.gmu-box {
    max-width: 420px;
    margin: 40px auto;
    padding: 30px;
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    font-family: system-ui, -apple-system, BlinkMacSystemFont;
}

.gmu-box h2 {
    margin-bottom: 20px;
    color: #1b4d3e;
    text-align: center;
}

.gmu-form label {
    display: block;
    margin-top: 15px;
    font-weight: 600;
}

.gmu-form input,
.gmu-form select {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    border-radius: 6px;
    border: 1px solid #ccc;
}

.gmu-phone {
    display: flex;
    gap: 8px;
}

.gmu-form button {
    width: 100%;
    margin-top: 25px;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: #1b8a5a;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

.gmu-form button:hover {
    background: #15724a;
}