:root {
    --primary: #4a6cf7;
    --secondary: #ff5722;
    --dark: #1e293b;
    --light: #f8fafc;
    --success: #10b981;
}

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

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #f1f5f9;
    padding: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

header {
    text-align: center;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.2rem;
    color: #64748b;
}

main section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.version-card {
    text-align: center;
    border-left: 4px solid var(--success);
}

.version-card h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

#changelog {
    color: #64748b;
    margin: 1rem 0;
    font-style: italic;
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 1rem;
}

.btn:hover {
    background: #3a56e0;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(58, 86, 224, 0.2);
}

.install-guide ol {
    padding-left: 1.5rem;
    margin-top: 1rem;
}

.install-guide li {
    margin-bottom: 0.8rem;
}

.update-info {
    background: #eef2ff;
}

code {
    background: #e2e8f0;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    word-break: break-all;
    display: inline-block;
    margin-top: 0.5rem;
}

footer {
    text-align: center;
    margin-top: 3rem;
    padding: 1rem;
    color: #64748b;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    header h1 {
        font-size: 2rem;
    }
}