/*
Theme Name: RUIYI Retail POS
Theme URI: https://ruiyi-pos.com
Author: RUIYI Development Team
Author URI: https://ruiyi.com
Description: Modern retail POS system theme for WooCommerce. Designed for retail stores to manage sales, inventory, and reporting through an intuitive interface. Features include cashier module, inventory management, real-time sync with WooCommerce, and comprehensive reporting. Built with Tailwind CSS for modern UI components.
Version: 2.1.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ruiyi-retail-pos
Domain Path: /languages
Tags: pos, retail, woocommerce, cashier, inventory, point-of-sale, tailwind, modern
WC requires at least: 8.0
WC tested up to: 8.5
*/

/* Modern POS System Base Styles with Tailwind Integration */

/* Custom CSS Variables for POS Theme */
:root {
    /* Primary Brand Colors */
    --pos-primary: #3B82F6;
    --pos-primary-dark: #1E40AF;
    --pos-primary-light: #93C5FD;
    
    /* Secondary Colors */
    --pos-secondary: #6B7280;
    --pos-secondary-dark: #374151;
    --pos-secondary-light: #D1D5DB;
    
    /* Status Colors */
    --pos-success: #10B981;
    --pos-warning: #F59E0B;
    --pos-error: #EF4444;
    --pos-info: #3B82F6;
    
    /* Background Colors */
    --pos-bg-primary: #F9FAFB;
    --pos-bg-secondary: #FFFFFF;
    --pos-bg-card: #FFFFFF;
    
    /* Text Colors */
    --pos-text-primary: #1F2937;
    --pos-text-secondary: #6B7280;
    --pos-text-muted: #9CA3AF;
    
    /* Border Colors */
    --pos-border-primary: #E5E7EB;
    --pos-border-secondary: #D1D5DB;
    
    /* Shadow Values */
    --pos-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --pos-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --pos-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Border Radius */
    --pos-radius-sm: 0.375rem;
    --pos-radius-md: 0.5rem;
    --pos-radius-lg: 0.75rem;
    
    /* Transitions */
    --pos-transition: all 0.2s ease-in-out;
    --pos-transition-slow: all 0.3s ease-in-out;
}

/* Base Reset with Modern Defaults */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--pos-text-primary);
    background-color: var(--pos-bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* POS System Specific Styles */
.pos-wrapper {
    min-height: 100vh;
    background-color: var(--pos-bg-primary);
    padding: 0;
    margin: 0;
}

.pos-main {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Fix for dashboard container */
.dashboard-container {
    background: var(--pos-bg-card);
    border-radius: var(--pos-radius-lg);
    padding: 2rem;
    box-shadow: var(--pos-shadow-md);
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

/* POS Header Styles */
.pos-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--pos-border-primary);
}

.pos-user-info {
    display: flex;
    align-items: center;
    color: var(--pos-text-secondary);
}

/* POS Checkout Styles */
.pos-checkout-container {
    display: flex;
    gap: 2rem;
    min-height: calc(100vh - 200px);
    height: auto;
}

.products-section {
    flex: 2;
    background: var(--pos-bg-card);
    border-radius: var(--pos-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--pos-shadow-md);
    overflow-y: auto;
}

.cart-section {
    flex: 1;
    background: var(--pos-bg-card);
    border-radius: var(--pos-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--pos-shadow-md);
    display: flex;
    flex-direction: column;
    height: fit-content;
    max-height: 100%;
}

.cart-header {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--pos-border-primary);
}

.cart-items {
    flex: 1;
    min-height: 200px;
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

.cart-total {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--pos-border-primary);
}

.checkout-button {
    width: 100%;
    padding: 1rem;
    background: var(--pos-success);
    color: white;
    border: none;
    border-radius: var(--pos-radius-md);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.checkout-button:hover {
    background: #059669;
}

.checkout-button:disabled {
    background: var(--pos-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.product-card {
    background: var(--pos-bg-card);
    border: 1px solid var(--pos-border-primary);
    border-radius: var(--pos-radius-md);
    padding: 1rem;
    cursor: pointer;
    transition: var(--pos-transition);
    text-align: center;
}

.product-card:hover {
    border-color: var(--pos-primary);
    box-shadow: var(--pos-shadow-md);
    transform: translateY(-2px);
}

.product-image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--pos-radius-sm);
    margin-bottom: 0.5rem;
}

.product-name {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--pos-text-primary);
}

.product-price {
    color: var(--pos-primary);
    font-weight: 700;
    font-size: 1rem;
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 2rem;
    border-radius: var(--pos-radius-lg);
    box-shadow: var(--pos-shadow-lg);
    width: 100%;
    max-width: 400px;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo h1 {
    font-size: 2rem;
    color: var(--pos-primary);
    margin-bottom: 0.5rem;
}

.login-form input {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--pos-border-primary);
    border-radius: var(--pos-radius-md);
    font-size: 1rem;
    transition: var(--pos-transition);
}

.login-form input:focus {
    outline: none;
    border-color: var(--pos-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.login-form button {
    width: 100%;
    padding: 1rem;
    background: var(--pos-primary);
    color: white;
    border: none;
    border-radius: var(--pos-radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.login-form button:hover {
    background: var(--pos-primary-dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    .pos-main {
        padding: 1rem;
    }
    
    .pos-checkout-container {
        flex-direction: column;
        height: auto;
    }
    
    .products-section,
    .cart-section {
        flex: none;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .dashboard-container {
        padding: 1rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }

/* Custom Component Classes */
.btn-primary {
    background: var(--pos-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--pos-radius-md);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.btn-primary:hover {
    background: var(--pos-primary-dark);
}

.btn-secondary {
    background: var(--pos-secondary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--pos-radius-md);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.btn-secondary:hover {
    background: var(--pos-secondary-dark);
}

.btn-success {
    background: var(--pos-success);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--pos-radius-md);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.btn-success:hover {
    background: #059669;
}

.btn-danger {
    background: var(--pos-error);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--pos-radius-md);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pos-transition);
}

.btn-danger:hover {
    background: #DC2626;
}

/* Hide admin bar for POS pages */
.admin-bar {
    margin-top: 0 !important;
}

/* Ensure full height for POS pages */
html.pos-page {
    height: 100%;
}

body.pos-page {
    height: 100%;
}