* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #2c3e50;
}

h2 {
    margin-bottom: 20px;
    color: #3498db;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

.tab-button {
    padding: 10px 20px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: #7f8c8d;
    outline: none;
}

.tab-button.active {
    color: #3498db;
    border-bottom: 3px solid #3498db;
}

.tab-content {
    display: none;
    padding: 20px 0;
}

.tab-content.active {
    display: block;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

textarea, input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 14px;
    resize: vertical;
}

input[type="range"] {
    width: 80%;
    vertical-align: middle;
}

#temp-value {
    display: inline-block;
    margin-left: 10px;
    min-width: 30px;
}

.btn {
    display: inline-block;
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

.result-container {
    margin-top: 30px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 4px;
}

#result-box {
    white-space: pre-wrap;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 15px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    min-height: 100px;
}

.metadata {
    margin-top: 10px;
    font-size: 12px;
    color: #7f8c8d;
}

#loading {
    text-align: center;
    margin: 20px 0;
    font-style: italic;
    color: #7f8c8d;
}

.hidden {
    display: none;
}

.error {
    color: #e74c3c;
    padding: 10px;
    background-color: #fadbd8;
    border-radius: 4px;
    margin-top: 10px;
}

.footer {
    margin-top: 30px;
    text-align: center;
    font-size: 14px;
    color: #7f8c8d;
}

.footer a {
    color: #3498db;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}