.hra-container {
    margin: 2rem;
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 30px;
}

.input-group {
    margin: 20px 0;
    display: flex;
    align-items: center;
    gap: 20px;
}

input[type="range"] {
    width: 300px;
    height: 6px;
    background: #ddd;
    -webkit-appearance: none;
    border-radius: 3px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: #4CAF50;
    border-radius: 50%;
    cursor: pointer;
}

input[type="number"] {
    padding: 10px 15px;
    width: 180px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
}

.currency-selector {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.result-box {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    min-height: 120px;
}

.result-value {
    font-size: 28px;
    font-weight: bold;
    color: #2c3e50;
    margin-top: 15px;
}

#chartContainer {
    margin: 30px auto;
    max-width: 400px;
    position: relative;
}

.chart-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.reset-btn {
    display: block;
    margin: 20px auto;
    padding: 10px 30px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}