:root{--atlas-bg: #0f1115;--atlas-surface: #171a21;--atlas-text: #e6e8eb;--atlas-muted: #9aa1ac;--atlas-accent: #4f8dff}*{box-sizing:border-box}body{margin:0;background:var(--atlas-bg);color:var(--atlas-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.atlas-header{display:flex;align-items:center;gap:24px;padding:16px 32px;border-bottom:1px solid #262b35}.atlas-logo{font-weight:700;letter-spacing:.08em}.atlas-header nav a{color:var(--atlas-muted);text-decoration:none;margin-right:16px}.atlas-header nav a.active{color:var(--atlas-text)}main{max-width:860px;margin:0 auto;padding:32px}