:root{--paper:#0b0d0f;--canvas:#111416;--ink:#f0eee8;--muted:#9ba4aa;--line:#2b3033;--accent:#ee9a62;--soft:#191f20;--blue:#1b2228;--rail:204px;--header:82px;--footer:70px;font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",sans-serif;color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper)}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{opacity:.28;cursor:default}a{color:inherit}button:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button{border:0;background:none}button,a{touch-action:manipulation}.app-header{height:var(--header);position:fixed;inset:0 0 auto;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);background:var(--paper)}.wordmark{display:flex;align-items:center;gap:14px;text-decoration:none}.brand-sign{font-family:Arial,sans-serif;font-size:42px;line-height:1;font-weight:800;letter-spacing:-5px}.brand-sign span{color:var(--accent)}.brand-text{font-size:17px;letter-spacing:2px;font-weight:700}.brand-text>span{display:block;font-size:10px;color:var(--muted);font-weight:400;letter-spacing:1.4px;margin-top:4px}.header-center{font-size:10px;letter-spacing:2.4px;color:var(--muted)}.header-center>span{color:var(--accent);margin-left:14px}.toolbar{display:flex;gap:8px}.tool-btn{font-size:12px;display:flex;align-items:center;gap:7px;padding:10px;border-radius:4px}.tool-btn>span:first-child{font-size:18px}.tool-btn:hover{background:#1c2224}.chapter-rail{position:fixed;top:var(--header);bottom:0;left:0;width:var(--rail);border-right:1px solid var(--line);padding:37px 18px 20px;display:flex;flex-direction:column;z-index:15;background:var(--paper)}.rail-top{font:10px Arial,sans-serif;letter-spacing:2px;color:var(--muted);padding:0 16px 25px}.chapter-rail nav{display:flex;flex-direction:column;gap:8px}.chapter-button{display:flex;align-items:center;text-align:left;padding:15px 12px;gap:12px;position:relative;min-height:55px;border-radius:3px}.chapter-button>span{font:11px Arial,sans-serif;color:#738086}.chapter-button b{font-size:12px;font-weight:500;letter-spacing:.1px}.chapter-button i{position:absolute;left:-18px;width:3px;height:0;background:var(--accent)}.chapter-button:hover{background:#191e21}.chapter-button.selected{background:#202729}.chapter-button.selected>span{color:var(--accent)}.chapter-button.selected b{font-weight:700}.chapter-button.selected i{height:24px}.rail-bottom{margin-top:auto;font-size:10px;display:flex;gap:6px;align-items:center;padding:0 10px;color:var(--muted)}.live-dot{width:5px;height:5px;background:var(--accent);border-radius:50%}.version{margin-left:auto;font:10px Arial,sans-serif}
#stage{margin-left:var(--rail);padding:var(--header) 0 var(--footer);height:100dvh;overflow:hidden}#slides{height:100%;position:relative}.slide{height:100%;width:100%;display:none;position:relative;overflow:auto;background:var(--canvas);scrollbar-width:thin;container-type:inline-size}.slide.active{display:block;animation:appear .28s ease}.slide-content{padding:40px clamp(32px,4vw,72px) 36px;min-height:100%;display:flex;flex-direction:column;max-width:1600px;margin:0 auto;position:relative}.eyebrow{font-size:11px;color:var(--accent);letter-spacing:2px;font-weight:600;line-height:1.6}.slide-head{margin-bottom:30px;flex-shrink:0}.slide h1{font-size:clamp(28px,3.1vw,48px);line-height:1.35;letter-spacing:-1.4px;margin:13px 0 12px;font-weight:750}.intro{font-size:clamp(14px,1.15vw,18px);line-height:1.8;color:var(--muted);margin:0;max-width:90%}.slide h2{font-size:clamp(19px,1.65vw,26px);font-weight:650;line-height:1.5;margin:0}.slide h3{font-size:16px;font-weight:650;line-height:1.5;margin:0}.slide p{font-size:14px;line-height:1.9;color:var(--muted)}.slide .intro{font-size:clamp(14px,1.15vw,18px)}.slide-note{margin-top:auto;padding:18px 0 0;display:flex;gap:9px;align-items:flex-start;font-size:11px;line-height:1.8;color:var(--muted);flex-shrink:0}.note-mark{flex-shrink:0;width:4px;height:4px;margin-top:7px;background:var(--accent)}.slide-folio{position:absolute;right:22px;top:25px;font:10px Arial,sans-serif;letter-spacing:1px;color:#748087}.step-num{font:11px Arial,sans-serif;letter-spacing:1px;color:var(--accent)}.text-link{display:inline-flex;align-items:center;gap:20px;font-size:12px;padding:8px 0;text-decoration:none;border-bottom:1px solid #536069;line-height:1.6}.text-link:hover{color:var(--accent);border-color:var(--accent)}.text-link>span{font-size:17px}.status-text{font-size:10px;color:var(--accent);letter-spacing:.5px;margin-bottom:12px;line-height:1.7}.app-footer{height:var(--footer);position:fixed;bottom:0;left:var(--rail);right:0;padding:0 32px;display:flex;align-items:center;gap:28px;z-index:20;background:var(--paper);border-top:1px solid var(--line)}.page-info{display:flex;align-items:center;gap:10px;font:12px Arial,sans-serif;white-space:nowrap}.page-info>span:first-child{font-size:19px;font-weight:600;color:var(--ink)}.page-divider{color:#738087}.page-info>span:nth-child(3){color:var(--muted)}.current-chapter{font:10px "Microsoft YaHei",sans-serif;color:var(--muted);margin-left:8px}.progress-track{display:flex;gap:4px;flex:1;align-items:center;height:35px}.progress-track button{height:28px;flex:1;min-width:3px;padding:0;position:relative}.progress-track button:before{content:'';display:block;height:2px;background:#333b3e}.progress-track button.done:before{background:#70817e}.progress-track button.selected:before{background:var(--accent);height:4px}.progress-track button:hover:before{background:var(--accent)}.page-actions{display:flex;align-items:center;gap:8px}.page-actions button{font-size:22px;width:38px;height:36px;border:1px solid var(--line);border-radius:3px}.page-actions button:hover:not(:disabled){background:var(--ink);color:#fff}.key-hint{font-size:10px;letter-spacing:1px;margin-right:10px;color:var(--muted)}
/* Opening */
.type-cover .slide-content{padding-top:44px;padding-bottom:44px;display:grid;grid-template-columns:1fr .9fr;gap:5%}.cover-main{display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.type-cover h1{font-size:clamp(48px,6.3vw,90px);line-height:1.14;letter-spacing:-4px;margin:24px 0}.cover-intro{font-size:clamp(16px,1.5vw,22px)!important;line-height:1.85!important;margin:0}.start-button{display:flex;gap:44px;align-items:center;background:var(--ink);color:#fff;padding:16px 23px;margin-top:36px;font-size:13px;border-radius:3px;transition:background .2s}.start-button span{font-size:23px}.start-button:hover{background:var(--accent)}.cover-side{background:#1a2221;padding:24px 30px;display:flex;flex-direction:column;position:relative;justify-content:space-between;min-height:440px;overflow:hidden}.cover-index{font:10px Arial,sans-serif;letter-spacing:2px}.cover-glyph{display:flex;align-items:center;justify-content:center;gap:6px;position:relative;flex:1;min-height:190px}.cover-glyph span{font-size:clamp(80px,10.5vw,150px);font-weight:850;letter-spacing:-13px;color:var(--ink);line-height:1}.cover-glyph span+span{color:var(--accent);margin-top:38px}.cover-goals{border-top:1px solid #35403c;padding-top:17px;display:grid;gap:14px}.cover-goals>div{font-size:13px;display:flex;align-items:center;gap:14px}.cover-goals span{font:10px Arial,sans-serif;color:var(--accent)}.cover-foot{font-size:10px;color:var(--muted);line-height:1.9;margin-top:22px;max-width:240px}
/* Agent */
.agent-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:40px;flex:1;align-content:center}.agent-process{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);align-self:center;position:relative;padding-top:24px}.agent-node{position:relative;padding-right:13px}.agent-node:before{content:'';width:7px;height:7px;background:var(--accent);position:absolute;top:-28px;left:0;border-radius:50%}.agent-node h2{margin:15px 0 8px}.agent-node p{font-size:12px;max-width:100px}.feedback-line{grid-column:1/-1;font-size:10px;text-align:center;border:1px solid #394345;border-top:0;margin:13px 12% 0;padding:12px;color:var(--muted)}.aside-copy{border-left:1px solid var(--line);padding-left:28px;align-self:center}.aside-copy ul{list-style:none;padding:0;margin:18px 0}.aside-copy li{font-size:13px;line-height:1.9;padding:9px 0;border-bottom:1px solid var(--line)}.dual-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px;flex:1;max-height:420px}.dual-panel{padding:25px 30px 28px;position:relative;overflow:hidden;display:flex;flex-direction:column}.dual-0{background:#1a242c}.dual-1{background:#2b231e}.panel-label{font-size:12px;letter-spacing:2px;margin-bottom:15px}.dual-panel h2{font-size:clamp(22px,2.3vw,34px);z-index:1;line-height:1.6}.panel-items{margin-top:auto;padding-top:28px;display:flex;gap:10px;flex-wrap:wrap;z-index:1}.panel-items span{font-size:11px;padding:7px 0;border-top:1px solid #46525a}.panel-glyph{position:absolute;bottom:-10px;right:8px;font-size:185px;line-height:1;font-weight:800;color:#3b4a55;opacity:.62}.dual-1 .panel-glyph{color:#5d402e}.cycle-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;flex:1;align-items:center}.cycle-step{padding:20px 20px 20px 0;border-top:1px solid var(--line);position:relative;align-self:center}.cycle-step+.cycle-step{padding-left:18px}.cycle-step:not(:last-child):after{content:'›';position:absolute;right:4px;top:22px;color:#6b7c86;font-size:25px}.cycle-number{font:40px Arial,sans-serif;font-weight:300;letter-spacing:-2px;color:#526269;display:block;margin-bottom:20px}.cycle-step h2{font-size:19px}.cycle-step p{font-size:12px;max-width:155px}.cycle-return{display:flex;align-items:center;gap:18px;font-size:10px;color:var(--accent);margin:0 0 16px}.cycle-return i{height:1px;background:#3e4b47;flex:1;position:relative}.cycle-return i:before{content:'‹';position:absolute;left:0;top:-10px;font-size:18px}.pipeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;flex:1;align-items:center}.pipeline-step{border-top:2px solid var(--ink);padding:22px 0;position:relative}.pipeline-step:not(:last-child):after{content:'→';position:absolute;right:5px;top:19px;font-size:20px;color:#7e939d}.pipeline-step h2{font-size:30px;margin:24px 0 12px}.pipeline-step p{font-size:13px}.pipeline-input{display:inline-block;margin-top:22px;padding:8px 0;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
/* Media */
.media-slot{background:#191f20;border:1px solid #34403b;position:relative;min-height:175px;overflow:hidden;display:flex;align-items:center;justify-content:center}.media-slot:before,.media-slot:after{content:'';position:absolute;pointer-events:none;width:24px;height:24px;border-color:#566a5f;border-style:solid}.media-slot:before{top:13px;left:13px;border-width:1px 0 0 1px}.media-slot:after{bottom:13px;right:13px;border-width:0 1px 1px 0}.media-add{position:relative;padding:28px 22px;display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;min-height:inherit;text-align:center;z-index:1}.media-icon{display:grid;place-items:center;width:47px;height:47px;border:1px solid #64796b;border-radius:50%;font-family:Arial,sans-serif;font-size:27px;color:#adc4b0;margin-bottom:17px}.media-title{font-size:14px;font-weight:600;line-height:1.7}.media-caption{font-size:10px;color:var(--muted);margin-top:7px;line-height:1.8;max-width:280px}.media-add-label{font-size:10px;color:#b0c5b1;margin-top:19px;border-bottom:1px solid #5c7364;padding-bottom:4px}.media-add:hover{background:#222e29}.media-kind{position:absolute;top:14px;right:15px;font:8px Arial,sans-serif;color:#7e9787;letter-spacing:2px}.media-slot.has-media{background:#121918}.media-slot.has-media:before,.media-slot.has-media:after{display:none}.media-slot img{width:100%;height:100%;position:absolute;object-fit:contain}.media-slot video{width:100%;height:100%;position:absolute;object-fit:contain;background:#090c10}.replace-media{position:absolute;top:10px;right:10px;z-index:3;background:#1f2729ee;padding:7px 12px;font-size:10px;border:1px solid #48564f;opacity:.2}.media-slot:hover .replace-media,.replace-media:focus-visible{opacity:1}.media-dual{display:grid;grid-template-columns:1fr 1fr;gap:28px;flex:1}.media-dual>div{display:flex;flex-direction:column}.media-section-title{display:flex;gap:15px;align-items:center}.media-section-title>span{font:11px Arial;color:var(--accent)}.media-dual p{font-size:12px;margin:7px 0 15px}.media-dual .media-slot{flex:1;min-height:180px}.feature-layout{display:grid;grid-template-columns:1.45fr 1fr;gap:34px;flex:1;align-items:stretch}.large-media{min-height:260px}.feature-copy{align-self:center}.numbered-steps{display:flex;flex-direction:column;gap:21px}.numbered-step{display:flex;gap:17px;align-items:baseline}.numbered-step p{font-size:12px;line-height:1.85;margin:6px 0 0}.feature-copy .text-link{margin-top:20px}.showcase-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;flex:1}.showcase-item .media-slot{height:190px;min-height:170px}.showcase-item h2{font-size:18px;margin:18px 0 4px}.showcase-item p{font-size:12px;margin:0 0 6px;line-height:1.8}.showcase-item .text-link{font-size:10px}.showcase-item .media-caption{max-width:180px}.showcase-item .media-add-label{margin-top:10px}.showcase-item .media-icon{margin-bottom:12px;width:37px;height:37px;font-size:24px}.showcase-item .media-add{padding:22px 15px}.showcase-item .media-title{font-size:12px}.sales-lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;flex:1;align-items:center}.sales-lane{border-top:2px solid var(--ink);padding:22px 0 8px}.sales-lane:nth-child(2){border-color:var(--accent)}.lane-title>span{font:12px Arial;color:var(--accent)}.lane-title h2{font-size:27px;margin:15px 0 22px}.lane-items{display:flex;flex-direction:column}.lane-items>span{font-size:13px;line-height:1.7;padding:9px 0;border-bottom:1px solid var(--line)}.data-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;flex:1;align-items:center}.data-layout>.media-slot{height:100%;min-height:260px}.flow-strip{display:flex;flex-wrap:wrap;gap:0;margin-bottom:30px;padding:15px 0;border-bottom:1px solid var(--line);border-top:1px solid var(--line)}.flow-strip>span{font-size:12px;flex:1;white-space:nowrap;position:relative}.flow-strip>span:not(:last-child):after{content:'›';position:absolute;right:13px;color:#6a7f8a}.data-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.data-metrics h3{margin:15px 0 5px;font-size:15px}.data-metrics p{font-size:11px}.commerce-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:35px;flex:1;align-items:stretch}.capabilities{display:grid;grid-template-columns:1fr 1fr;gap:24px}.capabilities>div{padding-top:10px;border-top:1px solid var(--line)}.capabilities h3{margin-top:10px}.capabilities p{font-size:11px;margin-bottom:0}.foundation{padding:18px 20px;background:#1a2221;display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:25px}.foundation>span{font-size:10px;color:var(--muted);width:100%}.foundation>b{font-size:10px;font-weight:500}.brand-layout{display:grid;grid-template-columns:.85fr 1.3fr;gap:24px;flex:1;min-height:230px}.explore-strip{display:grid;grid-template-columns:auto auto 1fr;align-items:baseline;gap:20px;margin-top:25px;border-top:1px solid var(--line);padding-top:18px}.explore-strip .status-text{margin:0;white-space:nowrap}.explore-strip h3{font-size:15px;white-space:nowrap}.explore-strip p{font-size:11px;margin:0;line-height:1.9}
/* Plans */
.roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:0;flex:1;align-items:stretch;margin-top:5px}.phase{padding:25px 26px 20px;background:#1b2521;display:flex;flex-direction:column;border-top:3px solid #819d8b}.phase+.phase{margin-left:2px}.phase-1{background:#1b252d;border-color:var(--ink)}.phase-2{background:#2d251f;border-color:var(--accent)}.phase-top{display:flex;align-items:center;gap:13px}.phase-top>span{font:35px Arial,sans-serif;font-weight:300;letter-spacing:-1px;color:#9eb4a6}.phase-1 .phase-top>span{color:#9fb7c7}.phase-2 .phase-top>span{color:#cf9d79}.phase-top>b{font-size:11px;font-weight:500}.phase h2{font-size:clamp(18px,1.8vw,27px);margin:28px 0 10px;line-height:1.6}.phase p{font-size:12px;line-height:1.9;margin-bottom:30px}.phase-deliver{font-size:10px;line-height:1.8;margin-top:auto;padding-top:16px;border-top:1px solid #3d4943}.stage-one-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;flex:1}.stage-group{padding:15px 0;border-top:1px solid var(--line);position:relative;padding-left:30px}.stage-group .step-num{position:absolute;top:18px;left:0}.stage-group p{font-size:12px;margin:8px 0}.asset-strip{display:flex;flex-wrap:wrap;gap:8px 22px;border-top:1px solid var(--line);padding-top:20px;margin-top:14px}.asset-strip>span{font-size:12px;color:var(--accent)}.business-tracks{display:grid;grid-template-columns:1fr 1fr;gap:24px;flex:1}.business-track{border-top:2px solid var(--ink);padding:23px 26px;background:#1b2521}.business-track:nth-child(2){background:#1a252e;border-color:var(--accent)}.business-track h2{margin:20px 0 30px;font-size:27px}.business-track>div{display:grid;grid-template-columns:1fr 1fr;gap:16px 25px}.business-track>div span{font-size:13px;border-bottom:1px solid #3c4946;padding-bottom:10px}.shared-base{background:#202c26;display:flex;align-items:center;gap:35px;margin-top:20px;padding:19px 25px}.shared-base>span{font-size:11px;color:var(--muted)}.shared-base b{font-size:13px;font-weight:500}.future-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;flex:1;align-items:center}.future-hero{align-self:stretch;background:#1a2221;padding:20px 35px;display:flex;flex-direction:column;justify-content:center}.future-hero>div{display:flex;align-items:baseline;gap:16px}.future-hero strong{font:clamp(90px,11vw,160px) Arial,sans-serif;line-height:1;font-weight:300;letter-spacing:-9px}.future-hero>div>span{font-size:17px}.future-hero h2{font-size:22px;margin:15px 0}.future-label{font:8px Arial,sans-serif;letter-spacing:2px;color:#a0b8a7}.future-layout .numbered-steps{gap:18px}.timeboxes{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;flex:1}.timeboxes>div{border-top:1px solid var(--line);padding-top:25px}.timeboxes strong{font-size:43px;font-weight:400;letter-spacing:-2px;color:var(--accent)}.timeboxes h2{font-size:18px;margin-top:16px}.timeboxes p{font-size:12px}.rhythm{display:flex;gap:30px;background:#1d2823;padding:18px 22px;margin-top:15px}.rhythm>div{display:flex;gap:17px;align-items:flex-start;flex:1;font-size:11px;line-height:1.8}.rhythm b{white-space:nowrap}.rhythm span{color:var(--muted)}.training-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:45px;flex:1;align-items:stretch}.training-layout .numbered-steps{gap:17px}.training-layout .text-link{margin-top:18px}.sharing-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:50px;flex:1}.sharing-template{border-top:2px solid var(--ink)}.template-heading{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--line);font-size:12px}.template-heading>b{font:10px Arial;color:#81949d}.sharing-template>div:not(:first-child){padding:16px 0;display:grid;grid-template-columns:25px 90px 1fr;align-items:baseline;gap:12px;border-bottom:1px solid var(--line)}.sharing-template h3{font-size:13px}.sharing-template p{font-size:11px;margin:0}.asset-library{background:#1a2221;padding:25px 30px}.asset-library h2{font-size:29px;margin:15px 0 24px}.asset-library>div{display:grid;grid-template-columns:1fr 1fr;gap:20px}.asset-library>div>span{font-size:13px;border-top:1px solid #42584a;padding-top:11px}.asset-library b{display:block;font:9px Arial;color:var(--accent);margin-bottom:8px}.org-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:35px;flex:1}.roles{display:grid;grid-template-columns:1fr 1fr;gap:20px 25px}.roles>div{padding-top:10px;border-top:1px solid var(--line)}.roles h3{margin-top:10px}.roles p{font-size:11px;margin:7px 0}.collab-strip{display:flex;align-items:center;margin-top:24px;background:#1a2221;padding:16px 24px;gap:0}.collab-strip span{font-size:12px;flex:1;position:relative}.collab-strip span:not(:last-child):after{content:'›';position:absolute;right:15px;color:#9eb4a6}.accept-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:45px;flex:1}.checks{display:flex;flex-direction:column}.checks>div{border-bottom:1px solid var(--line);padding:11px 0;font-size:13px;display:flex;gap:13px;line-height:1.8}.checks>div>span{color:#b0c9b5}.accept-flow{display:flex;gap:15px;margin-top:22px}.accept-flow>span{font-size:11px;flex:1}.accept-flow b{display:block;font:10px Arial;color:var(--accent);margin-bottom:7px}.cost-panel{padding:24px 30px;background:#2b231d}.cost-panel h3{font-size:19px;margin:20px 0 5px}.cost-panel p{font-size:12px;margin:0}.closing{font-size:clamp(18px,2vw,29px);letter-spacing:-.5px;padding-top:25px;margin-top:20px;border-top:1px solid var(--ink);display:flex;justify-content:space-between;align-items:center}.closing>span{font-size:11px;letter-spacing:2px;color:var(--accent)}
/* Reading & overlays */
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@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}
@media print{.app-header,.chapter-rail,.app-footer,dialog,#toast{display:none!important}#stage{height:auto;margin:0;padding:0;overflow:visible}#slides{height:auto}.slide{display:block!important;overflow:visible;height:190mm;break-after:page;page-break-after:always}.slide-content{min-height:100%;padding:12mm}.slide-folio{display:none}.media-add-label{display:none}@page{size:A4 landscape;margin:10mm}}

/* Dark landing page */
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