/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FA 100%);
    min-height: 100vh;
    direction: rtl;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
    border: 1px solid #E9ECEF;
}

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

.logo i {
    font-size: 2rem;
    color: #6C757D;
}

.logo h1 {
    color: #495057;
    font-size: 1.8rem;
    font-weight: bold;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info span {
    color: #495057;
    font-weight: 500;
}

.logout-btn {
    background: #6C757D;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logout-btn:hover {
    background: #5A6268;
    transform: translateY(-2px);
}

/* Navigation */
.navigation {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.9);
    padding: 10px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid #E9ECEF;
}

.nav-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 15px 20px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1rem;
    color: #6C757D;
    font-weight: 500;
}

.nav-btn:hover {
    background: rgba(108, 117, 125, 0.1);
    transform: translateY(-2px);
}

.nav-btn.active {
    background: #6C757D;
    color: white;
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

/* Main Content */
.main-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
    border: 1px solid #E9ECEF;
}

.section {
    display: none;
}

.section.active {
    display: block;
}

/* Cards */
.card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.card h2 {
    color: #495057;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #495057;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #E9ECEF;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: #6C757D;
    box-shadow: 0 0 0 3px rgba(108, 117, 125, 0.1);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: #6C757D;
    color: white;
}

.btn-primary:hover {
    background: #5A6268;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.btn-secondary {
    background: #F8F9FA;
    color: #6C757D;
    border: 2px solid #6C757D;
}

.btn-secondary:hover {
    background: #6C757D;
    color: white;
    transform: translateY(-2px);
}

.btn-success {
    background: #28A745;
    color: white;
}

.btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
}

.btn-danger {
    background: #DC3545;
    color: white;
}

.btn-danger:hover {
    background: #C82333;
    transform: translateY(-2px);
}

/* Scanner Actions */
.scanner-actions {
    display: flex;
    gap: 15px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.camera-container {
    margin: 20px 0;
    text-align: center;
}

#camera-video {
    width: 100%;
    max-width: 500px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.scan-result {
    background: #F8F9FA;
    border: 2px solid #28A745;
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    text-align: center;
}

.scan-result h3 {
    color: #155724;
    margin-bottom: 10px;
}

.scan-result p {
    color: #495057;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

/* Statistics */
.filters {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    align-items: end;
}

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

.stat-card {
    background: linear-gradient(135deg, #F8F9FA 0%, #E9ECEF 100%);
    border-radius: 15px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    border: 1px solid #E9ECEF;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
    color: #6C757D;
}

.stat-content h3 {
    font-size: 2rem;
    color: #495057;
    margin-bottom: 5px;
}

.stat-content p {
    color: #6C757D;
    font-weight: 500;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.data-table th {
    background: #6C757D;
    color: white;
    padding: 15px;
    text-align: right;
    font-weight: 500;
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid #E0E0E0;
    text-align: right;
}

.data-table tr:hover {
    background: #F8F9FA;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading-spinner {
    background: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.loading-spinner i {
    font-size: 3rem;
    color: #6C757D;
    margin-bottom: 15px;
}

.loading-spinner p {
    color: #495057;
    font-size: 1.1rem;
    font-weight: 500;
}

/* Messages */
.message-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
}

.message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    animation: slideIn 0.3s ease;
}

.message.success {
    background: #D4EDDA;
    color: #155724;
    border: 1px solid #28A745;
}

.message.error {
    background: #F8D7DA;
    color: #721C24;
    border: 1px solid #DC3545;
}

.message.info {
    background: #F8F9FA;
    color: #495057;
    border: 1px solid #6C757D;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .navigation {
        flex-direction: column;
    }
    
    .nav-btn {
        justify-content: center;
    }
    
    .filters {
        flex-direction: column;
    }
    
    .scanner-actions {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #2C2C2C 0%, #1A1A1A 100%);
    }
    
    .header, .navigation, .main-content {
        background: rgba(40, 40, 40, 0.95);
        color: #F8F9FA;
        border-color: #495057;
    }
    
    .card {
        background: rgba(50, 50, 50, 0.95);
        color: #F8F9FA;
        border: 1px solid #495057;
    }
    
    .form-control {
        background: rgba(50, 50, 50, 0.8);
        color: #F8F9FA;
        border-color: #6C757D;
    }
    
    .data-table {
        background: rgba(50, 50, 50, 0.95);
        color: #F8F9FA;
    }
    
    .data-table th {
        background: #495057;
    }
    
    .data-table tr:hover {
        background: rgba(108, 117, 125, 0.1);
    }
}