/* Modal Styles */
.sdr-modal {
    position: fixed;
    z-index: 100000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
}

.sdr-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.sdr-modal-content {
    position: relative;
    background-color: #fefefe;
    margin: 5% auto;
    padding: 0;
    border: 1px solid #888;
    width: 90%;
    max-width: 600px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    animation: sdrModalSlideIn 0.3s ease-out;
    transition: all 0.3s ease;
}

/* Full screen mode for PDF viewer */
.sdr-modal-content.sdr-fullscreen {
    width: 100%;
    height: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: 0;
    animation: sdrModalExpand 0.3s ease-out;
}

@keyframes sdrModalExpand {
    from {
        width: 90%;
        max-width: 600px;
        margin: 5% auto;
    }
    to {
        width: 100%;
        max-width: 100%;
        margin: 0;
    }
}

@keyframes sdrModalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.sdr-modal-close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    padding: 10px 15px;
    cursor: pointer;
    line-height: 1;
}

.sdr-modal-close:hover,
.sdr-modal-close:focus {
    color: #000;
}

.sdr-modal-body {
    padding: 30px;
    clear: both;
}

.sdr-modal-body h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #333;
}

.sdr-step {
    display: block;
}

.sdr-message {
    padding: 12px;
    border-radius: 4px;
    margin-top: 10px;
}

.sdr-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.sdr-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.sdr-request-btn {
    background-color: #0073aa !important;
    color: #fff !important;
    border: none !important;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.sdr-request-btn:hover {
    background-color: #005a87 !important;
}

#sdr-otp-input {
    font-family: monospace;
    font-weight: bold;
}

#sdr-pdf-viewer {
    border-radius: 4px;
}

/* Full screen PDF viewer */
.sdr-fullscreen #sdr-pdf-viewer {
    height: calc(100vh - 150px) !important;
    border-radius: 0;
}

.sdr-fullscreen .sdr-modal-body {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.sdr-fullscreen #sdr-pdf-container {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sdr-fullscreen #sdr-step-pdf {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sdr-fullscreen #sdr-step-pdf h3 {
    margin: 0 0 10px 0;
}

/* Responsive */
@media (max-width: 768px) {
    .sdr-modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .sdr-modal-body {
        padding: 20px;
    }
}