.binding-section {
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.binding-title {
    color: #2c3e50;
    border-bottom: 3px solid #42b883;
    padding-bottom: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}
.binding-icon {
    color: #42b883;
    font-size: 1.8rem;
    margin-right: 15px;
}
.diagram-box {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
    text-align: center;
}
.diagram-item {
    display: inline-block;
    padding: 20px;
    margin: 0 15px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    min-width: 150px;
}
.diagram-arrow {
    display: inline-block;
    font-size: 2rem;
    color: #42b883;
    margin: 0 10px;
    vertical-align: middle;
}
.binding-card {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    border-top: 4px solid;
    transition: transform 0.3s ease;
}
.binding-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}
.binding-name {
    color: #2c3e50;
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 10px;
}
.example-container {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    overflow: hidden;
}
.example-title {
    color: #2c3e50;
    margin-bottom: 15px;
    font-weight: bold;
}
.example-result {
    background-color: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 15px;
    margin-top: 15px;
    min-height: 80px;
}
.comparison-table {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 20px 0;
}
.comparison-table th {
    background-color: #42b883;
    color: white;
    padding: 15px;
}
.comparison-table td {
    padding: 15px;
    border-bottom: 1px solid #eee;
}
.comparison-table tr:last-child td {
    border-bottom: none;
}
.warning-box {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}
.tip-box {
    background-color: #d4edda;
    border-left: 4px solid #28a745;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}
.info-box {
    background-color: #e3f2fd;
    border-left: 4px solid #2196f3;
    padding: 20px;
    border-radius: 0 8px 8px 0;
    margin: 25px 0;
}
.interactive-demo {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    margin: 30px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid #e0e0e0;
}
.demo-area {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    margin-top: 20px;
    border: 1px dashed #ccc;
}
.form-control-group {
    margin-bottom: 15px;
}
.form-control-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
.binding-badge {
    display: inline-block;
    padding: 5px 12px;
    background-color: #42b883;
    color: white;
    border-radius: 20px;
    font-size: 0.9rem;
    margin: 5px;
    font-weight: bold;
}
.code-block {
    position: relative;
    margin: 20px 0;
}
.code-block pre {
    margin: 0;
    border-radius: 8px;
}
.code-block-title {
    background-color: #42b883;
    color: white;
    padding: 8px 15px;
    border-radius: 8px 8px 0 0;
    font-size: 0.9rem;
    font-weight: bold;
}
.binding-type-card {
    text-align: center;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 10px;
    background-color: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}
.binding-type-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.binding-type-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}
.binding-type-title {
    color: #2c3e50;
    font-size: 1.3rem;
    margin-bottom: 10px;
}
.class-binding-example {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 20px 0;
}
.class-box {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
}