.generator-card {
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: none;
    margin-bottom: 20px;
}
.form-label {
    font-weight: 600;
    color: #495057;
}
.input-group-text {
    background-color: #f8f9fa;
    font-weight: 500;
}
.btn-generate {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 12px 20px;
    border-radius: 8px;
    transition: all 0.3s;
}
.btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(17, 153, 142, 0.25);
}
.btn-secondary-action {
    background-color: #6c757d;
    color: white;
    border-radius: 8px;
    padding: 10px 16px;
    font-weight: 500;
}
.btn-secondary-action:hover {
    background-color: #5a6268;
    color: white;
}
.result-container {
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
    border-left: 5px solid #11998e;
    max-height: 400px;
    overflow-y: auto;
}
.sequence-display {
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    line-height: 1.8;
    padding: 15px;
    background-color: #f0f9f5;
    border-radius: 8px;
    border: 1px solid #cce7e0;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.sequence-item {
    display: inline-block;
    padding: 4px 8px;
    margin: 3px;
    background-color: #e8f5e9;
    border-radius: 4px;
    border: 1px solid #c8e6c9;
    transition: all 0.2s;
}
.sequence-item:hover {
    background-color: #d4edda;
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.format-option {
    border: 2px solid #dee2e6;
    border-radius: 8px;
    padding: 12px;
    cursor: pointer;
    transition: all 0.2s;
}
.format-option:hover {
    border-color: #11998e;
    background-color: #f8f9fa;
}
.format-option.active {
    border-color: #11998e;
    background-color: #e8f5e9;
}
.format-icon {
    font-size: 1.5rem;
    color: #11998e;
    margin-bottom: 8px;
}
.example-item {
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 6px;
    margin-bottom: 8px;
    border-left: 4px solid transparent;
    transition: all 0.2s;
}
.example-item:hover {
    background-color: #e9ecef;
    border-left-color: #11998e;
}
.example-title {
    font-weight: 600;
    color: #495057;
}
.example-desc {
    font-size: 0.9rem;
    color: #6c757d;
}
.alert-custom {
    border-radius: 10px;
    border-left: 5px solid #11998e;
}
.info-box {
    background-color: #e8f4fd;
    border-radius: 8px;
    padding: 15px;
    border-left: 4px solid #17a2b8;
    margin-bottom: 20px;
}
.item-index {
    font-size: 0.8rem;
    color: #6c757d;
    font-weight: 600;
}
.stats-box {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    margin-top: 15px;
    border: 1px solid #dee2e6;
}
.stats-item {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px dashed #dee2e6;
}
.stats-item:last-child {
    border-bottom: none;
}