:root {
            --bg-color: #0d
0216;
            --text-color: #e0e0e0;
            --accent
-color: #ff00ff;
            --secondary-accent: #7000ff;
            
--card-bg: rgba(255, 255, 255, 0.05);

            --header-height: 70px;
        }
        * { box-sizing: border-box;
 margin: 0; padding: 0; }
        body { font-family: 'Helvetica Neue', Helvetica, Arial, sans-
serif; background-color: var(--bg-color); color: var(--text-color); line-height:
 1.6; }
        .container { max-width: 1200px; margin: 0 auto
; padding: 0 20px; }
        header { height: var(--header-height); display
: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; background:
 rgba(13, 2, 22, 0.9); z-index: 100
0; border-bottom: 1px solid #333; }
        .nav-links { display: flex; gap:
 0; }
        .nav-links a { color: var(--text-color); text-decoration: none; padding
: 0 15px; font-size: 14px; transition: color 0.3s;
 }
        .hero { padding: 100px 0; text-align: center; }
        h1 {
 font-size: 3rem; margin-bottom: 20px; background: linear-gradient(to
 right, #ff00ff, #7000ff); -webkit-background-clip: text; -webkit-
text-fill-color: transparent; }
        .btn { display: inline-block; padding: 12
px 30px; background: var(--accent-color); color: white; text-decoration: none;
 border-radius: 5px; font-weight: bold; transition: transform 0.2s; }
        .
btn:hover { transform: translateY(-3px); }
        .grid { display: grid; grid-template-columns:
 repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin:
 40px 0; }
        .card { padding: 30px; background: var(--card-bg); border
-radius: 15px; border: 1px solid #333; transition: 0.3
s; }
        .card:hover { border-color: var(--accent-color); }
        .faq-item
 { margin-bottom: 15px; border-bottom: 1px solid #333; }

        .faq-q { padding: 15px 0; cursor: pointer; font-weight: bold; }
        .
faq-a { padding-bottom: 15px; color: #aaa; display: none; }
        footer { padding
: 40px 0; border-top: 1px solid #333; text-align: center;
 font-size: 0.9rem; color: #888; }
        .ai-page-logo { width
: 150px; }