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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    font-size: 16px;
}

/* Header */
header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem 0;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 300;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Main content */
main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    margin-top: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
}

/* Typography */
h1, h2, h3, h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

h2 {
    font-size: 1.8rem;
    border-bottom: 3px solid #667eea;
    padding-bottom: 0.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.4rem;
    margin-top: 2rem;
    color: #34495e;
}

h4 {
    font-size: 1.2rem;
    margin-top: 1.5rem;
    color: #5a6c7d;
}

p {
    margin-bottom: 1rem;
    text-align: justify;
}

/* Links */
a {
    color: #667eea;
    text-decoration: none;
    border-bottom: 1px dotted #667eea;
}

a:hover {
    color: #764ba2;
    border-bottom-color: #764ba2;
}

/* Code blocks */
.code-block {
    background: #2d3748;
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: 6px;
    margin: 1rem 0;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.4;
    overflow-x: auto;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
    text-indent: 0;
}

.code-block code {
    background: none;
    color: inherit;
    font-size: inherit;
}

/* Terminal output */
.terminal-output {
    background: #1a202c;
    color: #a0aec0;
    padding: 1.5rem;
    border-radius: 6px;
    margin: 1rem 0;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.4;
    overflow-x: auto;
    border-left: 4px solid #4a5568;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.terminal-output pre {
    margin: 0;
    white-space: pre-wrap;
}

/* Inline code */
code {
    background: #f1f5f9;
    color: #e53e3e;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
}

/* Info boxes */
.note-box, .warning-box, .info-box, .config-box {
    padding: 1.5rem;
    border-radius: 6px;
    margin: 1.5rem 0;
    border-left: 4px solid;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.note-box {
    background: #f0f9ff;
    border-left-color: #0ea5e9;
}

.note-box h4 {
    color: #0c4a6e;
    margin-bottom: 1rem;
}

.warning-box {
    background: #fef3c7;
    border-left-color: #f59e0b;
}

.warning-box h4 {
    color: #92400e;
    margin-bottom: 1rem;
}

.info-box {
    background: #f0fdf4;
    border-left-color: #22c55e;
}

.info-box p {
    color: #166534;
    margin-bottom: 0;
}

.config-box {
    background: #f8fafc;
    border-left-color: #64748b;
}

.config-box h4 {
    color: #475569;
    margin-bottom: 1rem;
}

.config-box pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 4px;
    margin-top: 1rem;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.4;
    overflow-x: auto;
}

.content-image {
    transform: scale(1.0);
    transform-origin: left top;
    display: block;
    margin: 1rem 0;
    max-width: 100%;
    height: auto;
}

/* Lists */
ul, ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Emphasis */
strong, em {
    color: #2c3e50;
}

/* Sections */
section {
    margin-bottom: 2rem;
}

section:first-child {
    margin-top: 0;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: #2c3e50;
    color: white;
    margin-top: 2rem;
}

/* Responsive design */
@media (max-width: 768px) {
    main {
        margin: 1rem;
        padding: 1rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.3rem;
    }
    
    .code-block, .terminal-output {
        font-size: 0.8rem;
        padding: 1rem;
    }
    
    .note-box, .warning-box, .info-box, .config-box {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    header {
        padding: 1.5rem 1rem;
    }
    
    header h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
}