:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg: #1d1a1a;--card: #121a33;--ink: #e8edf7;--muted: #a9b3c7;--accent: #5da8ff;--radius: 14px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji";color:var(--ink);background:var(--bg)}.wrap{max-width:1100px;margin:0 auto;padding:20px}header{background:var(--card);border-radius:var(--radius);padding:16px 20px;box-shadow:0 6px 30px #00000040;display:flex;align-items:center;justify-content:space-between;gap:12px}header h1{font-size:1.25rem;margin:0}nav a{color:var(--muted);text-decoration:none;margin-right:14px}nav a:hover{color:var(--ink)}.layout{display:grid;grid-template-columns:1fr;gap:20px;margin-top:20px}@media (min-width: 900px){.layout{grid-template-columns:3fr 1.2fr}}.privacy_layout{display:grid;grid-template-columns:1fr;gap:20px;margin-top:20px}.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:0 6px 30px #00000040}.muted{color:var(--muted)}.ad-block{margin:16px 0}.demo-outline{outline:1px dashed rgba(93,168,255,.45);outline-offset:6px;border-radius:var(--radius)}footer{margin-top:24px;color:var(--muted);text-align:center;font-size:.9rem}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}