@font-face{font-family:WPP;src:url('assets/WPP-Regular.otf') format('opentype');font-weight:400;font-display:swap}
@font-face{font-family:WPP;src:url('assets/WPP-Bold.otf') format('opentype');font-weight:700;font-display:swap}
:root{--navy:#000050;--lime:#B0F467;--cyan:#93DFE3;--blue:#5465FF;--ink-soft:#606080;--line:#ddddE9;--wash:#f6f8fc;--font:WPP,'PingFang SC','Microsoft YaHei',sans-serif;--gutter:clamp(22px,4vw,70px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--navy);background:#fff;font:16px/1.65 var(--font);-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit;color:inherit}button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button{border:0;background:none;cursor:pointer}button:disabled{opacity:.35;cursor:default}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}h1,h2,h3,p,blockquote{margin:0}h1,h2,h3{line-height:1.3}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--blue);outline-offset:4px}button,a{transition:background .2s,color .2s,transform .2s}em{font-style:normal;background:var(--lime);padding:0 .07em;box-decoration-break:clone;-webkit-box-decoration-break:clone}small{font-size:12px}::selection{background:var(--lime)}[hidden]{display:none!important}#main:focus{outline:none}.skip-link{position:fixed;top:-100px;left:20px;background:var(--lime);padding:10px 20px;z-index:20}.skip-link:focus{top:10px}.site-header{height:88px;padding:0 var(--gutter);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1720px;margin:auto}.brand{width:218px;display:block;flex-shrink:0}.brand img{width:100%;height:auto}.site-header nav{display:flex;gap:30px;align-items:center}.site-header nav button{min-height:44px;font-size:14px;padding:6px 0}.site-header nav button:hover{color:var(--blue)}.present-button{display:flex;gap:20px;align-items:center}.present-button span{font-size:20px}.button{background:var(--navy);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:26px;min-height:50px;padding:12px 22px;border:1px solid var(--navy);font-size:14px;font-weight:700;border-radius:3px}.button:hover{background:#25256e;transform:translateY(-2px)}.button span{font-size:20px;line-height:1}.text-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;font-size:14px;padding:8px 0;border-bottom:1px solid var(--navy)}.text-button:hover{color:var(--blue);border-color:var(--blue)}.button-row{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.home-shell{max-width:1720px;padding:0 var(--gutter);margin:auto;min-height:calc(100svh - 88px);display:flex;flex-direction:column}.home-hero{display:grid;grid-template-columns:1fr 1.15fr;align-items:center;gap:30px;flex:1;padding:20px 0 26px;min-height:370px}.home-copy h1{font-size:clamp(60px,min(6.4vw,9vh),100px);letter-spacing:-.065em;line-height:1.23}.home-copy p{font-size:18px;color:var(--ink-soft);margin:24px 0 27px;line-height:1.8}.home-art{align-self:center;min-width:0}.home-art .visual-image{max-width:700px;margin:auto}.home-art p{font-size:12px;text-align:center;color:var(--ink-soft);margin-top:0}.visual-image{position:relative;display:block;width:100%;padding:0;background:#fff;border-radius:3px}.visual-image img{width:100%;height:100%;object-fit:contain;transition:transform .4s}.visual-image:hover img{transform:translateY(-4px)}.image-affordance{position:absolute;bottom:12px;right:14px;background:#fff;border:1px solid var(--line);padding:5px 10px;font-size:11px;opacity:0;transition:opacity .2s}.visual-image:hover .image-affordance,.visual-image:focus-visible .image-affordance{opacity:1}.home-map{border-top:1px solid var(--navy);padding:20px 0 22px}.section-top{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:18px}.section-top h2{font-size:20px}.section-top p{font-size:12px;color:var(--ink-soft)}.home-map ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr)}.home-map li{min-width:0}.home-map li a{display:block;border-left:1px solid var(--line);padding:0 20px}.home-map li:first-child a{padding-left:0;border-left:0}.home-map li a:hover{background:linear-gradient(0deg,#edfbdf,transparent)}.map-number{display:flex;align-items:center;justify-content:space-between;font-size:42px;letter-spacing:-.05em;line-height:1.2;margin-bottom:12px}.map-number small{font-size:16px}.home-map strong{display:flex;align-items:center;justify-content:space-between;gap:5px;font-size:15px;white-space:nowrap}.home-map strong span{font-size:18px;font-weight:400}.home-map li p{font-size:12px;color:var(--ink-soft);margin-top:6px}.home-footer{border-top:1px solid var(--navy);padding:13px 0;display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--ink-soft)}.home-footer button{font-size:11px;min-height:30px}.classroom{max-width:1720px;margin:auto;display:grid;grid-template-columns:190px minmax(0,1fr);gap:42px;padding:0 var(--gutter)}.rail{border-right:1px solid var(--line);padding:30px 22px 20px 0;display:flex;flex-direction:column;min-height:calc(100svh - 88px)}.rail-home{font-size:13px;min-height:42px;display:block}.rail-label{color:var(--ink-soft);font-size:11px;margin:24px 0 12px}.rail nav{display:grid;gap:8px}.rail nav a{display:flex;align-items:center;gap:11px;padding:14px 9px;border-radius:2px;font-size:12px;min-height:48px}.rail nav strong{font-size:13px;font-weight:400}.rail nav a.active{background:var(--lime)}.rail nav a.active strong{font-weight:700}.rail nav a:hover{background:#effbdc}.rail nav i{font-style:normal;font-size:11px;margin-left:auto}.rail-bottom{margin-top:auto;padding-top:35px;font-size:11px;color:var(--ink-soft)}.rail-progress{height:3px;background:#eeeef5;margin:12px 0 8px}.rail-progress span{display:block;height:100%;background:var(--navy)}.player{min-width:0;display:flex;flex-direction:column;min-height:calc(100svh - 88px);padding:21px 0 0}.player-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;gap:16px;margin-bottom:12px;color:var(--ink-soft)}.player-top>div{display:flex;align-items:center;gap:24px}.player-top button{font-size:12px;min-height:36px;padding:4px 0}.chapter-trigger{font-weight:700;color:var(--navy)}.chapter-trigger span{display:none}.slide-kind{font-size:11px}.screen-heading h1{font-size:clamp(38px,4.1vw,60px);letter-spacing:-.055em;line-height:1.23}.screen-heading p{font-size:14px;color:var(--ink-soft);margin-top:15px}.stage{flex:1;display:flex;align-items:center;min-width:0;padding:16px 0 20px;animation:screen-enter .38s ease both}.stage>div,.stage>section{width:100%;min-width:0}.visual-stage{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}.visual-stage 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var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:76px;margin-top:auto;padding:12px 0;flex-shrink:0}.player-footer>.text-button{border:0}.page-dots{display:flex;align-items:center;gap:3px}.page-dots a{min-width:28px;min-height:40px;display:grid;place-items:center}.page-dots a span{width:7px;height:7px;border-radius:50%;background:var(--line);transition:width .2s}.page-dots a.active span{width:24px;border-radius:5px;background:var(--navy)}.page-count{font-size:12px;margin-left:17px;color:var(--ink-soft)}.next-button{min-width:138px}.pick-list{display:flex;gap:10px;min-width:0}.pick-list button{border:1px solid var(--line);padding:13px 18px;min-height:48px;text-align:left;border-radius:2px;flex:1}.pick-list button:hover{border-color:var(--navy);transform:translateY(-2px)}.pick-list button[aria-pressed=true]{background:var(--navy);color:white;border-color:var(--navy)}.pick-list button span{display:block;font-size:12px;margin-bottom:5px;opacity:.65}.pick-list button strong{font-size:16px}.sequence{gap:0}.sequence button{border-width:0 0 2px;border-radius:0;padding:13px 10px;margin-right:10px}.sequence button[aria-pressed=true]{background:var(--lime);color:var(--navy);border-color:var(--navy)}.sequence-detail{display:grid;grid-template-columns:100px 1fr 60px;gap:30px;align-items:center;background:var(--wash);padding:34px;margin-top:28px;min-height:200px}.big-step{font-size:80px;line-height:1;letter-spacing:-.06em;color:var(--navy)}.sequence-detail h2,.open-detail h2{font-size:30px;margin-bottom:14px}.sequence-detail p,.open-detail p{font-size:17px;color:var(--ink-soft);margin-bottom:9px}.sequence-detail small,.open-detail small{color:var(--ink-soft)}.round-button{border:1px solid var(--navy);height:56px;width:56px;border-radius:50%;font-size:26px}.round-button:hover{background:var(--lime)}.loop-back{font-size:13px;margin-top:15px;text-align:center;color:var(--ink-soft)}.request-demo{display:grid;grid-template-columns:1fr 82px 1.1fr;align-items:center;gap:25px}.speech{padding:30px;min-height:280px;border-radius:5px}.old-speech{background:#f1f1f7}.speech>span{font-size:12px;color:var(--ink-soft)}.speech blockquote,.speech h2{font-size:27px;line-height:1.5;letter-spacing:-.03em;margin:18px 0}.speech p{font-size:13px;color:var(--ink-soft)}.new-speech{border:1px dashed #b5b5cc}.new-speech.revealed{border:1px solid var(--lime);background:#edfbdc;animation:screen-enter .35s ease}.translate-switch{font-size:32px;display:grid;place-items:center;background:var(--lime);border-radius:50%;height:80px;width:80px;position:relative}.translate-switch small{font-size:11px;position:absolute;bottom:-26px;white-space:nowrap}.brief-questions button{padding:14px 10px}.brief-questions button span{font-weight:700;font-size:20px;opacity:1}.brief-questions button strong{font-weight:400;font-size:12px}.brief-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center;padding:26px 34px;background:#f0f9fb;margin:24px 0 4px}.giant-word{font-size:clamp(54px,7vw,96px);font-weight:700;letter-spacing:-.065em}.brief-card h2{font-size:27px}.brief-card p{color:var(--ink-soft);font-size:15px;margin-top:8px}.example-line{display:grid;gap:7px;border-top:1px solid #c6dde4;margin-top:17px;padding-top:15px}.example-line small{color:var(--ink-soft)}.example-line strong{font-size:16px}.workflow-detail{text-align:center;position:relative;padding:32px 24px 20px}.workflow-detail>p{font-size:13px;color:var(--ink-soft);margin-bottom:12px}.workflow-detail h2{font-size:34px}.handoff-line{display:flex;align-items:center;justify-content:center;gap:80px;margin:24px 0}.handoff-line span{width:36px;height:36px;border-radius:50%;background:var(--cyan)}.handoff-line span:last-child{background:var(--lime)}.handoff-line i{font-size:40px;font-style:normal}.workflow-detail>strong{font-size:15px;font-weight:400}.capability-picks{display:grid;grid-template-columns:repeat(6,1fr)}.capability-detail{display:grid;grid-template-columns:1fr 1.6fr;align-items:center;gap:45px;padding:32px 40px;margin-top:26px;background:#edfbdc}.capability-word{font-size:90px;font-weight:700;letter-spacing:-.06em}.capability-detail h2{font-size:30px;margin-bottom:12px}.capability-detail p{font-size:17px;color:var(--ink-soft);max-width:440px;margin-bottom:16px}.capability-detail small{font-size:12px;color:var(--ink-soft)}.experiment-demo{display:grid;grid-template-columns:.7fr 1.3fr;gap:35px;align-items:center}.experiment-controls h2{font-size:64px;line-height:1.1;letter-spacing:-.06em;margin:8px 0 18px}.experiment-controls small{font-size:12px;color:var(--ink-soft)}.experiment-controls .pick-list{flex-direction:column;max-width:260px;gap:7px}.experiment-controls .pick-list button{font-size:13px;padding:8px 15px;min-height:40px}.experiment-controls p{font-size:13px;margin-top:17px;color:var(--ink-soft)}.experiment-controls .text-button{font-size:12px;margin-top:7px}.ad-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.ad-panel{border:1px solid var(--line);padding:20px 18px;background:#f3fafb;display:flex;align-items:center;flex-direction:column;min-height:320px;position:relative;overflow:hidden}.ad-panel>small{align-self:start;font-size:10px;margin-bottom:17px;color:var(--ink-soft)}.ad-panel h3{font-size:19px;text-align:center;line-height:1.5;height:58px}.ad-panel .hook-change{background:var(--lime);padding:0 5px}.ad-panel strong{font-size:12px}.ad-cta{font-size:10px;margin-top:10px;border-bottom:1px solid var(--navy)}.product-shape{background:var(--navy);width:67px;height:110px;border-radius:14px 14px 8px 8px;position:relative;margin:29px auto 20px;flex-shrink:0;box-shadow:8px 8px 0 #0000500a}.product-shape:before{content:'';position:absolute;width:36px;height:16px;top:-19px;left:15px;border-radius:3px;background:var(--navy)}.product-shape span{position:absolute;inset:40px 0 28px;background:var(--cyan)}.ad-pair>p{grid-column:1/-1;font-size:11px;color:var(--ink-soft)}.formula-picks{gap:16px}.formula-picks button{padding:20px}.formula-picks button span{font-size:24px;opacity:1;font-weight:700}.formula-picks button strong{font-size:13px;font-weight:400}.formula-detail{display:grid;grid-template-columns:.8fr 50px 1.2fr;align-items:center;gap:20px;background:#eff8fa;padding:30px;margin-top:28px;min-height:178px}.formula-detail>span{font-size:23px;font-weight:700}.formula-detail i{font-style:normal;font-size:30px}.formula-detail small{font-size:12px;color:var(--ink-soft)}.formula-detail h2{font-size:25px;margin-top:9px}.stage-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:17px}.stage-bottom p{font-size:12px;color:var(--ink-soft)}.stage-bottom .text-button{font-size:12px}.comparison-head{display:flex;justify-content:space-between;font-size:12px;margin-bottom:10px}.compare-board{touch-action:pan-y;user-select:none;cursor:ew-resize;height:300px;position:relative;overflow:hidden;border:1px solid var(--line);border-radius:4px}.poster{position:absolute;inset:0;overflow:hidden;padding:30px 36px}.poster h2{font-size:38px;line-height:1.25;letter-spacing:-.05em}.poster-before{background:#dfe4fa}.poster-before h2{position:absolute;left:32px;top:24px;max-width:280px;color:#434379}.poster-before .product-shape{position:absolute;right:29%;bottom:10px;transform:scale(.85)}.poster-chip{position:absolute;border-radius:50%;width:90px;height:90px;display:grid;place-items:center;background:var(--lime);font-size:16px;font-weight:700;transform:rotate(-10deg)}.chip-one{right:25px;top:10px}.chip-two{left:25px;bottom:15px;background:var(--cyan);transform:rotate(15deg)}.chip-three{right:10%;bottom:5px;background:#fff;transform:rotate(12deg)}.poster-after{background:#fff;clip-path:inset(0 0 0 var(--reveal))}.poster-after .product-shape{position:absolute;right:19%;top:70px;transform:scale(1.5)}.poster-after h2{margin-top:0}.poster-after p{font-size:12px;color:var(--ink-soft);margin-top:16px}.poster-cta{position:absolute;bottom:30px;left:36px;font-size:12px;border-bottom:1px solid var(--navy)}.compare-handle{position:absolute;top:0;bottom:0;left:var(--reveal);width:2px;background:var(--navy);pointer-events:none}.compare-handle span{position:absolute;top:50%;left:0;transform:translate(-50%,-50%);width:40px;height:40px;background:var(--navy);color:#fff;border:3px solid #fff;border-radius:50%;display:grid;place-items:center;font-size:21px}.compare-control{display:flex;align-items:center;gap:20px;font-size:12px;margin-top:15px}.compare-control input{flex:1;accent-color:var(--navy);min-height:32px;padding:0}.compare-control output{width:40px;text-align:right}.open-detail{display:grid;grid-template-columns:95px 1fr;gap:35px;align-items:center;background:#eff8fa;padding:32px;margin-top:24px;min-height:190px}.open-sequence button strong{font-size:14px}.review-demo{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.review-seal{display:grid;place-items:center;width:92px;height:92px;border:2px solid var(--navy);border-radius:50%;font-size:28px;transition:background .3s}.review-seal.checked{background:var(--lime);font-size:46px}.review-intro h2{font-size:28px;margin:18px 0 13px;max-width:340px}.review-intro p{font-size:14px;color:var(--ink-soft);max-width:330px}.review-intro .text-button{margin-top:16px;font-size:12px}.review-checks{display:grid;gap:10px}.review-checks button{display:flex;align-items:center;gap:18px;text-align:left;border:1px solid var(--line);padding:16px;min-height:75px}.review-checks button[aria-pressed=true]{background:#edfbdc;border-color:var(--lime)}.review-checks button>span{font-size:27px;min-width:22px}.review-checks strong{font-size:17px;display:block}.review-checks small{font-size:12px;display:block;color:var(--ink-soft);margin-top:4px}.case-picks{max-width:520px}.case-picks button{text-align:center;font-size:17px}.case-story{padding:27px 0 10px}.case-brand{font-size:13px;color:var(--ink-soft)}.case-story h2{font-size:30px;margin:8px 0 22px}.case-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.case-flow>span{background:#eff9fa;padding:19px;font-size:16px;border-bottom:2px solid var(--cyan)}.case-flow>span:last-child{background:#edfbdc;border-color:var(--lime)}.case-flow small{display:block;margin-bottom:14px}.case-story p{font-size:15px;margin:20px 0 10px}.case-story>small{font-size:11px;color:var(--ink-soft)}.principles-demo{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}.principle-picks{display:grid;grid-template-columns:1fr 1fr}.principle-picks button{padding:10px 18px;display:flex;align-items:center;gap:14px}.principle-picks button span{margin:0}.principle-picks button strong{font-size:15px}.principle-spot{background:var(--lime);padding:30px;min-height:276px;display:flex;flex-direction:column;justify-content:center}.principle-spot>span{font-size:52px;letter-spacing:-.05em}.principle-spot h2{font-size:28px;margin:12px 0}.principle-spot .text-button{align-self:flex-start;font-size:12px}.takeaway-demo{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.takeaway-demo>button{border-top:2px solid var(--navy);padding:27px 12px;text-align:left;min-height:275px}.takeaway-demo>button:hover{background:#edfbdc}.takeaway-demo>button>span{font-size:48px;line-height:1}.takeaway-demo h2{font-size:25px;margin:22px 0 14px}.takeaway-demo p{font-size:14px;color:var(--ink-soft)}.takeaway-demo strong{font-size:13px;display:block;margin-top:25px}
/* Dialogs keep longer references and tools away from the teaching stage. */
dialog{color:var(--navy);border:1px solid var(--line);background:white;padding:28px 34px;width:min(900px,calc(100% - 36px));max-height:90svh;border-radius:8px;box-shadow:0 25px 100px #00005030}dialog::backdrop{background:#00005080;backdrop-filter:blur(5px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:20px}.dialog-head h2{font-size:27px}.icon-button{font-size:32px;min-width:44px;min-height:44px;line-height:1}.icon-button:hover{background:var(--wash)}#overlay-body>p{font-size:14px;color:var(--ink-soft);margin:15px 0;line-height:1.9}.image-dialog{width:min(1200px,calc(100% - 36px))}.expanded-image{max-height:65svh;object-fit:contain;margin:auto}.image-caption{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:20px}.image-caption p{font-size:13px;color:var(--ink-soft);max-width:650px}.image-caption .text-button{white-space:nowrap}.map-dialog-list{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.map-dialog-list a{display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding:20px 0}.map-dialog-list a>span{font-size:30px}.map-dialog-list h3{font-size:18px}.map-dialog-list p{font-size:12px;color:var(--ink-soft);margin-top:4px}.map-dialog-list a>strong{margin-left:auto}.tool-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.tool-tabs button{border-bottom:2px solid transparent;min-height:40px;padding:7px 12px;font-size:13px}.tool-tabs button[aria-pressed=true]{background:var(--navy);color:#fff}.tool-intro{font-size:14px;color:var(--ink-soft);display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 20px}.tool-intro .text-button{font-size:12px;white-space:nowrap}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;margin:20px 0 26px}.form-grid label,.select-label,.textarea-label{display:block;font-size:14px;font-weight:700}.form-grid small{font-weight:400;color:var(--ink-soft);margin-left:12px}input:not([type=range]),textarea,select{width:100%;min-height:46px;border:1px solid #b8b8cc;background:white;border-radius:3px;padding:10px 13px;font-size:14px;font-weight:400;margin-top:7px;line-height:1.7}.select-label{max-width:450px;margin-bottom:16px}.textarea-label{margin:20px 0}textarea{resize:vertical;min-height:120px}.tool-result{background:var(--wash);padding:24px;margin-top:26px;border-left:3px solid var(--cyan)}.tool-result pre{font:13px/1.9 var(--font);white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 20px}.tool-result .button{font-size:12px;min-height:42px}.muted,.fineprint{color:var(--ink-soft);font-size:13px}.fineprint{font-size:11px;margin-top:17px}.feedback-output blockquote{font-size:24px;line-height:1.5;margin:20px 0}.feedback-output dl{margin:0}.feedback-output dl>div{display:grid;grid-template-columns:110px 1fr;border-top:1px solid var(--line);padding:16px 0;gap:24px}.feedback-output dt{font-size:13px;font-weight:700}.feedback-output dd{margin:0;font-size:14px;color:var(--ink-soft);line-height:1.85}.resource-list{margin:20px 0}.resource-list a{display:flex;align-items:center;gap:20px;padding:20px 0;border-top:1px solid var(--line)}.resource-list a>span{font-size:24px}.resource-list a>span:last-child{margin-left:auto}.resource-list h3{font-size:19px;font-weight:400}.resource-list p{font-size:12px;color:var(--ink-soft);margin-top:5px}.sop-list{padding:0 0 0 25px}.sop-list li{padding:13px 0 13px 8px;border-bottom:1px solid var(--line);font-size:16px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;background:var(--navy);color:white;border-radius:3px;padding:12px 23px;max-width:90vw;z-index:30;font-size:13px;pointer-events:none;transition:opacity .2s,transform .2s}.toast.visible{opacity:1;transform:translate(-50%,0)}.present-mode .classroom{grid-template-columns:minmax(0,1fr);max-width:1460px}.present-mode .rail{display:none}.present-mode .site-header{height:68px}.present-mode .player{min-height:calc(100svh - 68px)}.present-mode .stage{padding-left:4vw;padding-right:4vw}.present-controls{display:flex;justify-content:flex-end;align-items:center;gap:20px;font-size:11px;color:var(--ink-soft);padding:4px 0 9px}.present-controls button{font-size:11px;min-height:30px}.present-controls>span{margin-right:auto}@keyframes screen-enter{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1000px) and (max-height:800px){.home-copy h1{font-size:64px}.home-copy p{margin:17px 0 20px;font-size:16px}.home-hero{min-height:330px;padding:12px 0}.home-art .visual-image{max-height:350px;aspect-ratio:1.5}.home-map{padding:15px 0}.map-number{font-size:36px;margin-bottom:7px}.section-top{margin-bottom:14px}.screen-heading h1{font-size:44px}.screen-heading p{margin-top:10px;font-size:13px}.player-top{margin-bottom:7px}.stage{padding:15px 0}.visual-stage .visual-image{max-height:36vh}.visual-summary h2{font-size:24px}.large-index{font-size:42px;margin-bottom:12px}.visual-summary>p{font-size:14px}.micro-path{margin-top:15px}.ad-panel{min-height:280px;padding:14px}.ad-panel h3{font-size:16px;height:50px}.ad-panel .product-shape{margin:22px auto 12px;transform:scale(.8)}.compare-board{height:255px}.poster h2{font-size:32px}.poster-after .product-shape{top:55px;transform:scale(1.25)}.sequence-detail{min-height:170px;padding:25px;margin-top:20px}.speech{min-height:260px;padding:23px}.speech blockquote,.speech h2{font-size:23px}.capability-detail{padding:22px 30px}.capability-word{font-size:68px}.brief-card{padding:20px 30px}.giant-word{font-size:68px}.open-detail{min-height:165px;padding:24px}.review-checks button{min-height:68px;padding:12px}.player-footer{min-height:68px}.review-seal{height:76px;width:76px}.takeaway-demo>button{min-height:230px}.case-story{padding-top:18px}}
@media(max-width:1150px){.classroom{grid-template-columns:163px minmax(0,1fr);gap:28px}.rail{padding-right:14px}.rail nav a{padding:12px 6px;gap:8px}.rail nav strong{font-size:12px}.home-map li a{padding:0 12px}.home-map strong{font-size:13px}.visual-stage{gap:20px}.visual-summary{padding-right:0}.visual-summary h2{font-size:23px}.visual-summary p{font-size:14px}.visual-summary .micro-path{font-size:11px;gap:5px}.pick-list button{padding:12px}.brief-questions button span{font-size:17px}.brief-questions button strong{font-size:11px}.formula-detail h2{font-size:21px}.open-sequence button strong{font-size:12px}.experiment-demo{grid-template-columns:.6fr 1.4fr;gap:24px}.ad-panel h3{font-size:16px}.takeaway-demo{gap:18px}.takeaway-demo h2{font-size:21px}.principles-demo{gap:25px}.capability-word{font-size:68px}}
@media(max-width:900px){.site-header{height:78px}.brand{width:190px}.site-header nav{gap:20px}.site-header nav button{font-size:12px}.classroom{display:block;padding:0 var(--gutter)}.rail{display:none}.player{min-height:calc(100svh - 78px);padding-top:16px}.chapter-trigger span{display:inline-block;margin-left:9px}.screen-heading h1{font-size:clamp(34px,5.3vw,48px)}.stage{min-height:350px;padding:26px 0}.home-shell{min-height:calc(100svh - 78px)}.home-hero{min-height:360px}.home-copy h1{font-size:clamp(46px,7vw,64px)}.home-copy p{font-size:15px}.home-map ol{grid-template-columns:repeat(3,1fr);row-gap:25px}.home-map li:nth-child(4) a{border:0;padding-left:0}.home-map strong{font-size:15px}.visual-stage .visual-image{max-height:none}.large-index{font-size:40px}.sequence-detail{grid-template-columns:80px 1fr 50px;gap:22px;padding:25px}.big-step{font-size:65px}.sequence-detail h2{font-size:27px}.case-flow>span{padding:15px;font-size:14px}.present-mode .stage{padding-left:0;padding-right:0}}
@media(max-width:620px){:root{--gutter:22px}body{font-size:14px}.site-header{height:72px;gap:6px;padding:0 12px}.brand{width:171px}.site-header nav{gap:16px}.site-header nav button{font-size:11px}.site-header [data-map]{display:none}.present-button{gap:4px}.present-button span{font-size:14px}.home-shell{min-height:calc(100svh - 72px)}.home-hero{grid-template-columns:1fr;gap:14px;padding:32px 0 24px}.home-copy h1{font-size:clamp(44px,12vw,68px)}.home-copy p{margin:18px 0 23px;font-size:15px}.button-row{gap:22px}.button{min-height:46px;font-size:13px;padding:10px 18px;gap:21px}.text-button{font-size:12px}.home-art{max-width:440px}.home-art p{font-size:10px;margin-top:8px}.home-art .visual-image{margin:0 -6px;width:calc(100% + 12px)}.home-map{padding:19px 0 8px}.section-top{display:block;margin-bottom:18px}.section-top h2{font-size:19px}.section-top p{font-size:11px;margin-top:8px}.home-map ol{grid-template-columns:1fr 1fr;gap:0}.home-map li a{padding:17px 14px!important;border-top:1px solid var(--line);border-left:0!important;min-height:123px}.home-map li:nth-child(2n) a{border-left:1px solid var(--line)!important}.home-map li:nth-child(2n+1) a{padding-left:0!important}.home-map li:nth-child(4) a{border-top:1px solid var(--line)}.map-number{font-size:32px;margin-bottom:8px}.home-map strong{font-size:14px}.home-map li p{font-size:11px}.home-footer{font-size:10px;padding:12px 0}.home-footer button{font-size:10px}.player{min-height:calc(100svh - 72px);padding-top:12px}.player-top{margin-bottom:18px}.player-top>div{gap:12px}.player-top button{font-size:11px}.slide-kind{display:none}.screen-heading h1{font-size:clamp(28px,7.7vw,43px);line-height:1.32;letter-spacing:-.055em}.screen-heading p{font-size:12px;line-height:1.8;margin-top:15px}.stage{min-height:0;padding:26px 0 30px;align-items:flex-start}.visual-stage{grid-template-columns:1fr;gap:15px}.visual-stage .visual-image{max-height:310px;margin:0 -6px;width:calc(100% + 12px)}.visual-summary{display:grid;grid-template-columns:36px 1fr;gap:0 14px;padding-top:16px;border-top:1px solid var(--line)}.large-index{font-size:28px;margin:0;grid-row:span 3;color:#a4a4c0}.visual-summary h2{font-size:22px;margin-bottom:10px}.visual-summary>p{font-size:14px;max-width:none}.micro-path{grid-column:2;font-size:11px;margin-top:18px}.visual-summary>.text-button{grid-column:2;justify-self:start;margin-top:12px}.image-affordance{opacity:1;font-size:10px;right:8px;bottom:8px;padding:3px 8px}.player-footer{gap:8px;min-height:70px;padding:10px 0}.player-footer>.text-button{font-size:12px}.page-count{font-size:10px;margin-left:7px}.page-dots{gap:0}.page-dots a{min-width:22px}.page-dots a.active span{width:17px}.page-dots a span{width:5px;height:5px}.next-button{min-width:95px;padding:10px 12px;gap:12px;font-size:12px}.teacher-note{font-size:12px;padding:15px}.pick-list{flex-wrap:wrap;gap:8px}.pick-list button{min-height:44px;flex:auto;font-size:12px}.sequence{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.sequence button{margin:0;padding:11px 13px;border:1px solid var(--line)}.sequence button:last-child:nth-child(odd){grid-column:1/-1}.pick-list button strong{font-size:14px}.sequence-detail{display:grid;grid-template-columns:42px 1fr;gap:18px;padding:22px;min-height:230px;margin-top:18px}.big-step{font-size:43px}.sequence-detail h2,.open-detail h2{font-size:24px}.sequence-detail p,.open-detail p{font-size:14px}.sequence-detail small{font-size:11px}.sequence-detail .round-button{grid-column:2;justify-self:end;width:44px;height:44px;font-size:22px}.loop-back{font-size:11px}.request-demo{grid-template-columns:1fr;gap:22px}.speech{min-height:190px;padding:23px}.speech blockquote,.speech h2{font-size:25px;margin:15px 0}.speech p{font-size:12px}.translate-switch{justify-self:center;width:56px;height:56px;transform:rotate(90deg);font-size:25px}.translate-switch small{display:none}.brief-questions{display:grid;grid-template-columns:repeat(3,1fr)}.brief-questions button{padding:13px 10px}.brief-questions button span{font-size:19px}.brief-card{grid-template-columns:1fr;gap:10px;padding:24px;margin-top:18px}.giant-word{font-size:57px;line-height:1.1}.brief-card h2{font-size:25px}.brief-card p{font-size:13px}.example-line strong{font-size:14px}.workflow-detail{padding:30px 5px 5px}.workflow-detail h2{font-size:24px}.workflow-detail>strong{font-size:13px}.handoff-line{gap:58px;margin:16px 0}.capability-picks{grid-template-columns:repeat(3,1fr)}.capability-detail{grid-template-columns:1fr;gap:14px;padding:25px;margin-top:20px}.capability-word{font-size:54px;line-height:1.1}.capability-detail h2{font-size:26px;margin-bottom:12px}.capability-detail p{font-size:14px}.capability-detail small{font-size:11px}.experiment-demo{grid-template-columns:1fr;gap:23px}.experiment-controls>div:first-child{display:flex;align-items:baseline;gap:15px}.experiment-controls h2{font-size:43px;margin:0 0 15px}.experiment-controls .pick-list{flex-direction:row;max-width:none;gap:6px}.experiment-controls .pick-list button{flex:1;text-align:center;font-size:11px;padding:8px 5px}.experiment-controls p{font-size:12px;margin-top:12px}.experiment-controls p br{display:none}.experiment-controls .text-button{margin-top:5px}.ad-pair{gap:10px}.ad-panel{padding:13px 10px;min-height:287px}.ad-panel>small{font-size:9px;margin-bottom:15px}.ad-panel h3{font-size:14px;height:64px;line-height:1.6}.ad-panel .product-shape{transform:scale(.82);margin:18px auto 7px}.ad-panel strong{font-size:10px}.ad-pair>p{font-size:10px}.formula-picks{display:grid;grid-template-columns:1fr 1fr;gap:10px}.formula-picks button{padding:16px}.formula-picks button span{font-size:24px}.formula-picks button strong{font-size:12px}.formula-detail{grid-template-columns:1fr;gap:10px;padding:24px;margin-top:20px}.formula-detail>span{font-size:23px}.formula-detail i{font-size:24px;line-height:1;transform:rotate(90deg);justify-self:start}.formula-detail h2{font-size:23px}.stage-bottom{flex-direction:column;align-items:flex-start;gap:8px;margin-top:17px}.stage-bottom p{font-size:11px}.compare-board{height:330px}.comparison-head{font-size:10px}.poster{padding:22px}.poster h2{font-size:27px;position:relative;z-index:1}.poster-before h2{left:20px;top:20px;font-size:26px}.poster-before .product-shape{right:34%;bottom:0}.poster-after .product-shape{right:17%;top:152px;transform:scale(1.05)}.poster-after p{font-size:11px;max-width:150px;margin-top:10px}.poster-cta{left:22px;bottom:35px;font-size:11px}.poster-chip{width:65px;height:65px;font-size:12px}.chip-one{right:12px;top:150px}.chip-two{left:17px;bottom:60px}.chip-three{bottom:10px;right:10px}.compare-control{gap:12px;font-size:11px}.open-detail{grid-template-columns:37px 1fr;gap:20px;padding:24px;margin-top:18px;min-height:205px}.open-detail small{font-size:11px}.review-demo{grid-template-columns:1fr;gap:24px}.review-intro{display:grid;grid-template-columns:65px 1fr;gap:0 17px}.review-seal{width:64px;height:64px;font-size:23px;grid-row:span 2}.review-intro h2{font-size:23px;margin:0 0 12px}.review-intro p{font-size:12px}.review-intro .text-button{grid-column:2;margin-top:10px;justify-self:start}.review-checks{gap:8px}.review-checks button{padding:13px;gap:16px;min-height:73px}.review-checks strong{font-size:16px}.review-checks small{font-size:11px}.case-picks{gap:8px}.case-picks button{font-size:15px;padding:9px 12px}.case-story h2{font-size:26px}.case-flow{grid-template-columns:1fr 1fr;gap:10px}.case-flow>span{padding:18px;font-size:14px}.case-flow small{margin-bottom:9px}.case-story p{font-size:13px}.case-story>small{font-size:10px}.principles-demo{grid-template-columns:1fr;gap:24px}.principle-picks{gap:8px}.principle-picks button{padding:11px;gap:12px;min-height:48px}.principle-picks button strong{font-size:14px}.principle-spot{padding:25px;min-height:230px}.principle-spot>span{font-size:44px}.principle-spot h2{font-size:26px}.takeaway-demo{grid-template-columns:1fr;gap:5px}.takeaway-demo>button{padding:23px 0;min-height:0;display:grid;grid-template-columns:48px 1fr;gap:8px 15px}.takeaway-demo>button>span{font-size:36px;grid-row:span 3}.takeaway-demo h2{font-size:23px;margin:0}.takeaway-demo p{font-size:13px}.takeaway-demo strong{font-size:12px;grid-column:2;margin:5px 0 0}dialog{padding:19px 20px;width:calc(100% - 24px);max-height:94svh}.dialog-head{padding-bottom:10px;margin-bottom:17px}.dialog-head h2{font-size:24px}.icon-button{font-size:28px}.image-dialog{width:calc(100% - 24px)}.image-caption{display:block;margin-top:15px}.image-caption p{font-size:12px}.image-caption .text-button{margin-top:8px}.map-dialog-list{grid-template-columns:1fr}.map-dialog-list a{padding:16px 0}.map-dialog-list h3{font-size:17px}.map-dialog-list p{font-size:11px}.tool-tabs{gap:5px}.tool-tabs button{font-size:11px;padding:5px 9px}.tool-intro{display:block;font-size:13px}.tool-intro .text-button{margin-top:6px}.form-grid{grid-template-columns:1fr;gap:17px}.form-grid label{font-size:13px}.form-grid small{font-size:11px}.feedback-output blockquote{font-size:23px}.feedback-output dl>div{grid-template-columns:1fr;gap:8px}.feedback-output dd{font-size:13px}.resource-list a{gap:13px}.resource-list h3{font-size:17px}.resource-list p{font-size:11px}.resource-list a>span{font-size:20px}.tool-result{padding:18px}.tool-result pre{font-size:12px}.sop-list li{font-size:14px}.present-mode .site-header{height:68px}.present-mode .stage{padding-left:0;padding-right:0}.present-controls{gap:12px;font-size:10px}.present-controls button{font-size:10px}.toast{font-size:12px;padding:12px 18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.rail,.player-top,.player-footer,.present-controls,.home-footer,dialog,.toast,.image-affordance,.skip-link{display:none!important}.classroom{display:block;padding:0}.player{display:block}.stage{display:block}.screen-heading h1{font-size:35px}.teacher-note{display:block!important}.visual-stage{display:grid}}
.quick-practice{border-top:2px solid var(--navy);margin-top:12px;padding-top:29px}
.practice-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:23px}
.practice-heading .section-label{margin-bottom:5px;font-size:13px}
.practice-heading h2{font-size:28px;line-height:1.5;letter-spacing:-.025em}
.practice-progress{font-size:22px;white-space:nowrap;letter-spacing:-.03em}
.practice-question{font-size:21px;line-height:1.65;margin-bottom:6px;max-width:880px}
.practice-instruction{font-size:14px;color:var(--ink-soft);margin:0 0 23px}
.practice-choices{display:grid;gap:10px}
.practice-option{display:flex;align-items:center;gap:14px;text-align:left;width:100%;min-height:58px;padding:15px 18px;border:1px solid #c7c7d8;background:var(--white);font-size:15px;line-height:1.7;transition:background .16s,border-color .16s}
.practice-option:not(:disabled):hover{background:#f3f8fc;border-color:var(--navy)}
.practice-option:disabled{opacity:1;cursor:default}
.practice-key{flex:none;min-width:24px;font-size:18px;font-weight:700}
.practice-option>span:not(.practice-key):not(.practice-mark){min-width:0}
.practice-mark{margin-left:auto;font-size:13px;flex:none;white-space:nowrap}
.practice-option.is-correct{background:#effcde;border-color:#81be45}
.practice-option.is-correct .practice-key,.practice-option.is-correct .practice-mark{color:var(--navy)}
.practice-option.is-selected{background:var(--navy);color:#fff;border-color:var(--navy)}
.practice-option.is-selected:not(:disabled):hover{background:var(--navy)}
.practice-option.is-wrong{border-color:var(--blue);background:#f3f3ff}
.practice-option.is-used{color:var(--ink-soft);border-color:var(--line);background:var(--wash)}
.practice-match{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.practice-match-column{display:grid;grid-template-rows:auto repeat(3,1fr);gap:10px}
.practice-column-label{font-size:12px;color:var(--ink-soft);margin:0 0 3px}
.practice-match-column .practice-option{min-height:62px}
.practice-selection{font-size:13px;color:var(--ink-soft);min-height:24px;margin-top:15px}
.practice-classify{border-top:1px solid var(--line)}
.practice-task{display:grid;grid-template-columns:1fr 300px;gap:23px;align-items:center;border-bottom:1px solid var(--line);padding:17px 0}
.practice-task>p{display:flex;gap:15px;align-items:baseline;font-size:15px;line-height:1.8}
.practice-task-number{color:var(--ink-soft);font-size:19px;flex:none}
.practice-task-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.practice-task-options .practice-option{font-size:14px;min-height:48px;padding:10px 12px;gap:4px}
.practice-order-slots{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:0;margin:0 0 20px;list-style:none}
.practice-order-slots li{padding:14px 16px;border-top:3px solid var(--line);background:var(--wash);min-height:97px;position:relative}
.practice-order-slots li>span:first-child{font-size:13px;color:var(--ink-soft);display:block;margin-bottom:6px}
.practice-order-slots strong{font-size:15px;font-weight:400;color:var(--ink-soft)}
.practice-order-slots .is-current{border-top-color:var(--navy)}
.practice-order-slots .is-filled{border-top-color:var(--lime);background:#effcde}
.practice-order-slots .is-filled strong{color:var(--navy)}
.practice-order-check{position:absolute;right:12px;top:12px;font-size:12px}
.practice-order-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.practice-message{min-height:30px;margin:16px 0 0;font-size:14px;line-height:1.85;color:var(--ink-soft)}
.practice-message.hint{color:var(--navy);border-left:3px solid var(--blue);padding-left:13px}
.practice-message.success{color:var(--navy)}
.practice-memory{background:var(--lime);padding:18px 23px;margin-top:17px}
.practice-memory[hidden]{display:none}
.practice-memory p{font-size:12px;margin:0 0 6px}
.practice-memory strong{font-size:26px;letter-spacing:-.025em;line-height:1.6;display:block}
.practice-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:15px;font-size:12px;color:var(--ink-soft)}
.practice-reset{display:inline-flex;gap:12px;align-items:center;font-size:13px;min-height:44px;padding:7px 0;color:var(--navy)}
.practice-reset:hover{text-decoration:underline}
@media(max-width:1200px){.practice-task{grid-template-columns:1fr 260px;gap:20px}.practice-task-options{gap:8px}.practice-task-options .practice-option{font-size:13px}.practice-order-slots li{padding:13px 11px}.practice-order-slots strong{font-size:14px}}
@media(max-width:620px){
 .practice-jump{font-size:13px;margin-top:12px}
 .quick-practice{padding-top:25px}
 .practice-heading{align-items:flex-start;margin-bottom:20px;gap:12px}
 .practice-heading h2{font-size:23px}
 .practice-heading .section-label{font-size:12px}
 .practice-progress{font-size:18px;padding-top:3px}
 .practice-question{font-size:18px;line-height:1.7}
 .practice-instruction{font-size:13px;margin-bottom:19px}
 .practice-option{font-size:14px;padding:13px 12px;gap:10px;min-height:58px}
 .practice-key{font-size:16px;min-width:17px}
 .practice-mark{font-size:12px}
 .practice-choices .practice-mark:empty{display:none}
 .practice-match{gap:12px}
 .practice-match-column .practice-option{font-size:13px;min-height:73px;gap:7px;padding:11px 9px}
 .practice-match-column .practice-key{font-size:14px;min-width:10px}
 .practice-match-column .practice-mark{font-size:11px}
 .practice-selection{font-size:12px;line-height:1.8}
 .practice-task{display:block;padding:17px 0}
 .practice-task>p{font-size:14px;gap:12px;margin-bottom:11px}
 .practice-task-options{gap:10px}
 .practice-task-options .practice-option{font-size:14px;justify-content:center;gap:10px}
 .practice-task-options .practice-mark{margin-left:0}
 .practice-order-slots{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:16px}
 .practice-order-slots li{min-height:82px;padding:10px 12px}
 .practice-order-slots strong{font-size:13px}
 .practice-order-options{gap:8px}
 .practice-order-options .practice-option{font-size:13px;gap:7px;min-height:58px}
 .practice-memory{padding:17px 19px}
 .practice-memory strong{font-size:23px;line-height:1.7}
 .practice-message{font-size:13px;min-height:27px}
 .practice-bottom{font-size:11px}
 .practice-reset{font-size:12px}
}
@media print{.practice-jump,.quick-practice{display:none!important}}
.practice-selection[hidden]{display:none}
.practice-memory strong>span{display:inline-block;max-width:100%}

/* Keep the existing short exercises within the new classroom stage. */
.stage-practice .quick-practice{border:0;padding:0;margin:0}
.stage-practice .practice-heading{margin-bottom:12px}
.stage-practice .practice-heading h2{display:none}
.stage-practice .practice-heading .section-label{font-size:11px;color:var(--ink-soft)}
.stage-practice .practice-question{font-size:21px;line-height:1.5;margin-bottom:8px}
.stage-practice .practice-instruction{font-size:12px;margin-bottom:16px;color:var(--ink-soft)}
.stage-practice .practice-option{min-height:52px;padding:12px 16px;font-size:14px}
.stage-practice .practice-message{font-size:12px;min-height:22px;margin-top:12px}
.stage-practice .practice-memory{padding:14px 20px;margin-top:14px}
.stage-practice .practice-memory strong{font-size:25px}
.stage-practice .practice-memory p{font-size:11px}
.stage-practice .practice-bottom{margin-top:14px;font-size:11px}
.stage-practice .practice-task{padding:12px 0;gap:18px}
.stage-practice .practice-task p{font-size:14px}
.stage-practice .practice-reset{font-size:12px;min-height:36px}
.stage-practice .practice-selection{font-size:11px}
@media(max-width:620px){.stage-practice .practice-question{font-size:19px}.stage-practice .practice-option{font-size:12px;min-height:59px;padding:12px 10px}.stage-practice .practice-memory strong{font-size:22px}.stage-practice .practice-task{grid-template-columns:1fr}.stage-practice .practice-task p{font-size:14px}.stage-practice .practice-order-options .practice-option{font-size:12px}.stage-practice .practice-instruction{font-size:12px}.stage-practice .practice-key{font-size:12px;width:20px}}
/* Each comparison poster owns its text layer; the divider always stays above both. */
.poster-before{z-index:0}.poster-after{z-index:1}.compare-handle{z-index:2}
@media(min-width:901px){
 .player:has(.stage-practice) .screen-heading h1{font-size:clamp(32px,3.2vw,46px)}
 .player:has(.stage-practice) .screen-heading h1 br{display:none}
 .stage-practice .practice-memory{padding:11px 18px}
 .stage-practice .practice-memory strong{line-height:1.4}
 .stage-practice .practice-option{min-height:48px;padding:10px 15px}
}
@media(min-width:901px) and (max-height:800px){
 .stage-practice .practice-heading{margin-bottom:7px}
 .stage-practice .practice-instruction{margin-bottom:11px}
 .stage-practice .practice-question{font-size:19px}
 .stage-practice .practice-match-column{gap:7px}
 .stage-practice .practice-option{min-height:44px;padding:8px 14px}
 .stage-practice .practice-memory{padding:9px 17px;margin-top:9px}
 .stage-practice .practice-memory strong{font-size:22px;line-height:1.3}
 .stage-practice .practice-memory p{margin-bottom:3px}
 .stage-practice .practice-message{margin-top:8px}
 .stage-practice .practice-bottom{margin-top:8px}
}

/* V3.2 homepage: the original campaign opening, followed by the people story. */
.home-hero{grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:36px;min-height:470px}
.home-copy .hero-title{font-size:clamp(36px,4.5vw,76px);min-height:2.7em;line-height:1.3;letter-spacing:-.06em}
.home-copy .hero-title em{white-space:nowrap}.hero-play{margin-top:18px;font-size:12px;color:var(--ink-soft)}
.hero-visual{position:relative;aspect-ratio:1.48;width:100%;isolation:isolate}.hero-orbs,.hero-people{position:absolute;inset:0;transition:opacity 1.05s ease,transform 1.25s cubic-bezier(.2,.7,.2,1),filter 1.05s ease}
.hero-orbs .orb{position:absolute;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;letter-spacing:-.06em;aspect-ratio:1}
.hero-orbs .media{width:65%;top:3%;left:0;background:var(--navy);color:white;font-size:clamp(28px,4.6vw,72px);padding-right:15%}
.hero-orbs .creative{width:61%;top:5%;right:0;background:radial-gradient(circle at 23% 20%,#fff 0%,var(--cyan) 25%,#bcebc7 51%,var(--lime) 85%);font-size:clamp(25px,4vw,64px)}
.hero-orbs .creative:before{content:'';position:absolute;inset:-9px 6px 8px -7px;border:1px solid var(--navy);border-radius:50%}.orb-intersection{position:absolute;left:43%;top:18%;width:14px;height:14px;background:var(--lime);border-radius:50%;z-index:3}
.hero-people{opacity:0;transform:translateY(14px) scale(.95);filter:blur(7px);pointer-events:none}.home-art .hero-people .visual-image{width:100%;height:100%;margin:0;max-height:none}.hero-people img{width:100%;height:100%;object-fit:contain}
[data-story=revealed] .hero-orbs{opacity:0;transform:scale(.91);filter:blur(9px);pointer-events:none}[data-story=revealed] .hero-people{opacity:1;transform:none;filter:none;pointer-events:auto}
.is-typing:after{content:'';display:inline-block;height:.85em;border-right:3px solid var(--navy);margin-left:.08em;animation:caret .65s step-end infinite}@keyframes caret{50%{opacity:0}}
.decision-demo{width:100%}.decision-picks{display:flex;gap:10px;flex-wrap:wrap}.decision-picks button{flex:1;padding:14px;border:1px solid var(--line);min-width:100px}.decision-card{margin-top:24px;padding:clamp(22px,3vw,44px);background:#eff9fa;border-left:4px solid var(--cyan)}.decision-card h2{font-size:clamp(23px,2.5vw,36px);margin:12px 0 20px}.decision-card p{max-width:780px;font-size:18px;line-height:1.8}.decision-card>strong{display:block;margin-top:24px;font-size:14px;color:var(--ink-soft)}
@media(max-width:620px){.home-hero{grid-template-columns:1fr;gap:24px;min-height:0}.home-copy .hero-title{font-size:clamp(33px,8.9vw,55px)}.hero-visual{max-width:440px;margin:auto}.hero-orbs .media{font-size:clamp(32px,10vw,52px)}.hero-orbs .creative{font-size:clamp(30px,9vw,48px)}.decision-card p{font-size:15px}}
@media(prefers-reduced-motion:reduce){.hero-orbs,.hero-people{transition:none}.is-typing:after{animation:none}}

/* V3.3 replaces the V3.2 dissolve with solid, individually moving pieces. */
.hero-orbs,.hero-people{transition:none!important;filter:none!important;transform:none!important;opacity:1!important}
.hero-people{visibility:hidden;pointer-events:none}
[data-story=rebuilding] .hero-visual>.hero-orbs{visibility:hidden}
[data-story=revealed] .hero-visual>.hero-orbs{visibility:hidden}
[data-story=revealed] .hero-people{visibility:visible;pointer-events:auto}
.hero-pieces{position:absolute;inset:0;pointer-events:none;overflow:visible;z-index:4}
.hero-piece{position:absolute;inset:0;will-change:transform;backface-visibility:hidden}
.hero-piece>.hero-orbs{visibility:visible!important;position:absolute;inset:0}
.hero-piece>img{width:100%;height:100%;object-fit:contain}
.home-copy .hero-title{position:relative}
.is-typing:after{position:absolute;bottom:.12em;width:3px;height:.85em}
.request-cases{width:100%}.request-picks{margin-bottom:24px;display:flex;gap:12px}.request-picks button{flex:1;padding:12px 18px;border:1px solid var(--line);text-align:left}.request-picks button span{display:block;font-size:12px;margin-bottom:5px}.request-cases .speech blockquote{font-size:clamp(19px,1.65vw,27px);line-height:1.65}.request-cases .speech{min-height:330px}.request-cases .speech p{line-height:1.8}
@media(max-width:620px){.request-picks{gap:8px}.request-picks button{padding:10px}.request-cases .speech{min-height:0}.request-cases .speech blockquote{font-size:20px}.hero-visual{overflow:visible}}

/* Whole-artwork motion uses separate wrappers to avoid legacy hero overrides. */
.hero-soft-motion{overflow:visible}
.hero-soft-in,.hero-soft-out{position:absolute;inset:0;transform-origin:50% 50%;will-change:transform,opacity}
.hero-soft-in{opacity:0}
.hero-soft-in>img{display:block;width:100%;height:100%;object-fit:contain}
.hero-soft-out{z-index:2}
.hero-soft-out>.hero-orbs{visibility:visible!important}


/* Homepage controls aligned to the reference. */
.home-art>p{text-align:right;width:100%;margin-right:0;padding-right:0}
.resume-control{position:relative;display:inline-flex;align-items:center;z-index:6}
.resume-trigger{gap:10px;white-space:nowrap}
.resume-options{position:absolute;bottom:calc(100% + 12px);left:0;width:250px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 38px #00005018}
.resume-options:after{content:'';position:absolute;left:0;right:0;top:100%;height:16px}
.resume-option{display:block;width:100%;text-align:left;padding:12px 14px;border-radius:7px;background:white;line-height:1.5}
.resume-option:hover,.resume-option:focus-visible{background:#f0f8e8}
.resume-option strong{display:flex;justify-content:space-between;align-items:center;font-size:14px}
.resume-option small{display:block;margin-top:5px;font-size:11px;color:var(--ink-soft)}
.resume-option+.resume-option{border-top:1px solid var(--line)}
@media(max-width:620px){.resume-options{left:auto;right:0;width:min(250px,calc(100vw - 44px))}}

/* V3.4: a speaker title card, followed by a choreographed course overview. */
.site-header .admin-entry{display:grid;place-items:center;width:44px;min-width:44px;height:44px;padding:0;border-radius:50%}
.site-header .admin-entry:hover{background:var(--wash)}.admin-entry svg{width:22px;height:22px;flex:none}
.trainer-intro{min-height:calc(100svh - 88px);max-width:1580px;margin:auto;padding:32px var(--gutter) 22px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}
.intro-kicker{font-size:11px;letter-spacing:.18em;color:var(--ink-soft);margin-bottom:24px;text-align:center}
.intro-art{position:relative;width:min(650px,70vw);aspect-ratio:1.5;flex-shrink:0;margin:0 auto 22px}
.intro-art .hero-orbs .media{font-size:clamp(36px,5.3vw,76px)}.intro-art .hero-orbs .creative{font-size:clamp(32px,4.9vw,68px)}
.trainer-credit{text-align:center}.trainer-eyebrow{font-size:10px;letter-spacing:.24em;color:var(--ink-soft)}.trainer-credit h1{font-size:clamp(34px,3.5vw,48px);letter-spacing:-.035em;margin:7px 0 3px}.trainer-credit p{font-size:15px;letter-spacing:.12em;color:var(--ink-soft)}
.intro-enter{display:flex;align-items:center;gap:26px;margin-top:22px;padding:9px 0;border-bottom:1px solid var(--navy);font-size:13px}.intro-enter span{font-size:22px}
.intro-footer{width:100%;display:flex;justify-content:space-between;gap:16px;margin-top:auto;padding-top:30px;font-size:11px;color:var(--ink-soft)}
.home-shell>.home-hero .home-copy{animation:home-slide-left 900ms cubic-bezier(.2,.7,.2,1) both}
.home-shell>.home-hero .home-art{animation:home-art-enter 1050ms 110ms cubic-bezier(.2,.7,.2,1) both}
.home-shell>.home-map{animation:home-slide-up 900ms 230ms cubic-bezier(.2,.7,.2,1) both}
.home-shell>.home-footer{animation:home-slide-up 850ms 360ms cubic-bezier(.2,.7,.2,1) both}
@keyframes home-slide-left{from{opacity:0;transform:translateX(-36px)}to{opacity:1;transform:translateX(0)}}
@keyframes home-art-enter{from{opacity:0;transform:translateX(-20px) scale(.985)}to{opacity:1;transform:translateX(0) scale(1)}}
@keyframes home-slide-up{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:621px) and (max-height:800px){.trainer-intro{padding-top:20px}.intro-art{width:min(540px,57vh);margin-bottom:12px}.intro-kicker{margin-bottom:12px}.intro-enter{margin-top:14px}.intro-footer{padding-top:20px}}
@media(max-width:620px){.trainer-intro{min-height:calc(100svh - 72px);padding-top:42px}.intro-art{width:100%;margin:32px 0}.intro-art .hero-orbs .media{font-size:10vw}.intro-art .hero-orbs .creative{font-size:9vw}.intro-kicker{font-size:9px;letter-spacing:.1em}.intro-footer{font-size:9px}.trainer-credit p{font-size:13px}.site-header nav{gap:12px}}
@media(prefers-reduced-motion:reduce){.home-shell>.home-hero .home-copy,.home-shell>.home-hero .home-art,.home-shell>.home-map,.home-shell>.home-footer{animation:none}}


/* Training media library */
.video-library-intro{padding:12px 0 26px}.video-eyebrow{font-size:12px;letter-spacing:.14em}.video-library-intro h3{font-size:clamp(25px,3vw,38px);margin:12px 0}.video-library-intro p{color:#666680;line-height:1.7}.video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.video-card{text-align:left;border:1px solid #dcdce7;background:#fff;padding:0;color:var(--navy,#000050);overflow:hidden;border-radius:8px;cursor:pointer}.video-card:hover{border-color:#000050;box-shadow:0 6px 24px #0000500d}.video-cover{position:relative;aspect-ratio:16/9;background:#000050}.video-cover img{width:100%;height:100%;object-fit:contain;display:block}.video-play{position:absolute;inset:0;margin:auto;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#000050dd;color:white;font-size:14px}.video-duration{position:absolute;bottom:10px;right:10px;background:#000050;color:#fff;padding:4px 7px;font-size:12px;border-radius:4px}.video-card-copy{padding:18px}.video-card-copy>span{font-size:12px;color:#72728a}.video-card h3{font-size:22px;margin:10px 0 16px}.video-card small{font-size:13px}.video-dialog{width:min(1050px,94vw)}.video-screen{background:#000;border-radius:6px;overflow:hidden}.video-screen video{display:block;width:100%;max-height:62vh;aspect-ratio:16/9}.video-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.video-actions label{font-size:14px}.video-actions select{padding:8px;border:1px solid #dcdce7;background:white;color:#000050;border-radius:3px}#video-status{font-size:14px;line-height:1.6;color:#666680}@media(max-width:600px){.video-grid{grid-template-columns:1fr}.video-card h3{font-size:20px}.site-header nav{gap:10px}.site-header nav button{font-size:12px}.video-actions{gap:12px}.video-actions .button{padding:12px}.video-library-intro h3{font-size:27px}}