/* Reset and base styling */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: #ffffff;
    background-color: #1e1e2f;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

/* Header styling */
.header {
    width: 100%;
    padding: 20px;
    background-image: linear-gradient(to right, #ff7e5f, #feb47b);
    border-radius: 10px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
    max-width: 900px;
    text-align: center;
    margin: 10px;
    transition: transform 0.2s;
}

.header:hover {
    transform: scale(1.02);
}

h1 {
    font-size: 2.8em;
    color: #ffe0e6;
    margin-bottom: 12px;
    animation: fadeIn 1.5s ease;
}

p {
    font-size: 1.2em;
    color: #f2f2f2;
    margin: 20px auto;
    max-width: 800px;
    text-align: center;
    animation: fadeIn 1.5s ease 0.5s;
}

/* Chart styling */
.chart {
    margin: 20px auto;
    width: 100%;
    max-width: 600px;
    height: 500px;
    animation: slideUp 1.5s ease;
    background-color: #2a2d3b;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive design */
@media (max-width: 768px) {
    h1 {
        font-size: 2em;
    }
    p {
        font-size: 1em;
    }
    .chart {
        width: 90%;
        max-width: 100%;
    }
}

/* Tooltip custom styling */
.google-visualization-tooltip {
    background: rgba(51, 51, 51, 0.9);
    color: #ffffff;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    font-size: 1em;
    font-family: 'Roboto', sans-serif;
}

/* Additional interactivity */
.chart:hover {
    box-shadow: 0 8px 20px rgba(255, 126, 95, 0.5);
}

a, a:visited {
    color: #ffd1c4;
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #ff8a65;
}