/* MERIT Demo Request Popup */
.mdr-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.mdr-overlay.mdr-visible {
    opacity: 1;
}

.mdr-popup {
    background: linear-gradient(135deg, #5b7cf7 0%, #6ea3f7 100%);
    border-radius: 20px;
    padding: 50px 45px 40px;
    max-width: 680px;
    width: 90%;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}
.mdr-overlay.mdr-visible .mdr-popup {
    transform: translateY(0);
}

.mdr-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    color: #fff;
    font-size: 32px;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
    line-height: 1;
}
.mdr-close:hover {
    opacity: 1;
}

.mdr-title {
    color: #fff;
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 30px;
    text-align: left;
}

.mdr-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.mdr-field {
    flex: 1;
}
.mdr-field.mdr-full {
    margin-bottom: 20px;
}

.mdr-field label {
    display: block;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 8px;
}

.mdr-req {
    color: #ffcdd2;
}

.mdr-field input,
.mdr-field textarea {
    width: 100%;
    padding: 12px 15px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    background: #fff;
    color: #333;
    box-sizing: border-box;
    transition: box-shadow 0.2s;
}

.mdr-field input:focus,
.mdr-field textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.4);
}

.mdr-field textarea {
    resize: vertical;
    min-height: 100px;
}

.mdr-field input.mdr-error,
.mdr-field textarea.mdr-error {
    box-shadow: 0 0 0 3px rgba(255, 82, 82, 0.6);
}

.mdr-submit-wrap {
    text-align: center;
    margin-top: 10px;
}

.mdr-submit-btn {
    background: #1a1a2e;
    color: #fff;
    border: none;
    padding: 14px 60px;
    font-size: 17px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}
.mdr-submit-btn:hover {
    background: #0d0d1a;
    transform: translateY(-1px);
}
.mdr-submit-btn:active {
    transform: translateY(0);
}
.mdr-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.mdr-message {
    text-align: center;
    margin-top: 15px;
    padding: 10px;
    border-radius: 6px;
    font-weight: 500;
}
.mdr-message.mdr-msg-error {
    background: rgba(255, 82, 82, 0.2);
    color: #ffcdd2;
}

/* Success State */
.mdr-success {
    text-align: center;
    padding: 30px 0;
}
.mdr-success-icon {
    width: 70px;
    height: 70px;
    background: #fff;
    color: #4caf50;
    border-radius: 50%;
    font-size: 36px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.mdr-success h3 {
    color: #fff;
    font-size: 24px;
    margin: 0 0 10px;
}
.mdr-success-msg {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
    margin: 0 0 25px;
}
.mdr-close-btn {
    background: #fff;
    color: #4a6cf7;
    border: none;
    padding: 12px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
}
.mdr-close-btn:hover {
    background: #f0f0f0;
}

/* Spinner */
.mdr-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: mdr-spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}
@keyframes mdr-spin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 600px) {
    .mdr-popup {
        padding: 35px 25px 30px;
    }
    .mdr-row {
        flex-direction: column;
        gap: 0;
        margin-bottom: 0;
    }
    .mdr-field {
        margin-bottom: 15px;
    }
    .mdr-title {
        font-size: 26px;
    }
}