*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f1117;--surface: #1a1d27;--surface-2: #21253a;--border: #2a2d3e;--accent: #6366f1;--accent-light: #818cf8;--green: #22c55e;--yellow: #eab308;--red: #ef4444;--cyan: #06b6d4;--text: #e2e8f0;--text-2: #94a3b8;--muted: #64748b;--radius: 10px;--radius-sm: 6px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;padding-bottom:80px}.demo-nav{display:flex;align-items:center;gap:12px;padding:12px 24px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.demo-nav .back{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--muted);text-decoration:none;padding:5px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);transition:color .15s,border-color .15s}.demo-nav .back:hover{color:var(--text);border-color:#475569}.demo-nav .nav-title{font-size:14px;font-weight:600;color:var(--text-2)}.demo-nav .nav-badge{margin-left:auto;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-light);background:#6366f11f;border:1px solid rgba(99,102,241,.25);border-radius:100px;padding:3px 10px}.demo-container{max-width:900px;margin:0 auto;padding:36px 24px}.demo-hero{margin-bottom:32px}.demo-hero h1{font-size:clamp(22px,4vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.2;margin-bottom:8px;color:#f1f5f9}.demo-hero p{font-size:15px;color:var(--muted)}.section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:14px}.section+.section{margin-top:0}.section h2{font-size:11px;font-weight:700;color:var(--accent-light);text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}.section h3{font-size:15px;font-weight:600;color:#f1f5f9;margin-bottom:10px}.section p{font-size:14px;color:var(--text-2);line-height:1.65}.section p+p{margin-top:8px}.tip{display:flex;gap:12px;background:#6366f114;border:1px solid rgba(99,102,241,.2);border-radius:var(--radius);padding:14px 18px;font-size:14px;color:var(--text-2);margin-bottom:14px}.tip strong{color:var(--text)}.steps{list-style:none;counter-reset:step;display:flex;flex-direction:column;gap:8px}.steps li{counter-increment:step;display:flex;align-items:flex-start;gap:12px;font-size:14px;color:var(--text-2)}.steps li:before{content:counter(step);min-width:22px;height:22px;flex-shrink:0;background:#6366f126;border:1px solid rgba(99,102,241,.3);color:var(--accent-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;margin-top:1px}.bullets{list-style:none;display:flex;flex-direction:column;gap:7px}.bullets li{font-size:14px;color:var(--text-2)}.bullets li:before{content:"→";color:var(--accent-light);font-weight:700;flex-shrink:0}.btn{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:9px 18px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap;font-family:inherit}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-light);border-color:var(--accent-light)}.btn-secondary{background:transparent;color:var(--text-2);border-color:var(--border)}.btn-secondary:hover{color:var(--text);border-color:#475569;background:#ffffff0a}.btn-green{background:#22c55e1f;color:var(--green);border-color:#22c55e4d}.btn-green:hover{background:#22c55e38}.btn-red{background:#ef44441f;color:var(--red);border-color:#ef44444d}.btn-red:hover{background:#ef444438}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-group{display:flex;gap:8px;flex-wrap:wrap}code{font-family:Cascadia Code,Fira Code,Consolas,monospace;font-size:.85em;background:#ffffff14;border-radius:4px;padding:2px 6px;color:var(--accent-light)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:12px}.stat-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;text-align:center}.stat-value{font-size:26px;font-weight:700;color:var(--accent-light);line-height:1;margin-bottom:6px}.stat-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;padding:10px 14px;background:#ffffff0a;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid var(--border)}td{padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.04);color:var(--text-2)}tr:last-child td{border-bottom:none}tr:hover td{background:#ffffff05}.progress-wrap{width:100%;height:6px;background:#ffffff0f;border-radius:100px;overflow:hidden;margin:12px 0}.progress-bar{height:100%;background:var(--accent);border-radius:100px;transition:width .3s;width:0%}.tag{display:inline-flex;align-items:center;font-size:11px;font-weight:600;padding:2px 8px;border-radius:100px;border:1px solid}.tag-green{color:var(--green);border-color:#22c55e4d;background:#22c55e1a}.tag-red{color:var(--red);border-color:#ef44444d;background:#ef44441a}.tag-yellow{color:var(--yellow);border-color:#eab3084d;background:#eab3081a}.tag-cyan{color:var(--cyan);border-color:#06b6d44d;background:#06b6d41a}.tabs{display:flex;gap:4px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px;margin-bottom:16px}.tab{flex:1;padding:8px 16px;border:none;background:transparent;color:var(--muted);cursor:pointer;border-radius:6px;font-size:13px;font-weight:600;transition:all .15s;font-family:inherit}.tab.active{background:var(--accent);color:#fff}.tab:hover:not(.active){color:var(--text);background:#ffffff0d}.tab-content{display:none}.tab-content.active{display:block}select,input[type=range]{background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);padding:6px 10px;font-size:13px;cursor:pointer;outline:none;font-family:inherit}select:focus{border-color:var(--accent)}label{font-size:13px;color:var(--text-2);font-weight:500}.form-row{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}.form-row label{min-width:120px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width: 640px){.demo-container{padding:24px 16px}.two-col{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.tabs{flex-wrap:wrap}.tab{flex:none}}