.three-col-container {
    display: flex;
    gap: 20px;
    padding: 20px;
    align-items: stretch;   /* IMPORTANT: equal height */
}

/* ALL COLUMNS EQUAL */
.col-md-3,
.col-md-5,
.col-lg-6 {
    flex: 1;                     /* equal width */
    min-height: 420px;           /* equal height */
    background: #ffffff;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
    box-sizing: border-box;
}

/* Text */
.D-medium {
    font-size: 14px;
    line-height: 1.6;
}

/* MAP – FULL HEIGHT */
.mapouter,
.gmap_canvas {
    width: 100%;
    height: 100%;
}

.gmap_canvas iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* Contact Form */
.form-box {
    height: 100%;              /* fill column height */
    display: flex;
    flex-direction: column;
}

.form-box h2 {
    text-align: center;
    margin-bottom: 10px;
}

.form-box form {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.form-box label {
    margin-top: 8px;
    font-weight: bold;
}

.form-box input,
.form-box textarea {
    width: 100%;
    padding: 7px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.form-box button {
    margin-top: auto;          /* button stays bottom */
    padding: 8px 20px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

/* MOBILE VIEW */
@media (max-width: 768px) {
    .three-col-container {
        flex-direction: column;
    }

    .col-md-3,
    .col-md-5,
    .col-lg-6 {
        min-height: auto;
    }
}