:root{--primary-color:#4f9aab;--primary-hover:#3a6f78;--accent-color:#f78650;--text-color:#1d2231;--text-secondary:#666;--bg-color:#f5f7fb;--card-bg:#fff;--border-color:#d8deeb;--sidebar-width:280px;--font-family:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;line-height:1.5}.app-container{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--card-bg);border-right:1px solid var(--border-color);z-index:100;flex-direction:column;height:100vh;padding:2rem;display:flex;position:fixed}.main-content{margin-left:var(--sidebar-width);flex:1;max-width:1600px;padding:3rem 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#181a1f;display:flex}.code-tab{color:#abb2bf;cursor:pointer;border-right:1px solid #181a1f;padding:.75rem 1rem;font-size:.8rem}.code-tab:hover{color:#fff;background:#2c313a}.code-tab.active{color:var(--primary-color);border-bottom:2px solid var(--primary-color);background:#282c34;font-weight:500}.code-content{padding:1rem}.code-content pre{margin:0}.toast-container{z-index:9999;flex-direction:column;gap:.75rem;display:flex;position:fixed;bottom:2rem;right:2rem}.toast{border-left:4px solid var(--primary-color);background:#fff;border-radius:8px;align-items:center;gap:.75rem;min-width:320px;padding:1rem 1.25rem;font-size:.9rem;font-weight:500;animation:.3s cubic-bezier(.16,1,.3,1) slideIn;display:flex;box-shadow:0 10px 30px #0000001a}.toast--error{border-left-color:#d32f2f}.toast--success{border-left-color:#388e3c}.hidden{display:none!important}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.footer{border-top:1px solid var(--border-color);color:var(--text-secondary);margin-top:4rem;padding-top:2rem;font-size:.85rem}.guide-layout{grid-template-columns:1fr 1fr;gap:3rem;display:grid}.guide-config h3,.guide-preview h3{color:var(--text-color);margin-bottom:1.5rem;font-size:1rem;font-weight:600}.config-option{margin-bottom:1.5rem}.checkbox-label{cursor:pointer;align-items:center;gap:.75rem;font-weight:500;display:flex}.checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary-color)}.config-desc{color:var(--text-secondary);margin-top:.25rem;margin-left:2rem;font-size:.85rem}.sdk-status{border-radius:6px;padding:.5rem 1rem;font-size:.85rem;font-weight:600}.sdk-status--ready{color:#2e7d32;background:#e8f5e9}.sdk-status--error{color:#c62828;background:#ffebee}.verification-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:1.5rem;display:grid}.verification-item h4{margin-bottom:.5rem;font-size:.95rem}.verification-item 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