@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400;font-display:swap;src:url('assets/fonts/jakarta-400.ttf') format('truetype')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:500;font-display:swap;src:url('assets/fonts/jakarta-500.ttf') format('truetype')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:600;font-display:swap;src:url('assets/fonts/jakarta-600.ttf') format('truetype')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:700;font-display:swap;src:url('assets/fonts/jakarta-700.ttf') format('truetype')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:800;font-display:swap;src:url('assets/fonts/jakarta-800.ttf') format('truetype')}
.mpr-why{--wm-bg:#e8edf4;--wm-ink:#0a1628;--wm-gold:#fbbf24;position:relative;isolation:isolate;overflow:hidden;background:var(--wm-bg);color:var(--wm-ink);font:16px/1.6 'Plus Jakarta Sans',sans-serif;padding:85px 0 28px;-webkit-font-smoothing:antialiased}.mpr-why *{box-sizing:border-box}.wm-wrap{width:calc(100% - 112px);max-width:1800px;margin:auto}.wm-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:60px}.wm-eyebrow{font:700 10px 'Plus Jakarta Sans',sans-serif;letter-spacing:2px;display:flex;align-items:center;gap:12px;margin:0 0 25px}.wm-eyebrow:before{content:'';width:7px;height:7px;border-radius:50%;background:#fbbf24;box-shadow:0 0 0 5px #fbbf2418}.wm-heading h2{font:400 clamp(35px,3.8vw,66px)/1.1 'Plus Jakarta Sans',sans-serif;letter-spacing:-1.8px;margin:0}.wm-heading h2 em{font-weight:400;color:#40576d}.wm-intro{max-width:340px;color:#4a6074;font-size:17px;line-height:1.75;margin:0 0 4px}.proof-story{display:grid;grid-template-columns:minmax(270px,.8fr) minmax(0,1.75fr);gap:45px;margin-top:45px;align-items:center}.proof-chapters{display:grid;gap:12px;position:relative;z-index:5}.proof-chapter{display:flex;text-align:left;gap:17px;align-items:flex-start;font:inherit;border:0;border-bottom:1px solid #acbdce70;border-radius:0;background:none;color:#53677c;padding:24px 12px 26px 0;cursor:pointer;transition:color .4s,transform .5s}.proof-index{font:italic 16px 'Plus Jakarta Sans',sans-serif;padding-top:4px;color:#7b8b9b}.proof-chapter strong{font:400 27px/1.15 'Plus Jakarta Sans',sans-serif;display:block;color:#3f5368;margin-bottom:12px;letter-spacing:-.5px}.proof-summary{font-size:14px;line-height:1.7;display:block;max-width:320px}.proof-arrow{font:25px 'Plus Jakarta Sans',sans-serif;opacity:0;transition:opacity .4s}.proof-chapter[aria-pressed=true]{color:#173449;transform:translateX(8px)}.proof-chapter[aria-pressed=true] strong{color:#0a1628}.proof-chapter[aria-pressed=true] .proof-index{color:#876018}.proof-chapter[aria-pressed=true] .proof-arrow{opacity:1;color:#8e680d}.proof-chapter:focus-visible,.mpr-why button:focus-visible,.wm-stage:focus-visible{outline:2px solid #967018;outline-offset:5px}.wm-stage{min-width:0;position:relative}.wm-step{display:none;min-width:0}.wm-step.is-active{display:block}.proof-mobile-caption{display:none}.proof-scene{height:510px;position:relative;perspective:1400px;transform-style:preserve-3d;--px:0;--py:0}.proof-orbit{position:absolute;inset:13% -5% 0;border-radius:50%;background:radial-gradient(ellipse,#fbbf2414 0%,#c1d2e438 45%,transparent 70%);transform:rotate(-15deg);pointer-events:none}.proof-original{position:absolute;left:5%;right:3%;top:8%;height:360px;border:1px solid #a8bacb;border-radius:12px;overflow:hidden;box-shadow:0 3px 0 #b6c4d2,0 6px 0 #8299af,0 35px 50px #18334825;transform:translate3d(calc(var(--px)*-4px),0,-55px) rotateY(-12deg) rotateX(6deg) rotateZ(-5deg);transition:transform 1.15s cubic-bezier(.2,.75,.2,1);background:#e8edf4}.proof-original img{display:block;width:100%;height:100%;object-fit:cover;object-position:top left}.proof-excerpt{position:absolute;width:360px;max-width:72%;left:22%;top:52px;background:#fff;border:1px solid #dde1e6;border-radius:13px;overflow:hidden;box-shadow:0 2px 0 #bac8d5,0 6px 0 #d8e1eb,0 28px 45px #16354d40;transform:translate3d(calc(var(--px)*9px),calc(var(--py)*5px),50px) rotateY(-8deg) rotateZ(2deg);transition:transform 1.1s cubic-bezier(.2,.75,.2,1),left 1.1s,top 1.1s;animation:proof-arrive 1.15s cubic-bezier(.2,.75,.2,1) both;font:13px/1.6 'Plus Jakarta Sans',sans-serif;color:#334155}.proof-ui-head{display:flex;align-items:center;gap:9px;padding:15px 16px;border-bottom:1px solid #e5e7eb;font-size:15px;color:#111820}.proof-ui-head>span:last-child{margin-left:auto}.proof-number{display:grid;place-items:center;width:25px;height:25px;background:#f5a208;color:white;border-radius:50%;font-size:14px}.proof-ui-body{margin:13px;padding:15px;border:1px solid #cbdff5;border-radius:9px}.proof-ui-body.blue{background:#eff6ff}.proof-ui-body.teal{background:#f0fdfa;border-color:#bce5e3}.proof-ui-body.purple{background:#f5f3ff;border-color:#ded6f8}.proof-ui-body small{display:block;font-size:10px;letter-spacing:.7px;color:#315abd;font-weight:600}.proof-ui-body p{margin:10px 0 0}.proof-ui-body.teal p{margin:0}.proof-metrics{display:flex;gap:8px;margin:13px 0}.proof-metrics span{display:flex;flex-direction:column;align-items:center;justify-content:center;width:65px;height:60px;background:#f9fafb;border:1px solid #e3e6ec;border-radius:7px;color:#657180;font-size:9px}.proof-metrics b{font-size:20px;color:#1b9279}.proof-metrics span:first-child{background:#fff1f2;border-color:#fecdd3}.proof-metrics span:first-child b{color:#cf3b49}.proof-metrics span:nth-child(2) b{color:#334155}.proof-ui-body mark{display:block;background:#fffbeb;border:1px solid #f4e4a7;border-radius:6px;color:#956022;font-size:11px;line-height:1.5;padding:7px 8px}.proof-under{padding:15px 17px;margin:0 13px 14px;background:#fff7ed;border:1px solid #f3dfc1;border-radius:9px;font-size:12px}.proof-under strong{font-size:12px;color:#6c471f}.proof-under p{margin:8px 0}.proof-under>b{font-size:11px;color:#b36a2e}.proof-under ol{margin:10px 0 0;padding-left:20px}.proof-under li{margin-top:7px}.wm-step:nth-child(2) .proof-under{background:#f9fafb;border-color:#e5e7eb}.wm-step:nth-child(2) .proof-under strong{color:#374151}.wm-step:nth-child(3) .proof-excerpt{width:340px;left:10%;top:100px}.wm-step:nth-child(3) .proof-under{background:#f8fafc;border:1px dashed #cbd5e1}.wm-step:nth-child(3) .proof-under strong{color:#475569}.proof-language{display:inline-flex;font-size:11px;vertical-align:middle;overflow:hidden;border:1px solid #dfd5f7;border-radius:5px;margin-bottom:12px}.proof-language b,.proof-language span{padding:4px 10px}.proof-language b{background:#7c3aed;color:white}.proof-action-label{display:block;background:#7654eb;color:white;border-radius:7px;padding:9px 12px;font-weight:600;width:max-content;max-width:100%}.proof-radar{display:block;background:white;color:#465c88;border:1px solid #cbd5e1;border-radius:6px;padding:7px 12px;margin-top:10px;width:max-content}.proof-support{position:absolute;right:0;top:35px;width:210px;background:#fff;border:1px solid #e2d7c8;border-radius:12px;padding:9px;box-shadow:0 22px 30px #16354d35;transform:translateZ(95px) rotate(5deg);transition:transform 1.1s;cursor:zoom-in;text-align:left;font:11px 'Plus Jakarta Sans',sans-serif;color:#92452f}.proof-support-image{height:230px;display:block;position:relative;overflow:hidden;border-radius:6px}.proof-support-image img{position:absolute;width:570px;max-width:none;left:-188px;top:-84px}.proof-support>span:nth-child(2){display:inline-block;padding:10px 0 2px}.proof-support>b{float:right;padding-top:9px;color:#42566d}.proof-controls{display:flex;align-items:center;justify-content:center;gap:20px;position:relative;z-index:5}.proof-controls button{font:12px 'Plus Jakarta Sans',sans-serif;cursor:pointer;min-height:44px}.proof-explore{display:flex;align-items:center;gap:14px;border:1px solid #a8bacb;background:#e8edf4;color:#21394f;border-radius:100px;padding:7px 17px}.proof-explore b{font-size:20px;color:#85620d}.proof-explore[aria-pressed=true]{background:#f8df9b;border-color:#e1bb61}.proof-source{border:0;background:none;color:#415a73;text-decoration:underline;text-underline-offset:4px}.proof-source-note{text-align:center;font:10px/1.5 'Plus Jakarta Sans',sans-serif;color:#60748a;margin:13px 0 0}.wm-step.is-explored .proof-original{transform:translate3d(-30px,-12px,-95px) rotateY(-22deg) rotateX(7deg) rotateZ(-9deg)}.wm-step.is-explored .proof-excerpt{transform:translate3d(5px,-12px,140px) rotateY(0deg) rotateZ(0deg)}.wm-step.is-explored .proof-support{transform:translate3d(14px,-18px,140px) rotate(0deg)}.wm-foot{border-top:1px solid #b5c4d180;margin-top:55px;padding-top:23px;display:flex;justify-content:space-between;gap:25px;align-items:center}.proof-reassurance{font:italic 22px/1.4 'Plus Jakarta Sans',sans-serif;margin:0;color:#435b70}.wm-carousel-nav{display:none}.proof-dialog{border:1px solid #a6b8cb;border-radius:16px;width:min(1400px,96vw);max-width:96vw;padding:0;background:#e8edf4;color:#0a1628;max-height:93svh;box-shadow:0 30px 80px #00162766}.proof-dialog::backdrop{background:#081c2ccc;backdrop-filter:blur(8px)}.proof-dialog-bar{padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px}.proof-close{width:44px;height:44px;border:1px solid #a9b9c9;background:none;border-radius:50%;font-size:25px;cursor:pointer;color:#0a1628}.proof-full-scroll{overflow:auto;max-height:calc(93svh - 70px);background:white}.proof-full-scroll img{display:block;width:100%;min-width:780px;height:auto}.mpr-why.wm-paused *{animation-play-state:paused!important}.mpr-why.wm-paused .proof-scene{--px:0!important;--py:0!important}@keyframes proof-arrive{from{transform:translate3d(-35px,30px,-50px) rotateY(-20deg) rotateZ(-5deg)}to{transform:translate3d(0,0,50px) rotateY(-8deg) rotateZ(2deg)}}
@media(min-width:1600px){.proof-scene{height:610px}.proof-original{height:430px}.proof-excerpt{width:430px;font-size:15px;top:60px}.proof-ui-head{font-size:18px}.proof-ui-body small{font-size:12px}.proof-ui-body mark,.proof-under,.proof-under strong{font-size:14px}.proof-metrics span{width:75px}.proof-support{width:250px;right:2%;top:60px}.proof-support-image{height:280px}.proof-support-image img{width:680px;left:-224px;top:-100px}.wm-step:nth-child(3) .proof-excerpt{width:400px;top:140px}}
@media(max-width:1050px) and (min-width:701px){.wm-wrap{width:calc(100% - 64px)}.wm-heading{gap:30px}.wm-intro{max-width:250px;font-size:15px}.proof-story{grid-template-columns:250px minmax(0,1fr);gap:15px}.proof-chapter strong{font-size:24px}.proof-summary{font-size:13px}.proof-excerpt{max-width:88%;left:5%;font-size:12px}.proof-controls{gap:8px}.proof-controls button{font-size:10px}.proof-support{width:150px;top:0;right:-8px}.proof-support-image{height:170px}.proof-support-image img{width:430px;left:-143px;top:-64px}.wm-step:nth-child(3) .proof-excerpt{top:175px;left:0;width:280px}.proof-scene{height:570px}}
@media(max-width:700px){.mpr-why{padding:42px 0 22px}.wm-wrap{width:calc(100% - 40px)}.wm-heading{display:block}.wm-eyebrow{font-size:9px;margin-bottom:20px}.wm-heading h2{font-size:clamp(33px,8vw,47px);letter-spacing:-1px}.wm-intro{font-size:16px;max-width:420px;margin:20px 0 0}.proof-story{display:block;margin-top:27px}.proof-chapters{display:none}.wm-stage{display:flex;gap:20px;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scrollbar-width:none;overscroll-behavior-x:contain;align-items:stretch}.wm-stage::-webkit-scrollbar{display:none}.wm-step,.wm-step.is-active{display:block;flex:0 0 100%;scroll-snap-align:start;scroll-snap-stop:always;padding-bottom:10px}.proof-mobile-caption{display:block;min-height:155px}.proof-mobile-caption h3{font:26px/1.2 'Plus Jakarta Sans',sans-serif;margin:0 0 10px;letter-spacing:-.5px}.proof-mobile-caption p{font-size:14px;line-height:1.7;color:#52677a;margin:0;max-width:480px}.proof-scene{height:500px;perspective:1300px}.proof-original{height:280px;top:7%;left:6%;right:6%;transform:rotate(-5deg)}.proof-excerpt{max-width:none;width:calc(100% - 30px);left:15px;top:60px;font-size:12px;transform:translateZ(20px) rotate(1deg)}.proof-ui-head{font-size:14px;padding:13px}.proof-ui-body{padding:13px;margin:11px}.proof-under{margin:0 11px 12px;padding:12px;font-size:11px}.proof-under strong{font-size:11px}.proof-ui-body p{line-height:1.6}.proof-controls{gap:12px;justify-content:space-between}.proof-controls button{font-size:10px}.proof-explore{gap:9px;padding:6px 12px}.proof-source-note{font-size:9px}.wm-step.is-explored .proof-excerpt{transform:translate3d(0,-14px,50px) rotate(0)}.wm-step.is-explored .proof-original{transform:translate3d(-5px,-10px,-45px) rotate(-12deg)}.wm-step:nth-child(3) .proof-excerpt{width:calc(100% - 45px);max-width:none;left:12px;top:200px}.proof-support{width:145px;right:12px;top:0}.proof-support-image{height:160px}.proof-support-image img{width:410px;left:-137px;top:-61px}.proof-support>span:nth-child(2){font-size:9px}.wm-step:nth-child(3) .proof-scene{height:535px}.wm-carousel-nav{display:flex;align-items:center;justify-content:space-between;padding-top:16px}.wm-carousel-nav button{width:44px;height:44px;border:1px solid #a8bacb;border-radius:50%;background:transparent;color:#254057;font-size:22px;cursor:pointer}.wm-carousel-nav button:disabled{opacity:.3}.wm-carousel-dots{display:flex;gap:4px}.wm-carousel-dots button{width:34px;border:0;position:relative}.wm-carousel-dots button:before{content:'';position:absolute;width:7px;height:7px;left:14px;top:18px;border-radius:20px;background:#8196aa}.wm-carousel-dots button[aria-current=true]:before{width:22px;left:6px;background:#b18523}.wm-foot{margin-top:24px;gap:12px;align-items:flex-start}.proof-reassurance{font-size:18px;max-width:220px}.proof-dialog{width:96vw}.proof-dialog-bar{font-size:12px;padding:8px 12px}}
@media(max-width:360px){.proof-mobile-caption{min-height:175px}.proof-excerpt{font-size:11px}.proof-ui-head{font-size:12px}.proof-ui-body mark{font-size:10px}.proof-scene{height:510px}.proof-controls{gap:5px}.proof-explore{padding-inline:8px}.proof-controls button{font-size:9px}}
@media(prefers-reduced-motion:reduce){.mpr-why *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Educator-facing typography and explicit responsive navigation. */
.mpr-why{--wm-gold:#e6bb67}
.wm-eyebrow{display:inline-block;background:#081c2c;color:var(--wm-gold);font-size:14px;font-weight:800;letter-spacing:1px;padding:9px 15px;border-radius:9px}
.wm-eyebrow:before{display:none}
.wm-heading h2{font-weight:750;font-size:clamp(34px,3.5vw,60px);line-height:1.16;letter-spacing:-1.5px;color:#19394e}
.wm-heading h2 em{font-style:normal;font-weight:750;color:#466677}
.proof-index{font-style:normal;font-weight:700;color:#617f90}
.proof-chapter{flex-wrap:wrap;position:relative;border-radius:14px;padding:20px;gap:12px;background:#dde6ee;border:1px solid #c7d4df;transition:background .3s,box-shadow .3s}
.proof-chapter>span:nth-child(2){flex:1;min-width:0}
.proof-chapter strong{font-size:23px;font-weight:750;line-height:1.3;color:#254e63;letter-spacing:-.5px}
.proof-chapter[aria-pressed=true]{transform:none;background:#f0e5cc;border-color:#dfbd79;box-shadow:0 8px 24px #1833480c}
.proof-chapter[aria-pressed=true] strong{color:#173e53}
.proof-click{font-size:12px;font-weight:750;color:#254e63;margin-left:31px;text-decoration:underline;text-underline-offset:4px}
.proof-reassurance{font-style:normal;font-weight:600;font-size:19px;color:#345c70}
.proof-original{height:auto;aspect-ratio:2.04;top:12%;transform:translate3d(0,0,-50px) rotateZ(-4deg);opacity:1}
.proof-original img{height:auto;object-fit:contain}
.proof-excerpt{width:420px;max-width:76%;left:19%;font-size:14px;top:36px;transform:translate3d(calc(var(--px)*5px),calc(var(--py)*3px),25px);animation:proof-readable-in .8s ease-out both}
.proof-ui-head{font-size:16px}.proof-ui-body p{line-height:1.7}.proof-ui-body mark{font-size:12px}
.proof-scene{height:610px}.wm-step:nth-child(2) .proof-scene{height:620px}
.proof-controls{justify-content:flex-end;padding-right:10%}.proof-controls button{font-size:13px;font-weight:600}
.wm-step.is-explored .proof-excerpt{transform:translate3d(0,0,25px)}
.wm-step.is-explored .proof-original{transform:translate3d(-14px,-8px,-50px) rotate(-6deg)}
@keyframes proof-readable-in{from{translate:0 18px}to{translate:0 0}}
@media(min-width:1600px){.proof-excerpt{width:480px;font-size:16px}.proof-scene,.wm-step:nth-child(2) .proof-scene{height:660px}}
@media(max-width:1050px) and (min-width:701px){.proof-chapter strong{font-size:20px}.proof-excerpt{left:2%;max-width:96%;width:400px;font-size:13px}.proof-scene{height:660px}.wm-step:nth-child(2) .proof-scene{height:660px}}
@media(max-width:700px){
 .wm-eyebrow{font-size:12px;margin-bottom:20px}.wm-heading h2{font-size:33px;letter-spacing:-1px}.wm-intro{line-height:1.7}
 .proof-chapters{display:grid;grid-template-columns:1fr;gap:8px;margin-bottom:24px}
 .proof-chapter{padding:13px 15px;align-items:center;gap:10px;border-radius:12px}
 .proof-chapter strong{font-size:16px;margin:0;letter-spacing:-.3px}.proof-summary{display:none}.proof-index{font-size:12px;padding:0}.proof-click{font-size:10px;margin:0;white-space:nowrap}
 .proof-mobile-caption{min-height:0;margin-bottom:22px}.proof-mobile-caption h3{font-weight:750;font-size:23px;line-height:1.3;letter-spacing:-.5px;color:#254e63}.proof-mobile-caption p{font-size:14px}
 .wm-stage{align-items:flex-start}.wm-step{height:auto}
 .proof-scene,.wm-step:nth-child(2) .proof-scene{height:auto;min-height:0;padding:12px 6px 25px;perspective:none}
 .proof-original{top:0;left:0;right:0;aspect-ratio:2.04;height:auto;transform:rotate(-2deg)}
 .proof-excerpt,.wm-step.is-explored .proof-excerpt{position:relative;left:0;top:0;width:100%;max-width:none;font-size:14px;transform:none;margin:0;box-shadow:0 4px 0 #d4dfe8,0 16px 30px #16354d22}
 .proof-ui-head{font-size:15px}.proof-ui-body small{font-size:11px}.proof-ui-body mark{font-size:12px}.proof-under,.proof-under strong{font-size:12px}
 .proof-controls{justify-content:flex-start;padding:0}.proof-controls button{font-size:12px;min-height:44px}
 .wm-step:nth-child(3) .proof-scene{height:auto;display:flex;flex-direction:column;gap:22px}
 .wm-step:nth-child(3) .proof-excerpt{position:relative;left:0;top:0;width:100%;max-width:none}
 .proof-support{position:relative;top:0;right:auto;width:180px;align-self:flex-end;transform:rotate(3deg)}
 .proof-support-image{height:190px}.proof-support-image img{width:490px;left:-163px;top:-73px}
 .wm-carousel-nav{padding-top:8px}.proof-reassurance{font-size:15px}.wm-foot{align-items:center}
 .wm-stage .wm-step:not(.is-active){visibility:hidden}
}
/* Keep front-layer type on the pixel plane; depth lives behind it. */
.proof-excerpt,.wm-step.is-explored .proof-excerpt{transform:none;translate:0 0}
@media(min-width:701px){.proof-chapter{display:grid;grid-template-columns:22px 1fr;gap:10px 12px}.proof-click{grid-column:2;margin:0}.proof-chapter strong{font-size:22px}.proof-summary{font-size:13px}.proof-chapters{gap:10px}.proof-chapter{padding:17px}.proof-scene{height:610px}}
@media(max-width:700px){.wm-stage .wm-step:not(.is-active){visibility:visible}}

/* Requested title colors and mobile image-side navigation. */
.wm-eyebrow{background:none;padding:0;border-radius:0;color:#e6bb67;font-weight:800}
.wm-heading h2,.wm-heading h2 em,.proof-chapter strong,.proof-chapter[aria-pressed=true] strong,.proof-mobile-caption h3{color:#000}
@media(max-width:700px){
 .proof-chapters{display:none}
 .proof-story{position:relative}
 .wm-carousel-nav{position:absolute;left:-18px;right:-18px;top:250px;padding:0;z-index:10;transform:translateY(-50%);pointer-events:none}
 .wm-carousel-nav button{pointer-events:auto;width:44px;height:44px;flex:0 0 44px;background:#e6bb67;color:#081c2c;border:1px solid #bc934d;box-shadow:0 4px 14px #081c2c20;font-size:24px}
 .wm-carousel-nav button:disabled{opacity:.45}
 .wm-carousel-dots{display:none}
 .proof-scene,.wm-step:nth-child(2) .proof-scene,.wm-step:nth-child(3) .proof-scene{margin-inline:16px}
 .proof-mobile-caption{margin-bottom:18px}
 .wm-stage{transition:height .25s ease}
}

.mpr-why .wm-eyebrow{color:var(--mpr-brand-gold,#e6bb67);background:none;opacity:1;font-weight:800}

/* Raised chapter controls: cast shadow, solid edge, and a lit selection rim. */
.mpr-why{--wm-rim:#32ca8d;--wm-rim-light:#a2f4cd}
.proof-chapters{gap:24px;perspective:1100px}
.proof-chapter{
 --card-lift:-6px;--card-rx:0deg;--card-ry:0deg;
 position:relative;isolation:isolate;overflow:visible;border-radius:17px;
 border:1px solid #becdd9;padding:20px;
 background:linear-gradient(155deg,#f0f5f9 0%,#e4ecf3 45%,#dce6ee 100%);
 transform:perspective(1100px) translateY(var(--card-lift)) rotateX(var(--card-rx)) rotateY(var(--card-ry));
 transform-origin:50% 55%;
 box-shadow:inset 0 1px 0 #ffffffd9,inset 0 -1px 0 #a9bacb70,
  0 6px 0 #b4c4d2,0 10px 10px -5px #122e4b55,
  0 24px 25px -10px #122e4b60,0 40px 42px -24px #122e4b40;
 transition:transform .38s cubic-bezier(.2,.8,.25,1),box-shadow .38s,border-color .25s,background .25s;
 -webkit-tap-highlight-color:transparent;touch-action:manipulation
}
.proof-chapter::before{
 content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;
 background:radial-gradient(ellipse at var(--card-light-x,50%) var(--card-light-y,15%),#ffffffa6,transparent 70%);
 opacity:.35;transition:opacity .3s
}
.proof-chapter::after{
 content:'';position:absolute;inset:-2px;border:2px solid var(--wm-rim);border-radius:19px;
 box-shadow:inset 0 0 0 1px #c8ffe6a6,0 0 0 1px #c8ffe680,0 0 16px #32ca8d70,0 0 32px #32ca8d33;
 opacity:0;pointer-events:none;transition:opacity .24s
}
.proof-chapter[aria-pressed=true]{
 --card-lift:-2px;background:linear-gradient(150deg,#f8edce,#f0e5cc 58%,#e9d9b6);
 border-color:#51c996;
 transform:perspective(1100px) translateY(var(--card-lift)) rotateX(var(--card-rx)) rotateY(var(--card-ry));
 box-shadow:inset 0 1px 0 #fff9df,inset 0 -1px 0 #ae99703d,
  0 4px 0 #a6b9aa,0 8px 10px -5px #122e4b50,
  0 21px 26px -10px #122e4b55,0 32px 40px -24px #122e4b3d
}
.proof-chapter[aria-pressed=true]::after{opacity:1}
.proof-chapter[aria-pressed=true] .proof-index{color:#246249}
.proof-chapter:focus-visible{outline:3px solid #16734f;outline-offset:8px}
@media(hover:hover) and (pointer:fine){
 .proof-chapter:hover{--card-lift:-10px}
 .proof-chapter[aria-pressed=true]:hover{--card-lift:-6px}
 .proof-chapter:hover::before{opacity:.8}
}
.proof-chapter.is-pressing,.proof-chapter:active{
 --card-lift:5px;
 transform:perspective(1100px) translateY(5px) scale(.988);
 box-shadow:inset 0 2px 5px #18334814,0 1px 0 #aabdc7,0 5px 8px -3px #122e4b50,0 10px 16px -8px #122e4b45;
 transition-duration:.1s
}
.proof-chapter.is-pressing::after,.proof-chapter:active::after{opacity:1}

/* The selected chapter brings its real product evidence forward. */
.proof-excerpt{
 box-shadow:inset 0 1px 0 #fff,0 2px 0 #c5d1dc,0 7px 0 #d2dde7,
  0 16px 14px -8px #17384e40,0 34px 42px -13px #17384e50;
 animation:proof-panel-lift .7s cubic-bezier(.2,.8,.2,1) both
}
@keyframes proof-panel-lift{
 from{transform:perspective(1400px) translate3d(-8px,22px,-65px) rotateX(3deg)}
 to{transform:perspective(1400px) translate3d(0,0,0) rotateX(0)}
}

/* Keep the approved carousel; each visible product card has a tactile rim. */
@media(max-width:700px){
 .proof-scene,.wm-step:nth-child(2) .proof-scene,.wm-step:nth-child(3) .proof-scene{padding-top:16px;padding-bottom:43px}
 .proof-excerpt,.wm-step.is-explored .proof-excerpt{
  overflow:visible;border-radius:14px;border-color:#74cda8;
  box-shadow:inset 0 1px 0 #fff,0 5px 0 #c0d1ca,0 11px 12px -6px #17384e50,0 25px 30px -10px #17384e55;
  translate:0 0;scale:1;transition:translate .24s,scale .24s,box-shadow .24s;animation:proof-panel-lift .6s cubic-bezier(.2,.8,.2,1) both
 }
 .proof-excerpt::after{
  content:'';position:absolute;inset:-2px;border-radius:16px;border:2px solid var(--wm-rim);pointer-events:none;
  box-shadow:inset 0 0 0 1px #d2ffe7,0 0 14px #32ca8d60;opacity:0;transition:opacity .25s
 }
 .wm-step.is-active .proof-excerpt::after{opacity:1}
 .proof-excerpt.is-pressing{
  translate:0 5px;scale:.99;
  box-shadow:0 1px 0 #b6c9c0,0 6px 10px -4px #17384e50
 }
}
.mpr-why.wm-paused .proof-chapter{--card-rx:0deg!important;--card-ry:0deg!important}
@media(prefers-reduced-motion:reduce){
 .proof-chapter,.proof-chapter[aria-pressed=true],.proof-chapter.is-pressing,.proof-chapter:active,
 .proof-excerpt,.proof-excerpt.is-pressing{transform:none!important;translate:none!important;scale:none!important}
}

/* Direct hero-to-story transition; no marquee between these sections. */
.mpr-hero + .mpr-why{padding-top:48px}
@media(max-width:700px){.mpr-hero + .mpr-why{padding-top:32px}}