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18px;align-items:center;gap:16px;margin:16px 0;padding:24px 22px;display:grid;box-shadow:0 15px 50px #00000010}.cx-era.current{border-color:var(--cx-blue-line);background:linear-gradient(120deg, var(--cx-blue-soft), transparent), var(--card);box-shadow:0 0 48px color-mix(in oklab, var(--primary) 7%, transparent)}.cx-era:hover{border-color:var(--primary)}.cx-era-year{letter-spacing:-.045em;font-variant-numeric:tabular-nums;font-size:26px;font-weight:600}.cx-era.current .cx-era-year{color:var(--primary)}.cx-era-icon{border:1px solid var(--border);width:52px;height:52px;color:var(--muted-foreground);background:var(--secondary);border-radius:12px;place-items:center;display:grid}.cx-era.current .cx-era-icon{background:var(--cx-blue-soft);border-color:var(--cx-blue-line);color:var(--primary)}.cx-era strong{font-size:17px;font-weight:600;display:block}.cx-era strong+span{color:var(--muted-foreground);margin-top:3px;font-size:14px;display:block}.cx-era>svg{color:var(--muted-foreground)}.cx-nav{z-index:30;border-block:1px solid var(--border);background:color-mix(in oklab, var(--background) 92%, transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);position:sticky;top:64px}.cx-nav-inner{align-items:stretch;gap:25px;min-height:61px;display:flex}.cx-nav a{color:var(--muted-foreground);white-space:nowrap;border-bottom:2px solid #0000;align-items:center;padding-top:2px;font-size:14px;display:flex}.cx-nav a[aria-current],.cx-nav a:hover{color:var(--foreground);border-bottom-color:var(--primary)}.cx-motion{border-left:1px solid var(--border);color:var(--muted-foreground);justify-content:center;align-items:center;gap:7px;margin-left:auto;padding-left:20px;display:flex;font-size:13px!important}.cx-section{padding:66px 0 12px}.cx-section-heading{align-items:flex-start;gap:19px;margin-bottom:29px;display:flex}.cx-section-heading>span{color:var(--primary);font-family:ui-monospace,monospace;font-size:18px;font-weight:500;line-height:40px}.cx-section-heading h2{letter-spacing:-.025em;font-size:29px}.cx-section-heading p{color:var(--muted-foreground);margin-top:10px}.cx-architecture{border:1px solid var(--border);background:radial-gradient(ellipse at 50% 48%, var(--cx-blue-soft), transparent 55%), linear-gradient(var(--card), var(--background));border-radius:18px;padding:28px}.cx-surface-row{grid-template-columns:repeat(4,1fr);gap:13px;display:grid}.cx-surface-row button{border:1px solid var(--border);background:var(--background);min-height:58px;color:var(--muted-foreground);border-radius:10px;justify-content:center;align-items:center;gap:11px;font-size:16px;display:flex}.cx-surface-row button[aria-pressed=true]{color:var(--foreground);border-color:var(--cx-blue-line);background:var(--cx-blue-soft)}.cx-surface-row button[aria-pressed=true] svg{color:var(--primary)}.cx-surface-row button:hover:not(:disabled){border-color:var(--primary);color:var(--foreground)}.cx-protocol{color:var(--primary);justify-content:center;align-items:center;gap:13px;margin:0 0 14px;display:flex}.cx-client-wires{width:100%;height:33px;display:block;overflow:visible}.cx-client-wires path{fill:none;stroke:var(--border);stroke-width:1px;vector-effect:non-scaling-stroke}.cx-client-wires path[data-active=true]{stroke:var(--primary);stroke-dasharray:8 5;animation:3s linear infinite cx-client-flow}@keyframes cx-client-flow{to{stroke-dashoffset:-52px}}.cx-protocol>div{align-items:center;gap:12px;display:flex}.cx-protocol strong{color:var(--foreground);font-size:16px;font-weight:550}.cx-protocol div>span{color:var(--muted-foreground);font-size:13px}.cx-wire{background:var(--cx-blue-line);flex:1;max-width:140px;height:1px}.cx-surface-description{text-align:center;min-height:88px;padding-bottom:22px}.cx-surface-description strong{font-size:14px;font-weight:500}.cx-surface-description p{color:var(--muted-foreground);margin-top:4px;font-size:13px}.cx-runtime-grid{grid-template-columns:minmax(0,1fr) 62px minmax(0,1.38fr) 62px minmax(0,1fr);align-items:center;display:grid}.cx-model-panel,.cx-tools-panel{background:var(--background);border:1px solid var(--border);border-radius:13px;align-self:stretch;padding:22px 18px}.cx-runtime-grid :is(.cx-model-panel,.cx-tools-panel)>h3{align-items:center;gap:10px;font-size:19px;display:flex}.cx-runtime-grid :is(.cx-model-panel,.cx-tools-panel)>h3 svg{color:var(--primary)}.cx-runtime-grid :is(.cx-model-panel,.cx-tools-panel)>p{color:var(--muted-foreground);margin:4px 0 17px;font-size:14px}.cx-model-options{flex-direction:column;gap:8px;display:flex}.cx-model-options button{text-align:left;background:var(--card);border:1px solid #0000;border-radius:8px;width:100%;padding:9px 24px 9px 10px;font-size:14px;line-height:1.55;position:relative}.cx-model-options button>span:first-child{overflow-wrap:anywhere;font-weight:550;display:block}.cx-model-options button>span:nth-child(2){color:var(--muted-foreground);font-size:13px;display:block}.cx-model-options button svg{color:var(--primary);position:absolute;top:12px;right:8px}.cx-model-options button[aria-pressed=true]{border-color:var(--cx-blue-line);background:var(--cx-blue-soft)}.cx-model-options button:hover:not(:disabled){border-color:var(--cx-blue-line)}.cx-bridge{text-align:center;color:var(--muted-foreground);font-size:12px;line-height:1.5}.cx-bridge span{display:block}.cx-bridge span:first-child{margin-bottom:8px}.cx-bridge span:last-child{margin-top:8px}.cx-bridge 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20px;position:relative}.cx-chip-mark{width:65px;height:65px;color:var(--primary);border:1px solid var(--cx-blue-line);background:var(--cx-blue-soft);box-shadow:0 0 30px var(--cx-blue-soft);border-radius:16px;place-items:center;margin:0 auto 13px;display:grid}.cx-harness h3{letter-spacing:-.035em;font-size:27px}.cx-harness>p{color:var(--muted-foreground);margin:4px 0 22px;font-size:14px}.cx-harness-modules{text-align:left;gap:8px;display:grid}.cx-harness-modules a{border:1px solid var(--border);background:color-mix(in oklab, var(--background) 70%, transparent);border-radius:7px;grid-template-columns:17px 1fr 14px;align-items:center;gap:9px;min-height:44px;padding:9px 10px;font-size:14px;display:grid}.cx-harness-modules a svg{color:var(--muted-foreground)}.cx-harness-modules a:hover{border-color:var(--primary);background:var(--cx-blue-soft)}.cx-tools-panel ul{margin:0;padding:0;list-style:none}.cx-tools-panel li{border-bottom:1px solid 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strong{color:var(--foreground);font-weight:550}.cx-citations{flex-wrap:wrap;gap:8px 22px;margin-top:18px;display:flex}.cx-citations a{color:var(--muted-foreground);align-items:baseline;gap:4px;font-size:13px;display:inline-flex}.cx-citations a:hover{color:var(--primary);text-underline-offset:4px;text-decoration:underline}.cx-demo-toolbar{justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;display:flex}.cx-demo-toolbar>p{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.cx-demo-label{border:1px solid var(--border);color:var(--muted-foreground);white-space:nowrap;border-radius:5px;padding:2px 8px;font-size:12px;line-height:1.75}.cx-play-controls{flex-shrink:0;gap:8px;display:flex}.cx-icon-button{border:1px solid var(--border);background:var(--card);border-radius:9px;place-items:center;width:44px;height:44px;display:inline-grid}.cx-icon-button:hover:not(:disabled){border-color:var(--cx-blue-line)}.cx-loop-layout{grid-template-columns:.85fr 1.15fr;gap:28px;display:grid}.cx-loop-map{border:1px solid var(--border);background:radial-gradient(ellipse at 20% 30%, var(--cx-blue-soft), transparent 70%), var(--card);border-radius:15px;padding:25px;position:relative}.cx-loop-map ol{margin:0;padding:0;list-style:none;position:relative}.cx-loop-map li{align-items:center;gap:17px;padding:13px 10px;display:flex;position:relative}.cx-loop-rail{background:var(--border);width:1px;position:absolute;top:68px;bottom:100px;left:61px}.cx-phase-icon{width:50px;height:50px;color:var(--muted-foreground);background:var(--background);border:1px solid var(--border);border-radius:13px;flex-shrink:0;place-items:center;display:grid}.cx-loop-map strong{font-size:17px;font-weight:550;display:block}.cx-loop-map strong+span{color:var(--muted-foreground);font-size:14px}.cx-loop-map li[data-active=true]{background:var(--cx-blue-soft);border-radius:12px}.cx-loop-map li[data-active=true] .cx-phase-icon{color:var(--primary);border-color:var(--primary);box-shadow:0 0 30px var(--cx-blue-soft)}.cx-phase-dot{background:var(--primary);border-radius:50%;flex-shrink:0;width:7px;height:7px;margin-left:auto}.cx-return-path{border:1px dashed var(--cx-blue-line);color:var(--primary);border-radius:9px;justify-content:center;align-items:center;gap:10px;margin-top:20px;padding:13px;font-size:14px;display:flex}.cx-example-log{border:1px solid var(--border);background:var(--card);border-radius:15px;min-width:0;overflow:hidden}.cx-log-header{border-bottom:1px solid var(--border);align-items:center;gap:11px;padding:17px 23px;display:flex}.cx-log-header strong{font-size:15px;font-weight:550}.cx-log-header>span{color:var(--muted-foreground);margin-left:auto;font-size:12px}.cx-example-log ol{margin:8px 0 0;padding:0 12px;list-style:none}.cx-example-log li{border:1px solid #0000;border-radius:8px}.cx-example-log li[data-current=true]{background:var(--cx-blue-soft);border-color:var(--cx-blue-line)}.cx-example-log li button{text-align:left;gap:15px;width:100%;padding:9px 11px;display:flex}.cx-step-number{color:var(--muted-foreground);min-width:20px;font:13px/24px ui-monospace,monospace}.cx-example-log li[data-current=true] .cx-step-number,.cx-example-log li[data-done=true] .cx-step-number{color:var(--primary)}.cx-example-log li button strong{font-size:14px;font-weight:500;display:block}.cx-example-log li button code{color:var(--muted-foreground);font-size:13px;line-height:1.6;display:block}.cx-loop-result{border-top:1px solid var(--border);align-items:baseline;gap:15px;min-height:70px;margin:15px 23px 0;padding-top:14px;display:flex}.cx-loop-result>span{color:var(--primary);white-space:nowrap;font:13px/1.75 ui-monospace,monospace}.cx-loop-result p{font-size:14px}.cx-step-controls{justify-content:space-between;padding:2px 18px 10px;display:flex}.cx-step-controls button{min-height:44px;color:var(--muted-foreground);align-items:center;gap:5px;padding:0 5px;font-size:13px;display:flex}.cx-step-controls button:hover:not(:disabled){color:var(--foreground)}.cx-context-grid,.cx-thread-grid,.cx-permission-grid{grid-template-columns:1fr 1fr;gap:28px;display:grid}.cx-context-panel,.cx-context-explanation,.cx-thread-panel,.cx-input-panel,.cx-permission-demo,.cx-sandbox-explanation{border:1px solid var(--border);background:var(--card);border-radius:15px;min-width:0;padding:28px}.cx-panel-title{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px;display:flex}.cx-panel-title svg{color:var(--primary)}.cx-panel-title h3{font-size:21px}.cx-panel-title>.cx-demo-label{margin-left:auto}.cx-context-panel>p,.cx-context-explanation>p,.cx-thread-panel>p,.cx-input-panel>p,.cx-sandbox-explanation>p{color:var(--muted-foreground);font-size:15px}.cx-memory-number{align-items:baseline;gap:20px;margin:19px 0 13px;display:flex}.cx-memory-number>strong{letter-spacing:-.05em;font-variant-numeric:tabular-nums;font-size:58px;font-weight:550;line-height:1.3}.cx-memory-number strong span{color:var(--muted-foreground);margin-left:4px;font-size:24px}.cx-memory-number>span{color:var(--muted-foreground);font-size:14px}.cx-memory-bar{border:1px solid var(--border);background:var(--background);border-radius:7px;gap:2px;height:38px;padding:4px;display:flex;overflow:hidden}.cx-memory-bar span{background:var(--primary);opacity:var(--segment-opacity);border-radius:3px;flex-shrink:1;transition:width .65s}.cx-memory-legend{color:var(--muted-foreground);flex-wrap:wrap;gap:5px 15px;min-height:43px;margin:14px 0 23px;font-size:12px;display:flex}.cx-memory-legend>span{align-items:center;gap:6px;display:inline-flex}.cx-memory-legend 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23px;position:relative}.cx-turn:before{content:"";background:var(--cx-blue-line);width:13px;height:1px;position:absolute;top:12px;left:0}.cx-turn>strong{font-size:15px;font-weight:500}.cx-turn strong span{color:var(--muted-foreground);margin-left:10px;font-size:13px}.cx-turn ul{flex-wrap:wrap;gap:6px 9px;margin:0;padding:9px 0 0;list-style:none;display:flex}.cx-turn li{background:var(--background);border:1px solid var(--border);color:var(--muted-foreground);border-radius:6px;align-items:center;gap:7px;padding:5px 9px;font-size:13px;display:flex}.cx-thread-panel>p{margin-top:22px}.cx-request{background:var(--background);border:1px solid var(--border);border-radius:9px;margin-bottom:20px;padding:5px 17px}.cx-request>div{border-bottom:1px solid var(--border);grid-template-columns:105px 1fr;gap:10px;padding:13px 0;display:grid}.cx-request>div:last-child{border-bottom:0}.cx-request code{color:var(--primary);font-size:14px}.cx-request 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