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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

header h1 {
    font-size: 3em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

header p {
    font-size: 1.2em;
    opacity: 0.9;
}

main {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

#pasteContent {
    width: 100%;
    min-height: 300px;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    resize: vertical;
    margin-bottom: 20px;
}

#pasteContent:focus {
    outline: none;
    border-color: #667eea;
}

.options {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.options input,
.options select {
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
}

.options input:focus,
.options select:focus {
    outline: none;
    border-color: #667eea;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: white;
    color: #667eea;
    border: 2px solid #667eea;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
}

.paste-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.paste-header h2 {
    color: #333;
}

.paste-actions {
    display: flex;
    gap: 10px;
}

pre {
    background: #f5f5f5;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
}

.paste-info {
    margin-top: 20px;
    padding: 15px;
    background: #f0f0f0;
    border-radius: 8px;
    font-size: 14px;
    color: #666;
}

@media (max-width: 768px) {
    .options {
        grid-template-columns: 1fr;
    }
    
    .paste-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .paste-actions {
        width: 100%;
        flex-direction: column;
    }
    
    .btn-secondary {
        width: 100%;
    }
}