/* css/inventory-style.css */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    --sidebar-width: 250px;
    --header-height: 60px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f6fa;
    color: #2c3e50;
}

/* Header */
.header {
    background: var(--primary-color);
    color: white;
    padding: 0 20px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.header-title {
    font-size: 20px;
    font-weight: 600;
}

.header-title i {
    margin-right: 10px;
    color: var(--secondary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: white;
    box-shadow: 2px 0 5px rgba(0,0,0,0.05);
    overflow-y: auto;
    padding: 20px 0;
    transition: transform 0.3s ease;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
}

.sidebar-menu li {
    margin-bottom: 2px;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    padding: 12px 25px;
    color: #555;
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.sidebar-menu li a:hover {
    background: var(--light-color);
    color: var(--primary-color);
    border-left-color: var(--secondary-color);
}

.sidebar-menu li a.active {
    background: var(--light-color);
    color: var(--secondary-color);
    border-left-color: var(--secondary-color);
    font-weight: 600;
}

.sidebar-menu li a i {
    width: 25px;
    margin-right: 10px;
    font-size: 18px;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--header-height);
    padding: 30px;
    min-height: calc(100vh - var(--header-height));
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.card:hover {
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-color);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    text-align: center;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    color: #777;
    margin-top: 5px;
    font-size: 14px;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

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

.table thead {
    background: var(--light-color);
}

.table th {
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid #ddd;
}

.table td {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
}

.table tbody tr:hover {
    background: #f8f9fa;
}

/* Badges */
.badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    display: inline-block;
}

.badge-success { background: #d4edda; color: #155724; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-danger { background: #f8d7da; color: #721c24; }
.badge-info { background: #d1ecf1; color: #0c5460; }
.badge-primary { background: #cce5ff; color: #004085; }
.badge-dark { background: #d6d8db; color: #1b1e21; }
.badge-secondary { background: #e2e3e5; color: #383d41; }

/* Buttons */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
}

.btn-primary {
    background: var(--secondary-color);
    color: white;
}
.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
}

.btn-success {
    background: var(--success-color);
    color: white;
}
.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: var(--accent-color);
    color: white;
}
.btn-danger:hover {
    background: #c0392b;
}

.btn-warning {
    background: var(--warning-color);
    color: #333;
}
.btn-warning:hover {
    background: #e0a800;
}

.btn-info {
    background: var(--info-color);
    color: white;
}
.btn-info:hover {
    background: #138496;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

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

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--primary-color);
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Alerts */
.alert {
    padding: 12px 20px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .header-title {
        font-size: 16px;
    }
    
    .hamburger {
        display: block !important;
        cursor: pointer;
        position: fixed;
        top: 15px;
        right: 80px;
        z-index: 1001;
        color: white;
        font-size: 24px;
    }
}

.hamburger {
    display: none;
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

/* Login Page */
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 30px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.login-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary-color);
}

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

.login-container .btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
}

/* Print Styles */
@media print {
    .sidebar, .header, .no-print {
        display: none !important;
    }
    
    .main-content {
        margin: 0 !important;
        padding: 20px !important;
    }
}