/* Container styles */
.essay-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header styles */
header {
    margin-bottom: 60px;
}

/* Back link */
.back-link {
    color: #fff;
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    padding: 10px 20px;
    border: 2px solid #fff;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.back-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-5px);
}

/* Content styles */
.essay-content {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    color: #000;
}

.essay-content h1 {
    font-family: 'Chakra Petch', sans-serif;
    font-size: 2.5em;
    margin: 0 0 1em 0;
    line-height: 1.2;
    color: #000;
}

.essay-content h2 {
    font-family: 'Chakra Petch', sans-serif;
    font-size: 1.8em;
    margin: 1.5em 0 1em;
    color: #000;
}

/* Intro section */
.intro {
    font-family: 'Space Mono', monospace;
    font-size: 1.1em;
    line-height: 1.6;
    margin-bottom: 2em;
    color: rgba(0, 0, 0, 0.87);
}

/* Visualization section */
.visualization-section {
    margin: 3em 0;
    padding: 2em;
    background: #1a1a1a;
    border-radius: 15px;
    color: #fff;
}

.visualization-section h2 {
    color: #fff;
    margin-top: 0;
}

.chart-container {
    position: relative;
    height: 60vh;
    width: 100%;
    margin: 2em 0;
}

/* Chart controls */
.chart-controls {
    display: flex;
    gap: 1em;
    margin: 1.5em 0;
    justify-content: center;
}

.control-btn {
    font-family: 'Space Mono', monospace;
    padding: 0.8em 1.5em;
    border: 2px solid rgba(255, 255, 255, 0.8);
    background: transparent;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Data notes */
.data-notes {
    margin-top: 2em;
    font-family: 'Space Mono', monospace;
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.7);
}

.data-notes p {
    margin: 0.5em 0;
}

/* Methodology section */
.methodology {
    font-family: 'Space Mono', monospace;
    line-height: 1.6;
    color: rgba(0, 0, 0, 0.87);
}

.methodology p {
    margin-bottom: 1em;
}

/* Reflection text */
.reflection {
    margin-top: 2em;
    padding: 1em;
    border-left: 3px solid rgba(255, 255, 255, 0.2);
    color: rgba(0, 0, 0, 0.6);
    font-size: 0.95em;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .essay-container {
        padding: 20px;
    }

    .essay-content {
        padding: 30px 20px;
    }

    .essay-content h1 {
        font-size: 2em;
    }

    .essay-content h2 {
        font-size: 1.5em;
    }

    .chart-container {
        height: 50vh;
    }

    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .control-btn {
        width: 100%;
    }
}