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var(--dur-micro) var(--ease-out), border-color var(--dur-micro) var(--ease-out);border:1px solid #0000;align-items:center;gap:8px;padding:11px 18px;font-family:inherit;font-size:14.5px;font-weight:500;display:inline-flex}.xi-landing .btn-ink{background:var(--ink);color:#fff;border-color:var(--ink)}.xi-landing .btn-ink:hover{transform:translateY(-1px)}.xi-landing .btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}.xi-landing .btn-accent:hover{background:var(--accent-ink);border-color:var(--accent-ink);box-shadow:var(--shadow-accent);transform:translateY(-1px)}.xi-landing .btn-ghost{color:var(--ink);border-color:var(--rule-strong);background:0 0}.xi-landing .btn-ghost:hover{background:var(--paper)}.xi-landing .btn-lg{border-radius:11px;padding:13px 22px;font-size:15px}.xi-landing .arrow-svg{transition:transform var(--dur-micro) var(--ease-out)}.xi-landing .btn:hover .arrow-svg{transform:translate(2px)}.xi-landing .claude-lockup{grid-auto-columns:max-content;grid-auto-flow:column;justify-content:center;align-items:center;column-gap:10px;display:inline-grid}.xi-landing .agent-lockup-swap{align-items:center;width:68px;height:18px;line-height:1;display:inline-flex}.xi-landing .agent-lockup-stage{perspective:320px;width:100%;height:100%;display:block;position:relative;overflow:hidden}.xi-landing .agent-lockup{opacity:0;filter:blur(4px);transform-origin:50%;will-change:opacity, transform, filter;align-items:center;gap:4px;animation:6s cubic-bezier(.16,1,.3,1) infinite xi-agent-lockup-cycle;display:inline-flex;position:absolute;inset:0;transform:translate(20px,8px)scale(.84)rotate(8deg)}.xi-landing .agent-lockup-claude{animation-delay:0s}.xi-landing .agent-lockup-cursor{animation-delay:2s}.xi-landing .agent-lockup-codex{animation-delay:4s}.xi-landing .agent-lockup-flash{opacity:0;pointer-events:none;will-change:opacity, transform;background:linear-gradient(90deg,#fff0,#ffffffe0,#fff0);width:24px;animation:2s cubic-bezier(.16,1,.3,1) infinite xi-agent-lockup-flash;position:absolute;inset:-2px auto -2px -26px;transform:skew(-16deg)translate(-18px)}.xi-landing .lockup-copy{line-height:1;display:inline-block}.xi-landing .claude-lockup-star{flex:none;display:block}.xi-landing .claude-lockup-word{letter-spacing:-.015em;color:var(--ink);font-family:Georgia,Times New Roman,Source Serif Pro,serif;font-size:16px;font-weight:500;line-height:1}.xi-landing .cursor-lockup-mark{flex:none;display:block}.xi-landing .cursor-lockup-word{font-family:var(--font-sans);letter-spacing:-.02em;color:#111318;font-size:15px;font-weight:600;line-height:1}.xi-landing .codex-lockup-mark{flex:none;display:block}.xi-landing .codex-lockup-word{font-family:var(--font-mono);letter-spacing:-.01em;color:#111318;font-size:15px;font-weight:550;line-height:1}@keyframes 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0;padding:0;list-style:none;display:flex}.xi-landing .vague-after li{font-family:var(--font-mono);color:var(--muted);background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-sm);letter-spacing:.02em;padding:4px 10px;font-size:11.5px}.xi-landing .mcp-grid{grid-template-columns:1fr 1.05fr;align-items:start;gap:64px;display:grid}@media (max-width:900px){.xi-landing .mcp-grid{grid-template-columns:1fr;gap:40px}}.xi-landing .mcp-left h2{font-size:var(--fs-section);letter-spacing:var(--ls-section);color:var(--ink);max-width:14ch;margin:0 0 22px;font-weight:500;line-height:1.08}.xi-landing .mcp-left h2 em{color:var(--accent);font-style:italic;font-weight:500}.xi-landing .mcp-left p{color:var(--body);max-width:50ch;margin:0 0 14px;font-size:16px;line-height:1.6}.xi-landing .mcp-punch{border-left:2px solid var(--accent);color:var(--ink);letter-spacing:-.018em;max-width:24ch;margin-top:28px;padding:6px 0 6px 18px;font-size:18px;font-weight:500;line-height:1.35}.xi-landing .mcp-card{background:var(--accent-softer);border:1px solid var(--accent-soft);border-radius:var(--r-3xl);padding:22px 24px 24px;box-shadow:0 24px 60px -50px #0b122033,0 0 0 1px #5e30eb05}.xi-landing .mcp-card-head{font-family:var(--font-mono);color:var(--accent);letter-spacing:.14em;text-transform:uppercase;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:11px;font-weight:500;display:flex}.xi-landing .mcp-card-head .left{align-items:center;gap:8px;display:inline-flex}.xi-landing .mcp-card-head .live{background:var(--accent);border-radius:50%;width:7px;height:7px;animation:2.4s ease-in-out infinite xi-pulse}@keyframes xi-pulse{0%,to{box-shadow:0 0 #5e30eb59}50%{box-shadow:0 0 0 5px #5e30eb00}}.xi-landing .mcp-card-head .right{color:var(--muted-2);letter-spacing:.04em}.xi-landing .mcp-card-title{color:var(--ink);letter-spacing:-.022em;margin-bottom:18px;font-size:22px;font-weight:500;line-height:1.3}.xi-landing .mcp-input{border:1px solid 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.mcp-tabs{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px;display:grid}.xi-landing .mcp-tab{border:1px solid var(--accent-soft);color:var(--muted);cursor:pointer;transition:transform var(--dur-micro) var(--ease-out), border-color var(--dur-micro) var(--ease-out), background var(--dur-micro) var(--ease-out), color var(--dur-micro) var(--ease-out);background:#ffffffa8;border-radius:12px;padding:10px 12px;font-family:inherit;font-size:13px;font-weight:500}.xi-landing .mcp-tab:hover{color:var(--ink);transform:translateY(-1px)}.xi-landing .mcp-tab.active{color:var(--accent);background:#fff;border-color:#5e30eb42;box-shadow:0 10px 24px -20px #0f11153d}.xi-landing .mcp-helper{color:var(--muted);margin:-2px 2px 18px;font-size:13.5px;line-height:1.45}.xi-landing .mcp-helper-note{color:var(--muted-2);margin:-12px 2px 18px;font-size:12px;line-height:1.45}.xi-landing .mcp-try{border-top:1px solid var(--accent-soft);margin-top:18px;padding-top:16px}.xi-landing .mcp-try .label{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.16em;color:var(--accent);margin-bottom:10px;font-size:11px;font-weight:500;display:block}.xi-landing .mcp-try ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.xi-landing .mcp-try li{color:var(--ink-2);letter-spacing:-.005em;font-size:14.5px;line-height:1.45}.xi-landing .mcp-try li:before{content:"“";color:var(--accent);margin-right:1px}.xi-landing .mcp-try li:after{content:"”";color:var(--accent)}.xi-landing .mcp-foot{border-top:1px solid var(--accent-soft);color:var(--muted);margin-top:18px;padding-top:14px;font-size:13px;line-height:1.5}.xi-landing .mcp-foot .row+.mcp-fallback{margin-top:6px}.xi-landing .mcp-fallback summary{cursor:pointer;color:var(--ink-2);-webkit-user-select:none;user-select:none;font-size:13px;list-style:none}.xi-landing .mcp-fallback summary::-webkit-details-marker{display:none}.xi-landing .mcp-fallback summary:hover{color:var(--accent)}.xi-landing .mcp-fallback p{color:var(--muted);margin:8px 0 0}.xi-landing .mcp-fallback code{font-family:var(--font-mono);color:var(--ink);background:#fff9;border-radius:4px;padding:1px 5px;font-size:11.5px}.xi-landing .how-grid{grid-template-columns:repeat(3,1fr);gap:32px;display:grid}@media (max-width:900px){.xi-landing .how-grid{grid-template-columns:1fr;gap:28px}}.xi-landing .how-step{border-top:1px solid var(--ink);flex-direction:column;gap:14px;padding:22px 0 0;display:flex}.xi-landing .how-step .num{font-family:var(--font-mono);color:var(--accent);letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:500}.xi-landing .how-step h3{color:var(--ink);letter-spacing:-.02em;max-width:22ch;margin:0;font-size:21px;font-weight:500;line-height:1.25}.xi-landing .how-step h3 .sub{color:var(--muted);letter-spacing:-.005em;margin-top:6px;font-size:14.5px;line-height:1.4;display:block}.xi-landing .how-step p{color:var(--body);margin:0;font-size:15.5px;line-height:1.6}.xi-landing .how-step 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