/* Custom Design System for ARJamunShots POS */

:root {
    --primary-color: #4c1d95; /* Deep Jamun Purple */
    --primary-hover: #5b21b6;
    --primary-light: #f5f3ff;
    --secondary-color: #7c3aed; /* Vibrant Purple */
    --accent-color: #059669; /* Emerald Green for Cash/Success */
    --accent-hover: #047857;
    --upi-color: #0284c7; /* Sky Blue for UPI */
    --upi-hover: #0369a1;
    --danger-color: #dc2626; /* Rose Red */
    --danger-hover: #b91c1c;
    --dark-bg: #0f172a; /* Slate 900 */
    --light-bg: #f8fafc; /* Slate 50 */
    --card-bg: #ffffff;
    --border-color: #e2e8f0; /* Slate 200 */
    --text-primary: #1e293b; /* Slate 800 */
    --text-secondary: #64748b; /* Slate 500 */
    --sidebar-width: 260px;
    --topbar-height: 70px;
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(76, 29, 149, 0.05), 0 4px 6px -2px rgba(76, 29, 149, 0.03);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    background-color: var(--light-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    height: 100vh;
}

/* App Container Layout */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* Sidebar Styling */
.sidebar {
    width: var(--sidebar-width);
    background: var(--dark-bg);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: var(--transition);
    z-index: 100;
    border-right: 1px solid rgba(255,255,255,0.05);
}

.sidebar-brand {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    background: rgba(0, 0, 0, 0.2);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #ffffff;
    margin-right: 0.75rem;
    box-shadow: 0 4px 10px rgba(124, 58, 237, 0.3);
}

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

.brand-name {
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.brand-tag {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.sidebar-nav {
    flex: 1;
    padding: 1.5rem 1rem;
    overflow-y: auto;
}

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

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 0.85rem 1rem;
    color: #94a3b8;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-nav a i {
    width: 24px;
    font-size: 1.1rem;
    margin-right: 0.75rem;
    transition: var(--transition);
}

.sidebar-nav li.active a,
.sidebar-nav a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.sidebar-nav li.active a {
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.2);
}

.sidebar-nav li.active a i {
    color: #ffffff;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8rem;
    color: #64748b;
    text-align: center;
}

/* Main Content Area */
.main-layout {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* Top Bar Styling */
.top-bar {
    height: var(--topbar-height);
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    flex-shrink: 0;
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-primary);
    margin-right: 1rem;
}

.top-bar-title h1 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
}

.system-time {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    background: var(--light-bg);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

/* Page Content container */
.page-content {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

/* Cards & UI Elements */
.card-premium {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.card-premium:hover {
    box-shadow: 0 15px 30px -5px rgba(0, 0, 0, 0.05);
}

/* Premium Buttons */
.btn-premium-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(124, 58, 237, 0.2);
}

.btn-premium-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(124, 58, 237, 0.3);
    color: #ffffff;
}

.btn-premium-success {
    background: linear-gradient(135deg, var(--accent-color), #047857);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(5, 150, 105, 0.2);
}

.btn-premium-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(5, 150, 105, 0.3);
    color: #ffffff;
}

.btn-premium-upi {
    background: linear-gradient(135deg, var(--upi-color), #0369a1);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.2);
}

.btn-premium-upi:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(2, 132, 199, 0.3);
    color: #ffffff;
}

.btn-premium-danger {
    background: linear-gradient(135deg, var(--danger-color), #be123c);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(220, 38, 38, 0.2);
}

.btn-premium-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(220, 38, 38, 0.3);
    color: #ffffff;
}

.btn-premium-secondary {
    background: #f1f5f9;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-premium-secondary:hover {
    background: #e2e8f0;
}

/* POS Terminal Layout */
.pos-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 1.5rem;
    height: calc(100vh - var(--topbar-height) - 4rem);
    overflow: hidden;
}

.pos-products-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pos-filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.pos-search-wrapper {
    position: relative;
    flex: 1;
}

.pos-search-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.pos-search-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    outline: none;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.pos-search-input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.products-scroll {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.25rem;
}

/* Product Card Styling */
.product-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

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

.product-image-container {
    height: 140px;
    width: 100%;
    background-color: #f1f5f9;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-image-container i.fallback {
    font-size: 2.5rem;
    color: var(--text-secondary);
}

.product-details {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.product-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: auto;
}

/* POS Cart Panel (Checkout) */
.pos-cart-panel {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.cart-header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--primary-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
}

.cart-items-count {
    background: var(--primary-color);
    color: #ffffff;
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-weight: 600;
}

.cart-items-list {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.cart-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.85rem;
    margin-bottom: 0.85rem;
    border-bottom: 1px dashed var(--border-color);
}

.cart-item-info {
    flex: 1;
    padding-right: 0.5rem;
}

.cart-item-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.15rem;
}

.cart-item-price {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-qty {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

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

.cart-item-qty {
    font-size: 0.95rem;
    font-weight: 600;
    width: 25px;
    text-align: center;
}

.cart-item-subtotal {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
    width: 75px;
    text-align: right;
}

.cart-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    text-align: center;
    padding: 2rem;
}

.cart-empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.cart-summary {
    padding: 1.25rem;
    background: var(--light-bg);
    border-top: 1px solid var(--border-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.65rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.summary-row.total {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.payment-section {
    padding: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.payment-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.payment-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* Forms & Tables styling */
.form-label-premium {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-control-premium {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    outline: none;
    font-family: inherit;
    transition: var(--transition);
}

.form-control-premium:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.table-premium {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table-premium th {
    background: var(--primary-light);
    color: var(--primary-color);
    font-weight: 600;
    padding: 1rem;
    font-size: 0.9rem;
    border-bottom: 2px solid var(--border-color);
}

.table-premium td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

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

/* Badge styles */
.badge-premium {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-investment {
    background: #fef3c7;
    color: #d97706;
}

.badge-expense {
    background: #fee2e2;
    color: #ef4444;
}

.badge-cash {
    background: #d1fae5;
    color: #059669;
}

.badge-upi {
    background: #e0f2fe;
    color: #0284c7;
}

/* Receipt Style for Modal & Print */
.receipt-container {
    padding: 1.5rem;
    font-family: 'Courier New', Courier, monospace;
    color: #000;
    background: #fff;
    max-width: 320px;
    margin: 0 auto;
}

.receipt-header {
    text-align: center;
    margin-bottom: 1rem;
}

.receipt-header h3 {
    margin-bottom: 0.25rem;
    font-weight: 700;
    font-size: 1.2rem;
}

.receipt-divider {
    border-top: 1px dashed #000;
    margin: 0.75rem 0;
}

.receipt-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

.receipt-items {
    margin: 0.5rem 0;
}

.receipt-item-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-bottom: 0.35rem;
}

/* Analytics Dashboard cards */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

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

.stat-value {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.25rem;
}

/* Stat card thematic accents */
.stat-sales .stat-icon {
    background: rgba(124, 58, 237, 0.1);
    color: var(--secondary-color);
}
.stat-cash .stat-icon {
    background: rgba(5, 150, 105, 0.1);
    color: var(--accent-color);
}
.stat-upi .stat-icon {
    background: rgba(2, 132, 199, 0.1);
    color: var(--upi-color);
}
.stat-expenses .stat-icon {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger-color);
}

/* Responsiveness toggles */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    .sidebar {
        position: fixed;
        left: -260px;
        top: 0;
        bottom: 0;
        transition: var(--transition);
        height: 100vh;
    }
    .sidebar.show {
        left: 0;
    }
    .pos-grid {
        grid-template-columns: 1fr;
        height: auto;
        overflow: visible;
    }
    .pos-cart-panel {
        height: 500px;
    }
}

/* Print Styling for thermal printer */
@media print {
    body * {
        visibility: hidden;
    }
    #printReceiptArea, #printReceiptArea * {
        visibility: visible;
    }
    #printReceiptArea {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 0;
    }
}