, var(--primary-50) 100%);
}

.branch-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.branch-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.branch-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.branch-detail {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.branch-detail svg {
    stroke-width: 2;
    flex-shrink: 0;
}

.branch-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background: var(--success-50);
    color: var(--success-600);
}

.badge-warning {
    background: var(--warning-50);
    color: var(--warning-600);
}

.badge-danger {
    background: var(--danger-50);
    color: var(--danger-600);
}

/* ==================== Network Status ==================== */
.network-status {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 8px 16px;
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 1000;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.network-status.online {
    display: none;
    color: var(--success-600);
    border-color: var(--success-500);
    background: var(--success-50);
}

.network-status.offline {
    color: var(--danger-600);
    border-color: var(--danger-500);
    background: var(--danger-50);
}

.status-icon {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: currentColor;
    display: inline-block;
}

.network-status.online .status-icon {
    box-shadow: 0 0 0 3px var(--success-50);
    animation: none;
}

.network-status.offline .status-icon {
    box-shadow: 0 0 0 3px var(--danger-50);
    animation: blink 1s infinite;
}

@keyframes blink {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }

    100% {
        opacity: 1;
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 0.8s linear infinite;
}

/* ==================== Login Overlay ==================== */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--background-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.login-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.login-card {
    background: white;
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card .logo {
    justify-content: center;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.current-user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

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

.btn-text {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    padding: 0;
}

.btn-text:hover {
    color: var(--danger-color);
    text-decoration: underline;
}

/* ==================== POS Styles ==================== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    /* Wider cards */
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    /* More padding */
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 180px;
    /* Taller */
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-500);
    background: var(--primary-50);
}

.product-card h4 {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.product-card .price {
    font-weight: 700;
    color: var(--primary-600);
    font-size: 1.1rem;
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qty-btn {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: bold;
}

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

/* ==================== Print Styles ==================== */
@media print {
    body * {
        visibility: hidden;
    }

    #pos-receipt,
    #pos-receipt * {
        visibility: visible;
    }

    #pos-receipt {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 0;
    }

    #vendor-bill-print-content,
    #vendor-bill-print-content * {
        visibility: visible;
    }

    #vendor-bill-print-content {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 20px;
        box-sizing: border-box;
    }

    @page {
        size: auto;
        margin: 10mm;
    }

    body:has(#vendor-bill-print-content) #pos-receipt {
        display: none;
    }
}

/* ==================== POS Page Layout Fixes ==================== */
.pos-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--background-color);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pos-page .pos-header {
    flex-shrink: 0;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--primary-600);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
}

.pos-page .pos-content {
    flex: 1;
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    overflow: hidden;
    min-height: 0;
}

.pos-page .pos-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-width: 0;
    overflow: hidden;
}

.pos-page .product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
    overflow-y: auto;
    padding: var(--spacing-sm);
    max-height: 30vh;
    flex-shrink: 0;
}

.pos-page .pos-cart-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    overflow: hidden;
    min-height: 0;
    box-shadow: var(--shadow-md);
}

.pos-page .pos-cart-section h3 {
    margin: 0 0 var(--spacing-md) 0;
    flex-shrink: 0;
}

.pos-page .cart-items-container {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
    margin-bottom: var(--spacing-md);
}

.pos-page .pos-right {
    width: 350px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex-shrink: 0;
    overflow-y: auto;
}

.pos-page .pos-summary {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.pos-page .pos-payment {
    background: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

/* Responsive height adjustments */
@media (max-height: 800px) {
    .pos-page .product-grid {
        max-height: 25vh;
    }
}

@media (max-height: 700px) {
    .pos-page .product-grid {
        max-height: 20vh;
    }

    .pos-page .pos-content {
        padding: var(--spacing-md);
        gap: var(--spacing-md);
    }
}

@media (max-height: 600px) {
    .pos-page .product-grid {
        max-height: 15vh;
    }
}

/* ==================== Customer Search Dropdown ==================== */
.customer-search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
    box-shadow: var(--shadow-md);
    z-index: 200;
    max-height: 220px;
    overflow-y: auto;
}

.customer-search-option {
    padding: 0.55rem 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.customer-search-option:last-child {
    border-bottom: none;
}

.customer-search-option:hover,
.customer-search-option:focus {
    background: var(--primary-50, #eff6ff);
}

.customer-search-option .cso-name {
    font-weight: 600;
    color: var(--text-primary);
}

.customer-search-option .cso-phone {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.customer-search-option.cso-create {
    color: var(--primary-600, #2563eb);
    font-weight: 500;
    padding: 0.6rem 0.75rem;
}

.customer-search-option.cso-create:hover {
    background: var(--primary-100, #dbeafe);
}

.customer-search-empty {
    padding: 0.6rem 0.75rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ── Multi-Bill Tabs ─────────────────────────────────────────── */
.pos-bill-tabs {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    padding: 8px 12px;
    background: var(--gray-100, #f3f4f6);
    border-radius: var(--border-radius-lg, 10px);
    border: 1px solid var(--border-color, #e5e7eb);
}

.bill-tab {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--surface, #fff);
    border: 1.5px solid var(--border-color, #e5e7eb);
    border-radius: 8px;
    padding: 5px 10px 5px 12px;
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary, #6b7280);
    transition: all 0.15s;
    user-select: none;
    max-width: 180px;
}

.bill-tab:hover {
    border-color: var(--primary-400, #60a5fa);
    color: var(--primary-700, #1d4ed8);
    background: var(--primary-50, #eff6ff);
}

.bill-tab.active {
    background: var(--primary-600, #2563eb);
    border-color: var(--primary-600, #2563eb);
    color: #fff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.bill-tab-label {
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
    min-width: 0;
    cursor: pointer;
}

.bill-tab-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100px;
}

.bill-tab-count {
    background: rgba(0,0,0,0.12);
    border-radius: 999px;
    padding: 1px 6px;
    font-size: 0.73rem;
    font-weight: 700;
    flex-shrink: 0;
}

.bill-tab.active .bill-tab-count {
    background: rgba(255,255,255,0.25);
}

.bill-tab-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0 2px;
    color: inherit;
    opacity: 0.55;
    border-radius: 4px;
    flex-shrink: 0;
}

.bill-tab-close:hover {
    opacity: 1;
    background: rgba(0,0,0,0.1);
}

.bill-tab-add {
    background: none;
    border: 1.5px dashed var(--primary-400, #60a5fa);
    color: var(--primary-600, #2563eb);
    border-radius: 8px;
    padding: 5px 12px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.bill-tab-add:hover {
    background: var(--primary-50, #eff6ff);
    border-style: solid;
}
/* ── POS Orders Panel ───────────────────────────────────────────── */
.pos-order-filter {
    background: var(--gray-100, #f3f4f6);
    border: 1px solid var(--border-color, #e5e7eb);
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.12s;
}
.pos-order-filter:hover {
    background: var(--primary-50, #eff6ff);
    border-color: var(--primary-300, #93c5fd);
    color: var(--primary-700, #1d4ed8);
}
.pos-order-filter.active {
    background: var(--primary-600, #2563eb);
    border-color: var(--primary-600, #2563eb);
    color: #fff;
}

.pos-order-row {
    background: var(--surface, #fff);
    border: 1px solid var(--border-color, #e5e7eb);
    border-radius: 8px;
    padding: 7px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: box-shadow 0.12s;
}
.pos-order-row:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
    border-color: var(--primary-200, #bfdbfe);
}
.pos-order-row-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}
.pos-order-row-meta {
    font-size: 0.72rem;
    color: var(--text-secondary, #6b7280);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pos-order-row-actions {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-top: 2px;
}
.pos-order-row-actions .btn {
    font-size: 0.72rem;
    padding: 2px 8px;
    height: auto;
    line-height: 1.4;
    border-radius: 5px;
}