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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    direction: rtl;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    padding: 40px;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.section-title {
    margin: 30px 0 20px;
    color: #333;
    border-bottom: 2px solid #667eea;
    padding-bottom: 10px;
    font-size: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.axes-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.checkbox-item:hover {
    background: #e9ecef;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.checkbox-item input[type="checkbox"] {
    margin-left: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background: #5568d3;
}

.btn-success {
    background: #4caf50;
}

.btn-success:hover {
    background: #45a049;
}

.error {
    background: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.success {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.counter {
    text-align: left;
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    padding: 8px;
    background: #f8f9fa;
    border-radius: 5px;
    font-weight: bold;
}

.counter.warning {
    color: #dc3545;
    background: #f8d7da;
}

.loading {
    display: none;
    text-align: center;
    padding: 20px;
}

.loading.active {
    display: block;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.ajax-fields {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }
    
    .axes-container {
        grid-template-columns: 1fr;
    }
}



@keyframes slideDown {
    from { 
        opacity: 0; 
        transform: translateY(-10px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.ajax-fields {
    animation: slideDown 0.3s ease-out;
}

.section-title {
    margin: 30px 0 20px;
    color: #333;
    border-bottom: 2px solid #667eea;
    padding-bottom: 10px;
    font-size: 20px;
}

.axes-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.checkbox-item:hover {
    background: #e9ecef;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.checkbox-item input[type="checkbox"] {
    margin-left: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.counter {
    text-align: left;
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    padding: 8px;
    background: #f8f9fa;
    border-radius: 5px;
    font-weight: bold;
}

.counter.warning {
    color: #dc3545;
    background: #f8d7da;
}

.btn-success {
    background: #4caf50;
}

.btn-success:hover {
    background: #45a049;
}

.error {
    background: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    direction: rtl;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    padding: 40px;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background: #5568d3;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }
    
    .axes-container {
        grid-template-columns: 1fr;
    }
}