.header-gradient {
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: white;
    border-radius: 0 0 20px 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}
.generator-card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}
.generator-card:hover {
    transform: translateY(-5px);
}
.btn-primary {
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    border: none;
    transition: all 0.3s;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(30, 60, 114, 0.3);
}
.flag-icon {
    width: 24px;
    height: 18px;
    margin-right: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.result-card {
    border-left: 4px solid #2a5298;
}
.map-container {
    height: 200px;
    background-color: #f1f3f5;
    border-radius: 8px;
    overflow: hidden;
}
.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
    border-width: 0.2em;
}
.copy-btn {
    cursor: pointer;
    transition: all 0.2s;
}
.copy-btn:hover {
    transform: scale(1.05);
}