/* Custom Styles for POS System */

:root {
    --primary-color: #4f46e5;
    --primary-dark: #3730a3;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --light-color: #f8fafc;
    --dark-color: #1f2937;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-warning: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-info: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--dark-color);
    min-height: 100vh;
}

/* Main content spacing */
main {
    padding-top: 2rem;
    padding-bottom: 2rem;
    min-height: calc(100vh - 80px);
    position: relative;
    z-index: 1;
}

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Navbar Styling */
.navbar {
    background: var(--gradient-primary) !important;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    z-index: 1030;
    position: relative;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin: 0 0.2rem;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.navbar-nav .dropdown-toggle::after {
    margin-left: 0.5rem;
}

/* User Dropdown */
.user-info {
    text-align: left;
}

.user-name {
    font-weight: 600;
    color: white;
    font-size: 0.9rem;
    line-height: 1.2;
}

.user-role {
    font-size: 0.75rem;
    opacity: 0.8;
}

.dropdown-menu {
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    margin-top: 0.5rem;
    z-index: 1050;
    min-width: 200px;
}

.dropdown-item {
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: 8px;
    margin: 0.2rem 0.5rem;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
    transform: translateX(5px);
}

.dropdown-item.text-danger:hover {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

/* Fix dropdown positioning */
.navbar-nav .dropdown-menu {
    position: absolute !important;
    inset: 0px 0px auto auto !important;
    margin: 0px !important;
    transform: translate(0px, 58px) !important;
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    transition: all 0.3s ease;
}

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

/* Dashboard Cards */
.dashboard-card {
    border: none;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.dashboard-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.dashboard-card .card-body {
    padding: 2rem;
}

.dashboard-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

/* POS Interface */
.pos-container {
    height: calc(100vh - 100px);
    overflow: hidden;
}

.product-grid {
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
}

.product-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.product-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.product-card.out-of-stock {
    opacity: 0.6;
    cursor: not-allowed;
}

.cart-container {
    background: white;
    height: 100%;
    border-left: 1px solid #dee2e6;
    display: flex;
    flex-direction: column;
}

.cart-header {
    padding: 1rem;
    border-bottom: 1px solid #dee2e6;
}

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

.cart-item {
    padding: 0.75rem;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-footer {
    padding: 1rem;
    border-top: 1px solid #dee2e6;
    background: #f8f9fa;
}

/* Tables */
.table-responsive {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.08);
}

/* Product Images */
.product-image {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.product-image:hover {
    transform: scale(1.1);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.product-image-large {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 12px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.product-image-large:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

/* Placeholder styling */
.product-image[src*="no-product"],
.product-image-large[src*="no-product"] {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #ced4da;
    opacity: 0.8;
}

.product-image[src*="no-product"]:hover,
.product-image-large[src*="no-product"]:hover {
    opacity: 1;
    border-color: var(--info-color);
}

/* Status Badges */
.badge-status {
    padding: 0.35rem 0.65rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 50px;
}

/* Search Box */
.search-box {
    position: relative;
}

.search-box .form-control {
    padding-left: 2.5rem;
    border-radius: 50px;
}

.search-box .search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
}

/* Sidebar */
.sidebar {
    background: white;
    min-height: calc(100vh - 56px);
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.05);
}

.sidebar .nav-link {
    color: #333;
    padding: 0.75rem 1rem;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
}

.sidebar .nav-link:hover {
    background: #f8f9fa;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.sidebar .nav-link.active {
    background: #e7f1ff;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    .print-only {
        display: block !important;
    }
}

/* Modern Buttons */
.btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--gradient-primary);
}

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

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

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

/* Modern Forms */
.form-control, .form-select {
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    background: white;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Tables */
.table {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.table thead th {
    background: var(--gradient-primary);
    color: white;
    border: none;
    font-weight: 600;
    padding: 1rem;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background: rgba(79, 70, 229, 0.05);
    transform: scale(1.01);
}

/* Badges */
.badge {
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.75rem;
}

/* Login Page Enhancement */
.login-container .card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeInScale 0.5s ease-out;
}

.slide-in-up {
    animation: slideInUp 0.5s ease-out;
}

/* Image Upload Styling */
.image-upload-container {
    position: relative;
    border: 3px dashed #e2e8f0;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    background: rgba(248, 250, 252, 0.5);
}

.image-upload-container:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.05);
}

.image-upload-container.dragover {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.05);
}

.image-preview {
    max-width: 200px;
    max-height: 200px;
    border-radius: 10px;
    margin: 1rem auto;
    box-shadow: var(--shadow-md);
}

/* Responsive */
@media (max-width: 768px) {
    .pos-container {
        height: auto;
    }
    
    .cart-container {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 50vh;
        z-index: 1000;
        transform: translateY(100%);
        transition: transform 0.3s ease;
    }
    
    .cart-container.show {
        transform: translateY(0);
    }
    
    .dashboard-card .card-body {
        padding: 1.5rem;
    }
    
    .dashboard-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}