/* Learn has its own composition; production tools keep their existing shell. */
.pd-learn-page{background:#08090b;color:#f2f2f0;overflow-x:clip;overflow-y:visible}
.pd-learn-page #main-content{max-width:1440px;padding:0 56px;margin:0 auto}
.pd-learn-page .learn-jump{display:flex;gap:28px;align-items:center;border-bottom:1px solid #ffffff1a;min-height:54px;font-size:12px;flex-wrap:wrap;padding:8px 0}
.pd-learn-page .learn-jump a{color:#b3b6bb;text-decoration:none;padding:8px 0}
.pd-learn-page .learn-jump a:last-child{margin-left:auto}
.pd-learn-page .learn-jump a:hover{color:#fff}
.pd-learn-page .learn-journey{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;isolation:isolate;min-height:360px}
.pd-learn-page .learn-story{min-width:0;position:relative;z-index:2}
.pd-learn-page .learn-intro{padding:32px 0;min-height:0}
.pd-learn-page .learn-kicker{font:500 10px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em;color:#9b9fa5;margin:0 0 16px;text-transform:uppercase}
.pd-learn-page h1{font-size:clamp(34px,3.7vw,52px);line-height:1.06;letter-spacing:-.055em;font-weight:550;margin:0 0 20px;max-width:650px;text-wrap:balance}
.pd-learn-page h1 em{font-style:normal;color:#b4c4bb}
.pd-learn-page .learn-intro-copy{font-size:15px;line-height:1.7;color:#aeb2b8;max-width:380px;margin:0 0 18px}
.pd-learn-page .learn-availability{font-size:11px;line-height:1.7;color:#8b9097;margin-top:20px}
.pd-learn-page .learn-visual{position:relative;min-width:0}
.pd-learn-page .learn-stage{position:relative;top:0;height:350px;min-height:0;display:flex;align-items:center;justify-content:center;margin:0}
.pd-learn-page #learn-scene-root{position:absolute;inset:0;z-index:1;pointer-events:none}
.pd-learn-page #learn-scene-root canvas{width:100%;height:100%;display:block}
.pd-learn-page .learn-scene-poster{width:100%;height:100%;object-fit:contain;transition:opacity .25s}
.pd-learn-page .learn-stage.has-scene .learn-scene-poster{opacity:0}
.pd-learn-page .learn-scene-label{position:absolute;top:14px;left:12px;right:12px;display:flex;justify-content:space-between;gap:12px;font:9px ui-monospace,monospace;letter-spacing:.1em;color:#7f898c;z-index:2}

.pd-learn-page .learn-track{min-height:0;padding:24px;border:1px solid #ffffff1c;background:#0d1112;scroll-margin-top:100px;position:relative}
.pd-learn-page .learn-track .learn-kicker{display:flex;justify-content:space-between;gap:20px}
.pd-learn-page .learn-track .learn-kicker span{font-size:8px;letter-spacing:.08em;color:#b4c7bc}
.pd-learn-page h2{font-size:28px;line-height:1.15;letter-spacing:-.035em;font-weight:500;margin:0 0 12px}
.pd-learn-page .learn-track>p:not(.learn-kicker){max-width:480px;color:#aeb8b6;font-size:14px;line-height:1.7;margin-bottom:18px;text-wrap:pretty}
.pd-learn-page .learn-primary{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;max-width:100%;border:1px solid #d5dfd5;background:#e3eadf;color:#111a15;padding:11px 16px;font-size:13px;font-weight:600;text-decoration:none;min-height:44px;transition:background .2s,border-color .2s}
.pd-learn-page .learn-primary:hover{border-color:#f3f7ed;background:#f3f7ed;color:#111a15;text-decoration:none}
.pd-learn-page .learn-secondary{display:block;font-size:12px;color:#a5a9af;margin-top:12px}
.pd-learn-page .learn-related{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:12px;font-size:12px}
.pd-learn-page small{font:9px ui-monospace,monospace;color:#9bafa3;letter-spacing:.07em}
.pd-learn-page .learn-paths{padding:0;display:block;scroll-margin-top:90px}
.pd-learn-page .learn-section-intro>p:last-child{font-size:13px;line-height:1.7;color:#9fa4ab;max-width:none;margin-bottom:18px}
.pd-learn-page .learn-rating{display:grid;grid-template-columns:1fr 18px;gap:5px 10px;position:relative;border-top:1px solid #ffffff1c;padding:15px 4px;text-decoration:none;color:#e3e5e4;min-width:0;transition:background .2s}
.pd-learn-page .learn-rating:last-child{border-bottom:1px solid #ffffff1c}
.pd-learn-page .learn-rating>span{display:none}
.pd-learn-page .learn-rating h3{font-size:15px;line-height:1.3;margin:0;font-weight:500;letter-spacing:-.01em}
.pd-learn-page .learn-rating p{grid-column:1;font-size:11px;line-height:1.5;color:#969da5;margin:0;max-width:none}
.pd-learn-page .learn-rating b{grid-column:2;grid-row:1;color:#a4aaa9;font-weight:400}
.pd-learn-page .learn-rating:hover h3,.pd-learn-page .learn-rating.is-current-training h3{color:#b6d4c2}
.pd-learn-page .learn-goal{padding:0;scroll-margin-top:90px;min-width:0}
.pd-learn-page .pd-training-progress{background:#0d1112;border:1px solid #ffffff26;padding:24px;margin:0;border-radius:0;box-shadow:none}
.pd-learn-page .pd-training-progress h2{font-size:24px}
.pd-learn-page .learn-goal-heading{display:flex;justify-content:space-between;gap:15px;align-items:flex-start}
.pd-learn-page .pd-training-progress p{font-size:13px;line-height:1.7;color:#9fa6ad}
.pd-learn-page .pd-training-progress .pd-training-progress-controls{margin-top:18px;grid-template-columns:1fr 1fr;gap:14px}
.pd-learn-page #learn-goal-feedback{font-size:13px;color:#bad2c2;min-height:20px;margin:10px 0 0}
.pd-learn-page .learn-reference{padding:24px 0 30px;border-top:1px solid #ffffff26;display:block}
.pd-learn-page .learn-reference p:last-child{color:#9ca3ab;font-size:13px;line-height:1.8;max-width:900px}
.pd-learn-page .learn-reference-links a{display:flex;gap:10px;border-bottom:1px solid #ffffff1c;padding:12px 0;color:#c5cace;text-decoration:none;font-size:12px;align-items:center;min-height:44px}
.pd-learn-page .learn-reference-links a span{margin-left:auto}
.pd-learn-page :is(a,button,input,select):focus-visible{outline:2px solid #bedacc;outline-offset:5px}

.pd-learn-page .learn-study-options{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:30px}
.pd-learn-page .learn-lower-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:50px;border-top:1px solid #ffffff26;padding:32px 0}
.pd-learn-page .learn-rating-list{display:grid;grid-template-columns:1fr 1fr;column-gap:24px}
.pd-learn-page .pd-training-progress-controls>button{grid-column:1/-1;min-height:44px}
.pd-learn-page .pd-training-next{display:block;padding:14px 0 0}
.pd-learn-page .pd-training-next .pd-actions{margin-top:14px;gap:10px;flex-wrap:wrap}
.pd-learn-page .pd-training-next .pd-actions a{font-size:12px}
.pd-learn-page .pd-training-countdown{min-width:68px;padding:8px}
.pd-learn-page .pd-training-countdown strong{font-size:24px}
.pd-learn-page .learn-reference-links{display:grid;grid-template-columns:1fr 1fr;column-gap:24px;align-content:start}
@media(max-width:1000px){.pd-learn-page #main-content{padding:0 28px}.pd-learn-page .learn-lower-grid{gap:28px;grid-template-columns:1fr 1fr}.pd-learn-page .learn-rating-list{column-gap:15px}.pd-learn-page .pd-training-progress{padding:20px}.pd-learn-page .pd-training-progress .pd-training-progress-controls{grid-template-columns:1fr}.pd-learn-page .learn-scene-label span:last-child{display:none}}
@media(max-width:700px){.pd-learn-page .learn-lower-grid{grid-template-columns:1fr}.pd-learn-page .learn-journey{gap:12px}.pd-learn-page .learn-study-options{gap:22px}.pd-learn-page .learn-track{padding:22px}.pd-learn-page .learn-track .learn-kicker{display:block}.pd-learn-page .learn-track .learn-kicker span{display:block;margin-top:4px}.pd-learn-page .learn-stage{height:290px}.pd-learn-page .pd-training-progress .pd-training-progress-controls{grid-template-columns:1fr 1fr}.pd-learn-page .learn-reference{gap:20px;grid-template-columns:1fr 1.2fr}}
@media(max-width:480px){.pd-learn-page #main-content{padding:0 20px}.pd-learn-page .learn-jump{gap:0 18px;font-size:11px;min-height:72px}.pd-learn-page .learn-jump a{min-height:36px;display:flex;align-items:center}.pd-learn-page .learn-jump a:last-child{margin-left:0}.pd-learn-page .learn-journey{display:grid;grid-template-columns:1fr;gap:0;min-height:0}.pd-learn-page .learn-intro{padding:26px 0 8px}.pd-learn-page h1{font-size:35px;line-height:1.08;margin-bottom:14px}.pd-learn-page .learn-intro-copy{font-size:13px;margin-bottom:10px;max-width:310px}.pd-learn-page .learn-kicker{font-size:9px;margin-bottom:12px}.pd-learn-page .learn-availability{font-size:10px;line-height:1.6;margin:0}.pd-learn-page .learn-visual{height:220px;margin-bottom:8px}.pd-learn-page .learn-stage{height:220px}.pd-learn-page .learn-scene-label{font-size:8px;top:4px}.pd-learn-page .learn-study-options{grid-template-columns:1fr;gap:14px;margin-bottom:24px}.pd-learn-page .learn-track{padding:20px}.pd-learn-page h2{font-size:25px}.pd-learn-page .learn-track .learn-kicker{display:flex;gap:10px}.pd-learn-page .learn-track .learn-kicker span{margin:0;font-size:8px}.pd-learn-page .learn-track>p:not(.learn-kicker){font-size:13px;line-height:1.6;margin-bottom:8px}.pd-learn-page .learn-primary{min-height:44px}.pd-learn-page .learn-secondary,.pd-learn-page .learn-related a{min-height:36px;display:inline-flex;align-items:center;margin-top:4px}.pd-learn-page .learn-related{gap:4px 15px;margin-top:4px}.pd-learn-page .learn-lower-grid{padding:24px 0;gap:22px}.pd-learn-page .learn-rating-list{column-gap:16px}.pd-learn-page .learn-rating{padding:13px 0;min-height:68px}.pd-learn-page .learn-rating h3{font-size:14px}.pd-learn-page .learn-rating p{font-size:10px}.pd-learn-page .pd-training-progress{padding:20px 16px}.pd-learn-page .pd-training-progress h2{font-size:23px}.pd-learn-page .pd-training-progress .pd-training-progress-controls{grid-template-columns:1fr}.pd-learn-page .pd-training-progress-controls :is(input,select,button){min-height:44px;font-size:12px}.pd-learn-page .learn-reference{display:block;padding:24px 0 30px}.pd-learn-page .learn-reference p:last-child{font-size:12px;line-height:1.6;max-width:none}.pd-learn-page .learn-reference-links{column-gap:18px;margin-top:18px}.pd-learn-page .learn-reference-links a{font-size:11px;line-height:1.5}}
@media(max-width:350px){.pd-learn-page .pd-training-progress .pd-training-progress-controls{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.pd-learn-page .learn-scene-poster{transition:none}}
@media print{.pd-learn-page .learn-visual,.pd-learn-page .learn-jump{display:none}.pd-learn-page .learn-journey{display:block}.pd-learn-page .learn-intro{padding:15px 0}.pd-learn-page h1{font-size:30px}}

.pd-learn-page .learn-reference summary{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:48px;cursor:pointer;list-style:none}
.pd-learn-page .learn-reference summary::-webkit-details-marker{display:none}
.pd-learn-page .learn-reference summary::after{content:'+';font-size:24px;color:#aebdb3}
.pd-learn-page .learn-reference details[open] summary::after{content:'\2212'}
.pd-learn-page .learn-reference summary h2{font-size:23px;margin:0}
.pd-learn-page .learn-reference summary>span{font-size:12px;color:#949da2;margin-left:auto}
.pd-learn-page .learn-reference summary:focus-visible{outline:2px solid #bedacc;outline-offset:5px}
@media(max-width:600px){.pd-learn-page .learn-reference summary{flex-wrap:wrap;gap:6px 16px}.pd-learn-page .learn-reference summary h2{font-size:22px}.pd-learn-page .learn-reference summary>span{display:none}}

.pd-learn-page .learn-track-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}
.pd-learn-page .learn-track-head h2{margin:0;font-size:27px;letter-spacing:-.04em}
.pd-learn-page .learn-access{font:500 10px/1.5 ui-monospace,monospace;white-space:nowrap;color:#b8cbbb;border:1px solid #a4c0aa30;padding:4px 7px}
.pd-learn-page .learn-track::before{content:'';position:absolute;top:-1px;left:24px;width:42px;height:1px;background:#b7cdbb}
.pd-learn-page .learn-rating:hover{background:#111916;text-decoration:none}
.pd-learn-page .learn-jump a{border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.pd-learn-page .learn-jump a:hover,.pd-learn-page .learn-jump a:focus-visible{color:#e1eddf;border-bottom-color:#adc7b4}
@media(max-width:900px){.pd-learn-page .learn-track-head{align-items:flex-start;flex-direction:column;gap:8px}.pd-learn-page .learn-track-head h2{font-size:25px}}
@media(max-width:480px){.pd-learn-page .learn-track-head{flex-direction:row;align-items:center;gap:10px}.pd-learn-page .learn-track-head h2{font-size:24px}.pd-learn-page .learn-access{font-size:9px;padding:3px 5px}.pd-learn-page .learn-primary{width:100%}}
@media(max-width:350px){.pd-learn-page .learn-track-head{flex-direction:column;align-items:flex-start}}
@media(prefers-reduced-motion:reduce){.pd-learn-page .learn-primary,.pd-learn-page .learn-rating,.pd-learn-page .learn-jump a{transition:none}}

.pd-learn-page [data-scrollcraft-mounted] [data-sc-in]{opacity:0;transform:translateY(12px);transition:opacity .6s ease-out,transform .6s cubic-bezier(.2,.7,.2,1)}
.pd-learn-page [data-scrollcraft-mounted] [data-sc-in].sc-in,.pd-learn-page [data-scrollcraft-mounted] [data-sc-in]:focus-within{opacity:1;transform:none}
.pd-learn-page [data-scrollcraft-mounted] .learn-track::before{transform:scaleX(0);transform-origin:left;transition:transform .8s ease-out}
.pd-learn-page [data-scrollcraft-mounted] .learn-track.sc-in::before{transform:scaleX(1)}
@media(prefers-reduced-motion:reduce){.pd-learn-page [data-scrollcraft-mounted] [data-sc-in]{opacity:1;transform:none;transition:none}.pd-learn-page [data-scrollcraft-mounted] .learn-track::before{transform:none;transition:none}}

.pd-learn-page .learn-return:not([hidden]){display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin:18px 0}
.pd-learn-page .learn-return a{color:#d6e5db;font-size:14px;text-decoration:underline;text-underline-offset:4px;min-height:32px;display:inline-flex;align-items:center;gap:18px}
.pd-learn-page .learn-return>span{color:#aeb2b8;font-size:12px}
.pd-learn-page .learn-saved-rating{display:inline-block;margin-left:6px;color:#bedacc;font:10px/1.4 sans-serif;letter-spacing:0;text-transform:none}

/* A physical page turn remains available without a GPU-backed renderer. */
.pd-learn-page .learn-css-book{position:absolute;inset:18% 12% 10%;container-type:inline-size;transform:perspective(900px) rotateX(13deg) rotateZ(-6deg);transform-style:preserve-3d;background:#283b31;border:6px solid #283b31;box-shadow:0 5px 0 #a5aa9d,0 9px 0 #283b31}
.pd-learn-page .learn-css-page{position:absolute;inset:0;padding:7% 6%;background:linear-gradient(90deg,#d3d3c6,#e6e3d7 9%,#e6e3d7 94%,#d5d5c9);color:#263e32;overflow:hidden;box-sizing:border-box;backface-visibility:hidden}
.pd-learn-page .learn-css-left{right:50%;border-right:2px solid #526254}
.pd-learn-page .learn-css-right{left:50%;border-left:2px solid #526254}
.pd-learn-page .learn-css-leaf{position:absolute;inset:0 0 0 50%;transform-origin:left;transform-style:preserve-3d;z-index:1}
.pd-learn-page .learn-css-front{transform:translateZ(.5px)}
.pd-learn-page .learn-css-back{transform:rotateY(180deg) translateZ(.5px)}
.pd-learn-page .learn-css-page .learn-css-imprint{display:block;font:clamp(4px,1.3cqw,8px)/1.5 monospace;color:#7a8575;letter-spacing:0;border-bottom:1px solid #b4bbac;padding-bottom:5%;white-space:nowrap}
.pd-learn-page .learn-css-page .learn-css-title{font:600 clamp(9px,3.2cqw,19px)/1.2 sans-serif;letter-spacing:0;text-transform:uppercase;margin:8% 0 12%;overflow-wrap:anywhere}
.pd-learn-page .learn-css-page .learn-css-subtitle{font:clamp(4px,1.2cqw,7px)/1.4 monospace;margin:0 0 8%;color:#6b7665}
.pd-learn-page .learn-css-page .learn-css-subject{display:block;font:clamp(5px,1.7cqw,10px)/1.6 sans-serif;border-bottom:1px solid #bfc4b6;padding:3% 0}
.pd-learn-page .learn-css-page .learn-css-colophon{position:absolute;bottom:6%;font:clamp(3px,1cqw,6px)/1 monospace;color:#7a8575;white-space:nowrap;padding:0;border:0}