/* Общие стили для инструментов */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.tool-header {
    text-align: center;
    margin-bottom: 30px;
}

.tool-header h1 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.tool-header p {
    color: #7f8c8d;
    font-size: 16px;
}

.tool-content {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #34495e;
}

.form-input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    resize: vertical;
}

.form-input:focus {
    outline: none;
    border-color: #3498db;
}

.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #ecf0f1;
    color: #34495e;
}

.btn-secondary:hover {
    background: #d5dbdb;
}

#results {
    margin-top: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}