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

:root {
    --primary: #667eea;
    --primary-dark: #764ba2;
    --dark: #1a1a2e;
    --light: #f5f5f5;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: #333;
    background: #fff;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
}

/* Wiki Container */
.wiki-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    max-width: 1400px;
    margin: 80px auto 0;
    padding: 2rem;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.search-box {
    margin-bottom: 1.5rem;
}

.search-box input {
    width: 100%;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
}

.wiki-nav h3 {
    color: var(--primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.wiki-nav ul {
    list-style: none;
    margin-bottom: 1rem;
}

.wiki-nav ul li {
    margin-bottom: 0.3rem;
}

.wiki-nav ul li a {
    color: #666;
    text-decoration: none;
    font-size: 0.95rem;
    display: block;
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    transition: all 0.2s;
}

.wiki-nav ul li a:hover {
    background: var(--light);
    color: var(--primary);
    padding-left: 1rem;
}

/* Wiki Content */
.wiki-content {
    max-width: 900px;
    background: white;
    padding: 2rem;
}

.wiki-content h1 {
    color: var(--dark);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    border-bottom: 3px solid var(--primary);
    padding-bottom: 0.5rem;
}

.wiki-content h2 {
    color: var(--dark);
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.wiki-content h3 {
    color: var(--primary);
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.wiki-content p {
    margin-bottom: 1rem;
}

.wiki-content code {
    background: var(--light);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.wiki-content pre {
    background: var(--dark);
    color: #00ff00;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin: 1rem 0;
}

.wiki-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.wiki-content ul, .wiki-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.wiki-content li {
    margin-bottom: 0.5rem;
}

.wiki-content a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px dotted var(--primary);
}

.wiki-content a:hover {
    border-bottom-style: solid;
}

/* Info Boxes */
.info-box, .warning-box {
    padding: 1rem;
    border-radius: 6px;
    margin: 1.5rem 0;
}

.info-box {
    background: #e3f2fd;
    border-left: 4px solid #2196f3;
}

.warning-box {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
}

.info-box strong, .warning-box strong {
    display: block;
    margin-bottom: 0.5rem;
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.wiki-card {
    background: var(--light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 3px solid var(--primary);
    transition: transform 0.3s;
}

.wiki-card:hover {
    transform: translateX(5px);
}

.wiki-card h3 {
    margin-top: 0;
}

.wiki-card a {
    color: var(--primary);
    font-weight: 600;
}

/* Article List */
.article-list {
    list-style: none;
    margin-left: 0;
}

.article-list li {
    padding: 0.8rem;
    margin-bottom: 0.5rem;
    border-left: 3px solid var(--light);
    transition: all 0.3s;
}

.article-list li:hover {
    border-left-color: var(--primary);
    background: var(--light);
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

/* Responsive */
@media (max-width: 968px) {
    .wiki-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: relative;
        top: 0;
    }
}