/* assets/css/style.css */
:root {
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --primary: #6c5ce7;
    --primary-hover: #5b4cdb;
    --success: #00b894;
    --danger: #d63031;
    --warning: #fdcb6e;
    --info: #0984e3;
    --text-primary: #dfe6e9;
    --text-secondary: #b2bec3;
    --bg-primary: #0a0a1a;
    --bg-secondary: #12122a;
    --bg-card: rgba(20, 20, 45, 0.6);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3e 100%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
    width: 280px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    padding: 20px;
    transition: var(--transition);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar.collapsed {
    width: 80px;
    padding: 20px 10px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 2rem;
}

.sidebar-toggle {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-toggle:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--primary);
    border-radius: 0 4px 4px 0;
    transform: scaleY(0);
    transition: var(--transition);
}

.nav-item:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
    transform: translateX(5px);
}

.nav-item.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
}

.nav-item.active::before {
    transform: scaleY(1);
}

.nav-item i {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.sidebar.collapsed .nav-item span,
.sidebar.collapsed .logo span {
    display: none;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 14px;
}

.sidebar.collapsed .nav-item i {
    margin: 0;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 30px;
    transition: var(--transition);
    min-height: 100vh;
}

.main-content.expanded {
    margin-left: 80px;
}

/* Glass Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 24px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary { background: rgba(108, 92, 231, 0.2); color: var(--primary); }
.stat-icon.success { background: rgba(0, 184, 148, 0.2); color: var(--success); }
.stat-icon.warning { background: rgba(253, 203, 110, 0.2); color: var(--warning); }
.stat-icon.danger { background: rgba(214, 48, 49, 0.2); color: var(--danger); }
.stat-icon.info { background: rgba(9, 132, 227, 0.2); color: var(--info); }

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Inter', sans-serif;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 184, 148, 0.4);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(214, 48, 49, 0.4);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: var(--primary);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--glass-border);
}

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

thead {
    background: var(--glass-bg);
}

th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 16px;
    border-top: 1px solid var(--glass-border);
}

tr:hover {
    background: var(--glass-bg);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--danger);
}

/* Badge */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-success { background: rgba(0, 184, 148, 0.2); color: var(--success); }
.badge-danger { background: rgba(214, 48, 49, 0.2); color: var(--danger); }
.badge-warning { background: rgba(253, 203, 110, 0.2); color: var(--warning); }
.badge-info { background: rgba(9, 132, 227, 0.2); color: var(--info); }

/* Alerts */
.alert {
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: rgba(0, 184, 148, 0.1);
    border: 1px solid rgba(0, 184, 148, 0.3);
    color: var(--success);
}

.alert-danger {
    background: rgba(214, 48, 49, 0.1);
    border: 1px solid rgba(214, 48, 49, 0.3);
    color: var(--danger);
}

.alert-warning {
    background: rgba(253, 203, 110, 0.1);
    border: 1px solid rgba(253, 203, 110, 0.3);
    color: var(--warning);
}

/* Charts */
.chart-container {
    position: relative;
    height: 300px;
    margin-bottom: 30px;
}

/* POS Specific */
.pos-container {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 20px;
}

.pos-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 15px;
}

.pos-product-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 15px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.pos-product-card:hover {
    transform: scale(1.05);
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.pos-product-image {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    object-fit: cover;
    margin-bottom: 10px;
}

.pos-product-name {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 5px;
}

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

.pos-cart {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 20px;
}

.cart-items {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 20px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}

.cart-total {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 20px 0;
    padding-top: 20px;
    border-top: 2px solid var(--glass-border);
}

/* Quick Actions FAB */
.quick-actions {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 100;
}

.fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.5);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(108, 92, 231, 0.7);
}

/* Search Bar */
.search-bar {
    position: relative;
    margin-bottom: 20px;
}

.search-bar input {
    width: 100%;
    padding: 14px 20px 14px 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    color: var(--text-primary);
    font-size: 1rem;
}

.search-bar i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .main-content.expanded {
        margin-left: 0;
    }
    
    .pos-container {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .pos-products {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

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

.fade-in {
    animation: fadeIn 0.3s ease;
}

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

.slide-up {
    animation: slideUp 0.4s ease;
}

/* Print Styles */
@media print {
    body * {
        visibility: hidden;
    }
    
    .print-area, .print-area * {
        visibility: visible;
    }
    
    .print-area {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
    }
}