:root{--bg:#080b0d;--surface:#0f1316;--surface-2:#151a1e;--surface-3:#1b2227;--line:#283137;--line-soft:#1d252a;--text:#f3f7f8;--muted:#94a1a8;--dim:#66737a;--accent:#2dd4bf;--accent-2:#70ead9;--success:#59d98e;--warn:#f4c75c;--danger:#ff716d;--mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}h1,h2{text-wrap:balance}.skip-link{position:absolute;left:-9999px;top:8px;background:var(--accent);color:#04110f;padding:10px 16px;border-radius:8px;z-index:100}.skip-link:focus{left:12px}.site-header{height:72px;position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - var(--max))/2));border-bottom:1px solid rgba(255,255,255,.07);background:rgba(8,11,13,.88);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px;font-weight:680;letter-spacing:-.02em}.brand b{color:var(--accent);font-weight:700}.brand-mark{width:32px;height:26px;display:flex;align-items:flex-end;gap:3px}.brand-mark i{display:block;width:8px;background:var(--accent);border-radius:2px}.brand-mark i:nth-child(1){height:14px}.brand-mark i:nth-child(2){height:24px}.brand-mark i:nth-child(3){height:18px}.brand-mark.small{width:25px;height:20px}.brand-mark.small i{width:6px}.brand-mark.small i:nth-child(1){height:11px}.brand-mark.small i:nth-child(2){height:19px}.brand-mark.small i:nth-child(3){height:14px}.site-header nav{display:flex;gap:30px;color:var(--muted);font-size:14px}.site-header nav a:hover,.site-header nav a:focus-visible{color:var(--text)}.header-status{display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;font:12px var(--mono);color:var(--muted)}.header-status span,.demo-dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 0 5px rgba(89,217,142,.1)}
.hero{max-width:var(--max);margin:auto;padding:105px 0 78px;display:grid;grid-template-columns:.82fr 1.18fr;gap:72px;align-items:center}.eyebrow,.section-index{font:11px var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}.eyebrow{display:flex;align-items:center;gap:10px}.pulse{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px rgba(45,212,191,.1)}.hero h1{font-size:clamp(48px,5vw,76px);line-height:1.04;letter-spacing:-.055em;margin:25px 0 26px;font-weight:680}.hero h1 em{font-style:normal;color:var(--accent)}.hero-lead{max-width:570px;color:#b5c0c5;font-size:18px;line-height:1.8}.hero-actions{display:flex;gap:12px;margin-top:36px}.button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:0 20px;border-radius:7px;border:1px solid transparent;cursor:pointer;font-weight:650;font-size:14px;transition:transform .18s ease,background .18s ease,border-color .18s ease}.button:hover{transform:translateY(-1px)}.button:focus-visible,.text-button:focus-visible,a:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}.button.primary{background:var(--accent);color:#04110f}.button.primary:hover{background:var(--accent-2)}.button.secondary{border-color:var(--line);background:var(--surface);color:#d5dcdf}.safety-note{font:11px var(--mono);color:var(--dim);margin-top:22px}.safety-note span{color:var(--accent);margin-right:6px}
.hero-visual{min-width:0;background:#0c1013;border:1px solid #2a343a;border-radius:12px;box-shadow:0 30px 90px rgba(0,0,0,.35),0 0 0 1px rgba(255,255,255,.02) inset;overflow:hidden;transform:perspective(1200px) rotateY(-1.5deg)}.window-chrome{height:42px;background:#171c20;border-bottom:1px solid #2a3237;display:flex;align-items:center;padding:0 14px;gap:7px;color:var(--muted);font:10px var(--mono)}.window-chrome>span{width:9px;height:9px;border-radius:50%;background:#3b4449}.window-chrome>span:first-child{background:#ff6b68}.window-chrome>span:nth-child(2){background:#f1bd4e}.window-chrome>span:nth-child(3){background:#54c878}.window-chrome b{margin-left:10px;font-weight:500}.window-chrome small{margin-left:auto;color:var(--accent);border:1px solid rgba(45,212,191,.25);padding:2px 7px;border-radius:4px}.preview-layout{height:330px;display:grid;grid-template-columns:66px 1fr 150px}.preview-sidebar{border-right:1px solid var(--line-soft);padding-top:22px;display:flex;flex-direction:column;align-items:center;gap:22px;color:var(--dim);font-size:10px}.preview-sidebar .active{color:var(--accent)}.preview-canvas{min-width:0;display:flex;flex-direction:column;justify-content:center;align-items:center;background:radial-gradient(circle at 50% 35%,#1c282d 0,#11171a 38%,#0d1114 75%)}.portrait-frame{width:134px;height:238px;border:1px solid #59676d;background:linear-gradient(#6cb9ca 0 38%,#326c78 38% 48%,#1d2425 48%);position:relative;overflow:hidden}.person-silhouette{position:absolute;width:80px;height:122px;border-radius:40px 40px 8px 8px;background:#1d2325;left:27px;bottom:0}.person-silhouette:before{content:"";position:absolute;width:46px;height:55px;border-radius:50%;background:#d2a47f;left:17px;top:-38px}.person-silhouette i{position:absolute;width:50px;height:18px;border-radius:50% 50% 0 0;background:#2c3030;left:15px;top:-42px}.caption-chip{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);width:max-content;max-width:120px;background:rgba(0,0,0,.74);padding:4px 7px;font-size:8px;text-align:center;color:#fff;border-radius:2px}.canvas-meta{width:80%;display:flex;justify-content:space-between;color:var(--dim);font:8px var(--mono);margin-top:10px}.preview-inspector{border-left:1px solid var(--line-soft);padding:22px 16px;background:#111619}.preview-inspector>small{color:var(--dim);font:8px var(--mono)}.preview-inspector>strong{display:block;font-size:13px;margin:7px 0 18px}.preview-inspector dl{margin:0}.preview-inspector dl div{display:flex;justify-content:space-between;font-size:9px;padding:7px 0;border-bottom:1px solid var(--line-soft)}.preview-inspector dt{color:var(--dim)}.preview-inspector dd{margin:0}.ok{color:var(--success)}.meter{height:4px;background:#222b30;margin:18px 0 10px}.meter i{display:block;width:78%;height:100%;background:var(--accent)}.preview-inspector p{color:var(--dim);font-size:8px}.timeline{height:132px;border-top:1px solid #293238;background:#101518;position:relative;padding:26px 18px 14px 78px}.ruler{position:absolute;left:78px;right:18px;top:11px;display:flex;justify-content:space-between}.ruler i{width:1px;height:7px;background:#384248}.caption-track,.video-track{height:30px;display:flex;gap:2px;margin-bottom:5px}.caption-track span{background:#e7ecec;min-width:18px;flex:1;border-radius:2px}.caption-track span:nth-child(2),.caption-track span:nth-child(5){flex:.5}.video-track i{flex:1;background:linear-gradient(135deg,#23535d,#317887);border:1px solid #4599a8}.playhead{position:absolute;left:31%;top:8px;bottom:9px;width:1px;background:#fff}.playhead:before{content:"";position:absolute;top:0;left:-4px;border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid #fff}
.trust-strip{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);max-width:100%;padding:24px max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1.2fr repeat(5,1fr);align-items:center}.trust-strip p{font:11px var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:.12em}.trust-strip div{padding-left:22px;border-left:1px solid var(--line-soft)}.trust-strip strong,.trust-strip span{display:block}.trust-strip strong{font-size:13px}.trust-strip span{font-size:10px;color:var(--dim);margin-top:2px}
.demo-section,.workflow-section,.rules-section,.boundary-section{max-width:var(--max);margin:auto;padding:120px 0}.section-heading{max-width:690px;margin-bottom:48px}.section-heading.compact{margin-bottom:42px}.section-heading h2,.capability-copy h2,.security-copy h2,.usage-card h2{font-size:clamp(34px,4vw,54px);line-height:1.15;letter-spacing:-.045em;margin:12px 0 16px}.section-heading>p:last-child,.capability-copy>p,.security-copy>p{color:var(--muted);font-size:16px;line-height:1.8}.demo-shell{border:1px solid #303a40;border-radius:12px;background:var(--surface);overflow:hidden;box-shadow:0 32px 90px rgba(0,0,0,.25)}.demo-topbar{height:56px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.demo-topbar>div{display:flex;align-items:center;gap:12px}.demo-topbar strong{font-size:13px}.demo-topbar small{font:10px var(--mono);color:var(--dim)}.offline-badge{font:9px var(--mono);letter-spacing:.1em;color:var(--accent);border:1px solid rgba(45,212,191,.25);padding:5px 8px;border-radius:4px}.demo-grid{display:grid;grid-template-columns:270px 1fr;min-height:600px}.stage-list{list-style:none;padding:18px 0;margin:0;border-right:1px solid var(--line);background:#0d1114}.stage-list li{display:flex;gap:14px;padding:14px 20px;border-left:2px solid transparent;transition:.25s}.stage-list li>span{font:10px var(--mono);color:#526067;margin-top:3px}.stage-list li strong,.stage-list li small{display:block}.stage-list li strong{font-size:13px;font-weight:580}.stage-list li small{font-size:10px;color:var(--dim);margin-top:2px}.stage-list li.current{background:#151c20;border-left-color:var(--accent)}.stage-list li.current>span,.stage-list li.current small{color:var(--accent)}.stage-list li.done>span,.stage-list li.done small{color:var(--success)}.stage-list li.done strong{color:#c9d4d7}.demo-console{display:flex;flex-direction:column;min-width:0}.console-head{height:52px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;border-bottom:1px solid var(--line-soft);font:11px var(--mono);color:var(--muted)}.console-main{padding:24px;flex:1}.file-object{display:flex;align-items:center;padding:15px;border:1px solid var(--line);background:#11171a;border-radius:8px}.file-icon{width:44px;height:44px;display:grid;place-items:center;background:#20373a;color:var(--accent);font:10px var(--mono);border-radius:6px;margin-right:12px}.file-object strong,.file-object small{display:block}.file-object strong{font-size:13px}.file-object small{color:var(--dim);font-size:10px}.file-object>span{margin-left:auto;font:10px var(--mono);color:var(--warn)}.result-panel{margin-top:18px;min-height:220px;border:1px solid var(--line);border-radius:8px;padding:26px;background:linear-gradient(145deg,#141b1f,#101518)}.result-label{font:9px var(--mono);letter-spacing:.1em;color:var(--accent);text-transform:uppercase;margin:0}.result-panel h3{font-size:23px;letter-spacing:-.025em;margin:12px 0 8px}.result-panel>p:not(.result-label){color:var(--muted);font-size:13px}.result-panel dl{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:24px 0 0}.result-panel dl div{background:#0d1214;border:1px solid var(--line-soft);padding:12px}.result-panel dt{font-size:9px;color:var(--dim)}.result-panel dd{font:11px var(--mono);margin:6px 0 0;color:#dce5e7}.progress-wrap{height:4px;background:#1d2529;margin:18px 0}.progress-wrap i{display:block;width:0;height:100%;background:var(--accent);transition:width .4s ease}.log-view{height:120px;overflow:auto;background:#090d0f;border:1px solid var(--line-soft);border-radius:6px;padding:12px 15px;font:10px/1.75 var(--mono);color:#8d9aa0}.log-view p{margin:0}.log-view span{color:var(--accent);margin-right:10px}.console-actions{min-height:68px;border-top:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:10px 22px}.console-actions>span{margin-left:auto;color:var(--dim);font:10px var(--mono)}.text-button{border:0;background:none;color:var(--muted);cursor:pointer;padding:10px}.text-button:disabled{opacity:.35;cursor:not-allowed}
.workflow-section{padding-top:70px}.workflow-rail{border-top:1px solid var(--line)}.workflow-rail article{display:grid;grid-template-columns:110px 1fr;padding:34px 0;border-bottom:1px solid var(--line);transition:background .2s}.workflow-rail article:hover{background:linear-gradient(90deg,transparent,#0e1417 15%,transparent)}.workflow-rail article>span{font:13px var(--mono);color:var(--dim)}.workflow-rail article div{display:grid;grid-template-columns:110px 250px 1fr;align-items:start}.workflow-rail small{font:9px var(--mono);letter-spacing:.12em;color:var(--accent);margin-top:5px}.workflow-rail h3{font-size:20px;margin:0}.workflow-rail p{margin:1px 0 0;color:var(--muted);max-width:580px}
.capability-section{padding:120px max(24px,calc((100vw - var(--max))/2));background:#0d1114;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);display:grid;grid-template-columns:1fr .9fr;gap:100px;align-items:center}.capability-copy h2{max-width:650px}.tool-line{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:35px;font:10px var(--mono);color:#c7d1d4}.tool-line span{border:1px solid var(--line);padding:7px 9px;border-radius:4px;background:#11171a}.tool-line i{font-style:normal;color:var(--dim)}.spec-inspector{border:1px solid #354047;background:#101518;border-radius:8px;overflow:hidden}.spec-inspector header{height:48px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font:10px var(--mono);color:var(--muted)}.spec-inspector header small{color:var(--success)}.spec-inspector dl{margin:0;padding:8px 18px}.spec-inspector dl div{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line-soft);font-size:12px}.spec-inspector dt{color:var(--muted)}.spec-inspector dd{margin:0;font-family:var(--mono)}.spec-inspector dd b{color:var(--success);margin-left:8px}.spec-inspector footer{padding:14px 18px;background:#171d21;color:var(--warn);font:10px var(--mono)}
.rules-ledger{border:1px solid var(--line);border-radius:8px;overflow:hidden}.ledger-head{display:flex;justify-content:space-between;padding:16px 20px;background:#141a1e;border-bottom:1px solid var(--line);font:10px var(--mono);color:var(--muted)}.ledger-head span:last-child{color:var(--success)}.rules-ledger ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr}.rules-ledger li{min-height:142px;padding:28px;display:grid;grid-template-columns:42px 1fr;border-bottom:1px solid var(--line-soft)}.rules-ledger li:nth-child(odd){border-right:1px solid var(--line-soft)}.rules-ledger li>span{font:11px var(--mono);color:var(--accent)}.rules-ledger strong{font-size:16px}.rules-ledger p{grid-column:2;color:var(--muted);font-size:13px;margin:7px 0 0}
.boundary-section{padding-top:75px}.boundary-table{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:8px;overflow:hidden}.boundary-column{padding:34px 40px}.boundary-column+div{border-left:1px solid var(--line)}.boundary-column header span{font:9px var(--mono);letter-spacing:.12em}.agent-side header span{color:var(--accent)}.human-side header span{color:var(--warn)}.boundary-column h3{font-size:26px;margin:6px 0 24px}.boundary-column ul{list-style:none;margin:0;padding:0}.boundary-column li{padding:12px 0 12px 26px;border-top:1px solid var(--line-soft);position:relative;color:#c3cdd1;font-size:13px}.boundary-column li:before{position:absolute;left:2px}.agent-side li:before{content:"✓";color:var(--success)}.human-side li:before{content:"!";color:var(--warn);font-family:var(--mono)}.never-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:18px}.never-line strong{font-size:12px;color:var(--danger);margin-right:6px}.never-line span{font-size:11px;color:var(--muted);padding:7px 10px;border:1px solid var(--line);border-radius:999px}
.security-section{padding:110px max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:center;background:#0d1114;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}.security-copy a{display:inline-block;margin-top:16px;color:var(--accent);font-size:13px}.architecture{display:grid;grid-template-columns:1fr 92px 1fr;align-items:center}.public-zone,.private-zone{border:1px solid var(--line);border-radius:8px;padding:26px;background:#11171a}.public-zone small,.private-zone small{font:9px var(--mono);color:var(--accent)}.public-zone strong,.private-zone strong,.public-zone span,.private-zone span,.public-zone i,.private-zone i{display:block}.public-zone strong,.private-zone strong{font-size:19px;margin:8px 0}.public-zone span,.private-zone span{color:var(--muted);font-size:12px}.public-zone i,.private-zone i{font:9px var(--mono);font-style:normal;margin-top:22px;color:var(--success)}.private-zone{opacity:.7}.private-zone small{color:var(--warn)}.air-gap{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--danger);font:9px var(--mono)}.air-gap span{width:45px;border-top:1px dashed #6c3838}.usage-section{max-width:var(--max);margin:auto;padding:120px 0}.usage-card{border:1px solid var(--line);background:#0e1316;border-radius:10px;padding:46px;display:grid;grid-template-columns:1fr 1fr;gap:40px}.usage-card h2{font-size:38px}.usage-card pre{margin:0;background:#080c0e;border:1px solid var(--line);padding:24px;border-radius:7px;overflow:auto;color:#c8d2d5;font:11px/1.9 var(--mono)}.usage-card>p{grid-column:1/-1;color:var(--warn);font:10px var(--mono);margin:0;border-top:1px solid var(--line-soft);padding-top:18px}.privacy-card{display:block;max-width:900px;margin:auto}.privacy-card h1{font-size:48px;line-height:1.1;letter-spacing:-.045em}.privacy-card h2{font-size:26px;margin-top:44px}.privacy-card>p,.privacy-card ul{color:var(--muted)}.privacy-card ul{line-height:2}.privacy-card code{color:var(--accent)}.privacy-card .privacy-back{margin-top:50px;border:0;padding:0}.site-footer{max-width:var(--max);margin:auto;border-top:1px solid var(--line);min-height:120px;display:flex;align-items:center;justify-content:space-between;color:var(--dim);font-size:11px}.site-footer>div{display:flex;align-items:center;gap:10px;color:#cbd4d7}
body.demo-running .demo-dot{animation:blink 1.2s infinite}@keyframes blink{50%{opacity:.35}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
@media(max-width:1050px){:root{--max:calc(100% - 48px)}.hero{grid-template-columns:1fr;padding-top:75px}.hero-copy{max-width:700px}.hero-visual{transform:none}.trust-strip{grid-template-columns:repeat(3,1fr);gap:20px}.trust-strip p{grid-column:1/-1}.trust-strip div{border-left:0;padding:0}.capability-section,.security-section{grid-template-columns:1fr;gap:50px}.workflow-rail article div{grid-template-columns:90px 220px 1fr}.architecture{max-width:720px}.usage-section{padding-left:24px;padding-right:24px}}
@media(max-width:760px){.site-header{padding:0 18px}.site-header nav,.header-status{display:none}.hero,.demo-section,.workflow-section,.rules-section,.boundary-section{padding-left:20px;padding-right:20px}.hero{padding-top:58px;gap:44px}.hero h1{font-size:42px}.hero h1 em{white-space:nowrap}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .button{text-align:center}.preview-layout{grid-template-columns:48px 1fr}.preview-inspector{display:none}.trust-strip{padding:22px;grid-template-columns:1fr 1fr}.demo-grid{grid-template-columns:1fr}.stage-list{border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;padding:10px}.stage-list li{padding:10px}.console-main{padding:14px}.result-panel{padding:20px}.result-panel dl{grid-template-columns:1fr}.console-actions{align-items:stretch;flex-direction:column}.console-actions>span{margin:0;text-align:center}.workflow-rail article{grid-template-columns:42px 1fr}.workflow-rail article div{grid-template-columns:1fr}.workflow-rail small{margin-bottom:5px}.workflow-rail p{margin-top:8px}.rules-ledger ol{grid-template-columns:1fr}.rules-ledger li:nth-child(odd){border-right:0}.boundary-table{grid-template-columns:1fr}.boundary-column+div{border-left:0;border-top:1px solid var(--line)}.capability-section,.security-section{padding:85px 20px}.architecture{grid-template-columns:1fr}.air-gap{padding:20px}.air-gap span{height:18px;width:1px;border-left:1px dashed #6c3838;border-top:0}.usage-card{grid-template-columns:1fr;padding:28px}.usage-card h2{font-size:31px}.site-footer{margin:0 20px;flex-direction:column;justify-content:center;gap:10px}.site-footer p{margin:0}.section-heading h2,.capability-copy h2,.security-copy h2{font-size:38px}}