/* Global variables */
:root {
    --primary-color: #04AA6D;
    --bg-color: #f0f0f0;
    --text-color: #333;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --border-radius: 4px;
}

/* Base styles */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 20px 100px;
    background-color: var(--bg-color);
}

/* Header styles */
h1, #currentSubject {
    text-align: center;
    color: var(--primary-color);
}

/* Container styles */
.container, #feedback {
    background-color: #f9f9f9;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 16px;
    margin-bottom: 20px;
}

/* Button styles */
button {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border-radius: var(--border-radius);
    font-size: 16px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #038f5d;
}

#next {
    background-color: #A6CEE3; /* Soft pastel light blue */
    color: #333; /* Darker text for better contrast on light blue */
}

#next:hover {
    background-color: #85B6D9; /* Slightly darker pastel blue on hover */
}

.button-overlay button {
    background-color: #e7e7e7;
    color: black;
}

.button-overlay button:hover {
    background-color: #ddd;
}

#submit {
    background-color: #B5E8B5; /* Pastel green */
    color: #333; /* Darker text for better contrast */
}

#submit:hover {
    background-color: #96D696; /* Slightly darker pastel green on hover */
}

/* Answer input styles */
.answer-container {
    position: relative;
    margin-bottom: 20px;
}

textarea {
    width: 100%;
    padding: 12px 12px 30px;
    margin: 8px 0;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-size: 16px;
}

.tooltip {
    position: absolute;
    bottom: 18px;
    right: 8px;
    background-color: rgba(0, 0, 0, 0.05);
    color: #666;
    padding: 4px 8px;
    font-size: 12px;
    font-style: italic;
    border-radius: var(--border-radius);
}

/* Progress bar styles */
#progressBar {
    margin: 15px 0 10px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

#progressBarFill {
    transition: width 0.5s linear;
}

/* Feedback section styles */
#feedback {
    margin-top: 10px;
    padding: 20px;
    background-color: var(--bg-color);
}

#feedback h2 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 5px;
    margin: 0 0 10px;
}

/* Navigation button overlay */
.button-overlay {
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    opacity: 0;
    transition: opacity 0.5s, transform 0.5s;
    transform: translateY(20px);
    background-color: rgba(255, 255, 255, 0.9);
    padding: 10px;
}

.button-overlay button {
    width: auto;
}

#tryAgain {
    display: none;
    opacity: 0;
}

.show-buttons {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 10px; /* Adjust spacing between buttons as needed */
}

/* Loading animation */
.loading {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Burger menu styles */
.burger-menu {
    position: fixed;
    top: 20px;
    right: 20px;
    cursor: pointer;
}

.burger-icon {
    width: 30px;
    height: 3px;
    background-color: var(--text-color);
    margin: 6px 0;
    transition: 0.4s;
}

.change .bar1 { transform: rotate(-45deg) translate(-5px, 6px); }
.change .bar2 { opacity: 0; }
.change .bar3 { transform: rotate(45deg) translate(-5px, -6px); }

/* Menu content styles */
.menu-content {
    display: none;
    position: fixed;
    top: 60px;
    right: 20px;
    background-color: white; /* Add this line */
    min-width: 160px;
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    z-index: 1000;
}

.menu-content button {
    color: black;
    padding: 12px 16px;
    text-align: left;
    background: none;
}

.menu-content button:hover {
    background-color: #f1f1f1;
}

.menu-content button.active {
    background-color: var(--primary-color);
    color: white;
}

/* Responsive styles */
@media screen and (max-width: 600px) {
    body {
        padding: 10px 10px 120px;
    }
    .button-overlay {
        flex-direction: column;
        align-items: center;
    }
    .button-overlay button {
        width: 80%;
    }
}