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

body {
    font-family: Arial, sans-serif;
    padding: 20px;
    background-color: #f0f0f0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    min-height: 100vh;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 5px;
}

.tool-description {
    text-align: center;
    color: #666;
    margin-bottom: 15px;
}

.main-content {
    display: flex;
    gap: 20px;
    flex: 1;
    min-height: 75vh;
    padding-bottom: 40px;
}

.input-section,
.output-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 75vh;
}

.button-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.input-header h3 {
    margin-bottom: 0;
    flex: 1;
}

.support-badge {
    background-color: #ff9800;
    color: white;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    margin-left: 10px;
}

.output-section h3 {
    margin-bottom: 8px;
}

textarea {
    flex: 1;
    min-height: 65vh;
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    resize: none;
    font-family: monospace;
    font-size: 14px;
    line-height: 1.4;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
    font-weight: bold;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

button:hover {
    background-color: #45a049;
}

#clearBtn {
    background-color: #f44336;
}

#clearBtn:hover {
    background-color: #da190b;
}

footer {
    margin-top: 40px;
    text-align: center;
    color: #666;
    padding: 20px 10px;
    border-top: 1px solid #ddd;
    background-color: #f8f8f8;
}

.features-banner {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin: 10px 0;
}

.feature-tag {
    background-color: #4CAF50;
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 14px;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.feature-list {
    margin-bottom: 10px;
}

.seo-text {
    font-size: 14px;
    color: #777;
    line-height: 1.5;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
        min-height: auto;
    }
    
    .input-section,
    .output-section {
        min-height: 50vh;
    }
    
    .features-banner {
        padding: 0 10px;
    }
}