.ecf-container {
    max-width: 600px;
    margin: 20px auto;
    padding: 25px;
    background: #110d1a;
    color: #e2dcf0;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
    font-family: Arial, sans-serif;
}
.ecf-container h2 {
    text-align: center;
    color: #ffd700;
    margin-bottom: 20px;
}
.ecf-radio-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
    background: #1c142a;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #4a3b63;
}
.ecf-radio-group label {
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
}
.ecf-field-row {
    display: flex;
    gap: 15px;
}
.ecf-field {
    flex: 1;
    margin-bottom: 15px;
}
.ecf-field label {
    display: block;
    font-size: 13px;
    color: #bfaecf;
    margin-bottom: 5px;
}
.ecf-container input[type="text"], .ecf-container select {
    width: 100%;
    padding: 10px;
    background: #0b0714;
    color: #fff;
    border: 1px solid #4a3b63;
    border-radius: 6px;
    box-sizing: border-box;
}
.ecf-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}
#ecf-submit-btn, #ecf-reset-btn {
    width: 100%;
    padding: 12px;
    font-weight: bold;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: background 0.3s;
}
#ecf-submit-btn {
    background: #8a5cf5;
    color: #fff;
}
#ecf-submit-btn:hover {
    background: #a17fff;
}
#ecf-reset-btn {
    background: #2b223a;
    color: #bfa3ff;
    border: 1px solid #4a3b63;
}
.ecf-results-box {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 2px dashed #4a3b63;
    text-align: center;
}
.ecf-info-text {
    font-size: 14px;
    color: #bfaecf;
    background: #1c142a;
    padding: 8px;
    border-radius: 4px;
    display: inline-block;
}
.ecf-balls-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
}
.ecf-ball {
    width: 46px;
    height: 46px;
    background: radial-gradient(circle at 30% 30%, #ffd700, #8c7200);
    color: #140f1f;
    font-weight: bold;
    font-size: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 4px 10px rgba(0,0,0,0.5);
}
.ecf-error {
    color: #ff4a4a;
    background: rgba(255, 74, 74, 0.1);
    padding: 10px;
    border-radius: 6px;
    margin-top: 15px;
    border: 1px solid #ff4a4a;
    text-align: center;
}