#nta-wrapper {
    font-family: Arial;
    background: #f1f3f6;
}

#nta-header {
    background: #1a237e;
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#nta-body {
    display: flex;
    height: 85vh;
}

#nta-question-panel {
    width: 75%;
    padding: 20px;
    background: white;
}

#nta-sidebar {
    width: 25%;
    background: #e8eaf6;
    padding: 15px;
    overflow-y: auto;
}

#sh-palette {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.palette-btn {
    height: 40px;
    border: none;
    background: #c5cae9;
    cursor: pointer;
    font-weight: bold;
}

.palette-btn.active {
    background: #3949ab;
    color: white;
}

.palette-btn.answered {
    background: #4caf50;
    color: white;
}

#nta-navigation {
    margin-top: 20px;
}

#nta-navigation button {
    padding: 10px 20px;
    margin-right: 10px;
}

#nta-submit {
    background: red;
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
}


#sh-mock-wrapper {
    max-width: 1100px;
    margin: 30px auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    overflow: hidden;
    font-family: Arial, sans-serif;
}

#sh-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #1f3c88;
    color: white;
    padding: 15px 25px;
}

#sh-main {
    display: flex;
}

#sh-left-panel {
    width: 70%;
    padding: 25px;
}

#sh-right-panel {
    width: 30%;
    background: #f4f6fb;
    padding: 20px;
    border-left: 1px solid #ddd;
}

.option-btn {
    display: block;
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 6px;
    border: 1px solid #ccc;
    cursor: pointer;
    background: #f5f5f5;
    text-align: left;
}

.option-btn.selected {
    background: #2d6cdf;
    color: white;
}

#sh-nav-buttons {
    margin-top: 20px;
}

#sh-nav-buttons button {
    padding: 10px 20px;
    margin-right: 10px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
}

#sh-next {
    background: #2d6cdf;
    color: white;
}

#sh-prev {
    background: #777;
    color: white;
}

.palette-btn {
    width: 40px;
    height: 40px;
    margin: 5px;
    border-radius: 50%;
    border: none;
    background: #ddd;
    cursor: pointer;
}

.palette-btn.answered {
    background: #28a745;
    color: white;
}