@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
:root{color-scheme:light;--ink:#14212a;--muted:#5b6b72;--paper:#f4f5f0;--white:#fff;--line:#d6ddd9;--green:#b6f55f;--dark:#101a21;--mono:'DM Mono',monospace;--body:'DM Sans','Noto Sans KR',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(1200px,calc(100% - 64px));margin-inline:auto}.skip{position:absolute;left:12px;top:-80px;z-index:20;background:#fff;padding:10px}.skip:focus{top:12px}.site-header{height:86px;display:flex;align-items:center;justify-content:space-between;padding:0 max(32px,calc((100vw - 1200px)/2));border-bottom:1px solid var(--line);background:#f8f9f5;position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:800;line-height:1;letter-spacing:-.04em}.brand-icon{width:44px;height:44px;background:var(--ink);color:var(--green);display:grid;place-items:center;font:700 15px var(--mono);letter-spacing:-.1em}.brand-icon span{color:#fff}.brand small{display:block;font:500 9px var(--mono);letter-spacing:.16em;color:var(--muted);margin-top:7px}.site-header nav{display:flex;align-items:center;gap:34px}.site-header nav a{font-size:14px;font-weight:700;color:#4e5b60;padding:31px 0;position:relative}.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--ink)}.site-header nav a[aria-current]:after{content:'';position:absolute;height:3px;bottom:0;left:0;right:0;background:#5b9c2d}.menu-button{display:none}.hero{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;padding-block:105px 112px}.kicker,.eyebrow{font:500 12px var(--mono);letter-spacing:.12em;color:#427527}.kicker{display:flex;align-items:center;gap:10px}.pulse{height:8px;width:8px;border-radius:50%;background:#67bd36;box-shadow:0 0 0 5px #d9efcf}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(45px,5vw,78px);letter-spacing:-.075em;line-height:1.2;margin:22px 0 30px;font-weight:800}h1 em{font-style:normal;color:#4d8c29}.lede{font-size:17px;color:#506168;max-width:620px;line-height:1.9}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}.button{display:inline-flex;align-items:center;justify-content:space-between;min-width:175px;gap:24px;padding:13px 18px;font-size:14px;font-weight:700;border:1px solid var(--ink);transition:transform .18s,background .18s}.button:hover{transform:translateY(-3px)}.button.primary{background:var(--ink);color:#fff}.button.primary:hover{background:#31513a}.button.secondary{background:transparent}.hero-panel{background:#152129;color:#e6f0e7;box-shadow:18px 18px 0 #dce6d7;border:1px solid #263d3c}.panel-head,.panel-foot{font:500 10px var(--mono);letter-spacing:.07em}.panel-head{display:flex;justify-content:space-between;padding:19px 23px;border-bottom:1px solid #304447}.online{color:var(--green)}.trace{list-style:none;margin:0;padding:13px 23px}.trace li{display:flex;align-items:center;gap:18px;padding:18px 0;border-bottom:1px solid #304447}.trace li:last-child{border:0}.trace li>span{color:var(--green);font:500 11px var(--mono)}.trace li div{flex:1}.trace strong{display:block;font:500 13px var(--mono);letter-spacing:.025em}.trace small{font-size:11px;color:#9caeae}.trace b{font:500 10px var(--mono);color:var(--green)}.trace b.pending{color:#8c9a9d}.panel-foot{padding:20px 23px;background:#0e181f;color:#a2b5b4;line-height:1.7}.ticker{border-block:1px solid #c8d1c9;background:#e9eee6}.ticker-grid{display:grid;grid-template-columns:repeat(4,1fr)}.ticker-grid>div{padding:25px 30px;border-right:1px solid #c8d1c9}.ticker-grid>div:first-child{padding-left:0}.ticker-grid>div:last-child{border:0}.ticker strong{display:block;font:700 36px var(--mono);letter-spacing:-.07em;line-height:1.2}.ticker span{display:block;color:var(--muted);font-size:12px;margin-top:8px}.section{padding-block:105px}.section-top{display:flex;align-items:end;justify-content:space-between;gap:60px;margin-bottom:38px}.section-top h2{margin:12px 0 0;font-size:clamp(30px,3.2vw,48px);letter-spacing:-.06em;line-height:1.3}.section-top>p{max-width:445px;color:var(--muted);font-size:15px;margin:0}.step-grid,.finding-grid,.arm-grid,.note-grid{display:grid;gap:14px}.step-grid,.arm-grid{grid-template-columns:repeat(4,1fr)}.step-grid article{border:1px solid var(--line);background:#fff;padding:29px 24px;min-height:260px}.step-grid article>span,.arm-grid article>span{font:500 11px var(--mono);color:#51862c;letter-spacing:.06em}.step-grid h3,.arm-grid h3{font-size:19px;margin:43px 0 9px;letter-spacing:-.04em}.step-grid p,.arm-grid p{color:var(--muted);font-size:13px;margin:0}.section-ink{background:var(--dark);color:#f5f7ef}.section-ink .eyebrow{color:var(--green)}.section-ink .section-top>p{color:#a6b7b8}.finding-grid{grid-template-columns:repeat(3,1fr)}.finding-grid article{border-top:1px solid #5c6c6d;padding:24px 6px 4px}.tag{font:500 11px var(--mono);color:var(--green)}.tag.muted{color:#bac8c5}.finding-grid h3{font-size:23px;letter-spacing:-.05em;line-height:1.45;margin:20px 0}.finding-grid p{font-size:14px;color:#b5c5c3}.text-link{font-size:14px;font-weight:700;border-bottom:1px solid currentColor;padding-bottom:3px;white-space:nowrap}.case-strip{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}.case-strip div{padding:23px 16px;border-right:1px solid var(--line)}.case-strip div:first-child{padding-left:0}.case-strip div:last-child{border:0}.case-strip b{display:block;font:500 14px var(--mono)}.case-strip span{font-size:12px;color:var(--muted)}.closing{padding:70px 55px 75px;background:#e0edd4;margin-bottom:100px}.closing h2{font-size:clamp(30px,4vw,54px);line-height:1.3;letter-spacing:-.065em;margin:18px 0}.closing p{color:#4c6154;max-width:660px}.closing .button{margin-top:16px}.footer{padding:45px max(32px,calc((100vw - 1200px)/2));background:#0d171d;color:#fff;display:flex;justify-content:space-between;gap:30px}.footer strong{font:700 18px var(--mono)}.footer p,.footer span{color:#a9b9bb;font-size:12px}.footer span{display:block;text-align:right}.footer code{font:inherit}.page-hero{padding-block:85px 90px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(43px,5vw,72px);margin:18px 0 24px}.page-hero p{max-width:780px;font-size:17px;color:var(--muted);line-height:1.9;margin:0}.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.flow-grid article{padding:25px;background:#fff;border:1px solid var(--line);min-height:260px}.flow-grid article>span{font:500 12px var(--mono);color:#5b9b33}.flow-grid h3{font-size:21px;margin:55px 0 12px}.flow-grid p{font-size:13px;color:var(--muted);margin:0}.arm-grid article{border:1px solid #4f6465;padding:27px;min-height:250px}.arm-grid article>span{color:var(--green)}.arm-grid h3{margin-top:54px}.arm-grid p{color:#afbec0}.rule-list{border-top:1px solid var(--line)}.rule-list article{display:grid;grid-template-columns:220px 1fr;gap:30px;padding:24px 0;border-bottom:1px solid var(--line)}.rule-list b{font:500 13px var(--mono)}.rule-list p{margin:0;color:var(--muted);font-size:14px}.source-note{margin-block:0 95px;background:#e8ece6;padding:25px 30px;border-left:3px solid #71a83b;display:flex;gap:24px;align-items:baseline}.source-note strong{font:500 12px var(--mono);white-space:nowrap}.source-note p{font-size:13px;color:var(--muted);margin:0;overflow-wrap:anywhere}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat-grid article{background:#fff;padding:22px;border:1px solid var(--line)}.stat-grid span{font-size:12px;color:var(--muted)}.stat-grid strong{display:block;font:700 clamp(27px,3vw,42px) var(--mono);letter-spacing:-.07em;margin:15px 0 5px}.stat-grid small{color:var(--muted);font-size:11px}.result-callout{margin-top:18px;padding:32px 38px;background:#e4efd9;border-left:4px solid #70a83f}.result-callout>span{font:500 11px var(--mono);color:#447927}.result-callout h3{font-size:25px;letter-spacing:-.05em;margin:14px 0}.result-callout p{margin:0;color:#4c6054;font-size:14px;max-width:900px}.result-table-wrap{overflow-x:auto;border:1px solid #4f6465}.result-table{border-collapse:collapse;width:100%;min-width:790px;text-align:left}.result-table th,.result-table td{padding:20px;border-bottom:1px solid #3b4c50;vertical-align:top;font-size:13px}.result-table th{font:500 11px var(--mono);color:#a5b6b8;background:#19272d}.result-table tr:last-child td{border:0}.result-table td:first-child{min-width:200px}.result-table td strong{display:block;font-size:14px}.result-table td small{color:#a5b6b8}.pill{white-space:nowrap;font-size:11px;padding:5px 8px;background:#314c35;color:#c9f6a9}.pill.muted{background:#344047;color:#ced7d7}.note-grid{grid-template-columns:repeat(3,1fr)}.note-grid article{border-top:3px solid #7bae48;background:#fff;padding:25px}.note-grid h3{font-size:18px}.note-grid p{font-size:13px;color:var(--muted);margin:0}.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.case-grid article{background:#fff;border:1px solid var(--line);padding:28px;min-height:320px;display:flex;flex-direction:column}.case-head{display:flex;align-items:center;justify-content:space-between;font:500 11px var(--mono);color:#568b36}.case-head b{color:#30692d;background:#e8f5df;padding:5px 7px}.case-grid h3{font:700 27px var(--mono);letter-spacing:-.05em;margin:36px 0 15px}.case-grid p{font-size:14px;color:var(--muted)}.case-meta{margin-top:auto;border-top:1px solid var(--line);padding-top:17px;display:flex;justify-content:space-between;gap:15px;font-size:12px}.case-meta span{color:var(--muted)}.case-meta strong{font:500 11px var(--mono);overflow-wrap:anywhere;text-align:right}.exclusion{display:grid;grid-template-columns:190px 1fr 100px;gap:22px;align-items:start;border-block:1px solid #536264;padding:24px 0}.exclusion>span{font:500 15px var(--mono)}.exclusion h3{margin:0 0 8px}.exclusion p{font-size:14px;color:#acbbbd;margin:0}.exclusion>b{font:500 11px var(--mono);color:#e0d3a5;text-align:right}.status-line{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.status-line span{background:#fff;border:1px solid var(--line);padding:11px 14px;font:500 12px var(--mono)}.status-line i{font-style:normal;color:#6e8b6a}.status-explain{max-width:830px;color:var(--muted);font-size:14px;margin:22px 0 0}
@media(max-width:950px){.hero{grid-template-columns:1fr;gap:45px;padding-block:75px}.step-grid,.arm-grid,.flow-grid{grid-template-columns:repeat(2,1fr)}.ticker-grid,.stat-grid{grid-template-columns:repeat(2,1fr)}.ticker-grid>div:nth-child(2){border-right:0}.finding-grid{grid-template-columns:1fr}.case-strip{grid-template-columns:repeat(2,1fr)}.case-strip div:nth-child(2){border:0}.section-top{align-items:start;flex-direction:column;gap:15px}.site-header nav{gap:19px}}
@media(max-width:680px){.wrap{width:calc(100% - 36px)}.site-header{height:72px;padding-inline:18px}.brand{font-size:16px}.brand-icon{height:38px;width:38px}.menu-button{display:block;background:none;border:0;font-size:13px;font-weight:700;cursor:pointer}.menu-button span{margin-left:6px}.site-header nav{display:none;position:absolute;top:72px;left:0;right:0;background:#f8f9f5;border-bottom:1px solid var(--line);padding:8px 18px 18px;flex-direction:column;align-items:stretch;gap:0}.site-header nav.open{display:flex}.site-header nav a{padding:10px 0}.site-header nav a[aria-current]:after{display:none}.hero{padding-block:56px 76px;grid-template-columns:minmax(0,1fr)}.hero-copy,.hero-panel{min-width:0}h1{font-size:clamp(34px,10vw,42px)}.lede,.page-hero p{font-size:15px}.actions{display:grid;grid-template-columns:1fr}.actions .button{width:100%;min-width:0}.hero-panel{box-shadow:8px 8px 0 #dce6d7}.trace li>div{min-width:0}.trace b{font-size:9px}.panel-foot{overflow-wrap:anywhere}.ticker-grid,.stat-grid,.step-grid,.arm-grid,.flow-grid,.case-grid,.note-grid{grid-template-columns:1fr}.ticker-grid>div{padding:18px 0;border-right:0;border-bottom:1px solid #c8d1c9}.ticker-grid>div:last-child{border:0}.ticker strong{font-size:28px}.section{padding-block:68px}.step-grid article,.flow-grid article,.arm-grid article{min-height:0}.step-grid h3,.flow-grid h3,.arm-grid h3{margin-top:27px}.case-strip{grid-template-columns:1fr}.case-strip div{padding:15px 0;border-right:0;border-bottom:1px solid var(--line)}.case-strip div:nth-child(2){border-bottom:1px solid var(--line)}.closing{padding:32px 24px;margin-bottom:65px}.footer{padding:35px 18px;display:block}.footer span{text-align:left}.page-hero{padding-block:55px}.rule-list article{grid-template-columns:1fr;gap:10px}.source-note{display:block;margin-bottom:60px;padding:22px}.source-note p{margin-top:10px}.exclusion{grid-template-columns:1fr;gap:8px}.exclusion>b{text-align:left}.case-meta{display:block}.case-meta strong{display:block;text-align:left;margin-top:5px}.result-callout{padding:25px}.status-line{gap:7px}.status-line span{font-size:10px}}

.architecture-hero{padding-bottom:48px}.architecture-jump{display:flex;flex-wrap:wrap;gap:8px;margin-top:37px}.architecture-jump a{border:1px solid var(--line);background:#fff;padding:9px 13px;font:500 12px var(--mono);transition:background .18s}.architecture-jump a:hover{background:#e0edd4}.architecture-system{padding-top:77px}.system-map{border:1px solid var(--line);background:#fff;padding:20px}.map-band{display:grid;grid-template-columns:170px minmax(0,1fr);gap:16px}.map-label{background:#e6eee0;padding:22px}.map-label>span,.map-bottom article>span{font:500 10px var(--mono);color:#4c8132}.map-label h3{font-size:19px;letter-spacing:-.04em;margin:21px 0 5px}.map-label p{font-size:12px;color:var(--muted);margin:0}.map-nodes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;list-style:none;margin:0;padding:0}.map-nodes li{background:#f4f6f1;border:1px solid #dbe3d8;padding:18px;position:relative}.map-nodes li:not(:last-child):after{content:'→';position:absolute;right:-14px;top:46%;z-index:1;color:#4a8d34;background:#fff;border-radius:50%;padding:0 3px;font:700 17px var(--mono)}.map-nodes small{display:block;font:500 10px var(--mono);color:#538f35}.map-nodes strong{display:block;font:700 15px var(--mono);margin:17px 0 6px;letter-spacing:-.04em}.map-nodes span{display:block;color:var(--muted);font-size:11px;line-height:1.5}.map-handoff{text-align:center;padding:13px 0;color:#527748;font:500 11px var(--mono)}.map-handoff span,.map-handoff b{display:block}.map-handoff b{font-size:20px;line-height:1.1}.manager-band{display:flex;justify-content:space-between;gap:28px;align-items:center;padding:27px 31px;background:#172b28;color:#fff;border-left:5px solid #a5df61}.manager-band .eyebrow{color:#a5df61}.manager-band h3{font-size:27px;letter-spacing:-.05em;margin:9px 0}.manager-band p{font-size:13px;color:#c6d5cf;max-width:650px;margin:0}.manager-band ul{flex:none;margin:0;padding:0;list-style:none;font:500 11px var(--mono);color:#c2e6a9}.manager-band li{padding:4px 0}.manager-band li:before{content:'✓';margin-right:8px}.map-split{display:grid;grid-template-columns:1fr 1fr;text-align:center;padding:11px 0;font:500 11px var(--mono);color:#527748}.map-split b{display:block;font-size:20px;line-height:1}.map-split span{display:block}.map-bottom{display:grid;grid-template-columns:1fr 1fr;gap:8px}.map-bottom article{background:#edf1eb;padding:22px 25px}.map-bottom h3{font-size:20px;letter-spacing:-.04em;margin:11px 0 7px}.map-bottom p{font-size:12px;color:var(--muted);margin:0}.diagram-caption{font-size:12px;color:var(--muted);margin:14px 0 0}.lineage-chain{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:5px;list-style:none;margin:0 0 34px;padding:0}.lineage-chain li{position:relative;padding:16px 10px;border:1px solid #4d6665;min-height:88px}.lineage-chain li:not(:last-child):after{content:'→';position:absolute;right:-10px;top:36%;z-index:1;background:var(--dark);color:var(--green);font:700 15px var(--mono)}.lineage-chain b{font:500 13px var(--mono);color:var(--green)}.lineage-chain span{display:block;color:#adbfbd;font-size:10px;margin-top:8px}.gate-triptych{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.gate-triptych article{border-top:2px solid #a5df61;background:#19292e;padding:23px}.gate-triptych article>span{font:500 11px var(--mono);color:var(--green)}.gate-triptych h3{font-size:18px;margin:18px 0 7px}.gate-triptych p{font-size:12px;color:#b4c2c1;margin:0}.loop-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:18px}.loop-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.loop-steps article{background:#fff;border:1px solid var(--line);padding:25px;min-height:205px}.loop-steps article>span{font:500 11px var(--mono);color:#4c8132}.loop-steps h3{font-size:20px;letter-spacing:-.04em;margin:26px 0 9px}.loop-steps p{font-size:12px;color:var(--muted);margin:0}.loop-ownership{background:#e1ebdb;padding:25px}.loop-ownership .eyebrow{font-size:11px}.loop-ownership div{border-bottom:1px solid #b8cdb1;padding:16px 0}.loop-ownership div:last-child{border:0}.loop-ownership b{font-size:14px}.loop-ownership p{font-size:12px;color:#526652;margin:3px 0 0}.comparison-note{border:1px solid var(--line);margin-top:16px;padding:22px 26px}.comparison-note>strong{font:500 11px var(--mono);color:#4c8132}.comparison-note>div{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:16px 0}.comparison-note span{background:#e8eee4;padding:11px;font-size:12px}.comparison-note span b{font:700 12px var(--mono);margin-right:5px}.comparison-note p{font-size:12px;color:var(--muted);margin:0}.decision-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.decision-rail article{border:1px solid #506464;position:relative;padding:23px;min-height:210px}.decision-rail article:not(:last-child):after{content:'→';position:absolute;right:-14px;top:44%;z-index:1;background:var(--dark);color:var(--green);padding:2px;font:700 17px var(--mono)}.decision-rail article>span{font:500 10px var(--mono);color:var(--green)}.decision-rail h3{font-size:18px;margin:37px 0 8px}.decision-rail p{font-size:12px;color:#b6c3c3;margin:0}.recovery-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 24px;margin-top:45px}.recovery-list>div{display:grid;grid-template-columns:125px 1fr;gap:15px;border-top:1px solid #45595b;padding:17px 0}.recovery-list b{font-size:13px}.recovery-list p{font-size:12px;color:#b6c3c3;margin:0}.recovery-list code{color:var(--green)}.architecture-validation+.source-note{margin-top:55px}
@media(max-width:1050px){.map-band{grid-template-columns:1fr}.map-label{display:flex;align-items:center;gap:15px}.map-label h3,.map-label p{margin:0}.lineage-chain{grid-template-columns:repeat(4,minmax(0,1fr))}.lineage-chain li:nth-child(4):after{display:none}.loop-layout{grid-template-columns:1fr}.loop-ownership{display:grid;grid-template-columns:repeat(2,1fr);gap:0 18px}.loop-ownership .eyebrow{grid-column:1/-1}.comparison-note>div{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.architecture-hero{padding-bottom:35px}.architecture-jump{gap:6px}.architecture-jump a{font-size:10px;padding:8px}.architecture-system{padding-top:60px}.system-map{padding:10px}.map-label{display:block;padding:17px}.map-label h3{margin:8px 0 2px}.map-nodes{grid-template-columns:1fr 1fr}.map-nodes li{padding:15px}.map-nodes li:nth-child(2):after{display:none}.map-nodes strong{margin:8px 0 5px;font-size:13px}.map-nodes span{font-size:10px}.manager-band{display:block;padding:22px}.manager-band h3{font-size:23px}.manager-band ul{margin-top:17px}.map-bottom{grid-template-columns:1fr}.map-split{grid-template-columns:1fr 1fr}.lineage-chain{grid-template-columns:repeat(2,minmax(0,1fr))}.lineage-chain li:nth-child(2):after,.lineage-chain li:nth-child(6):after{display:none}.lineage-chain li:nth-child(4):after{display:none}.lineage-chain li{min-height:75px}.gate-triptych,.loop-steps,.decision-rail,.recovery-list{grid-template-columns:1fr}.loop-steps article,.decision-rail article{min-height:0}.loop-ownership{grid-template-columns:1fr}.comparison-note>div{grid-template-columns:1fr 1fr}.decision-rail article:not(:last-child):after{content:'↓';top:auto;bottom:-17px;right:49%}.recovery-list>div{grid-template-columns:1fr;gap:4px}.architecture-validation+.source-note{margin-top:35px}}
